template<class ArrayT, class ValT>
| void Impala::Core::Array::Pattern::FuncBorderConstant2d | ( | ArrayT * | a, | |
| Int64 | numX, | |||
| Int64 | numY, | |||
| ValT | value | |||
| ) |
Definition at line 89 of file FuncBorderOp.h.
References ArrayCH(), ArrayCPB(), ArrayCW(), Impala::Core::Array::Element::E1Cast(), and PtrWrite().
Referenced by PatSetBorder().
00090 { 00091 typedef typename ArrayT::StorType StorT; 00092 typedef typename ArrayT::ArithType ArithT; 00093 00094 Int64 cw = ArrayCW(a); 00095 Int64 ch = ArrayCH(a); 00096 Int64 x, y; 00097 ArithT v = Element::E1Cast(value, ArithT()); 00098 00099 if (numX > 0) 00100 { 00101 // set left and right part 00102 for (y=0 ; y<ch ; y++) 00103 { 00104 StorT* dstPtr = ArrayCPB(a, -numX, y); 00105 for (x=0 ; x<numX ; x++) 00106 { 00107 PtrWrite(dstPtr, v); 00108 dstPtr += ArrayT::ElemSize(); 00109 } 00110 dstPtr = ArrayCPB(a, cw, y); 00111 for (x=0 ; x<numX ; x++) 00112 { 00113 PtrWrite(dstPtr, v); 00114 dstPtr += ArrayT::ElemSize(); 00115 } 00116 } 00117 } 00118 00119 if (numY > 0) 00120 { 00121 // set top and bottom part including left and right "corners" 00122 Int64 totalWidth = cw + 2*numX; 00123 for (y=0 ; y<numY ; y++) 00124 { 00125 StorT* dstPtr = ArrayCPB(a, -numX, -numY + y); 00126 for (x=0 ; x<totalWidth ; x++) 00127 { 00128 PtrWrite(dstPtr, v); 00129 dstPtr += ArrayT::ElemSize(); 00130 } 00131 dstPtr = ArrayCPB(a, -numX, ch + y); 00132 for (x=0 ; x<totalWidth ; x++) 00133 { 00134 PtrWrite(dstPtr, v); 00135 dstPtr += ArrayT::ElemSize(); 00136 } 00137 } 00138 } 00139 }
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