[2221] | 1 | |
---|
| 2 | /////////////////////////////////////////////////////////////////////////// |
---|
| 3 | // |
---|
| 4 | // Realistic rain real-time simulation program |
---|
| 5 | // |
---|
| 6 | // Pierre Rousseau |
---|
| 7 | // |
---|
| 8 | /////////////////////////////////////////////////////////////////////////// |
---|
| 9 | // |
---|
| 10 | // Light Handling |
---|
| 11 | // |
---|
| 12 | /////////////////////////////////////////////////////////////////////////// |
---|
| 13 | |
---|
| 14 | |
---|
| 15 | #ifndef __RAIN_LIGHT__ |
---|
| 16 | #define __RAIN_LIGHT__ |
---|
| 17 | |
---|
| 18 | |
---|
| 19 | |
---|
| 20 | #include "CommonRain.h" |
---|
| 21 | #include "ExampleApplication.h" |
---|
| 22 | #include <vector> |
---|
| 23 | |
---|
| 24 | |
---|
| 25 | |
---|
| 26 | |
---|
| 27 | /** RainLight class |
---|
| 28 | * enables a change of appearance of raindrops close to a light source |
---|
| 29 | */ |
---|
| 30 | class RainLight |
---|
| 31 | { |
---|
| 32 | private : |
---|
| 33 | SceneManager *mSceneMgr; |
---|
| 34 | SceneNode *mLightNode; |
---|
| 35 | SceneNode *mConeNode; |
---|
| 36 | BillboardSet *mBillboardSet; |
---|
| 37 | Billboard *mBillboard; |
---|
| 38 | |
---|
| 39 | ColourValue mColour; |
---|
| 40 | Vector3 mLightPos, mLightInitialPos, mLightDir; |
---|
| 41 | float mLightCutoff, mLightAttenuation; |
---|
| 42 | bool isAnimated; |
---|
| 43 | |
---|
| 44 | |
---|
| 45 | float stepH1, stepH2, stepH3, stepV1, stepV2; |
---|
| 46 | float h1, h2, h3; |
---|
| 47 | float v1, v2; |
---|
| 48 | |
---|
| 49 | public : |
---|
| 50 | /** Constructor for street light. Should not be called directly. Use RainLightManager->addStreetLight() instead.*/ |
---|
| 51 | RainLight(SceneManager *sceneMgr, int lightNumber = 0, ColourValue col = ColourValue::Red, Vector3 LightPos = Vector3(0, 0, 0), float LightAttenuation = 150); |
---|
| 52 | |
---|
| 53 | void animate(); |
---|
| 54 | |
---|
| 55 | ColourValue getColour() |
---|
| 56 | { |
---|
| 57 | return mColour; |
---|
| 58 | } |
---|
| 59 | |
---|
| 60 | Vector3 getPosition() |
---|
| 61 | { |
---|
| 62 | return mLightPos; |
---|
| 63 | } |
---|
| 64 | |
---|
| 65 | Vector3 getDirection() |
---|
| 66 | { |
---|
| 67 | return mLightDir; |
---|
| 68 | } |
---|
| 69 | |
---|
| 70 | float getCutoff() |
---|
| 71 | { |
---|
| 72 | return mLightCutoff; |
---|
| 73 | } |
---|
| 74 | |
---|
| 75 | float getAttenuation() |
---|
| 76 | { |
---|
| 77 | return mLightAttenuation; |
---|
| 78 | } |
---|
| 79 | |
---|
| 80 | bool getIsAnimated() |
---|
| 81 | { |
---|
| 82 | return isAnimated; |
---|
| 83 | } |
---|
| 84 | |
---|
| 85 | }; |
---|
| 86 | |
---|
| 87 | |
---|
| 88 | |
---|
| 89 | class RainLightManager |
---|
| 90 | { |
---|
| 91 | private : |
---|
| 92 | int lightCount; |
---|
| 93 | std::vector<RainLight *> lightVector; |
---|
| 94 | SceneManager *mSceneMgr; |
---|
| 95 | |
---|
| 96 | public : |
---|
| 97 | RainLightManager(SceneManager *sceneMgr); |
---|
| 98 | |
---|
| 99 | ~RainLightManager(); |
---|
| 100 | |
---|
| 101 | int getLightCount() |
---|
| 102 | { |
---|
| 103 | return lightCount; |
---|
| 104 | } |
---|
| 105 | |
---|
| 106 | void addStreetLight(ColourValue col = ColourValue::Red + ColourValue::Green + ColourValue::Blue, Vector3 LightPos = Vector3(0, 0, 0), float LightAttenuation = 150); |
---|
| 107 | |
---|
| 108 | /** defines the light information texture, used by the particles to get lighted */ |
---|
| 109 | void createLightInfoTexture(); |
---|
| 110 | |
---|
| 111 | void updateLightInfoTexture(); |
---|
| 112 | |
---|
| 113 | void updateLights(); |
---|
| 114 | |
---|
| 115 | void finalizeLights(); |
---|
| 116 | }; |
---|
| 117 | |
---|
| 118 | #endif // __RAIN_LIGHT__ |
---|
| 119 | |
---|