+ random blocks 8x8

Fonderie/crapulator.c

@@ -221,6 +221,11 @@ switch (idFx) {
 		retval = vertical_singlitch(image, 290+rand()%45,
 							fval, 0.19, 0);
 		break;
+
+	case 26:
+		retval = random_blocks(image, 80);
+		break;
+
 	default :
 		fprintf(stderr, "%s : effect #%d invalid\n", 
 				__func__, idFx);

Fonderie/glitches.c

@@ -96,6 +96,25 @@ for (y=0; y<8; y++) {
 return 0;
 }
 /*   --------------------------------------------------------------   */
+int random_blocks(FloatImg *picture, int percent)
+{
+int		x, y;
+
+for (y=0; y<picture->height; y+=8) {
+	for (x=0; x<picture->width; x+=8) {
+
+		if (percent < (rand()%100) ) {
+
+			un_petit_flou_8x8(picture,x, y);
+
+			}
+
+		}
+	}
+
+return 0;
+}
+/*   --------------------------------------------------------------   */
 int un_moyen_flou_8x8(FloatImg *picture, int xpos, int ypos)
 {
 int	i, j, x, y;

Fonderie/glitches.h

@@ -4,6 +4,7 @@
 
 int kill_a_random_line(FloatImg *pvictime, float level, int bits);
 int kill_a_few_lines(FloatImg *who, float fval, int number);
+int random_blocks(FloatImg *picture, int percent);
 
 int un_petit_flou_8x8(FloatImg *picture, int x, int y);
 int un_moyen_flou_8x8(FloatImg *picture, int x, int y);