public static byte[] ReadTexture(IMemory Memory, GalImage Image, long Position)
{
MemoryManager CpuMemory;
if (Memory is NvGpuVmm Vmm)
{
CpuMemory = Vmm.Memory;
}
else
{
CpuMemory = (MemoryManager)Memory;
}
ISwizzle Swizzle = TextureHelper.GetSwizzle(Image);
ImageDescriptor Desc = GetImageDescriptor(Image.Format);
(int Width, int Height) = GetImageSizeInBlocks(Image);
int BytesPerPixel = Desc.BytesPerPixel;
//Note: Each row of the texture needs to be aligned to 4 bytes.
int Pitch = (Width * BytesPerPixel + 3) & ~3;
byte[] Data = new byte[Height * Pitch];
for (int Y = 0; Y < Height; Y++)
{
int OutOffs = Y * Pitch;
for (int X = 0; X < Width; X++)
{
long Offset = (uint)Swizzle.GetSwizzleOffset(X, Y);
CpuMemory.ReadBytes(Position + Offset, Data, OutOffs, BytesPerPixel);
OutOffs += BytesPerPixel;
}
}
return(Data);
}
public static byte[] ReadTexture(IAMemory Memory, GalImage Image, long Position)
{
AMemory CpuMemory;
if (Memory is NvGpuVmm Vmm)
{
CpuMemory = Vmm.Memory;
}
else
{
CpuMemory = (AMemory)Memory;
}
ISwizzle Swizzle = TextureHelper.GetSwizzle(Image);
ImageDescriptor Desc = GetImageDescriptor(Image.Format);
(int Width, int Height) = GetImageSizeInBlocks(Image);
int BytesPerPixel = Desc.BytesPerPixel;
int OutOffs = 0;
byte[] Data = new byte[Width * Height * BytesPerPixel];
for (int Y = 0; Y < Height; Y++)
{
for (int X = 0; X < Width; X++)
{
long Offset = (uint)Swizzle.GetSwizzleOffset(X, Y);
CpuMemory.ReadBytes(Position + Offset, Data, OutOffs, BytesPerPixel);
OutOffs += BytesPerPixel;
}
}
return(Data);
}
protected override void Destroy()
{
CpuMemory.Dispose();
}