template<class DstArrayT, class SrcArrayT>
| void Impala::Core::Array::Rotate | ( | DstArrayT *& | dst, | |
| SrcArrayT * | src, | |||
| double | alpha, | |||
| Geometry::GeoIntType | gi, | |||
| bool | adjustSize, | |||
| typename DstArrayT::ArithType | background | |||
| ) | [inline] |
Definition at line 20 of file Rotate.h.
References Impala::Core::Matrix::MatMakeRotate2dDeg(), Impala::Core::Matrix::MatMakeTranslate2d(), Impala::Core::Matrix::MatMul(), and Impala::Core::Array::Pattern::PatGeometricOp().
Referenced by Impala::Application::Video::DemoVideo(), Impala::Application::Im::DoRotateVec3UInt8(), Impala::Core::KeyPoint::Sift::Extract(), and Impala::Application::Src::WindowSrc::HandleNewFrame().
00022 { 00023 int cx = src->CW() / 2; 00024 int cy = src->CH() / 2; 00025 Matrix::Mat* mTrans1 = Matrix::MatMakeTranslate2d(cx, cy); 00026 Matrix::Mat* mRot = Matrix::MatMakeRotate2dDeg(-alpha); // Y-axis points down 00027 Matrix::Mat* mTrans2 = Matrix::MatMakeTranslate2d(-cx, -cy); 00028 00029 Matrix::Mat* mRes1 = Matrix::MatMul(mTrans1, mRot); 00030 Matrix::Mat* mRes2 = Matrix::MatMul(mRes1, mTrans2); 00031 Pattern::PatGeometricOp(dst, src, mRes2, true, gi, adjustSize, background); 00032 00033 delete mTrans1; 00034 delete mRot; 00035 delete mTrans2; 00036 delete mRes1; 00037 delete mRes2; 00038 }
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