void R_Mesh_State(const rmeshstate_t *m);
// renders a mesh
-void R_Mesh_Draw(int numverts, int numtriangles, const int *elements);
+void R_Mesh_Draw(int firstvertex, int numvertices, int numtriangles, const int *elements);
// renders a mesh as lines
-void R_Mesh_Draw_ShowTris(int numverts, int numtriangles, const int *elements);
+void R_Mesh_Draw_ShowTris(int firstvertex, int numvertices, int numtriangles, const int *elements);
// saves a section of the rendered frame to a .tga or .jpg file
-qboolean SCR_ScreenShot(char *filename, qbyte *buffer1, qbyte *buffer2, qbyte *buffer3, int x, int y, int width, int height, qboolean flipx, qboolean flipy, qboolean flipdiagonal, qboolean jpeg);
+qboolean SCR_ScreenShot(char *filename, qbyte *buffer1, qbyte *buffer2, qbyte *buffer3, int x, int y, int width, int height, qboolean flipx, qboolean flipy, qboolean flipdiagonal, qboolean jpeg, qboolean gammacorrect);
// used by R_Envmap_f and internally in backend, clears the frame
void R_ClearScreen(void);
// invoke refresh of frame