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