/*
	testing some random funcs.

*/

#include  <stdio.h>
#include  <stdlib.h>
#include  <math.h>
#include  <string.h>

#include  "floatimg.h"

/* --------------------------------------------------------------------- */
int add(FloatImg *a, FloatImg *b)
{
int		x, y;
int 		offset;
double		tb;

fimg_timer_set(0);

for (x=0; x<a->width; x++) {
	for (y=0; y<a->height; y++) {
		offset = x + (y * a->width);
		a->R[offset] += b->R[offset];
		a->G[offset] += b->G[offset];
		a->B[offset] += b->B[offset];
		}
	}

tb = fimg_timer_get(0);
fprintf(stderr, "%s = %f seconds\n", __func__, tb);

return 0;
}
/* --------------------------------------------------------------------- */
void fait_un_dessin(char *fname)
{
FloatImg	dessin;
double		tb;

puts("");
fimg_timer_set(0);
fimg_create(&dessin, 3200, 2400, 3);
fimg_draw_something(&dessin);
fimg_dump_to_file(&dessin, "dessin.fimg", 0);
fimg_destroy(&dessin);
tb = fimg_timer_get(0);
fprintf(stderr, "%s = %f seconds\n", __func__, tb);

puts("");
}
/* --------------------------------------------------------------------- */

int main(int argc, char *argv[])
{
FloatImg	fimgA, fimgB;
int		foo;
double		tb;

fimg_print_version(0);

#define W  2000
#define H  1700

fait_un_dessin("dessin.fimg");

fimg_create(&fimgA, W, H, 3);
fimg_create(&fimgB, W, H, 3);

fimg_draw_something(&fimgA);

fimg_timer_set(0);
fimg_drand48(&fimgB, 100.0);
tb = fimg_timer_get(0);
fprintf(stderr, "%s = %f seconds\n", __func__, tb);

foo = fimg_save_as_pnm(&fimgB, "drand48.pnm", 0);

/*
fimg_printhead(&fimgA);  fimg_printhead(&fimgB);
fimg_describe(&fimgA, "image A");
*/

add(&fimgA, &fimgB);

foo = fimg_save_as_pnm(&fimgA, "t.pnm", 0);
fprintf(stderr, "save as pnm  -> %d\n", foo);
foo = fimg_dump_to_file(&fimgA, "t.fimg", 0);
fprintf(stderr, "save as fimg -> %d\n", foo);

fimg_destroy(&fimgA);
fimg_destroy(&fimgB);


return 0;
}

/* --------------------------------------------------------------------- */