public static void sampleBi(capex.image.RGBAPixelIntegerBuffer pixels, int x, int y, int[] color)
{
capex.image.ImageResizer.initFixedUnit();
var xscale = x & capex.image.ImageResizer.unit - 1;
var yscale = y & capex.image.ImageResizer.unit - 1;
var x0 = x >> capex.image.ImageResizer.FIXED_SHIFT;
var y0 = y >> capex.image.ImageResizer.FIXED_SHIFT;
var x1 = x0 + 1;
var y1 = y0 + 1;
var i = 0;
var c0 = pixels.getRgbaPixel(x0, y0, true);
var c1 = pixels.getRgbaPixel(x1, y0, true);
var c2 = pixels.getRgbaPixel(x0, y1, true);
var c3 = pixels.getRgbaPixel(x1, y1, true);
color[3] = capex.image.ImageResizer.lerp(capex.image.ImageResizer.lerp(c0[3], c1[3], yscale), capex.image.ImageResizer.lerp(c2[3], c3[3], yscale), xscale);
if (color[3] != 0)
{
for (i = 0; i < 3; i++)
{
color[i] = capex.image.ImageResizer.lerp(capex.image.ImageResizer.lerp(c0[i] * c0[3] / 255, c1[i] * c1[3] / 255, yscale), capex.image.ImageResizer.lerp(c2[i] * c2[3] / 255, c3[i] * c3[3] / 255, yscale), xscale);
}
}
else
{
for (i = 0; i < 3; i++)
{
color[i] = 0;
}
}
}
public byte[] getBufferRegion(int x, int y, bool newbuffer = false)
{
if (cache == null && newbuffer == false)
{
cache = new byte[rangew * rangeh * 4];
}
var v = cache;
if (newbuffer)
{
v = new byte[rangew * rangeh * 4];
}
var p = v;
if (p == null)
{
return(null);
}
var i = 0;
var j = 0;
for (i = 0; i < rangeh; i++)
{
for (j = 0; j < rangew; j++)
{
var pix = src.getRgbaPixel(x + j, y + i);
cape.Buffer.setByte(p, (long)((i * rangew + j) * 4 + 0), (byte)pix[0]);
cape.Buffer.setByte(p, (long)((i * rangew + j) * 4 + 1), (byte)pix[1]);
cape.Buffer.setByte(p, (long)((i * rangew + j) * 4 + 2), (byte)pix[2]);
cape.Buffer.setByte(p, (long)((i * rangew + j) * 4 + 3), (byte)pix[3]);
}
}
return(v);
}
