ref: 670212f2ee7c468790c3e3b351b45135c274ef9c
dir: /src/i_video.h/
// // Copyright(C) 1993-1996 Id Software, Inc. // Copyright(C) 2005-2014 Simon Howard // // This program is free software; you can redistribute it and/or // modify it under the terms of the GNU General Public License // as published by the Free Software Foundation; either version 2 // of the License, or (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // DESCRIPTION: // System specific interface stuff. // #ifndef __I_VIDEO__ #define __I_VIDEO__ #include "doomtype.h" // Screen width and height. #define SCREENWIDTH 320 #define SCREENHEIGHT 200 // Screen height used when aspect_ratio_correct=true. #define SCREENHEIGHT_4_3 240 typedef boolean (*grabmouse_callback_t)(void); // Called by D_DoomMain, // determines the hardware configuration // and sets up the video mode void I_InitGraphics (void); void I_GraphicsCheckCommandLine(void); void I_ShutdownGraphics(void); // Takes full 8 bit values. void I_SetPalette (byte* palette); int I_GetPaletteIndex(int r, int g, int b); void I_UpdateNoBlit (void); void I_FinishUpdate (void); void I_ReadScreen (pixel_t* scr); void I_BeginRead (void); void I_SetWindowTitle(const char *title); void I_CheckIsScreensaver(void); void I_SetGrabMouseCallback(grabmouse_callback_t func); void I_DisplayFPSDots(boolean dots_on); void I_BindVideoVariables(void); void I_InitWindowTitle(void); void I_InitWindowIcon(void); // Called before processing any tics in a frame (just after displaying a frame). // Time consuming syncronous operations are performed here (joystick reading). void I_StartFrame (void); // Called before processing each tic in a frame. // Quick syncronous operations are performed here. void I_StartTic (void); // Enable the loading disk image displayed when reading from disk. void I_EnableLoadingDisk(int xoffs, int yoffs); extern char *video_driver; extern boolean screenvisible; extern int vanilla_keyboard_mapping; extern boolean screensaver_mode; extern int usegamma; extern pixel_t *I_VideoBuffer; extern int screen_width; extern int screen_height; extern int fullscreen; extern int aspect_ratio_correct; extern int integer_scaling; extern int vga_porch_flash; extern int force_software_renderer; extern char *window_position; void I_GetWindowPosition(int *x, int *y, int w, int h); // Joystic/gamepad hysteresis extern unsigned int joywait; #endif