Exemple #1
0
Bool CTexture3D::SetRawDataFromFile( const CFilePath& path )
{
    if( path.Exist() == FALSE )
        return FALSE;

    CoreManager.GetMemoryManager().GetStackHeap().PushMarker();
    {
        CImageFile* imageFile = NULL;
        CDDSFile ddsFile;

        UInt32 offset = 0;
        Byte* destinationdata;
        UInt8 index;
        Char ext[6];

        path.GetExtension( ext, 6 );
        StringToLower( ext, ext, 6 );

        if( StringCompare( ext, "dds" ) == 0 )
            imageFile = &ddsFile;

        if( imageFile && !imageFile->Load( path ) )
        {
            CoreManager.GetMemoryManager().GetStackHeap().PopMarker();
            return FALSE;
        }

        DebugAssert( imageFile->GetIsVolumeTexture() );

        SetTextureInfo( imageFile->GetTextureInfo() );

        m_RawData.SetItemCount( GetTextureInfo().GetTextureByteCount() );
        destinationdata = m_RawData.GetBuffer();

        for( index = 0 ; index < GetTextureInfo().MipMapCount; index++)
        {
            UInt32 mipMapSize;
            const Byte* srcData = imageFile->GetSurfaceData( 0, index, mipMapSize );

            MemoryCopy( srcData, destinationdata + offset, mipMapSize );
            offset += mipMapSize;
        }
    }

    CoreManager.GetMemoryManager().GetStackHeap().PopMarker();

    return TRUE;
}