Function main

examples/shaders/shaders_texture_waves.cpp:29–102

#endif

int main(void)
{
    // Initialization
    //--------------------------------------------------------------------------------------
    const int screenWidth = 800;
    const int screenHeight = 450;

    raylib::Window window(screenWidth, screenHeight, "raylib-cpp [shaders] example - texture waves");

    // Load texture texture to apply shaders
    raylib::Texture2D texture("resources/space.png");

    // Load shader and setup location points and values
    raylib::Shader shader(0, TextFormat("resources/shaders/glsl%i/wave.fs", GLSL_VERSION));

    int secondsLoc = shader.GetLocation("secondes");
    int freqXLoc = shader.GetLocation("freqX");
    int freqYLoc = shader.GetLocation("freqY");
    int ampXLoc = shader.GetLocation("ampX");
    int ampYLoc = shader.GetLocation("ampY");
    int speedXLoc = shader.GetLocation("speedX");
    int speedYLoc = shader.GetLocation("speedY");

    // Shader uniform values that can be updated at any time
    float freqX = 25.0f;
    float freqY = 25.0f;
    float ampX = 5.0f;
    float ampY = 5.0f;
    float speedX = 8.0f;
    float speedY = 8.0f;

    float screenSize[2] = { (float)window.GetWidth(), (float)window.GetHeight() };
    shader.SetValue(shader.GetLocation("size"), &screenSize, SHADER_UNIFORM_VEC2);
    shader.SetValue(freqXLoc, &freqX, SHADER_UNIFORM_FLOAT);
    shader.SetValue(freqYLoc, &freqY, SHADER_UNIFORM_FLOAT);
    shader.SetValue(ampXLoc, &ampX, SHADER_UNIFORM_FLOAT);
    shader.SetValue(ampYLoc, &ampY, SHADER_UNIFORM_FLOAT);
    shader.SetValue(speedXLoc, &speedX, SHADER_UNIFORM_FLOAT);
    shader.SetValue(speedYLoc, &speedY, SHADER_UNIFORM_FLOAT);

    float seconds = 0.0f;

    window.SetTargetFPS(60);               // Set our game to run at 60 frames-per-second
    // -------------------------------------------------------------------------------------------------------------

    // Main game loop
    while (!window.ShouldClose())    // Detect window close button or ESC key
    {
        // Update
        //----------------------------------------------------------------------------------
        seconds += GetFrameTime();

        shader.SetValue(secondsLoc, &seconds, SHADER_UNIFORM_FLOAT);
        //----------------------------------------------------------------------------------

        // Draw
        //----------------------------------------------------------------------------------
        BeginDrawing();