[1387] | 1 | #ifndef __QTGLRENDERER_H
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| 2 | #define __QTGLRENDERER_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 <QGLPixelBuffer>
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| 8 |
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| 9 | #include "Vector3.h"
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| 10 | #include "Containers.h"
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| 11 | #include "Halton.h"
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| 12 | #include "Renderer.h"
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| 13 | #include "GlRenderer.h"
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| 14 | #include "Beam.h"
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[1613] | 15 | #include "QtPreprocessorThread.h"
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[1387] | 16 | class QWidget;
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[1613] | 17 | //class QtPreprocessorThread;
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[1387] | 18 |
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| 19 | namespace GtpVisibilityPreprocessor {
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| 20 |
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| 21 | class SceneGraph;
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| 22 | class ViewCellsManager;
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| 23 | class Mesh;
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| 24 | class MeshInstance;
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| 25 | class Intersectable;
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| 26 | class Material;
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| 27 | class Beam;
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| 28 | class KdTree;
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| 29 | class GlRendererBuffer;
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| 30 | class BeamSampleStatistics;
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| 31 | class OcclusionQuery;
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| 32 | class TransformedMeshInstance;
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| 33 |
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[1581] | 34 |
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[1387] | 35 | struct VssRayContainer;
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| 36 | struct PvsRenderStatistics;
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| 37 | struct RenderCostSample;
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| 38 |
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| 39 |
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| 40 | class QtGlRendererBuffer : public QObject, public QGLPixelBuffer, public GlRendererBuffer
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| 41 | {
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| 42 | Q_OBJECT
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| 43 | public:
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| 44 | QtGlRendererBuffer(const int w,
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| 45 | const int h,
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| 46 | SceneGraph *sceneGraph,
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| 47 | ViewCellsManager *viewcells,
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| 48 | KdTree *tree);
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| 49 |
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| 50 | ~QtGlRendererBuffer();
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| 51 |
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| 52 | /** Evaluates render cost of a point sample.
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| 53 | @param sample the render cost sample to be evaluated
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| 54 | @param useOcclusionQueries if occlusion queries should be used or item buffer
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| 55 | @param threshold number of pixels / samples from where an object is considered visible.
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| 56 | */
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| 57 | void EvalRenderCostSample(RenderCostSample &sample,
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| 58 | const bool useOcclusionQueries,
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| 59 | const int threshold);
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| 60 |
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| 61 | /** Evaluates render cost of a number of point samples. The point samples
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| 62 | are distributed uniformly over the defined view space.
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| 63 |
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| 64 | @param numSamples the number of point samples taken
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| 65 | @param samples stores the taken point samples in a container
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| 66 | @param useOcclusionQueries if occlusion queries should be used or item buffer
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| 67 | @param threshold number of pixels / samples from where an object is considered visible.
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| 68 | */
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| 69 | void SampleRenderCost(const int numSamples,
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| 70 | vector<RenderCostSample> &samples,
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| 71 | const bool useOcclusionQueries,
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| 72 | const int threshold = 0);
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| 73 |
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| 74 |
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| 75 | void
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| 76 | EvalPvsStat();
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| 77 |
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| 78 | void
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| 79 | ClearErrorBuffer();
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| 80 |
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| 81 |
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| 82 | virtual int GetWidth() const { return width(); }
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| 83 | virtual int GetHeight() const { return height(); }
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| 84 |
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| 85 |
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| 86 |
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| 87 | void SampleBeamContributions(
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| 88 | Intersectable *sourceObject,
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| 89 | Beam &beam,
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| 90 | const int samples,
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| 91 | BeamSampleStatistics &stat
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| 92 | );
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| 93 |
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| 94 | void
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| 95 | SampleViewpointContributions(
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| 96 | Intersectable *sourceObject,
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| 97 | const Vector3 viewPoint,
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| 98 | Beam &beam,
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| 99 | const int desiredSamples,
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| 100 | BeamSampleStatistics &stat
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| 101 | );
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| 102 |
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| 103 | void InitGL();
