[3140] | 1 | /* |
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| 2 | orxonox - the future of 3D-vertical-scrollers |
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| 3 | |
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| 4 | Copyright (C) 2004 orx |
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| 5 | |
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| 6 | This program is free software; you can redistribute it and/or modify |
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| 7 | it under the terms of the GNU General Public License as published by |
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| 8 | the Free Software Foundation; either version 2, or (at your option) |
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| 9 | any later version. |
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| 10 | |
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| 11 | ### File Specific: |
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| 12 | main-programmer: Benjamin Grauer |
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| 13 | co-programmer: ... |
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| 14 | */ |
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| 15 | |
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[2931] | 16 | #include "framework.h" |
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[3427] | 17 | |
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[4293] | 18 | #include "physics_engine.h" |
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| 19 | #include "particle_engine.h" |
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[3427] | 20 | |
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[4294] | 21 | #include "p_node.h" |
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| 22 | #include "null_parent.h" |
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| 23 | #include "state.h" |
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[4272] | 24 | #include "debug.h" |
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| 25 | #include "graphics_engine.h" |
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[4300] | 26 | #include "light.h" |
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[4295] | 27 | #include "resource_manager.h" |
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[4297] | 28 | #include "camera.h" |
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[3657] | 29 | |
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[3398] | 30 | int verbose; |
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[4293] | 31 | |
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[4305] | 32 | void Framework::initModule() |
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| 33 | { |
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| 34 | // Creating a Test Particle System |
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| 35 | ParticleSystem* system = new ParticleSystem(100000, PARTICLE_SPRITE); |
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| 36 | system->setLifeSpan(5); |
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| 37 | system->setConserve(.99); |
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| 38 | system->setRadius(4, 3, 1, 2); |
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| 39 | system->setColor(.5,0,0,.5, 1,1,0,1, 0,0,0,0); |
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| 40 | |
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| 41 | // Creating a Test Particle Emitter |
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| 42 | ParticleEmitter* emitter = new ParticleEmitter(Vector(0 , 1, 0), M_PI_4, 20, .1); |
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| 43 | emitter->setType(EMITTER_DOT ); |
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| 44 | emitter->setSize(0); |
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| 45 | emitter->setRelCoor(Vector(0,0,0)); |
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| 46 | |
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| 47 | // Add the Flow from the Emitter into the System |
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| 48 | ParticleEngine::getInstance()->addConnection(emitter, system); |
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| 49 | } |
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| 50 | |
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[4297] | 51 | bool Framework::mainLoop() |
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[2748] | 52 | { |
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[4293] | 53 | while(true) |
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| 54 | { |
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[4297] | 55 | // keyhandler returns false if sdl gets quit by some event |
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[4303] | 56 | if (!this->keyHandler()) |
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[4293] | 57 | return false; |
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[2939] | 58 | |
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[4297] | 59 | // tick the scene |
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[4303] | 60 | float dt = this->tick(); |
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[4297] | 61 | |
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[4293] | 62 | // Draw the scene |
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[4303] | 63 | this->draw(dt); |
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[4293] | 64 | } |
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| 65 | } |
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| 66 | |
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| 67 | |
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[4297] | 68 | bool Framework::draw(float dt) |
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[4293] | 69 | { |
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[2748] | 70 | glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT | GL_STENCIL_BUFFER_BIT); |
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| 71 | glLoadIdentity(); // Reset the view |
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| 72 | |
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[4294] | 73 | ParticleEngine::getInstance()->draw(dt); |
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[4297] | 74 | |
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| 75 | camera->apply(); |
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[4294] | 76 | |
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[2748] | 77 | SDL_GL_SwapBuffers(); // Swap the buffers |
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| 78 | } |
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[4300] | 79 | |
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| 80 | |
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[4297] | 81 | float Framework::tick() |
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[2748] | 82 | { |
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[4293] | 83 | currFrame = SDL_GetTicks(); |
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[4300] | 84 | float dt = (float)(currFrame - lastFrame) / 1000.0; |
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| 85 | lastFrame = currFrame; |
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[3398] | 86 | |
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[4293] | 87 | ParticleEngine::getInstance()->tick(dt); |
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[2963] | 88 | |
