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fteqw/engine/gl/gl_vidnt.c
Spoike 284705c01b update libpng in mingw builds to 1.6.13. 
git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@4777 fc73d0e0-1445-4013-8a0c-d673dee63da5
2014-10-25 01:24:12 +00:00

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/*
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 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"
#ifdef GLQUAKE
#include "glquake.h"
#include "winquake.h"
#include "resource.h"
#include "shader.h"
#include <commctrl.h>
void STT_Event(void);
#ifndef SetWindowLongPtr //yes its a define, for unicode support
#define SetWindowLongPtr SetWindowLong
#endif
#ifndef CDS_FULLSCREEN
#define CDS_FULLSCREEN 4
#endif
#ifndef WM_XBUTTONDOWN
#define WM_XBUTTONDOWN 0x020B
#define WM_XBUTTONUP 0x020C
#endif
#ifndef MK_XBUTTON1
#define MK_XBUTTON1 0x0020
#endif
#ifndef MK_XBUTTON2
#define MK_XBUTTON2 0x0040
#endif
// copied from DarkPlaces in an attempt to grab more buttons
#ifndef MK_XBUTTON3
#define MK_XBUTTON3 0x0080
#endif
#ifndef MK_XBUTTON4
#define MK_XBUTTON4 0x0100
#endif
#ifndef MK_XBUTTON5
#define MK_XBUTTON5 0x0200
#endif
#ifndef MK_XBUTTON6
#define MK_XBUTTON6 0x0400
#endif
#ifndef MK_XBUTTON7
#define MK_XBUTTON7 0x0800
#endif
#ifndef WM_INPUT
#define WM_INPUT 255
#endif
#ifndef WS_EX_LAYERED
#define WS_EX_LAYERED 0x00080000
#endif
#ifndef LWA_ALPHA
#define LWA_ALPHA 0x00000002
#endif
typedef BOOL (WINAPI *lpfnSetLayeredWindowAttributes)(HWND hwnd, COLORREF crKey, BYTE bAlpha, DWORD dwFlags);
extern cvar_t vid_conwidth, vid_conautoscale;
#define WINDOW_CLASS_NAME "FTEGLQuake"
#define MAX_MODE_LIST 128
#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
extern cvar_t vid_width;
extern cvar_t vid_height;
extern cvar_t vid_wndalpha;
const char *wgl_extensions;
typedef enum {MS_WINDOWED, MS_FULLSCREEN, MS_FULLDIB, MS_UNINIT} modestate_t;
BOOL bSetupPixelFormat(HDC hDC, rendererstate_t *info);
//qboolean VID_SetWindowedMode (int modenum);
//qboolean VID_SetFullDIBMode (int modenum);
qboolean VID_SetWindowedMode (rendererstate_t *info); //-1 on bpp or hz for default.
qboolean VID_SetFullDIBMode (rendererstate_t *info); //-1 on bpp or hz for default.
qboolean scr_skipupdate;
static DEVMODE gdevmode;
static qboolean vid_initialized = false;
static qboolean leavecurrentmode= true;
static qboolean vid_canalttab = false;
static qboolean vid_wassuspended = false;
extern qboolean mouseactive; // from in_win.c
static HICON hIcon;
static HCURSOR hArrowCursor, hCustomCursor;
extern qboolean vid_isfullscreen;
unsigned short originalgammaramps[3][256];
qboolean vid_initializing;
qboolean VID_AttachGL (rendererstate_t *info);
int DIBWidth, DIBHeight;
RECT WindowRect;
DWORD WindowStyle, ExWindowStyle;
HWND mainwindow, dibwindow;
unsigned char vid_curpal[256*3];
HGLRC baseRC;
HDC maindc;
HWND WINAPI InitializeWindow (HINSTANCE hInstance, int nCmdShow);
viddef_t vid; // global video state
//unsigned short d_8to16rgbtable[256];
//unsigned d_8to24rgbtable[256];
//unsigned short d_8to16bgrtable[256];
//unsigned d_8to24bgrtable[256];
modestate_t modestate = MS_UNINIT;
extern float gammapending;
LONG WINAPI GLMainWndProc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
qboolean GLAppActivate(BOOL fActive, BOOL minimize);
void ClearAllStates (void);
void VID_UpdateWindowStatus (HWND hWnd);
void GL_Init(void *(*getglfunction) (char *name));
typedef void (APIENTRY *lp3DFXFUNC) (int, int, int, int, int, const void*);
lp3DFXFUNC qglColorTableEXT;
qboolean is8bit = false;
qboolean isPermedia = false;
//====================================
// Note that 0 is MODE_WINDOWED
extern cvar_t vid_mode;
// Note that 3 is MODE_FULLSCREEN_DEFAULT
extern cvar_t vid_vsync;
extern cvar_t _windowed_mouse;
extern cvar_t vid_hardwaregamma;
extern cvar_t vid_desktopgamma;
extern cvar_t gl_lateswap;
extern cvar_t vid_preservegamma;
extern cvar_t vid_gl_context_version;
extern cvar_t vid_gl_context_debug;
extern cvar_t vid_gl_context_es;
extern cvar_t vid_gl_context_forwardcompatible;
extern cvar_t vid_gl_context_compatibility;
extern cvar_t vid_gl_context_robustness;
extern cvar_t vid_gl_context_selfreset;
int window_center_x, window_center_y, window_x, window_y, window_width, window_height;
RECT window_rect;
HMODULE hInstGL = NULL;
HMODULE hInstwgl = NULL;
static qboolean usingminidriver;
static char reqminidriver[MAX_OSPATH];
static char opengldllname[MAX_OSPATH];
#ifdef _DEBUG
//this is a list of the functions that exist in opengles2, as well as wglCreateContextAttribsARB.
//functions not in this list *should* be stubs that just return errors, but we can't always depend on drivers for that... they shouldn't get called.
//this list is just to make it easier to test+debug android gles2 stuff using windows.
static char *gles2funcs[] =
{
#define f(n) #n,
f(glActiveTexture)
f(glAttachShader)
f(glBindAttribLocation)
f(glBindBuffer)
f(glBindFramebuffer)
f(glBindRenderbuffer)
f(glBindTexture)
f(glBlendColor)
f(glBlendEquation)
f(glBlendEquationSeparate)
f(glBlendFunc)
f(glBlendFuncSeparate)
f(glBufferData)
f(glBufferSubData)
f(glCheckFramebufferStatus)
f(glClear)
f(glClearColor)
f(glClearDepthf)
f(glClearStencil)
f(glColorMask)
f(glCompileShader)
f(glCompressedTexImage2D)
f(glCompressedTexSubImage2D)
f(glCopyTexImage2D)
f(glCopyTexSubImage2D)
f(glCreateProgram)
f(glCreateShader)
f(glCullFace)
f(glDeleteBuffers)
f(glDeleteFramebuffers)
f(glDeleteProgram)
f(glDeleteRenderbuffers)
f(glDeleteShader)
f(glDeleteTextures)
f(glDepthFunc)
f(glDepthMask)
f(glDepthRangef)
f(glDetachShader)
f(glDisable)
f(glDisableVertexAttribArray)
f(glDrawArrays)
f(glDrawElements)
f(glEnable)
f(glEnableVertexAttribArray)
f(glFinish)
f(glFlush)
f(glFramebufferRenderbuffer)
f(glFramebufferTexture2D)
f(glFrontFace)
f(glGenBuffers)
f(glGenerateMipmap)
f(glGenFramebuffers)
f(glGenRenderbuffers)
f(glGenTextures)
f(glGetActiveAttrib)
f(glGetActiveUniform)
f(glGetAttachedShaders)
f(glGetAttribLocation)
f(glGetBooleanv)
f(glGetBufferParameteriv)
f(glGetError)
f(glGetFloatv)
f(glGetFramebufferAttachmentParameteriv)
f(glGetIntegerv)
f(glGetProgramiv)
f(glGetProgramInfoLog)
f(glGetRenderbufferParameteriv)
f(glGetShaderiv)
f(glGetShaderInfoLog)
f(glGetShaderPrecisionFormat)
f(glGetShaderSource)
f(glGetString)
f(glGetTexParameterfv)
f(glGetTexParameteriv)
f(glGetUniformfv)
f(glGetUniformiv)
f(glGetUniformLocation)
f(glGetVertexAttribfv)
f(glGetVertexAttribiv)
f(glGetVertexAttribPointerv)
f(glHint)
f(glIsBuffer)
f(glIsEnabled)
f(glIsFramebuffer)
f(glIsProgram)
f(glIsRenderbuffer)
f(glIsShader)
f(glIsTexture)
f(glLineWidth)
f(glLinkProgram)
f(glPixelStorei)
f(glPolygonOffset)
f(glReadPixels)
f(glReleaseShaderCompiler)
f(glRenderbufferStorage)
f(glSampleCoverage)
f(glScissor)
f(glShaderBinary)
f(glShaderSource)
f(glStencilFunc)
f(glStencilFuncSeparate)
f(glStencilMask)
f(glStencilMaskSeparate)
f(glStencilOp)
f(glStencilOpSeparate)
f(glTexImage2D)
f(glTexParameterf)
f(glTexParameterfv)
f(glTexParameteri)
f(glTexParameteriv)
f(glTexSubImage2D)
f(glUniform1f)
f(glUniform1fv)
f(glUniform1i)
f(glUniform1iv)
f(glUniform2f)
f(glUniform2fv)
f(glUniform2i)
f(glUniform2iv)
f(glUniform3f)
f(glUniform3fv)
f(glUniform3i)
f(glUniform3iv)
f(glUniform4f)
f(glUniform4fv)
f(glUniform4i)
f(glUniform4iv)
f(glUniformMatrix2fv)
f(glUniformMatrix3fv)
f(glUniformMatrix4fv)
f(glUseProgram)
f(glValidateProgram)
f(glVertexAttrib1f)
f(glVertexAttrib1fv)
f(glVertexAttrib2f)
f(glVertexAttrib2fv)
f(glVertexAttrib3f)
f(glVertexAttrib3fv)
f(glVertexAttrib4f)
f(glVertexAttrib4fv)
f(glVertexAttribPointer)
f(glViewport)
f(wglCreateContextAttribsARB)
NULL
};
#endif
//just GetProcAddress with a safty net.
