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quakespasm/Quake/gl_vidsdl.c

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/*
Copyright (C) 1996-2001 Id Software, Inc.
Copyright (C) 2002-2009 John Fitzgibbons and others
Copyright (C) 2007-2008 Kristian Duske
Copyright (C) 2010 Ozkan Sezer and Steven Atkinson
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.
*/
// gl_vidnt.c -- NT GL vid component
#include "quakedef.h"
#include "bgmusic.h"
#include "resource.h"
#include "SDL.h"
#define MAX_MODE_LIST 600 //johnfitz -- was 30
#define VID_ROW_SIZE 3
#define WARP_WIDTH 320
#define WARP_HEIGHT 200
#define MAXWIDTH 10000
#define MAXHEIGHT 10000
#define BASEWIDTH 320
#define BASEHEIGHT 200
#define SDL_DEFAULT_FLAGS SDL_OPENGL
typedef struct {
modestate_t type;
int width;
int height;
int modenum;
int dib;
int fullscreen;
int bpp;
// int refreshrate; //johnfitz
int halfscreen;
char modedesc[17];
} vmode_t;
typedef struct {
int width;
int height;
} lmode_t;
lmode_t lowresmodes[] = {
{320, 200},
{320, 240},
{400, 300},
{512, 384},
};
const char *gl_vendor;
const char *gl_renderer;
const char *gl_version;
const char *gl_extensions;
qboolean DDActive;
qboolean scr_skipupdate;
static vmode_t modelist[MAX_MODE_LIST];
static int nummodes;
static vmode_t badmode;
static qboolean vid_initialized = false;
static qboolean windowed, leavecurrentmode;
static qboolean vid_canalttab = false;
static qboolean vid_toggle_works = true;
extern qboolean mouseactive; // from in_win.c
SDL_Surface *draw_context;
int vid_modenum = NO_MODE;
int vid_realmode;
int vid_default = MODE_WINDOWED;
unsigned char vid_curpal[256*3];
static qboolean fullsbardraw = false;
glvert_t glv;
viddef_t vid; // global video state
//unsigned short d_8to16table[256]; //johnfitz -- never used
//unsigned char d_15to8table[65536]; //johnfitz -- never used
modestate_t modestate = MODE_WINDOWED;
void VID_Menu_Init (void); //johnfitz
void VID_Menu_f (void); //johnfitz
void VID_MenuDraw (void);
void VID_MenuKey (int key);
const char *VID_GetModeDescription (int mode);
void ClearAllStates (void);
void VID_UpdateWindowStatus (void);
void GL_Init (void);
PFNGLARRAYELEMENTEXTPROC glArrayElementEXT = NULL;
PFNGLCOLORPOINTEREXTPROC glColorPointerEXT = NULL;
PFNGLTEXCOORDPOINTEREXTPROC glTexCoordPointerEXT = NULL;
PFNGLVERTEXPOINTEREXTPROC glVertexPointerEXT = NULL;
PFNGLMULTITEXCOORD2FARBPROC GL_MTexCoord2fFunc = NULL; //johnfitz
PFNGLACTIVETEXTUREARBPROC GL_SelectTextureFunc = NULL; //johnfitz
qboolean isPermedia = false;
qboolean isIntelVideo = false; //johnfitz -- intel video workarounds from Baker
qboolean gl_mtexable = false;
qboolean gl_texture_env_combine = false; //johnfitz
qboolean gl_texture_env_add = false; //johnfitz
qboolean gl_swap_control = false; //johnfitz
qboolean gl_anisotropy_able = false; //johnfitz
float gl_max_anisotropy; //johnfitz
int gl_stencilbits; //johnfitz
qboolean vid_locked = false; //johnfitz
qboolean vid_changed = false;
void GL_SetupState (void); //johnfitz
//====================================
//johnfitz -- new cvars
cvar_t vid_fullscreen = {"vid_fullscreen", "0", true}; // QuakeSpasm, was "1"
cvar_t vid_width = {"vid_width", "800", true}; // QuakeSpasm, was 640
cvar_t vid_height = {"vid_height", "600", true}; // QuakeSpasm, was 480
cvar_t vid_bpp = {"vid_bpp", "16", true};
cvar_t vid_refreshrate = {"vid_refreshrate", "60", true};
cvar_t vid_vsync = {"vid_vsync", "0", true};
//johnfitz
cvar_t _windowed_mouse = {"_windowed_mouse","1", true};
cvar_t vid_gamma = {"gamma", "1", true}; //johnfitz -- moved here from view.c
//==========================================================================
//
// HARDWARE GAMMA -- johnfitz
//
//==========================================================================
unsigned short vid_gamma_red[256];
unsigned short vid_gamma_green[256];
unsigned short vid_gamma_blue[256];
unsigned short vid_sysgamma_red[256];
unsigned short vid_sysgamma_green[256];
unsigned short vid_sysgamma_blue[256];
int vid_gammaworks;
/*
================
VID_Gamma_SetGamma -- apply gamma correction
================
*/
void VID_Gamma_SetGamma (void)
{
if (draw_context && vid_gammaworks)
if (SDL_SetGammaRamp(&vid_gamma_red[0], &vid_gamma_green[0], &vid_gamma_blue[0]) == -1)
Con_Printf ("VID_Gamma_SetGamma: failed on SDL_SetGammaRamp\n");
}
/*
================
VID_Gamma_Restore -- restore system gamma
================
*/
void VID_Gamma_Restore (void)
{
if (draw_context && vid_gammaworks)
if (SDL_SetGammaRamp(&vid_sysgamma_red[0], &vid_sysgamma_green[0], &vid_sysgamma_blue[0]) == -1)
Con_Printf ("VID_Gamma_Restore: failed on SDL_SetGammaRamp\n");
}
/*
================
VID_Gamma_Shutdown -- called on exit
================
*/
void VID_Gamma_Shutdown (void)
{
VID_Gamma_Restore ();
}
/*
================
VID_Gamma_f -- callback when the cvar changes
================
*/
void VID_Gamma_f (void)
{
static float oldgamma;
int i;
if (vid_gamma.value == oldgamma)
return;
oldgamma = vid_gamma.value;
for (i=0; i<256; i++)
{
vid_gamma_red[i] =
