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00023 template<typename T1>
00024 arma_inline
00025 const eOpCube<T1, eop_cube_neg>
00026 operator-
00027 (
00028 const BaseCube<typename T1::elem_type,T1>& X
00029 )
00030 {
00031 arma_extra_debug_sigprint();
00032
00033 return eOpCube<T1, eop_cube_neg>(X.get_ref());
00034 }
00035
00036
00037
00038
00039 template<typename T1>
00040 arma_inline
00041 const T1&
00042 operator-
00043 (
00044 const eOpCube<T1, eop_cube_neg>& X
00045 )
00046 {
00047 arma_extra_debug_sigprint();
00048
00049 return X.m;
00050 }
00051
00052
00053
00054
00055 template<typename T1>
00056 arma_inline
00057 const eOpCube<T1, eop_cube_scalar_minus_post>
00058 operator-
00059 (
00060 const BaseCube<typename T1::elem_type,T1>& X,
00061 const typename T1::elem_type k
00062 )
00063 {
00064 arma_extra_debug_sigprint();
00065
00066 return eOpCube<T1, eop_cube_scalar_minus_post>(X.get_ref(), k);
00067 }
00068
00069
00070
00071
00072 template<typename T1>
00073 arma_inline
00074 const eOpCube<T1, eop_cube_scalar_minus_pre>
00075 operator-
00076 (
00077 const typename T1::elem_type k,
00078 const BaseCube<typename T1::elem_type,T1>& X
00079 )
00080 {
00081 arma_extra_debug_sigprint();
00082
00083 return eOpCube<T1, eop_cube_scalar_minus_pre>(X.get_ref(), k);
00084 }
00085
00086
00087
00088
00089 template<typename T1, typename T2>
00090 arma_inline
00091 const eGlueCube<T1, T2, eglue_cube_minus>
00092 operator-
00093 (
00094 const BaseCube<typename T1::elem_type,T1>& X,
00095 const BaseCube<typename T1::elem_type,T2>& Y
00096 )
00097 {
00098 arma_extra_debug_sigprint();
00099
00100 return eGlueCube<T1, T2, eglue_cube_minus>(X.get_ref(), Y.get_ref());
00101 }
00102
00103
00104
00105
00106 template<typename T1, typename T2>
00107 arma_inline
00108 Cube<typename promote_type<typename T1::elem_type, typename T2::elem_type>::result>
00109 operator-
00110 (
00111 const BaseCube< typename force_different_type<typename T1::elem_type, typename T2::elem_type>::T1_result, T1>& X,
00112 const BaseCube< typename force_different_type<typename T1::elem_type, typename T2::elem_type>::T2_result, T2>& Y
00113 )
00114 {
00115 arma_extra_debug_sigprint();
00116
00117 typedef typename T1::elem_type eT1;
00118 typedef typename T2::elem_type eT2;
00119
00120 typedef typename promote_type<eT1,eT2>::result out_eT;
00121
00122 promote_type<eT1,eT2>::check();
00123
00124 const ProxyCube<T1> A(X.get_ref());
00125 const ProxyCube<T2> B(Y.get_ref());
00126
00127 arma_debug_assert_same_size(A, B, "cube subtraction");
00128
00129 Cube<out_eT> out(A.n_rows, A.n_cols, A.n_slices);
00130
00131 out_eT* out_mem = out.memptr();
00132 const u32 n_elem = out.n_elem;
00133
00134 for(u32 i=0; i<n_elem; ++i)
00135 {
00136 out_mem[i] = upgrade_val<eT1,eT2>::apply(A[i]) - upgrade_val<eT1,eT2>::apply(B[i]);
00137 }
00138
00139 return out;
00140 }
00141
00142
00143
00144