protected override void Update()
{
base.Update();
if (changeReader == null)
{
changeReader = new P3dReader();
changeReader.OnComplete += HandleCompleteChange;
}
if (changeReader.Requested == false && registeredPaintableTexture != null && registeredPaintableTexture.Activated == true)
{
if (P3dReader.NeedsUpdating(changeReader, changePixels, registeredPaintableTexture.Current, downsampleSteps) == true || changeDirty == true)
{
changeDirty = false;
var desc = registeredPaintableTexture.Current.descriptor; desc.useMipMap = false;
var renderTexture = P3dHelper.GetRenderTexture(desc);
P3dCommandReplace.Blit(renderTexture, texture, color);
// Request new change
changeReader.Request(renderTexture, DownsampleSteps, Async);
P3dHelper.ReleaseRenderTexture(renderTexture);
}
}
changeReader.UpdateRequest();
}
public static bool NeedsUpdating <T>(P3dReader reader, NativeArray <T> array, RenderTexture texture, int downsampleSteps)
where T : struct
{
if (array.IsCreated == false || reader.DownsampledSize.x * reader.DownsampledSize.y != array.Length)
{
return(true);
}
var originalSize = Vector2Int.zero;
var downsampledSize = Vector2Int.zero;
originalSize.x = downsampledSize.x = texture.width;
originalSize.y = downsampledSize.y = texture.height;
for (var i = 0; i < downsampleSteps; i++)
{
if (downsampledSize.x > 2)
{
downsampledSize.x /= 2;
}
if (downsampledSize.y > 2)
{
downsampledSize.y /= 2;
}
}
return(reader.OriginalSize != originalSize || reader.DownsampledSize != downsampledSize);
}
protected override void Update()
{
base.Update();
if (maskReader == null)
{
maskReader = new P3dReader();
maskReader.OnComplete += HandleCompleteMask;
}
if (maskReader.Requested == false && registeredPaintableTexture != null && registeredPaintableTexture.Activated == true)
{
if (P3dReader.NeedsUpdating(maskReader, maskPixels, registeredPaintableTexture.Current, downsampleSteps) == true || maskDirty == true)
{
maskDirty = false;
var desc = registeredPaintableTexture.Current.descriptor; desc.useMipMap = false;
var renderTexture = P3dHelper.GetRenderTexture(desc);
if (maskTexture != null)
{
P3dBlit.Texture(renderTexture, P3dHelper.GetQuadMesh(), 0, maskTexture, P3dCoord.First);
}
else
{
P3dBlit.White(renderTexture, maskMesh, 0, registeredPaintableTexture.Coord);
}
// Request new mask
maskReader.Request(renderTexture, DownsampleSteps, Async);
P3dHelper.ReleaseRenderTexture(renderTexture);
}
}
maskReader.UpdateRequest();
}
protected virtual void Update()
{
if (currentReader == null)
{
currentReader = new P3dReader();
currentReader.OnComplete += HandleCompleteCurrent;
}
cooldown -= Time.deltaTime;
if (cooldown <= 0.0f && currentReader.Requested == false && registeredPaintableTexture != null && registeredPaintableTexture.Activated == true)
{
if (P3dReader.NeedsUpdating(currentReader, currentPixels, registeredPaintableTexture.Current, downsampleSteps) == true || currentDirty == true)
{
cooldown = interval;
currentDirty = false;
currentReader.Request(registeredPaintableTexture.Current, downsampleSteps, async);
}
}
currentReader.UpdateRequest();
}
