Reorganized poly vertex data structure to allow for faster copying in the PS1 code

main.cpp

@@ -235,7 +235,7 @@ int process_faces(const world_t* world, const TextureList& textures)
 				if (light > 255)
 					light = 255;
 
-				polyVert.light = (unsigned short)light;
+				polyVert.r = polyVert.g = polyVert.b = (unsigned char)light;
 				outPolyVertices.push_back(polyVert);
 			}
 

ps1bsp.h

@@ -59,9 +59,9 @@ typedef struct
 // TODO: break up into poly vertex (index + uv) and surface vertex (index + light) shared between polygons. Will reduce this struct size to 4 bytes and eliminate duplicate light values.
 typedef struct
 {
+	unsigned char r, g, b, pad;
+	unsigned char u, v;
 	unsigned short index;
-	unsigned short light;	// Can be made into u_char if we need to store more data; currently u_short for 32-bit alignment purposes
-	unsigned short u, v;	// Can be made into u_char if we need to store more data; currently u_short for 32-bit alignment purposes
 } ps1bsp_polyvertex_t;
 
 // Faces are broken up into one or more polygons, each of which can be drawn as a quad/triangle strip with a single texture.