Exemplo n.º 1
0
        public FieldTexturePS3(Bitmap bitmap)
        {
            Field00 = 0x020200FF;
            Field08 = 0x00000001;
            Field0C = 0x00000000;
            Flags   = FieldTextureFlags.Flag2 | FieldTextureFlags.Flag4 | FieldTextureFlags.Flag80;

            var ddsFormat = DDSCodec.DetermineBestCompressedFormat(bitmap);
            var data      = DDSCodec.CompressPixelData(bitmap, ddsFormat);

            if (ddsFormat == DDSPixelFormatFourCC.DXT3)
            {
                Flags |= FieldTextureFlags.DXT3;
            }
            else if (ddsFormat == DDSPixelFormatFourCC.DXT5)
            {
                Flags |= FieldTextureFlags.DXT5;
            }

            MipMapCount = ( byte )1;
            Field1A     = 2;
            Field1B     = 0;
            Field1C     = 0xAAE4;
            Width       = ( short )bitmap.Width;
            Height      = ( short )bitmap.Height;
            Field24     = 1;
            Data        = data;
        }
Exemplo n.º 2
0
        private static unsafe void Encode(SubTexture subTexture, Bitmap bitmap)
        {
            bool ownsBitmap = false;

            if (subTexture.Width != bitmap.Width || subTexture.Height != bitmap.Height)
            {
                ownsBitmap = true;
                bitmap     = new Bitmap(bitmap, subTexture.Width, subTexture.Height);
            }

            var rect = new Rectangle(0, 0, bitmap.Width, bitmap.Height);

            if (subTexture.Format == TextureFormat.RGB)
            {
                var bitmapData = bitmap.LockBits(rect, ImageLockMode.ReadOnly, PixelFormat.Format24bppRgb);

                fixed(byte *ptr = subTexture.Data)
                {
                    BGRtoRGB(( byte * )bitmapData.Scan0, ptr, subTexture.Data.Length);
                }

                bitmap.UnlockBits(bitmapData);
            }
            else if (subTexture.Format == TextureFormat.RGBA)
            {
                var bitmapData = bitmap.LockBits(rect, ImageLockMode.ReadOnly, PixelFormat.Format32bppArgb);

                fixed(byte *ptr = subTexture.Data)
                {
                    Int32RGBAToByte(( int * )bitmapData.Scan0, ptr, subTexture.Data.Length);
                }

                bitmap.UnlockBits(bitmapData);
            }
            else
            {
                var compressedPixels =
                    DDSCodec.CompressPixelData(bitmap, TextureUtilities.GetDDSPixelFormat(subTexture.Format));
                Array.Copy(compressedPixels, subTexture.Data, subTexture.Data.Length);
            }

            if (ownsBitmap)
            {
                bitmap.Dispose();
            }
        }