diff --git a/.gitignore b/.gitignore index 34affc87..d6a55b26 100644 --- a/.gitignore +++ b/.gitignore @@ -6,6 +6,7 @@ src_android/obj/ templates/android_project/bin/ templates/android_project/obj/ templates/android_project/libs/ +local.properties # Ignore thumbnails created by windows Thumbs.db diff --git a/examples/core_input_gamepad.c b/examples/core_input_gamepad.c index 1de2d424..6c356829 100644 --- a/examples/core_input_gamepad.c +++ b/examples/core_input_gamepad.c @@ -36,7 +36,8 @@ int main() //---------------------------------------------------------------------------------- if (IsGamepadAvailable(GAMEPAD_PLAYER1)) { - gamepadMovement = GetGamepadMovement(GAMEPAD_PLAYER1); + gamepadMovement.x = GetGamepadAxisMovement(GAMEPAD_PLAYER1, GAMEPAD_XBOX_AXIS_LEFT_X); + gamepadMovement.y = GetGamepadAxisMovement(GAMEPAD_PLAYER1, GAMEPAD_XBOX_AXIS_LEFT_Y); ballPosition.x += gamepadMovement.x; ballPosition.y -= gamepadMovement.y; diff --git a/examples/physics_basic_rigidbody.c b/examples/physics_basic_rigidbody.c index 917813ad..cd09f070 100644 --- a/examples/physics_basic_rigidbody.c +++ b/examples/physics_basic_rigidbody.c @@ -30,26 +30,26 @@ int main() bool isDebug = false; // Create rectangle physic object - PhysicObject *rectangle = CreatePhysicObject((Vector2){ screenWidth*0.25f, screenHeight/2 }, 0.0f, (Vector2){ 75, 50 }); + PhysicObject rectangle = CreatePhysicObject((Vector2){ screenWidth*0.25f, screenHeight/2 }, 0.0f, (Vector2){ 75, 50 }); rectangle->rigidbody.enabled = true; // Enable physic object rigidbody behaviour rectangle->rigidbody.applyGravity = true; rectangle->rigidbody.friction = 0.1f; rectangle->rigidbody.bounciness = 6.0f; // Create square physic object - PhysicObject *square = CreatePhysicObject((Vector2){ screenWidth*0.75f, screenHeight/2 }, 0.0f, (Vector2){ 50, 50 }); + PhysicObject square = CreatePhysicObject((Vector2){ screenWidth*0.75f, screenHeight/2 }, 0.0f, (Vector2){ 50, 50 }); square->rigidbody.enabled = true; // Enable physic object rigidbody behaviour square->rigidbody.applyGravity = true; square->rigidbody.friction = 0.1f; // Create walls physic objects - PhysicObject *floor = CreatePhysicObject((Vector2){ screenWidth/2, screenHeight*0.95f }, 0.0f, (Vector2){ screenWidth*0.9f, 100 }); - PhysicObject *leftWall = CreatePhysicObject((Vector2){ 0.0f, screenHeight/2 }, 0.0f, (Vector2){ screenWidth*0.1f, screenHeight }); - PhysicObject *rightWall = CreatePhysicObject((Vector2){ screenWidth, screenHeight/2 }, 0.0f, (Vector2){ screenWidth*0.1f, screenHeight }); - PhysicObject *roof = CreatePhysicObject((Vector2){ screenWidth/2, screenHeight*0.05f }, 0.0f, (Vector2){ screenWidth*0.9f, 100 }); + PhysicObject floor = CreatePhysicObject((Vector2){ screenWidth/2, screenHeight*0.95f }, 0.0f, (Vector2){ screenWidth*0.9f, 100 }); + PhysicObject leftWall = CreatePhysicObject((Vector2){ 0.0f, screenHeight/2 }, 0.0f, (Vector2){ screenWidth*0.1f, screenHeight }); + PhysicObject rightWall = CreatePhysicObject((Vector2){ screenWidth, screenHeight/2 }, 0.0f, (Vector2){ screenWidth*0.1f, screenHeight }); + PhysicObject roof = CreatePhysicObject((Vector2){ screenWidth/2, screenHeight*0.05f }, 0.0f, (Vector2){ screenWidth*0.9f, 100 }); // Create pplatform physic object - PhysicObject *platform = CreatePhysicObject((Vector2){ screenWidth/2, screenHeight*0.7f }, 0.0f, (Vector2){ screenWidth*0.25f, 20 }); + PhysicObject platform = CreatePhysicObject((Vector2){ screenWidth/2, screenHeight*0.7f }, 0.0f, (Vector2){ screenWidth*0.25f, 20 }); //-------------------------------------------------------------------------------------- @@ -114,7 +114,8 @@ int main() // De-Initialization //-------------------------------------------------------------------------------------- - ClosePhysics(); // Unitialize physics module + ClosePhysics(); // Unitialize physics (including all loaded objects) + CloseWindow(); // Close window and OpenGL context //-------------------------------------------------------------------------------------- diff --git a/examples/physics_forces.c b/examples/physics_forces.c index 74b40d57..f4eefa05 100644 --- a/examples/physics_forces.c +++ b/examples/physics_forces.c @@ -17,7 +17,7 @@ #define LINE_LENGTH 75 #define TRIANGLE_LENGTH 12 -void DrawRigidbodyCircle(PhysicObject *obj, Color color); +void DrawRigidbodyCircle(PhysicObject obj, Color color); int main() { @@ -36,7 +36,7 @@ int main() bool isDebug = false; // Create rectangle physic objects - PhysicObject *rectangles[3]; + PhysicObject rectangles[3]; for (int i = 0; i < 3; i++) { rectangles[i] = CreatePhysicObject((Vector2){ screenWidth/4*(i+1), (((i % 2) == 0) ? (screenHeight/3) : (screenHeight/1.5f)) }, 0.0f, (Vector2){ 50, 50 }); @@ -46,7 +46,7 @@ int main() // Create circles physic objects // NOTE: when creating circle physic objects, transform.scale must be { 0, 0 } and object radius must be defined in collider.radius and use this value to draw the circle. - PhysicObject *circles[3]; + PhysicObject circles[3]; for (int i = 0; i < 3; i++) { circles[i] = CreatePhysicObject((Vector2){ screenWidth/4*(i+1), (((i % 2) == 0) ? (screenHeight/1.5f) : (screenHeight/4)) }, 0.0f, (Vector2){ 0, 0 }); @@ -57,10 +57,10 @@ int main() } // Create walls physic objects - PhysicObject *leftWall = CreatePhysicObject((Vector2){ -25, screenHeight/2 }, 0.0f, (Vector2){ 50, screenHeight }); - PhysicObject *rightWall = CreatePhysicObject((Vector2){ screenWidth + 25, screenHeight/2 }, 0.0f, (Vector2){ 50, screenHeight }); - PhysicObject *topWall = CreatePhysicObject((Vector2){ screenWidth/2, -25 }, 0.0f, (Vector2){ screenWidth, 50 }); - PhysicObject *bottomWall = CreatePhysicObject((Vector2){ screenWidth/2, screenHeight + 25 }, 0.0f, (Vector2){ screenWidth, 50 }); + PhysicObject leftWall = CreatePhysicObject((Vector2){ -25, screenHeight/2 }, 0.0f, (Vector2){ 50, screenHeight }); + PhysicObject rightWall = CreatePhysicObject((Vector2){ screenWidth + 25, screenHeight/2 }, 0.0f, (Vector2){ 50, screenHeight }); + PhysicObject topWall = CreatePhysicObject((Vector2){ screenWidth/2, -25 }, 0.0f, (Vector2){ screenWidth, 50 }); + PhysicObject bottomWall = CreatePhysicObject((Vector2){ screenWidth/2, screenHeight + 25 }, 0.0f, (Vector2){ screenWidth, 50 }); //-------------------------------------------------------------------------------------- diff --git a/examples/resources/shaders/glsl100/bloom.fs b/examples/resources/shaders/glsl100/bloom.fs index 5a08843d..280d2fb6 100644 --- a/examples/resources/shaders/glsl100/bloom.fs +++ b/examples/resources/shaders/glsl100/bloom.fs @@ -33,5 +33,5 @@ void main() else if (texelColor.r < 0.5) tc = sum*sum*0.009 + texelColor; else tc = sum*sum*0.0075 + texelColor; - finalColor = tc; + gl_FragColor = tc; } \ No newline at end of file diff --git a/examples/resources/shaders/glsl100/swirl.fs b/examples/resources/shaders/glsl100/swirl.fs index e77d4f87..0d6d24f2 100644 --- a/examples/resources/shaders/glsl100/swirl.fs +++ b/examples/resources/shaders/glsl100/swirl.fs @@ -20,7 +20,7 @@ float angle = 0.8; uniform vec2 center = vec2(200.0, 200.0); -void main (void) +void main() { vec2 texSize = vec2(renderWidth, renderHeight); vec2 tc = fragTexCoord*texSize; diff --git a/examples/resources/shaders/glsl330/bloom.fs b/examples/resources/shaders/glsl330/bloom.fs index 47ddee30..0307bc06 100644 --- a/examples/resources/shaders/glsl330/bloom.fs +++ b/examples/resources/shaders/glsl330/bloom.fs @@ -17,7 +17,7 @@ void main() { vec4 sum = vec4(0); vec4 tc = vec4(0); - + for (int i = -4; i < 4; i++) { for (int j = -3; j < 3; j++) diff --git a/examples/resources/shaders/glsl330/phong.fs b/examples/resources/shaders/glsl330/phong.fs deleted file mode 100644 index 80e3d673..00000000 --- a/examples/resources/shaders/glsl330/phong.fs +++ /dev/null @@ -1,82 +0,0 @@ -#version 330 - -// Input vertex attributes (from vertex shader) -in vec2 fragTexCoord; -in vec3 fragNormal; - -// Input uniform values -uniform sampler2D texture0; -uniform vec4 fragTintColor; - -// Output fragment color -out vec4 finalColor; - -// NOTE: Add here your custom variables - -// Light uniform values -uniform vec3 lightAmbientColor = vec3(0.6, 0.3, 0.0); -uniform vec3 lightDiffuseColor = vec3(1.0, 0.5, 0.0); -uniform vec3 lightSpecularColor = vec3(0.0, 1.0, 0.0); -uniform float lightIntensity = 1.0; -uniform float lightSpecIntensity = 1.0; - -// Material uniform values -uniform vec3 matAmbientColor = vec3(1.0, 1.0, 1.0); -uniform vec3 matSpecularColor = vec3(1.0, 1.0, 1.0); -uniform float matGlossiness = 50.0; - -// World uniform values -uniform vec3 lightPosition; -uniform vec3 cameraPosition; - -// Calculate ambient lighting component -vec3 AmbientLighting() -{ - return (matAmbientColor*lightAmbientColor); -} - -// Calculate diffuse lighting component -vec3 DiffuseLighting(in vec3 N, in vec3 L) -{ - // Lambertian reflection calculation - float diffuse = clamp(dot(N, L), 0, 1); - - return (fragTintColor.xyz*lightDiffuseColor*lightIntensity*diffuse); -} - -// Calculate specular lighting component -vec3 SpecularLighting(in vec3 N, in vec3 L, in vec3 V) -{ - float specular = 0.0; - - // Calculate specular reflection only if the surface is oriented to the light source - if (dot(N, L) > 0) - { - // Calculate half vector - vec3 H = normalize(L + V); - - // Calculate specular intensity - specular = pow(dot(N, H), 3 + matGlossiness); - } - - return (matSpecularColor*lightSpecularColor*lightSpecIntensity*specular); -} - -void main() -{ - // Normalize input vectors - vec3 L = normalize(lightPosition); - vec3 V = normalize(cameraPosition); - vec3 N = normalize(fragNormal); - - // Calculate lighting components - vec3 ambient = AmbientLighting(); - vec3 diffuse = DiffuseLighting(N, L); - vec3 specular = SpecularLighting(N, L, V); - - // Texel color fetching from texture sampler - vec4 texelColor = texture(texture0, fragTexCoord); - - // Calculate final fragment color - finalColor = vec4(texelColor.rgb*(ambient + diffuse + specular), texelColor.a); -} \ No newline at end of file diff --git a/examples/resources/shaders/glsl330/phong.vs b/examples/resources/shaders/glsl330/phong.vs deleted file mode 100644 index d68d9b3f..00000000 --- a/examples/resources/shaders/glsl330/phong.vs +++ /dev/null @@ -1,29 +0,0 @@ -#version 330 - -// Input vertex attributes -in vec3 vertexPosition; -in vec2 vertexTexCoord; -in vec3 vertexNormal; - -// Input uniform values -uniform mat4 mvpMatrix; - -// Output vertex attributes (to fragment shader) -out vec2 fragTexCoord; -out vec3 fragNormal; - -// NOTE: Add here your custom variables -uniform mat4 modelMatrix; - -void main() -{ - // Send vertex attributes to fragment shader - fragTexCoord = vertexTexCoord; - - // Calculate view vector normal from model - mat3 normalMatrix = transpose(inverse(mat3(modelMatrix))); - fragNormal = normalize(normalMatrix*vertexNormal); - - // Calculate final vertex position - gl_Position = mvpMatrix*vec4(vertexPosition, 1.0); -} \ No newline at end of file diff --git a/examples/resources/shaders/glsl330/swirl.fs b/examples/resources/shaders/glsl330/swirl.fs index da098754..80c16cc9 100644 --- a/examples/resources/shaders/glsl330/swirl.fs +++ b/examples/resources/shaders/glsl330/swirl.fs @@ -21,7 +21,7 @@ float angle = 0.8; uniform vec2 center = vec2(200.0, 200.0); -void main (void) +void main() { vec2 texSize = vec2(renderWidth, renderHeight); vec2 tc = fragTexCoord*texSize; diff --git a/examples/resources/shaders/standard.fs b/examples/resources/shaders/standard.fs new file mode 100644 index 00000000..3c3bef4b --- /dev/null +++ b/examples/resources/shaders/standard.fs @@ -0,0 +1,136 @@ +#version 330 + +in vec3 fragPosition; +in vec2 fragTexCoord; +in vec4 fragColor; +in vec3 fragNormal; + +out vec4 finalColor; + +uniform sampler2D texture0; + +uniform vec4 colAmbient; +uniform vec4 colDiffuse; +uniform vec4 colSpecular; +uniform float glossiness; + +uniform mat4 modelMatrix; +uniform vec3 viewDir; + +struct Light { + int enabled; + int type; + vec3 position; + vec3 direction; + vec4 diffuse; + float intensity; + float attenuation; + float coneAngle; +}; + +const int maxLights = 8; +uniform int lightsCount; +uniform Light lights[maxLights]; + +vec3 CalcPointLight(Light l, vec3 n, vec3 v) +{ + vec3 surfacePos = vec3(modelMatrix*vec4(fragPosition, 1)); + vec3 surfaceToLight = l.position - surfacePos; + + // Diffuse shading + float brightness = clamp(dot(n, surfaceToLight)/(length(surfaceToLight)*length(n)), 0, 1); + float diff = 1.0/dot(surfaceToLight/l.attenuation, surfaceToLight/l.attenuation)*brightness*l.intensity; + + // Specular shading + float spec = 0.0; + if (diff > 0.0) + { + vec3 h = normalize(-l.direction + v); + spec = pow(dot(n, h), 3 + glossiness); + } + + return (diff*l.diffuse.rgb*colDiffuse.rgb + spec*colSpecular.rgb); +} + +vec3 CalcDirectionalLight(Light l, vec3 n, vec3 v) +{ + vec3 lightDir = normalize(-l.direction); + + // Diffuse shading + float diff = clamp(dot(n, lightDir), 0.0, 1.0)*l.intensity; + + // Specular shading + float spec = 0.0; + if (diff > 0.0) + { + vec3 h = normalize(lightDir + v); + spec = pow(dot(n, h), 3 + glossiness); + } + + // Combine results + return (diff*l.intensity*l.diffuse.rgb*colDiffuse.rgb + spec*colSpecular.rgb); +} + +vec3 CalcSpotLight(Light l, vec3 n, vec3 v) +{ + vec3 surfacePos = vec3(modelMatrix*vec4(fragPosition, 1)); + vec3 lightToSurface = normalize(surfacePos - l.position); + vec3 lightDir = normalize(-l.direction); + + // Diffuse shading + float diff = clamp(dot(n, lightDir), 0.0, 1.0)*l.intensity; + + // Spot attenuation + float attenuation = clamp(dot(n, lightToSurface), 0.0, 1.0); + attenuation = dot(lightToSurface, -lightDir); + float lightToSurfaceAngle = degrees(acos(attenuation)); + if (lightToSurfaceAngle > l.coneAngle) attenuation = 0.0; + float falloff = (l.coneAngle - lightToSurfaceAngle)/l.coneAngle; + + // Combine diffuse and attenuation + float diffAttenuation = diff*attenuation; + + // Specular shading + float spec = 0.0; + if (diffAttenuation > 0.0) + { + vec3 h = normalize(lightDir + v); + spec = pow(dot(n, h), 3 + glossiness); + } + + return falloff*(diffAttenuation*l.diffuse.rgb + spec*colSpecular.rgb); +} + +void main() +{ + // Calculate fragment normal in screen space + mat3 normalMatrix = transpose(inverse(mat3(modelMatrix))); + vec3 normal = normalize(normalMatrix*fragNormal); + + // Normalize normal and view direction vectors + vec3 n = normalize(normal); + vec3 v = normalize(viewDir); + + // Calculate diffuse texture color fetching + vec4 texelColor = texture(texture0, fragTexCoord); + vec3 lighting = colAmbient.rgb; + + for (int i = 0; i < lightsCount; i++) + { + // Check if light is enabled + if (lights[i].enabled == 1) + { + // Calculate lighting based on light type + switch (lights[i].type) + { + case 0: lighting += CalcPointLight(lights[i], n, v); break; + case 1: lighting += CalcDirectionalLight(lights[i], n, v); break; + case 2: lighting += CalcSpotLight(lights[i], n, v); break; + default: break; + } + } + } + + // Calculate final fragment color + finalColor = vec4(texelColor.rgb*lighting, texelColor.a); +} diff --git a/examples/resources/shaders/standard.vs b/examples/resources/shaders/standard.vs new file mode 100644 index 00000000..fc0a5ff4 --- /dev/null +++ b/examples/resources/shaders/standard.vs @@ -0,0 +1,23 @@ +#version 330 + +in vec3 vertexPosition; +in vec3 vertexNormal; +in vec2 vertexTexCoord; +in vec4 vertexColor; + +out vec3 fragPosition; +out vec2 fragTexCoord; +out vec4 fragColor; +out vec3 fragNormal; + +uniform mat4 mvpMatrix; + +void main() +{ + fragPosition = vertexPosition; + fragTexCoord = vertexTexCoord; + fragColor = vertexColor; + fragNormal = vertexNormal; + + gl_Position = mvpMatrix*vec4(vertexPosition, 1.0); +} \ No newline at end of file diff --git a/examples/shaders_basic_lighting.c b/examples/shaders_basic_lighting.c deleted file mode 100644 index d72eb417..00000000 --- a/examples/shaders_basic_lighting.c +++ /dev/null @@ -1,171 +0,0 @@ -/******************************************************************************************* -* -* raylib [shaders] example - Basic lighting: Blinn-Phong -* -* This example has been created using raylib 1.3 (www.raylib.com) -* raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details) -* -* Copyright (c) 2014 Ramon Santamaria (@raysan5) -* -********************************************************************************************/ - -#include "raylib.h" - -#define SHININESS_SPEED 1.0f -#define LIGHT_SPEED 0.25f - -// Light type -typedef struct Light { - Vector3 position; - Vector3 direction; - float intensity; - float specIntensity; - Color diffuse; - Color ambient; - Color specular; -} Light; - -int main() -{ - // Initialization - //-------------------------------------------------------------------------------------- - const int screenWidth = 800; - const int screenHeight = 450; - - SetConfigFlags(FLAG_MSAA_4X_HINT); - InitWindow(screenWidth, screenHeight, "raylib [shaders] example - basic lighting"); - - // Camera initialization - Camera camera = {{ 8.0f, 8.0f, 8.0f }, { 0.0f, 3.0f, 0.0f }, { 0.0f, 1.0f, 0.0f }, 45.0f }; - - // Model initialization - Vector3 position = { 0.0f, 0.0f, 0.0f }; - Model model = LoadModel("resources/model/dwarf.obj"); - Shader shader = LoadShader("resources/shaders/glsl330/phong.vs", "resources/shaders/glsl330/phong.fs"); - SetModelShader(&model, shader); - - // Shader locations initialization - int lIntensityLoc = GetShaderLocation(shader, "lightIntensity"); - int lAmbientLoc = GetShaderLocation(shader, "lightAmbientColor"); - int lDiffuseLoc = GetShaderLocation(shader, "lightDiffuseColor"); - int lSpecularLoc = GetShaderLocation(shader, "lightSpecularColor"); - int lSpecIntensityLoc = GetShaderLocation(shader, "lightSpecIntensity"); - - int mAmbientLoc = GetShaderLocation(shader, "matAmbientColor"); - int mSpecularLoc = GetShaderLocation(shader, "matSpecularColor"); - int mGlossLoc = GetShaderLocation(shader, "matGlossiness"); - - // Camera and light vectors shader locations - int cameraLoc = GetShaderLocation(shader, "cameraPosition"); - int lightLoc = GetShaderLocation(shader, "lightPosition"); - - // Model and View matrix locations (required for lighting) - int modelLoc = GetShaderLocation(shader, "modelMatrix"); - //int viewLoc = GetShaderLocation(shader, "viewMatrix"); // Not used - - // Light and material definitions - Light light; - Material matBlinn; - - // Light initialization - light.position = (Vector3){ 4.0f, 2.0f, 0.0f }; - light.direction = (Vector3){ 5.0f, 1.0f, 1.0f }; - light.intensity = 1.0f; - light.diffuse = WHITE; - light.ambient = (Color){ 150, 75, 0, 255 }; - light.specular = WHITE; - light.specIntensity = 1.0f; - - // Material initialization - matBlinn.colDiffuse = WHITE; - matBlinn.colAmbient = (Color){ 50, 50, 50, 255 }; - matBlinn.colSpecular = WHITE; - matBlinn.glossiness = 50.0f; - - // Setup camera - SetCameraMode(CAMERA_FREE); // Set camera mode - SetCameraPosition(camera.position); // Set internal camera position to match our camera position - SetCameraTarget(camera.target); // Set internal camera target to match our camera target - - SetTargetFPS(60); - //-------------------------------------------------------------------------------------- - - // Main game loop - while (!WindowShouldClose()) // Detect window close button or ESC key - { - // Update - //---------------------------------------------------------------------------------- - UpdateCamera(&camera); // Update camera position - - // NOTE: Model transform can be set in model.transform or directly with params at draw... WATCH OUT! - SetShaderValueMatrix(shader, modelLoc, model.transform); // Send model matrix to shader - //SetShaderValueMatrix(shader, viewLoc, GetCameraMatrix(camera)); // Not used - - // Glossiness input control - if(IsKeyDown(KEY_UP)) matBlinn.glossiness += SHININESS_SPEED; - else if(IsKeyDown(KEY_DOWN)) - { - matBlinn.glossiness -= SHININESS_SPEED; - if( matBlinn.glossiness < 0) matBlinn.glossiness = 0.0f; - } - - // Light X movement - if (IsKeyDown(KEY_D)) light.position.x += LIGHT_SPEED; - else if(IsKeyDown(KEY_A)) light.position.x -= LIGHT_SPEED; - - // Light Y movement - if (IsKeyDown(KEY_LEFT_SHIFT)) light.position.y += LIGHT_SPEED; - else if (IsKeyDown(KEY_LEFT_CONTROL)) light.position.y -= LIGHT_SPEED; - - // Light Z movement - if (IsKeyDown(KEY_S)) light.position.z += LIGHT_SPEED; - else if (IsKeyDown(KEY_W)) light.position.z -= LIGHT_SPEED; - - // Send light values to shader - SetShaderValue(shader, lIntensityLoc, &light.intensity, 1); - SetShaderValue(shader, lAmbientLoc, ColorToFloat(light.ambient), 3); - SetShaderValue(shader, lDiffuseLoc, ColorToFloat(light.diffuse), 3); - SetShaderValue(shader, lSpecularLoc, ColorToFloat(light.specular), 3); - SetShaderValue(shader, lSpecIntensityLoc, &light.specIntensity, 1); - - // Send material values to shader - SetShaderValue(shader, mAmbientLoc, ColorToFloat(matBlinn.colAmbient), 3); - SetShaderValue(shader, mSpecularLoc, ColorToFloat(matBlinn.colSpecular), 3); - SetShaderValue(shader, mGlossLoc, &matBlinn.glossiness, 1); - - // Send camera and light transform values to shader - SetShaderValue(shader, cameraLoc, VectorToFloat(camera.position), 3); - SetShaderValue(shader, lightLoc, VectorToFloat(light.position), 3); - //---------------------------------------------------------------------------------- - - // Draw - //---------------------------------------------------------------------------------- - BeginDrawing(); - - ClearBackground(RAYWHITE); - - Begin3dMode(camera); - - DrawModel(model, position, 4.0f, matBlinn.colDiffuse); - DrawSphere(light.position, 0.5f, GOLD); - - DrawGrid(20, 1.0f); - - End3dMode(); - - DrawFPS(10, 10); // Draw FPS - - EndDrawing(); - //---------------------------------------------------------------------------------- - } - - // De-Initialization - //-------------------------------------------------------------------------------------- - UnloadShader(shader); - UnloadModel(model); - - CloseWindow(); // Close window and OpenGL context - //-------------------------------------------------------------------------------------- - - return 0; -} diff --git a/examples/shaders_standard_lighting.c b/examples/shaders_standard_lighting.c new file mode 100644 index 00000000..7a9cc086 --- /dev/null +++ b/examples/shaders_standard_lighting.c @@ -0,0 +1,118 @@ +/******************************************************************************************* +* +* raylib [shaders] example - Standard lighting (materials and lights) +* +* NOTE: This example requires raylib OpenGL 3.3 or ES2 versions for shaders support, +* OpenGL 1.1 does not support shaders, recompile raylib to OpenGL 3.3 version. +* +* NOTE: Shaders used in this example are #version 330 (OpenGL 3.3), to test this example +* on OpenGL ES 2.0 platforms (Android, Raspberry Pi, HTML5), use #version 100 shaders +* raylib comes with shaders ready for both versions, check raylib/shaders install folder +* +* This example has been created using raylib 1.3 (www.raylib.com) +* raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details) +* +* Copyright (c) 2016 Ramon Santamaria (@raysan5) +* +********************************************************************************************/ + +#include "raylib.h" +#include "raymath.h" + +int main() +{ + // Initialization + //-------------------------------------------------------------------------------------- + int screenWidth = 800; + int screenHeight = 450; + + SetConfigFlags(FLAG_MSAA_4X_HINT); // Enable Multi Sampling Anti Aliasing 4x (if available) + + InitWindow(screenWidth, screenHeight, "raylib [shaders] example - model shader"); + + // Define the camera to look into our 3d world + Camera camera = {{ 4.0f, 4.0f, 4.0f }, { 0.0f, 1.5f, 0.0f }, { 0.0f, 1.0f, 0.0f }, 45.0f }; + Vector3 position = { 0.0f, 0.0f, 0.0f }; // Set model position + + Model dwarf = LoadModel("resources/model/dwarf.obj"); // Load OBJ model + Texture2D texDiffuse = LoadTexture("resources/model/dwarf_diffuse.png"); // Load model diffuse texture + + Material material = LoadStandardMaterial(); + material.texDiffuse = texDiffuse; + material.colDiffuse = (Color){255, 255, 255, 255}; + material.colAmbient = (Color){0, 0, 10, 255}; + material.colSpecular = (Color){255, 255, 255, 255}; + material.glossiness = 50.0f; + dwarf.material = material; // Apply material to model + + Light spotLight = CreateLight(LIGHT_SPOT, (Vector3){3.0f, 5.0f, 2.0f}, (Color){255, 255, 255, 255}); + spotLight->target = (Vector3){0.0f, 0.0f, 0.0f}; + spotLight->intensity = 2.0f; + spotLight->diffuse = (Color){255, 100, 100, 255}; + spotLight->coneAngle = 60.0f; + + Light dirLight = CreateLight(LIGHT_DIRECTIONAL, (Vector3){0.0f, -3.0f, -3.0f}, (Color){255, 255, 255, 255}); + dirLight->target = (Vector3){1.0f, -2.0f, -2.0f}; + dirLight->intensity = 2.0f; + dirLight->diffuse = (Color){100, 255, 100, 255}; + + Light pointLight = CreateLight(LIGHT_POINT, (Vector3){0.0f, 4.0f, 5.0f}, (Color){255, 255, 255, 255}); + pointLight->intensity = 2.0f; + pointLight->diffuse = (Color){100, 100, 255, 255}; + pointLight->attenuation = 3.0f; + + // Setup orbital camera + SetCameraMode(CAMERA_ORBITAL); // Set a orbital camera mode + SetCameraPosition(camera.position); // Set internal camera position to match our camera position + SetCameraTarget(camera.target); // Set internal camera target to match our camera target + + SetTargetFPS(60); // Set our game to run at 60 frames-per-second + //-------------------------------------------------------------------------------------- + + // Main game loop + while (!WindowShouldClose()) // Detect window close button or ESC key + { + // Update + //---------------------------------------------------------------------------------- + UpdateCamera(&camera); // Update internal camera and our camera + //---------------------------------------------------------------------------------- + + // Draw + //---------------------------------------------------------------------------------- + BeginDrawing(); + + ClearBackground(RAYWHITE); + + Begin3dMode(camera); + + DrawModel(dwarf, position, 2.0f, WHITE); // Draw 3d model with texture + + DrawLights(); // Draw all created lights in 3D world + + DrawGrid(10, 1.0f); // Draw a grid + + End3dMode(); + + DrawText("(c) Dwarf 3D model by David Moreno", screenWidth - 200, screenHeight - 20, 10, GRAY); + + DrawFPS(10, 10); + + EndDrawing(); + //---------------------------------------------------------------------------------- + } + + // De-Initialization + //-------------------------------------------------------------------------------------- + UnloadMaterial(material); // Unload material and assigned textures + UnloadModel(dwarf); // Unload model + + // Destroy all created lights + DestroyLight(pointLight); + DestroyLight(dirLight); + DestroyLight(spotLight); + + CloseWindow(); // Close window and OpenGL context + //-------------------------------------------------------------------------------------- + + return 0; +} \ No newline at end of file diff --git a/shaders/glsl100/base.vs b/shaders/glsl100/base.vs index 9f339382..e9386939 100644 --- a/shaders/glsl100/base.vs +++ b/shaders/glsl100/base.vs @@ -1,20 +1,26 @@ #version 100 +// Input vertex attributes attribute vec3 vertexPosition; attribute vec2 vertexTexCoord; attribute vec3 vertexNormal; +attribute vec4 vertexColor; -varying vec2 fragTexCoord; - +// Input uniform values uniform mat4 mvpMatrix; +// Output vertex attributes (to fragment shader) +varying vec2 fragTexCoord; +varying vec4 fragColor; + // NOTE: Add here your custom variables void main() { - vec3 normal = vertexNormal; - + // Send vertex attributes to fragment shader fragTexCoord = vertexTexCoord; + fragColor = vertexColor; + // Calculate final vertex position gl_Position = mvpMatrix*vec4(vertexPosition, 1.0); } \ No newline at end of file diff --git a/shaders/glsl100/bloom.fs b/shaders/glsl100/bloom.fs index 33754c7e..280d2fb6 100644 --- a/shaders/glsl100/bloom.fs +++ b/shaders/glsl100/bloom.fs @@ -2,8 +2,11 @@ precision mediump float; +// Input vertex attributes (from vertex shader) varying vec2 fragTexCoord; +varying vec4 fragColor; +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; @@ -22,21 +25,13 @@ void main() } } - if (texture2D(texture0, fragTexCoord).r < 0.3) - { - tc = sum*sum*0.012 + texture2D(texture0, fragTexCoord); - } - else - { - if (texture2D(texture0, fragTexCoord).r < 0.5) - { - tc = sum*sum*0.009 + texture2D(texture0, fragTexCoord); - } - else - { - tc = sum*sum*0.0075 + texture2D(texture0, fragTexCoord); - } - } + // Texel color fetching from texture sampler + vec4 texelColor = texture(texture0, fragTexCoord); + + // Calculate final fragment color + if (texelColor.r < 0.3) tc = sum*sum*0.012 + texelColor; + else if (texelColor.r < 0.5) tc = sum*sum*0.009 + texelColor; + else tc = sum*sum*0.0075 + texelColor; gl_FragColor = tc; } \ No newline at end of file diff --git a/shaders/glsl100/blur.fs b/shaders/glsl100/blur.fs index a1069c6f..80d40834 100644 --- a/shaders/glsl100/blur.fs +++ b/shaders/glsl100/blur.fs @@ -2,7 +2,11 @@ precision mediump float; +// Input vertex attributes (from vertex shader) varying vec2 fragTexCoord; +varying vec4 fragColor; + +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; @@ -16,6 +20,7 @@ float weight[3] = float[]( 0.2270270270, 0.3162162162, 0.0702702703 ); void main() { + // Texel color fetching from texture sampler vec3 tc = texture2D(texture0, fragTexCoord).rgb*weight[0]; for (int i = 1; i < 3; i++) diff --git a/shaders/glsl100/cross_hatching.fs b/shaders/glsl100/cross_hatching.fs index cf01b65e..1f7dab08 100644 --- a/shaders/glsl100/cross_hatching.fs +++ b/shaders/glsl100/cross_hatching.fs @@ -2,12 +2,15 @@ precision mediump float; +// Input vertex attributes (from vertex shader) varying vec2 fragTexCoord; +varying vec4 fragColor; +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; -// NOTE: Add here your custom variables +// NOTE: Add here your custom variables float hatchOffsetY = 5.0f; float lumThreshold01 = 0.9f; diff --git a/shaders/glsl100/cross_stitching.fs b/shaders/glsl100/cross_stitching.fs index f1afef04..6fabc027 100644 --- a/shaders/glsl100/cross_stitching.fs +++ b/shaders/glsl100/cross_stitching.fs @@ -2,8 +2,11 @@ precision mediump float; +// Input vertex attributes (from vertex shader) varying vec2 fragTexCoord; +varying vec4 fragColor; +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; @@ -46,7 +49,7 @@ vec4 PostFX(sampler2D tex, vec2 uv) return c; } -void main(void) +void main() { vec3 tc = PostFX(texture0, fragTexCoord).rgb; diff --git a/shaders/glsl100/dream_vision.fs b/shaders/glsl100/dream_vision.fs index bb828970..d0cdc687 100644 --- a/shaders/glsl100/dream_vision.fs +++ b/shaders/glsl100/dream_vision.fs @@ -2,8 +2,11 @@ precision mediump float; +// Input vertex attributes (from vertex shader) varying vec2 fragTexCoord; +varying vec4 fragColor; +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; diff --git a/shaders/glsl100/fisheye.fs b/shaders/glsl100/fisheye.fs index e7a4485c..9dba297b 100644 --- a/shaders/glsl100/fisheye.fs +++ b/shaders/glsl100/fisheye.fs @@ -2,12 +2,15 @@ precision mediump float; +// Input vertex attributes (from vertex shader) varying vec2 fragTexCoord; +varying vec4 fragColor; +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; -// NOTE: Add here your custom variables +// NOTE: Add here your custom variables const float PI = 3.1415926535; diff --git a/shaders/glsl100/grayscale.fs b/shaders/glsl100/grayscale.fs index e55545e2..f92ec335 100644 --- a/shaders/glsl100/grayscale.fs +++ b/shaders/glsl100/grayscale.fs @@ -2,8 +2,11 @@ precision mediump float; +// Input vertex attributes (from vertex shader) varying vec2 fragTexCoord; +varying vec4 fragColor; +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; @@ -11,10 +14,12 @@ uniform vec4 fragTintColor; void main() { - vec4 base = texture2D(texture0, fragTexCoord)*fragTintColor; + // Texel color fetching from texture sampler + vec4 texelColor = texture(texture0, fragTexCoord)*fragTintColor*fragColor; - // Convert to grayscale using NTSC conversion weights - float gray = dot(base.rgb, vec3(0.299, 0.587, 0.114)); + // Convert texel color to grayscale using NTSC conversion weights + float gray = dot(texelColor.rgb, vec3(0.299, 0.587, 0.114)); - gl_FragColor = vec4(gray, gray, gray, fragTintColor.a); + // Calculate final fragment color + gl_FragColor = vec4(gray, gray, gray, texelColor.a); } \ No newline at end of file diff --git a/shaders/glsl100/pixel.fs b/shaders/glsl100/pixel.fs index 552e8900..c532f219 100644 --- a/shaders/glsl100/pixel.fs +++ b/shaders/glsl100/pixel.fs @@ -2,8 +2,11 @@ precision mediump float; +// Input vertex attributes (from vertex shader) varying vec2 fragTexCoord; +varying vec4 fragColor; +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; diff --git a/shaders/glsl100/posterization.fs b/shaders/glsl100/posterization.fs index 4f4c4b93..801ca89c 100644 --- a/shaders/glsl100/posterization.fs +++ b/shaders/glsl100/posterization.fs @@ -2,8 +2,11 @@ precision mediump float; +// Input vertex attributes (from vertex shader) varying vec2 fragTexCoord; +varying vec4 fragColor; +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; diff --git a/shaders/glsl100/predator.fs b/shaders/glsl100/predator.fs index 2fbdc7af..1f0e2ce5 100644 --- a/shaders/glsl100/predator.fs +++ b/shaders/glsl100/predator.fs @@ -2,8 +2,11 @@ precision mediump float; +// Input vertex attributes (from vertex shader) varying vec2 fragTexCoord; +varying vec4 fragColor; +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; diff --git a/shaders/glsl100/scanlines.fs b/shaders/glsl100/scanlines.fs index 85de158d..d885e10b 100644 --- a/shaders/glsl100/scanlines.fs +++ b/shaders/glsl100/scanlines.fs @@ -2,8 +2,11 @@ precision mediump float; +// Input vertex attributes (from vertex shader) varying vec2 fragTexCoord; +varying vec4 fragColor; +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; @@ -14,7 +17,7 @@ float frequency = 720/3.0; uniform float time; -void main (void) +void main() { /* // Scanlines method 1 diff --git a/shaders/glsl100/swirl.fs b/shaders/glsl100/swirl.fs index b0d54b23..0d6d24f2 100644 --- a/shaders/glsl100/swirl.fs +++ b/shaders/glsl100/swirl.fs @@ -2,28 +2,32 @@ precision mediump float; +// Input vertex attributes (from vertex shader) varying vec2 fragTexCoord; +varying vec4 fragColor; +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; // NOTE: Add here your custom variables -const float renderWidth = 1280; -const float renderHeight = 720; +const float renderWidth = 800.0; // HARDCODED for example! +const float renderHeight = 480.0; // Use uniforms instead... float radius = 250.0; float angle = 0.8; -uniform vec2 center = vec2(200, 200); +uniform vec2 center = vec2(200.0, 200.0); -void main (void) +void main() { vec2 texSize = vec2(renderWidth, renderHeight); vec2 tc = fragTexCoord*texSize; tc -= center; - float dist = length(tc); + float dist = length(tc); + if (dist < radius) { float percent = (radius - dist)/radius; @@ -33,7 +37,7 @@ void main (void) tc = vec2(dot(tc, vec2(c, -s)), dot(tc, vec2(s, c))); } - + tc += center; vec3 color = texture2D(texture0, tc/texSize).rgb; diff --git a/shaders/glsl100/template.fs b/shaders/glsl100/template.fs index 1f4b8ccf..a3942890 100644 --- a/shaders/glsl100/template.fs +++ b/shaders/glsl100/template.fs @@ -2,8 +2,11 @@ precision mediump float; +// Input vertex attributes (from vertex shader) varying vec2 fragTexCoord; +varying vec4 fragColor; +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; @@ -11,6 +14,7 @@ uniform vec4 fragTintColor; void main() { + // Texel color fetching from texture sampler vec4 texelColor = texture2D(texture0, fragTexCoord); // NOTE: Implement here your fragment shader code diff --git a/shaders/glsl330/base.vs b/shaders/glsl330/base.vs index b0f930b7..638cb8ae 100644 --- a/shaders/glsl330/base.vs +++ b/shaders/glsl330/base.vs @@ -1,18 +1,26 @@ #version 330 +// Input vertex attributes in vec3 vertexPosition; in vec2 vertexTexCoord; in vec3 vertexNormal; +in vec4 vertexColor; -out vec2 fragTexCoord; - +// Input uniform values uniform mat4 mvpMatrix; +// Output vertex attributes (to fragment shader) +out vec2 fragTexCoord; +out vec4 fragColor; + // NOTE: Add here your custom variables void main() { + // Send vertex attributes to fragment shader fragTexCoord = vertexTexCoord; + fragColor = vertexColor; + // Calculate final vertex position gl_Position = mvpMatrix*vec4(vertexPosition, 1.0); } \ No newline at end of file diff --git a/shaders/glsl330/bloom.fs b/shaders/glsl330/bloom.fs index 34b6295c..0307bc06 100644 --- a/shaders/glsl330/bloom.fs +++ b/shaders/glsl330/bloom.fs @@ -1,12 +1,16 @@ #version 330 +// Input vertex attributes (from vertex shader) in vec2 fragTexCoord; +in vec4 fragColor; -out vec4 fragColor; - +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; +// Output fragment color +out vec4 finalColor; + // NOTE: Add here your custom variables void main() @@ -18,25 +22,17 @@ void main() { for (int j = -3; j < 3; j++) { - sum += texture(texture0, fragTexCoord + vec2(j, i)*0.004) * 0.25; + sum += texture(texture0, fragTexCoord + vec2(j, i)*0.004)*0.25; } } - if (texture(texture0, fragTexCoord).r < 0.3) - { - tc = sum*sum*0.012 + texture(texture0, fragTexCoord); - } - else - { - if (texture(texture0, fragTexCoord).r < 0.5) - { - tc = sum*sum*0.009 + texture(texture0, fragTexCoord); - } - else - { - tc = sum*sum*0.0075 + texture(texture0, fragTexCoord); - } - } + // Texel color fetching from texture sampler + vec4 texelColor = texture(texture0, fragTexCoord); - fragColor = tc; + // Calculate final fragment color + if (texelColor.r < 0.3) tc = sum*sum*0.012 + texelColor; + else if (texelColor.r < 0.5) tc = sum*sum*0.009 + texelColor; + else tc = sum*sum*0.0075 + texelColor; + + finalColor = tc; } \ No newline at end of file diff --git a/shaders/glsl330/blur.fs b/shaders/glsl330/blur.fs index 44ea42b1..7c31f727 100644 --- a/shaders/glsl330/blur.fs +++ b/shaders/glsl330/blur.fs @@ -1,12 +1,16 @@ #version 330 +// Input vertex attributes (from vertex shader) in vec2 fragTexCoord; +in vec4 fragColor; -out vec4 fragColor; - +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; +// Output fragment color +out vec4 finalColor; + // NOTE: Add here your custom variables const float renderWidth = 1280.0; @@ -17,13 +21,14 @@ float weight[3] = float[](0.2270270270, 0.3162162162, 0.0702702703); void main() { - vec3 tc = texture(texture0, fragTexCoord).rgb*weight[0]; - + // Texel color fetching from texture sampler + vec3 texelColor = texture(texture0, fragTexCoord).rgb*weight[0]; + for (int i = 1; i < 3; i++) { - tc += texture(texture0, fragTexCoord + vec2(offset[i])/renderWidth, 0.0).rgb*weight[i]; - tc += texture(texture0, fragTexCoord - vec2(offset[i])/renderWidth, 0.0).rgb*weight[i]; + texelColor += texture(texture0, fragTexCoord + vec2(offset[i])/renderWidth, 0.0).rgb*weight[i]; + texelColor += texture(texture0, fragTexCoord - vec2(offset[i])/renderWidth, 0.0).rgb*weight[i]; } - fragColor = vec4(tc, 1.0); + finalColor = vec4(texelColor, 1.0); } \ No newline at end of file diff --git a/shaders/glsl330/cross_hatching.fs b/shaders/glsl330/cross_hatching.fs index 6f5df964..c12c48cd 100644 --- a/shaders/glsl330/cross_hatching.fs +++ b/shaders/glsl330/cross_hatching.fs @@ -1,13 +1,17 @@ #version 330 +// Input vertex attributes (from vertex shader) in vec2 fragTexCoord; +in vec4 fragColor; -out vec4 fragColor; - +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; -// NOTE: Add here your custom variables +// Output fragment color +out vec4 finalColor; + +// NOTE: Add here your custom variables float hatchOffsetY = 5.0; float lumThreshold01 = 0.9; @@ -27,18 +31,18 @@ void main() if (lum < lumThreshold02) { - if (mod(gl_FragCoord .x - gl_FragCoord .y, 10.0) == 0.0) tc = vec3(0.0, 0.0, 0.0); + if (mod(gl_FragCoord.x - gl_FragCoord.y, 10.0) == 0.0) tc = vec3(0.0, 0.0, 0.0); } if (lum < lumThreshold03) { - if (mod(gl_FragCoord .x + gl_FragCoord .y - hatchOffsetY, 10.0) == 0.0) tc = vec3(0.0, 0.0, 0.0); + if (mod(gl_FragCoord.x + gl_FragCoord.y - hatchOffsetY, 10.0) == 0.0) tc = vec3(0.0, 0.0, 0.0); } if (lum < lumThreshold04) { - if (mod(gl_FragCoord .x - gl_FragCoord .y - hatchOffsetY, 10.0) == 0.0) tc = vec3(0.0, 0.0, 0.0); + if (mod(gl_FragCoord.x - gl_FragCoord.y - hatchOffsetY, 10.0) == 0.0) tc = vec3(0.0, 0.0, 0.0); } - fragColor = vec4(tc, 1.0); + finalColor = vec4(tc, 1.0); } \ No newline at end of file diff --git