shithub: picker

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print out new color only if it actually changed

--- a/picker.c

+++ b/picker.c

@@ -353,16 +353,21 @@

 					Rectangle r = srects[i];

 					r.max.x += 1;

 					if (ptinrect(m.xy, r)) {

+						ulong u;

+

 						c->v[i] = MIN(mode->max[i], (double)(m.xy.x - r.min.x) * mode->max[i]/(double)(Dx(r)-1));

 						mode->torgb(c->v, c->rgba);

-						c->u = D2C(c->rgba[0])<<24 | D2C(c->rgba[1])<<16 | D2C(c->rgba[2])<<8 | D2C(c->v[3]);

-						if (nchan < 4)

-							j = sprint(buf, "%d %06lux\n", curcolor, c->u>>8);

-						else

-							j = sprint(buf, "%d %08lux\n", curcolor, c->u);

-						if (write(1, buf, j) != j)

-							goto end;

-						redraw();

+						u = D2C(c->rgba[0])<<24 | D2C(c->rgba[1])<<16 | D2C(c->rgba[2])<<8 | D2C(c->v[3]);

+						if (c->u != u) {

+							c->u = u;

+							if (nchan < 4)

+								j = sprint(buf, "%d %06lux\n", curcolor, u>>8);

+							else

+								j = sprint(buf, "%d %08lux\n", curcolor, u);

+							if (write(1, buf, j) != j)

+								goto end;

+							redraw();

+						}

 						goto next;

 					}

 				}