void *getglfunc(char *name)
{
FARPROC proc;
proc = qwglGetProcAddress?qwglGetProcAddress(name):NULL;
if (!proc)
{
proc = GetProcAddress(hInstGL, name);
TRACE(("dbg: getglfunc: gpa %s: success %i\n", name, !!proc));
}
else
{
TRACE(("dbg: getglfunc: glgpa %s: success %i\n", name, !!proc));
}
#ifdef _DEBUG
if (vid_gl_context_es.ival == 2)
{
int i;
for (i = 0; gles2funcs[i]; i++)
{
if (!strcmp(name, gles2funcs[i]))
return proc;
}
return NULL;
}
#endif
return proc;
}
void *getwglfunc(char *name)
{
FARPROC proc;
TRACE(("dbg: getwglfunc: %s: getting\n", name));
proc = GetProcAddress(hInstGL, name);
if (!proc)
{
if (!hInstwgl)
{
TRACE(("dbg: getwglfunc: explicitly loading opengl32.dll\n", name));
hInstwgl = LoadLibrary("opengl32.dll");
}
TRACE(("dbg: getwglfunc: %s: wglgetting\n", name));
proc = GetProcAddress(hInstwgl, name);
TRACE(("dbg: getwglfunc: gpa %s: success %i\n", name, !!proc));
if (!proc)
Sys_Error("GL function %s was not found in %s\nPossibly you do not have a full enough gl implementation", name, opengldllname);
}
TRACE(("dbg: getwglfunc: glgpa %s: success %i\n", name, !!proc));
return proc;
}
HGLRC (WINAPI *qwglCreateContext)(HDC);
BOOL (WINAPI *qwglDeleteContext)(HGLRC);
HGLRC (WINAPI *qwglGetCurrentContext)(VOID);
HDC (WINAPI *qwglGetCurrentDC)(VOID);
PROC (WINAPI *qwglGetProcAddress)(LPCSTR);
BOOL (WINAPI *qwglMakeCurrent)(HDC, HGLRC);
BOOL (WINAPI *qSwapBuffers)(HDC);
int (WINAPI *qChoosePixelFormat)(HDC, CONST PIXELFORMATDESCRIPTOR *);
BOOL (WINAPI *qSetPixelFormat)(HDC, int, CONST PIXELFORMATDESCRIPTOR *);
int (WINAPI *qDescribePixelFormat)(HDC, int, UINT, LPPIXELFORMATDESCRIPTOR);
BOOL (WINAPI *qwglSwapIntervalEXT) (int);
BOOL (APIENTRY *qGetDeviceGammaRamp)(HDC hDC, GLvoid *ramp);
BOOL (APIENTRY *qSetDeviceGammaRamp)(HDC hDC, GLvoid *ramp);
BOOL (APIENTRY *qwglChoosePixelFormatARB)(HDC hdc, const int *piAttribIList, const FLOAT *pfAttribFList, UINT nMaxFormats, int* piFormats, UINT* nNumFormats);
HGLRC (APIENTRY *qwglCreateContextAttribsARB)(HDC hDC, HGLRC hShareContext, const int *attribList);
#define WGL_CONTEXT_MAJOR_VERSION_ARB 0x2091
#define WGL_CONTEXT_MINOR_VERSION_ARB 0x2092
#define WGL_CONTEXT_LAYER_PLANE_ARB 0x2093
#define WGL_CONTEXT_FLAGS_ARB 0x2094
#define WGL_CONTEXT_DEBUG_BIT_ARB 0x0001
#define WGL_CONTEXT_FORWARD_COMPATIBLE_BIT_ARB 0x0002
#define WGL_CONTEXT_ROBUST_ACCESS_BIT_ARB 0x0004 /*WGL_ARB_create_context_robustness*/
#define WGL_CONTEXT_PROFILE_MASK_ARB 0x9126 /*WGL_ARB_create_context_profile*/
#define WGL_CONTEXT_CORE_PROFILE_BIT_ARB 0x00000001
#define WGL_CONTEXT_COMPATIBILITY_PROFILE_BIT_ARB 0x00000002
#define WGL_CONTEXT_ES2_PROFILE_BIT_EXT 0x00000004 /*WGL_CONTEXT_ES2_PROFILE_BIT_EXT*/
#define ERROR_INVALID_VERSION_ARB 0x2095
#define ERROR_INVALID_PROFILE_ARB 0x2096
#define WGL_CONTEXT_RESET_NOTIFICATION_STRATEGY_ARB 0x8256 /*WGL_ARB_create_context_robustness*/
#define WGL_NO_RESET_NOTIFICATION_ARB 0x8261
#define WGL_LOSE_CONTEXT_ON_RESET_ARB 0x8252
qboolean GLInitialise (char *renderer)
{
if (!hInstGL || strcmp(reqminidriver, renderer))
{
usingminidriver = false;
if (hInstGL)
FreeLibrary(hInstGL);
hInstGL=NULL;
if (hInstwgl)
FreeLibrary(hInstwgl);
hInstwgl=NULL;
Q_strncpyz(reqminidriver, renderer, sizeof(reqminidriver));
Q_strncpyz(opengldllname, renderer, sizeof(opengldllname));
if (*renderer && stricmp(renderer, "opengl32.dll") && stricmp(renderer, "opengl32"))
{
Con_DPrintf ("Loading renderer dll \"%s\"", renderer);
hInstGL = LoadLibrary(opengldllname);
if (hInstGL)
{
usingminidriver = true;
Con_DPrintf (" Success\n");
}
else
Con_DPrintf (" Failed\n");
}
else
hInstGL = NULL;
if (!hInstGL)
{
unsigned int emode;
strcpy(opengldllname, "opengl32");
Con_DPrintf ("Loading renderer dll \"%s\"", opengldllname);
emode = SetErrorMode(SEM_FAILCRITICALERRORS); /*no annoying errors if they use glide*/
hInstGL = LoadLibrary(opengldllname);
SetErrorMode(emode);
if (hInstGL)
Con_DPrintf (" Success\n");
else
Con_DPrintf (" Failed\n");
}
if (!hInstGL)
{
if (*renderer)
Con_Printf ("Couldn't load %s or %s\n", renderer, opengldllname);
else
Con_Printf ("Couldn't load %s\n", opengldllname);
return false;
}
}
else
{
Con_DPrintf ("Reusing renderer dll %s\n", opengldllname);
}
Con_DPrintf ("Loaded renderer dll %s\n", opengldllname);
// windows dependant
qwglCreateContext = (void *)getwglfunc("wglCreateContext");
qwglDeleteContext = (void *)getwglfunc("wglDeleteContext");
qwglGetCurrentContext = (void *)getwglfunc("wglGetCurrentContext");
qwglGetCurrentDC = (void *)getwglfunc("wglGetCurrentDC");
qwglGetProcAddress = (void *)getwglfunc("wglGetProcAddress");
qwglMakeCurrent = (void *)getwglfunc("wglMakeCurrent");
if (usingminidriver)
{
qSwapBuffers = (void *)getglfunc("wglSwapBuffers");
qChoosePixelFormat = (void *)getglfunc("wglChoosePixelFormat");
qSetPixelFormat = (void *)getglfunc("wglSetPixelFormat");
qDescribePixelFormat = (void *)getglfunc("wglDescribePixelFormat");
}
else
{
qSwapBuffers = SwapBuffers;
qChoosePixelFormat = ChoosePixelFormat;
qSetPixelFormat = SetPixelFormat;
qDescribePixelFormat = DescribePixelFormat;
}
qGetDeviceGammaRamp = (void *)getglfunc("wglGetDeviceGammaRamp3DFX");
qSetDeviceGammaRamp = (void *)getglfunc("wglSetDeviceGammaRamp3DFX");
TRACE(("dbg: GLInitialise: got wgl funcs\n"));
return true;
}
/*doesn't consider parent offsets*/
RECT centerrect(unsigned int parentleft, unsigned int parenttop, unsigned int parentwidth, unsigned int parentheight, unsigned int cwidth, unsigned int cheight)
{
RECT r;
if (modestate!=MS_WINDOWED)
{
if (!vid_width.ival)
cwidth = parentwidth;
if (!vid_height.ival)
cheight = parentwidth;
}
if (parentwidth < cwidth)
{
r.left = parentleft;
r.right = r.left+parentwidth;
}
else
{
r.left = parentleft + (parentwidth - cwidth) / 2;
r.right = r.left + cwidth;
}
if (parentheight < cheight)
{
r.top = parenttop;
r.bottom = r.top + parentheight;
}
else
{
r.top = parenttop + (parentheight - cheight) / 2;
r.bottom = r.top + cheight;
}
return r;
}
void Image_ResampleTexture (unsigned *in, int inwidth, int inheight, unsigned *out, int outwidth, int outheight);
void *WIN_CreateCursor(char *filename, float hotx, float hoty, float scale)
{
int width, height;
BITMAPV5HEADER bi;
DWORD x,y;
HCURSOR hAlphaCursor = NULL;
ICONINFO ii;
qbyte *rgbadata, *rgbadata_start, *bgradata, *bgradata_start;
qboolean hasalpha;
void *filedata;
int filelen;
if (!filename || !*filename)
return NULL;
filelen = FS_LoadFile(filename, &filedata);
if (!filedata)
return NULL;
rgbadata_start = Read32BitImageFile(filedata, filelen, &width, &height, &hasalpha, "cursor");
FS_FreeFile(filedata);
if (!rgbadata_start)
return NULL;
if (scale != 1)
{
int nw,nh;
qbyte *nd;
nw = width * scale;
nh = height * scale;
if (nw <= 0 || nh <= 0 || nw > 128 || nh > 128) //don't go crazy.
return NULL;
nd = BZ_Malloc(nw*nh*4);
Image_ResampleTexture((unsigned int*)rgbadata_start, width, height, (unsigned int*)nd, nw, nh);
width = nw;
height = nh;
BZ_Free(rgbadata_start);
rgbadata_start = nd;
}
memset(&bi,0, sizeof(BITMAPV5HEADER));
bi.bV5Size = sizeof(BITMAPV5HEADER);
bi.bV5Width = width;
bi.bV5Height = height;
bi.bV5Planes = 1;
bi.bV5BitCount = 32;
bi.bV5Compression = BI_BITFIELDS;
// The following mask specification specifies a supported 32 BPP
// alpha format for Windows XP.
