X-Git-Url: https://eleni.mutantstargoat.com/git/?p=winnie;a=blobdiff_plain;f=src%2Fgfx.cc;h=7d3595c1ca3ff679b3b76c30c6c5b8f469106f2e;hp=45c918befc4602d9300e797b76777ebbf4b5aed8;hb=4047a2dc058e7e54e4ff95311fb556ae8eeeedb9;hpb=d114b136897ca569d819da5f9b75bd08f9cbe2c0

diff --git a/src/gfx.cc b/src/gfx.cc
index 45c918b..7d3595c 100644
--- a/src/gfx.cc
+++ b/src/gfx.cc
@@ -92,17 +92,19 @@ void clear_screen(int r, int g, int b)
 
 void fill_rect(const Rect &rect, int r, int g, int b)
 {
-	if(rect.x < 0) {
-		rect.x = 0;
+	Rect drect = rect;
+
+	if(drect.x < 0) {
+		drect.x = 0;
 	}
 
-	if(rect.y < 0) {
-		rect.y = 0;
+	if(drect.y < 0) {
+		drect.y = 0;
 	}
 
-	unsigned char *fb = framebuffer + (rect.x + screen_rect.width * rect.y) * 4;
-	for(int i=0; i<rect.height; i++) {
-		for(int j=0; j<rect.width; j++) {
+	unsigned char *fb = framebuffer + (drect.x + screen_rect.width * drect.y) * 4;
+	for(int i=0; i<drect.height; i++) {
+		for(int j=0; j<drect.width; j++) {
 			fb[j * 4] = b;
 			fb[j * 4 + 1] = g;
 			fb[j * 4 + 2] = r;