105 lines
2.1 KiB
C
105 lines
2.1 KiB
C
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/*
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combine_rnd.c random effects
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============= --------------
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made by Thierry Boudet, aka "Oulala", aka "Tonton Th".
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include "tthimage.h"
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/*::------------------------------------------------------------------::*/
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/*
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* on va prendre au hasard un point sur une des deux images
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* le parametre 'yo' doit etre entre 0 et 10000
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*/
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int
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Image_combine_random_point(Image_Desc *s1, Image_Desc *s2, Image_Desc *d,
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int yo)
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{
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int foo, x, y, r, g, b;
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if ( (foo=Image_compare_desc(s1, s2)) )
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{
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fprintf(stderr, "%s: sources are differents (%d)\n", __func__, foo);
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return foo;
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}
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if ( (foo=Image_compare_desc(s1, d)) )
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{
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fprintf(stderr, "%s: destination different (%d)\n", __func__, foo);
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return foo;
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}
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if (yo > 10000) yo = 10000;
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else if (yo < 0) yo = 0;
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for (y=0; y<s1->height; y++)
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{
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for (x=0; x<s1->width; x++)
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{
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if ( (rand()%10000) > yo )
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{
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r = (s1->Rpix[y])[x];
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g = (s1->Gpix[y])[x];
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b = (s1->Bpix[y])[x];
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}
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else
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{
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r = (s2->Rpix[y])[x];
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g = (s2->Gpix[y])[x];
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b = (s2->Bpix[y])[x];
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}
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(d->Rpix[y])[x] = r;
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(d->Gpix[y])[x] = g;
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(d->Bpix[y])[x] = b;
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}
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}
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return OLL_KORRECT;
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}
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/*::------------------------------------------------------------------::*/
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/* new 7 mars 2010 */
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int
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Image_combine_random_rgb(Image_Desc *s1, Image_Desc *s2, Image_Desc *d,
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int yo)
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{
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int foo, x, y, r, g, b, r7, g7, b7;
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if ( (foo=Image_compare_desc(s1, s2)) )
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{
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fprintf(stderr, "%s: sources are differents (%d)\n", __func__, foo);
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return foo;
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}
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if ( (foo=Image_compare_desc(s1, d)) )
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{
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fprintf(stderr, "%s: destination different (%d)\n", __func__, foo);
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return foo;
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}
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for (y=0; y<s1->height; y++)
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{
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for (x=0; x<s1->width; x++)
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{
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if ( (rand()%100) > yo ) r = (s1->Rpix[y])[x];
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else r = (s2->Rpix[y])[x];
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if ( (rand()%100) > yo ) g = (s1->Gpix[y])[x];
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else g = (s2->Gpix[y])[x];
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if ( (rand()%100) > yo ) b = (s1->Bpix[y])[x];
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else b = (s2->Bpix[y])[x];
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(d->Rpix[y])[x] = r;
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(d->Gpix[y])[x] = g;
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(d->Bpix[y])[x] = b;
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}
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}
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return FULL_NUCKED;
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}
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/*::------------------------------------------------------------------::*/
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