quakeforge/libs/video/targets/vid_wgl.c
2003-05-07 07:10:15 +00:00

1081 lines
26 KiB
C

/*
vid_wgl.c
Win32 WGL vid component
Copyright (C) 1996-1997 Id Software, Inc.
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:
Free Software Foundation, Inc.
59 Temple Place - Suite 330
Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
static __attribute__ ((unused)) const char rcsid[] =
"$Id$";
#include "winquake.h"
#include "QF/cdaudio.h"
#include "QF/cmd.h"
#include "QF/console.h"
#include "QF/cvar.h"
#include "QF/input.h"
#include "QF/keys.h"
#include "QF/qargs.h"
#include "QF/qendian.h"
#include "QF/quakefs.h"
#include "QF/screen.h"
#include "QF/sound.h"
#include "QF/sys.h"
#include "QF/va.h"
#include "QF/vid.h"
#include "QF/GL/funcs.h"
#include "QF/GL/qf_vid.h"
#include "compat.h"
#include "in_win.h"
#include "r_cvar.h"
#include "win32/resources/resource.h"
#include "sbar.h"
extern const char *gl_renderer;
HWND mainwindow;
qboolean win_canalttab = false;
modestate_t modestate = MS_UNINIT;
RECT window_rect;
DEVMODE win_gdevmode;
int window_center_x, window_center_y, window_x, window_y, window_width,
window_height;
static HGLRC (GLAPIENTRY *qf_wglCreateContext) (HDC);
static BOOL (GLAPIENTRY *qf_wglDeleteContext) (HGLRC);
static HGLRC (GLAPIENTRY *qf_wglGetCurrentContext) (void);
static HDC (GLAPIENTRY *qf_wglGetCurrentDC) (void);
static BOOL (GLAPIENTRY *qf_wglMakeCurrent) (HDC, HGLRC);
#define MAX_MODE_LIST 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 MODE_WINDOWED 0
#define NO_MODE (MODE_WINDOWED - 1)
#define MODE_FULLSCREEN_DEFAULT (MODE_WINDOWED + 1)
typedef struct {
modestate_t type;
int width;
int height;
int modenum;
int dib;
int fullscreen;
int bpp;
int halfscreen;
char modedesc[17];
} vmode_t;
typedef struct {
int width;
int height;
} lmode_t;
static lmode_t lowresmodes[] = {
{320, 200},
{320, 240},
{400, 300},
{512, 384},
};
static int nummodes;
static vmode_t modelist[MAX_MODE_LIST];
static vmode_t badmode;
static qboolean windowed, leavecurrentmode;
static int windowed_mouse;
static HICON hIcon;
static RECT WindowRect;
static DWORD WindowStyle;
static int vid_modenum = NO_MODE;
static int vid_realmode;
static int vid_default = MODE_WINDOWED;
static int windowed_default;
static qboolean fullsbardraw = true;
static HDC maindc;
static char *VID_GetModeDescription (int mode);
static void GL_Init (void);
static void * (WINAPI *glGetProcAddress) (const char *symbol) = NULL;
void *
QFGL_GetProcAddress (void *handle, const char *name)
{
void *glfunc = NULL;
if (glGetProcAddress)
glfunc = glGetProcAddress (name);
if (!glfunc)
glfunc = GetProcAddress (handle, name);
return glfunc;
}
void *
QFGL_LoadLibrary (void)
{
void *handle;
if (!(handle = LoadLibrary (gl_driver->string)))
Sys_Error ("Couldn't load OpenGL library %s!", gl_driver->string);
(FARPROC)glGetProcAddress = GetProcAddress (handle, "wglGetProcAddress");
return handle;
}
//====================================
static void
CenterWindow (HWND hWndCenter, int width, int height, BOOL lefttopjustify)
{
int CenterX, CenterY;
CenterX = (GetSystemMetrics (SM_CXSCREEN) - width) / 2;
CenterY = (GetSystemMetrics (SM_CYSCREEN) - height) / 2;
if (CenterX > CenterY * 2)
CenterX >>= 1; // dual screens
CenterX = (CenterX < 0) ? 0 : CenterX;
CenterY = (CenterY < 0) ? 0 : CenterY;
SetWindowPos (hWndCenter, NULL, CenterX, CenterY, 0, 0,
SWP_NOSIZE | SWP_NOZORDER | SWP_SHOWWINDOW | SWP_DRAWFRAME);
}
static qboolean
VID_SetWindowedMode (int modenum)
{
HDC hdc;
int lastmodestate, width, height;
RECT rect;
lastmodestate = modestate;
