| OpenMesh

ViewingParameters.hh
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41
42
43
44
45 //=============================================================================
46 //
47 // CLASS newClass
48 //
49 //=============================================================================
50
51 #ifndef OPENMESH_VDPROGMESH_VIEWINGPARAMETERS_HH
52 #define OPENMESH_VDPROGMESH_VIEWINGPARAMETERS_HH
53
54
55 //== INCLUDES =================================================================
56
57 #include <OpenMesh/Core/Geometry/VectorT.hh>
58 #include <OpenMesh/Core/Geometry/Plane3d.hh>
59
60
61 //== FORWARDDECLARATIONS ======================================================
62
63
64 //== NAMESPACES ===============================================================
65
66 namespace OpenMesh {
67 namespace VDPM {
68
69 //== CLASS DEFINITION =========================================================
70
71
74 class OPENMESHDLLEXPORT ViewingParameters
75 {
76 private:
77 double modelview_matrix_[16];
78 float fovy_;
79 float aspect_;
80 float tolerance_square_;
81
82 Vec3f eye_pos_;
83 Vec3f right_dir_;
84 Vec3f up_dir_;
85 Vec3f view_dir_;
86
87 Plane3d frustum_plane_[4];
88
89 public:
90
91 ViewingParameters();
92
93 void increase_tolerance() { tolerance_square_ *= 5.0f; }
94 void decrease_tolerance() { tolerance_square_ /= 5.0f; }
95
96 float fovy() const { return fovy_; }
97 float aspect() const { return aspect_; }
98 float tolerance_square() const { return tolerance_square_; }
99
100 void set_fovy(float _fovy) { fovy_ = _fovy; }
101 void set_aspect(float _aspect) { aspect_ = _aspect; }
102 void set_tolerance_square(float _tolerance_square) { tolerance_square_ = _tolerance_square; }
103
104 const Vec3f& eye_pos() const { return eye_pos_; }
105 const Vec3f& right_dir() const { return right_dir_; }
106 const Vec3f& up_dir() const { return up_dir_; }
107 const Vec3f& view_dir() const { return view_dir_; }
108 Vec3f& eye_pos() { return eye_pos_; }
109 Vec3f& right_dir() { return right_dir_; }
110 Vec3f& up_dir() { return up_dir_; }
111 Vec3f& view_dir() { return view_dir_; }
112
113 void frustum_planes( Plane3d _plane[4] )
114 {
115 for (unsigned int i=0; i<4; ++i)
116 _plane[i] = frustum_plane_[i];
117 }
118
119 void get_modelview_matrix(double _modelview_matrix[16])
120 {
121 for (unsigned int i=0; i<16; ++i)
122 _modelview_matrix[i] = modelview_matrix_[i];
123 }
124
125 void set_modelview_matrix(const double _modelview_matrix[16])
126 {
127 for (unsigned int i=0; i<16; ++i)
128 modelview_matrix_[i] = _modelview_matrix[i];
129 }
130
131 void update_viewing_configurations();
132
133 void PrintOut();
134 };
135
136
137 //=============================================================================
138 } // namespace VDPM
139 } // namespace OpenMesh
140 //=============================================================================
141 #endif // OPENMESH_VDPROGMESH_VIEWINGPARAMETERS_HH defined
142 //=============================================================================
143
OpenMesh::VectorT< float, 3 >
OpenMesh::VDPM::ViewingParameters
Definition: ViewingParameters.hh:74
OpenMesh
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:59
OpenMesh::VDPM::Plane3d
ax + by + cz + d = 0
Definition: Plane3d.hh:78