//FIXME: can we not just specify it as RGBA? meh.
bi.bV5RedMask = 0x00FF0000;
bi.bV5GreenMask = 0x0000FF00;
bi.bV5BlueMask = 0x000000FF;
bi.bV5AlphaMask = 0xFF000000;
// Create the DIB section with an alpha channel.
ii.hbmColor = CreateDIBSection(maindc, (BITMAPINFO *)&bi, DIB_RGB_COLORS, (void **)&bgradata_start, NULL, 0);
if (!ii.hbmColor)
{
BZ_Free(rgbadata_start);
return NULL;
}
for (rgbadata=rgbadata_start,y=0;y<height;y++)
{
bgradata = bgradata_start + (height-1-y)*width*4;
for (x=0;x<width;x++)
{
bgradata[0] = rgbadata[2];
bgradata[1] = rgbadata[1];
bgradata[2] = rgbadata[0];
bgradata[3] = rgbadata[3];
bgradata+=4;
rgbadata+=4;
}
}
BZ_Free(rgbadata_start);
ii.fIcon = FALSE; // Change fIcon to TRUE to create an alpha icon
ii.xHotspot = hotx;
ii.yHotspot = hoty;
ii.hbmMask = CreateBitmap(width,height,1,1,NULL);
// Create the alpha cursor with the alpha DIB section.
hAlphaCursor = CreateIconIndirect(&ii);
DeleteObject(ii.hbmColor);
DeleteObject(ii.hbmMask);
return hAlphaCursor;
}
qboolean WIN_SetCursor(void *cursor)
{
static POINT current_pos; //static to avoid bugs in vista(32) with largeaddressaware (this is fixed in win7). fixed exe base address prevents this from going above 2gb.
hCustomCursor = cursor;
//move the cursor to ensure the WM_SETCURSOR thing is invoked properly.
//this ensures all the nastyness of random programs randomly setting the current global cursor is handled by microsoft's code instead of mine.
//if you're using rawinput there'll be no lost inpuit problems, yay...
GetCursorPos(&current_pos);
SetCursorPos(current_pos.x, current_pos.y);
return true;
}
void WIN_DestroyCursor(void *cursor)
{
DestroyIcon(cursor);
}
qboolean VID_SetWindowedMode (rendererstate_t *info)
//qboolean VID_SetWindowedMode (int modenum)
{
int i;
HDC hdc;
int wwidth, wheight, pleft, ptop, pwidth, pheight;
RECT rect;
modestate = MS_WINDOWED;
hdc = GetDC(NULL);
if (GetDeviceCaps(hdc, RASTERCAPS) & RC_PALETTE)
{
ReleaseDC(NULL, hdc);
Con_Printf("Can't run GL in non-RGB mode\n");
return false;
}
ReleaseDC(NULL, hdc);
WindowRect.top = WindowRect.left = 0;
WindowRect.right = info->width;
WindowRect.bottom = info->height;
#ifndef FTE_SDL
if (sys_parentwindow)
{
SetWindowLong(sys_parentwindow, GWL_STYLE, GetWindowLong(sys_parentwindow, GWL_STYLE)|WS_OVERLAPPED);
WindowStyle = WS_CHILDWINDOW|WS_OVERLAPPED;
ExWindowStyle = 0;
pleft = sys_parentleft;
ptop = sys_parenttop;
pwidth = sys_parentwidth;
pheight = sys_parentheight;
WindowRect.right = sys_parentwidth;
WindowRect.bottom = sys_parentheight;
}
else
#endif
{
WindowStyle = WS_OVERLAPPED | WS_BORDER | WS_CAPTION | WS_SYSMENU |
WS_MINIMIZEBOX;
ExWindowStyle = 0;
WindowStyle |= WS_SIZEBOX | WS_MAXIMIZEBOX;
pleft = 0;
ptop = 0;
pwidth = GetSystemMetrics(SM_CXSCREEN);
pheight = GetSystemMetrics(SM_CYSCREEN);
/*Assume dual monitors, and chop the width to try to put it on only one screen*/
if (pwidth >= pheight*2)
pwidth /= 2;
}
DIBWidth = WindowRect.right - WindowRect.left;
DIBHeight = WindowRect.bottom - WindowRect.top;
rect = WindowRect;
AdjustWindowRectEx(&rect, WindowStyle, FALSE, 0);
wwidth = rect.right - rect.left;
wheight = rect.bottom - rect.top;
WindowRect = centerrect(pleft, ptop, pwidth, pheight, wwidth, wheight);
// Create the DIB window
dibwindow = CreateWindowEx (
ExWindowStyle,
WINDOW_CLASS_NAME,
FULLENGINENAME,
WindowStyle,
WindowRect.left, WindowRect.top,
WindowRect.right - WindowRect.left,
WindowRect.bottom - WindowRect.top,
sys_parentwindow,
NULL,
global_hInstance,
NULL);
if (!dibwindow)
{
Con_Printf ("Couldn't create DIB window");
return false;
}
SendMessage (dibwindow, WM_SETICON, (WPARAM)TRUE, (LPARAM)hIcon);
SendMessage (dibwindow, WM_SETICON, (WPARAM)FALSE, (LPARAM)hIcon);
if (!sys_parentwindow)
{
#ifdef WS_EX_LAYERED
int av;
av = 255*vid_wndalpha.value;
if (av < 70)
av = 70;
if (av < 255)
{
HMODULE hm = GetModuleHandle("user32.dll");
lpfnSetLayeredWindowAttributes pSetLayeredWindowAttributes;
pSetLayeredWindowAttributes = (void*)GetProcAddress(hm, "SetLayeredWindowAttributes");
if (pSetLayeredWindowAttributes)
{
// Set WS_EX_LAYERED on this window
SetWindowLong(dibwindow, GWL_EXSTYLE, GetWindowLong(dibwindow, GWL_EXSTYLE) | WS_EX_LAYERED);
// Make this window 70% alpha
pSetLayeredWindowAttributes(dibwindow, 0, (BYTE)av, LWA_ALPHA);
}
}
#endif
}
ShowWindow (dibwindow, SW_SHOWDEFAULT);
SetFocus(dibwindow);
// ShowWindow (dibwindow, SW_SHOWDEFAULT);
// UpdateWindow (dibwindow);
// 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(dibwindow);
PatBlt(hdc,0,0,WindowRect.right,WindowRect.bottom,BLACKNESS);
ReleaseDC(dibwindow, hdc);
if ((i = COM_CheckParm("-conwidth")) != 0)
vid.width = Q_atoi(com_argv[i+1]);
else
{
vid.width = 640;
}
vid.width &= 0xfff8; // make it a multiple of eight
if (vid.width < 320)
vid.width = 320;
// pick a conheight that matches with correct aspect
vid.height = vid.width*3 / 4;
if ((i = COM_CheckParm("-conheight")) != 0)
vid.height = Q_atoi(com_argv[i+1]);
if (vid.height < 200)
vid.height = 200;
if (vid.height > info->height)
vid.height = info->height;
if (vid.width > info->width)
vid.width = info->width;
vid.numpages = 2;
mainwindow = dibwindow;
vid_isfullscreen=false;
CL_UpdateWindowTitle();
return true;
}
void GLVID_SetCaption(char *text)
{
SetWindowText(mainwindow, text);
}
qboolean VID_SetFullDIBMode (rendererstate_t *info)
{
int i;
HDC hdc;
int wwidth, wheight;
RECT rect;
if (leavecurrentmode) //don't do this with d3d - d3d should set it's own video mode.
