📄 testimage.c
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/* Copyright (c) Colorado School of Mines, 1990./* All rights reserved. */#include <math.h>#include <stdio.h>#include "psplot.h"#define W 144#define H 144#define BPS 8#define ROW (1+(W*BPS-1)/8)#define NZ ROW*H#define INCHW 4#define INCHH 4unsigned char z[NZ];main(){ int i; float m[6],rscale=1.0/2147483648.0; beginps(); newpage("1",1); for (i=0; i<NZ; i++) z[i] = 255.0*rand()*rscale; translate(100.0,100.0); scale(INCHW*72.0,INCHH*72.0); m[0] = W; m[1] = 0; m[2] = 0; m[3] = -H; m[4] = 0; m[5] = H; image(W,H,BPS,m,z); showpage(); endps();}
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