static public MTLRasterizationRateLayerDescriptor Create(MTLSize sampleCount, float[] horizontal, float[] vertical)
{
if (horizontal == null)
{
ObjCRuntime.ThrowHelper.ThrowArgumentNullException(nameof(horizontal));
}
if (vertical == null)
{
ObjCRuntime.ThrowHelper.ThrowArgumentNullException(nameof(vertical));
}
if (sampleCount.Width != horizontal.Length)
{
throw new ArgumentOutOfRangeException("Horizontal length should be equal to the sampleCount.Width.");
}
if (sampleCount.Height != vertical.Length)
{
throw new ArgumentOutOfRangeException("Vertical length should be equal to the sampleCount.Height.");
}
unsafe
{
fixed(void *horizontalHandle = horizontal)
fixed(void *verticalHandle = vertical)
{
return(new MTLRasterizationRateLayerDescriptor(sampleCount, (IntPtr)horizontalHandle, (IntPtr)verticalHandle));
}
}
}
public MTLRegion(MTLOrigin origin, MTLSize size)
{
Origin = origin;
Size = size;
}
public static void ConvertSparsePixelRegions(this IMTLDevice This, MTLRegion [] pixelRegions, MTLRegion [] tileRegions, MTLSize tileSize, MTLSparseTextureRegionAlignmentMode mode, nuint numRegions)
{
if (tileRegions == null)
{
ObjCRuntime.ThrowHelper.ThrowArgumentNullException(nameof(tileRegions));
}
if (pixelRegions == null)
{
ObjCRuntime.ThrowHelper.ThrowArgumentNullException(nameof(pixelRegions));
}
var tileRegionsHandle = GCHandle.Alloc(tileRegions, GCHandleType.Pinned);
var pixelRegionsHandle = GCHandle.Alloc(pixelRegions, GCHandleType.Pinned);
try {
IntPtr tilePtr = tileRegionsHandle.AddrOfPinnedObject();
IntPtr pixelPtr = pixelRegionsHandle.AddrOfPinnedObject();
This.ConvertSparsePixelRegions(pixelPtr, tilePtr, tileSize, mode, numRegions);
} finally {
tileRegionsHandle.Free();
pixelRegionsHandle.Free();
}
}
public static void ConvertSparseTileRegions(this IMTLDevice This, MTLRegion [] tileRegions, MTLRegion [] pixelRegions, MTLSize tileSize, nuint numRegions)
{
if (tileRegions == null)
{
throw new ArgumentNullException(nameof(tileRegions));
}
if (pixelRegions == null)
{
throw new ArgumentNullException(nameof(pixelRegions));
}
var tileRegionsHandle = GCHandle.Alloc(tileRegions, GCHandleType.Pinned);
var pixelRegionsHandle = GCHandle.Alloc(pixelRegions, GCHandleType.Pinned);
try {
IntPtr tilePtr = tileRegionsHandle.AddrOfPinnedObject();
IntPtr pixelPtr = pixelRegionsHandle.AddrOfPinnedObject();
This.ConvertSparseTileRegions(tilePtr, pixelPtr, tileSize, numRegions);
} finally {
tileRegionsHandle.Free();
pixelRegionsHandle.Free();
}
}