{ //make windows change res.
gdevmode.dmFields = DM_PELSWIDTH | DM_PELSHEIGHT;
if (info->bpp)
gdevmode.dmFields |= DM_BITSPERPEL;
if (info->rate)
gdevmode.dmFields |= DM_DISPLAYFREQUENCY;
gdevmode.dmBitsPerPel = info->bpp;
if (info->bpp && (gdevmode.dmBitsPerPel < 15))
{
Con_Printf("Forcing at least 16bpp\n");
gdevmode.dmBitsPerPel = 16;
}
gdevmode.dmDisplayFrequency = info->rate;
gdevmode.dmPelsWidth = info->width;
gdevmode.dmPelsHeight = info->height;
gdevmode.dmSize = sizeof (gdevmode);
if (ChangeDisplaySettings (&gdevmode, CDS_FULLSCREEN) != DISP_CHANGE_SUCCESSFUL)
{
Con_SafePrintf((gdevmode.dmFields&DM_DISPLAYFREQUENCY)?"Windows rejected mode %i*%i*%i*%i\n":"Windows rejected mode %i*%i*%i\n", (int)gdevmode.dmPelsWidth, (int)gdevmode.dmPelsHeight, (int)gdevmode.dmBitsPerPel, (int)gdevmode.dmDisplayFrequency);
return false;
}
}
modestate = MS_FULLDIB;
WindowRect.top = WindowRect.left = 0;
WindowRect.right = info->width;
WindowRect.bottom = info->height;
DIBWidth = info->width;
DIBHeight = info->height;
WindowStyle = WS_POPUP;
ExWindowStyle = 0;
rect = WindowRect;
AdjustWindowRectEx(&rect, WindowStyle, FALSE, 0);
wwidth = rect.right - rect.left;
wheight = rect.bottom - rect.top;
// Create the DIB window
dibwindow = CreateWindowEx (
ExWindowStyle,
WINDOW_CLASS_NAME,
FULLENGINENAME,
WindowStyle,
rect.left, rect.top,
wwidth,
wheight,
NULL,
NULL,
global_hInstance,
NULL);
if (!dibwindow)
Sys_Error ("Couldn't create DIB window");
SendMessage (dibwindow, WM_SETICON, (WPARAM)TRUE, (LPARAM)hIcon);
SendMessage (dibwindow, WM_SETICON, (WPARAM)FALSE, (LPARAM)hIcon);
ShowWindow (dibwindow, SW_SHOWDEFAULT);
UpdateWindow (dibwindow);
// 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(dibwindow);
PatBlt(hdc,0,0,WindowRect.right,WindowRect.bottom,BLACKNESS);
ReleaseDC(dibwindow, hdc);
if ((i = COM_CheckParm("-conwidth")) != 0)
vid.width = Q_atoi(com_argv[i+1]);
else
vid.width = 640;
vid.width &= 0xfff8; // make it a multiple of eight
if (vid.width < 320)
vid.width = 320;
// pick a conheight that matches with correct aspect
vid.height = vid.width*3 / 4;
if ((i = COM_CheckParm("-conheight")) != 0)
vid.height = Q_atoi(com_argv[i+1]);
if (vid.height < 200)
vid.height = 200;
if (vid.height > info->height)
vid.height = info->height;
if (vid.width > info->width)
vid.width = info->width;
vid.numpages = 2;
// needed because we're not getting WM_MOVE messages fullscreen on NT
window_x = 0;
window_y = 0;
vid_isfullscreen=true;
mainwindow = dibwindow;
return true;
}
extern qboolean gammaworks;
static void ReleaseGL(void);
static void Win_Touch_Init(HWND wnd);
static qboolean CreateMainWindow(rendererstate_t *info)
{
qboolean stat;
if (!info->fullscreen)
{
TRACE(("dbg: GLVID_SetMode: VID_SetWindowedMode\n"));
stat = VID_SetWindowedMode(info);
}
else
{
TRACE(("dbg: GLVID_SetMode: VID_SetFullDIBMode\n"));
stat = VID_SetFullDIBMode(info);
}
VID_UpdateWindowStatus(mainwindow);
Win_Touch_Init(mainwindow);
INS_UpdateGrabs(info->fullscreen, ActiveApp);
return stat;
}
BOOL CheckForcePixelFormat(rendererstate_t *info);
void VID_UnSetMode (void);
int GLVID_SetMode (rendererstate_t *info, unsigned char *palette)
{
int temp;
qboolean stat;
#ifndef NPFTE
MSG msg;
#endif
// HDC hdc;
TRACE(("dbg: GLVID_SetMode\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 ();
// Set either the fullscreen or windowed mode
qwglChoosePixelFormatARB = NULL;
qwglCreateContextAttribsARB = NULL;
stat = CreateMainWindow(info);
if (stat)
{
stat = VID_AttachGL(info);
if (stat)
{
TRACE(("dbg: GLVID_SetMode: attaching gl okay\n"));
if (CheckForcePixelFormat(info))
{
HMODULE oldgl = hInstGL;
hInstGL = NULL; //don't close the gl library, just in case
VID_UnSetMode();
hInstGL = oldgl;
if (CreateMainWindow(info) && VID_AttachGL(info))
{
//we have our multisample window
}
else
{
//multisample failed
//try the origional way
if (!CreateMainWindow(info) || !VID_AttachGL(info))
{
Con_Printf("Failed to undo antialising. Giving up.\n");
return false; //eek
}
}
}
}
else
{
TRACE(("dbg: GLVID_SetMode: attaching gl failed\n"));
return false;
}
}
if (!stat)
{
TRACE(("dbg: GLVID_SetMode: VID_Set... failed\n"));
return false;
}
window_width = DIBWidth;
window_height = DIBHeight;
VID_UpdateWindowStatus (mainwindow);
Cvar_ForceCallback(&vid_conautoscale);
CDAudio_Resume ();
scr_disabled_for_loading = temp;
// 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);
#ifndef NPFTE
/*I don't like this, but if we */
while (PeekMessage (&msg, mainwindow, 0, 0, PM_REMOVE))
{
TranslateMessage (&msg);
DispatchMessage (&msg);
}
Sleep (100);
#endif
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
ClearAllStates ();
if (vid_desktopgamma.value)
{
HDC hDC = GetDC(GetDesktopWindow());
gammaworks = qGetDeviceGammaRamp(hDC, originalgammaramps);
ReleaseDC(GetDesktopWindow(), hDC);
}
else
gammaworks = qGetDeviceGammaRamp(maindc, originalgammaramps);
return true;
}
static void ReleaseGL(void)
{
HGLRC hRC;
HDC hDC = NULL;
if (qwglGetCurrentContext)
{
hRC = qwglGetCurrentContext();
hDC = qwglGetCurrentDC();
qwglMakeCurrent(NULL, NULL);
if (hRC)
qwglDeleteContext(hRC);
}
qwglGetCurrentContext=NULL;
if (hDC && dibwindow)
ReleaseDC(dibwindow, hDC);
}
void VID_UnSetMode (void)
{
if (mainwindow && vid_initialized)
{
GLAppActivate(false, false);
vid_canalttab = false;
ReleaseGL();
if (modestate == MS_FULLDIB)
ChangeDisplaySettings (NULL, 0);
if (maindc && dibwindow)
ReleaseDC (dibwindow, maindc);
}
if (mainwindow)
{
dibwindow=NULL;
// ShowWindow(mainwindow, SW_HIDE);
// SetWindowLongPtr(mainwindow, GWL_WNDPROC, DefWindowProc);
// PostMessage(mainwindow, WM_CLOSE, 0, 0);
DestroyWindow(mainwindow);
mainwindow = NULL;
}
#if 0
//Logically this code should be active. However...
//1: vid_restarts are slightly slower if we don't reuse the old dll
//2: nvidia drivers crash if we shut it down+reload!
if (hInstGL)
{
FreeLibrary(hInstGL);
hInstGL=NULL;
}
if (hInstwgl)
{
FreeLibrary(hInstwgl);
hInstwgl=NULL;
}
*opengldllname = 0;
#endif
}
/*
================
VID_UpdateWindowStatus
================
*/
void VID_UpdateWindowStatus (HWND hWnd)
{
POINT p;
RECT nr;
GetClientRect(hWnd, &nr);
//if its bad then we're probably minimised
if (nr.right <= nr.left)
return;
if (nr.bottom <= nr.top)
return;
WindowRect = nr;
p.x = 0;
p.y = 0;
ClientToScreen(hWnd, &p);
window_x = p.x;
window_y = p.y;
window_width = WindowRect.right - WindowRect.left;
window_height = WindowRect.bottom - WindowRect.top;
vid.pixelwidth = window_width;
vid.pixelheight = window_height;
window_rect.left = window_x;
window_rect.top = window_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;
INS_UpdateClipCursor ();
}
qboolean WGL_CheckExtension(char *extname)
{
// int i;
int len;
const char *foo;
cvar_t *v = Cvar_Get(va("gl_ext_%s", extname), "1", 0, "GL Extensions");
if (v && !v->ival)
{
Con_Printf("Cvar %s is 0\n", v->name);
return false;
}
/* if (gl_num_extensions && qglGetStringi)
{
for (i = 0; i < gl_num_extensions; i++)
if (!strcmp(qglGetStringi(GL_EXTENSIONS, i), extname))
{
Con_DPrintf("Detected GL extension %s\n", extname);
return true;
}
}
*/
if (!wgl_extensions)
return false;
//the list is space delimited. we cannot just strstr lest we find leading/trailing _FOO_.
len = strlen(extname);
for (foo = wgl_extensions; *foo; )
{
if (!strncmp(foo, extname, len) && (foo[len] == ' ' || !foo[len]))
return true;
while(*foo && *foo != ' ')
foo++;
if (*foo == ' ')
foo++;
}
return false;
}
//====================================
qboolean VID_AttachGL (rendererstate_t *info)
{ //make sure we can get a valid renderer.
do
{
TRACE(("dbg: VID_AttachGL: GLInitialise\n"));
if (GLInitialise(info->subrenderer))
{
maindc = GetDC(mainwindow);
TRACE(("dbg: VID_AttachGL: bSetupPixelFormat\n"));
if (bSetupPixelFormat(maindc, info))
break;
ReleaseDC(mainwindow, maindc);
}
if (!*info->subrenderer || !stricmp(info->subrenderer, "opengl32.dll") || !stricmp(info->subrenderer, "opengl32")) //go for windows system dir if we failed with the default. Should help to avoid the 3dfx problem.