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| 104 |
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| 105 | /** Computes rays from information gained with hw sampling-
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| 106 | */
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| 107 | void ComputeRays(Intersectable *sourceObj, VssRayContainer &rays);
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| 108 |
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| 109 | int ComputePvs() const;
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| 110 |
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| 111 | float
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| 112 | GetPixelError(int &pvsSize);
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| 113 |
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| 114 | int ComputePvs(ObjectContainer &objects, ObjectContainer &pvs) const;
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| 115 |
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| 116 |
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| 117 | private:
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| 118 |
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| 119 | void SetupProjectionForViewPoint(const Vector3 &viewPoint,
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| 120 | const Beam &beam,
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| 121 | Intersectable *sourceObject);
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| 122 |
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| 123 |
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| 124 | public:
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| 125 | signals:
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| 126 | void UpdatePvsErrorItem(int i, GlRendererBuffer::PvsErrorEntry &);
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| 127 | };
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| 128 |
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| 129 |
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| 130 | class QtRendererControlWidget : public QWidget
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| 131 | {
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| 132 | Q_OBJECT
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| 133 | public:
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| 134 |
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| 135 | QListWidget *mPvsErrorWidget;
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| 136 |
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| 137 | QtRendererControlWidget(QWidget * parent = 0, Qt::WFlags f = 0);
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| 138 |
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| 139 | public slots:
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| 140 |
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| 141 | void FocusNextPvsErrorFrame();
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| 142 | void UpdatePvsErrorItem(int i,
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| 143 | GlRendererBuffer::PvsErrorEntry &);
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| 144 |
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| 145 | signals:
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[1613] | 146 |
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| 147 | void ComputeVisibility();
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| 148 | void StopComputation();
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| 149 | void UpdateAllPvs();
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[1387] | 150 | void SetViewCellGranularity(int);
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[1694] | 151 | void SetTransferFunction(int);
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[1387] | 152 | void SetSceneCut(int);
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| 153 | void SetTopDistance(int);
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| 154 | void SetVisibilityFilterSize(int);
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| 155 | void SetSpatialFilterSize(int);
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| 156 |
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[1581] | 157 | void SetShowRays(bool);
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[1387] | 158 | void SetRenderFilter(bool);
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[1594] | 159 | void SetRenderVisibilityEstimates(bool);
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[1387] | 160 | void SetUseFilter(bool);
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| 161 | void SetUseSpatialFilter(bool);
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| 162 | void SetRenderErrors(bool);
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[1594] | 163 | void SetRenderBoxes(bool);
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[1387] | 164 | void SetShowViewCells(bool);
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| 165 | void SetShowRenderCost(bool);
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| 166 | void SetShowPvsSizes(bool);
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| 167 | void SetTopView(bool);
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| 168 | void SetCutViewCells(bool);
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| 169 | void SetCutScene(bool);
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| 170 |
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| 171 | };
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| 172 |
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[1743] | 173 |
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| 174 | struct PvsCache {
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| 175 | PvsCache():mViewCell(NULL) {}
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| 176 | Reset() { mViewCell = NULL; mPvs.Clear(); }
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| 177 | ViewCell *mViewCell;
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| 178 | ObjectPvs mPvs;
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| 179 | };
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| 180 |
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[1387] | 181 | class QtGlRendererWidget : public QGLWidget, public GlRendererWidget
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| 182 | {
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| 183 | Q_OBJECT
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| 184 | public:
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| 185 |
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| 186 | // point of the last mouse click used for movement in the scene
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| 187 | Vector3 mousePoint;
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| 188 |
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| 189 | bool mTopView;
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| 190 | bool mRenderViewCells;
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| 191 | bool mCutViewCells;
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| 192 | bool mCutScene;
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| 193 | bool mRenderErrors;
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| 194 | bool mRenderFilter;
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[1594] | 195 | bool mRenderVisibilityEstimates;
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[1387] | 196 | bool mUseFilter;
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| 197 | bool mUseSpatialFilter;
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| 198 | bool mShowRenderCost;
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[1581] | 199 | bool mShowRays;
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| 200 |
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[1387] | 201 | bool mShowPvsSizes;
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| 202 | float mSpatialFilterSize;
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| 203 |
