Sundance::KillDiffOpOnConstant Class Reference
Kill a diff op acting on a constant
![\[ D_x \alpha \rightarrow 0 \]](form_129.png)
![\[ D_x (\alpha + u) \rightarrow D_x u \]](form_130.png)
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Public Member Functions | |
| KillDiffOpOnConstant () | |
| virtual | ~KillDiffOpOnConstant () |
| virtual bool | doTransform (const RCP< ScalarExpr > &left, const RCP< ScalarExpr > &right, RCP< ScalarExpr > &rtn) const |
| Test whether the transform is applicable in this case, and if it is, apply it. | |
Detailed Description
Kill a diff op acting on a constant
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Definition at line 228 of file SundanceStdProductTransformations.hpp.
Constructor & Destructor Documentation
| Sundance::KillDiffOpOnConstant::KillDiffOpOnConstant | ( | ) | [inline] |
Definition at line 232 of file SundanceStdProductTransformations.hpp.
| virtual Sundance::KillDiffOpOnConstant::~KillDiffOpOnConstant | ( | ) | [inline, virtual] |
Definition at line 235 of file SundanceStdProductTransformations.hpp.
Member Function Documentation
| bool KillDiffOpOnConstant::doTransform | ( | const RCP< ScalarExpr > & | left, | |
| const RCP< ScalarExpr > & | right, | |||
| RCP< ScalarExpr > & | rtn | |||
| ) | const [virtual] |
Test whether the transform is applicable in this case, and if it is, apply it.
The return value is true is the transformation was applied, otherwise false. Returns by non-const reference the transformed expression.
Implements Sundance::ProductTransformation.
Definition at line 348 of file SundanceStdProductTransformations.cpp.
References Sundance::SymbolicTransformation::chooseSign(), Sundance::SymbolicTransformation::getScalar(), Sundance::Expr::handle(), Sundance::ScalarExpr::isConstant(), Sundance::BinaryExpr::leftScalar(), Playa::Out::println(), Sundance::BinaryExpr::right(), Sundance::BinaryExpr::sign(), SUNDANCE_OUT, and Playa::ObjectWithVerbosity::verb().