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annotate src/video/win32/SDL_win32gamma.c @ 3443:7f477a22dff5

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Trying to figure out why the OpenGL tests are failing...
author Sam Lantinga <slouken@libsdl.org>
date Wed, 18 Nov 2009 06:15:44 +0000
parents 7f684f249ec9
children 4b594623401b
rev   line source
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c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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1 /*
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2 SDL - Simple DirectMedia Layer
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99210400e8b9 Updated copyright date
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3 Copyright (C) 1997-2009 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 #include "SDL_win32video.h"
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25
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26
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27 int
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28 WIN_SetDisplayGammaRamp(_THIS, Uint16 * ramp)
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29 {
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0d12e8f1de3c Date: Thu, 05 Feb 2009 18:07:35 +0100
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30 #ifdef _WIN32_WCE
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31 return -1;
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32 #else
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33 SDL_DisplayData *data = (SDL_DisplayData *) SDL_CurrentDisplay.driverdata;
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34 HDC hdc;
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35 BOOL succeeded = FALSE;
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36
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37 hdc = CreateDC(data->DeviceName, NULL, NULL, NULL);
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38 if (hdc) {
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39 succeeded = SetDeviceGammaRamp(hdc, ramp);
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40 if (!succeeded) {
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41 WIN_SetError("SetDeviceGammaRamp()");
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42 }
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43 DeleteDC(hdc);
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44 }
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45 return succeeded ? 0 : -1;
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46 #endif
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47 }
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48
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49 int
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50 WIN_GetDisplayGammaRamp(_THIS, Uint16 * ramp)
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51 {
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52 #ifdef _WIN32_WCE
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53 return -1;
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54 #else
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55 SDL_DisplayData *data = (SDL_DisplayData *) SDL_CurrentDisplay.driverdata;
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56 HDC hdc;
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57 BOOL succeeded = FALSE;
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58
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59 hdc = CreateDC(data->DeviceName, NULL, NULL, NULL);
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60 if (hdc) {
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61 succeeded = GetDeviceGammaRamp(hdc, ramp);
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62 if (!succeeded) {
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63 WIN_SetError("GetDeviceGammaRamp()");
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64 }
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65 DeleteDC(hdc);
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66 }
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67 return succeeded ? 0 : -1;
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68 #endif
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69 }
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70
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71 /* vi: set ts=4 sw=4 expandtab: */