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ViewingParameters.hh
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42 /*===========================================================================*\
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47 \*===========================================================================*/
48
49
50 //=============================================================================
51 //
52 // CLASS newClass
53 //
54 //=============================================================================
55
56 #ifndef OPENMESH_VDPROGMESH_VIEWINGPARAMETERS_HH
57 #define OPENMESH_VDPROGMESH_VIEWINGPARAMETERS_HH
58
59
60 //== INCLUDES =================================================================
61
62 #include <OpenMesh/Core/Geometry/VectorT.hh>
63 #include <OpenMesh/Core/Geometry/Plane3d.hh>
64
65
66 //== FORWARDDECLARATIONS ======================================================
67
68
69 //== NAMESPACES ===============================================================
70
71 namespace OpenMesh {
72 namespace VDPM {
73
74 //== CLASS DEFINITION =========================================================
75
76
79 class OPENMESHDLLEXPORT ViewingParameters
80 {
81 private:
82 double modelview_matrix_[16];
83 float fovy_;
84 float aspect_;
85 float tolerance_square_;
86
87 Vec3f eye_pos_;
88 Vec3f right_dir_;
89 Vec3f up_dir_;
90 Vec3f view_dir_;
91
92 Plane3d frustum_plane_[4];
93
94 public:
95
96 ViewingParameters();
97
98 void increase_tolerance() { tolerance_square_ *= 5.0f; }
99 void decrease_tolerance() { tolerance_square_ /= 5.0f; }
100
101 float fovy() const { return fovy_; }
102 float aspect() const { return aspect_; }
103 float tolerance_square() const { return tolerance_square_; }
104
105 void set_fovy(float _fovy) { fovy_ = _fovy; }
106 void set_aspect(float _aspect) { aspect_ = _aspect; }
107 void set_tolerance_square(float _tolerance_square) { tolerance_square_ = _tolerance_square; }
108
109 const Vec3f& eye_pos() const { return eye_pos_; }
110 const Vec3f& right_dir() const { return right_dir_; }
111 const Vec3f& up_dir() const { return up_dir_; }
112 const Vec3f& view_dir() const { return view_dir_; }
113 Vec3f& eye_pos() { return eye_pos_; }
114 Vec3f& right_dir() { return right_dir_; }
115 Vec3f& up_dir() { return up_dir_; }
116 Vec3f& view_dir() { return view_dir_; }
117
118 void frustum_planes( Plane3d _plane[4] )
119 {
120 for (unsigned int i=0; i<4; ++i)
121 _plane[i] = frustum_plane_[i];
122 }
123
124 void get_modelview_matrix(double _modelview_matrix[16])
125 {
126 for (unsigned int i=0; i<16; ++i)
127 _modelview_matrix[i] = modelview_matrix_[i];
128 }
129
130 void set_modelview_matrix(const double _modelview_matrix[16])
131 {
132 for (unsigned int i=0; i<16; ++i)
133 modelview_matrix_[i] = _modelview_matrix[i];
134 }
135
136 void update_viewing_configurations();
137
138 void PrintOut();
139 };
140
141
142 //=============================================================================
143 } // namespace VDPM
144 } // namespace OpenMesh
145 //=============================================================================
146 #endif // OPENMESH_VDPROGMESH_VIEWINGPARAMETERS_HH defined
147 //=============================================================================
148
OpenMesh::VectorT< float, 3 >
OpenMesh::VDPM::ViewingParameters
Definition: ViewingParameters.hh:79
OpenMesh
Contains all the mesh ingredients like the polygonal mesh, the triangle mesh, different mesh kernels ...
Definition: MeshItems.hh:64
OpenMesh::VDPM::Plane3d
ax + by + cz + d = 0
Definition: Plane3d.hh:83