Initial commit

examples/shaders/custom_uniform/glsl330/base.vs

@@ -0,0 +1,26 @@
+#version 330
+
+// Input vertex attributes
+in vec3 vertexPosition;
+in vec2 vertexTexCoord;
+in vec3 vertexNormal;
+in vec4 vertexColor;
+
+// Input uniform values
+uniform mat4 mvpMatrix;
+
+// Output vertex attributes (to fragment shader)
+out vec2 fragTexCoord;
+out vec4 fragColor;
+
+// NOTE: Add here your custom variables 
+
+void main()
+{
+    // Send vertex attributes to fragment shader
+    fragTexCoord = vertexTexCoord;
+    fragColor = vertexColor;
+    
+    // Calculate final vertex position
+    gl_Position = mvpMatrix*vec4(vertexPosition, 1.0);
+}

examples/shaders/custom_uniform/glsl330/swirl.fs

@@ -0,0 +1,46 @@
+#version 330
+
+// Input vertex attributes (from vertex shader)
+in vec2 fragTexCoord;
+in vec4 fragColor;
+
+// Input uniform values
+uniform sampler2D texture0;
+uniform vec4 colDiffuse;
+
+// Output fragment color
+out vec4 finalColor;
+
+// NOTE: Add here your custom variables
+
+const float renderWidth = 800.0;      // HARDCODED for example!
+const float renderHeight = 480.0;     // Use uniforms instead...
+
+float radius = 250.0;
+float angle = 0.8;
+
+uniform vec2 center = vec2(200.0, 200.0);
+
+void main()
+{
+    vec2 texSize = vec2(renderWidth, renderHeight);
+    vec2 tc = fragTexCoord*texSize;
+    tc -= center;
+    
+    float dist = length(tc);
+
+    if (dist < radius) 
+    {
+        float percent = (radius - dist)/radius;
+        float theta = percent*percent*angle*8.0;
+        float s = sin(theta);
+        float c = cos(theta);
+        
+        tc = vec2(dot(tc, vec2(c, -s)), dot(tc, vec2(s, c)));
+    }
+
+    tc += center;
+    vec4 color = texture2D(texture0, tc/texSize)*colDiffuse*fragColor;;
+
+    finalColor = vec4(color.rgb, 1.0);;
+}

