131 lines
3.2 KiB
C#
131 lines
3.2 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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public class OvrAvatarTextureCopyManager : MonoBehaviour
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{
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private const int TEXTURES_TO_COPY_QUEUE_CAPACITY = 256;
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struct CopyTextureParams
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{
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public Texture Src;
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public Texture Dst;
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public int Mip;
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public int SrcSize;
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public int DstElement;
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public CopyTextureParams(
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Texture src,
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Texture dst,
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int mip,
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int srcSize,
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int dstElement)
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{
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Src = src;
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Dst = dst;
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Mip = mip;
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SrcSize = srcSize;
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DstElement = dstElement;
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}
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}
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private Queue<CopyTextureParams> texturesToCopy;
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public OvrAvatarTextureCopyManager()
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{
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texturesToCopy = new Queue<CopyTextureParams>(TEXTURES_TO_COPY_QUEUE_CAPACITY);
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}
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public void Update()
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{
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if (texturesToCopy.Count == 0)
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{
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return;
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}
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CopyTextureParams copyTextureParams;
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lock (texturesToCopy)
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{
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copyTextureParams = texturesToCopy.Dequeue();
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}
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StartCoroutine(CopyTextureCoroutine(copyTextureParams));
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}
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public int GetTextureCount()
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{
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return texturesToCopy.Count;
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}
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public void CopyTexture(
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Texture src,
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Texture dst,
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int mipLevel,
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int mipSize,
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int dstElement,
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bool useQueue = true)
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{
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bool queued = false;
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var copyTextureParams = new CopyTextureParams(src, dst, mipLevel, mipSize, dstElement);
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if (useQueue)
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{
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lock (texturesToCopy)
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{
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if (texturesToCopy.Count < TEXTURES_TO_COPY_QUEUE_CAPACITY)
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{
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texturesToCopy.Enqueue(copyTextureParams);
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queued = true;
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}
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}
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}
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else
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{
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CopyTexture(copyTextureParams);
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}
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if (!queued)
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{
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CopyTexture(copyTextureParams);
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}
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}
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IEnumerator CopyTextureCoroutine(CopyTextureParams copyTextureParams)
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{
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// Wait until frame rendering is done
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yield return new WaitForEndOfFrame();
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Graphics.CopyTexture(
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copyTextureParams.Src,
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0,
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copyTextureParams.Mip,
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0,
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0,
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copyTextureParams.SrcSize,
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copyTextureParams.SrcSize,
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copyTextureParams.Dst,
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copyTextureParams.DstElement,
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copyTextureParams.Mip,
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0,
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0);
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}
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private void CopyTexture(CopyTextureParams copyTextureParams)
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{
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Graphics.CopyTexture(
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copyTextureParams.Src,
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0,
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copyTextureParams.Mip,
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0,
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0,
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copyTextureParams.SrcSize,
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copyTextureParams.SrcSize,
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copyTextureParams.Dst,
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copyTextureParams.DstElement,
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copyTextureParams.Mip,
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0,
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0);
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}
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}
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