Updated SDL 1.3 to the latest hg-5868:33245988e8a2 , video resize is not supported yet
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pelya
@@ -1,23 +1,22 @@
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/*
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SDL - Simple DirectMedia Layer
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Copyright (C) 1997-2010 Sam Lantinga
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Simple DirectMedia Layer
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Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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Sam Lantinga
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slouken@libsdl.org
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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/**
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@@ -31,6 +30,39 @@
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#include "SDL_stdinc.h"
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/* Need to do this here because intrin.h has C++ code in it */
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/* Visual Studio 2005 has a bug where intrin.h conflicts with winnt.h */
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#if defined(_MSC_VER) && (_MSC_VER >= 1500) && !defined(_WIN32_WCE)
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#include <intrin.h>
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#ifndef _WIN64
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#define __MMX__
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#define __3dNOW__
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#endif
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#define __SSE__
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#define __SSE2__
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#elif defined(__MINGW64_VERSION_MAJOR)
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#include <intrin.h>
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#else
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#ifdef __ALTIVEC__
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#if HAVE_ALTIVEC_H && !defined(__APPLE_ALTIVEC__)
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#include <altivec.h>
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#undef pixel
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#endif
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#endif
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#ifdef __MMX__
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#include <mmintrin.h>
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#endif
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#ifdef __3dNOW__
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#include <mm3dnow.h>
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#endif
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#ifdef __SSE__
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#include <xmmintrin.h>
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#endif
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#ifdef __SSE2__
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#include <emmintrin.h>
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#endif
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#endif
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#include "begin_code.h"
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/* Set up for C function definitions, even when using C++ */
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#ifdef __cplusplus
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@@ -39,36 +71,46 @@ extern "C" {
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/* *INDENT-ON* */
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#endif
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/* This is a guess for the cacheline size used for padding.
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* Most x86 processors have a 64 byte cache line.
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* The 64-bit PowerPC processors have a 128 byte cache line.
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* We'll use the larger value to be generally safe.
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*/
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#define SDL_CACHELINE_SIZE 128
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/**
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* This function returns the number of CPU cores available.
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*/
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extern DECLSPEC int SDLCALL SDL_GetCPUCount(void);
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/**
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* This function returns the L1 cache line size of the CPU
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*
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* This is useful for determining multi-threaded structure padding
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* or SIMD prefetch sizes.
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*/
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extern DECLSPEC int SDLCALL SDL_GetCPUCacheLineSize(void);
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/**
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* This function returns true if the CPU has the RDTSC instruction.
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*/
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extern DECLSPEC SDL_bool SDLCALL SDL_HasRDTSC(void);
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/**
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* This function returns true if the CPU has AltiVec features.
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*/
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extern DECLSPEC SDL_bool SDLCALL SDL_HasAltiVec(void);
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/**
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* This function returns true if the CPU has MMX features.
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*/
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extern DECLSPEC SDL_bool SDLCALL SDL_HasMMX(void);
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/**
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* This function returns true if the CPU has MMX Ext.\ features.
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*/
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extern DECLSPEC SDL_bool SDLCALL SDL_HasMMXExt(void);
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/**
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* This function returns true if the CPU has 3DNow!\ features.
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* This function returns true if the CPU has 3DNow! features.
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*/
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extern DECLSPEC SDL_bool SDLCALL SDL_Has3DNow(void);
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/**
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* This function returns true if the CPU has 3DNow!\ Ext.\ features.
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*/
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extern DECLSPEC SDL_bool SDLCALL SDL_Has3DNowExt(void);
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/**
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* This function returns true if the CPU has SSE features.
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*/
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@@ -80,9 +122,20 @@ extern DECLSPEC SDL_bool SDLCALL SDL_HasSSE(void);
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extern DECLSPEC SDL_bool SDLCALL SDL_HasSSE2(void);
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/**
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* This function returns true if the CPU has AltiVec features.
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* This function returns true if the CPU has SSE3 features.
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*/
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extern DECLSPEC SDL_bool SDLCALL SDL_HasAltiVec(void);
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extern DECLSPEC SDL_bool SDLCALL SDL_HasSSE3(void);
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/**
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* This function returns true if the CPU has SSE4.1 features.
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*/
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extern DECLSPEC SDL_bool SDLCALL SDL_HasSSE41(void);
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/**
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* This function returns true if the CPU has SSE4.2 features.
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*/
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extern DECLSPEC SDL_bool SDLCALL SDL_HasSSE42(void);
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/* Ends C function definitions when using C++ */
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#ifdef __cplusplus
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