CLAMP(0, (int) (255 * pow ((i+0.5)/255.5, vid_gamma.value) + 0.5), 255) << 8;
vid_gamma_green[i] = vid_gamma_red[i];
vid_gamma_blue[i] = vid_gamma_red[i];
}
VID_Gamma_SetGamma ();
}
/*
================
VID_Gamma_Init -- call on init
================
*/
void VID_Gamma_Init (void)
{
vid_gammaworks = false;
if (SDL_GetGammaRamp (&vid_sysgamma_red[0], &vid_sysgamma_green[0], &vid_sysgamma_blue[0]) != -1)
vid_gammaworks = true;
Cvar_RegisterVariable (&vid_gamma, VID_Gamma_f);
}
/*
================
VID_SetMode
================
*/
int VID_SetMode (int modenum)
{
int temp;
qboolean stat = false;
Uint32 flags = SDL_DEFAULT_FLAGS;
char caption[50];
// TODO: check if video mode is supported using SDL_VideoModeOk
if ((windowed && (modenum != 0)) ||
(!windowed && (modenum < 1)) ||
(!windowed && (modenum >= nummodes)))
{
Sys_Error ("Bad video mode\n");
}
// so Con_Printfs don't mess us up by forcing vid and snd updates
temp = scr_disabled_for_loading;
scr_disabled_for_loading = true;
CDAudio_Pause ();
BGM_Pause ();
// set vertical sync
if (gl_swap_control)
{
if (vid_vsync.value)
{
if (SDL_GL_SetAttribute(SDL_GL_SWAP_CONTROL, 1) == -1)
Con_Printf ("VID_Vsync_f: failed on SDL_GL_SetAttribute\n");
}
else
{
if (SDL_GL_SetAttribute(SDL_GL_SWAP_CONTROL, 0) == -1)
Con_Printf ("VID_Vsync_f: failed on SDL_GL_SetAttribute\n");
}
}
if (modelist[modenum].type == MODE_WINDOWED)
{
if (_windowed_mouse.value && key_dest == key_game)
{
draw_context = SDL_SetVideoMode(modelist[modenum].width,
modelist[modenum].height,
modelist[modenum].bpp, flags);
stat = true;
}
else
{
draw_context = SDL_SetVideoMode(modelist[modenum].width,
modelist[modenum].height,
modelist[modenum].bpp, flags);
stat = true;
}
modestate = MODE_WINDOWED;
// TODO set icon and title
}
else if (modelist[modenum].type == MODE_FULLSCREEN_DEFAULT)
{
flags |= SDL_FULLSCREEN;
draw_context = SDL_SetVideoMode(modelist[modenum].width,
modelist[modenum].height,
modelist[modenum].bpp, flags);
stat = true;
modestate = MODE_FULLSCREEN_DEFAULT;
}
else
{
Sys_Error ("VID_SetMode: Bad mode type in modelist");
}
if (!stat)
{
Sys_Error ("Couldn't set video mode");
}
//kristian -- set window caption
sprintf(caption, "QuakeSpasm %1.2f.%d", (float)FITZQUAKE_VERSION, QUAKESPASM_VER_PATCH);
SDL_WM_SetCaption(caption, caption);
vid.width = modelist[modenum].width;
vid.height = modelist[modenum].height;
vid.conwidth = vid.width & 0xFFFFFFF8;
vid.conheight = vid.conwidth * vid.height / vid.width;
vid.numpages = 2;
vid.type = modelist[modenum].type;
VID_UpdateWindowStatus ();
CDAudio_Resume ();
BGM_Resume ();
scr_disabled_for_loading = temp;
vid_modenum = modenum;
// fix the leftover Alt from any Alt-Tab or the like that switched us away
ClearAllStates ();
Con_SafePrintf ("Video mode %s initialized\n", VID_GetModeDescription (vid_modenum));
vid.recalc_refdef = 1;
// with SDL, this needs to be done every time the render context is recreated, so I moved it here
TexMgr_ReloadImages ();
GL_SetupState ();
// no pending changes
vid_changed = false;
return true;
}
/*
===================
VID_Changed_f -- kristian -- notify us that a value has changed that requires a vid_restart
===================
*/
void VID_Changed_f (void)
{
vid_changed = true;
}
/*
===================
VID_Restart -- johnfitz -- change video modes on the fly
===================
*/
void VID_Restart (void)
{
int i;
if (vid_locked || !vid_changed)
return;
//
// decide which mode to set
//
if (vid_fullscreen.value)
{
for (i=1; i<nummodes; i++)
{
if (modelist[i].width == (int)vid_width.value &&
modelist[i].height == (int)vid_height.value &&
modelist[i].bpp == (int)vid_bpp.value)
{
break;
}
}
if (i == nummodes)
{
Con_Printf ("%dx%dx%d %dHz is not a valid fullscreen mode\n",
(int)vid_width.value,
(int)vid_height.value,
(int)vid_bpp.value,
(int)vid_refreshrate.value);
return;
}
windowed = false;
vid_default = i;
}
else //not fullscreen
{
if (vid_width.value < 320)
{
Con_Printf ("Window width can't be less than 320\n");
return;
}
if (vid_height.value < 200)
{
Con_Printf ("Window height can't be less than 200\n");
return;
}
modelist[0].width = (int)vid_width.value;
modelist[0].height = (int)vid_height.value;
sprintf (modelist[0].modedesc, "%dx%dx%d",
modelist[0].width,
modelist[0].height,
modelist[0].bpp);
windowed = true;
vid_default = 0;
}
//
// set new mode
//
VID_SetMode (vid_default);
vid_canalttab = true;
//warpimages needs to be recalculated
TexMgr_RecalcWarpImageSize ();
//conwidth and conheight need to be recalculated
vid.conwidth = (scr_conwidth.value > 0) ? (int)scr_conwidth.value : (scr_conscale.value > 0) ? (int)(vid.width/scr_conscale.value) : vid.width;
vid.conwidth = CLAMP (320, vid.conwidth, vid.width);
vid.conwidth &= 0xFFFFFFF8;
vid.conheight = vid.conwidth * vid.height / vid.width;
//
// keep cvars in line with actual mode
//
Cvar_Set ("vid_width", va("%i", modelist[vid_default].width));
Cvar_Set ("vid_height", va("%i", modelist[vid_default].height));
Cvar_Set ("vid_bpp", va("%i", modelist[vid_default].bpp));
Cvar_Set ("vid_fullscreen", (windowed) ? "0" : "1");
}
/*