{
char systemgl[MAX_OSPATH+1];
GetSystemDirectory(systemgl, sizeof(systemgl)-1);
strncat(systemgl, "\\", sizeof(systemgl)-1);
if (*info->subrenderer)
strncat(systemgl, info->subrenderer, sizeof(systemgl)-1);
else
strncat(systemgl, "opengl32.dll", sizeof(systemgl)-1);
TRACE(("dbg: VID_AttachGL: GLInitialise (system dir specific)\n"));
if (GLInitialise(systemgl))
{
maindc = GetDC(mainwindow);
TRACE(("dbg: VID_AttachGL: bSetupPixelFormat\n"));
if (bSetupPixelFormat(maindc, info))
break;
ReleaseDC(mainwindow, maindc);
}
}
TRACE(("dbg: VID_AttachGL: failed to find a valid dll\n"));
return false;
} while(1);
TRACE(("dbg: VID_AttachGL: qwglCreateContext\n"));
baseRC = qwglCreateContext(maindc);
if (!baseRC)
{
Con_SafePrintf(CON_ERROR "Could not initialize GL (wglCreateContext failed).\n\nMake sure you in are 65535 color mode, and try running -window.\n"); //green to make it show.
return false;
}
TRACE(("dbg: VID_AttachGL: qwglMakeCurrent\n"));
if (!qwglMakeCurrent(maindc, baseRC))
{
Con_SafePrintf(CON_ERROR "wglMakeCurrent failed\n"); //green to make it show.
return false;
}
{
char *(WINAPI *wglGetExtensionsString)(HDC hdc) = NULL;
if (!wglGetExtensionsString)
wglGetExtensionsString = getglfunc("wglGetExtensionsString");
if (!wglGetExtensionsString)
wglGetExtensionsString = getglfunc("wglGetExtensionsStringARB");
if (!wglGetExtensionsString)
wglGetExtensionsString = getglfunc("wglGetExtensionsStringEXT");
if (wglGetExtensionsString)
wgl_extensions = wglGetExtensionsString(maindc);
else
wgl_extensions = NULL;
}
if (developer.ival)
Con_SafePrintf("WGL extensions: %s\n", wgl_extensions?"NONE":wgl_extensions);
qwglCreateContextAttribsARB = getglfunc("wglCreateContextAttribsARB");
#if 1//def _DEBUG
//attempt to promote that to opengl3.
if (qwglCreateContextAttribsARB)
{
HGLRC opengl3;
int attribs[11];
char *mv;
int i = 0;
char *ver;
ver = vid_gl_context_version.string;
if (!*ver && vid_gl_context_es.ival && WGL_CheckExtension("WGL_EXT_create_context_es2_profile"))
ver = "2.0";
mv = ver;
while (*mv)
{
if (*mv++ == '.')
break;
}
if (*ver)
{
attribs[i++] = WGL_CONTEXT_MAJOR_VERSION_ARB;
attribs[i++] = atoi(ver);
}
if (*mv)
{
attribs[i++] = WGL_CONTEXT_MINOR_VERSION_ARB;
attribs[i++] = atoi(mv);
}
//flags
attribs[i+1] = 0;
if (vid_gl_context_debug.ival)
attribs[i+1] |= WGL_CONTEXT_DEBUG_BIT_ARB;
if (vid_gl_context_forwardcompatible.ival)
attribs[i+1] |= WGL_CONTEXT_FORWARD_COMPATIBLE_BIT_ARB;
if (vid_gl_context_robustness.ival && WGL_CheckExtension("WGL_ARB_create_context_robustness"))
attribs[i+1] |= WGL_CONTEXT_ROBUST_ACCESS_BIT_ARB;
if (attribs[i+1])
{
attribs[i] = WGL_CONTEXT_FLAGS_ARB;
i += 2;
}
if (vid_gl_context_selfreset.ival && WGL_CheckExtension("WGL_ARB_create_context_robustness"))
{
attribs[i++] = WGL_CONTEXT_RESET_NOTIFICATION_STRATEGY_ARB;
attribs[i++] = WGL_LOSE_CONTEXT_ON_RESET_ARB;
}
/*only switch contexts if there's actually a point*/
if (i || !vid_gl_context_compatibility.ival || vid_gl_context_es.ival)
{
if (WGL_CheckExtension("WGL_ARB_create_context_profile"))
{
attribs[i+1] = 0;
if (vid_gl_context_es.ival && (WGL_CheckExtension("WGL_EXT_create_context_es_profile") || WGL_CheckExtension("WGL_EXT_create_context_es2_profile")))
attribs[i+1] |= WGL_CONTEXT_ES2_PROFILE_BIT_EXT;
else if (vid_gl_context_compatibility.ival)
attribs[i+1] |= WGL_CONTEXT_COMPATIBILITY_PROFILE_BIT_ARB;
else
attribs[i+1] |= WGL_CONTEXT_CORE_PROFILE_BIT_ARB;
attribs[i] = WGL_CONTEXT_PROFILE_MASK_ARB;
//WGL_CONTEXT_PROFILE_MASK_ARB is ignored if < 3.2 - however, nvidia do not agree and return errors
if (atof(ver) >= 3.2 || vid_gl_context_es.ival)
i+=2;
}
attribs[i] = 0;
if ((opengl3 = qwglCreateContextAttribsARB(maindc, NULL, attribs)))
{
qwglMakeCurrent(maindc, NULL);
qwglDeleteContext(baseRC);
baseRC = opengl3;
if (!qwglMakeCurrent( maindc, baseRC ))
{
Con_SafePrintf(CON_ERROR "wglMakeCurrent failed\n"); //green to make it show.
return false;
}
}
else
{
DWORD error = GetLastError();
if (error == (0xc0070000 | ERROR_INVALID_VERSION_ARB))
Con_Printf("Unsupported OpenGL context version (%s).\n", vid_gl_context_version.string);
else if (error == (0xc0070000 | ERROR_INVALID_PROFILE_ARB))
Con_Printf("Unsupported OpenGL profile (%s).\n", vid_gl_context_es.ival?"gles":(vid_gl_context_compatibility.ival?"compat":"core"));
else if (error == (0xc0070000 | ERROR_INVALID_OPERATION))
Con_Printf("wglCreateContextAttribsARB returned invalid operation.\n");
else if (error == (0xc0070000 | ERROR_DC_NOT_FOUND))
Con_Printf("wglCreateContextAttribsARB returned dc not found.\n");
else if (error == (0xc0070000 | ERROR_INVALID_PIXEL_FORMAT))
Con_Printf("wglCreateContextAttribsARB returned dc not found.\n");
else if (error == (0xc0070000 | ERROR_NO_SYSTEM_RESOURCES))
Con_Printf("wglCreateContextAttribsARB ran out of system resources.\n");
else if (error == (0xc0070000 | ERROR_INVALID_PARAMETER))
Con_Printf("wglCreateContextAttribsARB reported invalid parameter.\n");
else
Con_Printf("Unknown error creating an OpenGL (%s) Context.\n", vid_gl_context_version.string);
}
}
}
#endif
TRACE(("dbg: VID_AttachGL: GL_Init\n"));
GL_Init(getglfunc);
if (info->stereo)
{
GLboolean ster = false;
qglGetBooleanv(GL_STEREO, &ster);
if (!ster)
Con_Printf("Unable to create stereoscopic/quad-buffered OpenGL context. Please use a different stereoscopic method.\n");
}
qwglChoosePixelFormatARB = getglfunc("wglChoosePixelFormatARB");
qwglSwapIntervalEXT = getglfunc("wglSwapIntervalEXT");
if (qwglSwapIntervalEXT && *vid_vsync.string)
{
TRACE(("dbg: VID_AttachGL: qwglSwapIntervalEXT\n"));
qwglSwapIntervalEXT(vid_vsync.value);
}
TRACE(("dbg: VID_AttachGL: qSwapBuffers\n"));
qglClearColor(0, 0, 0, 1);
qglClear(GL_COLOR_BUFFER_BIT);
qSwapBuffers(maindc);
if (!qGetDeviceGammaRamp) qGetDeviceGammaRamp = (void*)GetDeviceGammaRamp;
if (!qSetDeviceGammaRamp) qSetDeviceGammaRamp = (void*)SetDeviceGammaRamp;
return true;
}
void VID_Wait_Override_Callback(struct cvar_s *var, char *oldvalue)
{
if (qwglSwapIntervalEXT && *vid_vsync.string)
qwglSwapIntervalEXT(vid_vsync.value);
}
void GLVID_Recenter_f(void)
{
// 4 unused variables
//int nw = vid_width.value;
//int nh = vid_height.value;
//int nx = 0;
//int ny = 0;
#ifdef _MSC_VER
#define strtoull _strtoui64
#endif
if (Cmd_Argc() > 1)
sys_parentleft = atoi(Cmd_Argv(1));
if (Cmd_Argc() > 2)
sys_parenttop = atoi(Cmd_Argv(2));
if (Cmd_Argc() > 3)
sys_parentwidth = atoi(Cmd_Argv(3));
if (Cmd_Argc() > 4)
sys_parentheight = atoi(Cmd_Argv(4));
if (Cmd_Argc() > 5)
{
HWND newparent = (HWND)(DWORD_PTR)strtoull(Cmd_Argv(5), NULL, 16);
if (newparent != sys_parentwindow && mainwindow && modestate==MS_WINDOWED)
SetParent(mainwindow, sys_parentwindow);
sys_parentwindow = newparent;
}
if (sys_parentwindow && modestate==MS_WINDOWED)
{
WindowRect = centerrect(sys_parentleft, sys_parenttop, sys_parentwidth, sys_parentheight, sys_parentwidth, sys_parentheight);
MoveWindow(mainwindow, WindowRect.left, WindowRect.top, WindowRect.right - WindowRect.left, WindowRect.bottom - WindowRect.top, FALSE);
VID_UpdateWindowStatus (mainwindow);
Cvar_ForceCallback(&vid_conautoscale);
}
}
void VID_WndAlpha_Override_Callback(struct cvar_s *var, char *oldvalue)
{
//this code tells windows to use the alpha channel of the screen, but does really nasty things with the mouse such that its unplayable.
