]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - vid_wgl.c
now entirely dynamic OpenGL binding
[xonotic/darkplaces.git] / vid_wgl.c
index 26082196f2e59e8c9778982f444dc7721d10a06a..4979397a3daacf3410be3747e01361bef230f29e 100644 (file)
--- a/vid_wgl.c
+++ b/vid_wgl.c
@@ -8,7 +8,7 @@ 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.  
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 
 See the GNU General Public License for more details.
 
@@ -57,46 +57,42 @@ lmode_t     lowresmodes[] = {
        {512, 384},
 };
 
-const char *gl_vendor;
-const char *gl_renderer;
-const char *gl_version;
-const char *gl_extensions;
+qboolean scr_skipupdate;
 
-qboolean               scr_skipupdate;
+static vmode_t modelist[MAX_MODE_LIST];
+static int nummodes;
+static vmode_t badmode;
 
-static vmode_t modelist[MAX_MODE_LIST];
-static int             nummodes;
-static vmode_t badmode;
-
-static DEVMODE gdevmode;
-static qboolean        vid_initialized = false;
-static qboolean        windowed, leavecurrentmode;
+static DEVMODE gdevmode;
+static qboolean vid_initialized = false;
+static qboolean windowed, leavecurrentmode;
 static qboolean vid_canalttab = false;
 static qboolean vid_wassuspended = false;
-static int             usingmouse;
-extern qboolean        mouseactive;  // from in_win.c
-static HICON   hIcon;
+static int vid_usingmouse;
+extern qboolean mouseactive;  // from in_win.c
+static HICON hIcon;
 
-int                    DIBWidth, DIBHeight;
-RECT           WindowRect;
-DWORD          WindowStyle, ExWindowStyle;
+int DIBWidth, DIBHeight;
+RECT WindowRect;
+DWORD WindowStyle, ExWindowStyle;
 
-HWND   mainwindow;
+HWND mainwindow;
 
-int                    vid_modenum = NO_MODE;
-int                    vid_realmode;
-int                    vid_default = MODE_WINDOWED;
-static int     windowed_default;
-unsigned char  vid_curpal[256*3];
+int vid_modenum = NO_MODE;
+int vid_realmode;
+int vid_default = MODE_WINDOWED;
+static int windowed_default;
+unsigned char vid_curpal[256*3];
 
-HGLRC  baseRC;
-HDC            maindc;
+HGLRC baseRC;
+HDC maindc;
 
 HWND WINAPI InitializeWindow (HINSTANCE hInstance, int nCmdShow);
 
-viddef_t       vid;                            // global video state
+// global video state
+viddef_t vid;
 
-modestate_t    modestate = MS_UNINIT;
+modestate_t modestate = MS_UNINIT;
 
 void VID_MenuDraw (void);
 void VID_MenuKey (int key);
@@ -109,14 +105,14 @@ void VID_UpdateWindowStatus (void);
 
 //====================================
 
-int                    window_center_x, window_center_y, window_x, window_y, window_width, window_height;
-RECT           window_rect;
+int window_center_x, window_center_y, window_x, window_y, window_width, window_height;
+RECT window_rect;
 
 // direct draw software compatability stuff
 
 void CenterWindow(HWND hWndCenter, int width, int height, BOOL lefttopjustify)
 {
-    int     CenterX, CenterY;
+       int CenterX, CenterY;
 
        CenterX = (GetSystemMetrics(SM_CXSCREEN) - width) / 2;
        CenterY = (GetSystemMetrics(SM_CYSCREEN) - height) / 2;
@@ -130,8 +126,8 @@ void CenterWindow(HWND hWndCenter, int width, int height, BOOL lefttopjustify)
 
 qboolean VID_SetWindowedMode (int modenum)
 {
-       int                             lastmodestate, width, height;
-       RECT                    rect;
+       int lastmodestate, width, height;
+       RECT rect;
 
        lastmodestate = modestate;
 
