Ticket #4880: iphone-grabPalette.patch

backends/platform/iphone/osys_video.cpp

@@ -86 +86 @@
 }
 
 void OSystem_IPHONE::setPalette(const byte *colors, uint start, uint num) {
-        //printf("setPalette()\n");
+        assert(start + num <= 256);
         const byte *b = colors;
 
         for (uint i = start; i < start + num; ++i) {
@@ -98 +98 @@
 }
 
 void OSystem_IPHONE::grabPalette(byte *colors, uint start, uint num) {
-        //printf("grabPalette()\n");
+        assert(start + num <= 256);
+        const byte *b = colors;
+
+        for (uint i = start; i < start + num; ++i) {
+                Graphics::colorToRGB<Graphics::ColorMasks<565> >(_palette[i], b[0], b[1], b[2]);
+                b[3] = 0xFF;
+                b += 4;
+        }
 }
 
 void OSystem_IPHONE::copyRectToScreen(const byte *buf, int pitch, int x, int y, int w, int h) {