protected void SetRandomValues(DeviceContextHolder holder, EffectOnlyResourceVariable texture, EffectOnlyVector4Variable size, bool accumulationMode,
Vector2 targetSize)
{
if (_accumulationMode != accumulationMode)
{
_accumulationMode = accumulationMode;
var randomSize = accumulationMode ? 16 : 4;
texture.SetResource(holder.GetRandomTexture(randomSize, randomSize));
_randomSize = randomSize;
if (!accumulationMode)
{
size.Set(new Vector4(targetSize.X / _randomSize, targetSize.Y / _randomSize, 0f, 0f));
}
}
else if (accumulationMode)
{
size.Set(new Vector4(targetSize.X / _randomSize, targetSize.Y / _randomSize, MathUtils.Random(0f, 1f), MathUtils.Random(0f, 1f)));
}
}
public static void Set([CanBeNull] this SourceReady ready, [NotNull] EffectOnlyResourceVariable resource,
[NotNull] EffectOnlyVector4Variable channelsAssignments)
{
resource.SetResource(ready?.View);
channelsAssignments.Set(ready?.ChannelsAssignments ?? default(Vector4));
}