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ShLibTrigImpl.hpp

00001 // Sh: A GPU metaprogramming language.
00002 //
00003 // Copyright (c) 2003 University of Waterloo Computer Graphics Laboratory
00004 // Project administrator: Michael D. McCool
00005 // Authors: Zheng Qin, Stefanus Du Toit, Kevin Moule, Tiberiu S. Popa,
00006 //          Michael D. McCool
00007 // 
00008 // This software is provided 'as-is', without any express or implied
00009 // warranty. In no event will the authors be held liable for any damages
00010 // arising from the use of this software.
00011 // 
00012 // Permission is granted to anyone to use this software for any purpose,
00013 // including commercial applications, and to alter it and redistribute it
00014 // freely, subject to the following restrictions:
00015 // 
00016 // 1. The origin of this software must not be misrepresented; you must
00017 // not claim that you wrote the original software. If you use this
00018 // software in a product, an acknowledgment in the product documentation
00019 // would be appreciated but is not required.
00020 // 
00021 // 2. Altered source versions must be plainly marked as such, and must
00022 // not be misrepresented as being the original software.
00023 // 
00024 // 3. This notice may not be removed or altered from any source
00025 // distribution.
00027 #ifndef SHLIBTRIGIMPL_HPP
00028 #define SHLIBTRIGIMPL_HPP
00029 
00030 #include "ShLibTrig.hpp"
00031 #include "ShAttrib.hpp"
00032 #include "ShInstructions.hpp"
00033 
00034 namespace SH {
00035 
00036 template<int N, typename T>
00037 inline
00038 ShGeneric<N, T> acos(const ShGeneric<N, T>& var)
00039 {
00040   ShAttrib<N, SH_TEMP, T> t;
00041   shACOS(t, var);
00042   return t;
00043 }
00044 
00045 template<int N, typename T>
00046 inline
00047 ShGeneric<N, T> asin(const ShGeneric<N, T>& var)
00048 {
00049   ShAttrib<N, SH_TEMP, T> t;
00050   shASIN(t, var);
00051   return t;
00052 }
00053 
00054 template<int N, typename T>
00055 inline
00056 ShGeneric<N, T> atan(const ShGeneric<N, T>& var)
00057 {
00058   ShAttrib<N, SH_TEMP, T> t;
00059   shATAN(t, var);
00060   return t;
00061 }
00062 
00063 template<int N, typename T>
00064 inline
00065 ShGeneric<N, T> atan2(const ShGeneric<N, T>& y, const ShGeneric<N, T>& x)
00066 {
00067   ShAttrib<N, SH_TEMP, T> t;
00068   shATAN2(t, y, x);
00069   return t;
00070 }
00071 
00072 template<int N, typename T>
00073 inline
00074 ShGeneric<N, T> cos(const ShGeneric<N, T>& var)
00075 {
00076   ShAttrib<N, SH_TEMP, T> t;
00077   shCOS(t, var);
00078   return t;
00079 }
00080 
00081 template<int N, typename T>
00082 inline
00083 ShGeneric<N, T> sin(const ShGeneric<N, T>& var)
00084 {
00085   ShAttrib<N, SH_TEMP, T> t;
00086   shSIN(t, var);
00087   return t;
00088 }
00089 
00090 template<int N, typename T>
00091 inline
00092 ShGeneric<N, T> tan(const ShGeneric<N, T>& var)
00093 {
00094   ShAttrib<N, SH_TEMP, T> t;
00095   shTAN(t, var);
00096   return t;
00097 }
00098 
00099 }
00100 
00101 #endif

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