WindowRect.top = WindowRect.left = 0;
WindowRect.right = modelist[modenum].width;
WindowRect.bottom = modelist[modenum].height;
window_width = modelist[modenum].width;
window_height = modelist[modenum].height;
WindowStyle = WS_OVERLAPPED | WS_BORDER | WS_CAPTION | WS_SYSMENU |
WS_MINIMIZEBOX | WS_CLIPSIBLINGS | WS_CLIPCHILDREN;
rect = WindowRect;
AdjustWindowRect (&rect, WindowStyle, FALSE);
width = rect.right - rect.left;
height = rect.bottom - rect.top;
// Create the window
mainwindow = CreateWindow ("QuakeForge", "GLQuakeWorld",
WindowStyle, rect.left, rect.top, width, height,
NULL, NULL, global_hInstance, NULL);
if (!mainwindow)
Sys_Error ("Couldn't create DIB window (%lx)",GetLastError());
// Center and show the window
CenterWindow (mainwindow, WindowRect.right - WindowRect.left,
WindowRect.bottom - WindowRect.top, false);
ShowWindow (mainwindow, SW_SHOWDEFAULT);
UpdateWindow (mainwindow);
modestate = MS_WINDOWED;
// because we have set the background brush for the window to NULL
// (to avoid flickering when re-sizing the window on the desktop),
// we clear the window to black when created, otherwise it will be
// empty while Quake starts up.
hdc = GetDC (mainwindow);
PatBlt (hdc, 0, 0, WindowRect.right, WindowRect.bottom, BLACKNESS);
ReleaseDC (mainwindow, hdc);
if (vid.conheight > modelist[modenum].height)
vid.conheight = modelist[modenum].height;
if (vid.conwidth > modelist[modenum].width)
vid.conwidth = modelist[modenum].width;
scr_width = vid.width = vid.conwidth;
scr_height = vid.height = vid.conheight;
vid.numpages = 2;
if(hIcon) {
SendMessage (mainwindow, WM_SETICON, (WPARAM) TRUE, (LPARAM) hIcon);
SendMessage (mainwindow, WM_SETICON, (WPARAM) FALSE, (LPARAM) hIcon);
}
return true;
}
static qboolean
VID_SetFullDIBMode (int modenum)
{
HDC hdc;
int lastmodestate, width, height;
RECT rect;
memset (&win_gdevmode,0,sizeof(win_gdevmode));
if (!leavecurrentmode) {
win_gdevmode.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT;
win_gdevmode.dmBitsPerPel = modelist[modenum].bpp;
win_gdevmode.dmPelsWidth = modelist[modenum].width <<
modelist[modenum].halfscreen;
win_gdevmode.dmPelsHeight = modelist[modenum].height;
win_gdevmode.dmSize = sizeof (win_gdevmode);
if (ChangeDisplaySettings (&win_gdevmode, CDS_FULLSCREEN) !=
DISP_CHANGE_SUCCESSFUL)
Sys_Error ("Couldn't set fullscreen DIB mode (%lx)",
GetLastError());
}
lastmodestate = modestate;
modestate = MS_FULLDIB;
WindowRect.top = WindowRect.left = 0;
WindowRect.right = modelist[modenum].width;
WindowRect.bottom = modelist[modenum].height;
window_width = modelist[modenum].width;
window_height = modelist[modenum].height;
// FIXME: some drivers have broken FS popup window handling
// until I find way around it, or find some other cause for it
// this is way to avoid it
if (COM_CheckParm ("-brokenpopup")) WindowStyle = 0;
else WindowStyle = WS_POPUP | WS_CLIPSIBLINGS | WS_CLIPCHILDREN;
rect = WindowRect;
AdjustWindowRect (&rect, WindowStyle, FALSE);
width = rect.right - rect.left;
height = rect.bottom - rect.top;
// Create the DIB window
mainwindow = CreateWindow ("QuakeForge", "GLQuakeWorld",
WindowStyle, rect.left, rect.top, width, height, NULL, NULL,
global_hInstance, NULL);
if (!mainwindow)
Sys_Error ("Couldn't create DIB window (%lx)",GetLastError());
ShowWindow (mainwindow, SW_SHOWDEFAULT);
UpdateWindow (mainwindow);
// Because we have set the background brush for the window to NULL
// (to avoid flickering when re-sizing the window on the desktop), we
// clear the window to black when created, otherwise it will be
// empty while Quake starts up.
