void GL_ClientActiveTexture(int num);
void GL_Scissor(int x, int y, int width, int height); // AK for DRAWQUEUE_SETCLIP
void GL_ScissorTest(int state); // AK for DRAWQUEUE_(RE)SETCLIP
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extern cvar_t gl_lockarrays;
extern cvar_t gl_mesh_copyarrays;
// renders a mesh
void R_Mesh_Draw(int numverts, int numtriangles, const int *elements);
+// renders a mesh as lines
+void R_Mesh_Draw_ShowTris(int numverts, int numtriangles, int *elements);
// saves a section of the rendered frame to a .tga or .jpg file
qboolean SCR_ScreenShot(char *filename, int x, int y, int width, int height, qboolean jpeg);