examples/shaders/custom_uniform/main.go

@@ -0,0 +1,97 @@
+package main
+
+import (
+	"github.com/gen2brain/raylib-go/raylib"
+)
+
+func main() {
+	screenWidth := int32(800)
+	screenHeight := int32(450)
+
+	raylib.SetConfigFlags(raylib.FlagMsaa4xHint) // Enable Multi Sampling Anti Aliasing 4x (if available)
+
+	raylib.InitWindow(screenWidth, screenHeight, "raylib [shaders] example - custom uniform variable")
+
+	camera := raylib.Camera{}
+	camera.Position = raylib.NewVector3(3.0, 3.0, 3.0)
+	camera.Target = raylib.NewVector3(0.0, 1.5, 0.0)
+	camera.Up = raylib.NewVector3(0.0, 1.0, 0.0)
+	camera.Fovy = 45.0
+
+	dwarf := raylib.LoadModel("dwarf.obj")             // Load OBJ model
+	texture := raylib.LoadTexture("dwarf_diffuse.png") // Load model texture
+
+	dwarf.Material.TexDiffuse = texture // Bind texture to model
+
+	position := raylib.NewVector3(0.0, 0.0, 0.0) // Set model position
+
+	shader := raylib.LoadShader("glsl330/base.vs", "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
+	swirlCenterLoc := raylib.GetShaderLocation(shader, "center")
+
+	swirlCenter := make([]float32, 2)
+	swirlCenter[0] = float32(screenWidth) / 2
+	swirlCenter[1] = float32(screenHeight) / 2
+
+	// Create a RenderTexture2D to be used for render to texture
+	target := raylib.LoadRenderTexture(screenWidth, screenHeight)
+
+	// Setup orbital camera
+	raylib.SetCameraMode(camera, raylib.CameraOrbital) // Set an orbital camera mode
+
+	raylib.SetTargetFPS(60)
+
+	for !raylib.WindowShouldClose() {
+		// Update
+		//----------------------------------------------------------------------------------
+		mousePosition := raylib.GetMousePosition()
+
+		swirlCenter[0] = mousePosition.X
+		swirlCenter[1] = float32(screenHeight) - mousePosition.Y
+
+		// Send new value to the shader to be used on drawing
+		raylib.SetShaderValue(shader, swirlCenterLoc, swirlCenter, 2)
+
+		raylib.UpdateCamera(&camera) // Update camera
+
+		raylib.BeginDrawing()
+
+		raylib.ClearBackground(raylib.RayWhite)
+
+		raylib.BeginTextureMode(target) // Enable drawing to texture
+
+		raylib.Begin3dMode(camera)
+
+		raylib.DrawModel(dwarf, position, 2.0, raylib.White) // Draw 3d model with texture
+
+		raylib.DrawGrid(10, 1.0) // Draw a grid
+
+		raylib.End3dMode()
+
+		raylib.DrawText("TEXT DRAWN IN RENDER TEXTURE", 200, 10, 30, raylib.Red)
+
+		raylib.EndTextureMode() // End drawing to texture (now we have a texture available for next passes)
+
+		raylib.BeginShaderMode(shader)
+
+		// NOTE: Render texture must be y-flipped due to default OpenGL coordinates (left-bottom)
+		raylib.DrawTextureRec(target.Texture, raylib.NewRectangle(0, 0, target.Texture.Width, -target.Texture.Height), raylib.NewVector2(0, 0), raylib.White)
+
+		raylib.EndShaderMode()
+
+		raylib.DrawText("(c) Dwarf 3D model by David Moreno", screenWidth-200, screenHeight-20, 10, raylib.Gray)
+
+		raylib.DrawFPS(10, 10)
+
+		raylib.EndDrawing()
+	}
+
+	raylib.UnloadShader(shader)        // Unload shader
+	raylib.UnloadTexture(texture)      // Unload texture
+	raylib.UnloadModel(dwarf)          // Unload model
+	raylib.UnloadRenderTexture(target) // Unload render texture
+
+	raylib.CloseWindow()
+}

examples/shaders/model_shader/glsl330/base.vs

@@ -0,0 +1,26 @@
+#version 330
+
+// Input vertex attributes
+in vec3 vertexPosition;
+in vec2 vertexTexCoord;
+in vec3 vertexNormal;
+in vec4 vertexColor;
+
+// Input uniform values
+uniform mat4 mvpMatrix;
+
+// Output vertex attributes (to fragment shader)
+out vec2 fragTexCoord;
+out vec4 fragColor;
+
+// NOTE: Add here your custom variables 
+
+void main()
+{
+    // Send vertex attributes to fragment shader
+    fragTexCoord = vertexTexCoord;
+    fragColor = vertexColor;
+    
+    // Calculate final vertex position
+    gl_Position = mvpMatrix*vec4(vertexPosition, 1.0);
+}

examples/shaders/model_shader/glsl330/grayscale.fs

@@ -0,0 +1,26 @@
+#version 330
+
+// Input vertex attributes (from vertex shader)
+in vec2 fragTexCoord;
+in vec4 fragColor;
+
+// Input uniform values
+uniform sampler2D texture0;
+uniform vec4 colDiffuse;
+
+// Output fragment color
+out vec4 finalColor;
+
+// NOTE: Add here your custom variables
+
+void main()
+{
+    // Texel color fetching from texture sampler
+    vec4 texelColor = texture(texture0, fragTexCoord)*colDiffuse*fragColor;
+    
+    // Convert texel color to grayscale using NTSC conversion weights
+    float gray = dot(texelColor.rgb, vec3(0.299, 0.587, 0.114));
+    
+    // Calculate final fragment color
+    finalColor = vec4(gray, gray, gray, texelColor.a);
+}

