source: sasview/src/sas/sascalc/simulation/geoshapespy/libgeoshapespy/transformation.cc @ ed2276f

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Last change on this file since ed2276f was d85c194, checked in by Piotr Rozyczko <piotr.rozyczko@…>, 9 years ago

Remaining modules refactored

  • Property mode set to 100644
File size: 2.0 KB
Line 
1#include "transformation.h"
2#include <math.h>
3#include <stdexcept>
4
5void RotateX(const double ang_x,Point3D &a_point)
6{
7  double sinA_ = sin(ang_x);
8  double cosA_ = cos(ang_x);
9  double pointX_ = a_point.getX();
10  double pointY_ = a_point.getY();
11  double pointZ_ = a_point.getZ();
12
13  double x_new_ = pointX_;
14  double y_new_ = pointY_*cosA_ - pointZ_*sinA_;
15  double z_new_ = pointY_*sinA_ - pointZ_*cosA_;
16
17  a_point.set(x_new_, y_new_, z_new_);
18}
19
20void RotateY(const double ang_y,Point3D &a_point)
21{
22  double sinA_ = sin(ang_y);
23  double cosA_ = cos(ang_y);
24  double pointX_ = a_point.getX();
25  double pointY_ = a_point.getY();
26  double pointZ_ = a_point.getZ();
27
28  double x_new_ = pointX_*cosA_ + pointZ_*sinA_;
29  double y_new_ = pointY_;
30  double z_new_ = -pointX_*sinA_ + pointZ_*cosA_;
31
32  a_point.set(x_new_, y_new_, z_new_);
33}
34
35void RotateZ(const double ang_z,Point3D &a_point)
36{
37  double sinA_= sin(ang_z);
38  double cosA_ = cos(ang_z);
39  double pointX_ = a_point.getX();
40  double pointY_ = a_point.getY();
41  double pointZ_ = a_point.getZ();
42
43  double x_new_ = pointX_*cosA_ - pointY_*sinA_;
44  double y_new_ = pointX_*sinA_+ pointY_*cosA_;
45  double z_new_ = pointZ_;
46
47  a_point.set(x_new_, y_new_, z_new_);
48}
49
50void Translate(const double trans_x, const double trans_y, const double trans_z, Point3D &a_point)
51{
52  double x_new_ = a_point.getX() + trans_x;
53  double y_new_ = a_point.getY() + trans_y;
54  double z_new_ = a_point.getZ() + trans_z;
55
56  a_point.set(x_new_, y_new_, z_new_);
57}
58
59void RotateMatrix(const vector<double> &rotmatrix, Point3D &a_point)
60{
61  if (rotmatrix.size() != 9)
62    throw std::runtime_error("The size for rotation matrix vector has to be 9.");
63
64  double xold = a_point.getX();
65  double yold = a_point.getY();
66  double zold = a_point.getZ();
67
68  double x_new_ = rotmatrix[0]*xold + rotmatrix[1]*yold + rotmatrix[2]*zold;
69  double y_new_ = rotmatrix[3]*xold + rotmatrix[4]*yold + rotmatrix[5]*zold;
70  double z_new_ = rotmatrix[6]*xold + rotmatrix[7]*yold + rotmatrix[8]*zold;
71
72  a_point.set(x_new_, y_new_, z_new_);
73}
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