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Diffstat (limited to 'examples/shaders_standard_lighting.c')
| -rw-r--r-- | examples/shaders_standard_lighting.c | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/examples/shaders_standard_lighting.c b/examples/shaders_standard_lighting.c new file mode 100644 index 00000000..7a9cc086 --- /dev/null +++ b/examples/shaders_standard_lighting.c @@ -0,0 +1,118 @@ +/******************************************************************************************* +* +* raylib [shaders] example - Standard lighting (materials and lights) +* +* NOTE: This example requires raylib OpenGL 3.3 or ES2 versions for shaders support, +* OpenGL 1.1 does not support shaders, recompile raylib to OpenGL 3.3 version. +* +* NOTE: Shaders used in this example are #version 330 (OpenGL 3.3), to test this example +* on OpenGL ES 2.0 platforms (Android, Raspberry Pi, HTML5), use #version 100 shaders +* raylib comes with shaders ready for both versions, check raylib/shaders install folder +* +* 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) 2016 Ramon Santamaria (@raysan5) +* +********************************************************************************************/ + +#include "raylib.h" +#include "raymath.h" + +int main() +{ + // Initialization + //-------------------------------------------------------------------------------------- + int screenWidth = 800; + int screenHeight = 450; + + SetConfigFlags(FLAG_MSAA_4X_HINT); // Enable Multi Sampling Anti Aliasing 4x (if available) + + InitWindow(screenWidth, screenHeight, "raylib [shaders] example - model shader"); + + // Define the camera to look into our 3d world + Camera camera = {{ 4.0f, 4.0f, 4.0f }, { 0.0f, 1.5f, 0.0f }, { 0.0f, 1.0f, 0.0f }, 45.0f }; + Vector3 position = { 0.0f, 0.0f, 0.0f }; // Set model position + + Model dwarf = LoadModel("resources/model/dwarf.obj"); // Load OBJ model + Texture2D texDiffuse = LoadTexture("resources/model/dwarf_diffuse.png"); // Load model diffuse texture + + Material material = LoadStandardMaterial(); + material.texDiffuse = texDiffuse; + material.colDiffuse = (Color){255, 255, 255, 255}; + material.colAmbient = (Color){0, 0, 10, 255}; + material.colSpecular = (Color){255, 255, 255, 255}; + material.glossiness = 50.0f; + dwarf.material = material; // Apply material to model + + Light spotLight = CreateLight(LIGHT_SPOT, (Vector3){3.0f, 5.0f, 2.0f}, (Color){255, 255, 255, 255}); + spotLight->target = (Vector3){0.0f, 0.0f, 0.0f}; + spotLight->intensity = 2.0f; + spotLight->diffuse = (Color){255, 100, 100, 255}; + spotLight->coneAngle = 60.0f; + + Light dirLight = CreateLight(LIGHT_DIRECTIONAL, (Vector3){0.0f, -3.0f, -3.0f}, (Color){255, 255, 255, 255}); + dirLight->target = (Vector3){1.0f, -2.0f, -2.0f}; + dirLight->intensity = 2.0f; + dirLight->diffuse = (Color){100, 255, 100, 255}; + + Light pointLight = CreateLight(LIGHT_POINT, (Vector3){0.0f, 4.0f, 5.0f}, (Color){255, 255, 255, 255}); + pointLight->intensity = 2.0f; + pointLight->diffuse = (Color){100, 100, 255, 255}; + pointLight->attenuation = 3.0f; + + // Setup orbital camera + SetCameraMode(CAMERA_ORBITAL); // Set a orbital camera mode + SetCameraPosition(camera.position); // Set internal camera position to match our camera position + SetCameraTarget(camera.target); // Set internal camera target to match our camera target + + 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(dwarf, position, 2.0f, WHITE); // Draw 3d model with texture + + DrawLights(); // Draw all created lights in 3D world + + DrawGrid(10, 1.0f); // Draw a grid + + End3dMode(); + + DrawText("(c) Dwarf 3D model by David Moreno", screenWidth - 200, screenHeight - 20, 10, GRAY); + + DrawFPS(10, 10); + + EndDrawing(); + //---------------------------------------------------------------------------------- + } + + // De-Initialization + //-------------------------------------------------------------------------------------- + UnloadMaterial(material); // Unload material and assigned textures + UnloadModel(dwarf); // Unload model + + // Destroy all created lights + DestroyLight(pointLight); + DestroyLight(dirLight); + DestroyLight(spotLight); + + CloseWindow(); // Close window and OpenGL context + //-------------------------------------------------------------------------------------- + + return 0; +}
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