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[4294] | 89 | NullParent::getInstance()->update(dt); |
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| 90 | return dt; |
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[4293] | 91 | } |
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[2952] | 92 | |
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[2931] | 93 | |
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[4297] | 94 | bool Framework::keyHandler() |
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[4293] | 95 | { |
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[2748] | 96 | // This is the main loop for the entire program and it will run until done==TRUE |
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| 97 | { |
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| 98 | // And poll for events |
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| 99 | SDL_Event event; |
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[4305] | 100 | while(SDL_PollEvent(&event)) |
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[4303] | 101 | { |
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[2748] | 102 | switch (event.type) { |
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[2931] | 103 | case SDL_MOUSEMOTION: |
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[4306] | 104 | { |
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| 105 | Vector view = camera->getTarget()->getAbsCoor() - camera->getAbsCoor(); |
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| 106 | Vector up = Vector(0, 1, 0); |
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| 107 | up = camera->getAbsDir().apply(up); |
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| 108 | Vector h = up.cross(view); |
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| 109 | Vector v = h.cross(view); |
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| 110 | h.normalize(); |
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| 111 | v.normalize(); |
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| 112 | |
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| 113 | if (mouseDown[1]) |
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| 114 | camera->setRelCoor(camera->getRelCoor()+ h * event.motion.xrel *.05 - v * event.motion.yrel * .05); |
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| 115 | if (mouseDown[3]) |
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| 116 | camera->getTarget()->setRelCoor(camera->getTarget()->getRelCoor()+ h * event.motion.xrel *.05 - v * event.motion.yrel * .05); |
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[4300] | 117 | |
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[4306] | 118 | } |
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[2931] | 119 | break; |
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| 120 | case SDL_MOUSEBUTTONDOWN: |
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[4306] | 121 | switch (event.button.button) |
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[2933] | 122 | { |
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[4306] | 123 | case 4: |
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[3656] | 124 | PRINTF(4)("MouseWheel up\n"); |
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[4306] | 125 | //zoomTo *= .5; |
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| 126 | break; |
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| 127 | case 5: |
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[3656] | 128 | PRINTF(4)("MouseWheel down\n"); |
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[4306] | 129 | //zoomTo *= 2.0; |
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| 130 | break; |
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| 131 | case 1: |
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| 132 | case 2: |
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| 133 | case 3: |
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| 134 | mouseDown[event.button.button] = true; |
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| 135 | break; |
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[2933] | 136 | } |
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[2932] | 137 | |
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[2931] | 138 | break; |
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[2952] | 139 | case SDL_MOUSEBUTTONUP: |
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[4306] | 140 | switch (event.button.button) |
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| 141 | { |
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| 142 | case 1: |
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| 143 | case 2: |
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| 144 | case 3: |
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| 145 | mouseDown[event.button.button] = false; |
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| 146 | break; |
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| 147 | } |
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[2931] | 148 | break; |
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[4302] | 149 | case SDL_VIDEORESIZE: |
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| 150 | GraphicsEngine::getInstance()->resolutionChanged(&event.resize); |
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| 151 | break; |
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[3211] | 152 | case SDL_KEYDOWN: |
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| 153 | switch (event.key.keysym.sym) |
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| 154 | { |
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| 155 | case SDLK_x: |
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[4298] | 156 | |
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[3211] | 157 | break; |
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| 158 | case SDLK_c: |
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[4293] | 159 | |
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[3211] | 160 | break; |
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[4296] | 161 | case SDLK_i: |
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| 162 | ParticleEngine::getInstance()->debug(); |
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| 163 | break; |
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[3418] | 164 | case SDLK_a: |
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[4300] | 165 | //zoomTo /=2; |
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[3418] | 166 | break; |
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| 167 | case SDLK_z: |
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[4300] | 168 | //zoomTo *=2; |
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| 169 | break; |
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[4307] | 170 | case SDLK_h: |
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| 171 | this->printHelp(); |
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| 172 | break; |
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[4308] | 173 | |
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| 174 | case SDLK_1: |
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| 175 | break; |
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[3211] | 176 | } |
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| 177 | break; |
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[2952] | 178 | |