examples/shaders/model_shader/main.go

@@ -0,0 +1,66 @@
+package main
+
+import (
+	"fmt"
+
+	"github.com/gen2brain/raylib-go/raylib"
+)
+
+func main() {
+	screenWidth := int32(800)
+	screenHeight := int32(450)
+
+	raylib.SetConfigFlags(raylib.FlagMsaa4xHint) // Enable Multi Sampling Anti Aliasing 4x (if available)
+
+	raylib.InitWindow(screenWidth, screenHeight, "raylib [shaders] example - model shader")
+
+	camera := raylib.Camera{}
+	camera.Position = raylib.NewVector3(3.0, 3.0, 3.0)
+	camera.Target = raylib.NewVector3(0.0, 1.5, 0.0)
+	camera.Up = raylib.NewVector3(0.0, 1.0, 0.0)
+	camera.Fovy = 45.0
+
+	dwarf := raylib.LoadModel("dwarf.obj")                                 // Load OBJ model
+	texture := raylib.LoadTexture("dwarf_diffuse.png")                     // Load model texture
+	shader := raylib.LoadShader("glsl330/base.vs", "glsl330/grayscale.fs") // Load model shader
+
+	dwarf.Material.Shader = shader      // Set shader effect to 3d model
+	dwarf.Material.TexDiffuse = texture // Bind texture to model
+
+	position := raylib.NewVector3(0.0, 0.0, 0.0) // Set model position
+
+	raylib.SetCameraMode(camera, raylib.CameraFree) // Set free camera mode
+
+	raylib.SetTargetFPS(60)
+
+	for !raylib.WindowShouldClose() {
+		raylib.UpdateCamera(&camera) // Update camera
+
+		raylib.BeginDrawing()
+
+		raylib.ClearBackground(raylib.RayWhite)
+
+		raylib.Begin3dMode(camera)
+
+		raylib.DrawModel(dwarf, position, 2.0, raylib.White) // Draw 3d model with texture
+
+		raylib.DrawGrid(10, 1.0) // Draw a grid
+
+		raylib.End3dMode()
+
+		raylib.DrawText("(c) Dwarf 3D model by David Moreno", screenWidth-200, screenHeight-20, 10, raylib.Gray)
+
+		raylib.DrawText(fmt.Sprintf("Camera position: (%.2f, %.2f, %.2f)", camera.Position.X, camera.Position.Y, camera.Position.Z), 600, 20, 10, raylib.Black)
+		raylib.DrawText(fmt.Sprintf("Camera target: (%.2f, %.2f, %.2f)", camera.Target.X, camera.Target.Y, camera.Target.Z), 600, 40, 10, raylib.Gray)
+
+		raylib.DrawFPS(10, 10)
+
+		raylib.EndDrawing()
+	}
+
+	raylib.UnloadShader(shader)   // Unload shader
+	raylib.UnloadTexture(texture) // Unload texture
+	raylib.UnloadModel(dwarf)     // Unload model
+
+	raylib.CloseWindow()
+}

examples/shaders/postprocessing/glsl330/base.vs

@@ -0,0 +1,26 @@
+#version 330
+
+// Input vertex attributes
+in vec3 vertexPosition;
+in vec2 vertexTexCoord;
+in vec3 vertexNormal;
+in vec4 vertexColor;
+
+// Input uniform values
+uniform mat4 mvpMatrix;
+
+// Output vertex attributes (to fragment shader)
+out vec2 fragTexCoord;
+out vec4 fragColor;
+
+// NOTE: Add here your custom variables 
+
+void main()
+{
+    // Send vertex attributes to fragment shader
+    fragTexCoord = vertexTexCoord;
+    fragColor = vertexColor;
+    
+    // Calculate final vertex position
+    gl_Position = mvpMatrix*vec4(vertexPosition, 1.0);
+}

examples/shaders/postprocessing/glsl330/bloom.fs

@@ -0,0 +1,40 @@
+#version 330
+
+// Input vertex attributes (from vertex shader)
+in vec2 fragTexCoord;
+in vec4 fragColor;
+
+// Input uniform values
+uniform sampler2D texture0;
+uniform vec4 colDiffuse;
+
+// Output fragment color
+out vec4 finalColor;
+
+// NOTE: Add here your custom variables
+
+const vec2 size = vec2(800, 450);   // render size
+const float samples = 5.0;          // pixels per axis; higher = bigger glow, worse performance
+const float quality = 2.5; 	        // lower = smaller glow, better quality
+
+void main()
+{
+    vec4 sum = vec4(0);
+    vec2 sizeFactor = vec2(1)/size*quality;
+
+    // Texel color fetching from texture sampler
+    vec4 source = texture(texture0, fragTexCoord);
+
+    const int range = 2;            // should be = (samples - 1)/2;
+
+    for (int x = -range; x <= range; x++)
+    {
+        for (int y = -range; y <= range; y++)
+        {
+            sum += texture(texture0, fragTexCoord + vec2(x, y)*sizeFactor);
+        }
+    }
+
+    // Calculate final fragment color
+    finalColor = ((sum/(samples*samples)) + source)*colDiffuse;
+}

