private SiliconStudio.Paradox.Graphics.PixelFormat RetrieveFormatFromNativeData(PVRTextureHeader header)
{
SiliconStudio.Paradox.Graphics.PixelFormat format = header.GetFormat();
if (format == SiliconStudio.Paradox.Graphics.PixelFormat.R32G32B32A32_Float)
{
switch (header.GetChannelType())
{
case EPVRTVariableType.ePVRTVarTypeFloat:
return SiliconStudio.Paradox.Graphics.PixelFormat.R32G32B32A32_Float;
case EPVRTVariableType.ePVRTVarTypeUnsignedInteger:
return SiliconStudio.Paradox.Graphics.PixelFormat.R32G32B32A32_UInt;
case EPVRTVariableType.ePVRTVarTypeSignedInteger:
return SiliconStudio.Paradox.Graphics.PixelFormat.R32G32B32A32_SInt;
}
}
else if(format == SiliconStudio.Paradox.Graphics.PixelFormat.R16G16B16A16_UNorm)
{
switch (header.GetChannelType())
{
case EPVRTVariableType.ePVRTVarTypeUnsignedShortNorm:
return SiliconStudio.Paradox.Graphics.PixelFormat.R16G16B16A16_UNorm;
case EPVRTVariableType.ePVRTVarTypeUnsignedShort:
return SiliconStudio.Paradox.Graphics.PixelFormat.R16G16B16A16_UInt;
case EPVRTVariableType.ePVRTVarTypeSignedShortNorm:
return SiliconStudio.Paradox.Graphics.PixelFormat.R16G16B16A16_SNorm;
case EPVRTVariableType.ePVRTVarTypeSignedShort:
return SiliconStudio.Paradox.Graphics.PixelFormat.R16G16B16A16_SInt;
}
}
else if(format == SiliconStudio.Paradox.Graphics.PixelFormat.R8G8B8A8_UNorm)
{
switch (header.GetChannelType())
{
case EPVRTVariableType.ePVRTVarTypeUnsignedByteNorm:
{
if (header.GetColourSpace() == EPVRTColourSpace.ePVRTCSpacelRGB)
return SiliconStudio.Paradox.Graphics.PixelFormat.R8G8B8A8_UNorm;
else
return SiliconStudio.Paradox.Graphics.PixelFormat.R8G8B8A8_UNorm_SRgb;
}
case EPVRTVariableType.ePVRTVarTypeUnsignedByte:
return SiliconStudio.Paradox.Graphics.PixelFormat.R8G8B8A8_UInt;
case EPVRTVariableType.ePVRTVarTypeSignedByteNorm:
return SiliconStudio.Paradox.Graphics.PixelFormat.R8G8B8A8_SNorm;
case EPVRTVariableType.ePVRTVarTypeSignedByte:
return SiliconStudio.Paradox.Graphics.PixelFormat.R8G8B8A8_SInt;
}
}
return format;
}
