raylib-go/examples/shaders/model_shader/main.go
2017-10-26 19:03:17 +02:00

66 lines
2.1 KiB
Go

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.Maps[raylib.MapDiffuse].Texture = texture // Set dwarf model diffuse texture
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()
}