1 | /**
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2 | \file
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3 | TestCullingTerrainApplication.h
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4 | */
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5 | #include "CEGUIForwardRefs.h"
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6 | #include "ExampleApplication.h"
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7 | #include "TerrainContentGenerator.h"
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8 | #include "VisibilityEnvironment.h"
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9 | #include <OgreRenderTargetListener.h>
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10 |
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11 |
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12 | Real timeDelay = 0;
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13 | #define KEY_PRESSED(_key,_timeDelay, _macro) \
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14 | { \
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15 | if (mInputDevice->isKeyDown(_key) && timeDelay <= 0) \
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16 | { \
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17 | timeDelay = _timeDelay; \
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18 | _macro ; \
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19 | } \
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20 | }
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21 |
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22 | String mCurrentAlgorithmCaptions[GtpVisibility::VisibilityEnvironment::NUM_CULLING_MANAGERS] =
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23 | {
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24 | "View Frustum Culling",
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25 | "Stop and Wait Culling",
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26 | "Coherent Hierarchical Culling"
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27 | };
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28 |
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29 | class VisualizationRenderTargetListener: public RenderTargetListener
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30 | {
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31 | public:
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32 | VisualizationRenderTargetListener(SceneManager *sceneMgr);
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33 |
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34 | protected:
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35 | void preViewportUpdate (const RenderTargetViewportEvent &evt);
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36 | void postRenderTargetUpdate (const RenderTargetEvent &evt);
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37 |
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38 | SceneManager *mSceneMgr;
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39 | };
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40 |
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41 | class MouseQueryListener : public ExampleFrameListener, public MouseListener, public MouseMotionListener
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42 | {
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43 | public:
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44 |
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45 | MouseQueryListener(RenderWindow* win, Camera* cam, SceneManager *sceneManager,
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46 | CEGUI::Renderer *renderer, TerrainContentGenerator *contentGenerator, Camera *vizCamera,
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47 | SceneNode *camNode);
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48 |
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49 | ~MouseQueryListener();
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50 |
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51 | bool frameStarted(const FrameEvent& evt);
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52 | bool frameEnded(const FrameEvent& evt);
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53 | bool processUnbufferedKeyInput(const FrameEvent& evt);
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54 |
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55 |
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56 | /* MouseListener callbacks. */
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57 | virtual void mouseClicked(MouseEvent* e) { }
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58 | virtual void mouseEntered(MouseEvent* e) { }
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59 | virtual void mouseExited(MouseEvent* e) { }
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60 |
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61 | // This is when the mouse button goes DOWN.
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62 | virtual void mousePressed(MouseEvent* e);
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63 |
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64 | // This is when the mouse button is let UP.
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65 | virtual void mouseReleased(MouseEvent* e);
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66 |
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67 | /* MouseMotionListener callbacks */
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68 | virtual void mouseMoved (MouseEvent *e);
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69 |
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70 | // This is when the mouse is clicked, held and dragged.
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71 | virtual void mouseDragged (MouseEvent *e);
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72 |
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73 | void keyPressed(KeyEvent* e);
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74 |
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75 | void keyReleased(KeyEvent* e);
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76 | void keyClicked(KeyEvent* e);
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77 |
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78 | void nextAlgorithm();
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79 | void setAlgorithm(int algorithm);
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80 | void changeThreshold(int incr);
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81 | void updateStats();
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82 | void toggleUseOptimization();
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83 | void toggleShowOctree();
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84 | void toggleUseVisibilityCulling();
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85 | void toggleShowViz();
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86 | void toggleRenderNodesForViz();
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87 | void zoomVizCamera(int zoom);
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88 | void moveCamera();
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89 |
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90 |
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91 | protected:
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92 | void Clamp2Terrain();
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93 |
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94 | bool NextLocation();
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95 |
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96 | bool mLMouseDown, mRMouseDown; // True if the mouse buttons are down
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97 | SceneManager *mSceneMgr; // A pointer to the scene manager
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98 |
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99 | CEGUI::Renderer *mGUIRenderer; // cegui renderer
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100 |
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101 | bool mShutdownRequested;
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102 | int mCurrentAlgorithm;
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103 | int mVisibilityThreshold;
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104 |
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105 | OverlayElement *mAlgorithmInfo;
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106 | OverlayElement *mThresholdInfo;
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107 | OverlayElement *mFrustumCulledNodesInfo;
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108 | OverlayElement *mQueryCulledNodesInfo;
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109 | OverlayElement *mTraversedNodesInfo;
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110 | OverlayElement *mHierarchyNodesInfo;
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111 | OverlayElement *mUseOptimizationInfo;
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112 | OverlayElement *mRenderedNodesInfo;
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113 | OverlayElement *mObjectsInfo;
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114 | OverlayElement *mQueriesIssuedInfo;
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115 |
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116 | SceneNode *mCurrentObject; // The newly created object
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117 | int mCount; // The number of robots on the screen
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118 |
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119 | RayQueryExecutor *mRayQueryExecutor;
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120 | TerrainContentGenerator *mTerrainContentGenerator;
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121 |
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122 | bool mUseOptimization;
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123 | bool mShowOctree;
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124 | bool mUseVisibilityCulling;
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125 | bool mShowVisualization;
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126 | bool mRenderNodesForViz;
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127 | bool mCullCamera;
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128 |
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129 | Real mVizCameraHeight;
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130 |
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131 | Camera *mVizCamera;
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132 | SceneNode *mCamNode;
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133 | Real mWalkSpeed;
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134 | Real mDistance;
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135 | Vector3 mDestination;
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136 | Vector3 mDirection;
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137 |
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138 | std::deque<Vector3> mWalkList; // The list of points we are walking to
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139 | };
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140 |
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141 |
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142 | class TestCullingTerrainApplication : public ExampleApplication
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143 | {
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144 | public:
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145 | ~TestCullingTerrainApplication();
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146 |
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147 | protected:
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148 | //-- inherited from ExampleApplication
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149 | bool setup();
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150 | void createScene();
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151 | void createFrameListener();
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152 | void createCamera();
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153 | //void createViewports();
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154 |
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155 | virtual void createRenderTargetListener();
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156 |
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157 | /** cegui setup */
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158 | void setupGui();
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159 |
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160 | CEGUI::OgreCEGUIRenderer *mGUIRenderer;
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161 | CEGUI::System *mGUISystem;
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162 |
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163 | Vector3 mMinTranslation;
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164 | Vector3 mMaxTranslation;
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165 |
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166 | Vector3 mMinAngle;
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167 | Vector3 mMaxAngle;
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168 |
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169 | TerrainContentGenerator *mTerrainContentGenerator;
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170 |
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171 | Camera *mVizCamera;
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172 | SceneNode *mCamNode;
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173 | VisualizationRenderTargetListener *mRenderTargetListener;
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174 |
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175 | private:
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176 | void chooseSceneManager(void);
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177 | }; |
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