Mercurial > sdl-ios-xcode
annotate src/video/cocoa/SDL_cocoavideo.h @ 2723:911db724ea24
Couriersud fixed bug #603
Using the following sequence
SDL_Init(..:)
SDL_CreateWindow(..., SDL_WINDOW_OPENGL)
SDL_DestroyWindow
SDL_CreateWindow(..., SDL_WINDOW_OPENGL)
SDL will crash in X11_GL_GetVisual. This is due to the fact that
during SDL_DestroyWindow X11_GL_Shutdown was called because the last window
has been closed.
On the next call to SDL_CreateWindow the library is still loaded and only the
memory is reinitialized. Function pointers such as gl_data->glXChooseVisual
will not be reinitialized.
Consequently, SDL will crash due to a NULL pointer access.
The attached patch corrects the behaviour.
author | Sam Lantinga <slouken@libsdl.org> |
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date | Tue, 26 Aug 2008 02:47:26 +0000 |
parents | d87417504c75 |
children | 44be910366a9 |
rev | line source |
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1 /* |
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2 SDL - Simple DirectMedia Layer |
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3 Copyright (C) 1997-2006 Sam Lantinga |
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4 |
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5 This library is free software; you can redistribute it and/or |
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6 modify it under the terms of the GNU Lesser General Public |
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7 License as published by the Free Software Foundation; either |
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8 version 2.1 of the License, or (at your option) any later version. |
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9 |
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10 This library is distributed in the hope that it will be useful, |
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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13 Lesser General Public License for more details. |
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14 |
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15 You should have received a copy of the GNU Lesser General Public |
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16 License along with this library; if not, write to the Free Software |
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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18 |
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19 Sam Lantinga |
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20 slouken@libsdl.org |
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21 */ |
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22 #include "SDL_config.h" |
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23 |
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24 #ifndef _SDL_cocoavideo_h |
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25 #define _SDL_cocoavideo_h |
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26 |
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27 #include <ApplicationServices/ApplicationServices.h> |
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28 #include <Cocoa/Cocoa.h> |
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30 #include "SDL_keysym.h" |
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31 #include "../SDL_sysvideo.h" |
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32 |
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33 #include "SDL_cocoaevents.h" |
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34 #include "SDL_cocoakeyboard.h" |
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35 #include "SDL_cocoamodes.h" |
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36 #include "SDL_cocoamouse.h" |
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37 #include "SDL_cocoaopengl.h" |
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38 #include "SDL_cocoawindow.h" |
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39 |
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40 /* Private display data */ |
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41 |
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42 typedef struct SDL_VideoData |
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43 { |
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44 SInt32 osversion; |
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45 unsigned int modifierFlags; |
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46 int mouse; |
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47 int keyboard; |
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48 void *key_layout; |
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49 NSText *fieldEdit; |
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50 } SDL_VideoData; |
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51 |
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52 #endif /* _SDL_cocoavideo_h */ |
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53 |
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54 /* vi: set ts=4 sw=4 expandtab: */ |