================
VID_Test -- johnfitz -- like vid_restart, but asks for confirmation after switching modes
================
*/
void VID_Test (void)
{
vmode_t oldmode;
if (vid_locked || !vid_changed)
return;
//
// now try the switch
//
oldmode = modelist[vid_default];
VID_Restart ();
//pop up confirmation dialoge
if (!SCR_ModalMessage("Would you like to keep this\nvideo mode? (y/n)\n", 5.0f))
{
//revert cvars and mode
Cvar_Set ("vid_width", va("%i", oldmode.width));
Cvar_Set ("vid_height", va("%i", oldmode.height));
Cvar_Set ("vid_bpp", va("%i", oldmode.bpp));
Cvar_Set ("vid_fullscreen", (oldmode.type == MODE_WINDOWED) ? "0" : "1");
VID_Restart ();
}
}
/*
================
VID_Unlock -- johnfitz
================
*/
void VID_Unlock (void)
{
vid_locked = false;
//sync up cvars in case they were changed during the lock
Cvar_Set ("vid_width", va("%i", modelist[vid_default].width));
Cvar_Set ("vid_height", va("%i", modelist[vid_default].height));
Cvar_Set ("vid_bpp", va("%i", modelist[vid_default].bpp));
Cvar_Set ("vid_fullscreen", (windowed) ? "0" : "1");
}
/*
================
VID_UpdateWindowStatus
================
*/
void VID_UpdateWindowStatus (void)
{
//IN_UpdateClipCursor ();
}
//==============================================================================
//
// OPENGL STUFF
//
//==============================================================================
/*
===============
GL_MakeNiceExtensionsList -- johnfitz
===============
*/
char *GL_MakeNiceExtensionsList (const char *in)
{
char *copy, *token, *out;
int i, count;
//each space will be replaced by 4 chars, so count the spaces before we malloc
for (i = 0, count = 1; i < strlen(in); i++)
if (in[i] == ' ')
count++;
out = (char *) Z_Malloc (strlen(in) + count*3 + 1); //usually about 1-2k
out[0] = 0;
copy = (char *) Z_Strdup(in);
for (token = strtok(copy, " "); token; token = strtok(NULL, " "))
{
strcat(out, "\n ");
strcat(out, token);
}
Z_Free (copy);
return out;
}
/*
===============
GL_Info_f -- johnfitz
===============
*/
void GL_Info_f (void)
{
static char *gl_extensions_nice = NULL;
if (!gl_extensions_nice)
gl_extensions_nice = GL_MakeNiceExtensionsList (gl_extensions);
Con_SafePrintf ("GL_VENDOR: %s\n", gl_vendor);
Con_SafePrintf ("GL_RENDERER: %s\n", gl_renderer);
Con_SafePrintf ("GL_VERSION: %s\n", gl_version);
Con_Printf ("GL_EXTENSIONS: %s\n", gl_extensions_nice);
}
/*
===============
GL_CheckExtensions -- johnfitz
===============
*/
void GL_CheckExtensions (void)
{
int swap_control;
//
// multitexture
//
if (COM_CheckParm("-nomtex"))
Con_Warning ("Mutitexture disabled at command line\n");
else if (strstr(gl_extensions, "GL_ARB_multitexture"))
{
GL_MTexCoord2fFunc = (PFNGLMULTITEXCOORD2FARBPROC) SDL_GL_GetProcAddress("glMultiTexCoord2fARB");
GL_SelectTextureFunc = (PFNGLACTIVETEXTUREARBPROC) SDL_GL_GetProcAddress("glActiveTextureARB");
if (GL_MTexCoord2fFunc && GL_SelectTextureFunc)
{
Con_Printf("FOUND: ARB_multitexture\n");
TEXTURE0 = GL_TEXTURE0_ARB;
TEXTURE1 = GL_TEXTURE1_ARB;
gl_mtexable = true;
}
else
{
Con_Warning ("Couldn't link to multitexture functions\n");
}
}
else if (strstr(gl_extensions, "GL_SGIS_multitexture"))
{
GL_MTexCoord2fFunc = (PFNGLMULTITEXCOORD2FARBPROC) SDL_GL_GetProcAddress("glMTexCoord2fSGIS");
GL_SelectTextureFunc = (PFNGLACTIVETEXTUREARBPROC) SDL_GL_GetProcAddress("glSelectTextureSGIS");
if (GL_MTexCoord2fFunc && GL_SelectTextureFunc)
{
Con_Printf("FOUND: SGIS_multitexture\n");
TEXTURE0 = TEXTURE0_SGIS;
TEXTURE1 = TEXTURE1_SGIS;
gl_mtexable = true;
}
else
{
Con_Warning ("Couldn't link to multitexture functions\n");
}
}
else
{
Con_Warning ("multitexture not supported (extension not found)\n");
}
//
// texture_env_combine
//
if (COM_CheckParm("-nocombine"))
Con_Warning ("texture_env_combine disabled at command line\n");
else if (strstr(gl_extensions, "GL_ARB_texture_env_combine"))
{
Con_Printf("FOUND: ARB_texture_env_combine\n");
gl_texture_env_combine = true;
}
else if (strstr(gl_extensions, "GL_EXT_texture_env_combine"))
{
Con_Printf("FOUND: EXT_texture_env_combine\n");
gl_texture_env_combine = true;
}
else
{
Con_Warning ("texture_env_combine not supported\n");
}
//
// texture_env_add
//
if (COM_CheckParm("-noadd"))
Con_Warning ("texture_env_add disabled at command line\n");
else if (strstr(gl_extensions, "GL_ARB_texture_env_add"))
{
Con_Printf("FOUND: ARB_texture_env_add\n");
gl_texture_env_add = true;
}
else if (strstr(gl_extensions, "GL_EXT_texture_env_add"))
{
Con_Printf("FOUND: EXT_texture_env_add\n");
gl_texture_env_add = true;
}
else
{
Con_Warning ("texture_env_add not supported\n");
}
//
// swap control
//
if (strstr(gl_extensions, "GL_EXT_swap_control"))
{
if (SDL_GL_SetAttribute(SDL_GL_SWAP_CONTROL, 0) == -1)
{
Con_Warning ("vertical sync not supported (SDL_GL_SetAttribute failed)\n");
}
else
{
if (SDL_GL_GetAttribute(SDL_GL_SWAP_CONTROL, &swap_control) == -1)
{
Con_Warning ("vertical sync not supported (SDL_GL_GetAttribute failed). Make sure you don't have vertical sync disabled in your driver settings.\n");
}
else if (swap_control == -1)
