public static void CopySubBufferToInt32Array(BitmapBlenderBase buff, int mx, int my, int w, int h, int[] buffer)
{
//TODO: review here,
//check pixel format for an image buffer before use
//if mBuffer is not 32 bits ARGB => this may not correct
int i = 0;
int[] mBuffer = buff.raw_buffer32;
for (int y = my; y < h; ++y)
{
//int xbufferOffset = buff.GetBufferOffsetXY(0, y);
int xbuffOffset32 = buff.GetBufferOffsetXY32(0, y);
for (int x = mx; x < w; ++x)
{
//A R G B
int val = mBuffer[xbuffOffset32];
//TODO: A =?
byte r = (byte)((val >> 16) & 0xff); // mBuffer[xbufferOffset + 2];
byte g = (byte)((val >> 8) & 0xff); // mBuffer[xbufferOffset + 1];
byte b = (byte)((val >> 0) & 0xff); // mBuffer[xbufferOffset];
//xbufferOffset += 4;
xbuffOffset32++;
//
buffer[i] = b | (g << 8) | (r << 16);
i++;
}
}
//int i = 0;
//byte[] mBuffer = buff.m_ByteBuffer;
//for (int y = my; y < h; ++y)
//{
// int xbufferOffset = buff.GetBufferOffsetXY(0, y);
// for (int x = mx; x < w; ++x)
// {
// //A R G B
// byte r = mBuffer[xbufferOffset + 2];
// byte g = mBuffer[xbufferOffset + 1];
// byte b = mBuffer[xbufferOffset];
// xbufferOffset += 4;
// //
// buffer[i] = b | (g << 8) | (r << 16);
// i++;
// }
//}
}
public void SetTarget(PixelFarm.CpuBlit.PixelProcessing.BitmapBlenderBase target)
{
_target = target;
}