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Some code tweaks, comments and defines

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This commit is contained in:
raysan5 2020-04-05 17:50:37 +02:00
parent 9c280bc7af
commit 4ceb4d3bf3
3 changed files with 43 additions and 44 deletions
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64
src/core.c
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@ -866,7 +866,7 @@ bool IsWindowResized(void)
bool IsWindowHidden(void)
{
#if defined(PLATFORM_DESKTOP)
return (glfwGetWindowAttrib(CORE.Window.handle, GLFW_VISIBLE) == GL_FALSE);
return (glfwGetWindowAttrib(CORE.Window.handle, GLFW_VISIBLE) == GLFW_FALSE);
#endif
return false;
}
@ -1255,7 +1255,7 @@ void BeginDrawing(void)
CORE.Time.update = CORE.Time.current - CORE.Time.previous;
CORE.Time.previous = CORE.Time.current;
rlLoadIdentity(); // Reset current matrix (MODELVIEW)
rlLoadIdentity(); // Reset current matrix (modelview)
rlMultMatrixf(MatrixToFloat(CORE.Window.screenScale)); // Apply screen scaling
//rlTranslatef(0.375, 0.375, 0); // HACK to have 2D pixel-perfect drawing on OpenGL 1.1
@ -1333,7 +1333,7 @@ void BeginMode2D(Camera2D camera)
{
rlglDraw(); // Draw Buffers (Only OpenGL 3+ and ES2)
rlLoadIdentity(); // Reset current matrix (MODELVIEW)
rlLoadIdentity(); // Reset current matrix (modelview)
// Apply 2d camera transformation to modelview
rlMultMatrixf(MatrixToFloat(GetCameraMatrix2D(camera)));
@ -1347,7 +1347,7 @@ void EndMode2D(void)
{
rlglDraw(); // Draw Buffers (Only OpenGL 3+ and ES2)
rlLoadIdentity(); // Reset current matrix (MODELVIEW)
rlLoadIdentity(); // Reset current matrix (modelview)
rlMultMatrixf(MatrixToFloat(CORE.Window.screenScale)); // Apply screen scaling if required
}
@ -1358,7 +1358,7 @@ void BeginMode3D(Camera3D camera)
rlMatrixMode(RL_PROJECTION); // Switch to projection matrix
rlPushMatrix(); // Save previous matrix, which contains the settings for the 2d ortho projection
rlLoadIdentity(); // Reset current matrix (PROJECTION)
rlLoadIdentity(); // Reset current matrix (projection)
float aspect = (float)CORE.Window.currentFbo.width/(float)CORE.Window.currentFbo.height;
@ -1368,7 +1368,7 @@ void BeginMode3D(Camera3D camera)
double top = 0.01*tan(camera.fovy*0.5*DEG2RAD);
double right = top*aspect;
rlFrustum(-right, right, -top, top, DEFAULT_NEAR_CULL_DISTANCE, DEFAULT_FAR_CULL_DISTANCE);
rlFrustum(-right, right, -top, top, RL_NEAR_CULL_DISTANCE, RL_FAR_CULL_DISTANCE);
}
else if (camera.type == CAMERA_ORTHOGRAPHIC)
{
@ -1376,17 +1376,17 @@ void BeginMode3D(Camera3D camera)
double top = camera.fovy/2.0;
double right = top*aspect;
rlOrtho(-right, right, -top,top, DEFAULT_NEAR_CULL_DISTANCE, DEFAULT_FAR_CULL_DISTANCE);
rlOrtho(-right, right, -top,top, RL_NEAR_CULL_DISTANCE, RL_FAR_CULL_DISTANCE);
}
// NOTE: zNear and zFar values are important when computing depth buffer values
rlMatrixMode(RL_MODELVIEW); // Switch back to modelview matrix
rlLoadIdentity(); // Reset current matrix (MODELVIEW)
rlLoadIdentity(); // Reset current matrix (modelview)
// Setup Camera view
Matrix matView = MatrixLookAt(camera.position, camera.target, camera.up);
rlMultMatrixf(MatrixToFloat(matView)); // Multiply MODELVIEW matrix by view matrix (camera)
rlMultMatrixf(MatrixToFloat(matView)); // Multiply modelview matrix by view matrix (camera)
rlEnableDepthTest(); // Enable DEPTH_TEST for 3D
}
@ -1397,10 +1397,10 @@ void EndMode3D(void)
