1 //////////////////////////////////////////////////////////////////////////////// 2 // Scorched3D (c) 2000-2011 3 // 4 // This file is part of Scorched3D. 5 // 6 // Scorched3D is free software; you can redistribute it and/or modify 7 // it under the terms of the GNU General Public License as published by 8 // the Free Software Foundation; either version 2 of the License, or 9 // (at your option) any later version. 10 // 11 // Scorched3D is distributed in the hope that it will be useful, 12 // but WITHOUT ANY WARRANTY; without even the implied warranty of 13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 // GNU General Public License for more details. 15 // 16 // You should have received a copy of the GNU General Public License along 17 // with this program; if not, write to the Free Software Foundation, Inc., 18 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 19 //////////////////////////////////////////////////////////////////////////////// 20 21 #if !defined(__INCLUDE_ParticleEngineh_INCLUDE__) 22 #define __INCLUDE_ParticleEngineh_INCLUDE__ 23 24 #include <graph/Particle.h> 25 #include <engine/GameStateI.h> 26 27 class GLCamera; 28 class ParticleEngine : public GameStateI 29 { 30 public: 31 ParticleEngine(GLCamera *camera, unsigned int maxParticles); 32 virtual ~ParticleEngine(); 33 34 void setMaxParticles(unsigned int maxParticles); 35 unsigned int getMaxParticles(); 36 unsigned int getParticlesOnScreen(); getCamera()37 GLCamera *getCamera() { return camera_; } setAllowSorting(bool sorting)38 void setAllowSorting(bool sorting) { allowSorting_ = sorting; } 39 40 void killAll(); 41 42 Particle *getNextAliveParticle(unsigned int type); 43 setFast(float speedMult)44 static void setFast(float speedMult) { speed_ = speedMult; } getFast()45 static float getFast() { return speed_; } 46 47 // Inherited from GameStateI 48 virtual void draw(const unsigned state); 49 virtual void simulate(const unsigned int state, float simTime); 50 51 protected: 52 Particle *particles_; 53 Particle **usedParticles_; 54 Particle **freeParticles_; 55 GLCamera *camera_; 56 57 float totalTime_; 58 unsigned int maxParticles_; 59 unsigned int particlesOnScreen_; 60 bool allowSorting_; 61 62 static float speed_; 63 64 void normalizedSimulate(float time); 65 66 }; 67 68 #endif // __INCLUDE_ParticleEngineh_INCLUDE__ 69