cachepic_t;
void Draw_Init (void);
-cachepic_t *Draw_CachePic (char *path);
+cachepic_t *Draw_CachePic (const char *path, qboolean persistent);
+// create or update a pic's image
+cachepic_t *Draw_NewPic(const char *picname, int width, int height, int alpha, qbyte *pixels);
+// free the texture memory used by a pic
+void Draw_FreePic(const char *picname);
void R_DrawQueue(void);