From 892a2b11c7a5f5ebd1071f3c72ce56fb61e26fe5 Mon Sep 17 00:00:00 2001
From: jacksonmj <mj-pt@jacksonmj.co.uk>
Date: Wed, 27 Apr 2011 22:51:20 +0100
Subject: Make middle click work with photon map


diff --git a/src/main.c b/src/main.c
index e2bf9d0..5ec1f94 100644
--- a/src/main.c
+++ b/src/main.c
@@ -2769,10 +2769,12 @@ int main(int argc, char *argv[])
 					//sample
 					else if (((sdl_mod & (KMOD_LALT|KMOD_RALT)) && !(sdl_mod & (KMOD_SHIFT))) || b==SDL_BUTTON_MIDDLE)
 					{
-						if (y>0 && y<sdl_scale*YRES && x>0 && x<sdl_scale*XRES)
+						if (y>=0 && y<YRES && x>=0 && x<XRES)
 						{
 							int cr;
 							cr = pmap[y][x];
+							if ((cr>>8)>=NPART || !cr)
+								cr = photons[y][x];
 							if (!((cr>>8)>=NPART || !cr))
 							{
 								c = sl = cr&0xFF;
--
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