tools/quake2/extra/qe4/win_cam.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 /*
  28 ============
  29 CameraWndProc
  30 ============
  31 */
  32 LONG WINAPI WCam_WndProc (
  33     HWND    hWnd,
  34     UINT    uMsg,
  35     WPARAM  wParam,
  36     LPARAM  lParam)
  37 {
  38         int             fwKeys, xPos, yPos;
  39     RECT        rect;
  40
  41     GetClientRect(hWnd, &rect);
  42
  43     switch (uMsg)
  44     {
  45         case WM_CREATE:
  46                 {
  47                         HFONT   hfont;
  48
  49             g_qeglobals.d_hdcBase = GetDC(hWnd);
  50                         QEW_SetupPixelFormat(g_qeglobals.d_hdcBase, true);
  51
  52             if ( ( g_qeglobals.d_hglrcBase = wglCreateContext( g_qeglobals.d_hdcBase ) ) == 0 )
  53                                 Error ("wglCreateContext failed");
  54             if (!wglMakeCurrent( g_qeglobals.d_hdcBase, g_qeglobals.d_hglrcBase ))
  55                                 Error ("wglMakeCurrent failed");
  56
  57                         Texture_SetMode(g_qeglobals.d_savedinfo.iTexMenu);
  58
  59                         //
  60                         // create GL font
  61                         //
  62                         hfont = CreateFont(
  63                                 10,     // logical height of font
  64                                 7,      // logical average character width
  65                                 0,      // angle of escapement
  66                                 0,      // base-line orientation angle
  67                                 0,      // font weight
  68                                 0,      // italic attribute flag
  69                                 0,      // underline attribute flag
  70                                 0,      // strikeout attribute flag
  71                                 0,      // character set identifier
  72                                 0,      // output precision
  73                                 0,      // clipping precision
  74                                 0,      // output quality
  75                                 0,      // pitch and family
  76                                 0       // pointer to typeface name string
  77                                 );
  78
  79                         if ( !hfont )
  80                                 Error( "couldn't create font" );
  81
  82                         SelectObject (g_qeglobals.d_hdcBase, hfont);
  83
  84                         if ( ( g_qeglobals.d_font_list = glGenLists (256) ) == 0 )
  85                                 Error( "couldn't create font dlists" );
  86
  87                         // create the bitmap display lists
  88                         // we're making images of glyphs 0 thru 255
  89                         if ( !wglUseFontBitmaps (g_qeglobals.d_hdcBase, 1, 255, g_qeglobals.d_font_list) )
  90                                 Error( "wglUseFontBitmaps faileD" );
  91
  92                         // indicate start of glyph display lists
  93                         glListBase (g_qeglobals.d_font_list);
  94
  95                         // report OpenGL information
  96                         Sys_Printf ("GL_VENDOR: %s\n", glGetString (GL_VENDOR));
  97                         Sys_Printf ("GL_RENDERER: %s\n", glGetString (GL_RENDERER));
  98                         Sys_Printf ("GL_VERSION: %s\n", glGetString (GL_VERSION));
  99                         Sys_Printf ("GL_EXTENSIONS: %s\n", glGetString (GL_EXTENSIONS));
 100                 }
 101                 return 0;
 102         case WM_PAINT:
 103         {
 104                         PAINTSTRUCT     ps;
 105
 106             if (!wglMakeCurrent( g_qeglobals.d_hdcBase, g_qeglobals.d_hglrcBase ))
 107                                 Error ("wglMakeCurrent failed");
 108
 109                         if ( BeginPaint(hWnd, &ps) )
 110                         {
 111                                 QE_CheckOpenGLForErrors();
 112                                 Cam_Draw ();
 113                                 QE_CheckOpenGLForErrors();
 114
 115                                 EndPaint(hWnd, &ps);
 116                                 SwapBuffers(g_qeglobals.d_hdcBase);
 117                         }
 118         }
 119                 return 0;
 120
 121         case WM_USER+267:       // benchmark
 122         {
 123                         PAINTSTRUCT     ps;
 124                         WINDOWPLACEMENT wp;
 125                         double  start, end;
 126                         int             i;
 127
 128                         memset( &wp, 0, sizeof( wp ) );
 129                         wp.length = sizeof( wp );
 130                         GetWindowPlacement( g_qeglobals.d_hwndCamera, &wp );
 131
 132                         MoveWindow( g_qeglobals.d_hwndCamera, 30, 30, 400, 400, TRUE );
 133
 134                         BeginPaint(hWnd, &ps);
 135             if (!wglMakeCurrent( g_qeglobals.d_hdcBase, g_qeglobals.d_hglrcBase))
 136                                 Error ("wglMakeCurrent failed");
 137                         glDrawBuffer (GL_FRONT);
 138
 139                         start = Sys_DoubleTime ();
