Set initial max_retro_screen_width/height and last_retro_screen_width/height to 640x480

Author: dmrlawson

libretro/libretro.c

@@ -144,10 +144,10 @@ uint32_t *blitter_buf = NULL;
 uint32_t *blitter_buf_lock = NULL;
 uint32_t retro_screen_width = 640;
 uint32_t retro_screen_height = 480;
-uint32_t max_retro_screen_width = 320;
-uint32_t max_retro_screen_height = 240;
-uint32_t last_retro_screen_width = 320;
-uint32_t last_retro_screen_height = 240;
+uint32_t max_retro_screen_width = 640;
+uint32_t max_retro_screen_height = 480;
+uint32_t last_retro_screen_width = 640;
+uint32_t last_retro_screen_height = 480;
 struct retro_game_geometry active_geometry;
 extern uint32_t last_vi_width;
 extern uint32_t last_vi_height;