@@ -180,15 +176,14 @@ qboolean VID_SetWindowedMode (int modenum)
 
 qboolean VID_SetFullDIBMode (int modenum)
 {
-       int                             lastmodestate, width, height;
-       RECT                    rect;
+       int lastmodestate, width, height;
+       RECT rect;
 
        if (!leavecurrentmode)
        {
                gdevmode.dmFields = DM_BITSPERPEL | DM_PELSWIDTH | DM_PELSHEIGHT;
                gdevmode.dmBitsPerPel = modelist[modenum].bpp;
-               gdevmode.dmPelsWidth = modelist[modenum].width <<
-                                                          modelist[modenum].halfscreen;
+               gdevmode.dmPelsWidth = modelist[modenum].width << modelist[modenum].halfscreen;
                gdevmode.dmPelsHeight = modelist[modenum].height;
                gdevmode.dmSize = sizeof (gdevmode);
 
@@ -243,9 +238,9 @@ qboolean VID_SetFullDIBMode (int modenum)
 
 int VID_SetMode (int modenum)
 {
-       int                             original_mode;
-       qboolean                stat = 0;
-    MSG                                msg;
+       int original_mode;
+       qboolean stat = 0;
+       MSG msg;
 
        if ((windowed && (modenum != 0)) || (!windowed && (modenum < 1)) || (!windowed && (modenum >= nummodes)))
                Sys_Error ("Bad video mode\n");
@@ -286,8 +281,8 @@ int VID_SetMode (int modenum)
 
        while (PeekMessage (&msg, NULL, 0, 0, PM_REMOVE))
        {
-       TranslateMessage (&msg);
-       DispatchMessage (&msg);
+               TranslateMessage (&msg);
+               DispatchMessage (&msg);
        }
 
        Sleep (100);
@@ -313,7 +308,6 @@ VID_UpdateWindowStatus
 */
 void VID_UpdateWindowStatus (void)
 {
-
        window_rect.left = window_x;
        window_rect.top = window_y;
        window_rect.right = window_x + window_width;
@@ -342,7 +336,7 @@ void VID_GetWindowSize (int *x, int *y, int *width, int *height)
 
 void VID_Finish (void)
 {
-       int usemouse;
+       int vid_usemouse;
        if (r_render.integer && !scr_skipupdate)
        {
                qglFinish();
@@ -350,27 +344,27 @@ void VID_Finish (void)
        }
 
 // handle the mouse state when windowed if that's changed
-       usemouse = false;
+       vid_usemouse = false;
        if (vid_mouse.integer && key_dest == key_game)
-               usemouse = true;
+               vid_usemouse = true;
        if (modestate == MS_FULLDIB)
-               usemouse = true;
-       if (!ActiveApp)
-               usemouse = false;
-       if (usemouse)
+               vid_usemouse = true;
+       if (!vid_activewindow)
+               vid_usemouse = false;
+       if (vid_usemouse)
        {
-               if (!usingmouse)
+               if (!vid_usingmouse)
                {
-                       usingmouse = true;
+                       vid_usingmouse = true;
                        IN_ActivateMouse ();
                        IN_HideMouse();
                }
        }
        else
        {
-               if (usingmouse)
+               if (vid_usingmouse)
                {
-                       usingmouse = false;
+                       vid_usingmouse = false;
                        IN_DeactivateMouse ();
                        IN_ShowMouse();
                }
@@ -384,10 +378,10 @@ void VID_SetDefaultMode (void)
 
 void VID_RestoreSystemGamma(void);
 
-void   VID_Shutdown (void)
+void VID_Shutdown (void)
 {
-       HGLRC hRC;
-       HDC       hDC;
+       HGLRC hRC;
+       HDC hDC;
        int i;
        GLuint temp[8192];
 
@@ -395,17 +389,17 @@ void      VID_Shutdown (void)
        {
                vid_canalttab = false;
                hRC = wglGetCurrentContext();
-       hDC = wglGetCurrentDC();
+               hDC = wglGetCurrentDC();
 
-       wglMakeCurrent(NULL, NULL);
+               wglMakeCurrent(NULL, NULL);
 
                // LordHavoc: free textures before closing (may help NVIDIA)
                for (i = 0;i < 8192;i++)
                        temp[i] = i+1;
                qglDeleteTextures(8192, temp);
 
