Developer Documentation

PolyLineCollectionNodeT.hh
1 /*===========================================================================*\
2 * *
3 * OpenFlipper *
4 * Copyright (c) 2001-2015, RWTH-Aachen University *
5 * Department of Computer Graphics and Multimedia *
6 * All rights reserved. *
7 * www.openflipper.org *
8 * *
9 *---------------------------------------------------------------------------*
10 * This file is part of OpenFlipper. *
11 *---------------------------------------------------------------------------*
12 * *
13 * Redistribution and use in source and binary forms, with or without *
14 * modification, are permitted provided that the following conditions *
15 * are met: *
16 * *
17 * 1. Redistributions of source code must retain the above copyright notice, *
18 * this list of conditions and the following disclaimer. *
19 * *
20 * 2. Redistributions in binary form must reproduce the above copyright *
21 * notice, this list of conditions and the following disclaimer in the *
22 * documentation and/or other materials provided with the distribution. *
23 * *
24 * 3. Neither the name of the copyright holder nor the names of its *
25 * contributors may be used to endorse or promote products derived from *
26 * this software without specific prior written permission. *
27 * *
28 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS *
29 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED *
30 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A *
31 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER *
32 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, *
33 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, *
34 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR *
35 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF *
36 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING *
37 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS *
38 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
39 * *
40 \*===========================================================================*/
41
42
43
44 #ifndef POLYLINE_COLLECTION_NODE_T_HH
45 #define POLYLINE_COLLECTION_NODE_T_HH
46
47
48 //== INCLUDES =================================================================
49
50 #include <ACG/Scenegraph/BaseNode.hh>
51 #include <ACG/Scenegraph/DrawModes.hh>
52 #include <ACG/GL/VertexDeclaration.hh>
53 #include <ACG/GL/IRenderer.hh>
54 #include <ACG/GL/GLPrimitives.hh>
55 #include <ACG/GL/globjects.hh>
56 #include <ObjectTypes/PolyLine/PolyLineNodeT.hh>
57
58 //== FORWARDDECLARATIONS ======================================================
59
60 //== NAMESPACES ===============================================================
61
62 namespace ACG {
63 namespace SceneGraph {
64
65 //== CLASS DEFINITION =========================================================
66
67
68
69
75 template <class PolyLineCollection>
76 class PolyLineCollectionNodeT : public BaseNode
77 {
78 public:
79
80 // typedefs for easy access
81 typedef typename PolyLineCollection::PolyLine::Point Point;
82
84 PolyLineCollectionNodeT(PolyLineCollection& _pl, BaseNode* _parent = 0, std::string _name = "<PolyLineCollectionNode>");
85
87 virtual ~PolyLineCollectionNodeT();
88
89 PolyLineCollection& polyline_collection() { return polyline_collection_; }
90
92 ACG_CLASSNAME(PolyLineCollectionNodeT);
93
95 DrawModes::DrawMode availableDrawModes() const;
96
98 void boundingBox(Vec3d& _bbMin, Vec3d& _bbMax);
99
101 void draw(GLState& /*_state*/,const DrawModes::DrawMode& _drawMode);
102
104 void pick(GLState& _state, PickTarget _target);
105
113 void getRenderObjects(ACG::IRenderer* _renderer, ACG::GLState& _state , const ACG::SceneGraph::DrawModes::DrawMode& _drawMode , const ACG::SceneGraph::Material* _mat);
114
116 void update() { updateVBO_ = true; }
117 void resetVBO() {offsets_.clear();}
118
119 private:
120
122 PolyLineCollectionNodeT(const PolyLineCollectionNodeT& _rhs);
123
125 PolyLineCollectionNodeT& operator=(const PolyLineCollectionNodeT& _rhs);
126
128 ACG::VertexDeclaration vertexDecl_; // layout without colors
129 ACG::VertexDeclaration vertexDeclVColor_; // layout with vertex colors
130 ACG::VertexDeclaration vertexDeclEColor_; // layout with edge colors
131
137 void updateVBO();
138
139
140 void pick_vertices(GLState& _state);
141 void pick_edges(GLState& _state, unsigned int _offset = 0);
142
143 private:
144
146 PolyLineCollection& polyline_collection_;
147
149 GeometryBuffer vbo_;
150
152 IndexBuffer ibo_;
153
155 bool updateVBO_;
156
158 GLSphere* sphere_;
159
161 std::vector<std::pair<size_t, size_t> > offsets_;
162
163 std::vector< PolyLineNodeT<typename PolyLineCollection::PolyLine>* > polylineNodes_;
164
165 size_t total_vertex_count_;
166 size_t total_segment_count_;
167 };
168
169
170 //=============================================================================
171 } // namespace SceneGraph
172 } // namespace ACG
173 //=============================================================================
174 #if defined(INCLUDE_TEMPLATES) && !defined(ACG_POLYLINECOLLECTIONNODET_C)
175 #define ACG_POLYLINECOLLECTIONNODET_TEMPLATES
176 #include "PolyLineCollectionNodeT_impl.hh"
177 #endif
178
179
180 #endif // POLYLINE_COLLECTION_NODE_T_HH
ACG::SceneGraph::PolyLineCollectionNodeT::operator=
PolyLineCollectionNodeT & operator=(const PolyLineCollectionNodeT &_rhs)
Assignment operator (not used)
ACG
Namespace providing different geometric functions concerning angles.
