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Last change
on this file since 42a775 was 5d30c1, checked in by Frederik Heber <heber@…>, 13 years ago |
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Initial commit based on 3.0.0alpha (here claimed as 2.4).
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-
Property mode
set to
100644
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File size:
576 bytes
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| 1 | #ifdef __GNUG__
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| 2 | #pragma interface
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| 3 | #endif
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| 4 |
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| 5 | #ifndef _ccaiter_h
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| 6 | #define _ccaiter_h
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| 7 |
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| 8 | #include <chemistry/qc/basis/cartiter.h>
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| 9 |
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| 10 | namespace MPQC {
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| 11 |
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| 12 | class CartesianIterCCA : public sc::CartesianIter {
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| 13 | int *avec, *bvec, *cvec;
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| 14 | public:
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| 15 | CartesianIterCCA(int l) : CartesianIter(l) {}
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| 16 | void start() {
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| 17 | bfn_=b_=c_=0;
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| 18 | a_=l_;
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| 19 | }
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| 20 | void next() {
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| 21 | if (c_ < l_ - a_) {
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| 22 | b_--;
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| 23 | c_++;
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| 24 | }
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| 25 | else {
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| 26 | a_--;
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| 27 | c_ = 0;
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| 28 | b_ = l_ - a_;
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| 29 | }
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| 30 | bfn_++;
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| 31 | }
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| 32 | operator int() {
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| 33 | return (a_ >= 0);
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| 34 | }
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| 35 | };
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| 36 |
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| 37 | }
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| 38 |
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| 39 | #endif
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