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| 204 | Plane3 mSceneCutPlane;
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| 205 | float mTopDistance;
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| 206 |
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| 207 | // some statistics
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| 208 | int mPvsSize;
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| 209 | float mRenderError;
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[1694] | 210 | float mTransferFunction;
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[1387] | 211 |
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[1581] | 212 | float mManipulatorLastQuat[4];
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| 213 | float mManipulatorScale;
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[1743] | 214 | PvsCache mPvsCache;
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[1581] | 215 |
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[1387] | 216 | QtRendererControlWidget *mControlWidget;
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[1613] | 217 |
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| 218 | QtPreprocessorThread *mPreprocessorThread;
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[1387] | 219 |
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| 220 | QtGlRendererWidget(SceneGraph *sceneGraph,
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| 221 | ViewCellsManager *viewcells,
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| 222 | KdTree *tree,
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| 223 | QWidget * parent = 0, const QGLWidget * shareWidget = 0, Qt::WFlags f = 0
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| 224 | );
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| 225 |
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| 226 | QtGlRendererWidget() {};
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| 227 |
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[1613] | 228 | void SetThread(QtPreprocessorThread *t) {
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| 229 | mPreprocessorThread = t;
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| 230 | }
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[1584] | 231 | void
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| 232 | RenderRenderCost();
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| 233 |
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[1387] | 234 | virtual void SetupCamera();
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[1581] | 235 | // setup a transformation for manipulator
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| 236 | void
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| 237 | SetupManipulator();
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[1387] | 238 |
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| 239 | void initializeGL() {
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| 240 | InitGL();
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| 241 | }
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| 242 | void resizeGL(int w, int h);
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| 243 | void paintGL();
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| 244 | void timerEvent(QTimerEvent *) {
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| 245 | update();
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| 246 | }
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| 247 |
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| 248 | void mousePressEvent(QMouseEvent *);
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| 249 | void mouseReleaseEvent(QMouseEvent *);
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| 250 | void mouseMoveEvent(QMouseEvent *);
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| 251 |
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| 252 | void keyPressEvent ( QKeyEvent * e ) ;
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| 253 |
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| 254 | void
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| 255 | RenderPvs();
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| 256 |
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| 257 | float
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| 258 | RenderErrors();
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| 259 | void
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| 260 | RenderInfo();
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| 261 |
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| 262 | virtual int GetWidth() const { return width(); }
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| 263 | virtual int GetHeight() const { return height(); }
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| 264 |
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[1581] | 265 | // virtual void
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| 266 | // SetupProjection(const int w, const int h, const float angle = 70.0f);
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[1387] | 267 |
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[1581] | 268 | virtual void
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| 269 | SetupCameraProjection(const int w, const int h, const float angle = 70.0f);
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| 270 |
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| 271 | virtual void
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| 272 | SetupManipulatorProjection(const int w, const int h, const float angle = 70.0f);
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| 273 |
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[1387] | 274 | void
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| 275 | RenderViewCells();
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| 276 |
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| 277 |
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| 278 | virtual void Show() {
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| 279 | show();
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| 280 | }
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| 281 |
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| 282 | public slots:
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| 283 |
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[1613] | 284 | void UpdateAllPvs();
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| 285 | void ComputeVisibility();
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| 286 | void StopComputation();
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| 287 |
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[1387] | 288 | void SetRenderErrors(bool b) {
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| 289 | mRenderErrors = b;
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| 290 | updateGL();
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| 291 | }
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| 292 |
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[1594] | 293 | void SetRenderBoxes(bool b) {
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| 294 | mRenderBoxes = b;
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| 295 | updateGL();
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| 296 | }
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| 297 |
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[1387] | 298 | void SetRenderFilter(bool b) {
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| 299 | mRenderFilter = b;
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| 300 | updateGL();
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| 301 | }
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| 302 |
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[1594] | 303 | void SetRenderVisibilityEstimates(bool b) {
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| 304 | mRenderVisibilityEstimates = b;
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| 305 | updateGL();
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| 306 | }
