[8835] | 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: hdavid, amaechler |
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| 13 | */ |
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| 14 | |
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| 15 | #include "lightning_effect.h" |
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| 16 | |
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| 17 | #include "state.h" |
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| 18 | |
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| 19 | #include "util/loading/load_param.h" |
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| 20 | #include "util/loading/factory.h" |
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[9805] | 21 | #include "sound/resource_sound_buffer.h" |
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[8835] | 22 | |
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| 23 | #include "effects/billboard.h" |
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| 24 | |
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| 25 | #include "shell_command.h" |
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| 26 | #include "light.h" |
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[8911] | 27 | #include "cloud_effect.h" |
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[9112] | 28 | #include "script_class.h" |
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[9746] | 29 | #include "debug.h" |
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[8835] | 30 | |
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[9709] | 31 | |
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[10114] | 32 | ObjectListDefinition(LightningEffect); |
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| 33 | |
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[8835] | 34 | SHELL_COMMAND(activate, LightningEffect, activateLightning); |
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| 35 | SHELL_COMMAND(deactivate, LightningEffect, deactivateLightning); |
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| 36 | |
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[9757] | 37 | CREATE_SCRIPTABLE_CLASS(LightningEffect, |
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[9746] | 38 | addMethod("activate", Executor0<LightningEffect, lua_State*>(&LightningEffect::activate)) |
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| 39 | ->addMethod("deactivate", Executor0<LightningEffect, lua_State*>(&LightningEffect::deactivate)) |
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[9112] | 40 | ); |
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| 41 | |
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[9709] | 42 | CREATE_FACTORY(LightningEffect); |
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[8835] | 43 | |
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| 44 | LightningEffect::LightningEffect(const TiXmlElement* root) { |
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[9686] | 45 | this->registerObject(this, LightningEffect::_objectList); |
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[8835] | 46 | this->init(); |
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| 47 | |
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| 48 | if (root != NULL) |
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| 49 | this->loadParams(root); |
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| 50 | |
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| 51 | if(this->lightningActivate) |
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| 52 | this->activate(); |
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| 53 | } |
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| 54 | |
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| 55 | LightningEffect::~LightningEffect() { |
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| 56 | this->deactivate(); |
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| 57 | } |
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| 58 | |
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| 59 | void LightningEffect::loadParams(const TiXmlElement* root) { |
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| 60 | WeatherEffect::loadParams(root); |
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| 61 | |
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| 62 | LoadParam(root, "coord", this, LightningEffect, coord); |
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| 63 | LoadParam(root, "frequency", this, LightningEffect, setFlashFrequency); |
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| 64 | LoadParam(root, "const-time", this, LightningEffect, setFlashConstTime); |
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| 65 | LoadParam(root, "rising-time", this, LightningEffect, setFlashRisingTime); |
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| 66 | LoadParam(root, "size", this, LightningEffect, setFlashSize); |
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| 67 | LoadParam(root, "seed", this, LightningEffect, setFlashSeed); |
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| 68 | |
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| 69 | LOAD_PARAM_START_CYCLE(root, element); |
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| 70 | { |
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| 71 | LoadParam_CYCLE(element, "option", this, LightningEffect, setLightningOption); |
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| 72 | } |
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| 73 | LOAD_PARAM_END_CYCLE(element); |
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| 74 | } |
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| 75 | |
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| 76 | |
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| 77 | void LightningEffect::init() { |
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| 78 | //default values |
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| 79 | this->lightningActivate = false; |
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| 80 | |
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| 81 | this->flashFrequency = 4.0f; |
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| 82 | this->flashFrequencyBase = 4.0f; |
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| 83 | this->flashFrequencySeed = 2.0f; |
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| 84 | |
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| 85 | this->flashHoldTime = 0.1f; |
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| 86 | this->flashRisingTime = 0.03f; |
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| 87 | |
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| 88 | this->seedX = 500.f; |
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| 89 | this->seedZ = 1000.0f; |
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| 90 | |
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| 91 | this->width = 640.0f; |
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| 92 | this->height = 400.0f; |
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| 93 | this->seedWidth = 100.0f; |
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| 94 | this->seedHeight = 100.0f; |
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| 95 | |
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| 96 | this->lightningMove = false; |
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| 97 | |
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| 98 | this->mainPosX = 0; |
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| 99 | this->mainPosY = 100; |
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| 100 | this->mainPosZ = 5; |
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| 101 | |
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| 102 | this->time = 0.0; |
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| 103 | |
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| 104 | // initialize thunder billboard |
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| 105 | int i; |
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| 106 | for (i = 0; i < 4; i++) { |