Definition: BaseObjectData.hh:68
ACG::SceneGraph::PolyLineCollectionNodeT::pick
void pick(GLState &_state, PickTarget _target)
picking
Definition: PolyLineCollectionNodeT_impl.hh:277
ACG::VertexDeclaration
Class to define the vertex input layout.
Definition: VertexDeclaration.hh:268
ACG::SceneGraph::ACG::GLState
Definition: MeshNode2T_impl.hh:213
ACG::SceneGraph::PolyLineCollectionNodeT::PolyLineCollectionNodeT
PolyLineCollectionNodeT(PolyLineCollection &_pl, BaseNode *_parent=0, std::string _name="<PolyLineCollectionNode>")
Constructor.
Definition: PolyLineCollectionNodeT_impl.hh:80
ACG::SceneGraph::PolyLineCollectionNodeT::update
void update()
Trigger an update of the vbo.
Definition: PolyLineCollectionNodeT.hh:116
ACG::SceneGraph::PolyLineCollectionNodeT::availableDrawModes
DrawModes::DrawMode availableDrawModes() const
return available draw modes
Definition: PolyLineCollectionNodeT_impl.hh:129
ACG::SceneGraph::PolyLineCollectionNodeT::boundingBox
void boundingBox(Vec3d &_bbMin, Vec3d &_bbMax)
update bounding box
Definition: PolyLineCollectionNodeT_impl.hh:107
ACG::GLState
Definition: GLState.hh:213
ACG::SceneGraph::PolyLineCollectionNodeT::getRenderObjects
void getRenderObjects(ACG::IRenderer *_renderer, ACG::GLState &_state, const ACG::SceneGraph::DrawModes::DrawMode &_drawMode, const ACG::SceneGraph::Material *_mat)
Add the objects to the given renderer.
Definition: PolyLineCollectionNodeT_impl.hh:681
ACG::SceneGraph::PolyLineCollectionNodeT::updateVBO_
bool updateVBO_
Flag to trigger update of vbo.
Definition: PolyLineCollectionNodeT.hh:155
ACG::SceneGraph::PolyLineCollectionNodeT::ACG_CLASSNAME
ACG_CLASSNAME(PolyLineCollectionNodeT)
static name of this class
ACG::SceneGraph::PolyLineCollectionNodeT::draw
void draw(GLState &, const DrawModes::DrawMode &_drawMode)
draw lines and normals
Definition: PolyLineCollectionNodeT_impl.hh:141
ACG::SceneGraph::PolyLineCollectionNodeT
Definition: PolyLineCollectionNodeT.hh:76
ACG::GLSphere
Definition: GLPrimitives.hh:139
ACG::SceneGraph::PolyLineCollectionNodeT::vertexDecl_
ACG::VertexDeclaration vertexDecl_
Buffer organization.
Definition: PolyLineCollectionNodeT.hh:128
ACG::SceneGraph::DrawModes::DrawMode
Specifies a DrawMode.
Definition: DrawModes.hh:288
ACG::SceneGraph::Material
Definition: MaterialNode.hh:79
ACG::SceneGraph::PolyLineCollectionNodeT::~PolyLineCollectionNodeT
virtual ~PolyLineCollectionNodeT()
Destructor.
Definition: PolyLineCollectionNodeT_impl.hh:96
ACG::SceneGraph::PolyLineCollectionNodeT::sphere_
GLSphere * sphere_
Sphere for VertexSphere DrawMode.
Definition: PolyLineCollectionNodeT.hh:158
SceneGraph
Definition: QtPrincipalAxisDialog.hh:67
PolyLineCollectionT
Definition: PolyLineCollectionT.hh:49
ACG::SceneGraph::PickTarget
PickTarget
What target to use for picking.
Definition: PickTarget.hh:73
ACG::SceneGraph::BaseNode
Definition: BaseNode.hh:104
OpenMesh::VectorT
Definition: Vector11T.hh:83
ACG::SceneGraph::PolyLineCollectionNodeT::updateVBO
void updateVBO()
Trigger an update of the vbo.
Definition: PolyLineCollectionNodeT_impl.hh:532
ACG::SceneGraph::PolyLineCollectionNodeT::ibo_
IndexBuffer ibo_
IBO used to render the poly line.
Definition: PolyLineCollectionNodeT.hh:152
ACG::SceneGraph::PolyLineCollectionNodeT::vbo_
GeometryBuffer vbo_
VBO used to render the poly line.
Definition: PolyLineCollectionNodeT.hh:149
ACG::IRenderer
Definition: IRenderer.hh:78
ACG::SceneGraph::PolyLineCollectionNodeT::polyline_collection_
PolyLineCollection & polyline_collection_
The associated poly line collection.
Definition: PolyLineCollectionNodeT.hh:146
ACG::SceneGraph::PolyLineCollectionNodeT::offsets_
std::vector< std::pair< size_t, size_t > > offsets_
(Offset in vbo, Vertex count in vbo) for each poly line
Definition: PolyLineCollectionNodeT.hh:161