// window system independent camera view code typedef struct { int width, height; qboolean timing; vec3_t origin; // at center of window float scale; } z_t; extern z_t z; void Z_Init (void); void Z_MouseDown (int x, int y, int buttons); void Z_MouseUp (int x, int y, int buttons); void Z_MouseMoved (int x, int y, int buttons); void Z_Draw (void);