{
// TODO: check if this is correct - I don't know what SDL returns if vertical sync is disabled
Con_Warning ("vertical sync not supported (swap interval is -1.) Make sure you don't have vertical sync disabled in your driver settings.\n");
}
else
{
Con_Printf("FOUND: WGL_EXT_swap_control\n");
gl_swap_control = true;
}
}
}
else
{
Con_Warning ("vertical sync not supported (extension not found)\n");
}
//
// anisotropic filtering
//
if (strstr(gl_extensions, "GL_EXT_texture_filter_anisotropic"))
{
float test1,test2;
GLuint tex;
// test to make sure we really have control over it
// 1.0 and 2.0 should always be legal values
glGenTextures(1, &tex);
glBindTexture (GL_TEXTURE_2D, tex);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT, 1.0f);
glGetTexParameterfv (GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT, &test1);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT, 2.0f);
glGetTexParameterfv (GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT, &test2);
glDeleteTextures(1, &tex);
if (test1 == 1 && test2 == 2)
{
Con_Printf("FOUND: EXT_texture_filter_anisotropic\n");
gl_anisotropy_able = true;
}
else
{
Con_Warning ("anisotropic filtering locked by driver. Current driver setting is %f\n", test1);
}
//get max value either way, so the menu and stuff know it
glGetFloatv (GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, &gl_max_anisotropy);
}
else
{
Con_Warning ("texture_filter_anisotropic not supported\n");
}
}
/*
===============
GL_SetupState -- johnfitz
does all the stuff from GL_Init that needs to be done every time a new GL render context is created
GL_Init will still do the stuff that only needs to be done once
===============
*/
void GL_SetupState (void)
{
glClearColor (0.15,0.15,0.15,0); //johnfitz -- originally 1,0,0,0
glCullFace(GL_BACK); //johnfitz -- glquake used CCW with backwards culling -- let's do it right
glFrontFace(GL_CW); //johnfitz -- glquake used CCW with backwards culling -- let's do it right
glEnable(GL_TEXTURE_2D);
glEnable(GL_ALPHA_TEST);
glAlphaFunc(GL_GREATER, 0.666);
glPolygonMode (GL_FRONT_AND_BACK, GL_FILL);
glShadeModel (GL_FLAT);
glHint (GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST); //johnfitz
glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
glDepthRange (0, 1); //johnfitz -- moved here becuase gl_ztrick is gone.
glDepthFunc (GL_LEQUAL); //johnfitz -- moved here becuase gl_ztrick is gone.
}
/*
===============
GL_Init
===============
*/
void GL_Init (void)
{
gl_vendor = (const char *) glGetString (GL_VENDOR);
gl_renderer = (const char *) glGetString (GL_RENDERER);
gl_version = (const char *) glGetString (GL_VERSION);
gl_extensions = (const char *) glGetString (GL_EXTENSIONS);
GL_CheckExtensions (); //johnfitz
Cmd_AddCommand ("gl_info", GL_Info_f); //johnfitz
Cvar_RegisterVariable (&vid_vsync, VID_Changed_f); //johnfitz
if (SDL_strncasecmp(gl_renderer,"PowerVR",7)==0)
fullsbardraw = true;
if (SDL_strncasecmp(gl_renderer,"Permedia",8)==0)
isPermedia = true;
//johnfitz -- intel video workarounds from Baker
if (!strcmp(gl_vendor, "Intel"))
{
Con_Printf ("Intel Display Adapter detected\n");
isIntelVideo = true;
}
//johnfitz
#if 0
//johnfitz -- confirm presence of stencil buffer
glGetIntegerv(GL_STENCIL_BITS, &gl_stencilbits);
if(!gl_stencilbits)
Con_Warning ("Could not create stencil buffer\n");
else
Con_Printf ("%i bit stencil buffer\n", gl_stencilbits);
#endif
GL_SetupState (); //johnfitz
}
/*
=================
GL_BeginRendering -- sets values of glx, gly, glwidth, glheight
=================
*/
void GL_BeginRendering (int *x, int *y, int *width, int *height)
{
*x = *y = 0;
*width = vid.width;
*height = vid.height;
}
/*
=================
GL_EndRendering
=================
*/
void GL_EndRendering (void)
{
if (!scr_skipupdate || block_drawing)
SDL_GL_SwapBuffers();
if (fullsbardraw)
Sbar_Changed();
}
void VID_SetDefaultMode (void)
{
}
void VID_Shutdown (void)
{
if (vid_initialized)
{
vid_canalttab = false;
VID_Gamma_Shutdown (); //johnfitz
SDL_QuitSubSystem(SDL_INIT_VIDEO);
draw_context = NULL;
PL_VID_Shutdown();
}
}
//==========================================================================
/*
===================================================================
MAIN WINDOW
===================================================================
*/
/*
================
ClearAllStates
================
*/
void ClearAllStates (void)
{
int i;
// send an up event for each key, to make sure the server clears them all
for (i=0 ; i<256 ; i++)
{
Key_Event (i, false);
}
Key_ClearStates ();
IN_ClearStates ();
}
//==========================================================================
//
// COMMANDS
//
//==========================================================================
/*
=================
VID_NumModes
=================
*/
int VID_NumModes (void)
{
return nummodes;
}
/*
=================
VID_GetModePtr
=================
*/
vmode_t *VID_GetModePtr (int modenum)
{
if ((modenum >= 0) && (modenum < nummodes))
return &modelist[modenum];
else
return &badmode;
}
/*
=================