hdc = GetDC (mainwindow);
PatBlt (hdc, 0, 0, WindowRect.right, WindowRect.bottom, BLACKNESS);
ReleaseDC (mainwindow, hdc);
if (vid.conheight > modelist[modenum].height)
vid.conheight = modelist[modenum].height;
if (vid.conwidth > modelist[modenum].width)
vid.conwidth = modelist[modenum].width;
scr_width = vid.width = vid.conwidth;
scr_height = vid.height = vid.conheight;
vid.numpages = 2;
// needed because we're not getting WM_MOVE messages fullscreen on NT
window_x = 0;
window_y = 0;
if (hIcon) {
SendMessage (mainwindow, WM_SETICON, (WPARAM) TRUE, (LPARAM) hIcon);
SendMessage (mainwindow, WM_SETICON, (WPARAM) FALSE, (LPARAM) hIcon);
}
return true;
}
static int
VID_SetMode (int modenum, unsigned char *palette)
{
int original_mode;
qboolean stat = 0;
MSG msg;
if ((windowed && (modenum != 0)) ||
(!windowed && (modenum < 1)) || (!windowed && (modenum >= nummodes))) {
Sys_Error ("Bad video mode");
}
// so Con_Printfs don't mess us up by forcing vid and snd updates
CDAudio_Pause ();
if (vid_modenum == NO_MODE)
original_mode = windowed_default;
else
original_mode = vid_modenum;
// Set either the fullscreen or windowed mode
if (modelist[modenum].type == MS_WINDOWED) {
if (in_grab->int_val && key_dest == key_game) {
stat = VID_SetWindowedMode (modenum);
IN_ActivateMouse ();
IN_HideMouse ();
} else {
IN_DeactivateMouse ();
IN_ShowMouse ();
stat = VID_SetWindowedMode (modenum);
}
} else if (modelist[modenum].type == MS_FULLDIB) {
stat = VID_SetFullDIBMode (modenum);
IN_ActivateMouse ();
IN_HideMouse ();
} else {
Sys_Error ("VID_SetMode: Bad mode type in modelist");
}
VID_UpdateWindowStatus (window_x, window_y);
CDAudio_Resume ();
if (!stat) {
Sys_Error ("Couldn't set video mode");
}
// Now we try to make sure we get the focus on the mode switch, because
// sometimes in some systems we don't. We grab the foreground, then
// finish setting up, pump all our messages, and sleep for a little while
// to let messages finish bouncing around the system, then we put
// ourselves at the top of the z order, then grab the foreground again,
// Who knows if it helps, but it probably doesn't hurt
SetForegroundWindow (mainwindow);
VID_SetPalette (palette);
vid_modenum = modenum;
while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE)) {
TranslateMessage (&msg);
DispatchMessage (&msg);
}
Sleep (100);
SetWindowPos (mainwindow, HWND_TOP, 0, 0, 0, 0,
SWP_DRAWFRAME | SWP_NOMOVE | SWP_NOSIZE | SWP_SHOWWINDOW |
SWP_NOCOPYBITS);
SetForegroundWindow (mainwindow);
// fix the leftover Alt from any Alt-Tab or the like that switched us away
IN_ClearStates ();
Con_Printf ("Video mode %s initialized.\n",
VID_GetModeDescription (vid_modenum));
VID_SetPalette (palette);
vid.recalc_refdef = 1;
return true;
}
void
VID_UpdateWindowStatus (int w_x, int w_y)
{
window_rect.left = window_x = w_x;
window_rect.top = window_y = w_y;
window_rect.right = window_x + window_width;
window_rect.bottom = window_y + window_height;
window_center_x = (window_rect.left + window_rect.right) / 2;
