/usr/include/SurgSim/Graphics/OsgCamera.h is in libopensurgsim-dev 0.7.0-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 | // This file is a part of the OpenSurgSim project.
// Copyright 2013-2016, SimQuest Solutions Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef SURGSIM_GRAPHICS_OSGCAMERA_H
#define SURGSIM_GRAPHICS_OSGCAMERA_H
#include <unordered_map>
#include "SurgSim/Framework/Macros.h"
#include "SurgSim/Framework/ObjectFactory.h"
#include "SurgSim/Graphics/Camera.h"
#include "SurgSim/Graphics/OsgRepresentation.h"
#include "SurgSim/Graphics/Texture.h"
#include <osg/Camera>
#include <osg/Switch>
#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable:4250)
#endif
namespace SurgSim
{
namespace Graphics
{
class Material;
class Texture;
class RenderTarget;
template <class T>
class OsgUniform;
SURGSIM_STATIC_REGISTRATION(OsgCamera);
/// OSG implementation of a graphics camera.
///
/// A Graphics::OsgCamera wraps a osg::Camera to provide camera functionality and a osg::Switch to allow enabling and
/// disabling of the camera.
class OsgCamera : public OsgRepresentation, public Camera
{
public:
/// Constructor
/// \param name Name of the camera
/// The view matrix is initialized with eye at (0, 0, 0), center at (0, 0, -1), and up (0, 1, 0).
/// The projection matrix is initialized to a perspective matrix with FOV Y of 45 deg, Aspect Ratio of 1.0,
/// Z Near of 0.01, and Z Far of 10.0.
explicit OsgCamera(const std::string& name);
SURGSIM_CLASSNAME(SurgSim::Graphics::OsgCamera);
bool setRenderGroup(std::shared_ptr<Group> group) override;
bool setRenderGroups(const std::vector<std::shared_ptr<Group>>& groups) override;
void setLocalActive(bool val) override;
virtual SurgSim::Math::Matrix44d getViewMatrix() const;
virtual SurgSim::Math::Matrix44d getInverseViewMatrix() const;
void setProjectionMatrix(const SurgSim::Math::Matrix44d& matrix) override;
const SurgSim::Math::Matrix44d& getProjectionMatrix() const override;
SurgSim::Math::Matrix44d getInverseProjectionMatrix() const override;
void update(double dt) override;
/// \return the OSG camera node
osg::ref_ptr<osg::Camera> getOsgCamera() const;
/// \return the OSG parent node for this object
osg::ref_ptr<osg::Node> getOsgNode() const;
bool setRenderTarget(std::shared_ptr<RenderTarget> renderTarget) override;
std::shared_ptr<RenderTarget> getRenderTarget() const override;
bool setMaterial(std::shared_ptr<SurgSim::Framework::Component> material) override;
std::shared_ptr<Material> getMaterial() const override;
void clearMaterial() override;
void setRenderOrder(RenderOrder order, int value) override;
void setAmbientColor(const SurgSim::Math::Vector4d& color) override;
SurgSim::Math::Vector4d getAmbientColor() override;
void setGenerateTangents(bool value) override;
void setPerspectiveProjection(double fovy, double aspect, double near, double far) override;
void setOrthogonalProjection(
double left, double right,
double bottom, double top,
double near, double far) override;
void setViewport(int x, int y, int width, int height) override;
void getViewport(int* x, int* y, int* width, int* height) const override;
void setViewportSize(std::array<double, 2> dimensions) override;
std::array<double, 2> getViewportSize() const override;
void setMainCamera(bool val) override;
bool isMainCamera() override;
private:
osg::ref_ptr<osg::Camera> m_camera;
/// Projection matrix of the camera
SurgSim::Math::Matrix44d m_projectionMatrix;
std::unordered_map<int, std::shared_ptr<Texture>> m_textureMap;
std::shared_ptr<RenderTarget> m_renderTarget;
/// Attach a specific texture to a specific BufferComponent, works for Depth and all the Colors.
/// \param buffer The BufferComponent enum.
/// \param texture The specific texture to attach.
void attachRenderTargetTexture(osg::Camera::BufferComponent buffer, std::shared_ptr<Texture> texture);
/// Detach the current render target from the camera.
void detachCurrentRenderTarget();
/// Uniform to carry the view matrix
std::shared_ptr<OsgUniform<SurgSim::Math::Matrix44f>> m_viewMatrixUniform;
/// Uniform to carry the inverse view matrix
std::shared_ptr<OsgUniform<SurgSim::Math::Matrix44f>> m_inverseViewMatrixUniform;
/// Uniform to carry the ambient color
std::shared_ptr<OsgUniform<SurgSim::Math::Vector4f>> m_ambientColorUniform;
/// Value for ambient color
SurgSim::Math::Vector4d m_ambientColor;
bool m_isMainCamera;
};
}; // namespace Graphics
}; // namespace SurgSim
#if defined(_MSC_VER)
#pragma warning(pop)
#endif
#endif // SURGSIM_GRAPHICS_OSGCAMERA_H
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