Developer Documentation

TriStripNodeDeprecatedT.hh
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40 \*===========================================================================*/
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46
47 //=============================================================================
48 //
49 // CLASS TriStripNodeDeprecatedT
50 //
51 //=============================================================================
52
53
54 #ifndef ACG_TRISTRIPNODET_HH
55 #define ACG_TRISTRIPNODET_HH
56
57
58 //== INCLUDES =================================================================
59
60
61 #include <OpenMesh/Tools/Utils/StripifierT.hh>
62 #include "MeshNodeDeprecatedT.hh"
63
64
65 //== NAMESPACES ===============================================================
66
67
68 namespace ACG {
69 namespace SceneGraph {
70
71
72 //== CLASS DEFINITION =========================================================
73
74
75
81 template <class Mesh>
82 class TriStripNodeDeprecatedT : public MeshNodeDeprecatedT<Mesh>
83 {
84 public:
85
86 typedef OpenMesh::StripifierT<Mesh> MyStripifier;
87 typedef MeshNodeDeprecatedT<Mesh> Base;
88 typedef typename Base::FaceMode FaceMode;
89
90
92 TriStripNodeDeprecatedT(Mesh& _mesh,
93 BaseNode* _parent=0,
94 std::string _name="<TriStripNodeDeprecatedT>" )
95 : Base(_mesh, _parent, _name),
96 strips_(_mesh)
97 {}
98
99
101 ~TriStripNodeDeprecatedT() {}
102
103
104 ACG_CLASSNAME(TriStripNodeDeprecatedT);
105
106
108 void update_strips()
109 {
110 std::vector<unsigned int>().swap(Base::indices_);
111 strips_.stripify();
112 }
113
114
116 virtual void update_topology()
117 {
118 strips_.clear();
119 Base::update_topology();
120 }
121
122
123
124 private:
125
126 virtual void draw_faces(FaceMode _mode)
127 {
128 if (Base::mesh_.is_trimesh() &&
129 _mode == Base::PER_VERTEX &&
130 strips_.is_valid())
131 {
132 typename MyStripifier::StripsIterator strip_it = strips_.begin();
133 typename MyStripifier::StripsIterator strip_last = strips_.end();
134
135 for (; strip_it!=strip_last; ++strip_it)
136 glDrawElements(GL_TRIANGLE_STRIP,
137 strip_it->size(),
138 GL_UNSIGNED_INT,
139 &(*strip_it)[0] );
140 }
141 else Base::draw_faces(_mode);
142 }
143
144
145 MyStripifier strips_;
146 };
147
148
149 //=============================================================================
150 } // namespace SceneGraph
151 } // namespace ACG
152 //=============================================================================
153 #endif // ACG_TRISTRIPNODET_HH defined
154 //=============================================================================
155
OpenMesh::StripifierT::is_valid
bool is_valid() const
are strips computed?
Definition: StripifierT.hh:106
ACG
Namespace providing different geometric functions concerning angles.
Definition: BaseObjectData.hh:68
ACG::SceneGraph::TriStripNodeDeprecatedT
Definition: TriStripNodeDeprecatedT.hh:82
ACG::SceneGraph::TriStripNodeDeprecatedT::~TriStripNodeDeprecatedT
~TriStripNodeDeprecatedT()
Destructor.
Definition: TriStripNodeDeprecatedT.hh:101
OpenMesh::TriMesh_ArrayKernelT< CustomTraits >
ACG::SceneGraph::TriStripNodeDeprecatedT::update_topology
virtual void update_topology()
build face indices, delete strips
Definition: TriStripNodeDeprecatedT.hh:116
OpenMesh::StripifierT::clear
void clear()
delete all strips
Definition: StripifierT.hh:100
SceneGraph
Definition: QtPrincipalAxisDialog.hh:67
OpenMesh::StripifierT::begin
StripsIterator begin() const
Access strips.
Definition: StripifierT.hh:109
ACG::SceneGraph::BaseNode
Definition: BaseNode.hh:104
OpenMesh::StripifierT::stripify
size_t stripify()
Compute triangle strips, returns number of strips.
Definition: StripifierT_impl.hh:82
OpenMesh::StripifierT
Definition: StripifierT.hh:79
ACG::SceneGraph::TriStripNodeDeprecatedT::update_strips
void update_strips()
build triangle strips, delete face indices
Definition: TriStripNodeDeprecatedT.hh:108
ACG::SceneGraph::TriStripNodeDeprecatedT::TriStripNodeDeprecatedT
TriStripNodeDeprecatedT(Mesh &_mesh, BaseNode *_parent=0, std::string _name="<TriStripNodeDeprecatedT>")
Default constructor.
Definition: TriStripNodeDeprecatedT.hh:92
OpenMesh::StripifierT::end
StripsIterator end() const
Access strips.
Definition: StripifierT.hh:111