-       if (hRC)
-           wglDeleteContext(hRC);
+               if (hRC)
+                       wglDeleteContext(hRC);
 
                if (hDC && mainwindow)
                        ReleaseDC(mainwindow, hDC);
@@ -420,6 +414,8 @@ void        VID_Shutdown (void)
 
                VID_RestoreSystemGamma();
        }
+
+       GL_CloseLibrary();
 }
 
 
@@ -428,7 +424,7 @@ void        VID_Shutdown (void)
 
 BOOL bSetupPixelFormat(HDC hDC)
 {
-    static PIXELFORMATDESCRIPTOR pfd = {
+       static PIXELFORMATDESCRIPTOR pfd = {
        sizeof(PIXELFORMATDESCRIPTOR),  // size of this pfd
        1,                              // version number
        PFD_DRAW_TO_WINDOW              // support window
@@ -441,28 +437,28 @@ BOOL bSetupPixelFormat(HDC hDC)
        0,                              // shift bit ignored
        0,                              // no accumulation buffer
        0, 0, 0, 0,                     // accum bits ignored
-       32,                             // 32-bit z-buffer      
+       32,                             // 32-bit z-buffer
        0,                              // no stencil buffer
        0,                              // no auxiliary buffer
        PFD_MAIN_PLANE,                 // main layer
        0,                              // reserved
        0, 0, 0                         // layer masks ignored
-    };
-    int pixelformat;
-
-    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;
+       };
+       int pixelformat;
+
+       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;
 }
 
 
@@ -514,7 +510,7 @@ 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++)
        {
@@ -542,16 +538,16 @@ void AppActivate(BOOL fActive, BOOL minimize)
 {
        static BOOL     sound_active;
 
-       ActiveApp = fActive;
+       vid_activewindow = fActive;
        Minimized = minimize;
 
 // enable/disable sound on focus gain/loss
-       if (!ActiveApp && sound_active)
+       if (!vid_activewindow && sound_active)
        {
                S_BlockSound ();
                sound_active = false;
        }
-       else if (ActiveApp && !sound_active)
+       else if (vid_activewindow && !sound_active)
        {
                S_UnblockSound ();
                sound_active = true;
@@ -577,11 +573,11 @@ void AppActivate(BOOL fActive, BOOL minimize)
 
        if (!fActive)
        {
-               usingmouse = false;
+               vid_usingmouse = false;
                IN_DeactivateMouse ();
                IN_ShowMouse ();
                if (modestate == MS_FULLDIB && vid_canalttab)
-               { 
+               {
                        ChangeDisplaySettings (NULL, 0);
                        vid_wassuspended = true;
                }
@@ -594,15 +590,15 @@ LONG CDAudio_MessageHandler(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
 /* main window procedure */
 LONG WINAPI MainWndProc (HWND hWnd, UINT uMsg, WPARAM  wParam, LPARAM lParam)
 {
-    LONG    lRet = 1;
+       LONG    lRet = 1;
        int             fActive, fMinimized, temp;
        extern unsigned int uiWheelMessage;
 
        if ( uMsg == uiWheelMessage )
                uMsg = WM_MOUSEWHEEL;
 
-    switch (uMsg)
-    {
+       switch (uMsg)
+       {
                case WM_KILLFOCUS:
                        if (modestate == MS_FULLDIB)
                                ShowWindow(mainwindow, SW_SHOWMINNOACTIVE);
@@ -621,7 +617,7 @@ LONG WINAPI MainWndProc (HWND hWnd, UINT uMsg, WPARAM  wParam, LPARAM lParam)
                case WM_SYSKEYDOWN:
                        Key_Event (MapKey(lParam, wParam), true);
                        break;
-                       
+
                case WM_KEYUP:
                case WM_SYSKEYUP:
                        Key_Event (MapKey(lParam, wParam), false);
@@ -658,7 +654,7 @@ LONG WINAPI MainWndProc (HWND hWnd, UINT uMsg, WPARAM  wParam, LPARAM lParam)
                // 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: 
+               case WM_MOUSEWHEEL:
                        if ((short) HIWORD(wParam) > 0) {
                                Key_Event(K_MWHEELUP, true);
                                Key_Event(K_MWHEELUP, false);
@@ -668,14 +664,14 @@ LONG WINAPI MainWndProc (HWND hWnd, UINT uMsg, WPARAM  wParam, LPARAM lParam)
                        }
                        break;
 
