public static uint GetBlockSizeInBytes(PixelFormat format)
{
switch (format)
{
case PixelFormat.BC1_Rgba_UNorm:
case PixelFormat.BC1_Rgb_UNorm:
return(8);
case PixelFormat.BC2_UNorm:
case PixelFormat.BC3_UNorm:
return(16);
default:
throw Illegal.Value <PixelFormat>();
}
}
public static uint GetSizeInBytes(VertexElementFormat format)
{
switch (format)
{
case VertexElementFormat.Byte2_Norm:
case VertexElementFormat.Byte2:
case VertexElementFormat.SByte2_Norm:
case VertexElementFormat.SByte2:
return(2);
case VertexElementFormat.Float1:
case VertexElementFormat.UInt1:
case VertexElementFormat.Int1:
case VertexElementFormat.Byte4_Norm:
case VertexElementFormat.Byte4:
case VertexElementFormat.SByte4_Norm:
case VertexElementFormat.SByte4:
case VertexElementFormat.UShort2_Norm:
case VertexElementFormat.UShort2:
case VertexElementFormat.Short2_Norm:
case VertexElementFormat.Short2:
return(4);
case VertexElementFormat.Float2:
case VertexElementFormat.UInt2:
case VertexElementFormat.Int2:
case VertexElementFormat.UShort4_Norm:
case VertexElementFormat.UShort4:
case VertexElementFormat.Short4_Norm:
case VertexElementFormat.Short4:
return(8);
case VertexElementFormat.Float3:
case VertexElementFormat.UInt3:
case VertexElementFormat.Int3:
return(12);
case VertexElementFormat.Float4:
case VertexElementFormat.UInt4:
case VertexElementFormat.Int4:
return(16);
default:
throw Illegal.Value <VertexElementFormat>();
}
}
public static uint GetSizeInBytes(PixelFormat format)
{
switch (format)
{
case PixelFormat.R8_UNorm:
case PixelFormat.R8_SNorm:
case PixelFormat.R8_UInt:
case PixelFormat.R8_SInt:
return(1);
case PixelFormat.R16_UNorm:
case PixelFormat.R16_SNorm:
case PixelFormat.R16_UInt:
case PixelFormat.R16_SInt:
case PixelFormat.R16_Float:
case PixelFormat.R8_G8_UNorm:
case PixelFormat.R8_G8_SNorm:
case PixelFormat.R8_G8_UInt:
case PixelFormat.R8_G8_SInt:
return(2);
case PixelFormat.R32_UInt:
case PixelFormat.R32_SInt:
case PixelFormat.R32_Float:
case PixelFormat.R16_G16_UNorm:
case PixelFormat.R16_G16_SNorm:
case PixelFormat.R16_G16_UInt:
case PixelFormat.R16_G16_SInt:
case PixelFormat.R16_G16_Float:
case PixelFormat.R8_G8_B8_A8_UNorm:
case PixelFormat.R8_G8_B8_A8_SNorm:
case PixelFormat.R8_G8_B8_A8_UInt:
case PixelFormat.R8_G8_B8_A8_SInt:
case PixelFormat.B8_G8_R8_A8_UNorm:
case PixelFormat.R10_G10_B10_A2_UNorm:
case PixelFormat.R10_G10_B10_A2_UInt:
case PixelFormat.R11_G11_B10_Float:
case PixelFormat.D24_UNorm_S8_UInt:
return(4);
case PixelFormat.D32_Float_S8_UInt:
return(5);
case PixelFormat.R16_G16_B16_A16_UNorm:
case PixelFormat.R16_G16_B16_A16_SNorm:
case PixelFormat.R16_G16_B16_A16_UInt:
case PixelFormat.R16_G16_B16_A16_SInt:
case PixelFormat.R16_G16_B16_A16_Float:
case PixelFormat.R32_G32_UInt:
case PixelFormat.R32_G32_SInt:
case PixelFormat.R32_G32_Float:
return(8);
case PixelFormat.R32_G32_B32_A32_Float:
case PixelFormat.R32_G32_B32_A32_UInt:
case PixelFormat.R32_G32_B32_A32_SInt:
return(16);
case PixelFormat.BC1_Rgb_UNorm:
case PixelFormat.BC1_Rgba_UNorm:
case PixelFormat.BC2_UNorm:
case PixelFormat.BC3_UNorm:
Debug.Fail("GetSizeInBytes should not be used on a compressed format.");
throw Illegal.Value <PixelFormat>();
default: throw Illegal.Value <PixelFormat>();
}
}
