unsigned char *ret = snewn(outlen, unsigned char);
int i;
- debug(("hex2bin: in '%s'", in));
-
memset(ret, 0, outlen*sizeof(unsigned char));
for (i = 0; i < outlen*2; i++) {
int c = in[i];
return ret;
}
+void game_mkhighlight(frontend *fe, float *ret,
+ int background, int highlight, int lowlight)
+{
+ float max;
+ int i;
+
+ frontend_default_colour(fe, &ret[background * 3]);
+
+ /*
+ * Drop the background colour so that the highlight is
+ * noticeably brighter than it while still being under 1.
+ */
+ max = ret[background*3];
+ for (i = 1; i < 3; i++)
+ if (ret[background*3+i] > max)
+ max = ret[background*3+i];
+ if (max * 1.2F > 1.0F) {
+ for (i = 0; i < 3; i++)
+ ret[background*3+i] /= (max * 1.2F);
+ }
+
+ for (i = 0; i < 3; i++) {
+ ret[highlight * 3 + i] = ret[background * 3 + i] * 1.2F;
+ ret[lowlight * 3 + i] = ret[background * 3 + i] * 0.8F;
+ }
+}
+
+void shuffle(void *array, int nelts, int eltsize, random_state *rs)
+{
+ char *tmp = smalloc(eltsize);
+ char *carray = (char *)array;
+ int i;
+
+ for (i = nelts; i-- > 1 ;) {
+ int j = random_upto(rs, i+1);
+ if (j != i) {
+ memcpy(tmp, carray + eltsize * i, eltsize);
+ memcpy(carray + eltsize * i, carray + eltsize * j, eltsize);
+ memcpy(carray + eltsize * j, tmp, eltsize);
+ }
+ }
+ sfree(tmp);
+}
+
+void draw_rect_outline(frontend *fe, int x, int y, int w, int h, int colour)
+{
+ int x0 = x, x1 = x+w-1, y0 = y, y1 = y+h-1;
+
+ draw_line(fe, x0, y0, x0, y1, colour);
+ draw_line(fe, x0, y1, x1, y1, colour);
+ draw_line(fe, x1, y1, x1, y0, colour);
+ draw_line(fe, x1, y0, x0, y0, colour);
+}
+
/* vim: set shiftwidth=4 tabstop=8: */