annotate include/SDL_cpuinfo.h @ 4013:5804139bdf0b SDL-1.2

Use GL direct updates when possible
author Sam Lantinga <slouken@libsdl.org>
date Sat, 07 Jul 2007 19:22:27 +0000
parents ef9a9064bff2
children 782fd950bd46 c121d94672cb a1b03ba2fcd0
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
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23 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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24 /* CPU feature detection for SDL */
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25
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26 #ifndef _SDL_cpuinfo_h
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27 #define _SDL_cpuinfo_h
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28
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29 #include "SDL_stdinc.h"
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30
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31 #include "begin_code.h"
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32 /* Set up for C function definitions, even when using C++ */
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33 #ifdef __cplusplus
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34 extern "C" {
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35 #endif
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36
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37 /* This function returns true if the CPU has the RDTSC instruction
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38 */
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39 extern DECLSPEC SDL_bool SDLCALL SDL_HasRDTSC(void);
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40
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41 /* This function returns true if the CPU has MMX features
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42 */
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43 extern DECLSPEC SDL_bool SDLCALL SDL_HasMMX(void);
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44
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45 /* This function returns true if the CPU has MMX Ext. features
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46 */
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47 extern DECLSPEC SDL_bool SDLCALL SDL_HasMMXExt(void);
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48
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49 /* This function returns true if the CPU has 3DNow features
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50 */
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51 extern DECLSPEC SDL_bool SDLCALL SDL_Has3DNow(void);
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52
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53 /* This function returns true if the CPU has 3DNow! Ext. features
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54 */
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55 extern DECLSPEC SDL_bool SDLCALL SDL_Has3DNowExt(void);
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56
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57 /* This function returns true if the CPU has SSE features
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58 */
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59 extern DECLSPEC SDL_bool SDLCALL SDL_HasSSE(void);
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61 /* This function returns true if the CPU has SSE2 features
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62 */
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63 extern DECLSPEC SDL_bool SDLCALL SDL_HasSSE2(void);
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64
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65 /* This function returns true if the CPU has AltiVec features
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66 */
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67 extern DECLSPEC SDL_bool SDLCALL SDL_HasAltiVec(void);
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68
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69 /* Ends C function definitions when using C++ */
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70 #ifdef __cplusplus
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71 }
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72 #endif
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73 #include "close_code.h"
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74
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75 #endif /* _SDL_cpuinfo_h */