//its not useful.
/* if (modestate==MS_WINDOWED)
{
struct qDWM_BLURBEHIND
{
DWORD dwFlags;
BOOL fEnable;
HRGN hRgnBlur;
BOOL fTransitionOnMaximized;
} bb = {1, true, NULL, true};
HRESULT (WINAPI *pDwmEnableBlurBehindWindow)(HWND hWnd,const struct qDWM_BLURBEHIND *pBlurBehind);
dllfunction_t dwm[] =
{
{(void*)&pDwmEnableBlurBehindWindow, "DwmEnableBlurBehindWindow"},
{NULL,NULL}
};
if (Sys_LoadLibrary("dwmapi.dll", dwm))
pDwmEnableBlurBehindWindow(mainwindow, &bb);
}
*/
#ifdef WS_EX_LAYERED
//enable whole-window fixed transparency. should work in win2k+
//note that this can destroy framerates, and they won't reset when the setting is reverted to 1.
//be prepared to do a vid_restart.
if (modestate==MS_WINDOWED)
{
int av;
HMODULE hm = GetModuleHandle("user32.dll");
lpfnSetLayeredWindowAttributes pSetLayeredWindowAttributes;
pSetLayeredWindowAttributes = (void*)GetProcAddress(hm, "SetLayeredWindowAttributes");
av = 255 * var->value;
if (av < 70)
av = 70;
if (av > 255)
av = 255;
if (pSetLayeredWindowAttributes)
{
// Set WS_EX_LAYERED on this window
if (av < 255)
{
SetWindowLong(mainwindow, GWL_EXSTYLE, GetWindowLong(mainwindow, GWL_EXSTYLE) | WS_EX_LAYERED);
// Make this window 70% alpha
pSetLayeredWindowAttributes(mainwindow, 0, (BYTE)av, LWA_ALPHA);
}
else
{
SetWindowLong(mainwindow, GWL_EXSTYLE, GetWindowLong(mainwindow, GWL_EXSTYLE) & ~WS_EX_LAYERED);
pSetLayeredWindowAttributes(mainwindow, 0, (BYTE)255, LWA_ALPHA);
}
}
}
#endif
}
void GLVID_SwapBuffers (void)
{
qSwapBuffers(maindc);
// handle the mouse state when windowed if that's changed
INS_UpdateGrabs(modestate != MS_WINDOWED, ActiveApp);
}
void OblitterateOldGamma(void)
{
int i;
if (vid_preservegamma.value)
return;
for (i = 0; i < 256; i++)
{
originalgammaramps[0][i] = (i<<8) + i;
originalgammaramps[1][i] = (i<<8) + i;
originalgammaramps[2][i] = (i<<8) + i;
}
}
qboolean GLVID_ApplyGammaRamps (unsigned short *ramps)
{
if (ramps)
{
if (!gammaworks)
return false;
if (vid_hardwaregamma.value == 1 && modestate == MS_WINDOWED)
return false; //don't do hardware gamma in windowed mode
if (ActiveApp && vid_hardwaregamma.value) //this is needed because ATI drivers don't work properly (or when task-switched out).
{
if (gammaworks)
{ //we have hardware gamma applied - if we're doing a BF, we don't want to reset to the default gamma (yuck)
if (vid_desktopgamma.value)
{
HDC hDC = GetDC(GetDesktopWindow());
qSetDeviceGammaRamp (hDC, ramps);
ReleaseDC(GetDesktopWindow(), hDC);
}
else
{
qSetDeviceGammaRamp (maindc, ramps);
}
}
return true;
}
return false;
}
else
{
//revert to default
if (qSetDeviceGammaRamp)
{
OblitterateOldGamma();
if (vid_desktopgamma.value)
{
HDC hDC = GetDC(GetDesktopWindow());
qSetDeviceGammaRamp (hDC, originalgammaramps);
ReleaseDC(GetDesktopWindow(), hDC);
}
else
{
qSetDeviceGammaRamp(maindc, originalgammaramps);
}
}
return true;
}
}
void GLVID_Crashed(void)
{
if (qSetDeviceGammaRamp && gammaworks)
{
OblitterateOldGamma();
qSetDeviceGammaRamp(maindc, originalgammaramps);
}
}
void GLVID_Shutdown (void)
{
if (qSetDeviceGammaRamp)
{
OblitterateOldGamma();
if (vid_desktopgamma.value)
{
HDC hDC = GetDC(GetDesktopWindow());
qSetDeviceGammaRamp(hDC, originalgammaramps);
ReleaseDC(GetDesktopWindow(), hDC);
}
else
{
qSetDeviceGammaRamp(maindc, originalgammaramps);
}
}
qSetDeviceGammaRamp = NULL;
qGetDeviceGammaRamp = NULL;
gammaworks = false;
GLBE_Shutdown();
VID_UnSetMode();
}
//==========================================================================
#define WGL_DRAW_TO_WINDOW_ARB 0x2001
#define WGL_ACCELERATION_ARB 0x2003
#define WGL_SUPPORT_OPENGL_ARB 0x2010
#define WGL_DOUBLE_BUFFER_ARB 0x2011
#define WGL_STEREO_ARB 0x2012
#define WGL_COLOR_BITS_ARB 0x2014
#define WGL_ALPHA_BITS_ARB 0x201B
#define WGL_DEPTH_BITS_ARB 0x2022
#define WGL_STENCIL_BITS_ARB 0x2023
#define WGL_FULL_ACCELERATION_ARB 0x2027
qboolean shouldforcepixelformat;
int forcepixelformat;
BOOL CheckForcePixelFormat(rendererstate_t *info)
{
if (qwglChoosePixelFormatARB && (info->multisample || info->srgb))
{
HDC hDC;
int valid;
float fAttribute[] = {0,0};
UINT numFormats;
int pixelformat;
int iAttributes = 0;
int iAttribute[16*2];
iAttribute[iAttributes++] = WGL_DRAW_TO_WINDOW_ARB; iAttribute[iAttributes++] = GL_TRUE;
iAttribute[iAttributes++] = WGL_SUPPORT_OPENGL_ARB; iAttribute[iAttributes++] = GL_TRUE;
iAttribute[iAttributes++] = WGL_ACCELERATION_ARB; iAttribute[iAttributes++] = WGL_FULL_ACCELERATION_ARB;
iAttribute[iAttributes++] = WGL_COLOR_BITS_ARB; iAttribute[iAttributes++] = info->bpp;
iAttribute[iAttributes++] = WGL_ALPHA_BITS_ARB; iAttribute[iAttributes++] = 4;
iAttribute[iAttributes++] = WGL_DEPTH_BITS_ARB; iAttribute[iAttributes++] = 16;
iAttribute[iAttributes++] = WGL_STENCIL_BITS_ARB; iAttribute[iAttributes++] = 8;
iAttribute[iAttributes++] = WGL_DOUBLE_BUFFER_ARB; iAttribute[iAttributes++] = GL_TRUE;
iAttribute[iAttributes++] = WGL_STEREO_ARB; iAttribute[iAttributes++] = info->stereo;
if (info->multisample)
{
iAttribute[iAttributes++] = WGL_SAMPLE_BUFFERS_ARB; iAttribute[iAttributes++] = GL_TRUE;
iAttribute[iAttributes++] = WGL_SAMPLES_ARB, iAttribute[iAttributes++] = info->multisample; // Check For 4x Multisampling
}
if (info->srgb)
{
iAttribute[iAttributes++] = WGL_FRAMEBUFFER_SRGB_CAPABLE_ARB; iAttribute[iAttributes++] = GL_TRUE;
}
iAttribute[iAttributes++] = 0; iAttribute[iAttributes++] = 0;
TRACE(("dbg: bSetupPixelFormat: attempting wglChoosePixelFormatARB (multisample 4)\n"));
hDC = GetDC(mainwindow);
valid = qwglChoosePixelFormatARB(hDC,iAttribute,fAttribute,1,&pixelformat,&numFormats);
/* while ((!valid || numFormats < 1) && iAttribute[19] > 1)
{ //failed, switch wgl_samples to 2
iAttribute[19] /= 2;
TRACE(("dbg: bSetupPixelFormat: attempting wglChoosePixelFormatARB (smaller multisample)\n"));
valid = qwglChoosePixelFormatARB(hDC,iAttribute,fAttribute,1,&pixelformat,&numFormats);
}
*/
ReleaseDC(mainwindow, hDC);
if (valid && numFormats > 0)
{
shouldforcepixelformat = true;
forcepixelformat = pixelformat;
return true;
}
}
return false;
}
BYTE IntensityFromShifted(unsigned int index, unsigned int shift, unsigned int bits)
{
unsigned int val;
val = (index >> shift) & ((1 << bits) - 1);
switch (bits)
{
case 1:
val = val ? 0xFF : 0;
break;
case 2:
val |= val << 2;
val |= val << 4;
break;
case 3:
val = val << (8 - bits);
val |= val >> 3;
break;
case 4:
case 5:
case 6:
case 7:
val = val << (8 - bits);
val |= val >> bits;
break;
case 8:
break;
default:
return 0;
}
return val;
}
void FixPaletteInDescriptor(HDC hDC, PIXELFORMATDESCRIPTOR *pfd)
{
LOGPALETTE *ppal;
HPALETTE hpal;
int idx, clrs;
if (pfd->dwFlags & PFD_NEED_PALETTE)
{
clrs = 1 << pfd->cColorBits;
ppal = Z_Malloc(sizeof(LOGPALETTE) + sizeof(PALETTEENTRY) * clrs);
ppal->palVersion = 0x300;
ppal->palNumEntries = clrs;
