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TriStripNodeDeprecatedT.hh
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48 \*===========================================================================*/
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51
52
53 //=============================================================================
54 //
55 // CLASS TriStripNodeDeprecatedT
56 //
57 //=============================================================================
58
59
60 #ifndef ACG_TRISTRIPNODET_HH
61 #define ACG_TRISTRIPNODET_HH
62
63
64 //== INCLUDES =================================================================
65
66
67 #include <OpenMesh/Tools/Utils/StripifierT.hh>
68 #include "MeshNodeDeprecatedT.hh"
69
70
71 //== NAMESPACES ===============================================================
72
73
74 namespace ACG {
75 namespace SceneGraph {
76
77
78 //== CLASS DEFINITION =========================================================
79
80
81
87 template <class Mesh>
88 class TriStripNodeDeprecatedT : public MeshNodeDeprecatedT<Mesh>
89 {
90 public:
91
92 typedef OpenMesh::StripifierT<Mesh> MyStripifier;
93 typedef MeshNodeDeprecatedT<Mesh> Base;
94 typedef typename Base::FaceMode FaceMode;
95
96
98 TriStripNodeDeprecatedT(Mesh& _mesh,
99 BaseNode* _parent=0,
100 std::string _name="<TriStripNodeDeprecatedT>" )
101 : Base(_mesh, _parent, _name),
102 strips_(_mesh)
103 {}
104
105
107 ~TriStripNodeDeprecatedT() {}
108
109
110 ACG_CLASSNAME(TriStripNodeDeprecatedT);
111
112
114 void update_strips()
115 {
116 std::vector<unsigned int>().swap(Base::indices_);
117 strips_.stripify();
118 }
119
120
122 virtual void update_topology()
123 {
124 strips_.clear();
125 Base::update_topology();
126 }
127
128
129
130 private:
131
132 virtual void draw_faces(FaceMode _mode)
133 {
134 if (Base::mesh_.is_trimesh() &&
135 _mode == Base::PER_VERTEX &&
136 strips_.is_valid())
137 {
138 typename MyStripifier::StripsIterator strip_it = strips_.begin();
139 typename MyStripifier::StripsIterator strip_last = strips_.end();
140
141 for (; strip_it!=strip_last; ++strip_it)
142 glDrawElements(GL_TRIANGLE_STRIP,
143 strip_it->size(),
144 GL_UNSIGNED_INT,
145 &(*strip_it)[0] );
146 }
147 else Base::draw_faces(_mode);
148 }
149
150
151 MyStripifier strips_;
152 };
153
154
155 //=============================================================================
156 } // namespace SceneGraph
157 } // namespace ACG
158 //=============================================================================
159 #endif // ACG_TRISTRIPNODET_HH defined
160 //=============================================================================
161
OpenMesh::StripifierT::is_valid
bool is_valid() const
are strips computed?
Definition: StripifierT.hh:111
ACG
Namespace providing different geometric functions concerning angles.
Definition: DBSCANT.cc:51
ACG::SceneGraph::BaseNode
Definition: BaseNode.hh:135
ACG::SceneGraph::TriStripNodeDeprecatedT::~TriStripNodeDeprecatedT
~TriStripNodeDeprecatedT()
Destructor.
Definition: TriStripNodeDeprecatedT.hh:107
ACG::SceneGraph::TriStripNodeDeprecatedT::update_topology
virtual void update_topology()
build face indices, delete strips
Definition: TriStripNodeDeprecatedT.hh:122
OpenMesh::TriMesh_ArrayKernelT< CustomTraits >
ACG::SceneGraph::TriStripNodeDeprecatedT::TriStripNodeDeprecatedT
TriStripNodeDeprecatedT(Mesh &_mesh, BaseNode *_parent=0, std::string _name="<TriStripNodeDeprecatedT>")
Default constructor.
Definition: TriStripNodeDeprecatedT.hh:98
OpenMesh::StripifierT::stripify
size_t stripify()
Compute triangle strips, returns number of strips.
Definition: StripifierT.cc:87
ACG::SceneGraph::TriStripNodeDeprecatedT
Definition: TriStripNodeDeprecatedT.hh:88
ACG::SceneGraph::TriStripNodeDeprecatedT::update_strips
void update_strips()
build triangle strips, delete face indices
Definition: TriStripNodeDeprecatedT.hh:114
OpenMesh::StripifierT::begin
StripsIterator begin() const
Access strips.
Definition: StripifierT.hh:114
OpenMesh::StripifierT
Definition: StripifierT.hh:84
OpenMesh::StripifierT::clear
void clear()
delete all strips
Definition: StripifierT.hh:105
OpenMesh::StripifierT::end
StripsIterator end() const
Access strips.
Definition: StripifierT.hh:116