rlglDraw(); // Process internal buffers (update + draw)
rlMatrixMode(RL_PROJECTION); // Switch to projection matrix
rlPopMatrix(); // Restore previous matrix (PROJECTION) from matrix stack
rlPopMatrix(); // Restore previous matrix (projection) from matrix stack
rlMatrixMode(RL_MODELVIEW); // Get back to modelview matrix
rlLoadIdentity(); // Reset current matrix (MODELVIEW)
rlMatrixMode(RL_MODELVIEW); // Switch back to modelview matrix
rlLoadIdentity(); // Reset current matrix (modelview)
rlMultMatrixf(MatrixToFloat(CORE.Window.screenScale)); // Apply screen scaling if required
@ -1417,15 +1417,15 @@ void BeginTextureMode(RenderTexture2D target)
// Set viewport to framebuffer size
rlViewport(0, 0, target.texture.width, target.texture.height);
rlMatrixMode(RL_PROJECTION); // Switch to PROJECTION matrix
rlLoadIdentity(); // Reset current matrix (PROJECTION)
rlMatrixMode(RL_PROJECTION); // Switch to projection matrix
rlLoadIdentity(); // Reset current matrix (projection)
// Set orthographic projection to current framebuffer size
// NOTE: Configured top-left corner as (0, 0)
rlOrtho(0, target.texture.width, target.texture.height, 0, 0.0f, 1.0f);
rlMatrixMode(RL_MODELVIEW); // Switch back to MODELVIEW matrix
rlLoadIdentity(); // Reset current matrix (MODELVIEW)
rlMatrixMode(RL_MODELVIEW); // Switch back to modelview matrix
rlLoadIdentity(); // Reset current matrix (modelview)
//rlScalef(0.0f, -1.0f, 0.0f); // Flip Y-drawing (?)
@ -1489,7 +1489,7 @@ Ray GetMouseRay(Vector2 mouse, Camera camera)
if (camera.type == CAMERA_PERSPECTIVE)
{
// Calculate projection matrix from perspective
matProj = MatrixPerspective(camera.fovy*DEG2RAD, ((double)GetScreenWidth()/(double)GetScreenHeight()), DEFAULT_NEAR_CULL_DISTANCE, DEFAULT_FAR_CULL_DISTANCE);
matProj = MatrixPerspective(camera.fovy*DEG2RAD, ((double)GetScreenWidth()/(double)GetScreenHeight()), RL_NEAR_CULL_DISTANCE, RL_FAR_CULL_DISTANCE);
}
else if (camera.type == CAMERA_ORTHOGRAPHIC)
{
@ -1573,7 +1573,7 @@ Vector2 GetWorldToScreenEx(Vector3 position, Camera camera, int width, int heigh
if (camera.type == CAMERA_PERSPECTIVE)
{
// Calculate projection matrix from perspective
matProj = MatrixPerspective(camera.fovy * DEG2RAD, ((double)width/(double)height), DEFAULT_NEAR_CULL_DISTANCE, DEFAULT_FAR_CULL_DISTANCE);
matProj = MatrixPerspective(camera.fovy * DEG2RAD, ((double)width/(double)height), RL_NEAR_CULL_DISTANCE, RL_FAR_CULL_DISTANCE);
}
else if (camera.type == CAMERA_ORTHOGRAPHIC)
{
@ -1582,7 +1582,7 @@ Vector2 GetWorldToScreenEx(Vector3 position, Camera camera, int width, int heigh
double right = top*aspect;
// Calculate projection matrix from orthographic
matProj = MatrixOrtho(-right, right, -top, top, DEFAULT_NEAR_CULL_DISTANCE, DEFAULT_FAR_CULL_DISTANCE);
matProj = MatrixOrtho(-right, right, -top, top, RL_NEAR_CULL_DISTANCE, RL_FAR_CULL_DISTANCE);
}
// Calculate view matrix from camera look at (and transpose it)
@ -2772,13 +2772,13 @@ static bool InitGraphicsDevice(int width, int height)
#endif
// Check some Window creation flags
if (CORE.Window.flags & FLAG_WINDOW_HIDDEN) glfwWindowHint(GLFW_VISIBLE, GL_FALSE); // Visible window
else glfwWindowHint(GLFW_VISIBLE, GL_TRUE); // Window initially hidden
if (CORE.Window.flags & FLAG_WINDOW_HIDDEN) glfwWindowHint(GLFW_VISIBLE, GLFW_FALSE); // Visible window
else glfwWindowHint(GLFW_VISIBLE, GLFW_TRUE); // Window initially hidden
