tools/quake2/extra/qe4/win_z.c

   1 /*
   2 ===========================================================================
   3 Copyright (C) 1997-2006 Id Software, Inc.
   4
   5 This file is part of Quake 2 Tools source code.
   6
   7 Quake 2 Tools 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 2 Tools 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 Quake 2 Tools source code; if not, write to the Free Software
  19 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  20 ===========================================================================
  21 */
  22
  23 // win_cam.c -- windows specific camera view code
  24
  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
 165     /* Register the camera class */
 166         memset (&wc, 0, sizeof(wc));
 167
 168     wc.style         = 0;
 169     wc.lpfnWndProc   = (WNDPROC)WZ_WndProc;
 170     wc.cbClsExtra    = 0;
 171     wc.cbWndExtra    = 0;
 172     wc.hInstance     = hInstance;
 173     wc.hIcon         = 0;
 174     wc.hCursor       = LoadCursor (NULL,IDC_ARROW);
 175     wc.hbrBackground = NULL;
 176     wc.lpszMenuName  = NULL;
 177     wc.lpszClassName = Z_WINDOW_CLASS;
 178
 179     if (!RegisterClass (&wc) )
 180         Error ("WCam_Register: failed");
 181
 182         g_qeglobals.d_hwndZ = CreateWindow (Z_WINDOW_CLASS ,
 183                 "Z",
 184                 QE3_STYLE,
 185                 0,20,ZWIN_WIDTH,screen_height-38,       // size
 186                 g_qeglobals.d_hwndMain, // parent
 187                 0,              // no menu
 188                 hInstance,
 189                 NULL);
 190         if (!g_qeglobals.d_hwndZ)
 191                 Error ("Couldn't create zwindow");
 192
 193         LoadWindowState(g_qeglobals.d_hwndZ, "zwindow");
 194     ShowWindow (g_qeglobals.d_hwndZ, SW_SHOWDEFAULT);
 195 }