Quake-III-Arena

Quake III Arena GPL Source Release
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WIN_Z.CPP (4892B)

      1 /*
      2 ===========================================================================
      3 Copyright (C) 1999-2005 Id Software, Inc.
      4 
      5 This file is part of Quake III Arena source code.
      6 
      7 Quake III Arena source code is free software; you can redistribute it
      8 and/or modify it under the terms of the GNU General Public License as
      9 published by the Free Software Foundation; either version 2 of the License,
     10 or (at your option) any later version.
     11 
     12 Quake III Arena source code is distributed in the hope that it will be
     13 useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
     14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     15 GNU General Public License for more details.
     16 
     17 You should have received a copy of the GNU General Public License
     18 along with Foobar; if not, write to the Free Software
     19 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
     20 ===========================================================================
     21 */
     22 // win_cam.c -- windows specific camera view code
     23 
     24 #include "stdafx.h"
     25 #include "qe3.h"
     26 
     27 static HDC   s_hdcZ;
     28 static HGLRC s_hglrcZ;
     29 
     30 /*
     31 ============
     32 WZ_WndProc
     33 ============
     34 */
     35 LONG WINAPI WZ_WndProc (
     36     HWND    hWnd,
     37     UINT    uMsg,
     38     WPARAM  wParam,
     39     LPARAM  lParam)
     40 {
     41 	int		fwKeys, xPos, yPos;
     42     RECT	rect;
     43 
     44     GetClientRect(hWnd, &rect);
     45 
     46     switch (uMsg)
     47     {
     48 
     49 	case WM_DESTROY:
     50 		QEW_StopGL( hWnd, s_hglrcZ, s_hdcZ );
     51 		return 0;
     52 
     53 	case WM_CREATE:
     54         s_hdcZ = GetDC(hWnd);
     55 	    QEW_SetupPixelFormat( s_hdcZ, false);
     56 		if ( ( s_hglrcZ = wglCreateContext( s_hdcZ ) ) == 0 )
     57 			Error( "wglCreateContext in WZ_WndProc failed" );
     58 
     59         if (!wglMakeCurrent( s_hdcZ, s_hglrcZ ))
     60 			Error ("wglMakeCurrent in WZ_WndProc failed");
     61 
     62 		if (!wglShareLists( g_qeglobals.d_hglrcBase, s_hglrcZ ) )
     63 			Error( "wglShareLists in WZ_WndProc failed" );
     64 		return 0;
     65 
     66 	case WM_PAINT:
     67         { 
     68 		    PAINTSTRUCT	ps;
     69 
     70 		    BeginPaint(hWnd, &ps);
     71 
     72             if ( !wglMakeCurrent( s_hdcZ, s_hglrcZ ) )
     73 				Error ("wglMakeCurrent failed");
     74 			QE_CheckOpenGLForErrors();
     75 
     76 			Z_Draw ();
     77 		    SwapBuffers(s_hdcZ);
     78 
     79 			EndPaint(hWnd, &ps);
     80         }
     81 		return 0;
     82 
     83 
     84 	case WM_KEYDOWN:
     85 		QE_KeyDown (wParam);
     86 		return 0;
     87 
     88 	case WM_MBUTTONDOWN:
     89 	case WM_RBUTTONDOWN:
     90 	case WM_LBUTTONDOWN:
     91 		if (GetTopWindow(g_qeglobals.d_hwndMain) != hWnd)
     92 			BringWindowToTop(hWnd);
     93 
     94 		SetFocus( g_qeglobals.d_hwndZ );
     95 		SetCapture( g_qeglobals.d_hwndZ );