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| 107 | this->thunderBolt[i] = new Billboard(NULL); |
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| 108 | this->thunderBolt[i]->setSize(this->width, this->height); |
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| 109 | this->thunderBolt[i]->setVisibiliy(false); |
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| 110 | } |
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| 111 | |
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[9235] | 112 | //should load both texture |
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[8835] | 113 | this->thunderTextureA = true; |
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| 114 | this->setTexture(); |
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[9235] | 115 | this->switchTexture(); |
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[8835] | 116 | |
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| 117 | if (this->lightningMove) { |
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| 118 | this->cameraCoor = State::getCameraNode()->getAbsCoor(); |
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| 119 | for (i = 0; i < 4; i++) |
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| 120 | this->thunderBolt[i]->setAbsCoor(this->cameraCoor.x + this->mainPosX, this->mainPosY, this->cameraCoor.z + this->mainPosZ); |
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| 121 | } else |
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| 122 | for (i = 0; i < 4; i++) |
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| 123 | this->thunderBolt[i]->setAbsCoor(this->mainPosX, this->mainPosY, this->mainPosZ); |
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| 124 | |
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| 125 | this->flashLight = new Light(); |
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| 126 | this->flashLight->setDiffuseColor(0,0,0); |
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| 127 | this->flashLight->setSpecularColor(0,0,0); |
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| 128 | |
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| 129 | //load sound |
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[9805] | 130 | this->thunderBuffer = OrxSound::ResourceSoundBuffer("sound/atmosphere/thunder.wav"); |
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[8835] | 131 | |
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| 132 | } |
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| 133 | |
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| 134 | void LightningEffect::coord(float x, float y, float z) { |
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| 135 | int i; |
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| 136 | |
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| 137 | if (this->lightningMove) { |
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| 138 | this->cameraCoor = State::getCameraNode()->getAbsCoor(); |
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| 139 | for (i = 0; i < 4; i++) |
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| 140 | this->thunderBolt[i]->setAbsCoor(this->cameraCoor.x+x, y, this->cameraCoor.z+z); |
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| 141 | } else |
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| 142 | for (i = 0; i < 4; i++) |
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| 143 | this->thunderBolt[i]->setAbsCoor(x, y, z); |
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| 144 | |
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| 145 | this->mainPosX = x; |
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| 146 | this->mainPosY = y; |
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| 147 | this->mainPosZ = z; |
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| 148 | } |
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| 149 | |
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| 150 | |
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| 151 | void LightningEffect::setFlashSize(float width, float height, float seedWidth, float seedHeight) { |
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| 152 | this->width = width; |
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| 153 | this->height = height; |
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| 154 | this->seedWidth = seedWidth; |
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| 155 | this->seedHeight = seedHeight; |
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| 156 | |
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| 157 | int i; |
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| 158 | for (i = 0; i < 4; i++) |
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| 159 | this->thunderBolt[i]->setSize(this->width, this->height); |
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| 160 | |
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| 161 | } |
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| 162 | |
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| 163 | |
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| 164 | void LightningEffect::activate() { |
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[8905] | 165 | PRINTF(3)( "Activating LightningEffect\n" ); |
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[8835] | 166 | this->lightningActivate = true; |
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| 167 | |
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| 168 | this->time = 0; |
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| 169 | } |
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| 170 | |
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| 171 | |
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| 172 | void LightningEffect::deactivate() { |
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[8905] | 173 | PRINTF(3)("Deactivating LightningEffect\n"); |
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[8835] | 174 | this->lightningActivate = false; |
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| 175 | |
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| 176 | int i; |
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| 177 | for (i = 0; i < 4; i++) |
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| 178 | this->thunderBolt[i]->setVisibiliy(false); |
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| 179 | |
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| 180 | } |
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| 181 | |
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| 182 | void LightningEffect::tick (float dt) { |
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| 183 | if(!lightningActivate) |
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| 184 | return; |
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| 185 | |
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| 186 | this->time += dt; |
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| 187 | |
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| 188 | float x; |
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| 189 | x = (float)rand()/(float)RAND_MAX; |
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| 190 | |
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| 191 | if( this->time > this->flashFrequency) { |
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| 192 | // Reset timer |
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| 193 | this->time = 0.0f; |
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| 194 | |
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| 195 | // Move thunderBolt to start position |
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| 196 | this->flashLight->setAbsCoor(this->thunderBolt[0]->getAbsCoor().x, this->thunderBolt[0]->getAbsCoor().y, this->thunderBolt[0]->getAbsCoor().z); |
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| 197 | |
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| 198 | // Start a flash & lightning cycle |
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| 199 | this->thunderBolt[0]->setVisibiliy(true); |
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| 200 | |