VID_GetModeDescription
=================
*/
const char *VID_GetModeDescription (int mode)
{
const char *pinfo;
vmode_t *pv;
static char temp[100];
if ((mode < 0) || (mode >= nummodes))
return NULL;
if (!leavecurrentmode)
{
pv = VID_GetModePtr (mode);
pinfo = pv->modedesc;
}
else
{
sprintf (temp, "Desktop resolution (%ix%ix%i)", //johnfitz -- added bpp
modelist[MODE_FULLSCREEN_DEFAULT].width,
modelist[MODE_FULLSCREEN_DEFAULT].height,
modelist[MODE_FULLSCREEN_DEFAULT].bpp); //johnfitz -- added bpp
pinfo = temp;
}
return pinfo;
}
// KJB: Added this to return the mode driver name in description for console
/*
=================
VID_GetExtModeDescription
=================
*/
const char *VID_GetExtModeDescription (int mode)
{
static char pinfo[40];
vmode_t *pv;
if ((mode < 0) || (mode >= nummodes))
return NULL;
pv = VID_GetModePtr (mode);
if (modelist[mode].type == MODE_FULLSCREEN_DEFAULT)
{
if (!leavecurrentmode)
{
sprintf(pinfo,"%s fullscreen", pv->modedesc);
}
else
{
sprintf (pinfo, "Desktop resolution (%ix%ix%i)", //johnfitz -- added bpp
modelist[MODE_FULLSCREEN_DEFAULT].width,
modelist[MODE_FULLSCREEN_DEFAULT].height,
modelist[MODE_FULLSCREEN_DEFAULT].bpp); //johnfitz -- added bpp
}
}
else
{
if (modestate == MODE_WINDOWED)
sprintf(pinfo, "%s windowed", pv->modedesc);
else
sprintf(pinfo, "windowed");
}
return pinfo;
}
/*
=================
VID_DescribeCurrentMode_f
=================
*/
void VID_DescribeCurrentMode_f (void)
{
Con_Printf ("%s\n", VID_GetExtModeDescription (vid_modenum));
}
/*
=================
VID_DescribeModes_f -- johnfitz -- changed formatting, and added refresh rates after each mode.
=================
*/
void VID_DescribeModes_f (void)
{
int i, lnummodes, t;
vmode_t *pv;
int lastwidth=0, lastheight=0, lastbpp=0, count=0;
lnummodes = VID_NumModes ();
t = leavecurrentmode;
leavecurrentmode = 0;
for (i=1 ; i<lnummodes ; i++)
{
pv = VID_GetModePtr (i);
if (lastwidth != pv->width || lastheight != pv->height || lastbpp != pv->bpp)
{
if (count>0)
Con_SafePrintf ("\n");
Con_SafePrintf (" %4i x %4i x %i", pv->width, pv->height, pv->bpp);
lastwidth = pv->width;
lastheight = pv->height;
lastbpp = pv->bpp;
count++;
}
}
Con_Printf ("\n%i modes\n", count);
leavecurrentmode = t;
}
//==========================================================================
//
// INIT
//
//==========================================================================
/*
=================
VID_InitDIB
=================
*/
void VID_InitDIB (void)
{
const SDL_VideoInfo *info;
int i;
modelist[0].type = MODE_WINDOWED;
i = COM_CheckParm("-width");
if (i && i < com_argc-1)
modelist[0].width = Q_atoi(com_argv[i+1]);
else
modelist[0].width = 800; // QuakeSpasm, was 640
if (modelist[0].width < 320)
modelist[0].width = 320;
i = COM_CheckParm("-height");
if (i && i < com_argc-1)
modelist[0].height= Q_atoi(com_argv[i+1]);
else
modelist[0].height = modelist[0].width * 240/320;
if (modelist[0].height < 200) //johnfitz -- was 240
modelist[0].height = 200; //johnfitz -- was 240
info = SDL_GetVideoInfo();
modelist[0].bpp = info->vfmt->BitsPerPixel;
sprintf (modelist[0].modedesc, "%dx%dx%d", //johnfitz -- added bpp
modelist[0].width,
modelist[0].height,
modelist[0].bpp); //johnfitz -- added bpp
modelist[0].modenum = MODE_WINDOWED;
modelist[0].dib = 1;
modelist[0].fullscreen = 0;
modelist[0].halfscreen = 0;
nummodes = 1;
}
/*
=================
VID_InitFullDIB
=================
*/
void VID_InitFullDIB (void)
{
SDL_PixelFormat format;
SDL_Rect **modes;
Uint32 flags;
int i, j, k, modenum, originalnummodes, existingmode;
int bpps[3] = {16, 24, 32}; // enumerate >8 bpp modes
originalnummodes = nummodes;
modenum = 0;
format.palette = NULL;
// enumerate fullscreen modes
flags = SDL_DEFAULT_FLAGS | SDL_FULLSCREEN;
for (i = 0; i < 3; i++)
{
if (nummodes >= MAX_MODE_LIST)
break;
format.BitsPerPixel = bpps[i];
modes = SDL_ListModes(&format, flags);
if (modes == (SDL_Rect **)0 || modes == (SDL_Rect **)-1)
continue;
for (j = 0; modes[j]; j++)
{
if (modes[j]->w > MAXWIDTH || modes[j]->h > MAXHEIGHT || nummodes >= MAX_MODE_LIST)
continue;
modelist[nummodes].type = MODE_FULLSCREEN_DEFAULT;
modelist[nummodes].width = modes[j]->w;
modelist[nummodes].height = modes[j]->h;
modelist[nummodes].modenum = 0;
modelist[nummodes].halfscreen = 0;
modelist[nummodes].dib = 1;
modelist[nummodes].fullscreen = 1;
modelist[nummodes].bpp = bpps[i];
sprintf (modelist[nummodes].modedesc, "%dx%dx%d",
modelist[nummodes].width,
modelist[nummodes].height,
modelist[nummodes].bpp); //johnfitz -- refreshrate
// if the width is more than twice the height, reduce it by half because this
// is probably a dual-screen monitor
if (!COM_CheckParm("-noadjustaspect"))
{
if (modelist[nummodes].width > (modelist[nummodes].height << 1))
{
modelist[nummodes].width >>= 1;
modelist[nummodes].halfscreen = 1;
sprintf (modelist[nummodes].modedesc, "%dx%dx%d",
modelist[nummodes].width,
modelist[nummodes].height,
modelist[nummodes].bpp);
}
}
for (k=originalnummodes, existingmode = 0 ; k < nummodes ; k++)
{
if ((modelist[nummodes].width == modelist[k].width) &&
