[492] | 1 | #ifndef __RENDERER_H
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| 2 | #define __RENDERER_H
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| 3 |
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| 4 | #include <QtOpenGL>
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| 5 | #include <QWaitCondition>
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| 6 |
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| 7 | #include "Vector3.h"
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| 8 | #include "Containers.h"
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| 9 | #include "Halton.h"
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[497] | 10 | #include "Renderer.h"
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[492] | 11 |
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| 12 | class SceneGraph;
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| 13 | class ViewCellsManager;
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| 14 | class Mesh;
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| 15 | class MeshInstance;
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| 16 | class Intersectable;
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| 17 | class Material;
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| 18 |
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| 19 | struct PvsRenderStatistics {
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| 20 |
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| 21 | float maxError;
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| 22 | float sumError;
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| 23 | int frames;
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| 24 | int errorFreeFrames;
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| 25 |
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| 26 | PvsRenderStatistics() { Reset(); }
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| 27 |
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[498] | 28 | void Reset() {
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[492] | 29 | maxError = 0.0f;
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| 30 | sumError = 0.0f;
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| 31 | frames = 0;
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| 32 | errorFreeFrames = 0;
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| 33 | }
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| 34 |
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| 35 | float GetMaxError() { return maxError; }
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| 36 | float GetAvgError() { return sumError/frames; }
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| 37 | float GetErrorFreeFrames() { return errorFreeFrames/(float)frames; }
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| 38 |
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| 39 | };
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| 40 |
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[496] | 41 |
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| 42 | /** Class encapsulating gl rendering for the scene.
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| 43 | There is no gl context binding so the binding is performed in the
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| 44 | derived classes
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| 45 | */
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| 46 |
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[497] | 47 | class GlRenderer: public Renderer
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[492] | 48 | {
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[496] | 49 |
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[492] | 50 | public:
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| 51 | ObjectContainer mObjects;
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[498] | 52 |
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[492] | 53 | Vector3 mViewPoint;
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| 54 | Vector3 mViewDirection;
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| 55 |
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| 56 | int timerId;
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| 57 | bool mUseFalseColors;
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| 58 |
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| 59 | HaltonSequence halton;
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| 60 |
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| 61 | int mFrame;
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| 62 |
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| 63 | QWaitCondition mRenderingFinished;
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| 64 |
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| 65 |
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| 66 | GlRenderer(SceneGraph *sceneGraph,
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[496] | 67 | ViewCellsManager *viewcells);
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| 68 |
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[492] | 69 | ~GlRenderer();
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| 70 |
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[496] | 71 |
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[492] | 72 | void SetupFalseColor(const int id);
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| 73 | void RenderIntersectable(Intersectable *);
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| 74 | void RenderMeshInstance(MeshInstance *mi);
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| 75 | void RenderMesh(Mesh *m);
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| 76 | void SetupMaterial(Material *m);
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| 77 | void SetupCamera();
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| 78 | void RandomViewPoint();
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[496] | 79 |
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[497] | 80 | bool
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[496] | 81 | RenderScene();
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[492] | 82 |
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[496] | 83 | void
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| 84 | SetupProjection(const int w, const int h);
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| 85 |
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| 86 |
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| 87 |
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| 88 | float
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| 89 | GetPixelError();
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| 90 |
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| 91 | void InitGL();
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| 92 |
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| 93 | virtual int GetWidth() const = 0;
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| 94 | virtual int GetHeight() const = 0;
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| 95 | };
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| 96 |
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| 97 |
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| 98 | class GlRendererBuffer : public QGLPixelBuffer, public GlRenderer
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| 99 | {
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| 100 |
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| 101 | public:
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| 102 | int mPvsStatFrames;
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| 103 | vector<float> mPvsErrorBuffer;
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| 104 |
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| 105 | PvsRenderStatistics mPvsStat;
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| 106 |
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| 107 |
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| 108 | GlRendererBuffer(const int w,
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| 109 | const int h,
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| 110 | SceneGraph *sceneGraph,
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| 111 | ViewCellsManager *viewcells):
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| 112 | QGLPixelBuffer(QSize(w, h)), GlRenderer(sceneGraph, viewcells) {
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| 113 |
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| 114 | mPvsStatFrames = 10000;
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| 115 | mPvsErrorBuffer.resize(mPvsStatFrames);
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| 116 | ClearErrorBuffer();
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| 117 |
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| 118 | makeCurrent();
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| 119 | InitGL();
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| 120 |
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| 121 | }
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| 122 |
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| 123 | void
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| 124 | EvalPvsStat();
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| 125 |
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| 126 | void
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| 127 | ClearErrorBuffer();
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| 128 |
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| 129 |
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| 130 |
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| 131 | virtual int GetWidth() const { return width(); }
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| 132 | virtual int GetHeight() const { return height(); }
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| 133 |
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| 134 | };
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| 135 |
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| 136 |
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| 137 |
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| 138 | class GlRendererWidget : public QGLWidget, public GlRenderer
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| 139 | {
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| 140 | Q_OBJECT
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| 141 | public:
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| 142 |
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| 143 | GlRendererWidget(SceneGraph *sceneGraph,
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| 144 | ViewCellsManager *viewcells,
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| 145 | QWidget * parent = 0, const QGLWidget * shareWidget = 0, Qt::WFlags f = 0
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| 146 | ):
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| 147 | GlRenderer(sceneGraph, viewcells), QGLWidget(parent, shareWidget, f)
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| 148 | {}
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| 149 |
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| 150 | Vector3 mousePoint;
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| 151 |
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| 152 | void initializeGL() {
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| 153 | InitGL();
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| 154 | }
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[492] | 155 | void resizeGL(int w, int h);
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| 156 | void paintGL();
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| 157 | void timerEvent(QTimerEvent *) {
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| 158 | update();
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| 159 | }
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| 160 |
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| 161 | void mousePressEvent(QMouseEvent *);
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| 162 | void mouseReleaseEvent(QMouseEvent *);
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| 163 | void mouseMoveEvent(QMouseEvent *);
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| 164 |
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| 165 | float
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[496] | 166 | RenderErrors();
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[492] | 167 |
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[496] | 168 | virtual int GetWidth() const { return width(); }
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| 169 | virtual int GetHeight() const { return height(); }
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[492] | 170 |
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| 171 | };
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| 172 |
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| 173 |
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[496] | 174 | extern GlRendererWidget *rendererWidget;
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[492] | 175 |
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| 176 | #endif
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| 177 |
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