 140                         for (i=0 ; i<100 ; i++)
 141                         {
 142                                 camera.angles[YAW] = i*4;
 143                                 Cam_Draw ();
 144                         }
 145                         SwapBuffers(g_qeglobals.d_hdcBase);
 146                         glDrawBuffer (GL_BACK);
 147                         end = Sys_DoubleTime ();
 148                         EndPaint(hWnd, &ps);
 149                         Sys_Printf ("%5.2f seconds\n", end-start);
 150
 151                         SetWindowPlacement( g_qeglobals.d_hwndCamera, &wp );
 152         }
 153                 break;
 154
 155         case WM_KEYDOWN:
 156                 if ( QE_KeyDown (wParam) )
 157                         return 0;
 158                 else
 159                         return DefWindowProc( hWnd, uMsg, wParam, lParam );
 160
 161         case WM_MBUTTONDOWN:
 162         case WM_RBUTTONDOWN:
 163         case WM_LBUTTONDOWN:
 164                 if (GetTopWindow(g_qeglobals.d_hwndMain) != hWnd)
 165                         BringWindowToTop(hWnd);
 166
 167                 SetFocus (g_qeglobals.d_hwndCamera);
 168                 SetCapture (g_qeglobals.d_hwndCamera);
 169                 fwKeys = wParam;        // key flags
 170                 xPos = (short)LOWORD(lParam);  // horizontal position of cursor
 171                 yPos = (short)HIWORD(lParam);  // vertical position of cursor
 172                 yPos = (int)rect.bottom - 1 - yPos;
 173                 Cam_MouseDown (xPos, yPos, fwKeys);
 174                 return 0;
 175
 176         case WM_MBUTTONUP:
 177         case WM_RBUTTONUP:
 178         case WM_LBUTTONUP:
 179                 fwKeys = wParam;        // key flags
 180                 xPos = (short)LOWORD(lParam);  // horizontal position of cursor
 181                 yPos = (short)HIWORD(lParam);  // vertical position of cursor
 182                 yPos = (int)rect.bottom - 1 - yPos;
 183                 Cam_MouseUp (xPos, yPos, fwKeys);
 184                 if (! (fwKeys & (MK_LBUTTON|MK_RBUTTON|MK_MBUTTON)))
 185                         ReleaseCapture ();
 186                 return 0;
 187
 188         case WM_MOUSEMOVE:
 189                 fwKeys = wParam;        // key flags
 190                 xPos = (short)LOWORD(lParam);  // horizontal position of cursor
 191                 yPos = (short)HIWORD(lParam);  // vertical position of cursor
 192                 yPos = (int)rect.bottom - 1 - yPos;
 193                 Cam_MouseMoved (xPos, yPos, fwKeys);
 194                 return 0;
 195
 196         case WM_SIZE:
 197                 camera.width = rect.right;
 198                 camera.height = rect.bottom;
 199                 InvalidateRect(g_qeglobals.d_hwndCamera, NULL, false);
 200                 return 0;
 201
 202         case WM_KILLFOCUS:
 203         case WM_SETFOCUS:
 204                 SendMessage( hWnd, WM_NCACTIVATE, uMsg == WM_SETFOCUS, 0 );
 205                 return 0;
 206
 207         case WM_NCCALCSIZE:// don't let windows copy pixels
 208                 DefWindowProc (hWnd, uMsg, wParam, lParam);
 209                 return WVR_REDRAW;
 210
 211         case WM_CLOSE:
 212                 DestroyWindow (hWnd);
 213                 return 0;
 214
 215         case WM_DESTROY:
 216                 QEW_StopGL( hWnd, g_qeglobals.d_hglrcBase, g_qeglobals.d_hdcBase );
 217                 return 0;
 218     }
 219
 220         return DefWindowProc( hWnd, uMsg, wParam, lParam );
 221 }
 222
 223
 224 /*
 225 ==============
 226 WCam_Create
 227 ==============
 228 */
 229 void WCam_Create (HINSTANCE hInstance)
 230 {
 231     WNDCLASS   wc;
 232         char            *title;
 233
 234     /* Register the camera class */
 235         memset (&wc, 0, sizeof(wc));
 236
 237     wc.style         = 0;
 238     wc.lpfnWndProc   = (WNDPROC)WCam_WndProc;
 239     wc.cbClsExtra    = 0;
 240     wc.cbWndExtra    = 0;
 241     wc.hInstance     = hInstance;
 242     wc.hIcon         = 0;
 243     wc.hCursor       = LoadCursor (NULL,IDC_ARROW);
 244     wc.hbrBackground = NULL;
 245     wc.lpszMenuName  = 0;
 246     wc.lpszClassName = CAMERA_WINDOW_CLASS;
 247
 248     if (!RegisterClass (&wc) )
 249         Error ("WCam_Register: failed");
 250
 251         if (  g_qeglobals.d_savedinfo.exclude & EXCLUDE_DETAIL )
 252                 title = "Camera View (DETAIL EXCLUDED)";
 253         else
 254                 title = "Camera View";
 255
 256         g_qeglobals.d_hwndCamera = CreateWindow (CAMERA_WINDOW_CLASS ,
 257                 title,
 258                 QE3_STYLE,
 259                 ZWIN_WIDTH,
 260                 20,
 261                 (int)(screen_width*CWIN_SIZE),
 262                 (int)(screen_height*CWIN_SIZE), // size
 263
 264                 g_qeglobals.d_hwndMain, // parent window
 265                 0,              // no menu
 266                 hInstance,
 267                 0);
 268         if (!g_qeglobals.d_hwndCamera)
 269                 Error ("Couldn't create g_qeglobals.d_hwndCamera");
 270
 271         LoadWindowState(g_qeglobals.d_hwndCamera, "camerawindow");
 272     ShowWindow (g_qeglobals.d_hwndCamera, SW_SHOWDEFAULT);
 273 }