(modelist[nummodes].height == modelist[k].height) &&
(modelist[nummodes].bpp == modelist[k].bpp))
{
existingmode = 1;
break;
}
}
if (!existingmode)
{
nummodes++;
}
}
modenum++;
}
if (nummodes == originalnummodes)
Con_SafePrintf ("No fullscreen DIB modes found\n");
}
/*
===================
VID_Init
===================
*/
void VID_Init (void)
{
static char vid_center[] = "SDL_VIDEO_CENTERED=center";
const SDL_VideoInfo *info;
int i, existingmode;
int width, height, bpp, findbpp, done;
int p;
//johnfitz -- clean up init readouts
//Con_Printf("------------- Init Video -------------\n");
//Con_Printf("%cVideo Init\n", 2);
//johnfitz
Cvar_RegisterVariable (&vid_fullscreen, VID_Changed_f); //johnfitz
Cvar_RegisterVariable (&vid_width, VID_Changed_f); //johnfitz
Cvar_RegisterVariable (&vid_height, VID_Changed_f); //johnfitz
Cvar_RegisterVariable (&vid_bpp, VID_Changed_f); //johnfitz
//Cvar_RegisterVariable (&vid_refreshrate, NULL); //johnfitz
Cvar_RegisterVariable (&_windowed_mouse, NULL);
Cmd_AddCommand ("vid_unlock", VID_Unlock); //johnfitz
Cmd_AddCommand ("vid_restart", VID_Restart); //johnfitz
Cmd_AddCommand ("vid_test", VID_Test); //johnfitz
Cmd_AddCommand ("vid_describecurrentmode", VID_DescribeCurrentMode_f);
Cmd_AddCommand ("vid_describemodes", VID_DescribeModes_f);
if (SDL_InitSubSystem(SDL_INIT_VIDEO) == -1)
Sys_Error("Could not initialize SDL Video");
putenv (vid_center); /* SDL_putenv is problematic in versions <= 1.2.9 */
VID_InitDIB();
nummodes = 1;
VID_InitFullDIB();
// Config file is not read yet, so we don't know vid_fullscreen.value
// Changed this to default to -window as otherwise it occasionally forces
// two switches of video mode (window->fullscreen->window) which is bad S.A
// It's still not perfect but, hell, this ancient code can be a pain
if (!COM_CheckParm("-fullscreen") && !COM_CheckParm ("-f"))
{
windowed = true;
vid_default = MODE_WINDOWED;
}
else
{
Cvar_Set ("vid_fullscreen", "1");
if (nummodes == 1)
Sys_Error ("No RGB fullscreen modes available");
windowed = false;
p = COM_CheckParm("-mode");
if (p && p < com_argc-1)
{
vid_default = Q_atoi(com_argv[p+1]);
}
else
{
if (COM_CheckParm("-current"))
{
info = SDL_GetVideoInfo();
modelist[MODE_FULLSCREEN_DEFAULT].width = info->current_w;
modelist[MODE_FULLSCREEN_DEFAULT].height = info->current_h;
vid_default = MODE_FULLSCREEN_DEFAULT;
leavecurrentmode = 1;
}
else
{
p = COM_CheckParm("-width");
if (p && p < com_argc-1)
{
width = Q_atoi(com_argv[p+1]);
}
else
{
width = 800; // QuakeSpasm, was 640
}
p = COM_CheckParm("-bpp");
if (p && p < com_argc-1)
{
bpp = Q_atoi(com_argv[p+1]);
findbpp = 0;
}
else
{
bpp = 15;
findbpp = 1;
}
p = COM_CheckParm("-height");
if (p && p < com_argc-1)
height = Q_atoi(com_argv[p+1]);
else
height = width * 3 / 4; // assume 4:3 aspect ratio
// if they want to force it, add the specified mode to the list
if (COM_CheckParm("-force") && (nummodes < MAX_MODE_LIST))
{
modelist[nummodes].type = MODE_FULLSCREEN_DEFAULT;
modelist[nummodes].width = width;
modelist[nummodes].height = height;
modelist[nummodes].modenum = 0;
modelist[nummodes].halfscreen = 0;
modelist[nummodes].dib = 1;
modelist[nummodes].fullscreen = 1;
modelist[nummodes].bpp = bpp;
sprintf (modelist[nummodes].modedesc, "%dx%dx%d",
modelist[nummodes].width,
modelist[nummodes].height,
modelist[nummodes].bpp);
for (i=nummodes, existingmode = 0 ; i<nummodes ; i++)
{
if ((modelist[nummodes].width == modelist[i].width) &&
(modelist[nummodes].height == modelist[i].height) &&
(modelist[nummodes].bpp == modelist[i].bpp))
{
existingmode = 1;
break;
}
}
if (!existingmode)
{
nummodes++;
}
}
done = 0;
do
{
p = COM_CheckParm("-height");
if (p && p < com_argc-1)
{
height = Q_atoi(com_argv[p+1]);
for (i=1, vid_default=0 ; i<nummodes ; i++)
{
if ((modelist[i].width == width) &&
(modelist[i].height == height) &&
(modelist[i].bpp == bpp))
{
vid_default = i;
done = 1;
break;
}
}
}
else
{
for (i=1, vid_default=0 ; i<nummodes ; i++)
{
if ((modelist[i].width == width) && (modelist[i].bpp == bpp))
{
vid_default = i;
done = 1;
break;
}
}
}
if (!done)
{
if (findbpp)
{
switch (bpp)
{
case 15:
bpp = 16;
break;
case 16:
bpp = 32;
break;
case 32:
bpp = 24;
break;
case 24:
done = 1;
break;
}
}
else
{
done = 1;
}
}
} while (!done);
if (!vid_default)
{
Sys_Error ("Specified video mode not available");
}
}
}
}
vid_initialized = true;
vid.maxwarpwidth = WARP_WIDTH;
vid.maxwarpheight = WARP_HEIGHT;
vid.colormap = host_colormap;
vid.fullbright = 256 - LittleLong (*((int *)vid.colormap + 2048));
// set window icon
PL_SetWindowIcon();
VID_SetMode (vid_default);
GL_Init ();
//johnfitz -- removed code creating "glquake" subdirectory
vid_realmode = vid_modenum;
vid_menucmdfn = VID_Menu_f; //johnfitz
vid_menudrawfn = VID_MenuDraw;
vid_menukeyfn = VID_MenuKey;
strcpy (badmode.modedesc, "Bad mode");
vid_canalttab = true;
if (COM_CheckParm("-fullsbar"))
fullsbardraw = true;
VID_Gamma_Init(); //johnfitz
VID_Menu_Init(); //johnfitz
//johnfitz -- command line vid settings should override config file settings.