a/shaders/glsl330/cross_stitching.fs b/shaders/glsl330/cross_stitching.fs index dcb26e79..7c87c6cd 100644 --- a/shaders/glsl330/cross_stitching.fs +++ b/shaders/glsl330/cross_stitching.fs @@ -1,12 +1,16 @@ #version 330 +// Input vertex attributes (from vertex shader) in vec2 fragTexCoord; +in vec4 fragColor; -out vec4 fragColor; - +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; +// Output fragment color +out vec4 finalColor; + // NOTE: Add here your custom variables const float renderWidth = 1280.0; @@ -46,9 +50,9 @@ vec4 PostFX(sampler2D tex, vec2 uv) return c; } -void main(void) +void main() { vec3 tc = PostFX(texture0, fragTexCoord).rgb; - fragColor = vec4(tc, 1.0); + finalColor = vec4(tc, 1.0); } \ No newline at end of file diff --git a/shaders/glsl330/depth.fs b/shaders/glsl330/depth.fs new file mode 100644 index 00000000..06d399f9 --- /dev/null +++ b/shaders/glsl330/depth.fs @@ -0,0 +1,27 @@ +#version 330 + +// Input vertex attributes (from vertex shader) +in vec2 fragTexCoord; +in vec4 fragColor; + +// Input uniform values +uniform sampler2D texture0; // Depth texture +uniform vec4 fragTintColor; + +// Output fragment color +out vec4 finalColor; + +// NOTE: Add here your custom variables + +void main() +{ + float zNear = 0.01; // camera z near + float zFar = 10.0; // camera z far + float z = texture(texture0, fragTexCoord).x; + + // Linearize depth value + float depth = (2.0*zNear)/(zFar + zNear - z*(zFar - zNear)); + + // Calculate final fragment color + finalColor = vec4(depth, depth, depth, 1.0f); +} \ No newline at end of file diff --git a/shaders/glsl330/grayscale.fs b/shaders/glsl330/grayscale.fs index b3a695bf..d4a8824f 100644 --- a/shaders/glsl330/grayscale.fs +++ b/shaders/glsl330/grayscale.fs @@ -1,20 +1,26 @@ #version 330 +// Input vertex attributes (from vertex shader) in vec2 fragTexCoord; +in vec4 fragColor; -out vec4 fragColor; - +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; +// Output fragment color +out vec4 finalColor; + // NOTE: Add here your custom variables void main() { - vec4 base = texture(texture0, fragTexCoord)*fragTintColor; + // Texel color fetching from texture sampler + vec4 texelColor = texture(texture0, fragTexCoord)*fragTintColor*fragColor; - // Convert to grayscale using NTSC conversion weights - float gray = dot(base.rgb, vec3(0.299, 0.587, 0.114)); + // Convert texel color to grayscale using NTSC conversion weights + float gray = dot(texelColor.rgb, vec3(0.299, 0.587, 0.114)); - fragColor = vec4(gray, gray, gray, fragTintColor.a); + // Calculate final fragment color + finalColor = vec4(gray, gray, gray, texelColor.a); } \ No newline at end of file diff --git a/shaders/glsl330/phong.fs b/shaders/glsl330/phong.fs index 75b7e6d7..c14b346a 100644 --- a/shaders/glsl330/phong.fs +++ b/shaders/glsl330/phong.fs @@ -1,76 +1,85 @@ #version 330 -// Vertex shader input data +// Input vertex attributes (from vertex shader) in vec2 fragTexCoord; in vec3 fragNormal; -// Diffuse data +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; -// Light attributes -uniform vec3 light_ambientColor = vec3(0.6, 0.3, 0); -uniform vec3 light_diffuseColor = vec3(1, 0.5, 0); -uniform vec3 light_specularColor = vec3(0, 1, 0); -uniform float light_intensity = 1; -uniform float light_specIntensity = 1; +// Output fragment color +out vec4 finalColor; -// Material attributes -uniform vec3 mat_ambientColor = vec3(1, 1, 1); -uniform vec3 mat_specularColor = vec3(1, 1, 1); -uniform float mat_glossiness = 50; +// NOTE: Add here your custom variables -// World attributes -uniform vec3 lightPos; -uniform vec3 cameraPos; +// Light uniform values +uniform vec3 lightAmbientColor = vec3(0.6, 0.3, 0.0); +uniform vec3 lightDiffuseColor = vec3(1.0, 0.5, 0.0); +uniform vec3 lightSpecularColor = vec3(0.0, 1.0, 0.0); +uniform float lightIntensity = 1.0; +uniform float lightSpecIntensity = 1.0; + +// Material uniform values +uniform vec3 matAmbientColor = vec3(1.0, 1.0, 1.0); +uniform vec3 matSpecularColor = vec3(1.0, 1.0, 1.0); +uniform float matGlossiness = 50.0; + +// World uniform values +uniform vec3 lightPosition; +uniform vec3 cameraPosition; // Fragment shader output data out vec4 fragColor; +// Calculate ambient lighting component vec3 AmbientLighting() { - return mat_ambientColor * light_ambientColor; + return (matAmbientColor*lightAmbientColor); } +// Calculate diffuse lighting component vec3 DiffuseLighting(in vec3 N, in vec3 L) { - // Lambertian reflection calculation - float diffuse = clamp(dot(N, L), 0, 1); - - return tintColor.xyz * light_diffuseColor * light_intensity * diffuse; + // Lambertian reflection calculation + float diffuse = clamp(dot(N, L), 0, 1); + + return (fragTintColor.xyz*lightDiffuseColor*lightIntensity*diffuse); } +// Calculate specular lighting component vec3 SpecularLighting(in vec3 N, in vec3 L, in vec3 V) { - float specular = 0; + float specular = 0.0; - // Calculate specular reflection only if the surface is oriented to the light source - if(dot(N, L) > 0) - { - // Calculate half vector - vec3 H = normalize(L + V); - - // Calculate specular intensity - specular = pow(dot(N, H), 3 + mat_glossiness); - } + // Calculate specular reflection only if the surface is oriented to the light source + if (dot(N, L) > 0) + { + // Calculate half vector + vec3 H = normalize(L + V); + + // Calculate specular intensity + specular = pow(dot(N, H), 3 + matGlossiness); + } - return mat_specularColor * light_specularColor * light_specIntensity * specular; + return (matSpecularColor*lightSpecularColor*lightSpecIntensity*specular); } void main() { // Normalize input vectors - vec3 L = normalize(lightPos); - vec3 V = normalize(cameraPos); + vec3 L = normalize(lightPosition); + vec3 V = normalize(cameraPosition); vec3 N = normalize(fragNormal); + // Calculate lighting components vec3 ambient = AmbientLighting(); vec3 diffuse = DiffuseLighting(N, L); vec3 specular = SpecularLighting(N, L, V); - // Get base color from texture - vec4 textureColor = texture(texture0, fragTexCoord); - vec3 finalColor = textureColor.rgb; - - fragColor = vec4(finalColor * (ambient + diffuse + specular), textureColor.a); + // Texel color fetching from texture sampler + vec4 texelColor = texture(texture0, fragTexCoord); + + // Calculate final fragment color + finalColor = vec4(texelColor.rgb*(ambient + diffuse + specular), texelColor.a); } \ No newline at end of file diff --git a/shaders/glsl330/phong.vs b/shaders/glsl330/phong.vs index ee6d34bf..d68d9b3f 100644 --- a/shaders/glsl330/phong.vs +++ b/shaders/glsl330/phong.vs @@ -1,23 +1,25 @@ #version 330 -// Vertex input data +// Input vertex attributes in vec3 vertexPosition; in vec2 vertexTexCoord; in vec3 vertexNormal; -// Projection and model data +// Input uniform values uniform mat4 mvpMatrix; -uniform mat4 modelMatrix; -// Attributes to fragment shader +// Output vertex attributes (to fragment shader) out vec2 fragTexCoord; out vec3 fragNormal; +// NOTE: Add here your custom variables +uniform mat4 modelMatrix; + void main() { - // Send texture coord to fragment shader + // Send vertex attributes to fragment shader fragTexCoord = vertexTexCoord; - + // Calculate view vector normal from model mat3 normalMatrix = transpose(inverse(mat3(modelMatrix))); fragNormal = normalize(normalMatrix*vertexNormal); diff --git a/shaders/glsl330/pixel.fs b/shaders/glsl330/pixel.fs index aa5a22fe..9ed3ea7d 100644 --- a/shaders/glsl330/pixel.fs +++ b/shaders/glsl330/pixel.fs @@ -1,13 +1,17 @@ #version 330 +// Input vertex attributes (from vertex shader) in vec2 fragTexCoord; +in vec4 fragColor; -out vec4 fragColor; - +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; -// NOTE: Add here your custom variables +// Output fragment color +out vec4 finalColor; + +// NOTE: Add here your custom variables const float renderWidth = 1280.0; const float renderHeight = 720.0; @@ -24,5 +28,5 @@ void main() vec3 tc = texture(texture0, coord).rgb; - fragColor = vec4(tc, 1.0); + finalColor = vec4(tc, 1.0); } \ No newline at end of file diff --git a/shaders/glsl330/posterization.fs b/shaders/glsl330/posterization.fs index 5215bd8b..f1d72a19 100644 --- a/shaders/glsl330/posterization.fs +++ b/shaders/glsl330/posterization.fs @@ -1,12 +1,16 @@ #version 330 +// Input vertex attributes (from vertex shader) in vec2 fragTexCoord; +in vec4 fragColor; -out vec4 fragColor; - +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; +// Output fragment color +out vec4 finalColor; + // NOTE: Add here your custom variables float gamma = 0.6; @@ -14,13 +18,14 @@ float numColors = 8.0; void main() { - vec3 color = texture(texture0, fragTexCoord.xy).rgb; + // Texel color fetching from texture sampler + vec3 texelColor = texture(texture0, fragTexCoord.xy).rgb; - color = pow(color, vec3(gamma, gamma, gamma)); - color = color*numColors; - color = floor(color); - color = color/numColors; - color = pow(color, vec3(1.0/gamma)); + texelColor = pow(texelColor, vec3(gamma, gamma, gamma)); + texelColor = texelColor*numColors; + texelColor = floor(texelColor); + texelColor = texelColor/numColors; + texelColor = pow(texelColor, vec3(1.0/gamma)); - fragColor = vec4(color, 1.0); + finalColor = vec4(texelColor, 1.0); } \ No newline at end of file diff --git a/shaders/glsl330/predator.fs b/shaders/glsl330/predator.fs index 85c93d0c..9269dfd4 100644 --- a/shaders/glsl330/predator.fs +++ b/shaders/glsl330/predator.fs @@ -1,27 +1,32 @@ #version 330 +// Input vertex attributes (from vertex shader) in vec2 fragTexCoord; +in vec4 fragColor; -out vec4 fragColor; - +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; +// Output fragment color +out vec4 finalColor; + // NOTE: Add here your custom variables void main() { - vec3 color = texture(texture0, fragTexCoord).rgb; + // Texel color fetching from texture sampler + vec3 texelColor = texture(texture0, fragTexCoord).rgb; vec3 colors[3]; colors[0] = vec3(0.0, 0.0, 1.0); colors[1] = vec3(1.0, 1.0, 0.0); colors[2] = vec3(1.0, 0.0, 0.0); - float lum = (color.r + color.g + color.b)/3.0; + float lum = (texelColor.r + texelColor.g + texelColor.b)/3.0; int ix = (lum < 0.5)? 0:1; vec3 tc = mix(colors[ix], colors[ix + 1], (lum - float(ix)*0.5)/0.5); - fragColor = vec4(tc, 1.0); + finalColor = vec4(tc, 1.0); } \ No newline at end of file diff --git a/shaders/glsl330/scanlines.fs b/shaders/glsl330/scanlines.fs index 0c89e610..177f000d 100644 --- a/shaders/glsl330/scanlines.fs +++ b/shaders/glsl330/scanlines.fs @@ -1,12 +1,16 @@ #version 330 +// Input vertex attributes (from vertex shader) in vec2 fragTexCoord; +in vec4 fragColor; -out vec4 fragColor; - +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; +// Output fragment color +out vec4 finalColor; + // NOTE: Add here your custom variables float offset = 0.0; @@ -14,7 +18,7 @@ float frequency = 720.0/3.0; uniform float time; -void main (void) +void main() { /* // Scanlines method 1 @@ -35,7 +39,8 @@ void main (void) float globalPos = (fragTexCoord.y + offset) * frequency; float wavePos = cos((fract(globalPos) - 0.5)*3.14); - vec4 color = texture(texture0, fragTexCoord); + // Texel color fetching from texture sampler + vec4 texelColor = texture(texture0, fragTexCoord); - fragColor = mix(vec4(0.0, 0.3, 0.0, 0.0), color, wavePos); + finalColor = mix(vec4(0.0, 0.3, 0.0, 0.0), texelColor, wavePos); } \ No newline at end of file diff --git a/shaders/glsl330/swirl.fs b/shaders/glsl330/swirl.fs index 19d7468b..80c16cc9 100644 --- a/shaders/glsl330/swirl.fs +++ b/shaders/glsl330/swirl.fs @@ -1,27 +1,32 @@ #version 330 +// Input vertex attributes (from vertex shader) in vec2 fragTexCoord; +in vec4 fragColor; -out vec4 fragColor; - +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; +// Output fragment color +out vec4 finalColor; + // NOTE: Add here your custom variables -const float renderWidth = 1280.0; -const float renderHeight = 720.0; +const float renderWidth = 800.0; // HARDCODED for example! +const float renderHeight = 480.0; // Use uniforms instead... float radius = 250.0; float angle = 0.8; uniform vec2 center = vec2(200.0, 200.0); -void main (void) +void main() { vec2 texSize = vec2(renderWidth, renderHeight); vec2 tc = fragTexCoord*texSize; tc -= center; + float dist = length(tc); if (dist < radius) @@ -37,5 +42,5 @@ void main (void) tc += center; vec3 color = texture(texture0, tc/texSize).rgb; - fragColor = vec4(color, 1.0);; + finalColor = vec4(color, 1.0);; } \ No newline at end of file diff --git a/shaders/glsl330/template.fs b/shaders/glsl330/template.fs index ad7210a4..55b8d4a4 100644 --- a/shaders/glsl330/template.fs +++ b/shaders/glsl330/template.fs @@ -1,19 +1,24 @@ #version 330 +// Input vertex attributes (from vertex shader) in vec2 fragTexCoord; +in vec4 fragColor; -out vec4 fragColor; - +// Input uniform values uniform sampler2D texture0; uniform vec4 fragTintColor; +// Output fragment color +out vec4 finalColor; + // NOTE: Add here your custom variables void main() { + // Texel color fetching from texture sampler vec4 texelColor = texture(texture0, fragTexCoord); // NOTE: Implement here your fragment shader code - fragColor = texelColor*fragTintColor; + finalColor = texelColor*fragTintColor; } diff --git a/src/audio.c b/src/audio.c index fbf53df6..0c61c0fa 100644 --- a/src/audio.c +++ b/src/audio.c @@ -59,8 +59,9 @@ //---------------------------------------------------------------------------------- // Defines and Macros //---------------------------------------------------------------------------------- -#define MAX_STREAM_BUFFERS 2 -#define MAX_AUDIO_CONTEXTS 4 // Number of open AL sources +#define MAX_STREAM_BUFFERS 2 // Number of buffers for each alSource +#define MAX_MIX_CHANNELS 4 // Number of open AL sources +#define MAX_MUSIC_STREAMS 2 // Number of simultanious music sources #if defined(PLATFORM_RPI) || defined(PLATFORM_ANDROID) // NOTE: On RPI and Android should be lower to avoid frame-stalls @@ -76,37 +77,32 @@ // Types and Structures Definition //---------------------------------------------------------------------------------- -// Music type (file streaming from memory) -// NOTE: Anything longer than ~10 seconds should be streamed... -typedef struct Music { - stb_vorbis *stream; - jar_xm_context_t *chipctx; // Stores jar_xm context - - ALuint buffers[MAX_STREAM_BUFFERS]; - ALuint source; - ALenum format; - - int channels; - int sampleRate; - int totalSamplesLeft; - float totalLengthSeconds; - bool loop; - bool chipTune; // True if chiptune is loaded -} Music; - -// Audio Context, used to create custom audio streams that are not bound to a sound file. There can be -// no more than 4 concurrent audio contexts in use. This is due to each active context being tied to -// a dedicated mix channel. All audio is 32bit floating point in stereo. -typedef struct AudioContext_t { +// Used to create custom audio streams that are not bound to a specific file. There can be +// no more than 4 concurrent mixchannels in use. This is due to each active mixc being tied to +// a dedicated mix channel. +typedef struct MixChannel_t { unsigned short sampleRate; // default is 48000 unsigned char channels; // 1=mono,2=stereo unsigned char mixChannel; // 0-3 or mixA-mixD, each mix channel can receive up to one dedicated audio stream bool floatingPoint; // if false then the short datatype is used instead - bool playing; + bool playing; // false if paused ALenum alFormat; // openAL format specifier ALuint alSource; // openAL source ALuint alBuffer[MAX_STREAM_BUFFERS]; // openAL sample buffer -} AudioContext_t; +} MixChannel_t; + +// Music type (file streaming from memory) +// NOTE: Anything longer than ~10 seconds should be streamed into a mix channel... +typedef struct Music { + stb_vorbis *stream; + jar_xm_context_t *chipctx; // Stores jar_xm mixc + MixChannel_t *mixc; // mix channel + + int totalSamplesLeft; + float totalLengthSeconds; + bool loop; + bool chipTune; // True if chiptune is loaded +} Music; #if defined(AUDIO_STANDALONE) typedef enum { INFO = 0, ERROR, WARNING, DEBUG, OTHER } TraceLogType; @@ -115,23 +111,28 @@ typedef enum { INFO = 0, ERROR, WARNING, DEBUG, OTHER } TraceLogType; //---------------------------------------------------------------------------------- // Global Variables Definition //---------------------------------------------------------------------------------- -static AudioContext_t* mixChannelsActive_g[MAX_AUDIO_CONTEXTS]; // What mix channels are currently active -static bool musicEnabled = false; -static Music currentMusic; // Current music loaded - // NOTE: Only one music file playing at a time +static MixChannel_t* mixChannelsActive_g[MAX_MIX_CHANNELS]; // What mix channels are currently active +static bool musicEnabled_g = false; +static Music currentMusic[MAX_MUSIC_STREAMS]; // Current music loaded, up to two can play at the same time + //---------------------------------------------------------------------------------- // Module specific Functions Declaration //---------------------------------------------------------------------------------- -static Wave LoadWAV(const char *fileName); // Load WAV file -static Wave LoadOGG(char *fileName); // Load OGG file -static void UnloadWave(Wave wave); // Unload wave data +static Wave LoadWAV(const char *fileName); // Load WAV file +static Wave LoadOGG(char *fileName); // Load OGG file +static void UnloadWave(Wave wave); // Unload wave data -static bool BufferMusicStream(ALuint buffer); // Fill music buffers with data -static void EmptyMusicStream(void); // Empty music buffers +static bool BufferMusicStream(int index, int numBuffers); // Fill music buffers with data +static void EmptyMusicStream(int index); // Empty music buffers -static unsigned short FillAlBufferWithSilence(AudioContext_t *context, ALuint buffer);// fill buffer with zeros, returns number processed -static void ResampleShortToFloat(short *shorts, float *floats, unsigned short len); // pass two arrays of the same legnth in -static void ResampleByteToFloat(char *chars, float *floats, unsigned short len); // pass two arrays of same length in + +static MixChannel_t* InitMixChannel(unsigned short sampleRate, unsigned char mixChannel, unsigned char channels, bool floatingPoint); // For streaming into mix channels. +static void CloseMixChannel(MixChannel_t* mixc); // Frees mix channel +static int BufferMixChannel(MixChannel_t* mixc, void *data, int numberElements); // Pushes more audio data into mixc mix channel, if NULL is passed it pauses +static int FillAlBufferWithSilence(MixChannel_t *mixc, ALuint buffer); // Fill buffer with zeros, returns number processed +static void ResampleShortToFloat(short *shorts, float *floats, unsigned short len); // Pass two arrays of the same legnth in +static void ResampleByteToFloat(char *chars, float *floats, unsigned short len); // Pass two arrays of same length in +static int IsMusicStreamReadyForBuffering(int index); // Checks if music buffer is ready to be refilled #if defined(AUDIO_STANDALONE) const char *GetExtension(const char *fileName); // Get the extension for a filename @@ -142,7 +143,7 @@ void TraceLog(int msgType, const char *text, ...); // Outputs a trace log messa // Module Functions Definition - Audio Device initialization and Closing //---------------------------------------------------------------------------------- -// Initialize audio device and context +// Initialize audio device and mixc void InitAudioDevice(void) { // Open and initialize a device with default settings @@ -158,7 +159,7 @@ void InitAudioDevice(void) alcCloseDevice(device); - TraceLog(ERROR, "Could not setup audio context"); + TraceLog(ERROR, "Could not setup mix channel"); } TraceLog(INFO, "Audio device and context initialized successfully: %s", alcGetString(device, ALC_DEVICE_SPECIFIER)); @@ -169,15 +170,19 @@ void InitAudioDevice(void) alListener3f(AL_ORIENTATION, 0, 0, -1); } -// Close the audio device for the current context, and destroys the context +// Close the audio device for all contexts void CloseAudioDevice(void) { - StopMusicStream(); // Stop music streaming and close current stream + for(int index=0; index= MAX_AUDIO_CONTEXTS) return NULL; + if(mixChannel >= MAX_MIX_CHANNELS) return NULL; if(!IsAudioDeviceReady()) InitAudioDevice(); - else StopMusicStream(); if(!mixChannelsActive_g[mixChannel]){ - AudioContext_t *ac = (AudioContext_t*)malloc(sizeof(AudioContext_t)); - ac->sampleRate = sampleRate; - ac->channels = channels; - ac->mixChannel = mixChannel; - ac->floatingPoint = floatingPoint; - mixChannelsActive_g[mixChannel] = ac; + MixChannel_t *mixc = (MixChannel_t*)malloc(sizeof(MixChannel_t)); + mixc->sampleRate = sampleRate; + mixc->channels = channels; + mixc->mixChannel = mixChannel; + mixc->floatingPoint = floatingPoint; + mixChannelsActive_g[mixChannel] = mixc; // setup openAL format if(channels == 1) { if(floatingPoint) - ac->alFormat = AL_FORMAT_MONO_FLOAT32; + mixc->alFormat = AL_FORMAT_MONO_FLOAT32; else - ac->alFormat = AL_FORMAT_MONO16; + mixc->alFormat = AL_FORMAT_MONO16; } else if(channels == 2) { if(floatingPoint) - ac->alFormat = AL_FORMAT_STEREO_FLOAT32; + mixc->alFormat = AL_FORMAT_STEREO_FLOAT32; else - ac->alFormat = AL_FORMAT_STEREO16; + mixc->alFormat = AL_FORMAT_STEREO16; } // Create an audio source - alGenSources(1, &ac->alSource); - alSourcef(ac->alSource, AL_PITCH, 1); - alSourcef(ac->alSource, AL_GAIN, 1); - alSource3f(ac->alSource, AL_POSITION, 0, 0, 0); - alSource3f(ac->alSource, AL_VELOCITY, 0, 0, 0); + alGenSources(1, &mixc->alSource); + alSourcef(mixc->alSource, AL_PITCH, 1); + alSourcef(mixc->alSource, AL_GAIN, 1); + alSource3f(mixc->alSource, AL_POSITION, 0, 0, 0); + alSource3f(mixc->alSource, AL_VELOCITY, 0, 0, 0); // Create Buffer - alGenBuffers(MAX_STREAM_BUFFERS, ac->alBuffer); + alGenBuffers(MAX_STREAM_BUFFERS, mixc->alBuffer); //fill buffers int x; for(x=0;xalBuffer[x]); + FillAlBufferWithSilence(mixc, mixc->alBuffer[x]); - alSourceQueueBuffers(ac->alSource, MAX_STREAM_BUFFERS, ac->alBuffer); - alSourcePlay(ac->alSource); - ac->playing = true; + alSourceQueueBuffers(mixc->alSource, MAX_STREAM_BUFFERS, mixc->alBuffer); + mixc->playing = true; + alSourcePlay(mixc->alSource); - return ac; + return mixc; } return NULL; } -// Frees buffer in audio context -void CloseAudioContext(AudioContext ctx) +// Frees buffer in mix channel +static void CloseMixChannel(MixChannel_t* mixc) { - AudioContext_t *context = (AudioContext_t*)ctx; - if(context){ - alSourceStop(context->alSource); - context->playing = false; + if(mixc){ + alSourceStop(mixc->alSource); + mixc->playing = false; //flush out all queued buffers ALuint buffer = 0; int queued = 0; - alGetSourcei(context->alSource, AL_BUFFERS_QUEUED, &queued); + alGetSourcei(mixc->alSource, AL_BUFFERS_QUEUED, &queued); while (queued > 0) { - alSourceUnqueueBuffers(context->alSource, 1, &buffer); + alSourceUnqueueBuffers(mixc->alSource, 1, &buffer); queued--; } //delete source and buffers - alDeleteSources(1, &context->alSource); - alDeleteBuffers(MAX_STREAM_BUFFERS, context->alBuffer); - mixChannelsActive_g[context->mixChannel] = NULL; - free(context); - ctx = NULL; + alDeleteSources(1, &mixc->alSource); + alDeleteBuffers(MAX_STREAM_BUFFERS, mixc->alBuffer); + mixChannelsActive_g[mixc->mixChannel] = NULL; + free(mixc); + mixc = NULL; } } -// Pushes more audio data into context mix channel, if none are ever pushed then zeros are fed in. -// Call "UpdateAudioContext(ctx, NULL, 0)" if you want to pause the audio. +// Pushes more audio data into mixc mix channel, only one buffer per call +// Call "BufferMixChannel(mixc, NULL, 0)" if you want to pause the audio. // @Returns number of samples that where processed. -unsigned short UpdateAudioContext(AudioContext ctx, void *data, unsigned short numberElements) +static int BufferMixChannel(MixChannel_t* mixc, void *data, int numberElements) { - AudioContext_t *context = (AudioContext_t*)ctx; - - if(!context || (context->channels == 2 && numberElements % 2 != 0)) return 0; // when there is two channels there must be an even number of samples + if(!mixc || mixChannelsActive_g[mixc->mixChannel] != mixc) return 0; // when there is two channels there must be an even number of samples if (!data || !numberElements) { // pauses audio until data is given - alSourcePause(context->alSource); - context->playing = false; + if(mixc->playing){ + alSourcePause(mixc->alSource); + mixc->playing = false; + } return 0; } - else + else if(!mixc->playing) { // restart audio otherwise - ALint state; - alGetSourcei(context->alSource, AL_SOURCE_STATE, &state); - if (state != AL_PLAYING){ - alSourcePlay(context->alSource); - context->playing = true; - } + alSourcePlay(mixc->alSource); + mixc->playing = true; } - if (context && context->playing && mixChannelsActive_g[context->mixChannel] == context) + + ALuint buffer = 0; + + alSourceUnqueueBuffers(mixc->alSource, 1, &buffer); + if(!buffer) return 0; + if(mixc->floatingPoint) // process float buffers { - ALint processed = 0; - ALuint buffer = 0; - unsigned short numberProcessed = 0; - unsigned short numberRemaining = numberElements; - - - alGetSourcei(context->alSource, AL_BUFFERS_PROCESSED, &processed); // Get the number of already processed buffers (if any) - if(!processed) return 0; // nothing to process, queue is still full - - - while (processed > 0) - { - if(context->floatingPoint) // process float buffers - { - float *ptr = (float*)data; - alSourceUnqueueBuffers(context->alSource, 1, &buffer); - if(numberRemaining >= MUSIC_BUFFER_SIZE_FLOAT) - { - alBufferData(buffer, context->alFormat, &ptr[numberProcessed], MUSIC_BUFFER_SIZE_FLOAT*sizeof(float), context->sampleRate); - numberProcessed+=MUSIC_BUFFER_SIZE_FLOAT; - numberRemaining-=MUSIC_BUFFER_SIZE_FLOAT; - } - else - { - alBufferData(buffer, context->alFormat, &ptr[numberProcessed], numberRemaining*sizeof(float), context->sampleRate); - numberProcessed+=numberRemaining; - numberRemaining=0; - } - alSourceQueueBuffers(context->alSource, 1, &buffer); - processed--; - } - else if(!context->floatingPoint) // process short buffers - { - short *ptr = (short*)data; - alSourceUnqueueBuffers(context->alSource, 1, &buffer); - if(numberRemaining >= MUSIC_BUFFER_SIZE_SHORT) - { - alBufferData(buffer, context->alFormat, &ptr[numberProcessed], MUSIC_BUFFER_SIZE_FLOAT*sizeof(short), context->sampleRate); - numberProcessed+=MUSIC_BUFFER_SIZE_SHORT; - numberRemaining-=MUSIC_BUFFER_SIZE_SHORT; - } - else - { - alBufferData(buffer, context->alFormat, &ptr[numberProcessed], numberRemaining*sizeof(short), context->sampleRate); - numberProcessed+=numberRemaining; - numberRemaining=0; - } - alSourceQueueBuffers(context->alSource, 1, &buffer); - processed--; - } - else - break; - } - return numberProcessed; + float *ptr = (float*)data; + alBufferData(buffer, mixc->alFormat, ptr, numberElements*sizeof(float), mixc->sampleRate); } - return 0; + else // process short buffers + { + short *ptr = (short*)data; + alBufferData(buffer, mixc->alFormat, ptr, numberElements*sizeof(short), mixc->sampleRate); + } + alSourceQueueBuffers(mixc->alSource, 1, &buffer); + + return numberElements; } // fill buffer with zeros, returns number processed -static unsigned short FillAlBufferWithSilence(AudioContext_t *context, ALuint buffer) +static int FillAlBufferWithSilence(MixChannel_t *mixc, ALuint buffer) { - if(context->floatingPoint){ + if(mixc->floatingPoint){ float pcm[MUSIC_BUFFER_SIZE_FLOAT] = {0.f}; - alBufferData(buffer, context->alFormat, pcm, MUSIC_BUFFER_SIZE_FLOAT*sizeof(float), context->sampleRate); + alBufferData(buffer, mixc->alFormat, pcm, MUSIC_BUFFER_SIZE_FLOAT*sizeof(float), mixc->sampleRate); return MUSIC_BUFFER_SIZE_FLOAT; } else { short pcm[MUSIC_BUFFER_SIZE_SHORT] = {0}; - alBufferData(buffer, context->alFormat, pcm, MUSIC_BUFFER_SIZE_SHORT*sizeof(short), context->sampleRate); + alBufferData(buffer, mixc->alFormat, pcm, MUSIC_BUFFER_SIZE_SHORT*sizeof(short), mixc->sampleRate); return MUSIC_BUFFER_SIZE_SHORT; } } @@ -417,6 +376,42 @@ static void ResampleByteToFloat(char *chars, float *floats, unsigned short len) } } +// used to output raw audio streams, returns negative numbers on error +// if floating point is false the data size is 16bit short, otherwise it is float 32bit +RawAudioContext InitRawAudioContext(int sampleRate, int channels, bool floatingPoint) +{ + int mixIndex; + for(mixIndex = 0; mixIndex < MAX_MIX_CHANNELS; mixIndex++) // find empty mix channel slot + { + if(mixChannelsActive_g[mixIndex] == NULL) break; + else if(mixIndex == MAX_MIX_CHANNELS - 1) return -1; // error + } + + if(InitMixChannel(sampleRate, mixIndex, channels, floatingPoint)) + return mixIndex; + else + return -2; // error +} + +void CloseRawAudioContext(RawAudioContext ctx) +{ + if(mixChannelsActive_g[ctx]) + CloseMixChannel(mixChannelsActive_g[ctx]); +} + +int BufferRawAudioContext(RawAudioContext ctx, void *data, int numberElements) +{ + int numBuffered = 0; + if(ctx >= 0) + { + MixChannel_t* mixc = mixChannelsActive_g[ctx]; + numBuffered = BufferMixChannel(mixc, data, numberElements); + } + return numBuffered; +} + + + //---------------------------------------------------------------------------------- @@ -767,207 +762,216 @@ void SetSoundPitch(Sound sound, float pitch) //---------------------------------------------------------------------------------- // Start music playing (open stream) -void PlayMusicStream(char *fileName) +// returns 0 on success +int PlayMusicStream(int musicIndex, char *fileName) { + int mixIndex; + + if(currentMusic[musicIndex].stream || currentMusic[musicIndex].chipctx) return 1; // error + + for(mixIndex = 0; mixIndex < MAX_MIX_CHANNELS; mixIndex++) // find empty mix channel slot + { + if(mixChannelsActive_g[mixIndex] == NULL) break; + else if(mixIndex == MAX_MIX_CHANNELS - 1) return 2; // error + } + if (strcmp(GetExtension(fileName),"ogg") == 0) { - // Stop current music, clean buffers, unload current stream - StopMusicStream(); - // Open audio stream - currentMusic.stream = stb_vorbis_open_filename(fileName, NULL, NULL); + currentMusic[musicIndex].stream = stb_vorbis_open_filename(fileName, NULL, NULL); - if (currentMusic.stream == NULL) + if (currentMusic[musicIndex].stream == NULL) { TraceLog(WARNING, "[%s] OGG audio file could not be opened", fileName); + return 3; // error } else { // Get file info - stb_vorbis_info info = stb_vorbis_get_info(currentMusic.stream); - - currentMusic.channels = info.channels; - currentMusic.sampleRate = info.sample_rate; + stb_vorbis_info info = stb_vorbis_get_info(currentMusic[musicIndex].stream); TraceLog(INFO, "[%s] Ogg sample rate: %i", fileName, info.sample_rate); TraceLog(INFO, "[%s] Ogg channels: %i", fileName, info.channels); TraceLog(DEBUG, "[%s] Temp memory required: %i", fileName, info.temp_memory_required); - if (info.channels == 2) currentMusic.format = AL_FORMAT_STEREO16; - else currentMusic.format = AL_FORMAT_MONO16; + currentMusic[musicIndex].loop = true; // We loop by default + musicEnabled_g = true; + - currentMusic.loop = true; // We loop by default - musicEnabled = true; - - // Create an audio source - alGenSources(1, ¤tMusic.source); // Generate pointer to audio source - - alSourcef(currentMusic.source, AL_PITCH, 1); - alSourcef(currentMusic.source, AL_GAIN, 1); - alSource3f(currentMusic.source, AL_POSITION, 0, 0, 0); - alSource3f(currentMusic.source, AL_VELOCITY, 0, 0, 0); - //alSourcei(currentMusic.source, AL_LOOPING, AL_TRUE); // ERROR: Buffers do not queue! - - // Generate two OpenAL buffers - alGenBuffers(2, currentMusic.buffers); - - // Fill buffers with music... - BufferMusicStream(currentMusic.buffers[0]); - BufferMusicStream(currentMusic.buffers[1]); - - // Queue buffers and start playing - alSourceQueueBuffers(currentMusic.source, 2, currentMusic.buffers); - alSourcePlay(currentMusic.source); - - // NOTE: Regularly, we must check if a buffer has been processed and refill it: UpdateMusicStream() - - currentMusic.totalSamplesLeft = stb_vorbis_stream_length_in_samples(currentMusic.stream) * currentMusic.channels; - currentMusic.totalLengthSeconds = stb_vorbis_stream_length_in_seconds(currentMusic.stream); + currentMusic[musicIndex].totalSamplesLeft = stb_vorbis_stream_length_in_samples(currentMusic[musicIndex].stream) * info.channels; + currentMusic[musicIndex].totalLengthSeconds = stb_vorbis_stream_length_in_seconds(currentMusic[musicIndex].stream); + + if (info.channels == 2){ + currentMusic[musicIndex].mixc = InitMixChannel(info.sample_rate, mixIndex, 2, false); + currentMusic[musicIndex].mixc->playing = true; + } + else{ + currentMusic[musicIndex].mixc = InitMixChannel(info.sample_rate, mixIndex, 1, false); + currentMusic[musicIndex].mixc->playing = true; + } + if(!currentMusic[musicIndex].mixc) return 4; // error } } else if (strcmp(GetExtension(fileName),"xm") == 0) { - // Stop current music, clean buffers, unload current stream - StopMusicStream(); - - // new song settings for xm chiptune - currentMusic.chipTune = true; - currentMusic.channels = 2; - currentMusic.sampleRate = 48000; - currentMusic.loop = true; - // only stereo is supported for xm - if(!jar_xm_create_context_from_file(¤tMusic.chipctx, currentMusic.sampleRate, fileName)) + if(!jar_xm_create_context_from_file(¤tMusic[musicIndex].chipctx, 48000, fileName)) { - currentMusic.format = AL_FORMAT_STEREO16; - jar_xm_set_max_loop_count(currentMusic.chipctx, 0); // infinite number of loops - currentMusic.totalSamplesLeft = jar_xm_get_remaining_samples(currentMusic.chipctx); - currentMusic.totalLengthSeconds = ((float)currentMusic.totalSamplesLeft) / ((float)currentMusic.sampleRate); - musicEnabled = true; + currentMusic[musicIndex].chipTune = true; + currentMusic[musicIndex].loop = true; + jar_xm_set_max_loop_count(currentMusic[musicIndex].chipctx, 0); // infinite number of loops + currentMusic[musicIndex].totalSamplesLeft = jar_xm_get_remaining_samples(currentMusic[musicIndex].chipctx); + currentMusic[musicIndex].totalLengthSeconds = ((float)currentMusic[musicIndex].totalSamplesLeft) / 48000.f; + musicEnabled_g = true; - TraceLog(INFO, "[%s] XM number of samples: %i", fileName, currentMusic.totalSamplesLeft); - TraceLog(INFO, "[%s] XM track length: %11.6f sec", fileName, currentMusic.totalLengthSeconds); + TraceLog(INFO, "[%s] XM number of samples: %i", fileName, currentMusic[musicIndex].totalSamplesLeft); + TraceLog(INFO, "[%s] XM track length: %11.6f sec", fileName, currentMusic[musicIndex].totalLengthSeconds); - // Set up OpenAL - alGenSources(1, ¤tMusic.source); - alSourcef(currentMusic.source, AL_PITCH, 1); - alSourcef(currentMusic.source, AL_GAIN, 1); - alSource3f(currentMusic.source, AL_POSITION, 0, 0, 0); - alSource3f(currentMusic.source, AL_VELOCITY, 0, 0, 0); - alGenBuffers(2, currentMusic.buffers); - BufferMusicStream(currentMusic.buffers[0]); - BufferMusicStream(currentMusic.buffers[1]); - alSourceQueueBuffers(currentMusic.source, 2, currentMusic.buffers); - alSourcePlay(currentMusic.source); - - // NOTE: Regularly, we must check if a buffer has been processed and refill it: UpdateMusicStream() - } - else TraceLog(WARNING, "[%s] XM file could not be opened", fileName); - } - else TraceLog(WARNING, "[%s] Music extension not recognized, it can't be loaded", fileName); -} - -// Stop music playing (close stream) -void StopMusicStream(void) -{ - if (musicEnabled) - { - alSourceStop(currentMusic.source); - EmptyMusicStream(); // Empty music buffers - alDeleteSources(1, ¤tMusic.source); - alDeleteBuffers(2, currentMusic.buffers); - - if (currentMusic.chipTune) - { - jar_xm_free_context(currentMusic.chipctx); + currentMusic[musicIndex].mixc = InitMixChannel(48000, mixIndex, 2, false); + if(!currentMusic[musicIndex].mixc) return 5; // error + currentMusic[musicIndex].mixc->playing = true; } else { - stb_vorbis_close(currentMusic.stream); + TraceLog(WARNING, "[%s] XM file could not be opened", fileName); + return 6; // error } } + else + { + TraceLog(WARNING, "[%s] Music extension not recognized, it can't be loaded", fileName); + return 7; // error + } + return 0; // normal return +} - musicEnabled = false; +// Stop music playing for individual music index of currentMusic array (close stream) +void StopMusicStream(int index) +{ + if (index < MAX_MUSIC_STREAMS && currentMusic[index].mixc) + { + CloseMixChannel(currentMusic[index].mixc); + + if (currentMusic[index].chipTune) + { + jar_xm_free_context(currentMusic[index].chipctx); + } + else + { + stb_vorbis_close(currentMusic[index].stream); + } + + if(!getMusicStreamCount()) musicEnabled_g = false; + if(currentMusic[index].stream || currentMusic[index].chipctx) + { + currentMusic[index].stream = NULL; + currentMusic[index].chipctx = NULL; + } + } +} + +//get number of music channels active at this time, this does not mean they are playing +int getMusicStreamCount(void) +{ + int musicCount = 0; + for(int musicIndex = 0; musicIndex < MAX_MUSIC_STREAMS; musicIndex++) // find empty music slot + if(currentMusic[musicIndex].stream != NULL || currentMusic[musicIndex].chipTune) musicCount++; + + return musicCount; } // Pause music playing -void PauseMusicStream(void) +void PauseMusicStream(int index) { // Pause music stream if music available! - if (musicEnabled) + if (index < MAX_MUSIC_STREAMS && currentMusic[index].mixc && musicEnabled_g) { TraceLog(INFO, "Pausing music stream"); - alSourcePause(currentMusic.source); - musicEnabled = false; + alSourcePause(currentMusic[index].mixc->alSource); + currentMusic[index].mixc->playing = false; } } // Resume music playing -void ResumeMusicStream(void) +void ResumeMusicStream(int index) { // Resume music playing... if music available! ALenum state; - alGetSourcei(currentMusic.source, AL_SOURCE_STATE, &state); - - if (state == AL_PAUSED) - { - TraceLog(INFO, "Resuming music stream"); - alSourcePlay(currentMusic.source); - musicEnabled = true; + if(index < MAX_MUSIC_STREAMS && currentMusic[index].mixc){ + alGetSourcei(currentMusic[index].mixc->alSource, AL_SOURCE_STATE, &state); + if (state == AL_PAUSED) + { + TraceLog(INFO, "Resuming music stream"); + alSourcePlay(currentMusic[index].mixc->alSource); + currentMusic[index].mixc->playing = true; + } } } -// Check if music is playing -bool IsMusicPlaying(void) +// Check if any music is playing +bool IsMusicPlaying(int index) { bool playing = false; ALint state; - - alGetSourcei(currentMusic.source, AL_SOURCE_STATE, &state); - if (state == AL_PLAYING) playing = true; + + if(index < MAX_MUSIC_STREAMS && currentMusic[index].mixc){ + alGetSourcei(currentMusic[index].mixc->alSource, AL_SOURCE_STATE, &state); + if (state == AL_PLAYING) playing = true; + } return playing; } // Set volume for music -void SetMusicVolume(float volume) +void SetMusicVolume(int index, float volume) { - alSourcef(currentMusic.source, AL_GAIN, volume); + if(index < MAX_MUSIC_STREAMS && currentMusic[index].mixc){ + alSourcef(currentMusic[index].mixc->alSource, AL_GAIN, volume); + } +} + +void SetMusicPitch(int index, float pitch) +{ + if(index < MAX_MUSIC_STREAMS && currentMusic[index].mixc){ + alSourcef(currentMusic[index].mixc->alSource, AL_PITCH, pitch); + } } // Get current music time length (in seconds) -float GetMusicTimeLength(void) +float GetMusicTimeLength(int index) { float totalSeconds; - if (currentMusic.chipTune) + if (currentMusic[index].chipTune) { - totalSeconds = currentMusic.totalLengthSeconds; + totalSeconds = currentMusic[index].totalLengthSeconds; } else { - totalSeconds = stb_vorbis_stream_length_in_seconds(currentMusic.stream); + totalSeconds = stb_vorbis_stream_length_in_seconds(currentMusic[index].stream); } return totalSeconds; } // Get current music time played (in seconds) -float GetMusicTimePlayed(void) +float GetMusicTimePlayed(int index) { - float secondsPlayed; - if (currentMusic.chipTune) + float secondsPlayed = 0.0f; + if(index < MAX_MUSIC_STREAMS && currentMusic[index].mixc) { - uint64_t samples; - jar_xm_get_position(currentMusic.chipctx, NULL, NULL, NULL, &samples); - secondsPlayed = (float)samples / (currentMusic.sampleRate * currentMusic.channels); // Not sure if this is the correct value + if (currentMusic[index].chipTune) + { + uint64_t samples; + jar_xm_get_position(currentMusic[index].chipctx, NULL, NULL, NULL, &samples); + secondsPlayed = (float)samples / (48000 * currentMusic[index].mixc->channels); // Not sure if this is the correct value + } + else + { + int totalSamples = stb_vorbis_stream_length_in_samples(currentMusic[index].stream) * currentMusic[index].mixc->channels; + int samplesPlayed = totalSamples - currentMusic[index].totalSamplesLeft; + secondsPlayed = (float)samplesPlayed / (currentMusic[index].mixc->sampleRate * currentMusic[index].mixc->channels); + } } - else - { - int totalSamples = stb_vorbis_stream_length_in_samples(currentMusic.stream) * currentMusic.channels; - int samplesPlayed = totalSamples - currentMusic.totalSamplesLeft; - secondsPlayed = (float)samplesPlayed / (currentMusic.sampleRate * currentMusic.channels); - } - return secondsPlayed; } @@ -977,116 +981,118 @@ float GetMusicTimePlayed(void) //---------------------------------------------------------------------------------- // Fill music buffers with new data from music stream -static bool BufferMusicStream(ALuint buffer) +static bool BufferMusicStream(int index, int numBuffers) { short pcm[MUSIC_BUFFER_SIZE_SHORT]; + float pcmf[MUSIC_BUFFER_SIZE_FLOAT]; - int size = 0; // Total size of data steamed (in bytes) - int streamedBytes = 0; // samples of data obtained, channels are not included in calculation + int size = 0; // Total size of data steamed in L+R samples for xm floats, individual L or R for ogg shorts bool active = true; // We can get more data from stream (not finished) - - if (musicEnabled) + + if (currentMusic[index].chipTune) // There is no end of stream for xmfiles, once the end is reached zeros are generated for non looped chiptunes. { - if (currentMusic.chipTune) // There is no end of stream for xmfiles, once the end is reached zeros are generated for non looped chiptunes. - { - int readlen = MUSIC_BUFFER_SIZE_SHORT / 2; - jar_xm_generate_samples_16bit(currentMusic.chipctx, pcm, readlen); // reads 2*readlen shorts and moves them to buffer+size memory location - size += readlen * currentMusic.channels; // Not sure if this is what it needs - } + if(currentMusic[index].totalSamplesLeft >= MUSIC_BUFFER_SIZE_SHORT) + size = MUSIC_BUFFER_SIZE_SHORT / 2; else + size = currentMusic[index].totalSamplesLeft / 2; + + for(int x=0; x 0) size += (streamedBytes*currentMusic.channels); - else break; + active = false; + break; } } - TraceLog(DEBUG, "Streaming music data to buffer. Bytes streamed: %i", size); - } - - if (size > 0) - { - alBufferData(buffer, currentMusic.format, pcm, size*sizeof(short), currentMusic.sampleRate); - currentMusic.totalSamplesLeft -= size; - - if(currentMusic.totalSamplesLeft <= 0) active = false; // end if no more samples left } else { - active = false; - TraceLog(WARNING, "No more data obtained from stream"); + if(currentMusic[index].totalSamplesLeft >= MUSIC_BUFFER_SIZE_SHORT) + size = MUSIC_BUFFER_SIZE_SHORT; + else + size = currentMusic[index].totalSamplesLeft; + + for(int x=0; xchannels, pcm, size); + BufferMixChannel(currentMusic[index].mixc, pcm, streamedBytes * currentMusic[index].mixc->channels); + currentMusic[index].totalSamplesLeft -= streamedBytes * currentMusic[index].mixc->channels; + if(currentMusic[index].totalSamplesLeft <= 0) + { + active = false; + break; + } + } } return active; } // Empty music buffers -static void EmptyMusicStream(void) +static void EmptyMusicStream(int index) { ALuint buffer = 0; int queued = 0; - alGetSourcei(currentMusic.source, AL_BUFFERS_QUEUED, &queued); + alGetSourcei(currentMusic[index].mixc->alSource, AL_BUFFERS_QUEUED, &queued); while (queued > 0) { - alSourceUnqueueBuffers(currentMusic.source, 1, &buffer); + alSourceUnqueueBuffers(currentMusic[index].mixc->alSource, 1, &buffer); queued--; } } -// Update (re-fill) music buffers if data already processed -void UpdateMusicStream(void) +//determine if a music stream is ready to be written to +static int IsMusicStreamReadyForBuffering(int index) { - ALuint buffer = 0; ALint processed = 0; + alGetSourcei(currentMusic[index].mixc->alSource, AL_BUFFERS_PROCESSED, &processed); + return processed; +} + +// Update (re-fill) music buffers if data already processed +void UpdateMusicStream(int index) +{ + ALenum state; bool active = true; - - if (musicEnabled) + int numBuffers = IsMusicStreamReadyForBuffering(index); + + if (currentMusic[index].mixc->playing && index < MAX_MUSIC_STREAMS && musicEnabled_g && currentMusic[index].mixc && numBuffers) { - // Get the number of already processed buffers (if any) - alGetSourcei(currentMusic.source, AL_BUFFERS_PROCESSED, &processed); - - while (processed > 0) + active = BufferMusicStream(index, numBuffers); + + if (!active && currentMusic[index].loop) { - // Recover processed buffer for refill - alSourceUnqueueBuffers(currentMusic.source, 1, &buffer); - - // Refill buffer - active = BufferMusicStream(buffer); - - // If no more data to stream, restart music (if loop) - if ((!active) && (currentMusic.loop)) + if (currentMusic[index].chipTune) { - if(currentMusic.chipTune) - { - currentMusic.totalSamplesLeft = currentMusic.totalLengthSeconds * currentMusic.sampleRate; - } - else - { - stb_vorbis_seek_start(currentMusic.stream); - currentMusic.totalSamplesLeft = stb_vorbis_stream_length_in_samples(currentMusic.stream)*currentMusic.channels; - } - active = BufferMusicStream(buffer); + currentMusic[index].totalSamplesLeft = currentMusic[index].totalLengthSeconds * 48000; } - - // Add refilled buffer to queue again... don't let the music stop! - alSourceQueueBuffers(currentMusic.source, 1, &buffer); - - if (alGetError() != AL_NO_ERROR) TraceLog(WARNING, "Error buffering data..."); - - processed--; + else + { + stb_vorbis_seek_start(currentMusic[index].stream); + currentMusic[index].totalSamplesLeft = stb_vorbis_stream_length_in_samples(currentMusic[index].stream) * currentMusic[index].mixc->channels; + } + active = true; } + - ALenum state; - alGetSourcei(currentMusic.source, AL_SOURCE_STATE, &state); + if (alGetError() != AL_NO_ERROR) TraceLog(WARNING, "Error buffering data..."); + + alGetSourcei(currentMusic[index].mixc->alSource, AL_SOURCE_STATE, &state); - if ((state != AL_PLAYING) && active) alSourcePlay(currentMusic.source); + if (state != AL_PLAYING && active) alSourcePlay(currentMusic[index].mixc->alSource); - if (!active) StopMusicStream(); + if (!active) StopMusicStream(index); + } + else + return; + } // Load WAV file into Wave structure diff --git a/src/audio.h b/src/audio.h index afd881b7..1140a60a 100644 --- a/src/audio.h +++ b/src/audio.h @@ -61,10 +61,7 @@ typedef struct Wave { short channels; } Wave; -// Audio Context, used to create custom audio streams that are not bound to a sound file. There can be -// no more than 4 concurrent audio contexts in use. This is due to each active context being tied to -// a dedicated mix channel. -typedef void* AudioContext; +typedef int RawAudioContext; #ifdef __cplusplus extern "C" { // Prevents name mangling of functions @@ -82,13 +79,6 @@ void InitAudioDevice(void); // Initialize au void CloseAudioDevice(void); // Close the audio device and context (and music stream) bool IsAudioDeviceReady(void); // True if call to InitAudioDevice() was successful and CloseAudioDevice() has not been called yet -// Audio contexts are for outputing custom audio waveforms, This will shut down any other sound sources currently playing -// The mixChannel is what mix channel you want to operate on, 0-3 are the ones available. Each mix channel can only be used one at a time. -// exmple usage is InitAudioContext(48000, 0, 2, true); // mixchannel 1, 48khz, stereo, floating point -AudioContext InitAudioContext(unsigned short sampleRate, unsigned char mixChannel, unsigned char channels, bool floatingPoint); -void CloseAudioContext(AudioContext ctx); // Frees audio context -unsigned short UpdateAudioContext(AudioContext ctx, void *data, unsigned short numberElements); // Pushes more audio data into context mix channel, if NULL is passed to data then zeros are played - Sound LoadSound(char *fileName); // Load sound to memory Sound LoadSoundFromWave(Wave wave); // Load sound to memory from wave data Sound LoadSoundFromRES(const char *rresName, int resId); // Load sound to memory from rRES file (raylib Resource) @@ -100,15 +90,24 @@ bool IsSoundPlaying(Sound sound); // Check if a so void SetSoundVolume(Sound sound, float volume); // Set volume for a sound (1.0 is max level) void SetSoundPitch(Sound sound, float pitch); // Set pitch for a sound (1.0 is base level) -void PlayMusicStream(char *fileName); // Start music playing (open stream) -void UpdateMusicStream(void); // Updates buffers for music streaming -void StopMusicStream(void); // Stop music playing (close stream) -void PauseMusicStream(void); // Pause music playing -void ResumeMusicStream(void); // Resume playing paused music -bool IsMusicPlaying(void); // Check if music is playing -void SetMusicVolume(float volume); // Set volume for music (1.0 is max level) -float GetMusicTimeLength(void); // Get music time length (in seconds) -float GetMusicTimePlayed(void); // Get current music time played (in seconds) +int PlayMusicStream(int musicIndex, char *fileName); // Start music playing (open stream) +void UpdateMusicStream(int index); // Updates buffers for music streaming +void StopMusicStream(int index); // Stop music playing (close stream) +void PauseMusicStream(int index); // Pause music playing +void ResumeMusicStream(int index); // Resume playing paused music +bool IsMusicPlaying(int index); // Check if music is playing +void SetMusicVolume(int index, float volume); // Set volume for music (1.0 is max level) +float GetMusicTimeLength(int index); // Get music time length (in seconds) +float GetMusicTimePlayed(int index); // Get current music time played (in seconds) +int getMusicStreamCount(void); +void SetMusicPitch(int index, float pitch); + +// used to output raw audio streams, returns negative numbers on error +// if floating point is false the data size is 16bit short, otherwise it is float 32bit +RawAudioContext InitRawAudioContext(int sampleRate, int channels, bool floatingPoint); + +void CloseRawAudioContext(RawAudioContext ctx); +int BufferRawAudioContext(RawAudioContext ctx, void *data, int numberElements); // returns number of elements buffered #ifdef __cplusplus } diff --git a/src/easings.h b/src/easings.h index e1e5465a..a8178f4a 100644 --- a/src/easings.h +++ b/src/easings.h @@ -18,11 +18,11 @@ * float speed = 1.f; * float currentTime = 0.f; * float currentPos[2] = {0,0}; -* float newPos[2] = {1,1}; -* float tempPosition[2] = currentPos;//x,y positions -* while(currentPos[0] < newPos[0]) -* currentPos[0] = EaseSineIn(currentTime, tempPosition[0], tempPosition[0]-newPos[0], speed); -* currentPos[1] = EaseSineIn(currentTime, tempPosition[1], tempPosition[1]-newPos[0], speed); +* float finalPos[2] = {1,1}; +* float startPosition[2] = currentPos;//x,y positions +* while(currentPos[0] < finalPos[0]) +* currentPos[0] = EaseSineIn(currentTime, startPosition[0], startPosition[0]-finalPos[0], speed); +* currentPos[1] = EaseSineIn(currentTime, startPosition[1], startPosition[1]-finalPos[0], speed); * currentTime += diffTime(); * * A port of Robert Penner's easing equations to C (http://robertpenner.com/easing/) diff --git a/src/models.c b/src/models.c index 066b919e..07dee720 100644 --- a/src/models.c +++ b/src/models.c @@ -65,6 +65,16 @@ static Mesh GenMeshCubicmap(Image cubicmap, Vector3 cubeSize); // Module Functions Definition //---------------------------------------------------------------------------------- +// Draw a line in 3D world space +void Draw3DLine(Vector3 startPos, Vector3 endPos, Color color) +{ + rlBegin(RL_LINES); + rlColor4ub(color.r, color.g, color.b, color.a); + rlVertex3f(startPos.x, startPos.y, startPos.z); + rlVertex3f(endPos.x, endPos.y, endPos.z); + rlEnd(); +} + // Draw cube // NOTE: Cube position is the center position void DrawCube(Vector3 position, float width, float height, float length, Color color) @@ -292,9 +302,9 @@ void DrawSphereEx(Vector3 centerPos, float radius, int rings, int slices, Color rlBegin(RL_TRIANGLES); rlColor4ub(color.r, color.g, color.b, color.a); - for(int i = 0; i < (rings + 2); i++) + for (int i = 0; i < (rings + 2); i++) { - for(int j = 0; j < slices; j++) + for (int j = 0; j < slices; j++) { rlVertex3f(cos(DEG2RAD*(270+(180/(rings + 1))*i)) * sin(DEG2RAD*(j*360/slices)), sin(DEG2RAD*(270+(180/(rings + 1))*i)), @@ -331,9 +341,9 @@ void DrawSphereWires(Vector3 centerPos, float radius, int rings, int slices, Col rlBegin(RL_LINES); rlColor4ub(color.r, color.g, color.b, color.a); - for(int i = 0; i < (rings + 2); i++) + for (int i = 0; i < (rings + 2); i++) { - for(int j = 0; j < slices; j++) + for (int j = 0; j < slices; j++) { rlVertex3f(cos(DEG2RAD*(270+(180/(rings + 1))*i)) * sin(DEG2RAD*(j*360/slices)), sin(DEG2RAD*(270+(180/(rings + 1))*i)), @@ -376,7 +386,7 @@ void DrawCylinder(Vector3 position, float radiusTop, float radiusBottom, float h if (radiusTop > 0) { // Draw Body ------------------------------------------------------------------------------------- - for(int i = 0; i < 360; i += 360/sides) + for (int i = 0; i < 360; i += 360/sides) { rlVertex3f(sin(DEG2RAD*i) * radiusBottom, 0, cos(DEG2RAD*i) * radiusBottom); //Bottom Left rlVertex3f(sin(DEG2RAD*(i+360/sides)) * radiusBottom, 0, cos(DEG2RAD*(i+360/sides)) * radiusBottom); //Bottom Right @@ -388,7 +398,7 @@ void DrawCylinder(Vector3 position, float radiusTop, float radiusBottom, float h } // Draw Cap -------------------------------------------------------------------------------------- - for(int i = 0; i < 360; i += 360/sides) + for (int i = 0; i < 360; i += 360/sides) { rlVertex3f(0, height, 0); rlVertex3f(sin(DEG2RAD*i) * radiusTop, height, cos(DEG2RAD*i) * radiusTop); @@ -398,7 +408,7 @@ void DrawCylinder(Vector3 position, float radiusTop, float radiusBottom, float h else { // Draw Cone ------------------------------------------------------------------------------------- - for(int i = 0; i < 360; i += 360/sides) + for (int i = 0; i < 360; i += 360/sides) { rlVertex3f(0, height, 0); rlVertex3f(sin(DEG2RAD*i) * radiusBottom, 0, cos(DEG2RAD*i) * radiusBottom); @@ -407,7 +417,7 @@ void DrawCylinder(Vector3 position, float radiusTop, float radiusBottom, float h } // Draw Base ----------------------------------------------------------------------------------------- - for(int i = 0; i < 360; i += 360/sides) + for (int i = 0; i < 360; i += 360/sides) { rlVertex3f(0, 0, 0); rlVertex3f(sin(DEG2RAD*(i+360/sides)) * radiusBottom, 0, cos(DEG2RAD*(i+360/sides)) * radiusBottom); @@ -421,7 +431,7 @@ void DrawCylinder(Vector3 position, float radiusTop, float radiusBottom, float h // NOTE: It could be also used for pyramid and cone void DrawCylinderWires(Vector3 position, float radiusTop, float radiusBottom, float height, int sides, Color color) { - if(sides < 3) sides = 3; + if (sides < 3) sides = 3; rlPushMatrix(); rlTranslatef(position.x, position.y, position.z); @@ -429,7 +439,7 @@ void DrawCylinderWires(Vector3 position, float radiusTop, float radiusBottom, fl rlBegin(RL_LINES); rlColor4ub(color.r, color.g, color.b, color.a); - for(int i = 0; i < 360; i += 360/sides) + for (int i = 0; i < 360; i += 360/sides) { rlVertex3f(sin(DEG2RAD*i) * radiusBottom, 0, cos(DEG2RAD*i) * radiusBottom); rlVertex3f(sin(DEG2RAD*(i+360/sides)) * radiusBottom, 0, cos(DEG2RAD*(i+360/sides)) * radiusBottom); @@ -490,7 +500,7 @@ void DrawGrid(int slices, float spacing) int halfSlices = slices / 2; rlBegin(RL_LINES); - for(int i = -halfSlices; i <= halfSlices; i++) + for (int i = -halfSlices; i <= halfSlices; i++) { if (i == 0) { @@ -553,7 +563,7 @@ Model LoadModel(const char *fileName) if (model.mesh.vertexCount == 0) TraceLog(WARNING, "Model could not be loaded"); else { - rlglLoadMesh(&model.mesh); // Upload vertex data to GPU + rlglLoadMesh(&model.mesh, false); // Upload vertex data to GPU (static model) model.transform = MatrixIdentity(); model.material = LoadDefaultMaterial(); @@ -563,13 +573,13 @@ Model LoadModel(const char *fileName) } // Load a 3d model (from vertex data) -Model LoadModelEx(Mesh data) +Model LoadModelEx(Mesh data, bool dynamic) { Model model = { 0 }; model.mesh = data; - rlglLoadMesh(&model.mesh); // Upload vertex data to GPU + rlglLoadMesh(&model.mesh, dynamic); // Upload vertex data to GPU model.transform = MatrixIdentity(); model.material = LoadDefaultMaterial(); @@ -668,7 +678,7 @@ Model LoadHeightmap(Image heightmap, Vector3 size) model.mesh = GenMeshHeightmap(heightmap, size); - rlglLoadMesh(&model.mesh); + rlglLoadMesh(&model.mesh, false); // Upload vertex data to GPU (static model) model.transform = MatrixIdentity(); model.material = LoadDefaultMaterial(); @@ -683,7 +693,7 @@ Model LoadCubicmap(Image cubicmap) model.mesh = GenMeshCubicmap(cubicmap, (Vector3){ 1.0, 1.0, 1.5f }); - rlglLoadMesh(&model.mesh); + rlglLoadMesh(&model.mesh, false); // Upload vertex data to GPU (static model) model.transform = MatrixIdentity(); model.material = LoadDefaultMaterial(); @@ -691,31 +701,14 @@ Model LoadCubicmap(Image cubicmap) return model; } -// Unload 3d model from memory +// Unload 3d model from memory (mesh and material) void UnloadModel(Model model) { - // Unload mesh data - if (model.mesh.vertices != NULL) free(model.mesh.vertices); - if (model.mesh.texcoords != NULL) free(model.mesh.texcoords); - if (model.mesh.normals != NULL) free(model.mesh.normals); - if (model.mesh.colors != NULL) free(model.mesh.colors); - if (model.mesh.tangents != NULL) free(model.mesh.tangents); - if (model.mesh.texcoords2 != NULL) free(model.mesh.texcoords2); - if (model.mesh.indices != NULL) free(model.mesh.indices); - - TraceLog(INFO, "Unloaded model data from RAM (CPU)"); - - rlDeleteBuffers(model.mesh.vboId[0]); // vertex - rlDeleteBuffers(model.mesh.vboId[1]); // texcoords - rlDeleteBuffers(model.mesh.vboId[2]); // normals - rlDeleteBuffers(model.mesh.vboId[3]); // colors - rlDeleteBuffers(model.mesh.vboId[4]); // tangents - rlDeleteBuffers(model.mesh.vboId[5]); // texcoords2 - rlDeleteBuffers(model.mesh.vboId[6]); // indices + rlglUnloadMesh(&model.mesh); - rlDeleteVertexArrays(model.mesh.vaoId); - UnloadMaterial(model.material); + + TraceLog(INFO, "Unloaded model data from RAM and VRAM"); } // Load material data (from file) @@ -749,6 +742,18 @@ Material LoadDefaultMaterial(void) return material; } +// Load standard material (uses material attributes and lighting shader) +// NOTE: Standard shader supports multiple maps and lights +Material LoadStandardMaterial(void) +{ + Material material = LoadDefaultMaterial(); + + material.shader = GetStandardShader(); + + return material; +} + +// Unload material from memory void UnloadMaterial(Material material) { rlDeleteTextures(material.texDiffuse.id); @@ -793,9 +798,9 @@ static Mesh GenMeshHeightmap(Image heightmap, Vector3 size) Vector3 scaleFactor = { size.x/mapX, size.y/255.0f, size.z/mapZ }; - for(int z = 0; z < mapZ-1; z++) + for (int z = 0; z < mapZ-1; z++) { - for(int x = 0; x < mapX-1; x++) + for (int x = 0; x < mapX-1; x++) { // Fill vertices array with data //---------------------------------------------------------- @@ -1245,42 +1250,29 @@ void DrawModelEx(Model model, Vector3 position, Vector3 rotationAxis, float rota //Matrix matModel = MatrixMultiply(model.transform, matTransform); // Transform to world-space coordinates model.transform = MatrixMultiply(MatrixMultiply(matScale, matRotation), matTranslation); - model.material.colDiffuse = tint; + // model.material.colDiffuse = tint; - rlglDrawEx(model.mesh, model.material, model.transform, false); + rlglDrawMesh(model.mesh, model.material, model.transform); } // Draw a model wires (with texture if set) void DrawModelWires(Model model, Vector3 position, float scale, Color tint) { - Vector3 vScale = { scale, scale, scale }; - Vector3 rotationAxis = { 0.0f, 0.0f, 0.0f }; - - // Calculate transformation matrix from function parameters - // Get transform matrix (rotation -> scale -> translation) - Matrix matRotation = MatrixRotate(rotationAxis, 0.0f); - Matrix matScale = MatrixScale(vScale.x, vScale.y, vScale.z); - Matrix matTranslation = MatrixTranslate(position.x, position.y, position.z); + rlEnableWireMode(); - model.transform = MatrixMultiply(MatrixMultiply(matScale, matRotation), matTranslation); - model.material.colDiffuse = tint; + DrawModel(model, position, scale, tint); - rlglDrawEx(model.mesh, model.material, model.transform, true); + rlDisableWireMode(); } // Draw a model wires (with texture if set) with extended parameters void DrawModelWiresEx(Model model, Vector3 position, Vector3 rotationAxis, float rotationAngle, Vector3 scale, Color tint) { - // Calculate