private EPVRTColourSpace RetrieveNativeColorSpace(SiliconStudio.Paradox.Graphics.PixelFormat format)
{
switch (format)
{
case SiliconStudio.Paradox.Graphics.PixelFormat.R8G8B8A8_UNorm_SRgb:
return(EPVRTColourSpace.ePVRTCSpaceSRgb);
default:
return(EPVRTColourSpace.ePVRTCSpacelRGB);
}
}
private EPVRTVariableType RetrieveNativePixelType(SiliconStudio.Paradox.Graphics.PixelFormat format)
{
switch (format)
{
case SiliconStudio.Paradox.Graphics.PixelFormat.R32G32B32A32_Float:
case SiliconStudio.Paradox.Graphics.PixelFormat.R32G32B32_Float:
return(EPVRTVariableType.ePVRTVarTypeFloat);
//case Paradox.Framework.Graphics.PixelFormat.R16G16B16A16_Float:
case SiliconStudio.Paradox.Graphics.PixelFormat.R32G32B32A32_UInt:
case SiliconStudio.Paradox.Graphics.PixelFormat.R32G32B32_UInt:
return(EPVRTVariableType.ePVRTVarTypeUnsignedInteger);
case SiliconStudio.Paradox.Graphics.PixelFormat.R32G32B32A32_SInt:
case SiliconStudio.Paradox.Graphics.PixelFormat.R32G32B32_SInt:
return(EPVRTVariableType.ePVRTVarTypeSignedInteger);
case SiliconStudio.Paradox.Graphics.PixelFormat.R16G16B16A16_UNorm:
return(EPVRTVariableType.ePVRTVarTypeUnsignedShortNorm);
case SiliconStudio.Paradox.Graphics.PixelFormat.R16G16B16A16_UInt:
return(EPVRTVariableType.ePVRTVarTypeUnsignedShort);
case SiliconStudio.Paradox.Graphics.PixelFormat.R16G16B16A16_SNorm:
return(EPVRTVariableType.ePVRTVarTypeSignedShortNorm);
case SiliconStudio.Paradox.Graphics.PixelFormat.R16G16B16A16_SInt:
return(EPVRTVariableType.ePVRTVarTypeSignedShort);
case SiliconStudio.Paradox.Graphics.PixelFormat.R8G8B8A8_UNorm_SRgb:
case SiliconStudio.Paradox.Graphics.PixelFormat.R8G8B8A8_UNorm:
return(EPVRTVariableType.ePVRTVarTypeUnsignedByteNorm);
case SiliconStudio.Paradox.Graphics.PixelFormat.R8G8B8A8_UInt:
return(EPVRTVariableType.ePVRTVarTypeUnsignedByte);
case SiliconStudio.Paradox.Graphics.PixelFormat.R8G8B8A8_SNorm:
return(EPVRTVariableType.ePVRTVarTypeSignedByteNorm);
case SiliconStudio.Paradox.Graphics.PixelFormat.R8G8B8A8_SInt:
return(EPVRTVariableType.ePVRTVarTypeSignedByte);
default:
return(EPVRTVariableType.ePVRTVarTypeUnsignedByteNorm);
}
}
/// <summary>
/// Determines whether the specified compression format is supported by this library
/// </summary>
/// <param name="format">The format.</param>
/// <returns>
/// <c>true</c> if the formats is supported by this library; otherwise, <c>false</c>.
