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tvecglobs.h
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1 /***************************************************************************
2  * blitz/tvecglobs.h TinyVector global functions
3  *
4  * $Id: tvecglobs.h,v 1.3 2003/12/11 03:44:22 julianc Exp $
5  *
6  * This program is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License
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10  *
11  * This program is distributed in the hope that it will be useful,
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13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License for more details.
15  *
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22  ***************************************************************************/
23 
24 #ifndef BZ_TVECGLOBS_H
25 #define BZ_TVECGLOBS_H
26 
27 #ifndef BZ_META_METAPROG_H
28  #include <blitz/meta/metaprog.h>
29 #endif
30 
31 #ifndef BZ_NUMTRAIT_H
32  #include <blitz/numtrait.h>
33 #endif
34 
35 #include <blitz/tvcross.h> // Cross products
36 #include <blitz/meta/dot.h>
37 #include <blitz/meta/product.h>
38 #include <blitz/meta/sum.h>
39 
40 BZ_NAMESPACE(blitz)
41 
42 template<typename T_numtype1, typename T_numtype2, int N_length>
43 inline BZ_PROMOTE(T_numtype1, T_numtype2)
44 dot(const TinyVector<T_numtype1, N_length>& a,
45  const TinyVector<T_numtype2, N_length>& b)
46 {
47  return _bz_meta_vectorDot<N_length, 0>::f(a,b);
48 }
49 
50 template<typename T_expr1, typename T_numtype2, int N_length>
51 inline BZ_PROMOTE(_bz_typename T_expr1::T_numtype, T_numtype2)
52 dot(_bz_VecExpr<T_expr1> a, const TinyVector<T_numtype2, N_length>& b)
53 {
54  return _bz_meta_vectorDot<N_length, 0>::f_value_ref(a,b);
55 }
56 
57 template<typename T_numtype1, typename T_expr2, int N_length>
58 inline BZ_PROMOTE(T_numtype1, _bz_typename T_expr2::T_numtype)
59 dot(const TinyVector<T_numtype1, N_length>& a, _bz_VecExpr<T_expr2> b)
60 {
61  return _bz_meta_vectorDot<N_length, 0>::f_ref_value(a,b);
62 }
63 
64 template<typename T_numtype1, int N_length>
65 inline BZ_SUMTYPE(T_numtype1)
66 product(const TinyVector<T_numtype1, N_length>& a)
67 {
68  return _bz_meta_vectorProduct<N_length, 0>::f(a);
69 }
70 
71 template<typename T_numtype, int N_length>
72 inline T_numtype
74 {
75  return _bz_meta_vectorSum<N_length, 0>::f(a);
76 }
77 
79 
80 #endif // BZ_TVECGLOBS_H
81