transformation matrix from function parameters - // Get transform matrix (rotation -> scale -> translation) - Matrix matRotation = MatrixRotate(rotationAxis, rotationAngle*DEG2RAD); - Matrix matScale = MatrixScale(scale.x, scale.y, scale.z); - Matrix matTranslation = MatrixTranslate(position.x, position.y, position.z); + rlEnableWireMode(); - model.transform = MatrixMultiply(MatrixMultiply(matScale, matRotation), matTranslation); - model.material.colDiffuse = tint; + DrawModelEx(model, position, rotationAxis, rotationAngle, scale, tint); - rlglDrawEx(model.mesh, model.material, model.transform, true); + rlDisableWireMode(); } // Draw a billboard @@ -1425,7 +1417,7 @@ bool CheckCollisionRaySphere(Ray ray, Vector3 spherePosition, float sphereRadius float vector = VectorDotProduct(raySpherePos, ray.direction); float d = sphereRadius*sphereRadius - (distance*distance - vector*vector); - if(d >= 0.0f) collision = true; + if (d >= 0.0f) collision = true; return collision; } @@ -1440,14 +1432,14 @@ bool CheckCollisionRaySphereEx(Ray ray, Vector3 spherePosition, float sphereRadi float vector = VectorDotProduct(raySpherePos, ray.direction); float d = sphereRadius*sphereRadius - (distance*distance - vector*vector); - if(d >= 0.0f) collision = true; + if (d >= 0.0f) collision = true; // Calculate collision point Vector3 offset = ray.direction; float collisionDistance = 0; // Check if ray origin is inside the sphere to calculate the correct collision point - if(distance < sphereRadius) collisionDistance = vector + sqrt(d); + if (distance < sphereRadius) collisionDistance = vector + sqrt(d); else collisionDistance = vector - sqrt(d); VectorScale(&offset, collisionDistance); @@ -1785,11 +1777,11 @@ static Mesh LoadOBJ(const char *fileName) // First reading pass: Get numVertex, numNormals, numTexCoords, numTriangles // NOTE: vertex, texcoords and normals could be optimized (to be used indexed on faces definition) // NOTE: faces MUST be defined as TRIANGLES (3 vertex per face) - while(!feof(objFile)) + while (!feof(objFile)) { fscanf(objFile, "%c", &dataType); - switch(dataType) + switch (dataType) { case '#': // Comments case 'o': // Object name (One OBJ file can contain multible named meshes) @@ -1850,11 +1842,11 @@ static Mesh LoadOBJ(const char *fileName) // Second reading pass: Get vertex data to fill intermediate arrays // NOTE: This second pass is required in case of multiple meshes defined in same OBJ // TODO: Consider that different meshes can have different vertex data available (position, texcoords, normals) - while(!feof(objFile)) + while (!feof(objFile)) { fscanf(objFile, "%c", &dataType); - switch(dataType) + switch (dataType) { case '#': case 'o': case 'g': case 's': case 'm': case 'u': case 'f': fgets(comments, 200, objFile); break; case 'v': @@ -1911,11 +1903,11 @@ static Mesh LoadOBJ(const char *fileName) if (numNormals == 0) TraceLog(INFO, "[%s] No normals data on OBJ, normals will be generated from faces data", fileName); // Third reading pass: Get faces (triangles) data and fill VertexArray - while(!feof(objFile)) + while (!feof(objFile)) { fscanf(objFile, "%c", &dataType); - switch(dataType) + switch (dataType) { case '#': case 'o': case 'g': case 's': case 'm': case 'u': case 'v': fgets(comments, 200, objFile); break; case 'f': @@ -2031,7 +2023,7 @@ static Material LoadMTL(const char *fileName) return material; } - while(!feof(mtlFile)) + while (!feof(mtlFile)) { fgets(buffer, MAX_BUFFER_SIZE, mtlFile); @@ -2086,7 +2078,10 @@ static Material LoadMTL(const char *fileName) { if (buffer[1] == 's') // Ns int Shininess (specular exponent). Ranges from 0 to 1000. { - sscanf(buffer, "Ns %i", &material.glossiness); + int shininess = 0; + sscanf(buffer, "Ns %i", &shininess); + + material.glossiness = (float)shininess; } else if (buffer[1] == 'i') // Ni int Refraction index. { diff --git a/src/physac.c b/src/physac.c index ed707474..181488ac 100644 --- a/src/physac.c +++ b/src/physac.c @@ -49,7 +49,7 @@ //---------------------------------------------------------------------------------- // Global Variables Definition //---------------------------------------------------------------------------------- -static PhysicObject *physicObjects[MAX_PHYSIC_OBJECTS]; // Physic objects pool +static PhysicObject physicObjects[MAX_PHYSIC_OBJECTS]; // Physic objects pool static int physicObjectsCount; // Counts current enabled physic objects static Vector2 gravityForce; // Gravity force @@ -463,10 +463,10 @@ void ClosePhysics() } // Create a new physic object dinamically, initialize it and add to pool -PhysicObject *CreatePhysicObject(Vector2 position, float rotation, Vector2 scale) +PhysicObject CreatePhysicObject(Vector2 position, float rotation, Vector2 scale) { // Allocate dynamic memory - PhysicObject *obj = (PhysicObject *)malloc(sizeof(PhysicObject)); + PhysicObject obj = (PhysicObject)malloc(sizeof(PhysicObjectData)); // Initialize physic object values with generic values obj->id = physicObjectsCount; @@ -498,7 +498,7 @@ PhysicObject *CreatePhysicObject(Vector2 position, float rotation, Vector2 scale } // Destroy a specific physic object and take it out of the list -void DestroyPhysicObject(PhysicObject *pObj) +void DestroyPhysicObject(PhysicObject pObj) { // Free dynamic memory allocation free(physicObjects[pObj->id]); @@ -520,7 +520,7 @@ void DestroyPhysicObject(PhysicObject *pObj) } // Apply directional force to a physic object -void ApplyForce(PhysicObject *pObj, Vector2 force) +void ApplyForce(PhysicObject pObj, Vector2 force) { if (pObj->rigidbody.enabled) { @@ -571,7 +571,7 @@ Rectangle TransformToRectangle(Transform transform) } // Draw physic object information at screen position -void DrawPhysicObjectInfo(PhysicObject *pObj, Vector2 position, int fontSize) +void DrawPhysicObjectInfo(PhysicObject pObj, Vector2 position, int fontSize) { // Draw physic object ID DrawText(FormatText("PhysicObject ID: %i - Enabled: %i", pObj->id, pObj->enabled), position.x, position.y, fontSize, BLACK); diff --git a/src/physac.h b/src/physac.h index 37544686..6cef480a 100644 --- a/src/physac.h +++ b/src/physac.h @@ -66,13 +66,13 @@ typedef struct Collider { int radius; // Used for COLLIDER_CIRCLE } Collider; -typedef struct PhysicObject { +typedef struct PhysicObjectData { unsigned int id; Transform transform; Rigidbody rigidbody; Collider collider; bool enabled; -} PhysicObject; +} PhysicObjectData, *PhysicObject; #ifdef __cplusplus extern "C" { // Prevents name mangling of functions @@ -85,14 +85,14 @@ void InitPhysics(Vector2 gravity); void UpdatePhysics(); // Update physic objects, calculating physic behaviours and collisions detection void ClosePhysics(); // Unitialize all physic objects and empty the objects pool -PhysicObject *CreatePhysicObject(Vector2 position, float rotation, Vector2 scale); // Create a new physic object dinamically, initialize it and add to pool -void DestroyPhysicObject(PhysicObject *pObj); // Destroy a specific physic object and take it out of the list +PhysicObject CreatePhysicObject(Vector2 position, float rotation, Vector2 scale); // Create a new physic object dinamically, initialize it and add to pool +void DestroyPhysicObject(PhysicObject pObj); // Destroy a specific physic object and take it out of the list -void ApplyForce(PhysicObject *pObj, Vector2 force); // Apply directional force to a physic object +void ApplyForce(PhysicObject pObj, Vector2 force); // Apply directional force to a physic object void ApplyForceAtPosition(Vector2 position, float force, float radius); // Apply radial force to all physic objects in range Rectangle TransformToRectangle(Transform transform); // Convert Transform data type to Rectangle (position and scale) -void DrawPhysicObjectInfo(PhysicObject *pObj, Vector2 position, int fontSize); // Draw physic object information at screen position +void DrawPhysicObjectInfo(PhysicObject pObj, Vector2 position, int fontSize); // Draw physic object information at screen position #ifdef __cplusplus } diff --git a/src/raylib.h b/src/raylib.h index 911fd8b5..9cd02fd8 100644 --- a/src/raylib.h +++ b/src/raylib.h @@ -398,7 +398,7 @@ typedef struct Shader { // Uniform locations int mvpLoc; // ModelView-Projection matrix uniform location point (vertex shader) - int tintColorLoc; // Color uniform location point (fragment shader) + int tintColorLoc; // Diffuse color uniform location point (fragment shader) // Texture map locations int mapDiffuseLoc; // Diffuse map texture uniform location point (fragment shader) @@ -418,18 +418,36 @@ typedef struct Material { Color colAmbient; // Ambient color Color colSpecular; // Specular color - float glossiness; // Glossiness level + float glossiness; // Glossiness level (Ranges from 0 to 1000) float normalDepth; // Normal map depth } Material; -// 3d Model type -// TODO: Replace shader/testure by material +// Model type typedef struct Model { Mesh mesh; // Vertex data buffers (RAM and VRAM) Matrix transform; // Local transform matrix Material material; // Shader and textures data } Model; +// Light type +typedef struct LightData { + int id; + int type; // LIGHT_POINT, LIGHT_DIRECTIONAL, LIGHT_SPOT + bool enabled; + + Vector3 position; + Vector3 target; // Used on LIGHT_DIRECTIONAL and LIGHT_SPOT (cone direction target) + float attenuation; // Lost of light intensity with distance (world distance) + + Color diffuse; // Use Vector3 diffuse + float intensity; + + float coneAngle; // Spot light max angle +} LightData, *Light; + +// Light types +typedef enum { LIGHT_POINT, LIGHT_DIRECTIONAL, LIGHT_SPOT } LightType; + // Ray type (useful for raycast) typedef struct Ray { Vector3 position; @@ -451,10 +469,7 @@ typedef struct Wave { short channels; } Wave; -// Audio Context, used to create custom audio streams that are not bound to a sound file. There can be -// no more than 4 concurrent audio contexts in use. This is due to each active context being tied to -// a dedicated mix channel. -typedef void* AudioContext; +typedef int RawAudioContext; // Texture formats // NOTE: Support depends on OpenGL version and platform @@ -539,13 +554,13 @@ typedef struct Collider { int radius; // Used for COLLIDER_CIRCLE } Collider; -typedef struct PhysicObject { +typedef struct PhysicObjectData { unsigned int id; Transform transform; Rigidbody rigidbody; Collider collider; bool enabled; -} PhysicObject; +} PhysicObjectData, *PhysicObject; #ifdef __cplusplus extern "C" { // Prevents name mangling of functions @@ -787,6 +802,7 @@ const char *SubText(const char *text, int position, int length); //------------------------------------------------------------------------------------ // Basic 3d Shapes Drawing Functions (Module: models) //------------------------------------------------------------------------------------ +void Draw3DLine(Vector3 startPos, Vector3 endPos, Color color); // Draw a line in 3D world space void DrawCube(Vector3 position, float width, float height, float lenght, Color color); // Draw cube void DrawCubeV(Vector3 position, Vector3 size, Color color); // Draw cube (Vector version) void DrawCubeWires(Vector3 position, float width, float height, float lenght, Color color); // Draw cube wires @@ -806,7 +822,7 @@ void DrawGizmo(Vector3 position); // Model 3d Loading and Drawing Functions (Module: models) //------------------------------------------------------------------------------------ Model LoadModel(const char *fileName); // Load a 3d model (.OBJ) -Model LoadModelEx(Mesh data); // Load a 3d model (from mesh data) +Model LoadModelEx(Mesh data, bool dynamic); // Load a 3d model (from mesh data) Model LoadModelFromRES(const char *rresName, int resId); // Load a 3d model from rRES file (raylib Resource) Model LoadHeightmap(Image heightmap, Vector3 size); // Load a heightmap image as a 3d model Model LoadCubicmap(Image cubicmap); // Load a map image as a 3d model (cubes based) @@ -815,6 +831,7 @@ void SetModelTexture(Model *model, Texture2D texture); // Link a textur Material LoadMaterial(const char *fileName); // Load material data (from file) Material LoadDefaultMaterial(void); // Load default material (uses default models shader) +Material LoadStandardMaterial(void); // Load standard material (uses material attributes and lighting shader) void UnloadMaterial(Material material); // Unload material textures from VRAM void DrawModel(Model model, Vector3 position, float scale, Color tint); // Draw a model (with texture if set) @@ -844,6 +861,7 @@ void UnloadShader(Shader shader); // Unload a void SetDefaultShader(void); // Set default shader to be used in batch draw void SetCustomShader(Shader shader); // Set custom shader to be used in batch draw Shader GetDefaultShader(void); // Get default shader +Shader GetStandardShader(void); // Get default shader Texture2D GetDefaultTexture(void); // Get default texture int GetShaderLocation(Shader shader, const char *uniformName); // Get shader uniform location @@ -853,6 +871,10 @@ void SetShaderValueMatrix(Shader shader, int uniformLoc, Matrix mat); // S void SetBlendMode(int mode); // Set blending mode (alpha, additive, multiplied) +Light CreateLight(int type, Vector3 position, Color diffuse); // Create a new light, initialize it and add to pool +void DrawLights(void); // Draw all created lights in 3D world +void DestroyLight(Light light); // Destroy a light and take it out of the list + //---------------------------------------------------------------------------------- // Physics System Functions (Module: physac) //---------------------------------------------------------------------------------- @@ -860,14 +882,14 @@ void InitPhysics(Vector2 gravity); void UpdatePhysics(); // Update physic objects, calculating physic behaviours and collisions detection void ClosePhysics(); // Unitialize all physic objects and empty the objects pool -PhysicObject *CreatePhysicObject(Vector2 position, float rotation, Vector2 scale); // Create a new physic object dinamically, initialize it and add to pool -void DestroyPhysicObject(PhysicObject *pObj); // Destroy a specific physic object and take it out of the list +PhysicObject CreatePhysicObject(Vector2 position, float rotation, Vector2 scale); // Create a new physic object dinamically, initialize it and add to pool +void DestroyPhysicObject(PhysicObject pObj); // Destroy a specific physic object and take it out of the list -void ApplyForce(PhysicObject *pObj, Vector2 force); // Apply directional force to a physic object +void ApplyForce(PhysicObject pObj, Vector2 force); // Apply directional force to a physic object void ApplyForceAtPosition(Vector2 position, float force, float radius); // Apply radial force to all physic objects in range Rectangle TransformToRectangle(Transform transform); // Convert Transform data type to Rectangle (position and scale) -void DrawPhysicObjectInfo(PhysicObject *pObj, Vector2 position, int fontSize); // Draw physic object information at screen position +void DrawPhysicObjectInfo(PhysicObject pObj, Vector2 position, int fontSize); // Draw physic object information at screen position //------------------------------------------------------------------------------------ // Audio Loading and Playing Functions (Module: audio) @@ -876,13 +898,6 @@ void InitAudioDevice(void); // Initialize au void CloseAudioDevice(void); // Close the audio device and context (and music stream) bool IsAudioDeviceReady(void); // True if call to InitAudioDevice() was successful and CloseAudioDevice() has not been called yet -// Audio contexts are for outputing custom audio waveforms, This will shut down any other sound sources currently playing -// The mixChannel is what mix channel you want to operate on, 0-3 are the ones available. Each mix channel can only be used one at a time. -// exmple usage is InitAudioContext(48000, 0, 2, true); // mixchannel 1, 48khz, stereo, floating point -AudioContext InitAudioContext(unsigned short sampleRate, unsigned char mixChannel, unsigned char channels, bool floatingPoint); -void CloseAudioContext(AudioContext ctx); // Frees audio context -unsigned short UpdateAudioContext(AudioContext ctx, void *data, unsigned short numberElements); // Pushes more audio data into context mix channel, if NULL is passed to data then zeros are played - Sound LoadSound(char *fileName); // Load sound to memory Sound LoadSoundFromWave(Wave wave); // Load sound to memory from wave data Sound LoadSoundFromRES(const char *rresName, int resId); // Load sound to memory from rRES file (raylib Resource) @@ -894,15 +909,24 @@ bool IsSoundPlaying(Sound sound); // Check if a so void SetSoundVolume(Sound sound, float volume); // Set volume for a sound (1.0 is max level) void SetSoundPitch(Sound sound, float pitch); // Set pitch for a sound (1.0 is base level) -void PlayMusicStream(char *fileName); // Start music playing (open stream) -void UpdateMusicStream(void); // Updates buffers for music streaming -void StopMusicStream(void); // Stop music playing (close stream) -void PauseMusicStream(void); // Pause music playing -void ResumeMusicStream(void); // Resume playing paused music -bool IsMusicPlaying(void); // Check if music is playing -void SetMusicVolume(float volume); // Set volume for music (1.0 is max level) -float GetMusicTimeLength(void); // Get current music time length (in seconds) -float GetMusicTimePlayed(void); // Get current music time played (in seconds) +int PlayMusicStream(int musicIndex, char *fileName); // Start music playing (open stream) +void UpdateMusicStream(int index); // Updates buffers for music streaming +void StopMusicStream(int index); // Stop music playing (close stream) +void PauseMusicStream(int index); // Pause music playing +void ResumeMusicStream(int index); // Resume playing paused music +bool IsMusicPlaying(int index); // Check if music is playing +void SetMusicVolume(int index, float volume); // Set volume for music (1.0 is max level) +float GetMusicTimeLength(int index); // Get current music time length (in seconds) +float GetMusicTimePlayed(int index); // Get current music time played (in seconds) +int getMusicStreamCount(void); +void SetMusicPitch(int index, float pitch); + +// used to output raw audio streams, returns negative numbers on error +// if floating point is false the data size is 16bit short, otherwise it is float 32bit +RawAudioContext InitRawAudioContext(int sampleRate, int channels, bool floatingPoint); + +void CloseRawAudioContext(RawAudioContext ctx); +int BufferRawAudioContext(RawAudioContext ctx, void *data, int numberElements); // returns number of elements buffered #ifdef __cplusplus } diff --git a/src/rlgl.c b/src/rlgl.c index 0c0da221..85c0cae2 100644 --- a/src/rlgl.c +++ b/src/rlgl.c @@ -71,6 +71,8 @@ #define MAX_DRAWS_BY_TEXTURE 256 // Draws are organized by texture changes #define TEMP_VERTEX_BUFFER_SIZE 4096 // Temporal Vertex Buffer (required for vertex-transformations) // NOTE: Every vertex are 3 floats (12 bytes) + +#define MAX_LIGHTS 8 // Max lights supported by standard shader #ifndef GL_SHADING_LANGUAGE_VERSION #define GL_SHADING_LANGUAGE_VERSION 0x8B8C @@ -189,6 +191,7 @@ static bool useTempBuffer = false; // Shader Programs static Shader defaultShader; +static Shader standardShader; static Shader currentShader; // By default, defaultShader // Flags for supported extensions @@ -199,6 +202,10 @@ static bool texCompETC1Supported = false; // ETC1 texture compression support static bool texCompETC2Supported = false; // ETC2/EAC texture compression support static bool texCompPVRTSupported = false; // PVR texture compression support static bool texCompASTCSupported = false; // ASTC texture compression support + +// Lighting data +static Light lights[MAX_LIGHTS]; // Lights pool +static int lightsCount; // Counts current enabled physic objects #endif // Compressed textures support flags @@ -227,14 +234,18 @@ static void LoadCompressedTexture(unsigned char *data, int width, int height, in static unsigned int LoadShaderProgram(char *vShaderStr, char *fShaderStr); // Load custom shader strings and return program id static Shader LoadDefaultShader(void); // Load default shader (just vertex positioning and texture coloring) +static Shader LoadStandardShader(void); // Load standard shader (support materials and lighting) static void LoadDefaultShaderLocations(Shader *shader); // Bind default shader locations (attributes and uniforms) static void UnloadDefaultShader(void); // Unload default shader +static void UnloadStandardShader(void); // Unload standard shader static void LoadDefaultBuffers(void); // Load default internal buffers (lines, triangles, quads) static void UpdateDefaultBuffers(void); // Update default internal buffers (VAOs/VBOs) with vertex data static void DrawDefaultBuffers(void); // Draw default internal buffers vertex data static void UnloadDefaultBuffers(void); // Unload default internal buffers vertex data from CPU and GPU +static void SetShaderLights(Shader shader); // Sets shader uniform values for lights array + static char *ReadTextFile(const char *fileName); #endif @@ -740,6 +751,24 @@ void rlDisableDepthTest(void) glDisable(GL_DEPTH_TEST); } +// Enable wire mode +void rlEnableWireMode(void) +{ +#if defined (GRAPHICS_API_OPENGL_11) || defined(GRAPHICS_API_OPENGL_33) + // NOTE: glPolygonMode() not available on OpenGL ES + glPolygonMode(GL_FRONT_AND_BACK, GL_LINE); +#endif +} + +// Disable wire mode +void rlDisableWireMode(void) +{ +#if defined (GRAPHICS_API_OPENGL_11) || defined(GRAPHICS_API_OPENGL_33) + // NOTE: glPolygonMode() not available on OpenGL ES + glPolygonMode(GL_FRONT_AND_BACK, GL_FILL); +#endif +} + // Unload texture from GPU memory void rlDeleteTextures(unsigned int id) { @@ -991,6 +1020,7 @@ void rlglInit(void) // Init default Shader (customized for GL 3.3 and ES2) defaultShader = LoadDefaultShader(); + standardShader = LoadStandardShader(); currentShader = defaultShader; LoadDefaultBuffers(); // Initialize default vertex arrays buffers (lines, triangles, quads) @@ -1019,6 +1049,7 @@ void rlglClose(void) { #if defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2) UnloadDefaultShader(); + UnloadStandardShader(); UnloadDefaultBuffers(); // Delete default white texture @@ -1033,178 +1064,18 @@ void rlglClose(void) void rlglDraw(void) { #if defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2) +/* + for (int i = 0; i < modelsCount; i++) + { + rlglDrawMesh(models[i]->mesh, models[i]->material, models[i]->transform); + } +*/ + // NOTE: Default buffers always drawn at the end UpdateDefaultBuffers(); DrawDefaultBuffers(); #endif } -// Draw a 3d mesh with material and transform -void rlglDrawEx(Mesh mesh, Material material, Matrix transform, bool wires) -{ -#if defined (GRAPHICS_API_OPENGL_11) || defined(GRAPHICS_API_OPENGL_33) - // NOTE: glPolygonMode() not available on OpenGL ES - if (wires) glPolygonMode(GL_FRONT_AND_BACK, GL_LINE); -#endif - -#if defined(GRAPHICS_API_OPENGL_11) - glEnable(GL_TEXTURE_2D); - glBindTexture(GL_TEXTURE_2D, material.texDiffuse.id); - - // NOTE: On OpenGL 1.1 we use Vertex Arrays to draw model - glEnableClientState(GL_VERTEX_ARRAY); // Enable vertex array - glEnableClientState(GL_TEXTURE_COORD_ARRAY); // Enable texture coords array - if (mesh.normals != NULL) glEnableClientState(GL_NORMAL_ARRAY); // Enable normals array - if (mesh.colors != NULL) glEnableClientState(GL_COLOR_ARRAY); // Enable colors array - - glVertexPointer(3, GL_FLOAT, 0, mesh.vertices); // Pointer to vertex coords array - glTexCoordPointer(2, GL_FLOAT, 0, mesh.texcoords); // Pointer to texture coords array - if (mesh.normals != NULL) glNormalPointer(GL_FLOAT, 0, mesh.normals); // Pointer to normals array - if (mesh.colors != NULL) glColorPointer(4, GL_UNSIGNED_BYTE, 0, mesh.colors); // Pointer to colors array - - rlPushMatrix(); - rlMultMatrixf(MatrixToFloat(transform)); - rlColor4ub(material.colDiffuse.r, material.colDiffuse.g, material.colDiffuse.b, material.colDiffuse.a); - - if (mesh.indices != NULL) glDrawElements(GL_TRIANGLES, mesh.triangleCount*3, GL_UNSIGNED_SHORT, mesh.indices); - else glDrawArrays(GL_TRIANGLES, 0, mesh.vertexCount); - rlPopMatrix(); - - glDisableClientState(GL_VERTEX_ARRAY); // Disable vertex array - glDisableClientState(GL_TEXTURE_COORD_ARRAY); // Disable texture coords array - if (mesh.normals != NULL) glDisableClientState(GL_NORMAL_ARRAY); // Disable normals array - if (mesh.colors != NULL) glDisableClientState(GL_NORMAL_ARRAY); // Disable colors array - - glDisable(GL_TEXTURE_2D); - glBindTexture(GL_TEXTURE_2D, 0); -#endif - -#if defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2) - glUseProgram(material.shader.id); - - // At this point the modelview matrix just contains the view matrix (camera) - // That's because Begin3dMode() sets it an no model-drawing function modifies it, all use rlPushMatrix() and rlPopMatrix() - Matrix matView = modelview; // View matrix (camera) - Matrix matProjection = projection; // Projection matrix (perspective) - - // Calculate model-view matrix combining matModel and matView - Matrix matModelView = MatrixMultiply(transform, matView); // Transform to camera-space coordinates - - // Calculate model-view-projection matrix (MVP) - Matrix matMVP = MatrixMultiply(matModelView, matProjection); // Transform to screen-space coordinates - - // Send combined model-view-projection matrix to shader - glUniformMatrix4fv(material.shader.mvpLoc, 1, false, MatrixToFloat(matMVP)); - - // Apply color tinting (material.colDiffuse) - // NOTE: Just update one uniform on fragment shader - float vColor[4] = { (float)material.colDiffuse.r/255, (float)material.colDiffuse.g/255, (float)material.colDiffuse.b/255, (float)material.colDiffuse.a/255 }; - glUniform4fv(material.shader.tintColorLoc, 1, vColor); - - // Set shader textures (diffuse, normal, specular) - glActiveTexture(GL_TEXTURE0); - glBindTexture(GL_TEXTURE_2D, material.texDiffuse.id); - glUniform1i(material.shader.mapDiffuseLoc, 0); // Texture fits in active texture unit 0 - - if ((material.texNormal.id != 0) && (material.shader.mapNormalLoc != -1)) - { - glActiveTexture(GL_TEXTURE1); - glBindTexture(GL_TEXTURE_2D, material.texNormal.id); - glUniform1i(material.shader.mapNormalLoc, 1); // Texture fits in active texture unit 1 - } - - if ((material.texSpecular.id != 0) && (material.shader.mapSpecularLoc != -1)) - { - glActiveTexture(GL_TEXTURE2); - glBindTexture(GL_TEXTURE_2D, material.texSpecular.id); - glUniform1i(material.shader.mapSpecularLoc, 2); // Texture fits in active texture unit 2 - } - - if (vaoSupported) - { - glBindVertexArray(mesh.vaoId); - } - else - { - // Bind mesh VBO data: vertex position (shader-location = 0) - glBindBuffer(GL_ARRAY_BUFFER, mesh.vboId[0]); - glVertexAttribPointer(material.shader.vertexLoc, 3, GL_FLOAT, 0, 0, 0); - glEnableVertexAttribArray(material.shader.vertexLoc); - - // Bind mesh VBO data: vertex texcoords (shader-location = 1) - glBindBuffer(GL_ARRAY_BUFFER, mesh.vboId[1]); - glVertexAttribPointer(material.shader.texcoordLoc, 2, GL_FLOAT, 0, 0, 0); - glEnableVertexAttribArray(material.shader.texcoordLoc); - - // Bind mesh VBO data: vertex normals (shader-location = 2, if available) - if (material.shader.normalLoc != -1) - { - glBindBuffer(GL_ARRAY_BUFFER, mesh.vboId[2]); - glVertexAttribPointer(material.shader.normalLoc, 3, GL_FLOAT, 0, 0, 0); - glEnableVertexAttribArray(material.shader.normalLoc); - } - - // Bind mesh VBO data: vertex colors (shader-location = 3, if available) , tangents, texcoords2 (if available) - if (material.shader.colorLoc != -1) - { - glBindBuffer(GL_ARRAY_BUFFER, mesh.vboId[3]); - glVertexAttribPointer(material.shader.colorLoc, 4, GL_UNSIGNED_BYTE, GL_TRUE, 0, 0); - glEnableVertexAttribArray(material.shader.colorLoc); - } - - // Bind mesh VBO data: vertex tangents (shader-location = 4, if available) - if (material.shader.tangentLoc != -1) - { - glBindBuffer(GL_ARRAY_BUFFER, mesh.vboId[4]); - glVertexAttribPointer(material.shader.tangentLoc, 3, GL_FLOAT, 0, 0, 0); - glEnableVertexAttribArray(material.shader.tangentLoc); - } - - // Bind mesh VBO data: vertex texcoords2 (shader-location = 5, if available) - if (material.shader.texcoord2Loc != -1) - { - glBindBuffer(GL_ARRAY_BUFFER, mesh.vboId[5]); - glVertexAttribPointer(material.shader.texcoord2Loc, 2, GL_FLOAT, 0, 0, 0); - glEnableVertexAttribArray(material.shader.texcoord2Loc); - } - - if (mesh.indices != NULL) glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, quads.vboId[3]); - } - - // Draw call! - if (mesh.indices != NULL) glDrawElements(GL_TRIANGLES, mesh.triangleCount*3, GL_UNSIGNED_SHORT, 0); // Indexed vertices draw - else glDrawArrays(GL_TRIANGLES, 0, mesh.vertexCount); - - if (material.texNormal.id != 0) - { - glActiveTexture(GL_TEXTURE1); - glBindTexture(GL_TEXTURE_2D, 0); - } - - if (material.texSpecular.id != 0) - { - glActiveTexture(GL_TEXTURE2); - glBindTexture(GL_TEXTURE_2D, 0); - } - - glActiveTexture(GL_TEXTURE0); // Set shader active texture to default 0 - glBindTexture(GL_TEXTURE_2D, 0); // Unbind textures - - if (vaoSupported) glBindVertexArray(0); // Unbind VAO - else - { - glBindBuffer(GL_ARRAY_BUFFER, 0); // Unbind VBOs - if (mesh.indices != NULL) glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0); - } - - glUseProgram(0); // Unbind shader program -#endif - -#if defined (GRAPHICS_API_OPENGL_11) || defined(GRAPHICS_API_OPENGL_33) - // NOTE: glPolygonMode() not available on OpenGL ES - if (wires) glPolygonMode(GL_FRONT_AND_BACK, GL_FILL); -#endif -} - // Initialize Graphics Device (OpenGL stuff) // NOTE: Stores global variables screenWidth and screenHeight void rlglInitGraphics(int offsetX, int offsetY, int width, int height) @@ -1526,7 +1397,7 @@ RenderTexture2D rlglLoadRenderTexture(int width, int height) { TraceLog(WARNING, "Framebuffer object could not be created..."); - switch(status) + switch (status) { case GL_FRAMEBUFFER_UNSUPPORTED: TraceLog(WARNING, "Framebuffer is unsupported"); break; case GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT: TraceLog(WARNING, "Framebuffer incomplete attachment"); break; @@ -1642,7 +1513,7 @@ void rlglGenerateMipmaps(Texture2D texture) } // Upload vertex data into a VAO (if supported) and VBO -void rlglLoadMesh(Mesh *mesh) +void rlglLoadMesh(Mesh *mesh, bool dynamic) { mesh->vaoId = 0; // Vertex Array Object mesh->vboId[0] = 0; // Vertex positions VBO @@ -1652,6 +1523,9 @@ void rlglLoadMesh(Mesh *mesh) mesh->vboId[4] = 0; // Vertex tangents VBO mesh->vboId[5] = 0; // Vertex texcoords2 VBO mesh->vboId[6] = 0; // Vertex indices VBO + + int drawHint = GL_STATIC_DRAW; + if (dynamic) drawHint = GL_DYNAMIC_DRAW; #if defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2) GLuint vaoId = 0; // Vertex Array Objects (VAO) @@ -1669,14 +1543,14 @@ void rlglLoadMesh(Mesh *mesh) // Enable vertex attributes: position (shader-location = 0) glGenBuffers(1, &vboId[0]); glBindBuffer(GL_ARRAY_BUFFER, vboId[0]); - glBufferData(GL_ARRAY_BUFFER, sizeof(float)*3*mesh->vertexCount, mesh->vertices, GL_STATIC_DRAW); + glBufferData(GL_ARRAY_BUFFER, sizeof(float)*3*mesh->vertexCount, mesh->vertices, drawHint); glVertexAttribPointer(0, 3, GL_FLOAT, 0, 0, 0); glEnableVertexAttribArray(0); // Enable vertex attributes: texcoords (shader-location = 1) glGenBuffers(1, &vboId[1]); glBindBuffer(GL_ARRAY_BUFFER, vboId[1]); - glBufferData(GL_ARRAY_BUFFER, sizeof(float)*2*mesh->vertexCount, mesh->texcoords, GL_STATIC_DRAW); + glBufferData(GL_ARRAY_BUFFER, sizeof(float)*2*mesh->vertexCount, mesh->texcoords, drawHint); glVertexAttribPointer(1, 2, GL_FLOAT, 0, 0, 0); glEnableVertexAttribArray(1); @@ -1685,7 +1559,7 @@ void rlglLoadMesh(Mesh *mesh) { glGenBuffers(1, &vboId[2]); glBindBuffer(GL_ARRAY_BUFFER, vboId[2]); - glBufferData(GL_ARRAY_BUFFER, sizeof(float)*3*mesh->vertexCount, mesh->normals, GL_STATIC_DRAW); + glBufferData(GL_ARRAY_BUFFER, sizeof(float)*3*mesh->vertexCount, mesh->normals, drawHint); glVertexAttribPointer(2, 3, GL_FLOAT, 0, 0, 0); glEnableVertexAttribArray(2); } @@ -1701,7 +1575,7 @@ void rlglLoadMesh(Mesh *mesh) { glGenBuffers(1, &vboId[3]); glBindBuffer(GL_ARRAY_BUFFER, vboId[3]); - glBufferData(GL_ARRAY_BUFFER, sizeof(unsigned char)*4*mesh->vertexCount, mesh->colors, GL_STATIC_DRAW); + glBufferData(GL_ARRAY_BUFFER, sizeof(unsigned char)*4*mesh->vertexCount, mesh->colors, drawHint); glVertexAttribPointer(3, 4, GL_UNSIGNED_BYTE, GL_TRUE, 0, 0); glEnableVertexAttribArray(3); } @@ -1717,7 +1591,7 @@ void rlglLoadMesh(Mesh *mesh) { glGenBuffers(1, &vboId[4]); glBindBuffer(GL_ARRAY_BUFFER, vboId[4]); - glBufferData(GL_ARRAY_BUFFER, sizeof(float)*3*mesh->vertexCount, mesh->tangents, GL_STATIC_DRAW); + glBufferData(GL_ARRAY_BUFFER, sizeof(float)*3*mesh->vertexCount, mesh->tangents, drawHint); glVertexAttribPointer(4, 3, GL_FLOAT, 0, 0, 0); glEnableVertexAttribArray(4); } @@ -1733,7 +1607,7 @@ void rlglLoadMesh(Mesh *mesh) { glGenBuffers(1, &vboId[5]); glBindBuffer(GL_ARRAY_BUFFER, vboId[5]); - glBufferData(GL_ARRAY_BUFFER, sizeof(float)*2*mesh->vertexCount, mesh->texcoords2, GL_STATIC_DRAW); + glBufferData(GL_ARRAY_BUFFER, sizeof(float)*2*mesh->vertexCount, mesh->texcoords2, drawHint); glVertexAttribPointer(5, 2, GL_FLOAT, 0, 0, 0); glEnableVertexAttribArray(5); } @@ -1776,6 +1650,270 @@ void rlglLoadMesh(Mesh *mesh) #endif } +// Update vertex data on GPU (upload new data to one buffer) +void rlglUpdateMesh(Mesh mesh, int buffer, int numVertex) +{ + // Activate mesh VAO + if (vaoSupported) glBindVertexArray(mesh.vaoId); + + switch (buffer) + { + case 0: // Update vertices (vertex position) + { + glBindBuffer(GL_ARRAY_BUFFER, mesh.vboId[0]); + if (numVertex >= mesh.vertexCount) glBufferData(GL_ARRAY_BUFFER, sizeof(float)*3*numVertex, mesh.vertices, GL_DYNAMIC_DRAW); + else glBufferSubData(GL_ARRAY_BUFFER, 0, sizeof(float)*3*numVertex, mesh.vertices); + + } break; + case 1: // Update texcoords (vertex texture coordinates) + { + glBindBuffer(GL_ARRAY_BUFFER, mesh.vboId[1]); + if (numVertex >= mesh.vertexCount) glBufferData(GL_ARRAY_BUFFER, sizeof(float)*2*numVertex, mesh.texcoords, GL_DYNAMIC_DRAW); + else glBufferSubData(GL_ARRAY_BUFFER, 0, sizeof(float)*2*numVertex, mesh.texcoords); + + } break; + case 2: // Update normals (vertex normals) + { + glBindBuffer(GL_ARRAY_BUFFER, mesh.vboId[0]); + if (numVertex >= mesh.vertexCount) glBufferData(GL_ARRAY_BUFFER, sizeof(float)*3*numVertex, mesh.normals, GL_DYNAMIC_DRAW); + else glBufferSubData(GL_ARRAY_BUFFER, 0, sizeof(float)*3*numVertex, mesh.normals); + + } break; + case 3: // Update colors (vertex colors) + { + glBindBuffer(GL_ARRAY_BUFFER, mesh.vboId[2]); + if (numVertex >= mesh.vertexCount) glBufferData(GL_ARRAY_BUFFER, sizeof(float)*4*numVertex, mesh.colors, GL_DYNAMIC_DRAW); + else glBufferSubData(GL_ARRAY_BUFFER, 0, sizeof(unsigned char)*4*numVertex, mesh.colors); + + } break; + case 4: // Update tangents (vertex tangents) + { + glBindBuffer(GL_ARRAY_BUFFER, mesh.vboId[0]); + if (numVertex >= mesh.vertexCount) glBufferData(GL_ARRAY_BUFFER, sizeof(float)*3*numVertex, mesh.tangents, GL_DYNAMIC_DRAW); + else glBufferSubData(GL_ARRAY_BUFFER, 0, sizeof(float)*3*numVertex, mesh.tangents); + } break; + case 5: // Update texcoords2 (vertex second texture coordinates) + { + glBindBuffer(GL_ARRAY_BUFFER, mesh.vboId[1]); + if (numVertex >= mesh.vertexCount) glBufferData(GL_ARRAY_BUFFER, sizeof(float)*2*numVertex, mesh.texcoords2, GL_DYNAMIC_DRAW); + else glBufferSubData(GL_ARRAY_BUFFER, 0, sizeof(float)*2*numVertex, mesh.texcoords2); + } break; + default: break; + } + + // Unbind the current VAO + if (vaoSupported) glBindVertexArray(0); + + // Another option would be using buffer mapping... + //mesh.vertices = glMapBuffer(GL_ARRAY_BUFFER, GL_READ_WRITE); + // Now we can modify vertices + //glUnmapBuffer(GL_ARRAY_BUFFER); +} + +// Draw a 3d mesh with material and transform +void rlglDrawMesh(Mesh mesh, Material material, Matrix transform) +{ +#if defined(GRAPHICS_API_OPENGL_11) + glEnable(GL_TEXTURE_2D); + glBindTexture(GL_TEXTURE_2D, material.texDiffuse.id); + + // NOTE: On OpenGL 1.1 we use Vertex Arrays to draw model + glEnableClientState(GL_VERTEX_ARRAY); // Enable vertex array + glEnableClientState(GL_TEXTURE_COORD_ARRAY); // Enable texture coords array + if (mesh.normals != NULL) glEnableClientState(GL_NORMAL_ARRAY); // Enable normals array + if (mesh.colors != NULL) glEnableClientState(GL_COLOR_ARRAY); // Enable colors array + + glVertexPointer(3, GL_FLOAT, 0, mesh.vertices); // Pointer to vertex coords array + glTexCoordPointer(2, GL_FLOAT, 0, mesh.texcoords); // Pointer to texture coords array + if (mesh.normals != NULL) glNormalPointer(GL_FLOAT, 0, mesh.normals); // Pointer to normals array + if (mesh.colors != NULL) glColorPointer(4, GL_UNSIGNED_BYTE, 0, mesh.colors); // Pointer to colors array + + rlPushMatrix(); + rlMultMatrixf(MatrixToFloat(transform)); + rlColor4ub(material.colDiffuse.r, material.colDiffuse.g, material.colDiffuse.b, material.colDiffuse.a); + + if (mesh.indices != NULL) glDrawElements(GL_TRIANGLES, mesh.triangleCount*3, GL_UNSIGNED_SHORT, mesh.indices); + else glDrawArrays(GL_TRIANGLES, 0, mesh.vertexCount); + rlPopMatrix(); + + glDisableClientState(GL_VERTEX_ARRAY); // Disable vertex array + glDisableClientState(GL_TEXTURE_COORD_ARRAY); // Disable texture coords array + if (mesh.normals != NULL) glDisableClientState(GL_NORMAL_ARRAY); // Disable normals array + if (mesh.colors != NULL) glDisableClientState(GL_NORMAL_ARRAY); // Disable colors array + + glDisable(GL_TEXTURE_2D); + glBindTexture(GL_TEXTURE_2D, 0); +#endif + +#if defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2) + glUseProgram(material.shader.id); + + // At this point the modelview matrix just contains the view matrix (camera) + // That's because Begin3dMode() sets it an no model-drawing function modifies it, all use rlPushMatrix() and rlPopMatrix() + Matrix matView = modelview; // View matrix (camera) + Matrix matProjection = projection; // Projection matrix (perspective) + + // Calculate model-view matrix combining matModel and matView + Matrix matModelView = MatrixMultiply(transform, matView); // Transform to camera-space coordinates + + // Calculate model-view-projection matrix (MVP) + Matrix matMVP = MatrixMultiply(matModelView, matProjection); // Transform to screen-space coordinates + + // Send combined model-view-projection matrix to shader + glUniformMatrix4fv(material.shader.mvpLoc, 1, false, MatrixToFloat(matMVP)); + + // Upload to shader material.colDiffuse + float vColorDiffuse[4] = { (float)material.colDiffuse.r/255, (float)material.colDiffuse.g/255, (float)material.colDiffuse.b/255, (float)material.colDiffuse.a/255 }; + glUniform4fv(material.shader.tintColorLoc, 1, vColorDiffuse); + + // Check if using standard shader to get location points + // NOTE: standard shader specific locations are got at render time to keep Shader struct as simple as possible (with just default shader locations) + if (material.shader.id == standardShader.id) + { + // Send model transformations matrix to shader + glUniformMatrix4fv(glGetUniformLocation(material.shader.id, "modelMatrix"), 1, false, MatrixToFloat(transform)); + + // Send view transformation matrix to shader. View matrix 8, 9 and 10 are view direction vector axis values (target - position) + glUniform3f(glGetUniformLocation(material.shader.id, "viewDir"), matView.m8, matView.m9, matView.m10); + + // Setup shader uniforms for lights + SetShaderLights(material.shader); + + // Upload to shader material.colAmbient + glUniform4f(glGetUniformLocation(material.shader.id, "colAmbient"), (float)material.colAmbient.r/255, (float)material.colAmbient.g/255, (float)material.colAmbient.b/255, (float)material.colAmbient.a/255); + + // Upload to shader material.colSpecular + glUniform4f(glGetUniformLocation(material.shader.id, "colSpecular"), (float)material.colSpecular.r/255, (float)material.colSpecular.g/255, (float)material.colSpecular.b/255, (float)material.colSpecular.a/255); + + // Upload to shader glossiness + glUniform1f(glGetUniformLocation(material.shader.id, "glossiness"), material.glossiness); + } + + // Set shader textures (diffuse, normal, specular) + glActiveTexture(GL_TEXTURE0); + glBindTexture(GL_TEXTURE_2D, material.texDiffuse.id); + glUniform1i(material.shader.mapDiffuseLoc, 0); // Texture fits in active texture unit 0 + + if ((material.texNormal.id != 0) && (material.shader.mapNormalLoc != -1)) + { + glActiveTexture(GL_TEXTURE1); + glBindTexture(GL_TEXTURE_2D, material.texNormal.id); + glUniform1i(material.shader.mapNormalLoc, 1); // Texture fits in active texture unit 1 + + // TODO: Upload to shader normalDepth + //glUniform1f(???, material.normalDepth); + } + + if ((material.texSpecular.id != 0) && (material.shader.mapSpecularLoc != -1)) + { + glActiveTexture(GL_TEXTURE2); + glBindTexture(GL_TEXTURE_2D, material.texSpecular.id); + glUniform1i(material.shader.mapSpecularLoc, 2); // Texture fits in active texture unit 2 + } + + if (vaoSupported) + { + glBindVertexArray(mesh.vaoId); + } + else + { + // Bind mesh VBO data: vertex position (shader-location = 0) + glBindBuffer(GL_ARRAY_BUFFER, mesh.vboId[0]); + glVertexAttribPointer(material.shader.vertexLoc, 3, GL_FLOAT, 0, 0, 0); + glEnableVertexAttribArray(material.shader.vertexLoc); + + // Bind mesh VBO data: vertex texcoords (shader-location = 1) + glBindBuffer(GL_ARRAY_BUFFER, mesh.vboId[1]); + glVertexAttribPointer(material.shader.texcoordLoc, 2, GL_FLOAT, 0, 0, 0); + glEnableVertexAttribArray(material.shader.texcoordLoc); + + // Bind mesh VBO data: vertex normals (shader-location = 2, if available) + if (material.shader.normalLoc != -1) + { + glBindBuffer(GL_ARRAY_BUFFER, mesh.vboId[2]); + glVertexAttribPointer(material.shader.normalLoc, 3, GL_FLOAT, 0, 0, 0); + glEnableVertexAttribArray(material.shader.normalLoc); + } + + // Bind mesh VBO data: vertex colors (shader-location = 3, if available) , tangents, texcoords2 (if available) + if (material.shader.colorLoc != -1) + { + glBindBuffer(GL_ARRAY_BUFFER, mesh.vboId[3]); + glVertexAttribPointer(material.shader.colorLoc, 4, GL_UNSIGNED_BYTE, GL_TRUE, 0, 0); + glEnableVertexAttribArray(material.shader.colorLoc); + } + + // Bind mesh VBO data: vertex tangents (shader-location = 4, if available) + if (material.shader.tangentLoc != -1) + { + glBindBuffer(GL_ARRAY_BUFFER, mesh.vboId[4]); + glVertexAttribPointer(material.shader.tangentLoc, 3, GL_FLOAT, 0, 0, 0); + glEnableVertexAttribArray(material.shader.tangentLoc); + } + + // Bind mesh VBO data: vertex texcoords2 (shader-location = 5, if available) + if (material.shader.texcoord2Loc != -1) + { + glBindBuffer(GL_ARRAY_BUFFER, mesh.vboId[5]); + glVertexAttribPointer(material.shader.texcoord2Loc, 2, GL_FLOAT, 0, 0, 0); + glEnableVertexAttribArray(material.shader.texcoord2Loc); + } + + if (mesh.indices != NULL) glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, quads.vboId[3]); + } + + // Draw call! + if (mesh.indices != NULL) glDrawElements(GL_TRIANGLES, mesh.triangleCount*3, GL_UNSIGNED_SHORT, 0); // Indexed vertices draw + else glDrawArrays(GL_TRIANGLES, 0, mesh.vertexCount); + + if (material.texNormal.id != 0) + { + glActiveTexture(GL_TEXTURE1); + glBindTexture(GL_TEXTURE_2D, 0); + } + + if (material.texSpecular.id != 0) + { + glActiveTexture(GL_TEXTURE2); + glBindTexture(GL_TEXTURE_2D, 0); + } + + glActiveTexture(GL_TEXTURE0); // Set shader active texture to default 0 + glBindTexture(GL_TEXTURE_2D, 0); // Unbind textures + + if (vaoSupported) glBindVertexArray(0); // Unbind VAO + else + { + glBindBuffer(GL_ARRAY_BUFFER, 0); // Unbind VBOs + if (mesh.indices != NULL) glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0); + } + + glUseProgram(0); // Unbind shader program +#endif +} + +// Unload mesh data from CPU and GPU +void rlglUnloadMesh(Mesh *mesh) +{ + if (mesh->vertices != NULL) free(mesh->vertices); + if (mesh->texcoords != NULL) free(mesh->texcoords); + if (mesh->normals != NULL) free(mesh->normals); + if (mesh->colors != NULL) free(mesh->colors); + if (mesh->tangents != NULL) free(mesh->tangents); + if (mesh->texcoords2 != NULL) free(mesh->texcoords2); + if (mesh->indices != NULL) free(mesh->indices); + + rlDeleteBuffers(mesh->vboId[0]); // vertex + rlDeleteBuffers(mesh->vboId[1]); // texcoords + rlDeleteBuffers(mesh->vboId[2]); // normals + rlDeleteBuffers(mesh->vboId[3]); // colors + rlDeleteBuffers(mesh->vboId[4]); // tangents + rlDeleteBuffers(mesh->vboId[5]); // texcoords2 + rlDeleteBuffers(mesh->vboId[6]); // indices + + rlDeleteVertexArrays(mesh->vaoId); +} + // Read screen pixel data (color buffer) unsigned char *rlglReadScreenPixels(int width, int height) { @@ -2022,6 +2160,17 @@ Shader GetDefaultShader(void) #endif } +// Get default shader +Shader GetStandardShader(void) +{ +#if defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2) + return standardShader; +#else + Shader shader = { 0 }; + return shader; +#endif +} + // Get shader uniform location int GetShaderLocation(Shader shader, const char *uniformName) { @@ -2098,6 +2247,78 @@ void SetBlendMode(int mode) } } +// Create a new light, initialize it and add to pool +Light CreateLight(int type, Vector3 position, Color diffuse) +{ + // Allocate dynamic memory + Light light = (Light)malloc(sizeof(LightData)); + + // Initialize light values with generic values + light->id = lightsCount; + light->type = type; + light->enabled = true; + + light->position = position; + light->target = (Vector3){ 0.0f, 0.0f, 0.0f }; + light->intensity = 1.0f; + light->diffuse = diffuse; + + // Add new light to the array + lights[lightsCount] = light; + + // Increase enabled lights count + lightsCount++; + + return light; +} + +// Draw all created lights in 3D world +void DrawLights(void) +{ + for (int i = 0; i < lightsCount; i++) + { + switch (lights[i]->type) + { + case LIGHT_POINT: DrawSphereWires(lights[i]->position, 0.3f*lights[i]->intensity, 4, 8, (lights[i]->enabled ? lights[i]->diffuse : BLACK)); break; + case LIGHT_DIRECTIONAL: + { + Draw3DLine(lights[i]->position, lights[i]->target, (lights[i]->enabled ? lights[i]->diffuse : BLACK)); + DrawSphereWires(lights[i]->position, 0.3f*lights[i]->intensity, 4, 8, (lights[i]->enabled ? lights[i]->diffuse : BLACK)); + DrawCubeWires(lights[i]->target, 0.3f, 0.3f, 0.3f, (lights[i]->enabled ? lights[i]->diffuse : BLACK)); + } break; + case LIGHT_SPOT: + { + Draw3DLine(lights[i]->position, lights[i]->target, (lights[i]->enabled ? lights[i]->diffuse : BLACK)); + DrawCylinderWires(lights[i]->position, 0.0f, 0.3f*lights[i]->coneAngle/50, 0.6f, 5, (lights[i]->enabled ? lights[i]->diffuse : BLACK)); + DrawCubeWires(lights[i]->target, 0.3f, 0.3f, 0.3f, (lights[i]->enabled ? lights[i]->diffuse : BLACK)); + } break; + default: break; + } + } +} + +// Destroy a light and take it out of the list +void DestroyLight(Light light) +{ + // Free dynamic memory allocation + free(lights[light->id]); + + // Remove *obj from the pointers array + for (int i = light->id; i < lightsCount; i++) + { + // Resort all the following pointers of the array + if ((i + 1) < lightsCount) + { + lights[i] = lights[i + 1]; + lights[i]->id = lights[i + 1]->id; + } + else free(lights[i]); + } + + // Decrease enabled physic objects count + lightsCount--; +} + //---------------------------------------------------------------------------------- // Module specific Functions Definition //---------------------------------------------------------------------------------- @@ -2293,15 +2514,15 @@ static Shader LoadDefaultShader(void) "varying vec4 fragColor; \n" #endif "uniform sampler2D texture0; \n" - "uniform vec4 fragTintColor; \n" + "uniform vec4 colDiffuse; \n" "void main() \n" "{ \n" #if defined(GRAPHICS_API_OPENGL_33) " vec4 texelColor = texture(texture0, fragTexCoord); \n" - " finalColor = texelColor*fragTintColor*fragColor; \n" + " finalColor = texelColor*colDiffuse*fragColor; \n" #elif defined(GRAPHICS_API_OPENGL_ES2) " vec4 texelColor = texture2D(texture0, fragTexCoord); \n" // NOTE: texture2D() is deprecated on OpenGL 3.3 and ES 3.0 - " gl_FragColor = texelColor*fragTintColor*fragColor; \n" + " gl_FragColor = texelColor*colDiffuse*fragColor; \n" #endif "} \n"; @@ -2315,6 +2536,24 @@ static Shader LoadDefaultShader(void) return shader; } +// Load standard shader +// NOTE: This shader supports: +// - Up to 3 different maps: diffuse, normal, specular +// - Material properties: colAmbient, colDiffuse, colSpecular, glossiness, normalDepth +// - Up to 8 lights: Point, Directional or Spot +static Shader LoadStandardShader(void) +{ + // Load standard shader (TODO: rewrite as char pointers) + Shader shader = LoadShader("resources/shaders/standard.vs", "resources/shaders/standard.fs"); + + if (shader.id != 0) TraceLog(INFO, "[SHDR ID %i] Standard shader loaded successfully", shader.id); + else TraceLog(WARNING, "[SHDR ID %i] Standard shader could not be loaded", shader.id); + + if (shader.id != 0) LoadDefaultShaderLocations(&shader); + + return shader; +} + // Get location handlers to for shader attributes and uniforms // NOTE: If any location is not found, loc point becomes -1 static void LoadDefaultShaderLocations(Shader *shader) @@ -2328,18 +2567,18 @@ static void LoadDefaultShaderLocations(Shader *shader) // vertex texcoord2 location = 5 // Get handles to GLSL input attibute locations - shader->vertexLoc = glGetAttribLocation(shader->id, "vertexPosition"); - shader->texcoordLoc = glGetAttribLocation(shader->id, "vertexTexCoord"); - shader->normalLoc = glGetAttribLocation(shader->id, "vertexNormal"); - shader->colorLoc = glGetAttribLocation(shader->id, "vertexColor"); - shader->tangentLoc = glGetAttribLocation(shader->id, "vertexTangent"); - shader->texcoord2Loc = glGetAttribLocation(shader->id, "vertexTexCoord2"); + shader->vertexLoc = glGetAttribLocation(shader->id, DEFAULT_ATTRIB_POSITION_NAME); + shader->texcoordLoc = glGetAttribLocation(shader->id, DEFAULT_ATTRIB_TEXCOORD_NAME); + shader->normalLoc = glGetAttribLocation(shader->id, DEFAULT_ATTRIB_NORMAL_NAME); + shader->colorLoc = glGetAttribLocation(shader->id, DEFAULT_ATTRIB_COLOR_NAME); + shader->tangentLoc = glGetAttribLocation(shader->id, DEFAULT_ATTRIB_TANGENT_NAME); + shader->texcoord2Loc = glGetAttribLocation(shader->id, DEFAULT_ATTRIB_TEXCOORD2_NAME); // Get handles to GLSL uniform locations (vertex shader) shader->mvpLoc = glGetUniformLocation(shader->id, "mvpMatrix"); // Get handles to GLSL uniform locations (fragment shader) - shader->tintColorLoc = glGetUniformLocation(shader->id, "fragTintColor"); + shader->tintColorLoc = glGetUniformLocation(shader->id, "colDiffuse"); shader->mapDiffuseLoc = glGetUniformLocation(shader->id, "texture0"); shader->mapNormalLoc = glGetUniformLocation(shader->id, "texture1"); shader->mapSpecularLoc = glGetUniformLocation(shader->id, "texture2"); @@ -2350,13 +2589,26 @@ static void UnloadDefaultShader(void) { glUseProgram(0); - //glDetachShader(defaultShaderProgram, vertexShader); - //glDetachShader(defaultShaderProgram, fragmentShader); + //glDetachShader(defaultShader, vertexShader); + //glDetachShader(defaultShader, fragmentShader); //glDeleteShader(vertexShader); // Already deleted on shader compilation - //glDeleteShader(fragmentShader); // Already deleted on sahder compilation + //glDeleteShader(fragmentShader); // Already deleted on shader compilation glDeleteProgram(defaultShader.id); } +// Unload standard shader +static void UnloadStandardShader(void) +{ + glUseProgram(0); + + //glDetachShader(defaultShader, vertexShader); + //glDetachShader(defaultShader, fragmentShader); + //glDeleteShader(vertexShader); // Already deleted on shader compilation + //glDeleteShader(fragmentShader); // Already deleted on shader compilation + glDeleteProgram(standardShader.id); +} + + // Load default internal buffers (lines, triangles, quads) static void LoadDefaultBuffers(void) { @@ -2800,6 +3052,79 @@ static void UnloadDefaultBuffers(void) free(quads.indices); } +// Sets shader uniform values for lights array +// NOTE: It would be far easier with shader UBOs but are not supported on OpenGL ES 2.0f +static void SetShaderLights(Shader shader) +{ + int locPoint = glGetUniformLocation(shader.id, "lightsCount"); + glUniform1i(locPoint, lightsCount); + + char locName[32] = "lights[x].position\0"; + + for (int i = 0; i < lightsCount; i++) + { + locName[7] = '0' + i; + + memcpy(&locName[10], "enabled\0", strlen("enabled\0") + 1); + locPoint = GetShaderLocation(shader, locName); + glUniform1i(locPoint, lights[i]->enabled); + + memcpy(&locName[10], "type\0", strlen("type\0") + 1); + locPoint = GetShaderLocation(shader, locName); + glUniform1i(locPoint, lights[i]->type); + + memcpy(&locName[10], "diffuse\0", strlen("diffuse\0") + 2); + locPoint = glGetUniformLocation(shader.id, locName); + glUniform4f(locPoint, (float)lights[i]->diffuse.r/255, (float)lights[i]->diffuse.g/255, (float)lights[i]->diffuse.b/255, (float)lights[i]->diffuse.a/255); + + memcpy(&locName[10], "intensity\0", strlen("intensity\0")); + locPoint = glGetUniformLocation(shader.id, locName); + glUniform1f(locPoint, lights[i]->intensity); + + switch (lights[i]->type) + { + case LIGHT_POINT: + { + memcpy(&locName[10], "position\0", strlen("position\0") + 1); + locPoint = GetShaderLocation(shader, locName); + glUniform3f(locPoint, lights[i]->position.x, lights[i]->position.y, lights[i]->position.z); + + memcpy(&locName[10], "attenuation\0", strlen("attenuation\0")); + locPoint = GetShaderLocation(shader, locName); + glUniform1f(locPoint, lights[i]->attenuation); + } break; + case LIGHT_DIRECTIONAL: + { + memcpy(&locName[10], "direction\0", strlen("direction\0") + 2); + locPoint = GetShaderLocation(shader, locName); + Vector3 direction = { lights[i]->target.x - lights[i]->position.x, lights[i]->target.y - lights[i]->position.y, lights[i]->target.z - lights[i]->position.z }; + VectorNormalize(&direction); + glUniform3f(locPoint, direction.x, direction.y, direction.z); + } break; + case LIGHT_SPOT: + { + memcpy(&locName[10], "position\0", strlen("position\0") + 1); + locPoint = GetShaderLocation(shader, locName); + glUniform3f(locPoint, lights[i]->position.x, lights[i]->position.y, lights[i]->position.z); + + memcpy(&locName[10], "direction\0", strlen("direction\0") + 2); + locPoint = GetShaderLocation(shader, locName); + + Vector3 direction = { lights[i]->target.x - lights[i]->position.x, lights[i]->target.y - lights[i]->position.y, lights[i]->target.z - lights[i]->position.z }; + VectorNormalize(&direction); + glUniform3f(locPoint, direction.x, direction.y, direction.z); + + memcpy(&locName[10], "coneAngle\0", strlen("coneAngle\0")); + locPoint = GetShaderLocation(shader, locName); + glUniform1f(locPoint, lights[i]->coneAngle); + } break; + default: break; + } + + // TODO: Pass to the shader any other required data from LightData struct + } +} + // Read text data from file // NOTE: text chars array should be freed manually static char *ReadTextFile(const char *fileName) @@ -2970,7 +3295,7 @@ static void TraceLog(int msgType, const char *text, ...) va_list args; va_start(args, text); - switch(msgType) + switch (msgType) { case INFO: fprintf(stdout, "INFO: "); break; case ERROR: fprintf(stdout, "ERROR: "); break; diff --git a/src/rlgl.h b/src/rlgl.h index 7b88bc9e..0765a8a7 100644 --- a/src/rlgl.h +++ b/src/rlgl.h @@ -196,19 +196,35 @@ typedef enum { OPENGL_11 = 1, OPENGL_33, OPENGL_ES_20 } GlVersion; // Material type typedef struct Material { - Shader shader; + Shader shader; // Standard shader (supports 3 map types: diffuse, normal, specular) - Texture2D texDiffuse; // Diffuse texture - Texture2D texNormal; // Normal texture - Texture2D texSpecular; // Specular texture + Texture2D texDiffuse; // Diffuse texture + Texture2D texNormal; // Normal texture + Texture2D texSpecular; // Specular texture - Color colDiffuse; - Color colAmbient; - Color colSpecular; + Color colDiffuse; // Diffuse color + Color colAmbient; // Ambient color + Color colSpecular; // Specular color - float glossiness; - float normalDepth; + float glossiness; // Glossiness level (Ranges from 0 to 1000) + float normalDepth; // Normal map depth } Material; + + // Light type + typedef struct LightData { + int id; + int type; // LIGHT_POINT, LIGHT_DIRECTIONAL, LIGHT_SPOT + bool enabled; + + Vector3 position; + Vector3 target; // Used on LIGHT_DIRECTIONAL and LIGHT_SPOT (cone direction target) + float attenuation; // Lost of light intensity with distance (world distance) + + Color diffuse; // Use Vector3 diffuse + float intensity; + + float coneAngle; // Spot light max angle + } LightData, *Light; // Color blending modes (pre-defined) typedef enum { BLEND_ALPHA = 0, BLEND_ADDITIVE, BLEND_MULTIPLIED } BlendMode; @@ -256,6 +272,8 @@ void rlEnableRenderTexture(unsigned int id); // Enable render texture (fbo) void rlDisableRenderTexture(void); // Disable render texture (fbo), return to default framebuffer void rlEnableDepthTest(void); // Enable depth test void rlDisableDepthTest(void); // Disable depth test +void rlEnableWireMode(void); // Enable wire mode +void rlDisableWireMode(void); // Disable wire mode void rlDeleteTextures(unsigned int id); // Delete OpenGL texture from GPU void rlDeleteRenderTextures(RenderTexture2D target); // Delete render textures (fbo) from GPU void rlDeleteShader(unsigned int id); // Delete OpenGL shader program from GPU @@ -277,8 +295,11 @@ unsigned int rlglLoadTexture(void *data, int width, int height, int textureForma RenderTexture2D rlglLoadRenderTexture(int width, int height); // Load a texture to be used for rendering (fbo with color and depth attachments) void rlglUpdateTexture(unsigned int id, int width, int height, int format, void *data); // Update GPU texture with new data void rlglGenerateMipmaps(Texture2D texture); // Generate mipmap data for selected texture -void rlglLoadMesh(Mesh *mesh); // Upload vertex data into GPU and provided VAO/VBO ids -void rlglDrawEx(Mesh mesh, Material material, Matrix transform, bool wires); + +void rlglLoadMesh(Mesh *mesh, bool dynamic); // Upload vertex data into GPU and provided VAO/VBO ids +void rlglUpdateMesh(Mesh mesh, int buffer, int numVertex); // Update vertex data on GPU (upload new data to one buffer) +void rlglDrawMesh(Mesh mesh, Material material, Matrix transform); // Draw a 3d mesh with material and transform +void rlglUnloadMesh(Mesh *mesh); // Unload mesh data from CPU and GPU Vector3 rlglUnproject(Vector3 source, Matrix proj, Matrix view); // Get world coordinates from screen coordinates @@ -306,6 +327,9 @@ void SetShaderValuei(Shader shader, int uniformLoc, int *value, int size); // S void SetShaderValueMatrix(Shader shader, int uniformLoc, Matrix mat); // Set shader uniform value (matrix 4x4) void SetBlendMode(int mode); // Set blending mode (alpha, additive, multiplied) + +Light CreateLight(int type, Vector3 position, Color diffuse); // Create a new light, initialize it and add to pool +void DestroyLight(Light light); // Destroy a light and take it out of the list #endif #ifdef __cplusplus diff --git a/src/shapes.c b/src/shapes.c index 14d11315..5b66e5ef 100644 --- a/src/shapes.c +++ b/src/shapes.c @@ -446,7 +446,6 @@ bool CheckCollisionCircleRec(Vector2 center, float radius, Rectangle rec) } // Get collision rectangle for two rectangles collision -// TODO: Depending on rec1 and rec2 order, it fails -> Review! Rectangle GetCollisionRec(Rectangle rec1, Rectangle rec2) { Rectangle retRec = { 0, 0, 0, 0 }; diff --git a/src/windows_compile.bat b/src/windows_compile.bat new file mode 100644 index 00000000..f1d0fb29 --- /dev/null +++ b/src/windows_compile.bat @@ -0,0 +1,2 @@ +set PATH=C:\raylib\MinGW\bin;%PATH% +mingw32-make \ No newline at end of file diff --git a/src_android/local.properties b/src_android/local.properties deleted file mode 100644 index f46293ea..00000000 --- a/src_android/local.properties +++ /dev/null @@ -1,10 +0,0 @@ -# This file is automatically generated by Android Tools. -# Do not modify this file -- YOUR CHANGES WILL BE ERASED! -# -# This file must *NOT* be checked into Version Control Systems, -# as it contains information specific to your local configuration. - -# location of the SDK. This is only used by Ant -# For customization when using a Version Control System, please read the -# header note. -sdk.dir=C:\\android-sdk diff --git a/templates/android_project/local.properties b/templates/android_project/local.properties deleted file mode 100644 index f46293ea..00000000 --- a/templates/android_project/local.properties +++ /dev/null @@ -1,10 +0,0 @@ -# This file is automatically generated by Android Tools. -# Do not modify this file -- YOUR CHANGES WILL BE ERASED! -# -# This file must *NOT* be checked into Version Control Systems, -# as it contains information specific to your local configuration. - -# location of the SDK. This is only used by Ant -# For customization when using a Version Control System, please read the -# header note. -sdk.dir=C:\\android-sdk