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| 307 |
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[1387] | 308 | void SetUseFilter(bool b) {
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| 309 | mUseFilter = b;
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[1743] | 310 | mPvsCache.Reset();
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[1387] | 311 | updateGL();
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| 312 | }
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| 313 |
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| 314 | void SetUseSpatialFilter(bool b) {
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| 315 | mUseSpatialFilter = b;
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[1743] | 316 | mPvsCache.Reset();
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[1387] | 317 | updateGL();
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| 318 | }
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| 319 |
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| 320 |
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| 321 | void
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| 322 | SetViewCellGranularity(int number);
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[1694] | 323 |
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[1387] | 324 | void
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[1694] | 325 | SetTransferFunction(int number) {
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| 326 | mTransferFunction = number/1000.0f;
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| 327 | updateGL();
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| 328 | }
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| 329 |
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| 330 | void
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[1387] | 331 | SetVisibilityFilterSize(int number);
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| 332 |
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| 333 | void
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| 334 | SetSpatialFilterSize(int number);
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| 335 |
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| 336 | void
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| 337 | SetSceneCut(int cut);
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| 338 |
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| 339 | void
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| 340 | SetTopDistance(int dist);
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| 341 |
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| 342 | void SetShowViewCells(bool b) {
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| 343 | mRenderViewCells = b;
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| 344 | updateGL();
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| 345 | }
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| 346 |
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[1581] | 347 | void SetShowRays(bool b) {
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| 348 | mShowRays = b;
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| 349 | updateGL();
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| 350 | }
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| 351 |
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[1387] | 352 | void SetShowRenderCost(bool b) {
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| 353 | mShowRenderCost = b;
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| 354 | updateGL();
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| 355 | }
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| 356 |
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| 357 | void SetShowPvsSizes(bool b) {
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| 358 | mShowPvsSizes = b;
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| 359 | updateGL();
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| 360 | }
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| 361 |
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| 362 | void SetTopView(bool b) {
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| 363 | mTopView = b;
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| 364 | updateGL();
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| 365 | }
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| 366 |
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| 367 | void SetCutViewCells(bool b) {
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| 368 | mCutViewCells = b;
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| 369 | updateGL();
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| 370 | }
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| 371 | void SetCutScene(bool b) {
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| 372 | mCutScene = b;
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| 373 | updateGL();
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| 374 | }
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| 375 |
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| 376 |
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| 377 | };
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| 378 |
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| 379 |
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| 380 | class QtGlDebuggerWidget : public QGLWidget
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| 381 | {
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| 382 | Q_OBJECT
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| 383 | public:
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| 384 | QtGlDebuggerWidget(QtGlRendererBuffer *buf, QWidget *parent = NULL);
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| 385 | ~QtGlDebuggerWidget();
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| 386 | void initializeGL();
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| 387 | void resizeGL(int w, int h);
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| 388 | void paintGL();
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| 389 | void timerEvent(QTimerEvent *) { update(); }
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| 390 | void mousePressEvent(QMouseEvent *) { killTimer(timerId); }
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| 391 | void mouseReleaseEvent(QMouseEvent *) { timerId = startTimer(20); }
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| 392 |
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| 393 | void initCommon();
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| 394 | void initPbuffer();
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| 395 |
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| 396 |
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| 397 | QtGlRendererBuffer *mRenderBuffer;
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| 398 |
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| 399 | Beam mBeam;
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| 400 | int mSamples;
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| 401 | Intersectable *mSourceObject;
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| 402 |
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| 403 | private:
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| 404 | GLuint dynamicTexture;
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| 405 | int timerId;
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| 406 | };
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| 407 |
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| 408 | extern QtGlDebuggerWidget *debuggerWidget;
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| 409 |
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| 410 | };
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| 411 |
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| 412 | #endif
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| 413 |
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