for (idx = 0; idx < clrs; idx++)
{
ppal->palPalEntry[idx].peRed = IntensityFromShifted(idx, pfd->cRedShift, pfd->cRedBits);
ppal->palPalEntry[idx].peGreen = IntensityFromShifted(idx, pfd->cGreenShift, pfd->cGreenBits);
ppal->palPalEntry[idx].peBlue = IntensityFromShifted(idx, pfd->cBlueShift, pfd->cBlueBits);
ppal->palPalEntry[idx].peFlags = 0;
}
hpal = CreatePalette(ppal);
SelectPalette(hDC, hpal, FALSE);
RealizePalette(hDC);
Z_Free(ppal);
}
}
BOOL bSetupPixelFormat(HDC hDC, rendererstate_t *info)
{
PIXELFORMATDESCRIPTOR pfd = {
sizeof(PIXELFORMATDESCRIPTOR), // size of this pfd
1, // version number
PFD_DRAW_TO_WINDOW // support window
| PFD_SUPPORT_OPENGL // support OpenGL
| PFD_DOUBLEBUFFER, // double buffered
PFD_TYPE_RGBA, // RGBA type
24, // 24-bit color depth
0, 0, 0, 0, 0, 0, // color bits ignored
0, // no alpha buffer
0, // shift bit ignored
0, // no accumulation buffer
0, 0, 0, 0, // accum bits ignored
#ifndef RTLIGHTS
32, // 32-bit z-buffer
0, // 0 stencil, don't need it unless we're using rtlights
#else
24, // 24-bit z-buffer
8, // stencil buffer
#endif
0, // no auxiliary buffer
PFD_MAIN_PLANE, // main layer
0, // reserved
0, 0, 0 // layer masks ignored
};
int pixelformat;
TRACE(("dbg: bSetupPixelFormat: ChoosePixelFormat\n"));
if (info->stereo)
pfd.dwFlags |= PFD_STEREO;
if (info->bpp == 15 || info->bpp == 16)
pfd.cColorBits = 16;
if (shouldforcepixelformat && qwglChoosePixelFormatARB) //the extra && is paranoia
{
shouldforcepixelformat = false;
pixelformat = forcepixelformat;
}
else
{
if ((pixelformat = qChoosePixelFormat(hDC, &pfd)))
{
TRACE(("dbg: ChoosePixelFormat 1: worked\n"));
if (qSetPixelFormat(hDC, pixelformat, &pfd))
{
TRACE(("dbg: bSetupPixelFormat: we can use the stencil buffer. woot\n"));
qDescribePixelFormat(hDC, pixelformat, sizeof(pfd), &pfd);
FixPaletteInDescriptor(hDC, &pfd);
if ((pfd.dwFlags & PFD_GENERIC_FORMAT) && !(pfd.dwFlags & PFD_GENERIC_ACCELERATED))
{
Con_Printf(CON_WARNING "WARNING: software-rendered opengl context\nPlease install appropriate graphics drivers, or try d3d rendering instead\n");
}
else if (pfd.dwFlags & PFD_SWAP_COPY)
Con_Printf(CON_WARNING "WARNING: buffer swaps will use copy operations\n");
return TRUE;
}
}
TRACE(("dbg: ChoosePixelFormat 1: no stencil buffer for us\n"));
pfd.cStencilBits = 0;
if ( (pixelformat = qChoosePixelFormat(hDC, &pfd)) == 0 )
{
Con_Printf("bSetupPixelFormat: ChoosePixelFormat failed (%i)\n", (int)GetLastError());
return FALSE;
}
}
qDescribePixelFormat(hDC, pixelformat, sizeof(pfd), &pfd);
if (qSetPixelFormat(hDC, pixelformat, &pfd) == FALSE)
{
Con_Printf("bSetupPixelFormat: SetPixelFormat failed (%i)\n", (int)GetLastError());
return FALSE;
}
if ((pfd.dwFlags & PFD_GENERIC_FORMAT) && !(pfd.dwFlags & PFD_GENERIC_ACCELERATED))
{
Con_Printf(CON_WARNING "WARNING: software-rendered opengl context\nPlease install appropriate graphics drivers, or try d3d rendering instead\n");
}
else if (pfd.dwFlags & PFD_SWAP_COPY)
Con_Printf(CON_WARNING "WARNING: buffer swaps will use copy operations\n");
FixPaletteInDescriptor(hDC, &pfd);
return TRUE;
}
/*
===================================================================
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 (0, i, 0, false);
}
Key_ClearStates ();
INS_ClearStates ();
}
qboolean GLAppActivate(BOOL fActive, BOOL minimize)
/****************************************************************************
*
* Function: AppActivate
* Parameters: fActive - True if app is activating
*
* Description: If the application is activating, then swap the system
* into SYSPAL_NOSTATIC mode so that our palettes will display
* correctly.
*
****************************************************************************/
{
static BOOL sound_active;
if (ActiveApp == fActive && Minimized == minimize)
return false; //so windows doesn't crash us over and over again.
ActiveApp = fActive;// && (foregroundwindow==mainwindow);
Minimized = minimize;
// enable/disable sound on focus gain/loss
if (!ActiveApp && sound_active)
{
S_BlockSound ();
sound_active = false;
}
else if (ActiveApp && !sound_active)
{
S_UnblockSound ();
sound_active = true;
}
INS_UpdateGrabs(modestate != MS_WINDOWED, ActiveApp);
if (fActive)
{
if (modestate != MS_WINDOWED)
{
if (vid_canalttab && vid_wassuspended)
{
vid_wassuspended = false;
ChangeDisplaySettings (&gdevmode, CDS_FULLSCREEN);
ShowWindow(mainwindow, SW_SHOWNORMAL);
// Fix for alt-tab bug in NVidia drivers
MoveWindow (mainwindow, 0, 0, gdevmode.dmPelsWidth, gdevmode.dmPelsHeight, false);
}
}
gammapending = 0.5; //delayed gamma force
Cvar_ForceCallback(&v_gamma); //so the delay isn't so blatent when you have decent graphics drivers that don't break things.
}
if (!fActive)
{
if (modestate != MS_WINDOWED)
{
if (vid_canalttab)
{
ChangeDisplaySettings (NULL, 0);
vid_wassuspended = true;
}
}
Cvar_ForceCallback(&v_gamma); //wham bam thanks.
}
return true;
}
#ifndef TWF_WANTPALM
typedef struct _TOUCHINPUT {
LONG x;
LONG y;
HANDLE hSource;
DWORD dwID;
DWORD dwFlags;
DWORD dwMask;
DWORD dwTime;
ULONG_PTR dwExtraInfo;
DWORD cxContact;
DWORD cyContact;
} TOUCHINPUT, *PTOUCHINPUT;
DECLARE_HANDLE(HTOUCHINPUT);
#define WM_TOUCH 0x0240
#define TOUCHINPUTMASKF_CONTACTAREA 0x0004
#define TOUCHEVENTF_DOWN 0x0002
#define TOUCHEVENTF_UP 0x0004
#define TWF_WANTPALM 0x00000002
#endif
static BOOL (WINAPI *pRegisterTouchWindow)(HWND hWnd, ULONG ulFlags);
static BOOL (WINAPI *pGetTouchInputInfo)(HTOUCHINPUT hTouchInput, UINT cInputs, PTOUCHINPUT pInputs, int cbSize);
static BOOL (WINAPI *pCloseTouchInputHandle)(HTOUCHINPUT hTouchInput);
static void Win_Touch_Init(HWND wnd)
{
HMODULE lib;
lib = LoadLibrary("user32.dll");
pRegisterTouchWindow = (void*)GetProcAddress(lib, "RegisterTouchWindow");
pGetTouchInputInfo = (void*)GetProcAddress(lib, "GetTouchInputInfo");
pCloseTouchInputHandle = (void*)GetProcAddress(lib, "CloseTouchInputHandle");
if (pRegisterTouchWindow && pGetTouchInputInfo && pCloseTouchInputHandle)
pRegisterTouchWindow(wnd, TWF_WANTPALM);
}
static void Win_Touch_Event(int points, HTOUCHINPUT ti)
{
float sz;
int i;
TOUCHINPUT *inputs = malloc(points * sizeof(*inputs)), *input;
if (inputs)
{
if (pGetTouchInputInfo(ti, points, inputs, sizeof(*inputs)))
{
for (i = 0, input = inputs; i < points; i++, input++)
{
int id = input->dwID+1; //googling implies the id is generally a low 0-based index. I can't test this. the +1 ensures that mouselook is not broken by someone trying to use a touchscreen at the same time.
if (input->dwMask & TOUCHINPUTMASKF_CONTACTAREA)
sz = sqrt((input->cxContact*input->cxContact + input->cyContact*input->cyContact) / 10000.0);
else
sz = 0;
//the web seems to imply that the ids should be low values, <16 or so. hurrah.
//movement *then* buttons. this should ensure that the cursor is positioned correctly.
