diff options
Diffstat (limited to 'examples/web/textures/textures_image_generation.c')
| -rw-r--r-- | examples/web/textures/textures_image_generation.c | 113 |
1 files changed, 72 insertions, 41 deletions
diff --git a/examples/web/textures/textures_image_generation.c b/examples/web/textures/textures_image_generation.c index 7d8e017..9932ab6 100644 --- a/examples/web/textures/textures_image_generation.c +++ b/examples/web/textures/textures_image_generation.c @@ -11,8 +11,30 @@ #include "raylib.h" +#if defined(PLATFORM_WEB) + #include <emscripten/emscripten.h> +#endif + #define NUM_TEXTURES 7 // Currently we have 7 generation algorithms +//---------------------------------------------------------------------------------- +// Global Variables Definition +//---------------------------------------------------------------------------------- +int screenWidth = 800; +int screenHeight = 450; + +Texture2D textures[NUM_TEXTURES]; + +int currentTexture = 0; + +//---------------------------------------------------------------------------------- +// Module Functions Declaration +//---------------------------------------------------------------------------------- +void UpdateDrawFrame(void); // Update and Draw one frame + +//---------------------------------------------------------------------------------- +// Main Enry Point +//---------------------------------------------------------------------------------- int main() { // Initialization @@ -30,7 +52,6 @@ int main() Image perlinNoise = GenImagePerlinNoise(screenWidth, screenHeight, 8.f); Image cellular = GenImageCellular(screenWidth, screenHeight, 32); - Texture2D textures[NUM_TEXTURES]; textures[0] = LoadTextureFromImage(verticalGradient); textures[1] = LoadTextureFromImage(horizontalGradient); textures[2] = LoadTextureFromImage(radialGradient); @@ -46,51 +67,20 @@ int main() UnloadImage(checked); UnloadImage(whiteNoise); UnloadImage(perlinNoise); - UnloadImage(cellular); - - int currentTexture = 0; + UnloadImage(cellular); - SetTargetFPS(60); - //--------------------------------------------------------------------------------------- +#if defined(PLATFORM_WEB) + emscripten_set_main_loop(UpdateDrawFrame, 0, 1); +#else + SetTargetFPS(60); // Set our game to run at 60 frames-per-second + //-------------------------------------------------------------------------------------- // Main game loop - while (!WindowShouldClose()) + while (!WindowShouldClose()) // Detect window close button or ESC key { - // Update - //---------------------------------------------------------------------------------- - if (IsMouseButtonPressed(MOUSE_LEFT_BUTTON)) - { - currentTexture = (currentTexture + 1)%NUM_TEXTURES; // Cycle between the textures - } - //---------------------------------------------------------------------------------- - - // Draw - //---------------------------------------------------------------------------------- - BeginDrawing(); - - ClearBackground(RAYWHITE); - - DrawTexture(textures[currentTexture], 0, 0, WHITE); - - DrawRectangle(30, 400, 325, 30, Fade(SKYBLUE, 0.5f)); - DrawRectangleLines(30, 400, 325, 30, Fade(WHITE, 0.5f)); - DrawText("MOUSE LEFT BUTTON to CYCLE PROCEDURAL TEXTURES", 40, 410, 10, WHITE); - - switch(currentTexture) - { - case 0: DrawText("VERTICAL GRADIENT", 560, 10, 20, RAYWHITE); break; - case 1: DrawText("HORIZONTAL GRADIENT", 540, 10, 20, RAYWHITE); break; - case 2: DrawText("RADIAL GRADIENT", 580, 10, 20, LIGHTGRAY); break; - case 3: DrawText("CHECKED", 680, 10, 20, RAYWHITE); break; - case 4: DrawText("WHITE NOISE", 640, 10, 20, RED); break; - case 5: DrawText("PERLIN NOISE", 630, 10, 20, RAYWHITE); break; - case 6: DrawText("CELLULAR", 670, 10, 20, RAYWHITE); break; - default: break; - } - - EndDrawing(); - //---------------------------------------------------------------------------------- + UpdateDrawFrame(); } +#endif // De-Initialization //-------------------------------------------------------------------------------------- @@ -103,3 +93,44 @@ int main() return 0; } + +//---------------------------------------------------------------------------------- +// Module Functions Definition +//---------------------------------------------------------------------------------- +void UpdateDrawFrame(void) +{ + // Update + //---------------------------------------------------------------------------------- + if (IsMouseButtonPressed(MOUSE_LEFT_BUTTON)) + { + currentTexture = (currentTexture + 1)%NUM_TEXTURES; // Cycle between the textures + } + //---------------------------------------------------------------------------------- + + // Draw + //---------------------------------------------------------------------------------- + BeginDrawing(); + + ClearBackground(RAYWHITE); + + DrawTexture(textures[currentTexture], 0, 0, WHITE); + + DrawRectangle(30, 400, 325, 30, Fade(SKYBLUE, 0.5f)); + DrawRectangleLines(30, 400, 325, 30, Fade(WHITE, 0.5f)); + DrawText("MOUSE LEFT BUTTON to CYCLE PROCEDURAL TEXTURES", 40, 410, 10, WHITE); + + switch(currentTexture) + { + case 0: DrawText("VERTICAL GRADIENT", 560, 10, 20, RAYWHITE); break; + case 1: DrawText("HORIZONTAL GRADIENT", 540, 10, 20, RAYWHITE); break; + case 2: DrawText("RADIAL GRADIENT", 580, 10, 20, LIGHTGRAY); break; + case 3: DrawText("CHECKED", 680, 10, 20, RAYWHITE); break; + case 4: DrawText("WHITE NOISE", 640, 10, 20, RED); break; + case 5: DrawText("PERLIN NOISE", 630, 10, 20, RAYWHITE); break; + case 6: DrawText("CELLULAR", 670, 10, 20, RAYWHITE); break; + default: break; + } + + EndDrawing(); + //---------------------------------------------------------------------------------- +} |