private static void ropCopy(RdpCanvas biDst, int dstwidth, int x, int y, int cx, int cy, uint[] src, int srcwidth, int srcx, int srcy, int Bpp)
{
if (src == null)
{
biDst.CopyPixels(srcx, srcy, x, y, cx, cy);
}
else
{
int index = (srcy * srcwidth) + srcx;
for (int i = 0; i < cy; i++)
{
int num3 = 0;
while (num3 < cx)
{
if (index >= src.Length)
{
index = src.Length - 1;
}
biDst.SetPixel(x + num3, y + i, (int)src[index]);
num3++;
index++;
}
index += srcwidth - cx;
}
}
}
private static void ropClear(RdpCanvas biDst, int width, int x, int y, int cx, int cy, int Bpp)
{
for (int i = x; i < (x + cx); i++)
{
for (int j = y; j < (y + cy); j++)
{
biDst.SetPixel(i, j, 0);
}
}
}
private static void ropSet(RdpCanvas biDst, int width, int x, int y, int cx, int cy, int Bpp)
{
int color = Options.bpp_mask;
for (int i = x; i < (x + cx); i++)
{
for (int j = y; j < (y + cy); j++)
{
biDst.SetPixel(i, j, color);
}
}
}
private static void ropNor(RdpCanvas biDst, int dstwidth, int x, int y, int cx, int cy, uint[] src, int srcwidth, int srcx, int srcy, int Bpp)
{
int num = Options.bpp_mask;
int index = (srcy * srcwidth) + srcx;
for (int i = 0; i < cy; i++)
{
for (int j = 0; j < cx; j++)
{
biDst.SetPixel(x + cx, y + cy, ((int)~(biDst.GetPixel(x + cx, y + cy) | src[index])) & num);
}
index += srcwidth - cx;
}
}
private static void ropXor(RdpCanvas biDst, int dstwidth, int x, int y, int cx, int cy, uint[] src, int srcwidth, int srcx, int srcy, int Bpp)
{
int num = Options.bpp_mask;
int index = (srcy * srcwidth) + srcx;
for (int i = 0; i < cy; i++)
{
for (int j = 0; j < cx; j++)
{
int pixel = biDst.GetPixel(x + j, y + i);
biDst.SetPixel(x + j, y + i, pixel ^ (((int)src[index]) & num));
index++;
}
index += srcwidth - cx;
}
}
private static void ropInvert(RdpCanvas biDst, uint[] dest, int width, int x, int y, int cx, int cy, int Bpp)
{
int num = Options.bpp_mask;
int index = (y * width) + x;
for (int i = 0; i < cy; i++)
{
for (int j = 0; j < cx; j++)
{
if (biDst != null)
{
int pixel = biDst.GetPixel(x + j, y + i);
biDst.SetPixel(x + j, y + i, ~pixel & num);
}
else
{
dest[index] = ~dest[index] & ((uint)num);
}
index++;
}
index += width - cx;
}
}
public static void do_pixel(int opcode, RdpCanvas dst, int x, int y, int color)
{
int num = Options.bpp_mask;
if (dst != null)
{
int pixel = dst.GetPixel(x, y);
switch (opcode)
{
case 0:
dst.SetPixel(x, y, 0);
return;
case 1:
dst.SetPixel(x, y, ~(pixel | color) & num);
return;
case 2:
dst.SetPixel(x, y, pixel & (~color & num));
return;
case 3:
dst.SetPixel(x, y, ~color & num);
return;
case 4:
dst.SetPixel(x, y, (~pixel & color) * num);
return;
case 5:
dst.SetPixel(x, y, ~pixel & num);
return;
case 6:
dst.SetPixel(x, y, pixel ^ (color & num));
return;
case 7:
dst.SetPixel(x, y, (~pixel & color) & num);
return;
case 8:
dst.SetPixel(x, y, pixel & (color & num));
return;
case 9:
dst.SetPixel(x, y, pixel ^ (~color & num));
return;
case 10:
break;
case 11:
dst.SetPixel(x, y, pixel | (~color & num));
return;
case 12:
dst.SetPixel(x, y, color);
return;
case 13:
dst.SetPixel(x, y, (~pixel | color) & num);
return;
case 14:
dst.SetPixel(x, y, pixel | (color & num));
return;
case 15:
dst.SetPixel(x, y, num);
return;
default:
// do_byte unsupported opcode: opcode
break;
}
}
}