1 | /* |
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2 | ----------------------------------------------------------------------------- |
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3 | This source file is part of OGRE |
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4 | (Object-oriented Graphics Rendering Engine) |
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5 | For the latest info, see http://www.ogre3d.org/ |
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6 | |
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7 | Copyright (c) 2000-2006 Torus Knot Software Ltd |
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8 | Also see acknowledgements in Readme.html |
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9 | |
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10 | You may use this sample code for anything you like, it is not covered by the |
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11 | LGPL like the rest of the engine. |
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12 | ----------------------------------------------------------------------------- |
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13 | */ |
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14 | #ifndef H_THINGRENDERABLE |
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15 | #define H_THINGRENDERABLE |
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16 | |
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17 | #include <OgrePrerequisites.h> |
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18 | #include <OgreSimpleRenderable.h> |
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19 | #include <OgreQuaternion.h> |
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20 | #include <OgreVector3.h> |
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21 | |
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22 | /** Quad fragments that rotate around origin (0,0,0) in a random orbit, always oriented to 0,0,0. |
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23 | @author W.J. van der Laan |
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24 | */ |
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25 | class ThingRenderable: public Ogre::SimpleRenderable { |
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26 | public: |
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27 | /** Create one this object. |
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28 | @param radius Radius of orbits |
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29 | @param count Number of quads |
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30 | @param qsize Size of quads |
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31 | */ |
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32 | ThingRenderable(float radius, size_t count, float qsize); |
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33 | ~ThingRenderable(); |
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34 | /** |
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35 | * Retrieves ratios of the origin-centered bounding sphere for this |
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36 | * object. |
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37 | */ |
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38 | Ogre::Real getBoundingRadius() const; |
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39 | /** |
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40 | * Returns the camera-relative squared depth of this renderable. |
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41 | */ |
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42 | Ogre::Real getSquaredViewDepth(const Ogre::Camera*) const; |
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43 | /** |
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44 | * Notify that t seconds have elapsed. |
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45 | */ |
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46 | void addTime(float t); |
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47 | protected: |
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48 | void initialise(); |
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49 | void fillBuffer(); |
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50 | |
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51 | Ogre::HardwareVertexBufferSharedPtr vbuf;// Our vertex buffer |
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52 | float mRadius; |
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53 | size_t mCount; |
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54 | float mQSize; |
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55 | std::vector <Ogre::Quaternion> things; |
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56 | std::vector <Ogre::Quaternion> orbits; |
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57 | }; |
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58 | |
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59 | #endif |
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