//---------------------------------------------------------------------------------------------
// colour normalisation
//---------------------------------------------------------------------------------------------
public void colourNormalise(classimage sourceimg, int multiplier)
{
int x,y,c,p,av_r=0,av_g=0,av_b=0;
int[] col = new int[3];
sourceimg.averageColour(0,0,width,height,ref av_r,ref av_g,ref av_b);
for (x=0;x<width;x++)
for (y=0;y<height;y++)
{
for (c=0;c<3;c++) col[c] = sourceimg.image[x,y,c];
col[0] -= av_r;
col[1] -= av_g;
col[2] -= av_b;
for (c=0;c<3;c++)
{
p = 127 + (col[c]*multiplier);
if (p<1) p=1;
if (p>255) p=255;
image[x,y,c]=(Byte)p;
}
}
}
