46 lines
937 B
Go
46 lines
937 B
Go
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package engine
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import (
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osimage "image"
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"runtime"
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"zworld/engine/object"
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"zworld/engine/render/graph"
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"zworld/engine/renderapi/image"
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"zworld/engine/renderapi/vulkan"
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)
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// Render a single frame and return it as *image.RGBA
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func Frame(args Args, scenefuncs ...SceneFunc) *osimage.RGBA {
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runtime.LockOSThread()
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backend := vulkan.New("goworld", 0)
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defer backend.Destroy()
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if args.Renderer == nil {
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args.Renderer = graph.Default
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}
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buffer := vulkan.NewColorTarget(backend.Device(), "output", image.FormatRGBA8Unorm, vulkan.TargetSize{
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Width: args.Width,
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Height: args.Height,
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Frames: 1,
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Scale: 1,
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})
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defer buffer.Destroy()
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// create renderer
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renderer := args.Renderer(backend, buffer)
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defer renderer.Destroy()
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// create scene
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scene := object.Empty("Scene")
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for _, scenefunc := range scenefuncs {
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scenefunc(scene)
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}
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scene.Update(scene, 0)
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renderer.Draw(scene, 0, 0)
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return renderer.Screengrab()
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}
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