Textures are now showing up somewhat correctly!

Most of the actual changes are on the data conversion side.

memory.h

@@ -4,7 +4,7 @@
 #define SCRATCHLEN  1024
 extern u_char* const scratchpad;  // Starting address of scratchpad memory, i.e. the 1kB of data cache usable as fast RAM
 
-#define PRIMBUFLEN  65536  // TODO: reduce this to what's needed for a typical scene
+#define PRIMBUFLEN  65536*2  // TODO: reduce this to what's needed for a typical scene
 extern char *nextprim;
 extern char *primbuf_bounds;
 

world.c

@@ -288,6 +288,8 @@ static INLINE short world_planeDot(const SVECTOR *dir, const ps1bsp_plane_t *pla
 
 static void world_drawface(const world_t *world, const ps1bsp_face_t *face)
 {
+    // TODO: do an early primitive buffer check here, so we can skip backface culling & vertex copying if it's already full
+
     // Backface culling using the face's plane and center point
     // This eliminates the need for normal clipping per polygon
     SVECTOR cam_vec;