//so we have to lock the vid mode from now until after all config files are read.
if (COM_CheckParm("-width") || COM_CheckParm("-height") ||
COM_CheckParm("-bpp") ||
COM_CheckParm("-window") || COM_CheckParm("-w") ||
COM_CheckParm("-fullscreen") || COM_CheckParm("-f"))
{
vid_locked = true;
}
//johnfitz
// The problem here is (say) previous video mode is 1024x768 windowed
// And we call "fitzquake -w". This disables setting of 1024x768, and when video lock
// is removed, we get 800x600.
}
// new proc by S.A., called by alt-return key binding.
void VID_Toggle (void)
{
S_ClearBuffer ();
if (!vid_toggle_works)
goto vrestart;
if (SDL_WM_ToggleFullScreen(draw_context) == 1)
{
Sbar_Changed (); // Sbar seems to need refreshing
windowed = !windowed;
if (vid.type == MODE_FULLSCREEN_DEFAULT)
vid.type = MODE_WINDOWED;
else
vid.type = MODE_FULLSCREEN_DEFAULT;
Cvar_SetValue ("vid_fullscreen", ! (int)vid_fullscreen.value);
}
else
{
vid_toggle_works = false;
Con_Printf ("ToggleFullScreen failed, attempting VID_Restart\n");
vrestart:
Cvar_SetValue ("vid_fullscreen", ! (int)vid_fullscreen.value);
Cbuf_AddText ("vid_restart\n");
}
}
/*
================
VID_SyncCvars -- johnfitz -- set vid cvars to match current video mode
================
*/
void VID_SyncCvars (void)
{
int swap_control;
Cvar_Set ("vid_width", va("%i", modelist[vid_default].width));
Cvar_Set ("vid_height", va("%i", modelist[vid_default].height));
Cvar_Set ("vid_bpp", va("%i", modelist[vid_default].bpp));
Cvar_Set ("vid_fullscreen", (windowed) ? "0" : "1");
if (SDL_GL_GetAttribute(SDL_GL_SWAP_CONTROL, &swap_control) == 0)
Cvar_Set ("vid_vsync", (swap_control) ? "1" : "0");
}
//==========================================================================
//
// NEW VIDEO MENU -- johnfitz
//
//==========================================================================
#define VIDEO_OPTIONS_ITEMS 7
int video_cursor_table[] = {48, 56, 64, 72, 80, 96, 104};
int video_options_cursor = 0;
typedef struct {int width,height;} vid_menu_mode;
//TODO: replace these fixed-length arrays with hunk_allocated buffers
vid_menu_mode vid_menu_modes[MAX_MODE_LIST];
int vid_menu_nummodes=0;
int vid_menu_bpps[4];
int vid_menu_numbpps=0;
int vid_menu_rates[20];
int vid_menu_numrates=0;
/*
================
VID_Menu_Init
================
*/
void VID_Menu_Init (void)
{
int i,j,h,w;
for (i=1;i<nummodes;i++) //start i at mode 1 because 0 is windowed mode
{
w = modelist[i].width;
h = modelist[i].height;
for (j=0;j<vid_menu_nummodes;j++)
{
if (vid_menu_modes[j].width == w &&
vid_menu_modes[j].height == h)
break;
}
if (j==vid_menu_nummodes)
{
vid_menu_modes[j].width = w;
vid_menu_modes[j].height = h;
vid_menu_nummodes++;
}
}
}
/*
================
VID_Menu_RebuildBppList
regenerates bpp list based on current vid_width and vid_height
================
*/
void VID_Menu_RebuildBppList (void)
{
int i,j,b;
vid_menu_numbpps=0;
for (i=1;i<nummodes;i++) //start i at mode 1 because 0 is windowed mode
{
//bpp list is limited to bpps available with current width/height
if (modelist[i].width != vid_width.value ||
modelist[i].height != vid_height.value)
continue;
b = modelist[i].bpp;
for (j=0;j<vid_menu_numbpps;j++)
{
if (vid_menu_bpps[j] == b)
break;
}
if (j==vid_menu_numbpps)
{
vid_menu_bpps[j] = b;
vid_menu_numbpps++;
}
}
//if there are no valid fullscreen bpps for this width/height, just pick one
if (vid_menu_numbpps == 0)
{
Cvar_SetValue ("vid_bpp",(float)modelist[0].bpp);
return;
}
//if vid_bpp is not in the new list, change vid_bpp
for (i=0;i<vid_menu_numbpps;i++)
if (vid_menu_bpps[i] == (int)(vid_bpp.value))
break;
if (i==vid_menu_numbpps)
Cvar_SetValue ("vid_bpp",(float)vid_menu_bpps[0]);
}
/*
================
VID_Menu_ChooseNextMode
chooses next resolution in order, then updates vid_width and
vid_height cvars, then updates bpp and refreshrate lists
================
*/
void VID_Menu_ChooseNextMode (int dir)
{
int i;
for (i=0;i<vid_menu_nummodes;i++)
{
if (vid_menu_modes[i].width == vid_width.value &&
vid_menu_modes[i].height == vid_height.value)
break;
}
if (i==vid_menu_nummodes) //can't find it in list, so it must be a custom windowed res
{
i = 0;
}
else
{
i+=dir;
if (i>=vid_menu_nummodes)
i = 0;
else if (i<0)
i = vid_menu_nummodes-1;
}
Cvar_SetValue ("vid_width",(float)vid_menu_modes[i].width);
Cvar_SetValue ("vid_height",(float)vid_menu_modes[i].height);
VID_Menu_RebuildBppList ();
}
/*
================
VID_Menu_ChooseNextBpp
chooses next bpp in order, then updates vid_bpp cvar, then updates refreshrate list
================
*/
void VID_Menu_ChooseNextBpp (int dir)
{
int i;
for (i=0;i<vid_menu_numbpps;i++)
{
if (vid_menu_bpps[i] == vid_bpp.value)