window_center_y = (window_rect.top + window_rect.bottom) / 2;
IN_UpdateClipCursor ();
}
static void
GL_Init (void)
{
GL_Init_Common ();
if (strnicmp (gl_renderer, "PowerVR", 7) == 0)
fullsbardraw = true;
}
void
GL_EndRendering (void)
{
if (!scr_skipupdate || block_drawing) {
qfglFinish ();
SwapBuffers (maindc);
}
// handle the mouse state when windowed if that's changed
if (modestate == MS_WINDOWED) {
if (!in_grab->int_val) {
if (windowed_mouse) {
IN_DeactivateMouse ();
IN_ShowMouse ();
windowed_mouse = false;
}
} else {
windowed_mouse = true;
if (key_dest == key_game && !in_mouse_avail && ActiveApp) {
IN_ActivateMouse ();
IN_HideMouse ();
} else if (in_mouse_avail && key_dest != key_game) {
IN_DeactivateMouse ();
IN_ShowMouse ();
}
}
}
if (fullsbardraw)
Sbar_Changed ();
}
void
VID_Shutdown (void)
{
HGLRC hRC;
HDC hDC;
int i, temp[8192];
#ifdef SPLASH_SCREEN
if(hwnd_dialog)
DestroyWindow (hwnd_dialog);
#endif
if (vid.initialized) {
win_canalttab = false;
hRC = qf_wglGetCurrentContext ();
hDC = qf_wglGetCurrentDC ();
qf_wglMakeCurrent (NULL, NULL);
// LordHavoc: free textures before closing (may help NVIDIA)
for (i = 0; i < 8192; i++)
temp[i] = i + 1;
qfglDeleteTextures (8192, temp);
if (hRC)
qf_wglDeleteContext (hRC);
if (hDC && mainwindow)
ReleaseDC (mainwindow, hDC);
if (modestate == MS_FULLDIB)
ChangeDisplaySettings (NULL, 0);
if (maindc && mainwindow)
ReleaseDC (mainwindow, maindc);
AppActivate (false, false);
}
}
//==========================================================================
static BOOL
bSetupPixelFormat (HDC hDC)
{
PIXELFORMATDESCRIPTOR pfd ;
int pixelformat;
memset (&pfd, 0, sizeof(PIXELFORMATDESCRIPTOR));
pfd.nSize = sizeof(PIXELFORMATDESCRIPTOR);
pfd.nVersion = 1;
pfd.dwFlags = PFD_DOUBLEBUFFER | PFD_SUPPORT_OPENGL | PFD_DRAW_TO_WINDOW;
pfd.iPixelType = PFD_TYPE_RGBA;
if (!modelist[vid_default].bpp)
pfd.cColorBits = 16;
else
pfd.cColorBits = modelist[vid_default].bpp;
pfd.cDepthBits = 32;
pfd.iLayerType = PFD_MAIN_PLANE;
if ((pixelformat = ChoosePixelFormat (hDC, &pfd)) == 0) {
MessageBox (NULL, "ChoosePixelFormat failed", "Error", MB_OK);
return FALSE;
}
if (SetPixelFormat (hDC, pixelformat, &pfd) == FALSE) {
MessageBox (NULL, "SetPixelFormat failed", "Error", MB_OK);
return FALSE;
}
return TRUE;
}
static int
VID_NumModes (void)
{
return nummodes;
}
static vmode_t *
VID_GetModePtr (int modenum)
{
if ((modenum >= 0) && (modenum < nummodes))
return &modelist[modenum];
else
return &badmode;
}
static char *
VID_GetModeDescription (int mode)
{
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 {
snprintf (temp, sizeof (temp), "Desktop resolution (%dx%d)",
modelist[MODE_FULLSCREEN_DEFAULT].width,
modelist[MODE_FULLSCREEN_DEFAULT].height);
pinfo = temp;
}
return pinfo;
}
// KJB: Added this to return the mode driver name in description for console
static 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 == MS_FULLDIB) {
if (!leavecurrentmode) {
snprintf (pinfo, sizeof (pinfo), "%s fullscreen", pv->modedesc);
} else {