-       case WM_SIZE:
-            break;
+               case WM_SIZE:
+                       break;
 
-           case WM_CLOSE:
+               case WM_CLOSE:
                        if (MessageBox (mainwindow, "Are you sure you want to quit?", "Confirm Exit", MB_YESNO | MB_SETFOREGROUND | MB_ICONQUESTION) == IDYES)
                                Sys_Quit ();
 
-               break;
+                       break;
 
                case WM_ACTIVATE:
                        fActive = LOWORD(wParam);
@@ -687,27 +683,27 @@ LONG WINAPI MainWndProc (HWND hWnd, UINT uMsg, WPARAM  wParam, LPARAM lParam)
 
                        break;
 
-           case WM_DESTROY:
-        {
+               case WM_DESTROY:
+               {
                        if (mainwindow)
                                DestroyWindow (mainwindow);
 
-            PostQuitMessage (0);
-        }
-        break;
+                       PostQuitMessage (0);
+               }
+               break;
 
                case MM_MCINOTIFY:
-            lRet = CDAudio_MessageHandler (hWnd, uMsg, wParam, lParam);
+                       lRet = CDAudio_MessageHandler (hWnd, uMsg, wParam, lParam);
                        break;
 
-       default:
-            /* pass all unhandled messages to DefWindowProc */
-            lRet = DefWindowProc (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;
+       /* return 1 if handled message, 0 if not */
+       return lRet;
 }
 
 
@@ -721,7 +717,7 @@ int VID_NumModes (void)
        return nummodes;
 }
 
-       
+
 /*
 =================
 VID_GetModePtr
@@ -829,7 +825,7 @@ VID_DescribeMode_f
 void VID_DescribeMode_f (void)
 {
        int             t, modenum;
-       
+
        modenum = atoi (Cmd_Argv(1));
 
        t = leavecurrentmode;
@@ -898,18 +894,18 @@ 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.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 = gamename;
+       wc.lpszMenuName  = 0;
+       wc.lpszClassName = gamename;
 
-    if (!RegisterClass (&wc) )
+       if (!RegisterClass (&wc) )
                Sys_Error ("Couldn't register window class");
 
        if (COM_CheckParm("-width"))
@@ -1062,12 +1058,14 @@ void VID_RestoreSystemGamma(void)
 VID_Init
 ===================
 */
-void   VID_Init (void)
+void VID_Init (void)
 {
-       int             i;
-       int             basenummodes, width, height = 0, bpp, findbpp, done;
-       HDC             hdc;
-       DEVMODE devmode;
+       int i;
+       int basenummodes, width, height = 0, bpp, findbpp, done;
+       HDC hdc;
+       DEVMODE devmode;
+
+       GL_OpenLibrary();
 
        memset(&devmode, 0, sizeof(devmode));
 
@@ -1247,6 +1245,8 @@ void      VID_Init (void)
 
        strcpy (badmode.modedesc, "Bad mode");
        vid_canalttab = true;
+
+       vid_hidden = false;
 }
 
 
@@ -1260,20 +1260,20 @@ extern void M_PrintWhite (float cx, float cy, char *str);
 extern void M_DrawCharacter (float cx, float cy, int num);
 extern void M_DrawPic (float cx, float cy, char *picname);
 
-static int     vid_wmodes;
+static int vid_wmodes;
 
 typedef struct
 {
-       int             modenum;
-       char    *desc;
-       int             iscur;
+       int modenum;
+       char *desc;
+       int iscur;
 } modedesc_t;
 
 #define MAX_COLUMN_SIZE                9
 #define MODE_AREA_HEIGHT       (MAX_COLUMN_SIZE + 2)
 #define MAX_MODEDESCS          (MAX_COLUMN_SIZE*3)
 
-static modedesc_t      modedescs[MAX_MODEDESCS];
+static modedesc_t modedescs[MAX_MODEDESCS];
 
 /*
 ================