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11.128 Sample ‘surfca’ ¶

Function surfca is similar to surf but its coloring and transparency is determined by another data arrays.

MGL code:

call 'prepare2d'
title 'SurfCA plot':rotate 50 60:light on:alpha on:box:surfca a b a

C++ code:

void smgl_surfca(mglGraph *gr)
{
	mglData a,b;	mgls_prepare2d(&a,&b);
	if(big!=3)	gr->Title("SurfCA plot");
	gr->Rotate(50,60);	gr->Alpha(true);	gr->Light(true);	gr->Box();
	gr->SurfCA(a,b,a);
}