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annotate src/video/photon/SDL_phyuv_c.h @ 1050:8e1815fd9777

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Holding down shift while moving the mouse's scrollwheel on MacOS X makes the OS report these are "horizontal scrollwheel" events, which confuses gaming apps in several legitimate conditions. Now all scrollwheel events are made to look vertical when passed to the app. Patch by John Knottenbelt. http://www.libsdl.org/pipermail/sdl/2005-March/067978.html
author Ryan C. Gordon <icculus@icculus.org>
date Sun, 17 Apr 2005 10:32:41 +0000
parents b8d311d90021
children c9b51268668f
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2004 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 Library General Public
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7 License as published by the Free Software Foundation; either
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8 version 2 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 Library 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 Library General Public
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16 License along with this library; if not, write to the Free
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17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 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
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24 #ifndef __SDL_PH_YUV_H__
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25 #define __SDL_PH_YUV_H__
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26
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27 #ifdef SAVE_RCSID
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28 static char rcsid =
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29 "@(#) $Id$";
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30 #endif /* SAVE_RCSID */
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31
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32 /* This is the photon implementation of YUV video overlays */
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33
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34 #include "SDL_video.h"
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35 #include "SDL_ph_video.h"
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36
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37 struct private_yuvhwdata
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38 {
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39 FRAMEDATA* CurrentFrameData;
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40 FRAMEDATA* FrameData0;
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41 FRAMEDATA* FrameData1;
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42 PgScalerProps_t props;
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43 PgScalerCaps_t caps;
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44 PgVideoChannel_t* channel;
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45 PhArea_t CurrentViewPort;
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46 PhPoint_t CurrentWindowPos;
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47 long format;
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48 int scaler_on;
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49 int current;
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50 long YStride;
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51 long VStride;
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52 long UStride;
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53 int ischromakey;
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54 long chromakey;
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55 int forcedredraw;
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56 unsigned long State;
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57 long flags;
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58 int locked;
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59 };
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60
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61 extern SDL_Overlay* ph_CreateYUVOverlay(_THIS, int width, int height, Uint32 format, SDL_Surface* display);
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62 extern int ph_LockYUVOverlay(_THIS, SDL_Overlay* overlay);
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63 extern void ph_UnlockYUVOverlay(_THIS, SDL_Overlay* overlay);
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64 extern int ph_DisplayYUVOverlay(_THIS, SDL_Overlay* overlay, SDL_Rect* dstrect);
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65 extern void ph_FreeYUVOverlay(_THIS, SDL_Overlay* overlay);
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67 #endif /* __SDL_PH_YUV_H__ */