diff options
Diffstat (limited to 'examples/shaders_custom_uniform.c')
| -rw-r--r-- | examples/shaders_custom_uniform.c | 35 |
1 files changed, 23 insertions, 12 deletions
diff --git a/examples/shaders_custom_uniform.c b/examples/shaders_custom_uniform.c index ecfbaa71..32dd7ff1 100644 --- a/examples/shaders_custom_uniform.c +++ b/examples/shaders_custom_uniform.c @@ -36,10 +36,10 @@ int main() Texture2D texture = LoadTexture("resources/model/dwarf_diffuse.png"); // Load model texture SetModelTexture(&dwarf, texture); // Bind texture to model - Vector3 position = { 0.0f, 0.0f, 0.0f }; // Set model position + Vector3 position = { 0.0f, 0.0f, 0.0f }; // Set model position - Shader shader = LoadShader("resources/shaders/base.vs", - "resources/shaders/swirl.fs"); // Load postpro shader + Shader shader = LoadShader("resources/shaders/glsl330/base.vs", + "resources/shaders/glsl330/swirl.fs"); // Load postpro shader // Get variable (uniform) location on the shader to connect with the program // NOTE: If uniform variable could not be found in the shader, function returns -1 @@ -47,7 +47,8 @@ int main() float swirlCenter[2] = { (float)screenWidth/2, (float)screenHeight/2 }; - SetPostproShader(shader); // Set fullscreen postprocessing shader + // Create a RenderTexture2D to be used for render to texture + RenderTexture2D target = LoadRenderTexture(screenWidth, screenHeight); // Setup orbital camera SetCameraMode(CAMERA_ORBITAL); // Set an orbital camera mode @@ -78,14 +79,23 @@ int main() BeginDrawing(); ClearBackground(RAYWHITE); + + BeginTextureMode(target); // Enable drawing to texture - Begin3dMode(camera); + Begin3dMode(camera); - DrawModel(dwarf, position, 2.0f, WHITE); // Draw 3d model with texture + DrawModel(dwarf, position, 2.0f, WHITE); // Draw 3d model with texture - DrawGrid(10, 1.0f); // Draw a grid + DrawGrid(10, 1.0f); // Draw a grid - End3dMode(); + End3dMode(); + + EndTextureMode(); // End drawing to texture (now we have a texture available for next passes) + + SetCustomShader(shader); + // NOTE: Render texture must be y-flipped due to default OpenGL coordinates (left-bottom) + DrawTextureRec(target.texture, (Rectangle){ 0, 0, target.texture.width, -target.texture.height }, (Vector2){ 0, 0 }, WHITE); + SetDefaultShader(); DrawText("(c) Dwarf 3D model by David Moreno", screenWidth - 200, screenHeight - 20, 10, GRAY); @@ -97,11 +107,12 @@ int main() // De-Initialization //-------------------------------------------------------------------------------------- - UnloadShader(shader); // Unload shader - UnloadTexture(texture); // Unload texture - UnloadModel(dwarf); // Unload model + UnloadShader(shader); // Unload shader + UnloadTexture(texture); // Unload texture + UnloadModel(dwarf); // Unload model + UnloadRenderTexture(target); // Unload render texture - CloseWindow(); // Close window and OpenGL context + CloseWindow(); // Close window and OpenGL context //-------------------------------------------------------------------------------------- return 0; |