X-Git-Url: http://git.mutantstargoat.com?a=blobdiff_plain;f=src%2Fgfx.cc;h=b72e43bcf1fa67788a349c72366e73a6379aacde;hb=e2626c41c841dbbfb64ddf6341b4e23089036299;hp=f0be4605174b24fbb178f9218c19b2214550c4d7;hpb=5984d5479693fd7519674a5bc40ebf804f8d0a46;p=winnie

diff --git a/src/gfx.cc b/src/gfx.cc
index f0be460..b72e43b 100644
--- a/src/gfx.cc
+++ b/src/gfx.cc
@@ -1,3 +1,24 @@
+/*
+winnie - an experimental window system
+
+Copyright (C) 2013 Eleni Maria Stea
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+Author: Eleni Maria Stea <elene.mst@gmail.com>
+*/
+
 #include <string.h>
 
 #include "geom.h"
@@ -47,6 +68,9 @@ void fill_rect(const Rect &rect, int r, int g, int b)
 void blit(unsigned char *src_img, const Rect &src_rect, unsigned char* dest_img,
 		const Rect &dest_rect, int dest_x, int dest_y)
 {
+	int red_offs, green_offs, blue_offs;
+	get_rgb_order(&red_offs, &green_offs, &blue_offs);
+
 	Rect irect = rect_intersection(get_clipping_rect(), dest_rect);
 
 	int width = src_rect.width;
@@ -82,7 +106,11 @@ void blit(unsigned char *src_img, const Rect &src_rect, unsigned char* dest_img,
 	unsigned char *dptr = dest_img + (dest_y * dest_rect.width + dest_x) * 4;
 
 	for(int i=0; i<height; i++) {
-		memcpy(dptr, sptr, width * 4);
+		for(int j=0; j<width; j++) {
+			dptr[j * 4 + red_offs] = sptr[j * 4];
+			dptr[j * 4 + green_offs] = sptr[j * 4 + 1];
+			dptr[j * 4 + blue_offs] = sptr[j * 4 + 2];
+		}
 		sptr += src_rect.width * 4;
 		dptr += dest_rect.width * 4;
 	}
@@ -91,6 +119,9 @@ void blit(unsigned char *src_img, const Rect &src_rect, unsigned char* dest_img,
 void blit_key(unsigned char *src_img, const Rect &src_rect, unsigned char* dest_img,
 		const Rect &dest_rect, int dest_x, int dest_y, int key_r, int key_g, int key_b)
 {
+	int red_offs, green_offs, blue_offs;
+	get_rgb_order(&red_offs, &green_offs, &blue_offs);
+
 	Rect irect = rect_intersection(get_clipping_rect(), dest_rect);
 
 	int width = src_rect.width;
@@ -132,9 +163,9 @@ void blit_key(unsigned char *src_img, const Rect &src_rect, unsigned char* dest_
 			int b = sptr[j * 4 + 2];
 
 			if(r != key_r || g != key_g || b != key_b) {
-				dptr[j * 4] = r;
-				dptr[j * 4 + 1] = g;
-				dptr[j * 4 + 2] = b;
+				dptr[j * 4 + red_offs] = r;
+				dptr[j * 4 + green_offs] = g;
+				dptr[j * 4 + blue_offs] = b;
 			}
 		}