snprintf (pinfo, sizeof (pinfo), "Desktop resolution (%dx%d)",
modelist[MODE_FULLSCREEN_DEFAULT].width,
modelist[MODE_FULLSCREEN_DEFAULT].height);
}
} else {
if (modestate == MS_WINDOWED)
snprintf (pinfo, sizeof (pinfo), "%s windowed", pv->modedesc);
else
snprintf (pinfo, sizeof (pinfo), "windowed");
}
return pinfo;
}
static void
VID_InitDIB (HINSTANCE hInstance)
{
WNDCLASS wc;
// Register the frame class
wc.style = 0;
wc.lpfnWndProc = (WNDPROC) MainWndProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = hInstance;
wc.hIcon = 0;
wc.hCursor = LoadCursor (NULL, IDC_ARROW);
wc.hbrBackground = NULL;
wc.lpszMenuName = 0;
wc.lpszClassName = "QuakeForge";
if (!RegisterClass (&wc))
Sys_Error ("Couldn't register window class (%lx)", GetLastError());
modelist[0].type = MS_WINDOWED;
if (COM_CheckParm ("-width"))
modelist[0].width = atoi (com_argv[COM_CheckParm ("-width") + 1]);
else
modelist[0].width = 640;
if (modelist[0].width < 320)
modelist[0].width = 320;
if (COM_CheckParm ("-height"))
modelist[0].height = atoi (com_argv[COM_CheckParm ("-height") + 1]);
else
modelist[0].height = modelist[0].width * 240 / 320;
if (modelist[0].height < 240)
modelist[0].height = 240;
snprintf (modelist[0].modedesc, sizeof (modelist[0].modedesc), "%dx%d",
modelist[0].width, modelist[0].height);
modelist[0].modenum = MODE_WINDOWED;
modelist[0].dib = 1;
modelist[0].fullscreen = 0;
modelist[0].halfscreen = 0;
modelist[0].bpp = 0;
nummodes = 1;
}
static void
VID_InitFullDIB (HINSTANCE hInstance)
{
DEVMODE devmode;
int i, modenum, originalnummodes, existingmode, numlowresmodes;
int j, bpp, done;
BOOL stat;
// enumerate >8 bpp modes
originalnummodes = nummodes;
modenum = 0;
do {
stat = EnumDisplaySettings (NULL, modenum, &devmode);
if ((devmode.dmBitsPerPel >= 15) &&
(devmode.dmPelsWidth <= MAXWIDTH) &&
(devmode.dmPelsHeight <= MAXHEIGHT) &&
(nummodes < MAX_MODE_LIST)) {
devmode.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT;
if (ChangeDisplaySettings (&devmode, CDS_TEST | CDS_FULLSCREEN) ==
DISP_CHANGE_SUCCESSFUL) {
modelist[nummodes].type = MS_FULLDIB;
modelist[nummodes].width = devmode.dmPelsWidth;
modelist[nummodes].height = devmode.dmPelsHeight;
modelist[nummodes].modenum = 0;
modelist[nummodes].halfscreen = 0;
modelist[nummodes].dib = 1;
modelist[nummodes].fullscreen = 1;
modelist[nummodes].bpp = devmode.dmBitsPerPel;
snprintf (modelist[nummodes].modedesc,
sizeof (modelist[nummodes].modedesc), "%ldx%ldx%ld",
devmode.dmPelsWidth, devmode.dmPelsHeight,
devmode.dmBitsPerPel);
// 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;
snprintf (modelist[nummodes].modedesc,
sizeof (modelist[nummodes].modedesc),
"%dx%dx%d", modelist[nummodes].width,
modelist[nummodes].height,
modelist[nummodes].bpp);
}
}
for (i = originalnummodes, 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++;
}
}
}
modenum++;
} while (stat);
// see if there are any low-res modes that aren't being reported
numlowresmodes = sizeof (lowresmodes) / sizeof (lowresmodes[0]);
bpp = 16;
