Efficient loading of chunks now and PSP is slighty more optimized

src/duskpsp/display/displayplatform.h

@@ -6,7 +6,8 @@
  */
 
 #pragma once
-#define DUSK_DISPLAY_SCALE 2
+#define DUSK_DISPLAY_SCALE_UI 1
+#define DUSK_DISPLAY_SCALE_3D 2
 #include "display/displaysdl2.h"
 
 typedef displaysdl2_t displayplatform_t;