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[2748] | 179 | // If a quit event was recieved |
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[2863] | 180 | case SDL_QUIT: |
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| 181 | // then we're done and we'll end this program |
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[4293] | 182 | return false; |
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| 183 | break; |
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[2863] | 184 | default: |
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[4293] | 185 | break; |
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[2748] | 186 | } |
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[2952] | 187 | |
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[2748] | 188 | } |
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| 189 | |
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| 190 | // Get the state of the keyboard keys |
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| 191 | keys = SDL_GetKeyState(NULL); |
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| 192 | |
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| 193 | // and check if ESCAPE has been pressed. If so then quit |
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[4293] | 194 | if(keys[SDLK_ESCAPE]) return false; |
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[2748] | 195 | } |
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[4293] | 196 | return true; |
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| 197 | } |
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[2748] | 198 | |
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[4293] | 199 | |
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[4300] | 200 | Framework::Framework() |
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[4293] | 201 | { |
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[4304] | 202 | this->lastFrame = 0; |
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[4293] | 203 | // Create a new OpenGL window with the title "Cone3D Basecode" at |
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| 204 | // 640x480x32, fullscreen and check for errors along the way |
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| 205 | GraphicsEngine::getInstance(); |
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| 206 | |
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[4300] | 207 | LightManager::getInstance(); |
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| 208 | glEnable(GL_TEXTURE_2D); |
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[4293] | 209 | |
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| 210 | // Build the font from a TGA image font.tga in the data directory |
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| 211 | // Hide the mouse cursor |
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| 212 | SDL_ShowCursor(2); |
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| 213 | |
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[4306] | 214 | for (int i = 0; i <MOUSE_BUTTON_COUNT; i++) |
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| 215 | mouseDown[i] = false; |
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| 216 | |
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[4295] | 217 | ResourceManager::getInstance()->setDataDir(DATA_DIRECTORY); |
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[4294] | 218 | |
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| 219 | |
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[4305] | 220 | initModule(); |
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[4294] | 221 | |
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[4297] | 222 | camera = new Camera(); |
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[4294] | 223 | |
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[4305] | 224 | State::getInstance()->setCamera(camera, camera->getTarget()); |
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[4294] | 225 | |
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| 226 | camera->setAbsCoor(Vector(10, 10, 0)); |
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| 227 | |
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[4297] | 228 | } |
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| 229 | |
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| 230 | Framework::~Framework() |
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| 231 | { |
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| 232 | delete GraphicsEngine::getInstance(); |
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| 233 | |
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| 234 | } |
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| 235 | |
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[4307] | 236 | |
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| 237 | |
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| 238 | void Framework::printHelp(void) const |
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| 239 | { |
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| 240 | PRINT(0)("Help for the frameWork \n"); |
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| 241 | PRINT(0)("----------------------"); |
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| 242 | PRINT(0)("h - print Help\n"); |
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| 243 | PRINT(0)("i - state Information\n"); |
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| 244 | PRINT(0)("1,2 - increase/decrease emissionRate\n"); |
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| 245 | PRINT(0)("3,4 - increase/decrease emission velocity\n"); |
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| 246 | PRINT(0)("5,6 - increase/decrease spread angle\n"); |
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| 247 | PRINT(0)("\n"); |
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| 248 | PRINT(0)("7,8 - increase-decrease emitter-size\n"); |
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| 249 | PRINT(0)("9 - swap emitterType\n"); |
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| 250 | PRINT(0)("\n"); |
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| 251 | |
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| 252 | |
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| 253 | } |
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| 254 | |
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| 255 | |
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| 256 | |
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[4297] | 257 | int main(int argc, char *argv[]) |
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| 258 | { |
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| 259 | verbose = 3; |
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[4304] | 260 | Framework* framework = new Framework(); |
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[4297] | 261 | framework->mainLoop(); |
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| 262 | |
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| 263 | delete framework; |
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[2748] | 264 | // Kill the GL & SDL screens |
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| 265 | // And quit |
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| 266 | return 0; |
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| 267 | } |
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