examples/shaders/postprocessing/main.go

@@ -0,0 +1,77 @@
+package main
+
+import (
+	"github.com/gen2brain/raylib-go/raylib"
+)
+
+func main() {
+	screenWidth := int32(800)
+	screenHeight := int32(450)
+
+	raylib.SetConfigFlags(raylib.FlagMsaa4xHint | raylib.FlagVsyncHint) // Enable Multi Sampling Anti Aliasing 4x (if available)
+
+	raylib.InitWindow(screenWidth, screenHeight, "raylib [shaders] example - postprocessing shader")
+
+	camera := raylib.Camera{}
+	camera.Position = raylib.NewVector3(3.0, 3.0, 3.0)
+	camera.Target = raylib.NewVector3(0.0, 1.5, 0.0)
+	camera.Up = raylib.NewVector3(0.0, 1.0, 0.0)
+	camera.Fovy = 45.0
+
+	dwarf := raylib.LoadModel("dwarf.obj")             // Load OBJ model
+	texture := raylib.LoadTexture("dwarf_diffuse.png") // Load model texture
+	dwarf.Material.TexDiffuse = texture                // Set dwarf model diffuse texture
+
+	position := raylib.NewVector3(0.0, 0.0, 0.0) // Set model position
+
+	shader := raylib.LoadShader("glsl330/base.vs", "glsl330/bloom.fs") // Load postpro shader
+
+	// Create a RenderTexture2D to be used for render to texture
+	target := raylib.LoadRenderTexture(screenWidth, screenHeight)
+
+	raylib.SetCameraMode(camera, raylib.CameraOrbital) // Set free camera mode
+
+	//raylib.SetTargetFPS(60)
+
+	for !raylib.WindowShouldClose() {
+		raylib.UpdateCamera(&camera) // Update camera
+
+		raylib.BeginDrawing()
+
+		raylib.ClearBackground(raylib.RayWhite)
+
+		raylib.BeginTextureMode(target) // Enable drawing to texture
+
+		raylib.Begin3dMode(camera)
+
+		raylib.DrawModel(dwarf, position, 2.0, raylib.White) // Draw 3d model with texture
+
+		raylib.DrawGrid(10, 1.0) // Draw a grid
+
+		raylib.End3dMode()
+
+		raylib.DrawText("HELLO POSTPROCESSING!", 70, 190, 50, raylib.Red)
+
+		raylib.EndTextureMode() // End drawing to texture (now we have a texture available for next passes)
+
+		raylib.BeginShaderMode(shader)
+
+		// NOTE: Render texture must be y-flipped due to default OpenGL coordinates (left-bottom)
+		raylib.DrawTextureRec(target.Texture, raylib.NewRectangle(0, 0, target.Texture.Width, -target.Texture.Height), raylib.NewVector2(0, 0), raylib.White)
+
+		raylib.EndShaderMode()
+
+		raylib.DrawText("(c) Dwarf 3D model by David Moreno", screenWidth-200, screenHeight-20, 10, raylib.Gray)
+
+		raylib.DrawFPS(10, 10)
+
+		raylib.EndDrawing()
+	}
+
+	raylib.UnloadShader(shader)        // Unload shader
+	raylib.UnloadTexture(texture)      // Unload texture
+	raylib.UnloadModel(dwarf)          // Unload model
+	raylib.UnloadRenderTexture(target) // Unload render texture
+
+	raylib.CloseWindow()
+}

examples/shaders/shapes_textures/glsl330/base.vs

@@ -0,0 +1,26 @@
+#version 330
+
+// Input vertex attributes
+in vec3 vertexPosition;
+in vec2 vertexTexCoord;
+in vec3 vertexNormal;
+in vec4 vertexColor;
+
+// Input uniform values
+uniform mat4 mvpMatrix;
+
+// Output vertex attributes (to fragment shader)
+out vec2 fragTexCoord;
+out vec4 fragColor;
+
+// NOTE: Add here your custom variables 
+
+void main()
+{
+    // Send vertex attributes to fragment shader
+    fragTexCoord = vertexTexCoord;
+    fragColor = vertexColor;
+    
+    // Calculate final vertex position
+    gl_Position = mvpMatrix*vec4(vertexPosition, 1.0);
+}

