1 files changed, 185 insertions, 0 deletions

diff --git a/apps/plugins/doom/v_video.h b/apps/plugins/doom/v_video.h
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+++ b/apps/plugins/doom/v_video.h
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+/* Emacs style mode select   -*- C++ -*-
+ *-----------------------------------------------------------------------------
+ *
+ *
+ *  PrBoom a Doom port merged with LxDoom and LSDLDoom
+ *  based on BOOM, a modified and improved DOOM engine
+ *  Copyright (C) 1999 by
+ *  id Software, Chi Hoang, Lee Killough, Jim Flynn, Rand Phares, Ty Halderman
+ *  Copyright (C) 1999-2000 by
+ *  Jess Haas, Nicolas Kalkhof, Colin Phipps, Florian Schulze
+ *
+ *  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.
+ *  Color range translation support
+ *  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"
+#include "doomdef.h"
+// Needed because we are refering to patches.
+#include "r_data.h"
+
+//
+// VIDEO
+//
+
+#define CENTERY     (SCREENHEIGHT/2)
+
+// Screen 0 is the screen updated by I_Update screen.
+// Screen 1 is an extra buffer.
+
+// array of pointers to color translation tables
+extern const byte *colrngs[];
+
+// symbolic indices into color translation table pointer array
+typedef enum
+{
+   CR_BRICK,   //0
+   CR_TAN,     //1
+   CR_GRAY,    //2
+   CR_GREEN,   //3
+   CR_BROWN,   //4
+   CR_GOLD,    //5
+   CR_RED,     //6
+   CR_BLUE,    //7
+   CR_ORANGE,  //8
+   CR_YELLOW,  //9
+   CR_BLUE2,   //10 // proff
+   CR_LIMIT    //11 //jff 2/27/98 added for range check
+} crange_idx_e;
+//jff 1/16/98 end palette color range additions
+
+#define CR_DEFAULT CR_RED   /* default value for out of range colors */
+
+extern byte      *screens[6];
+extern int        dirtybox[4];
+extern const byte gammatable[5][256];
+extern int        usegamma;
+
+//jff 4/24/98 loads color translation lumps
+void V_InitColorTranslation(void);
+
+// Allocates buffer screens, call before R_Init.
+void V_Init (void);
+
+enum patch_translation_e {
+   VPT_NONE    = 0, // Normal
+   VPT_FLIP    = 1, // Flip image horizontally
+   VPT_TRANS   = 2, // Translate image via a translation table
+   VPT_STRETCH = 4, // Stretch to compensate for high-res
+};
+
+#ifndef GL_DOOM
+void V_CopyRect(int srcx,  int srcy,  int srcscrn, int width, int height,
+                int destx, int desty, int destscrn,
+                enum patch_translation_e flags);
+#else
+#define V_CopyRect(sx,sy,ss,w,h,dx,dy,ds,f)
+#endif /* GL_DOOM */
+
+#ifdef GL_DOOM
+#define V_FillRect(s,x,y,w,h,c) gld_FillBlock(x,y,w,h,c)
+#else
+void V_FillRect(int scrn, int x, int y, int width, int height, byte colour);
+#endif
+
+// CPhipps - patch drawing
+// Consolidated into the 3 really useful functions:
+// V_DrawMemPatch - Draws the given patch_t
+#ifdef GL_DOOM
+#define V_DrawMemPatch(x,y,s,p,t,f) gld_DrawPatchFromMem(x,y,p,t,f)
+#else
+void V_DrawMemPatch(int x, int y, int scrn, const patch_t *patch,
+                    int cm, enum patch_translation_e flags);
+#endif
+// V_DrawNumPatch - Draws the patch from lump num
+#ifdef GL_DOOM
+#define V_DrawNumPatch(x,y,s,l,t,f) gld_DrawNumPatch(x,y,l,t,f)
+#else
+void V_DrawNumPatch(int x, int y, int scrn, int lump,
+                    int cm, enum patch_translation_e flags);
+#endif
+// V_DrawNamePatch - Draws the patch from lump "name"
+#ifdef GL_DOOM
+#define V_DrawNamePatch(x,y,s,n,t,f) gld_DrawNumPatch(x,y,W_GetNumForName(n),t,f)
+#else
+#define V_DrawNamePatch(x,y,s,n,t,f) V_DrawNumPatch(x,y,s,W_GetNumForName(n),t,f)
+#endif
+
+/* cph -
+ * Functions to return width & height of a patch.
+ * Doesn't really belong here, but is often used in conjunction with
+ * this code.
+ */
+int V_NamePatchWidth(const char* name);
+int V_NamePatchHeight(const char* name);
+
+// Draw a linear block of pixels into the view buffer.
+
+// CPhipps - added const's, patch translation flags for stretching
+#ifndef GL_DOOM
+void V_DrawBlock(int x, int y, int scrn, int width, int height,
+                 const byte *src, enum patch_translation_e flags);
+#endif
+
+/* cphipps 10/99: function to tile a flat over the screen */
+#ifdef GL_DOOM
+#define V_DrawBackground(n,s) gld_DrawBackground(n)
+#else
+void V_DrawBackground(const char* flatname, int scrn);
+#endif
+
+// Reads a linear block of pixels into the view buffer.
+
+#ifndef GL_DOOM
+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);
+
+// CPhipps - function to convert a patch_t into a simple block bitmap
+// Returns pointer to the malloc()'ed bitmap, and its width and height
+byte *V_PatchToBlock(const char* name, int cm,
+                     enum patch_translation_e flags,
+                     unsigned short* width, unsigned short* height);
+#else
+#define V_MarkRect(x,y,w,h)
+#define V_PatchToBlock(n,cm,f,w,h) NULL
+#endif
+
+// CPhipps - function to set the palette to palette number pal.
+void V_SetPalette(int pal);
+
+// CPhipps - function to plot a pixel
+
+#ifndef GL_DOOM
+#define V_PlotPixel(s,x,y,c) screens[s][x+SCREENWIDTH*y]=c
+#endif
+
+#define V_AllocScreen(scrn) screens[scrn] = malloc(SCREENWIDTH*SCREENHEIGHT)
+#define V_FreeScreen(scrn) free(screens[scrn]); screens[scrn] = NULL
+
+#ifdef GL_DOOM
+#include "gl_struct.h"
+#endif
+#endif