Initial commit

examples/models/cubicmap/main.go

@@ -0,0 +1,68 @@
+package main
+
+import (
+	"github.com/gen2brain/raylib-go/raylib"
+)
+
+func main() {
+	screenWidth := int32(800)
+	screenHeight := int32(450)
+
+	raylib.InitWindow(screenWidth, screenHeight, "raylib [models] example - cubesmap loading and drawing")
+
+	camera := raylib.Camera{}
+	camera.Position = raylib.NewVector3(16.0, 14.0, 16.0)
+	camera.Target = raylib.NewVector3(0.0, 0.0, 0.0)
+	camera.Up = raylib.NewVector3(0.0, 1.0, 0.0)
+	camera.Fovy = 45.0
+
+	image := raylib.LoadImage("cubicmap.png")   // Load cubicmap image (RAM)
+	cubic := raylib.LoadTextureFromImage(image) // Convert image to texture to display (VRAM)
+	cubicmap := raylib.LoadCubicmap(image)      // Load cubicmap model (generate model from image)
+
+	// NOTE: By default each cube is mapped to one part of texture atlas
+	texture := raylib.LoadTexture("cubicmap_atlas.png") // Load map texture
+	cubicmap.Material.TexDiffuse = texture              // Set map diffuse texture
+
+	mapPosition := raylib.NewVector3(-16.0, 0.0, -8.0) // Set model position
+
+	raylib.UnloadImage(image) // Unload cubesmap image from RAM, already uploaded to VRAM
+
+	raylib.SetCameraMode(camera, raylib.CameraOrbital) // Set an orbital camera mode
+
+	raylib.SetTargetFPS(60)
+
+	for !raylib.WindowShouldClose() {
+		// Update
+
+		raylib.UpdateCamera(&camera) // Update camera
+
+		// Draw
+
+		raylib.BeginDrawing()
+
+		raylib.ClearBackground(raylib.RayWhite)
+
+		raylib.Begin3dMode(camera)
+
+		raylib.DrawModel(cubicmap, mapPosition, 1.0, raylib.White)
+
+		raylib.End3dMode()
+
+		raylib.DrawTextureEx(cubic, raylib.NewVector2(float32(screenWidth-cubic.Width*4-20), 20), 0.0, 4.0, raylib.White)
+		raylib.DrawRectangleLines(screenWidth-cubic.Width*4-20, 20, cubic.Width*4, cubic.Height*4, raylib.Green)
+
+		raylib.DrawText("cubicmap image used to", 658, 90, 10, raylib.Gray)
+		raylib.DrawText("generate map 3d model", 658, 104, 10, raylib.Gray)
+
+		raylib.DrawFPS(10, 10)
+
+		raylib.EndDrawing()
+	}
+
+	raylib.UnloadTexture(cubic)   // Unload cubicmap texture
+	raylib.UnloadTexture(texture) // Unload map texture
+	raylib.UnloadModel(cubicmap)  // Unload map model
+
+	raylib.CloseWindow()
+}