Open3D (C++ API)  0.12.0
Simple2DShader.h
Go to the documentation of this file.
1 // ----------------------------------------------------------------------------
2 // - Open3D: www.open3d.org -
3 // ----------------------------------------------------------------------------
4 // The MIT License (MIT)
5 //
6 // Copyright (c) 2018 www.open3d.org
7 //
8 // Permission is hereby granted, free of charge, to any person obtaining a copy
9 // of this software and associated documentation files (the "Software"), to deal
10 // in the Software without restriction, including without limitation the rights
11 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
12 // copies of the Software, and to permit persons to whom the Software is
13 // furnished to do so, subject to the following conditions:
14 //
15 // The above copyright notice and this permission notice shall be included in
16 // all copies or substantial portions of the Software.
17 //
18 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
21 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
23 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
24 // IN THE SOFTWARE.
25 // ----------------------------------------------------------------------------
26 
27 #pragma once
28 
29 #include <Eigen/Core>
30 #include <vector>
31 
33 
34 namespace open3d {
35 namespace visualization {
36 
37 namespace glsl {
38 
39 class Simple2DShader : public ShaderWrapper {
40 public:
41  ~Simple2DShader() override { Release(); }
42 
43 protected:
44  Simple2DShader(const std::string &name) : ShaderWrapper(name) { Compile(); }
45 
46 protected:
47  bool Compile() final;
48  void Release() final;
49  bool BindGeometry(const geometry::Geometry &geometry,
50  const RenderOption &option,
51  const ViewControl &view) final;
52  bool RenderGeometry(const geometry::Geometry &geometry,
53  const RenderOption &option,
54  const ViewControl &view) final;
55  void UnbindGeometry() final;
56 
57 protected:
58  virtual bool PrepareRendering(const geometry::Geometry &geometry,
59  const RenderOption &option,
60  const ViewControl &view) = 0;
61  virtual bool PrepareBinding(const geometry::Geometry &geometry,
62  const RenderOption &option,
63  const ViewControl &view,
64  std::vector<Eigen::Vector3f> &points,
65  std::vector<Eigen::Vector3f> &colors) = 0;
66 
67 protected:
70  GLuint vertex_color_;
72 };
73 
75 public:
77  : Simple2DShader("Simple2DShaderForSelectionPolygon") {}
78 
79 protected:
80  bool PrepareRendering(const geometry::Geometry &geometry,
81  const RenderOption &option,
82  const ViewControl &view) final;
83  bool PrepareBinding(const geometry::Geometry &geometry,
84  const RenderOption &option,
85  const ViewControl &view,
86  std::vector<Eigen::Vector3f> &points,
87  std::vector<Eigen::Vector3f> &colors) final;
88 };
89 
90 } // namespace glsl
91 
92 } // namespace visualization
93 } // namespace open3d
bool RenderGeometry(const geometry::Geometry &geometry, const RenderOption &option, const ViewControl &view) final
Definition: Simple2DShader.cpp:86
GLuint vertex_position_
Definition: Simple2DShader.h:68
bool BindGeometry(const geometry::Geometry &geometry, const RenderOption &option, const ViewControl &view) final
Definition: Simple2DShader.cpp:53
The base geometry class.
Definition: Geometry.h:37
View controller for visualizer.
Definition: ViewControl.h:41
GLuint vertex_color_
Definition: Simple2DShader.h:70
bool Compile() final
Definition: Simple2DShader.cpp:38
virtual bool PrepareBinding(const geometry::Geometry &geometry, const RenderOption &option, const ViewControl &view, std::vector< Eigen::Vector3f > &points, std::vector< Eigen::Vector3f > &colors)=0
Defines rendering options for visualizer.
Definition: RenderOption.h:39
~Simple2DShader() override
Definition: Simple2DShader.h:41
GLuint vertex_color_buffer_
Definition: Simple2DShader.h:71
int points
Definition: FilePCD.cpp:73
Definition: PinholeCameraIntrinsic.cpp:35
Simple2DShader(const std::string &name)
Definition: Simple2DShader.h:44
std::string name
Definition: FilePCD.cpp:58
Definition: ShaderWrapper.h:40
void Release() final
Definition: Simple2DShader.cpp:48
void UnbindGeometry() final
Definition: Simple2DShader.cpp:106
Definition: Simple2DShader.h:39
GLuint vertex_position_buffer_
Definition: Simple2DShader.h:69
virtual bool PrepareRendering(const geometry::Geometry &geometry, const RenderOption &option, const ViewControl &view)=0
Simple2DShaderForSelectionPolygon()
Definition: Simple2DShader.h:76