if (CORE.Window.flags & FLAG_WINDOW_RESIZABLE) glfwWindowHint(GLFW_RESIZABLE, GL_TRUE); // Resizable window
else glfwWindowHint(GLFW_RESIZABLE, GL_FALSE); // Avoid window being resizable
if (CORE.Window.flags & FLAG_WINDOW_RESIZABLE) glfwWindowHint(GLFW_RESIZABLE, GLFW_TRUE); // Resizable window
else glfwWindowHint(GLFW_RESIZABLE, GLFW_FALSE); // Avoid window being resizable
if (CORE.Window.flags & FLAG_WINDOW_UNDECORATED) glfwWindowHint(GLFW_DECORATED, GLFW_FALSE); // Border and buttons on Window
if (CORE.Window.flags & FLAG_WINDOW_UNDECORATED) glfwWindowHint(GLFW_DECORATED, GLFW_FALSE); // Border and buttons on Window
else glfwWindowHint(GLFW_DECORATED, GLFW_TRUE); // Decorated window
// FLAG_WINDOW_TRANSPARENT not supported on HTML5 and not included in any released GLFW version yet
#if defined(GLFW_TRANSPARENT_FRAMEBUFFER)
@ -3315,15 +3315,15 @@ static void SetupViewport(int width, int height)
// render area does not match full display area (this situation is only applicable on fullscreen mode)
rlViewport(CORE.Window.renderOffset.x/2, CORE.Window.renderOffset.y/2, CORE.Window.render.width - CORE.Window.renderOffset.x, CORE.Window.render.height - CORE.Window.renderOffset.y);
rlMatrixMode(RL_PROJECTION); // Switch to PROJECTION matrix
rlLoadIdentity(); // Reset current matrix (PROJECTION)
rlMatrixMode(RL_PROJECTION); // Switch to projection matrix
rlLoadIdentity(); // Reset current matrix (projection)
// Set orthographic projection to current framebuffer size
// NOTE: Configured top-left corner as (0, 0)
rlOrtho(0, CORE.Window.render.width, CORE.Window.render.height, 0, 0.0f, 1.0f);
rlMatrixMode(RL_MODELVIEW); // Switch back to MODELVIEW matrix
rlLoadIdentity(); // Reset current matrix (MODELVIEW)
rlMatrixMode(RL_MODELVIEW); // Switch back to modelview matrix
rlLoadIdentity(); // Reset current matrix (modelview)
}
// Compute framebuffer size relative to screen size and display size
@ -3724,11 +3724,11 @@ static void PollInputEvents(void)
// If window is resized, viewport and projection matrix needs to be re-calculated
rlViewport(0, 0, CORE.Window.screen.width, CORE.Window.screen.height); // Set viewport width and height
rlMatrixMode(RL_PROJECTION); // Switch to PROJECTION matrix
rlLoadIdentity(); // Reset current matrix (PROJECTION)
rlMatrixMode(RL_PROJECTION); // Switch to projection matrix
rlLoadIdentity(); // Reset current matrix (projection)
rlOrtho(0, CORE.Window.screen.width, CORE.Window.screen.height, 0, 0.0f, 1.0f); // Orthographic projection mode with top-left corner at (0,0)
rlMatrixMode(RL_MODELVIEW); // Switch back to MODELVIEW matrix
rlLoadIdentity(); // Reset current matrix (MODELVIEW)
rlMatrixMode(RL_MODELVIEW); // Switch back to modelview matrix
rlLoadIdentity(); // Reset current matrix (modelview)
rlClearScreenBuffers(); // Clear screen buffers (color and depth)
// Window size must be updated to be used on 3D mode to get new aspect ratio (BeginMode3D())

22
src/rlgl.h
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@ -144,17 +144,17 @@
#define MAX_MATRIX_STACK_SIZE 32 // Max size of Matrix stack
#define MAX_DRAWCALL_REGISTERED 256 // Max draws by state changes (mode, texture)
#ifndef DEFAULT_NEAR_CULL_DISTANCE
#define DEFAULT_NEAR_CULL_DISTANCE 0.01 // Default near cull distance
#endif
#ifndef DEFAULT_FAR_CULL_DISTANCE
#define DEFAULT_FAR_CULL_DISTANCE 1000.0 // Default far cull distance
#endif