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| 201 | // Lighten up environment |
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| 202 | this->flashLight->setDiffuseColor(1,1,1); |
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| 203 | this->flashLight->setSpecularColor(1,1,1); |
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| 204 | |
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[8911] | 205 | |
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[8835] | 206 | // Play thunder sound |
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| 207 | this->soundSource.play(this->thunderBuffer); |
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| 208 | } |
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| 209 | |
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| 210 | if( this->thunderBolt[0]->isVisible() && this->time > this->flashRisingTime*1/3 ) { |
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| 211 | this->thunderBolt[0]->setVisibiliy(false); |
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| 212 | this->thunderBolt[1]->setVisibiliy(true); |
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| 213 | } else if( this->thunderBolt[1]->isVisible() && this->time > this->flashRisingTime*2/3 ) { |
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| 214 | this->thunderBolt[1]->setVisibiliy(false); |
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| 215 | this->thunderBolt[2]->setVisibiliy(true); |
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| 216 | |
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| 217 | } else if( this->thunderBolt[2]->isVisible() && this->time > this->flashRisingTime) { |
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| 218 | this->thunderBolt[2]->setVisibiliy(false); |
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| 219 | this->thunderBolt[3]->setVisibiliy(true); |
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| 220 | } |
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| 221 | |
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| 222 | if( this->thunderBolt[3]->isVisible() && this->time > this->flashHoldTime) { |
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| 223 | this->thunderBolt[3]->setVisibiliy(false); |
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[8911] | 224 | |
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[8835] | 225 | this->time = 0.0f; |
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| 226 | this->flashLight->setDiffuseColor(0,0,0); |
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| 227 | this->flashLight->setSpecularColor(0,0,0); |
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| 228 | |
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| 229 | this->newCoordinates(); |
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| 230 | } |
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| 231 | } |
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| 232 | |
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| 233 | void LightningEffect::newCoordinates() { |
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| 234 | |
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| 235 | float posX, posZ; |
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| 236 | |
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| 237 | if(this->lightningMove) { |
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| 238 | this->cameraCoor = State::getCameraNode()->getAbsCoor(); |
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| 239 | posX = this->mainPosX - this->seedX * (float)rand()/(float)RAND_MAX + this->cameraCoor.x; |
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| 240 | posZ = this->mainPosZ + this->seedZ * (float)rand()/(float)RAND_MAX + this->cameraCoor.z; |
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| 241 | } else { |
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| 242 | posX = this->mainPosX - this->seedX * (float)rand()/(float)RAND_MAX; |
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| 243 | posZ = this->mainPosZ + this->seedZ * (float)rand()/(float)RAND_MAX; |
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| 244 | } |
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| 245 | |
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| 246 | this->switchTexture(); |
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| 247 | |
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| 248 | int i; |
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| 249 | for (i = 0; i < 4; i++) |
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| 250 | this->thunderBolt[i]->setAbsCoor(posX, this->mainPosY, posZ); |
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| 251 | |
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| 252 | this->flashFrequency = this->flashFrequencyBase + this->flashFrequencySeed * (float)rand()/(float)RAND_MAX; |
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| 253 | |
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| 254 | float w = this->width + this->seedWidth * (float)rand()/(float)RAND_MAX; |
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| 255 | float h = this->height + this->seedHeight * (float)rand()/(float)RAND_MAX; |
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| 256 | |
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| 257 | for (i = 0; i < 4; i++) |
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| 258 | this->thunderBolt[i]->setSize(w, h); |
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| 259 | |
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| 260 | } |
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| 261 | |
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| 262 | void LightningEffect::setTexture() { |
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| 263 | |
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| 264 | if (this->thunderTextureA) { |
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[10317] | 265 | this->thunderBolt[0]->setTexture("textures/thunderbA1.png"); |
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| 266 | this->thunderBolt[1]->setTexture("textures/thunderbA2.png"); |
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| 267 | this->thunderBolt[2]->setTexture("textures/thunderbA3.png"); |
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| 268 | this->thunderBolt[3]->setTexture("textures/thunderbA4.png"); |
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[8835] | 269 | } |
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| 270 | else { |
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[10317] | 271 | this->thunderBolt[0]->setTexture("textures/thunderbB1.png"); |
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| 272 | this->thunderBolt[1]->setTexture("textures/thunderbB2.png"); |
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| 273 | this->thunderBolt[2]->setTexture("textures/thunderbB3.png"); |
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| 274 | this->thunderBolt[3]->setTexture("textures/thunderbB4.png"); |
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[8835] | 275 | } |
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| 276 | |
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| 277 | } |
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| 278 | |
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| 279 | void LightningEffect::switchTexture() { |
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| 280 | |
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| 281 | if (this->thunderTextureA) |
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| 282 | this->thunderTextureA = false; |
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| 283 | else |
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| 284 | this->thunderTextureA = true; |
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| 285 | |
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| 286 | this->setTexture(); |
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| 287 | |
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| 288 | } |
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