     96 		fwKeys = wParam;        // key flags 
     97 		xPos = (short)LOWORD(lParam);  // horizontal position of cursor 
     98 		yPos = (short)HIWORD(lParam);  // vertical position of cursor 
     99 		yPos = (int)rect.bottom - 1 - yPos;
    100 		Z_MouseDown (xPos, yPos, fwKeys);
    101 		return 0;
    102 
    103 	case WM_MBUTTONUP:
    104 	case WM_RBUTTONUP:
    105 	case WM_LBUTTONUP:
    106 		fwKeys = wParam;        // key flags 
    107 		xPos = (short)LOWORD(lParam);  // horizontal position of cursor 
    108 		yPos = (short)HIWORD(lParam);  // vertical position of cursor 
    109 		yPos = (int)rect.bottom - 1 - yPos;
    110 		Z_MouseUp (xPos, yPos, fwKeys);
    111 		if (! (fwKeys & (MK_LBUTTON|MK_RBUTTON|MK_MBUTTON)))
    112 			ReleaseCapture ();
    113 		return 0;
    114 
    115 	case WM_GETMINMAXINFO:
    116 	{
    117 		MINMAXINFO *pmmi = (LPMINMAXINFO) lParam;
    118 
    119 		pmmi->ptMinTrackSize.x = ZWIN_WIDTH;
    120 		return 0;
    121 	}
    122 
    123 	case WM_MOUSEMOVE:
    124 		fwKeys = wParam;        // key flags 
    125 		xPos = (short)LOWORD(lParam);  // horizontal position of cursor 
    126 		yPos = (short)HIWORD(lParam);  // vertical position of cursor 
    127 		yPos = (int)rect.bottom - 1 - yPos;
    128 		Z_MouseMoved (xPos, yPos, fwKeys);
    129 		return 0;
    130 
    131     case WM_SIZE:
    132 		z.width = rect.right;
    133 		z.height = rect.bottom;
    134 		InvalidateRect( g_qeglobals.d_hwndZ, NULL, false);
    135 		return 0;
    136 
    137 	case WM_NCCALCSIZE:// don't let windows copy pixels
    138 		DefWindowProc (hWnd, uMsg, wParam, lParam);
    139 		return WVR_REDRAW;
    140 
    141 	case WM_KILLFOCUS:
    142 	case WM_SETFOCUS:
    143 		SendMessage( hWnd, WM_NCACTIVATE, uMsg == WM_SETFOCUS, 0 );
    144 		return 0;
    145 
    146    	case WM_CLOSE:
    147         /* call destroy window to cleanup and go away */
    148         DestroyWindow (hWnd);
    149 		return 0;
    150     }
    151 
    152 	return DefWindowProc (hWnd, uMsg, wParam, lParam);
    153 }
    154 
    155 
    156 /*
    157 ==============
    158 WZ_Create
    159 ==============
    160 */
    161 void WZ_Create (HINSTANCE hInstance)
    162 {
    163   WNDCLASS   wc;
    164 	memset (&wc, 0, sizeof(wc));
    165   wc.style         = CS_NOCLOSE;
    166   wc.lpfnWndProc   = (WNDPROC)WZ_WndProc;
    167   wc.cbClsExtra    = 0;
    168   wc.cbWndExtra    = 0;
    169   wc.hInstance     = hInstance;
    170   wc.hIcon         = 0;
    171   wc.hCursor       = LoadCursor (NULL,IDC_ARROW);
    172   wc.hbrBackground = NULL;
    173   wc.lpszMenuName  = NULL;
    174   wc.lpszClassName = Z_WINDOW_CLASS;
    175 
    176     if (!RegisterClass (&wc) )
    177         Error ("WCam_Register: failed");
    178 
    179 	g_qeglobals.d_hwndZ = CreateWindow (Z_WINDOW_CLASS ,
    180 		"Z",
    181 		QE3_STYLE,
    182 		0,20,ZWIN_WIDTH,screen_height-38,	// size
    183 		g_qeglobals.d_hwndMain,	// parent
    184 		0,		// no menu
    185 		hInstance,
    186 		NULL);
    187 	if (!g_qeglobals.d_hwndZ)
    188 		Error ("Couldn't create zwindow");
    189 
    190 	LoadWindowState(g_qeglobals.d_hwndZ, "zwindow");
    191     ShowWindow (g_qeglobals.d_hwndZ, SW_SHOWDEFAULT);
    192 }