ref: 580372cddbb04538da69a3936f670f7128765c4b
dir: /src/v_video.h/
// Emacs style mode select -*- C++ -*- //----------------------------------------------------------------------------- // // Copyright(C) 1993-1996 Id Software, Inc. // Copyright(C) 2005 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. // // You should have received a copy of the GNU General Public License // along with this program; if not, write to the Free Software // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA // 02111-1307, USA. // // DESCRIPTION: // Gamma correction LUT. // Functions to draw patches (by post) directly to screen. // Functions to blit a block to the screen. // //----------------------------------------------------------------------------- #ifndef __V_VIDEO__ #define __V_VIDEO__ #include "doomtype.h" // Needed because we are refering to patches. #include "v_patch.h" // // VIDEO // #define CENTERY (SCREENHEIGHT/2) // Screen 0 is the screen updated by I_Update screen. // Screen 1 is an extra buffer. extern byte *screens[5]; extern int dirtybox[4]; extern const byte gammatable[5][256]; extern int usegamma; // Allocates buffer screens, call before R_Init. void V_Init (void); void V_CopyRect ( int srcx, int srcy, int srcscrn, int width, int height, int destx, int desty, int destscrn ); void V_DrawPatch ( int x, int y, int scrn, patch_t* patch); void V_DrawPatchDirect ( int x, int y, int scrn, patch_t* patch ); // Draw a linear block of pixels into the view buffer. void V_DrawBlock ( int x, int y, int scrn, int width, int height, byte* src ); // Reads a linear block of pixels into the view buffer. void V_GetBlock ( int x, int y, int scrn, int width, int height, byte* dest ); void V_MarkRect ( int x, int y, int width, int height ); void V_ScreenShot(void); #endif