examples/shaders/shapes_textures/glsl330/grayscale.fs

@@ -0,0 +1,26 @@
+#version 330
+
+// Input vertex attributes (from vertex shader)
+in vec2 fragTexCoord;
+in vec4 fragColor;
+
+// Input uniform values
+uniform sampler2D texture0;
+uniform vec4 colDiffuse;
+
+// Output fragment color
+out vec4 finalColor;
+
+// NOTE: Add here your custom variables
+
+void main()
+{
+    // Texel color fetching from texture sampler
+    vec4 texelColor = texture(texture0, fragTexCoord)*colDiffuse*fragColor;
+    
+    // Convert texel color to grayscale using NTSC conversion weights
+    float gray = dot(texelColor.rgb, vec3(0.299, 0.587, 0.114));
+    
+    // Calculate final fragment color
+    finalColor = vec4(gray, gray, gray, texelColor.a);
+}

examples/shaders/shapes_textures/main.go

@@ -0,0 +1,72 @@
+package main
+
+import (
+	"github.com/gen2brain/raylib-go/raylib"
+)
+
+func main() {
+	screenWidth := int32(800)
+	screenHeight := int32(450)
+
+	raylib.InitWindow(screenWidth, screenHeight, "raylib [shaders] example - shapes and texture shaders")
+
+	sonic := raylib.LoadTexture("sonic.png")
+
+	// NOTE: Using GLSL 330 shader version, on OpenGL ES 2.0 use GLSL 100 shader version
+	shader := raylib.LoadShader("glsl330/base.vs", "glsl330/grayscale.fs")
+
+	raylib.SetTargetFPS(60)
+
+	for !raylib.WindowShouldClose() {
+		raylib.BeginDrawing()
+
+		raylib.ClearBackground(raylib.RayWhite)
+
+		// Start drawing with default shader
+
+		raylib.DrawText("USING DEFAULT SHADER", 20, 40, 10, raylib.Red)
+
+		raylib.DrawCircle(80, 120, 35, raylib.DarkBlue)
+		raylib.DrawCircleGradient(80, 220, 60, raylib.Green, raylib.SkyBlue)
+		raylib.DrawCircleLines(80, 340, 80, raylib.DarkBlue)
+
+		// Activate our custom shader to be applied on next shapes/textures drawings
+		raylib.BeginShaderMode(shader)
+
+		raylib.DrawText("USING CUSTOM SHADER", 190, 40, 10, raylib.Red)
+
+		raylib.DrawRectangle(250-60, 90, 120, 60, raylib.Red)
+		raylib.DrawRectangleGradient(250-90, 170, 180, 130, raylib.Maroon, raylib.Gold)
+		raylib.DrawRectangleLines(250-40, 320, 80, 60, raylib.Orange)
+
+		// Activate our default shader for next drawings
+		raylib.EndShaderMode()
+
+		raylib.DrawText("USING DEFAULT SHADER", 370, 40, 10, raylib.Red)
+
+		raylib.DrawTriangle(raylib.NewVector2(430, 80),
+			raylib.NewVector2(430-60, 150),
+			raylib.NewVector2(430+60, 150), raylib.Violet)
+
+		raylib.DrawTriangleLines(raylib.NewVector2(430, 160),
+			raylib.NewVector2(430-20, 230),
+			raylib.NewVector2(430+20, 230), raylib.DarkBlue)
+
+		raylib.DrawPoly(raylib.NewVector2(430, 320), 6, 80, 0, raylib.Brown)
+
+		// Activate our custom shader to be applied on next shapes/textures drawings
+		raylib.BeginShaderMode(shader)
+
+		raylib.DrawTexture(sonic, 380, -10, raylib.White) // Using custom shader
+
+		// Activate our default shader for next drawings
+		raylib.EndShaderMode()
+
+		raylib.EndDrawing()
+	}
+
+	raylib.UnloadShader(shader) // Unload shader
+	raylib.UnloadTexture(sonic) // Unload texture
+
+	raylib.CloseWindow() // Close window and OpenGL context
+}