// Shader and material limits
#define MAX_SHADER_LOCATIONS 32 // Maximum number of predefined locations stored in shader struct
#define MAX_MATERIAL_MAPS 12 // Maximum number of texture maps stored in shader struct
#ifndef RL_NEAR_CULL_DISTANCE
#define RL_NEAR_CULL_DISTANCE 0.01 // Default near cull distance
#endif
#ifndef RL_FAR_CULL_DISTANCE
#define RL_FAR_CULL_DISTANCE 1000.0 // Default far cull distance
#endif
// Texture parameters (equivalent to OpenGL defines)
#define RL_TEXTURE_WRAP_S 0x2802 // GL_TEXTURE_WRAP_S
#define RL_TEXTURE_WRAP_T 0x2803 // GL_TEXTURE_WRAP_T
@ -3267,7 +3267,7 @@ Texture2D GenTextureCubemap(Shader shader, Texture2D map, int size)
glTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
// Create projection and different views for each face
Matrix fboProjection = MatrixPerspective(90.0*DEG2RAD, 1.0, DEFAULT_NEAR_CULL_DISTANCE, DEFAULT_FAR_CULL_DISTANCE);
Matrix fboProjection = MatrixPerspective(90.0*DEG2RAD, 1.0, RL_NEAR_CULL_DISTANCE, RL_FAR_CULL_DISTANCE);
Matrix fboViews[6] = {
MatrixLookAt((Vector3){ 0.0f, 0.0f, 0.0f }, (Vector3){ 1.0f, 0.0f, 0.0f }, (Vector3){ 0.0f, -1.0f, 0.0f }),
MatrixLookAt((Vector3){ 0.0f, 0.0f, 0.0f }, (Vector3){ -1.0f, 0.0f, 0.0f }, (Vector3){ 0.0f, -1.0f, 0.0f }),
@ -3345,7 +3345,7 @@ Texture2D GenTextureIrradiance(Shader shader, Texture2D cubemap, int size)
glTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
// Create projection (transposed) and different views for each face
Matrix fboProjection = MatrixPerspective(90.0*DEG2RAD, 1.0, DEFAULT_NEAR_CULL_DISTANCE, DEFAULT_FAR_CULL_DISTANCE);
Matrix fboProjection = MatrixPerspective(90.0*DEG2RAD, 1.0, RL_NEAR_CULL_DISTANCE, RL_FAR_CULL_DISTANCE);
Matrix fboViews[6] = {
MatrixLookAt((Vector3){ 0.0f, 0.0f, 0.0f }, (Vector3){ 1.0f, 0.0f, 0.0f }, (Vector3){ 0.0f, -1.0f, 0.0f }),
MatrixLookAt((Vector3){ 0.0f, 0.0f, 0.0f }, (Vector3){ -1.0f, 0.0f, 0.0f }, (Vector3){ 0.0f, -1.0f, 0.0f }),
@ -3426,7 +3426,7 @@ Texture2D GenTexturePrefilter(Shader shader, Texture2D cubemap, int size)
glGenerateMipmap(GL_TEXTURE_CUBE_MAP);
// Create projection (transposed) and different views for each face
Matrix fboProjection = MatrixPerspective(90.0*DEG2RAD, 1.0, DEFAULT_NEAR_CULL_DISTANCE, DEFAULT_FAR_CULL_DISTANCE);
Matrix fboProjection = MatrixPerspective(90.0*DEG2RAD, 1.0, RL_NEAR_CULL_DISTANCE, RL_FAR_CULL_DISTANCE);
Matrix fboViews[6] = {
MatrixLookAt((Vector3){ 0.0f, 0.0f, 0.0f }, (Vector3){ 1.0f, 0.0f, 0.0f }, (Vector3){ 0.0f, -1.0f, 0.0f }),
MatrixLookAt((Vector3){ 0.0f, 0.0f, 0.0f }, (Vector3){ -1.0f, 0.0f, 0.0f }, (Vector3){ 0.0f, -1.0f, 0.0f }),
@ -3647,7 +3647,7 @@ void SetVrConfiguration(VrDeviceInfo hmd, Shader distortion)
// Compute camera projection matrices
float projOffset = 4.0f*lensShift; // Scaled to projection space coordinates [-1..1]
Matrix proj = MatrixPerspective(fovy, aspect, DEFAULT_NEAR_CULL_DISTANCE, DEFAULT_FAR_CULL_DISTANCE);
Matrix proj = MatrixPerspective(fovy, aspect, RL_NEAR_CULL_DISTANCE, RL_FAR_CULL_DISTANCE);
RLGL.Vr.config.eyesProjection[0] = MatrixMultiply(proj, MatrixTranslate(projOffset, 0.0f, 0.0f));
RLGL.Vr.config.eyesProjection[1] = MatrixMultiply(proj, MatrixTranslate(-projOffset, 0.0f, 0.0f));

1
src/textures.c
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@ -3042,7 +3042,6 @@ void DrawTextureNPatch(Texture2D texture, NPatchInfo nPatchInfo, Rectangle destR
rlPopMatrix();
rlDisableTexture();
}
}