break;
}
if (i==vid_menu_numbpps) //can't find it in list
{
i = 0;
}
else
{
i+=dir;
if (i>=vid_menu_numbpps)
i = 0;
else if (i<0)
i = vid_menu_numbpps-1;
}
Cvar_SetValue ("vid_bpp",(float)vid_menu_bpps[i]);
}
/*
================
VID_Menu_ChooseNextRate
chooses next refresh rate in order, then updates vid_refreshrate cvar
================
*/
void VID_Menu_ChooseNextRate (int dir)
{
#if 0 /* not implemented for SDL */
int i;
for (i=0;i<vid_menu_numrates;i++)
{
if (vid_menu_rates[i] == vid_refreshrate.value)
break;
}
if (i==vid_menu_numrates) //can't find it in list
{
i = 0;
}
else
{
i+=dir;
if (i>=vid_menu_numrates)
i = 0;
else if (i<0)
i = vid_menu_numrates-1;
}
Cvar_SetValue ("vid_refreshrate",(float)vid_menu_rates[i]);
#endif
}
/*
================
VID_MenuKey
================
*/
void VID_MenuKey (int key)
{
switch (key)
{
case K_ESCAPE:
VID_SyncCvars (); //sync cvars before leaving menu. FIXME: there are other ways to leave menu
S_LocalSound ("misc/menu1.wav");
M_Menu_Options_f ();
break;
case K_UPARROW:
S_LocalSound ("misc/menu1.wav");
video_options_cursor--;
if (video_options_cursor < 0)
video_options_cursor = VIDEO_OPTIONS_ITEMS-1;
break;
case K_DOWNARROW:
S_LocalSound ("misc/menu1.wav");
video_options_cursor++;
if (video_options_cursor >= VIDEO_OPTIONS_ITEMS)
video_options_cursor = 0;
break;
case K_LEFTARROW:
S_LocalSound ("misc/menu3.wav");
switch (video_options_cursor)
{
case 0:
VID_Menu_ChooseNextMode (1);
break;
case 1:
VID_Menu_ChooseNextBpp (1);
break;
case 2:
VID_Menu_ChooseNextRate (1);
break;
case 3:
Cbuf_AddText ("toggle vid_fullscreen\n");
break;
case 4:
Cbuf_AddText ("toggle vid_vsync\n"); // kristian
break;
case 5:
case 6:
default:
break;
}
break;
case K_RIGHTARROW:
S_LocalSound ("misc/menu3.wav");
switch (video_options_cursor)
{
case 0:
VID_Menu_ChooseNextMode (-1);
break;
case 1:
VID_Menu_ChooseNextBpp (-1);
break;
case 2:
VID_Menu_ChooseNextRate (-1);
break;
case 3:
Cbuf_AddText ("toggle vid_fullscreen\n");
break;
case 4:
Cbuf_AddText ("toggle vid_vsync\n");
break;
case 5:
case 6:
default:
break;
}
break;
case K_ENTER:
m_entersound = true;
switch (video_options_cursor)
{
case 0:
VID_Menu_ChooseNextMode (1);
break;
case 1:
VID_Menu_ChooseNextBpp (1);
break;
case 2:
VID_Menu_ChooseNextRate (1);
break;
case 3:
Cbuf_AddText ("toggle vid_fullscreen\n");
break;
case 4:
Cbuf_AddText ("toggle vid_vsync\n");
break;
case 5:
Cbuf_AddText ("vid_test\n");
break;
case 6:
Cbuf_AddText ("vid_restart\n");
key_dest = key_game;
m_state = m_none;
IN_Activate();
break;
default:
break;
}
break;
default:
break;
}
}
/*
================
VID_MenuDraw
================
*/
void VID_MenuDraw (void)
{
int i = 0;
qpic_t *p;
const char *title;
M_DrawTransPic (16, 4, Draw_CachePic ("gfx/qplaque.lmp"));
//p = Draw_CachePic ("gfx/vidmodes.lmp");
p = Draw_CachePic ("gfx/p_option.lmp");
M_DrawPic ( (320-p->width)/2, 4, p);
// title
title = "Video Options";
M_PrintWhite ((320-8*strlen(title))/2, 32, title);
// options
M_Print (16, video_cursor_table[i], " Video mode");
M_Print (184, video_cursor_table[i], va("%ix%i", (int)vid_width.value, (int)vid_height.value));
i++;
M_Print (16, video_cursor_table[i], " Color depth");
M_Print (184, video_cursor_table[i], va("%i", (int)vid_bpp.value));
i++;
M_Print (16, video_cursor_table[i], " Refresh rate");
// refresh rates not implemented -- kristian
// M_Print (184, video_cursor_table[i], va("%i Hz", (int)vid_refreshrate.value));
M_Print (184, video_cursor_table[i], "N/A");
i++;
M_Print (16, video_cursor_table[i], " Fullscreen");
M_DrawCheckbox (184, video_cursor_table[i], (int)vid_fullscreen.value);
i++;
// added vsync to the video menu -- kristian
M_Print (16, video_cursor_table[i], " Vertical Sync");
if (gl_swap_control)
M_DrawCheckbox (184, video_cursor_table[i], (int)vid_vsync.value);
else
M_Print (184, video_cursor_table[i], "N/A");
i++;
M_Print (16, video_cursor_table[i], " Test changes");
i++;
M_Print (16, video_cursor_table[i], " Apply changes");
// cursor
M_DrawCharacter (168, video_cursor_table[video_options_cursor], 12+((int)(realtime*4)&1));
// notes "345678901234567890123456789012345678"
// M_Print (16, 172, "Windowed modes always use the desk- ");
// M_Print (16, 180, "top color depth, and can never be ");
// M_Print (16, 188, "larger than the desktop resolution. ");
}
/*
================
VID_Menu_f
================
*/
void VID_Menu_f (void)
{
key_dest = key_menu;
m_state = m_video;
m_entersound = true;
//set all the cvars to match the current mode when entering the menu
VID_SyncCvars ();
//set up bpp and rate lists based on current cvars
VID_Menu_RebuildBppList ();
}
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