done = 0;
do {
for (j = 0; (j < numlowresmodes) && (nummodes < MAX_MODE_LIST); j++) {
devmode.dmBitsPerPel = bpp;
devmode.dmPelsWidth = lowresmodes[j].width;
devmode.dmPelsHeight = lowresmodes[j].height;
devmode.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT;
if (ChangeDisplaySettings (&devmode, CDS_TEST | CDS_FULLSCREEN) ==
DISP_CHANGE_SUCCESSFUL) {
modelist[nummodes].type = MS_FULLDIB;
modelist[nummodes].width = devmode.dmPelsWidth;
modelist[nummodes].height = devmode.dmPelsHeight;
modelist[nummodes].modenum = 0;
modelist[nummodes].halfscreen = 0;
modelist[nummodes].dib = 1;
modelist[nummodes].fullscreen = 1;
modelist[nummodes].bpp = devmode.dmBitsPerPel;
snprintf (modelist[nummodes].modedesc,
sizeof (modelist[nummodes].modedesc), "%ldx%ldx%ld",
devmode.dmPelsWidth, devmode.dmPelsHeight,
devmode.dmBitsPerPel);
for (i = originalnummodes, 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++;
}
}
}
switch (bpp) {
case 16:
bpp = 32;
break;
case 32:
bpp = 24;
break;
case 24:
done = 1;
break;
}
} while (!done);
if (nummodes == originalnummodes)
Con_Printf ("No fullscreen DIB modes found\n");
}
void
VID_Init (unsigned char *palette)
{
int i, existingmode;
int basenummodes, width, height=480, bpp, findbpp, done;
HDC hdc;
DEVMODE devmode;
HGLRC baseRC;
DWORD lasterror;
GL_Pre_Init ();
qf_wglCreateContext = QFGL_ProcAddress (libgl_handle, "wglCreateContext",
true);
qf_wglDeleteContext = QFGL_ProcAddress (libgl_handle, "wglDeleteContext",
true);
qf_wglGetCurrentContext = QFGL_ProcAddress (libgl_handle,
"wglGetCurrentContext", true);
qf_wglGetCurrentDC = QFGL_ProcAddress (libgl_handle, "wglGetCurrentDC",
true);
qf_wglMakeCurrent = QFGL_ProcAddress (libgl_handle, "wglMakeCurrent",
true);
memset (&devmode, 0, sizeof (devmode));
hIcon = LoadIcon (global_hInstance, MAKEINTRESOURCE (IDI_ICON1));
VID_InitDIB (global_hInstance);
basenummodes = nummodes = 1;
VID_InitFullDIB (global_hInstance);
if (COM_CheckParm ("-window")) {
hdc = GetDC (NULL);
if (GetDeviceCaps (hdc, RASTERCAPS) & RC_PALETTE) {
Sys_Error ("Can't run in non-RGB mode");
}
ReleaseDC (NULL, hdc);
windowed = true;
vid_default = MODE_WINDOWED;
} else {
if (nummodes == 1)
Sys_Error ("No RGB fullscreen modes available");
windowed = false;
if (COM_CheckParm ("-mode")) {
vid_default = atoi (com_argv[COM_CheckParm ("-mode") + 1]);
} else {
if (COM_CheckParm ("-current")) {
modelist[MODE_FULLSCREEN_DEFAULT].width =
GetSystemMetrics (SM_CXSCREEN);
modelist[MODE_FULLSCREEN_DEFAULT].height =
GetSystemMetrics (SM_CYSCREEN);
vid_default = MODE_FULLSCREEN_DEFAULT;
leavecurrentmode = 1;
} else {
if (COM_CheckParm ("-width")) {
width = atoi (com_argv[COM_CheckParm ("-width") + 1]);
} else {
width = 640;
}
if (COM_CheckParm ("-bpp")) {
bpp = atoi (com_argv[COM_CheckParm ("-bpp") + 1]);
findbpp = 0;
} else {
bpp = 15;
findbpp = 1;
}
if (COM_CheckParm ("-height"))
height = atoi (com_argv[COM_CheckParm ("-height") + 1]);
// if they want to force it, add the specified mode to the list