/// </returns>
private bool SupportFormat(SiliconStudio.Paradox.Graphics.PixelFormat format)
{
switch (format)
{
case SiliconStudio.Paradox.Graphics.PixelFormat.R32G32B32A32_Float:
case SiliconStudio.Paradox.Graphics.PixelFormat.R32G32B32_Float:
case SiliconStudio.Paradox.Graphics.PixelFormat.R32G32B32A32_UInt:
case SiliconStudio.Paradox.Graphics.PixelFormat.R32G32B32_UInt:
case SiliconStudio.Paradox.Graphics.PixelFormat.R32G32B32A32_SInt:
case SiliconStudio.Paradox.Graphics.PixelFormat.R32G32B32_SInt:
case SiliconStudio.Paradox.Graphics.PixelFormat.R16G16B16A16_UNorm:
case SiliconStudio.Paradox.Graphics.PixelFormat.R16G16B16A16_UInt:
case SiliconStudio.Paradox.Graphics.PixelFormat.R16G16B16A16_SNorm:
case SiliconStudio.Paradox.Graphics.PixelFormat.R16G16B16A16_SInt:
case SiliconStudio.Paradox.Graphics.PixelFormat.R8G8B8A8_UNorm_SRgb:
case SiliconStudio.Paradox.Graphics.PixelFormat.R8G8B8A8_UNorm:
case SiliconStudio.Paradox.Graphics.PixelFormat.R8G8B8A8_UInt:
case SiliconStudio.Paradox.Graphics.PixelFormat.R8G8B8A8_SNorm:
case SiliconStudio.Paradox.Graphics.PixelFormat.R8G8B8A8_SInt:
case SiliconStudio.Paradox.Graphics.PixelFormat.B8G8R8A8_UNorm_SRgb:
case SiliconStudio.Paradox.Graphics.PixelFormat.B8G8R8A8_UNorm:
case SiliconStudio.Paradox.Graphics.PixelFormat.PVRTC_2bpp_RGB:
case SiliconStudio.Paradox.Graphics.PixelFormat.PVRTC_2bpp_RGBA:
case SiliconStudio.Paradox.Graphics.PixelFormat.PVRTC_4bpp_RGB:
case SiliconStudio.Paradox.Graphics.PixelFormat.PVRTC_4bpp_RGBA:
case SiliconStudio.Paradox.Graphics.PixelFormat.PVRTC_II_2bpp:
case SiliconStudio.Paradox.Graphics.PixelFormat.PVRTC_II_4bpp:
case SiliconStudio.Paradox.Graphics.PixelFormat.PVRTC_2bpp_RGB_SRgb:
case SiliconStudio.Paradox.Graphics.PixelFormat.PVRTC_2bpp_RGBA_SRgb:
case SiliconStudio.Paradox.Graphics.PixelFormat.PVRTC_4bpp_RGB_SRgb:
case SiliconStudio.Paradox.Graphics.PixelFormat.PVRTC_4bpp_RGBA_SRgb:
case SiliconStudio.Paradox.Graphics.PixelFormat.ETC1:
case SiliconStudio.Paradox.Graphics.PixelFormat.ETC2_RGB:
case SiliconStudio.Paradox.Graphics.PixelFormat.ETC2_RGB_SRgb:
case SiliconStudio.Paradox.Graphics.PixelFormat.ETC2_RGBA:
case SiliconStudio.Paradox.Graphics.PixelFormat.ETC2_RGBA_SRgb:
case SiliconStudio.Paradox.Graphics.PixelFormat.ETC2_RGB_A1:
case SiliconStudio.Paradox.Graphics.PixelFormat.EAC_R11_Unsigned:
case SiliconStudio.Paradox.Graphics.PixelFormat.EAC_R11_Signed:
case SiliconStudio.Paradox.Graphics.PixelFormat.EAC_RG11_Unsigned:
case SiliconStudio.Paradox.Graphics.PixelFormat.EAC_RG11_Signed:
return(true);
default:
return(false);
}
}
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);
}
/// <summary>
/// Retrieves the native format from the PixelFormat.