IN_MouseMove(id, true, input->x/100.0f, input->y/100.0f, 0, sz);
if (input->dwFlags & TOUCHEVENTF_DOWN)
IN_KeyEvent(id, true, K_MOUSE1, 0);
if (input->dwFlags & TOUCHEVENTF_UP)
IN_KeyEvent(id, false, K_MOUSE1, 0);
}
}
free(inputs);
}
pCloseTouchInputHandle(ti);
}
/* main window procedure */
LONG WINAPI GLMainWndProc (
HWND hWnd,
UINT uMsg,
WPARAM wParam,
LPARAM lParam)
{
LONG lRet = 1;
// int fActive, fMinimized;
int temp;
extern unsigned int uiWheelMessage;
if ( uMsg == uiWheelMessage )
uMsg = WM_MOUSEWHEEL;
switch (uMsg)
{
case WM_COPYDATA:
{
COPYDATASTRUCT *cds = (COPYDATASTRUCT*)lParam;
Host_RunFile(cds->lpData, cds->cbData, NULL);
}
break;
case WM_KILLFOCUS:
GLAppActivate(FALSE, Minimized);
if (modestate == MS_FULLDIB)
ShowWindow(mainwindow, SW_SHOWMINNOACTIVE);
ClearAllStates ();
break;
case WM_SETFOCUS:
if (!GLAppActivate(TRUE, Minimized))
break;
ClearAllStates ();
break;
case WM_TOUCH:
Win_Touch_Event(LOWORD(wParam), (HTOUCHINPUT)lParam);
return 0; //return 0 if we handled it.
case WM_CREATE:
break;
case WM_MOVE:
VID_UpdateWindowStatus (hWnd);
Cvar_ForceCallback(&vid_conautoscale);
break;
case WM_KEYDOWN:
case WM_SYSKEYDOWN:
if (!vid_initializing)
INS_TranslateKeyEvent(wParam, lParam, true, 0);
break;
// case WM_UNICHAR:
case WM_DEADCHAR:
case WM_SYSDEADCHAR:
case WM_CHAR:
case WM_SYSCHAR:
// if (!vid_initializing)
// INS_TranslateKeyEvent(wParam, lParam, true);
break;
case WM_KEYUP:
case WM_SYSKEYUP:
if (!vid_initializing)
INS_TranslateKeyEvent(wParam, lParam, false, 0);
break;
// this is complicated because Win32 seems to pack multiple mouse events into
// one update sometimes, so we always check all states and look for events
case WM_LBUTTONDOWN:
case WM_LBUTTONUP:
case WM_RBUTTONDOWN:
case WM_RBUTTONUP:
case WM_MBUTTONDOWN:
case WM_MBUTTONUP:
case WM_MOUSEMOVE:
case WM_XBUTTONDOWN:
case WM_XBUTTONUP:
temp = 0;
if (wParam & MK_LBUTTON)
{
temp |= 1;
if (sys_parentwindow && modestate == MS_WINDOWED)
SetFocus(hWnd);
}
if (wParam & MK_RBUTTON)
temp |= 2;
if (wParam & MK_MBUTTON)
temp |= 4;
if (wParam & MK_XBUTTON1)
temp |= 8;
if (wParam & MK_XBUTTON2)
temp |= 16;
if (wParam & MK_XBUTTON3)
temp |= 32;
if (wParam & MK_XBUTTON4)
temp |= 64;
if (wParam & MK_XBUTTON5)
temp |= 128;
if (wParam & MK_XBUTTON6)
temp |= 256;
if (wParam & MK_XBUTTON7)
temp |= 512;
if (!vid_initializing)
INS_MouseEvent (temp);
break;
// JACK: This is the mouse wheel with the Intellimouse
// Its delta is either positive or neg, and we generate the proper
// Event.
case WM_MOUSEWHEEL:
if (!vid_initializing)
{
if ((short) HIWORD(wParam&0xffffffff) > 0)
{
Key_Event(0, K_MWHEELUP, 0, true);
Key_Event(0, K_MWHEELUP, 0, false);
}
else
{
Key_Event(0, K_MWHEELDOWN, 0, true);
Key_Event(0, K_MWHEELDOWN, 0, false);
}
}
break;
case WM_INPUT:
// raw input handling
if (!vid_initializing)
INS_RawInput_Read((HANDLE)lParam);
break;
case WM_USER:
#ifndef NOMEDIA
STT_Event();
#endif
break;
case WM_GETMINMAXINFO:
{
RECT windowrect;
RECT clientrect;
MINMAXINFO *mmi = (MINMAXINFO *) lParam;
GetWindowRect (hWnd, &windowrect);
GetClientRect (hWnd, &clientrect);
mmi->ptMinTrackSize.x = 320 + ((windowrect.right - windowrect.left) - (clientrect.right - clientrect.left));
mmi->ptMinTrackSize.y = 200 + ((windowrect.bottom - windowrect.top) - (clientrect.bottom - clientrect.top));
}
return 0;
case WM_SIZE:
vid.isminimized = (wParam==SIZE_MINIMIZED);
if (!vid_initializing)
{
VID_UpdateWindowStatus (hWnd);
Cvar_ForceCallback(&vid_conautoscale);
}
break;
case WM_CLOSE:
if (!vid_initializing)
if (MessageBox (mainwindow, "Are you sure you want to quit?", "Confirm Exit",
MB_YESNO | MB_SETFOREGROUND | MB_ICONQUESTION) == IDYES)
{
Cbuf_AddText("\nquit\n", RESTRICT_LOCAL);
}
break;
case WM_ACTIVATE:
// fActive = LOWORD(wParam);
// fMinimized = (BOOL) HIWORD(wParam);
// if (!GLAppActivate(!(fActive == WA_INACTIVE), fMinimized))
break;//so, urm, tell me microsoft, what changed?
if (modestate == MS_FULLDIB)
ShowWindow(mainwindow, SW_SHOWNORMAL);
// fix the leftover Alt from any Alt-Tab or the like that switched us away
ClearAllStates ();
Cvar_ForceCallback(&vid_conautoscale);
break;
case WM_DESTROY:
if (dibwindow)
DestroyWindow (dibwindow);
break;
case WM_SETCURSOR:
//only use a custom cursor if the cursor is inside the client area
switch(lParam&0xffff)
{
case 0:
break;
case HTCLIENT:
if (hCustomCursor) //custom cursor enabled
SetCursor(hCustomCursor);
else //fallback on an arrow cursor, just so we have something visible at startup or so
SetCursor(hArrowCursor);
lRet = TRUE;
break;
default:
lRet = DefWindowProc (hWnd, uMsg, wParam, lParam);
break;
}
break;
case MM_MCINOTIFY:
lRet = CDAudio_MessageHandler (hWnd, uMsg, wParam, lParam);
break;
default:
/* pass all unhandled messages to DefWindowProc */
lRet = DefWindowProc (hWnd, uMsg, wParam, lParam);
break;
}
/* return 1 if handled message, 0 if not */
return lRet;
}
qboolean GLVID_Is8bit(void) {
return is8bit;
}
void VID_Init8bitPalette(void)
{
#ifdef GL_USE8BITTEX
#ifdef GL_EXT_paletted_texture
#define GL_SHARED_TEXTURE_PALETTE_EXT 0x81FB
// Check for 8bit Extensions and initialize them.
int i;
char thePalette[256*3];
char *oldPalette, *newPalette;
qglColorTableEXT = (void *)qwglGetProcAddress("glColorTableEXT");
if (!qglColorTableEXT || !GL_CheckExtension("GL_EXT_shared_texture_palette") || COM_CheckParm("-no8bit"))
return;
Con_SafePrintf("8-bit GL extensions enabled.\n");
qglEnable(GL_SHARED_TEXTURE_PALETTE_EXT);
oldPalette = (char *) d_8to24rgbtable; //d_8to24table3dfx;
newPalette = thePalette;
for (i=0;i<256;i++)
{
*newPalette++ = *oldPalette++;
*newPalette++ = *oldPalette++;
*newPalette++ = *oldPalette++;
oldPalette++;
}
qglColorTableEXT(GL_SHARED_TEXTURE_PALETTE_EXT, GL_RGB, 256, GL_RGB, GL_UNSIGNED_BYTE,
(void *) thePalette);
is8bit = TRUE;
#endif
#endif
}
void GLVID_DeInit (void)
{
GLVID_Shutdown();
ActiveApp = false;
Cvar_Unhook(&vid_vsync);
Cvar_Unhook(&vid_wndalpha);
Cmd_RemoveCommand("vid_recenter");
UnregisterClass(WINDOW_CLASS_NAME, global_hInstance);
}
/*
===================
VID_Init
===================
*/
qboolean GLVID_Init (rendererstate_t *info, unsigned char *palette)
{
// qbyte *ptmp;
DEVMODE devmode;
WNDCLASS wc;
memset(&devmode, 0, sizeof(devmode));
hIcon = LoadIcon (global_hInstance, MAKEINTRESOURCE (IDI_ICON1));
hArrowCursor = LoadCursor (NULL,IDC_ARROW);
rf->VID_CreateCursor = WIN_CreateCursor;
rf->VID_DestroyCursor = WIN_DestroyCursor;
rf->VID_SetCursor = WIN_SetCursor;
/* Register the frame class */
wc.style = CS_OWNDC;
wc.lpfnWndProc = (WNDPROC)GLMainWndProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = global_hInstance;
wc.hIcon = hIcon;
wc.hCursor = hArrowCursor;
wc.hbrBackground = NULL;
wc.lpszMenuName = 0;
wc.lpszClassName = WINDOW_CLASS_NAME;
if (!RegisterClass (&wc)) //this isn't really fatal, we'll let the CreateWindow fail instead.
MessageBox(NULL, "RegisterClass failed", "GAH", 0);
vid_initialized = false;
vid_initializing = true;
if (!GLVID_SetMode (info, palette))
{
VID_UnSetMode();
return false;
}
// Check for 3DFX Extensions and initialize them.
VID_Init8bitPalette();
vid_canalttab = true;
Cvar_Hook(&vid_vsync, VID_Wait_Override_Callback);
Cvar_Hook(&vid_wndalpha, VID_WndAlpha_Override_Callback);
Cmd_AddCommand("vid_recenter", GLVID_Recenter_f);
vid_initialized = true;
vid_initializing = false;
return true;
}
#endif
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