examples/shaders/standard_lighting/main.go

@@ -0,0 +1,93 @@
+package main
+
+import (
+	"github.com/gen2brain/raylib-go/raylib"
+)
+
+func main() {
+	screenWidth := int32(800)
+	screenHeight := int32(450)
+
+	raylib.SetConfigFlags(raylib.FlagMsaa4xHint | raylib.FlagVsyncHint) // Enable Multi Sampling Anti Aliasing 4x (if available)
+
+	raylib.InitWindow(screenWidth, screenHeight, "raylib [shaders] example - model shader")
+
+	camera := raylib.Camera{}
+	camera.Position = raylib.NewVector3(4.0, 4.0, 4.0)
+	camera.Target = raylib.NewVector3(0.0, 1.5, 0.0)
+	camera.Up = raylib.NewVector3(0.0, 1.0, 0.0)
+	camera.Fovy = 45.0
+
+	position := raylib.NewVector3(0.0, 0.0, 0.0) // Set model position
+
+	dwarf := raylib.LoadModel("dwarf.obj") // Load OBJ model
+
+	material := raylib.LoadStandardMaterial()
+
+	material.TexDiffuse = raylib.LoadTexture("dwarf_diffuse.png")   // Load model diffuse texture
+	material.TexNormal = raylib.LoadTexture("dwarf_normal.png")     // Load model normal texture
+	material.TexSpecular = raylib.LoadTexture("dwarf_specular.png") // Load model specular texture
+	material.ColDiffuse = raylib.White
+	material.ColAmbient = raylib.NewColor(0, 0, 10, 255)
+	material.ColSpecular = raylib.White
+	material.Glossiness = 50.0
+
+	dwarf.Material = material // Apply material to model
+
+	spotLight := raylib.CreateLight(raylib.LightSpot, raylib.NewVector3(3.0, 5.0, 2.0), raylib.NewColor(255, 255, 255, 255))
+	spotLight.Target = raylib.NewVector3(0.0, 0.0, 0.0)
+	spotLight.Intensity = 2.0
+	spotLight.Diffuse = raylib.NewColor(255, 100, 100, 255)
+	spotLight.ConeAngle = 60.0
+
+	dirLight := raylib.CreateLight(raylib.LightDirectional, raylib.NewVector3(0.0, -3.0, -3.0), raylib.NewColor(255, 255, 255, 255))
+	dirLight.Target = raylib.NewVector3(1.0, -2.0, -2.0)
+	dirLight.Intensity = 2.0
+	dirLight.Diffuse = raylib.NewColor(100, 255, 100, 255)
+
+	pointLight := raylib.CreateLight(raylib.LightPoint, raylib.NewVector3(0.0, 4.0, 5.0), raylib.NewColor(255, 255, 255, 255))
+	pointLight.Intensity = 2.0
+	pointLight.Diffuse = raylib.NewColor(100, 100, 255, 255)
+	pointLight.Radius = 3.0
+
+	// Setup orbital camera
+	raylib.SetCameraMode(camera, raylib.CameraOrbital) // Set an orbital camera mode
+
+	//raylib.SetTargetFPS(60)
+
+	for !raylib.WindowShouldClose() {
+		raylib.UpdateCamera(&camera) // Update camera
+
+		raylib.BeginDrawing()
+
+		raylib.ClearBackground(raylib.RayWhite)
+
+		raylib.Begin3dMode(camera)
+
+		raylib.DrawModel(dwarf, position, 2.0, raylib.White) // Draw 3d model with texture
+
+		raylib.DrawLight(spotLight)  // Draw spot light
+		raylib.DrawLight(dirLight)   // Draw directional light
+		raylib.DrawLight(pointLight) // Draw point light
+
+		raylib.DrawGrid(10, 1.0) // Draw a grid
+
+		raylib.End3dMode()
+
+		raylib.DrawText("(c) Dwarf 3D model by David Moreno", screenWidth-200, screenHeight-20, 10, raylib.Gray)
+
+		raylib.DrawFPS(10, 10)
+
+		raylib.EndDrawing()
+	}
+
+	raylib.UnloadMaterial(material) // Unload material and assigned textures
+	raylib.UnloadModel(dwarf)       // Unload model
+
+	// Destroy all created lights
+	raylib.DestroyLight(pointLight)
+	raylib.DestroyLight(dirLight)
+	raylib.DestroyLight(spotLight)
+
+	raylib.CloseWindow()
+}