[2221] | 1 | |
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| 2 | /////////////////////////////////////////////////////////////////////////// |
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| 3 | // |
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| 4 | // Realistic rain real-time simulation program |
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| 5 | // |
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| 6 | // Pierre Rousseau |
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| 7 | // |
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| 8 | /////////////////////////////////////////////////////////////////////////// |
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| 9 | // |
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| 10 | // Main camera, and external events (mouse/keyboard) handling |
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| 11 | // |
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| 12 | /////////////////////////////////////////////////////////////////////////// |
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| 13 | |
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| 14 | |
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| 15 | |
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| 16 | #ifndef __RAIN_FRAME_LISTENER__ |
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| 17 | #define __RAIN_FRAME_LISTENER__ |
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| 18 | |
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| 19 | #include "CommonRain.h" |
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| 20 | #include "RainCloseDropsParticles.h" |
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| 21 | #include <ExampleFrameListener.h> |
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| 22 | |
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| 23 | |
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| 24 | |
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| 25 | |
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| 26 | /** RainFrameListener class |
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| 27 | * processes keyboard and mouse events, |
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| 28 | * and performs all computations needed for each frame |
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| 29 | */ |
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| 30 | class RainFrameListener : public ExampleFrameListener |
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| 31 | { |
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| 32 | private: |
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| 33 | |
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| 34 | SceneNode *mViewNode, *mCameraNode; |
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| 35 | Real timer; |
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| 36 | CloseDropsParticles *mRainSystem; |
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| 37 | |
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| 38 | public: |
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| 39 | |
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| 40 | /** |
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| 41 | ** standard constructor |
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| 42 | ** - the renderWindow and camera are needed for reglar initialization of the frame listener |
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| 43 | ** - view node will only be translated (position of the observer and particle system) |
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| 44 | ** - cameranode, which must be attached to viewNode, will be rotated to look in any direction |
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| 45 | ** - syst is the particle system itself, which will need to be updated with user input, time since last frame... |
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| 46 | */ |
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| 47 | RainFrameListener(RenderWindow* win, Camera* cam, SceneNode* ViewNode, SceneNode* CameraNode, CloseDropsParticles *syst); |
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| 48 | |
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| 49 | /** |
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| 50 | ** this function is called just before a frame gets rendered |
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| 51 | ** Contains reactions to user input (keyboard, mouse), and calls for particle system update |
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| 52 | */ |
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| 53 | bool frameStarted(const FrameEvent& evt); |
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| 54 | |
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| 55 | /** |
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| 56 | ** this function is called just after a frame gets rendered |
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| 57 | */ |
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| 58 | bool frameEnded(const FrameEvent& evt); |
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| 59 | |
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| 60 | protected: |
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| 61 | /** |
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| 62 | ** function to update the text of the overlay with fps stats |
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| 63 | */ |
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| 64 | void updateStats(void); |
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| 65 | |
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| 66 | /** |
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| 67 | ** function to set a specific text on the stats overlay |
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| 68 | */ |
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| 69 | void displayMessage(String text); |
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| 70 | }; |
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| 71 | |
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| 72 | |
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| 73 | |
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| 74 | |
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| 75 | #endif //__RAIN_FRAME_LISTENER__ |
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