if (COM_CheckParm ("-force") && (nummodes < MAX_MODE_LIST)) {
modelist[nummodes].type = MS_FULLDIB;
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;
snprintf (modelist[nummodes].modedesc,
sizeof (modelist[nummodes].modedesc),
"%ldx%ldx%ld", devmode.dmPelsWidth,
devmode.dmPelsHeight, devmode.dmBitsPerPel);
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 {
if (COM_CheckParm ("-height")) {
height = atoi
(com_argv[COM_CheckParm ("-height") + 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");
}
}
}
}
if ((i = COM_CheckParm ("-conwidth")) != 0)
vid.conwidth = atoi (com_argv[i + 1]);
else
vid.conwidth = 640;
vid.conwidth &= 0xfff8; // make it a multiple of eight
if (vid.conwidth < 320)
vid.conwidth = 320;
// pick a conheight that matches with correct aspect
vid.conheight = (vid.conwidth * 3) / 4;
if ((i = COM_CheckParm ("-conheight")) != 0)
vid.conheight = atoi (com_argv[i + 1]);
if (vid.conheight < 200)
vid.conheight = 200;
vid.maxwarpwidth = WARP_WIDTH;
vid.maxwarpheight = WARP_HEIGHT;
vid.colormap8 = vid_colormap;
vid.fullbright = 256 - LittleLong (*((int *) vid.colormap8 + 2048));
#ifdef SPLASH_SCREEN
if(hwnd_dialog)
DestroyWindow (hwnd_dialog);
#endif
VID_SetMode (vid_default, palette);
maindc = GetDC (mainwindow);
bSetupPixelFormat (maindc);
baseRC = qf_wglCreateContext (maindc);
if (!baseRC) {
lasterror=GetLastError();
if (maindc && mainwindow)
ReleaseDC (mainwindow, maindc);
Sys_Error("Could not initialize GL (wglCreateContext failed).\n\nMake "
"sure you in are 65535 color mode, and try running -window. "
"\nError code: (%lx)", lasterror);
}
if (!qf_wglMakeCurrent (maindc, baseRC)) {
lasterror=GetLastError();
if (baseRC)
qf_wglDeleteContext (baseRC);
if (maindc && mainwindow)
ReleaseDC (mainwindow, maindc);
Sys_Error ("wglMakeCurrent failed (%lx)", lasterror);
}
GL_Init ();
VID_InitGamma (palette);
VID_Init8bitPalette ();
VID_SetPalette (vid.palette);
vid.initialized = true;
vid_realmode = vid_modenum;
strcpy (badmode.modedesc, "Bad mode");
win_canalttab = true;
if (COM_CheckParm ("-nofullsbar"))
fullsbardraw = false;
}
void
VID_Init_Cvars ()
{
}
void
VID_SetCaption (const char *text)
{
if (text && *text) {
char *temp = strdup (text);
SetWindowText (mainwindow,
(LPSTR) va ("%s %s: %s", PROGRAM, VERSION, temp));
free (temp);
} else {
SetWindowText (mainwindow, (LPSTR) va ("%s %s", PROGRAM, VERSION));
}
}
static WORD systemgammaramps[3][256];
static WORD currentgammaramps[3][256];
qboolean
VID_SetGamma (double gamma)
{
int i;
HDC hdc = GetDC (NULL);
for (i = 0; i < 256; i++) {
currentgammaramps[2][i] = currentgammaramps[1][i] =
currentgammaramps[0][i] = gammatable[i] * 256;
}
i = SetDeviceGammaRamp (hdc, &currentgammaramps[0][0]);
ReleaseDC (NULL, hdc);
return i;
}
static void
VID_SaveGamma (void)
{
HDC hdc = GetDC (NULL);
GetDeviceGammaRamp (hdc, &systemgammaramps[0][0]);
ReleaseDC (NULL, hdc);
}
static void
VID_RestoreGamma (void)
{
HDC hdc = GetDC (NULL);
SetDeviceGammaRamp (hdc, &systemgammaramps[0][0]);
ReleaseDC (NULL, hdc);
}