Decode()

Color[] Microsoft.Xna.Framework.Graphics.DxtDecoder.Decode ( byte[] source )

inline

Definition at line 44 of file DxtDecoder.cs.

    {
        Color[] result = new Color[width * height];
        int num = 0;
        for (int i = 0; i < height; i += 4)
        {
            for (int j = 0; j < width; j += 4)
            {
                int resultOffset = i * width + j;
                switch (format)
                {
                case SurfaceFormat.Dxt1:
                    DecodeRgbBlock(source, num, result, resultOffset, isDxt1: true);
                    num += 8;
                    break;
                case SurfaceFormat.Dxt3:
                    DecodeRgbBlock(source, num + 8, result, resultOffset, isDxt1: false);
                    DecodeExplicitAlphaBlock(source, num, result, resultOffset);
                    num += 16;
                    break;
                case SurfaceFormat.Dxt5:
                    DecodeRgbBlock(source, num + 8, result, resultOffset, isDxt1: false);
                    DecodeInterpolatedAlphaBlock(source, num, result, resultOffset);
                    num += 16;
                    break;
                }
            }
        }
        return result;
    }

References Microsoft.Xna.Framework.Graphics.DxtDecoder.DecodeExplicitAlphaBlock(), Microsoft.Xna.Framework.Graphics.DxtDecoder.DecodeInterpolatedAlphaBlock(), Microsoft.Xna.Framework.Graphics.DxtDecoder.DecodeRgbBlock(), Microsoft.Xna.Framework.Graphics.DxtDecoder.format, Microsoft.Xna.Framework.Graphics.DxtDecoder.height, System.source, and Microsoft.Xna.Framework.Graphics.DxtDecoder.width.

Referenced by Microsoft.Xna.Framework.Graphics.Texture2D.SaveAsImage().