/// </summary>
/// <param name="format">The format.</param>
/// <returns></returns>
/// <exception cref="TexLibraryException">UnHandled compression format by PowerVC Texture Tool.</exception>
private UInt64 RetrieveNativeFormat(SiliconStudio.Paradox.Graphics.PixelFormat format)
{
switch (format)
{
case SiliconStudio.Paradox.Graphics.PixelFormat.PVRTC_2bpp_RGB:
return(0);
case SiliconStudio.Paradox.Graphics.PixelFormat.PVRTC_2bpp_RGBA:
return(1);
case SiliconStudio.Paradox.Graphics.PixelFormat.PVRTC_4bpp_RGB:
return(2);
case SiliconStudio.Paradox.Graphics.PixelFormat.PVRTC_4bpp_RGBA:
return(3);
case SiliconStudio.Paradox.Graphics.PixelFormat.PVRTC_II_2bpp:
return(4);
case SiliconStudio.Paradox.Graphics.PixelFormat.PVRTC_II_4bpp:
return(5);
case SiliconStudio.Paradox.Graphics.PixelFormat.ETC1:
return(6);
case SiliconStudio.Paradox.Graphics.PixelFormat.ETC2_RGB:
return(22);
case SiliconStudio.Paradox.Graphics.PixelFormat.ETC2_RGBA:
return(23);
case SiliconStudio.Paradox.Graphics.PixelFormat.ETC2_RGB_A1:
return(24);
case SiliconStudio.Paradox.Graphics.PixelFormat.EAC_R11_Unsigned:
return(25);
case SiliconStudio.Paradox.Graphics.PixelFormat.EAC_R11_Signed:
return(26);
case SiliconStudio.Paradox.Graphics.PixelFormat.EAC_RG11_Unsigned:
return(27);
case SiliconStudio.Paradox.Graphics.PixelFormat.EAC_RG11_Signed:
return(28);
case SiliconStudio.Paradox.Graphics.PixelFormat.R32G32B32A32_Float:
case SiliconStudio.Paradox.Graphics.PixelFormat.R32G32B32_Float:
case SiliconStudio.Paradox.Graphics.PixelFormat.R32G32B32A32_UInt:
case SiliconStudio.Paradox.Graphics.PixelFormat.R32G32B32_UInt:
case SiliconStudio.Paradox.Graphics.PixelFormat.R32G32B32A32_SInt:
case SiliconStudio.Paradox.Graphics.PixelFormat.R32G32B32_SInt:
return(Utilities.ConvertPixelType(PixelType.Standard32PixelType));
case SiliconStudio.Paradox.Graphics.PixelFormat.R16G16B16A16_UNorm:
case SiliconStudio.Paradox.Graphics.PixelFormat.R16G16B16A16_UInt:
case SiliconStudio.Paradox.Graphics.PixelFormat.R16G16B16A16_SNorm:
case SiliconStudio.Paradox.Graphics.PixelFormat.R16G16B16A16_SInt:
return(Utilities.ConvertPixelType(PixelType.Standard16PixelType));
case SiliconStudio.Paradox.Graphics.PixelFormat.R8G8B8A8_UNorm_SRgb:
case SiliconStudio.Paradox.Graphics.PixelFormat.R8G8B8A8_UNorm:
case SiliconStudio.Paradox.Graphics.PixelFormat.R8G8B8A8_UInt:
case SiliconStudio.Paradox.Graphics.PixelFormat.R8G8B8A8_SNorm:
case SiliconStudio.Paradox.Graphics.PixelFormat.R8G8B8A8_SInt:
return(Utilities.ConvertPixelType(PixelType.Standard8PixelType));
default:
Log.Error("UnHandled compression format by PowerVC Texture Tool.");
throw new TextureToolsException("UnHandled compression format by PowerVC Texture Tool.");
}
}
/// <summary>
/// Determines whether this requested format is supported.
/// </summary>
/// <param name="format">The format.</param>
/// <returns>
/// <c>true</c> if the formats is supported; otherwise, <c>false</c>.
/// </returns>
private bool SupportFormat(SiliconStudio.Paradox.Graphics.PixelFormat format)
{
return((int)(format) >= 1 && (int)(format) <= 115);
}
/// <summary>
/// Retrieves the native format from <see cref="SiliconStudio.Paradox.Graphics.PixelFormat"/>.
/// </summary>
/// <param name="format">The format.</param>
/// <returns>The corresponding <see cref="DXGI_FORMAT"/></returns>
private DXGI_FORMAT RetrieveNativeFormat(SiliconStudio.Paradox.Graphics.PixelFormat format)
{
return((DXGI_FORMAT)format);
}
private EPVRTColourSpace RetrieveNativeColorSpace(SiliconStudio.Paradox.Graphics.PixelFormat format)
{
return(format.IsSRgb() ? EPVRTColourSpace.ePVRTCSpaceSRgb : EPVRTColourSpace.ePVRTCSpacelRGB);
}