forked from tTh/FloatImg
101 lines
1.9 KiB
C
101 lines
1.9 KiB
C
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/*
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testing some random funcs.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <math.h>
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#include <string.h>
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#include "floatimg.h"
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/* --------------------------------------------------------------------- */
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int add(FloatImg *a, FloatImg *b)
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{
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int x, y;
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int offset;
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double tb;
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fimg_timer_set(0);
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for (x=0; x<a->width; x++) {
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for (y=0; y<a->height; y++) {
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offset = x + (y * a->width);
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a->R[offset] += b->R[offset];
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a->G[offset] += b->G[offset];
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a->B[offset] += b->B[offset];
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}
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}
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tb = fimg_timer_get(0);
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fprintf(stderr, "%s = %f seconds\n", __func__, tb);
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return 0;
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}
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/* --------------------------------------------------------------------- */
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void fait_un_dessin(char *fname)
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{
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FloatImg dessin;
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double tb;
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puts("");
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fimg_timer_set(0);
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fimg_create(&dessin, 3200, 2400, 3);
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fimg_draw_something(&dessin);
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fimg_dump_to_file(&dessin, "dessin.fimg", 0);
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fimg_destroy(&dessin);
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tb = fimg_timer_get(0);
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fprintf(stderr, "%s = %f seconds\n", __func__, tb);
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puts("");
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}
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/* --------------------------------------------------------------------- */
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int main(int argc, char *argv[])
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{
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FloatImg fimgA, fimgB;
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int foo;
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double tb;
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fimg_print_version(0);
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#define W 2000
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#define H 1700
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fait_un_dessin("dessin.fimg");
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fimg_create(&fimgA, W, H, 3);
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fimg_create(&fimgB, W, H, 3);
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fimg_draw_something(&fimgA);
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fimg_timer_set(0);
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fimg_drand48(&fimgB, 100.0);
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tb = fimg_timer_get(0);
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fprintf(stderr, "%s = %f seconds\n", __func__, tb);
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foo = fimg_save_as_pnm(&fimgB, "drand48.pnm", 0);
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/*
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fimg_printhead(&fimgA); fimg_printhead(&fimgB);
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fimg_describe(&fimgA, "image A");
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*/
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add(&fimgA, &fimgB);
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foo = fimg_save_as_pnm(&fimgA, "t.pnm", 0);
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fprintf(stderr, "save as pnm -> %d\n", foo);
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foo = fimg_dump_to_file(&fimgA, "t.fimg", 0);
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fprintf(stderr, "save as fimg -> %d\n", foo);
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fimg_destroy(&fimgA);
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fimg_destroy(&fimgB);
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return 0;
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}
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/* --------------------------------------------------------------------- */
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