87 lines
2.0 KiB
Go
87 lines
2.0 KiB
Go
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package cache
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import (
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"zworld/engine/renderapi/buffer"
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"zworld/engine/renderapi/command"
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"zworld/engine/renderapi/device"
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"zworld/engine/renderapi/texture"
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"github.com/vkngwrapper/core/v2/core1_0"
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)
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type TextureCache T[texture.Ref, texture.T]
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func NewTextureCache(device device.T, worker command.Worker) TextureCache {
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return New[texture.Ref, texture.T](&textures{
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device: device,
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worker: worker,
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})
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}
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type textures struct {
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device device.T
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worker command.Worker
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}
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func (t *textures) Instantiate(ref texture.Ref, callback func(texture.T)) {
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var stage buffer.T
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var tex texture.T
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// transfer data to texture buffer
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t.worker.Queue(func(cmd command.Buffer) {
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// load image data
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img := ref.ImageData()
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// args & defaults
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args := ref.TextureArgs()
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// allocate texture
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var err error
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tex, err = texture.New(t.device, ref.Key(), img.Width, img.Height, img.Format, args)
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if err != nil {
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panic(err)
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}
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// allocate staging buffer
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stage = buffer.NewShared(t.device, "staging:texture", len(img.Buffer))
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// write to staging buffer
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stage.Write(0, img.Buffer)
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stage.Flush()
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cmd.CmdImageBarrier(
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core1_0.PipelineStageTopOfPipe,
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core1_0.PipelineStageTransfer,
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tex.Image(),
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core1_0.ImageLayoutUndefined,
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core1_0.ImageLayoutTransferDstOptimal,
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core1_0.ImageAspectColor)
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cmd.CmdCopyBufferToImage(stage, tex.Image(), core1_0.ImageLayoutTransferDstOptimal)
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cmd.CmdImageBarrier(
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core1_0.PipelineStageTransfer,
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core1_0.PipelineStageFragmentShader,
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tex.Image(),
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core1_0.ImageLayoutTransferDstOptimal,
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core1_0.ImageLayoutShaderReadOnlyOptimal,
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core1_0.ImageAspectColor)
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})
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t.worker.Submit(command.SubmitInfo{
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Marker: "TextureUpload",
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Callback: func() {
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stage.Destroy()
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callback(tex)
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},
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})
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}
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func (t *textures) Delete(tex texture.T) {
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tex.Destroy()
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}
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func (t *textures) Destroy() {
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}
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func (t *textures) Name() string { return "TextureCache" }
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func (t *textures) String() string { return "TextureCache" }
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