add game&rawdata

gamedata/shaders/r2/accum_sun_mask.ps

@@ -0,0 +1,10 @@
+#include "common.h"
+
+#define EPS	(0.9f/255.f)
+half4 	main		( p_screen I )	: COLOR
+{
+  // Sample the fat framebuffer:
+  half4 NH		= tex2D 		(s_normal,   I.tc0); 
+  half	L 		= NH.w * dot	(Ldynamic_dir, (half3)NH) + EPS; // Use hemisphere as approximation of max light
+  return  		half4			(L,L,L,L);
+}