raylib/examples/models_cubicmap.c
2016-09-25 14:28:24 +02:00

86 lines
3.5 KiB
C

/*******************************************************************************************
*
* raylib [models] example - Cubicmap loading and drawing
*
* 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) 2015 Ramon Santamaria (@raysan5)
*
********************************************************************************************/
#include "raylib.h"
int main()
{
// Initialization
//--------------------------------------------------------------------------------------
int screenWidth = 800;
int screenHeight = 450;
InitWindow(screenWidth, screenHeight, "raylib [models] example - cubesmap loading and drawing");
// Define the camera to look into our 3d world
Camera camera = {{ 16.0f, 14.0f, 16.0f }, { 0.0f, 0.0f, 0.0f }, { 0.0f, 1.0f, 0.0f }, 45.0f };
Image image = LoadImage("resources/cubicmap.png"); // Load cubicmap image (RAM)
Texture2D cubicmap = LoadTextureFromImage(image); // Convert image to texture to display (VRAM)
Model map = LoadCubicmap(image); // Load cubicmap model (generate model from image)
// NOTE: By default each cube is mapped to one part of texture atlas
Texture2D texture = LoadTexture("resources/cubicmap_atlas.png"); // Load map texture
map.material.texDiffuse = texture; // Set map diffuse texture
Vector3 mapPosition = { -16.0f, 0.0f, -8.0f }; // Set model position
UnloadImage(image); // Unload cubesmap image from RAM, already uploaded to VRAM
SetCameraMode(camera, CAMERA_ORBITAL); // Set an orbital camera mode
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(map, mapPosition, 1.0f, WHITE);
End3dMode();
DrawTextureEx(cubicmap, (Vector2){ screenWidth - cubicmap.width*4 - 20, 20 }, 0.0f, 4.0f, WHITE);
DrawRectangleLines(screenWidth - cubicmap.width*4 - 20, 20, cubicmap.width*4, cubicmap.height*4, GREEN);
DrawText("cubicmap image used to", 658, 90, 10, GRAY);
DrawText("generate map 3d model", 658, 104, 10, GRAY);
DrawFPS(10, 10);
EndDrawing();
//----------------------------------------------------------------------------------
}
// De-Initialization
//--------------------------------------------------------------------------------------
UnloadTexture(cubicmap); // Unload cubicmap texture
UnloadTexture(texture); // Unload map texture
UnloadModel(map); // Unload map model
CloseWindow(); // Close window and OpenGL context
//--------------------------------------------------------------------------------------
return 0;
}