Developer Documentation

CoordsysNode.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
45
46
47 //=============================================================================
48 //
49 // CLASS PointNode
50 //
51 //=============================================================================
52
53
54 #ifndef ACG_COORDSYSNODE_HH
55 #define ACG_COORDSYSNODE_HH
56
57
58 //== INCLUDES =================================================================
59
60 #include "BaseNode.hh"
61 #include "DrawModes.hh"
62 #include <ACG/GL/GLPrimitives.hh>
63 #include <ACG/ShaderUtils/GLSLShader.hh>
64 #include <vector>
65
66 //== NAMESPACES ===============================================================
67
68 namespace ACG {
69 namespace SceneGraph {
70
71 //== CLASS DEFINITION =========================================================
72
73
82 class ACGDLLEXPORT CoordsysNode : public BaseNode
83 {
84
85 public:
86
88 enum ProjectionMode {
89 ORTHOGRAPHIC_PROJECTION,
90 PERSPECTIVE_PROJECTION
91 };
92
93 enum CoordsysMode
94 {
95 POSITION,
96 SCREENPOS
97 };
98
105 CoordsysNode(
106 BaseNode* _parent = 0,
107 std::string _name = "<TextNode>",
108 CoordsysMode _mode = SCREENPOS,
109 ProjectionMode _projectionMode = PERSPECTIVE_PROJECTION);
110
112 ~CoordsysNode();
113
115 ACG_CLASSNAME(CoordsysNode);
116
118 ACG::SceneGraph::DrawModes::DrawMode availableDrawModes() const override;
119
121 void boundingBox(Vec3d& _bbMin, Vec3d& _bbMax) override;
122
124 void draw(GLState& _state, const DrawModes::DrawMode& _drawMode) override;
125
127 void getRenderObjects(IRenderer* _renderer, GLState& _state, const DrawModes::DrawMode& _drawMode, const Material* _mat) override;
128
130 void pick(GLState& _state, PickTarget _target) override;
131
133 void setMode(const CoordsysMode _mode);
134
136 void setProjectionMode(const ProjectionMode _mode);
137
139 void setPosition(const Vec3f& _pos);
140
142 CoordsysMode getMode() const;
143
145 ProjectionMode getProjectionMode() const;
146
147 private:
148
149 void drawCoordsys(GLState& _state);
150 void drawCoordsys(IRenderer* _renderer, RenderObject* _baseRO);
151 void drawCoordsysPick(GLState& _state, GLSL::Program* _pickShader = 0);
152 void clearPickArea(GLState& _state, bool _draw, GLfloat _depth, GLSL::Program* _pickShader = 0);
153 void boundingCircle(std::vector<Vec2f> &_in, Vec2f &_center, float &_radius);
154
155 CoordsysMode mode_;
156 ProjectionMode projectionMode_;
157
158 Vec3f pos3f_;
159
160
161 ACG::GLSphere* sphere_;
162 ACG::GLCylinder* cylinder_;
163 ACG::GLCone* cone_;
164 ACG::GLDisk* disk_;
165 };
166
167
168 //=============================================================================
169 } // namespace SceneGraph
170 } // namespace ACG
171 //=============================================================================
172 #endif // ACG_COORDSYSNODE_HH defined
ACG::GLDisk
Definition: GLPrimitives.hh:252
ACG::SceneGraph::CoordsysNode::CoordsysMode
CoordsysMode
Definition: CoordsysNode.hh:93
ACG::GLState
Definition: GLState.hh:213
ACG::SceneGraph::CoordsysNode::ProjectionMode
ProjectionMode
projection mode
Definition: CoordsysNode.hh:88
ACG
Namespace providing different geometric functions concerning angles.
Definition: BaseObjectData.hh:68
ACG::GLCone
Definition: GLPrimitives.hh:169
OpenMesh::VectorT
Definition: Vector11T.hh:83
ACG::IRenderer
Definition: IRenderer.hh:78
SceneGraph
Definition: QtPrincipalAxisDialog.hh:67
ACG::SceneGraph::PickTarget
PickTarget
What target to use for picking.
Definition: PickTarget.hh:73
GLSL::Program
GLSL program class.
Definition: GLSLShader.hh:211
ACG::SceneGraph::CoordsysNode::POSITION
Draws the Coordsys at the coordsys origin.
Definition: CoordsysNode.hh:95
ACG::SceneGraph::CoordsysNode::ORTHOGRAPHIC_PROJECTION
orthographic
Definition: CoordsysNode.hh:89
ACG::GLSphere
Definition: GLPrimitives.hh:139
ACG::SceneGraph::BaseNode
Definition: BaseNode.hh:104
ACG::SceneGraph::DrawModes::DrawMode
Specifies a DrawMode.
Definition: DrawModes.hh:288
ACG::SceneGraph::CoordsysNode
Definition: CoordsysNode.hh:82
CoordsysNode
ACG::SceneGraph::CoordinateSystemNode CoordsysNode
Simple Name for CoordsysNode.
Definition: CoordsysTypes.hh:66
ACG::GLCylinder
Definition: GLPrimitives.hh:218
ACG::RenderObject
Interface class between scenegraph and renderer.
Definition: RenderObject.hh:98
ACG::SceneGraph::Material
Definition: MaterialNode.hh:79