[4597] | 1 | /* |
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[1853] | 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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[1855] | 10 | |
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| 11 | ### File Specific: |
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[3925] | 12 | main-programmer: Benjamin Grauer |
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[1855] | 13 | co-programmer: ... |
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[1853] | 14 | */ |
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| 15 | |
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[5357] | 16 | #define DEBUG_SPECIAL_MODULE DEBUG_MODULE_GRAPHICS |
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[1853] | 17 | |
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[6623] | 18 | #include "spark_particles.h" |
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[1853] | 19 | |
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[7193] | 20 | #include "util/loading/load_param.h" |
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| 21 | #include "util/loading/factory.h" |
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[3942] | 22 | #include "material.h" |
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[4338] | 23 | #include "state.h" |
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[5446] | 24 | #include "shell_command.h" |
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[3930] | 25 | |
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[4338] | 26 | |
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[10114] | 27 | |
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| 28 | ObjectListDefinition(SparkParticles); |
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[9709] | 29 | CREATE_FACTORY(SparkParticles); |
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[6626] | 30 | |
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[3245] | 31 | /** |
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[4836] | 32 | * standard constructor |
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| 33 | * @param maxCount the Count of particles in the System |
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[6623] | 34 | * @param type The Type of the SparkParticles |
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[3245] | 35 | */ |
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[6623] | 36 | SparkParticles::SparkParticles (unsigned int maxCount) |
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| 37 | : ParticleSystem(maxCount) |
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[3365] | 38 | { |
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[4602] | 39 | this->init(); |
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[3365] | 40 | } |
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[1853] | 41 | |
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[4677] | 42 | /** |
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[5445] | 43 | * @brief creates a Particle System out of a XML-element |
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| 44 | * @param root: the XML-element to load from |
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[4677] | 45 | */ |
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[6623] | 46 | SparkParticles::SparkParticles(const TiXmlElement* root) |
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[4602] | 47 | { |
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| 48 | this->init(); |
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[4725] | 49 | |
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[6623] | 50 | if (root != NULL) |
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| 51 | this->loadParams(root); |
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[4602] | 52 | } |
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[1853] | 53 | |
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[3245] | 54 | /** |
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[4836] | 55 | * standard deconstructor |
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[3245] | 56 | */ |
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[6623] | 57 | SparkParticles::~SparkParticles() |
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[6653] | 58 | { } |
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[4123] | 59 | |
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[3945] | 60 | /** |
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[6623] | 61 | * @brief initializes the SparkParticles with default values |
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[4602] | 62 | */ |
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[6623] | 63 | void SparkParticles::init() |
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[4602] | 64 | { |
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[9686] | 65 | this->registerObject(this, SparkParticles::_objectList); |
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[4602] | 66 | } |
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| 67 | |
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| 68 | |
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| 69 | /** |
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| 70 | * loads Parameters from a TiXmlElement |
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| 71 | * @param root the XML-element to load from. |
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| 72 | */ |
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[6623] | 73 | void SparkParticles::loadParams(const TiXmlElement* root) |
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[4602] | 74 | { |
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[6623] | 75 | ParticleSystem::loadParams(root); |
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[4602] | 76 | } |
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[4727] | 77 | |
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[4478] | 78 | /** |
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[6621] | 79 | * @brief draws all the Particles of this System |
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| 80 | * |
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| 81 | * The Cases in this Function all do the same: |
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| 82 | * Drawing all the particles with the appropriate Type. |
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| 83 | * This is just the fastest Way to do this, but will most likely be changed in the future. |
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[4338] | 84 | */ |
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[6623] | 85 | void SparkParticles::draw() const |
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[4338] | 86 | { |
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| 87 | |
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[4176] | 88 | Particle* drawPart = particles; |
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[4597] | 89 | |
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[6621] | 90 | glDepthMask(GL_FALSE); |
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[6821] | 91 | glPushAttrib(GL_ENABLE_BIT); |
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[4338] | 92 | |
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[6623] | 93 | glDisable(GL_LIGHTING); |
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[6821] | 94 | glDisable(GL_TEXTURE_2D); |
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| 95 | |
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[6623] | 96 | glEnable(GL_LINE_SMOOTH); |
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| 97 | glEnable(GL_BLEND); |
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[6626] | 98 | glBlendFunc(GL_SRC_ALPHA, GL_DST_ALPHA); |
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[4863] | 99 | |
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[6821] | 100 | glLineWidth(2.0); |
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[6623] | 101 | glBegin(GL_LINES); |
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[6621] | 102 | while (likely(drawPart != NULL)) |
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| 103 | { |
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[6821] | 104 | // printf("%f %f %f %f\n", drawPart->color[0], drawPart->color[1], drawPart->color[2], drawPart->color[3]); |
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[6621] | 105 | glColor4fv(drawPart->color); |
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[6623] | 106 | glVertex3f(drawPart->position.x, drawPart->position.y, drawPart->position.z); |
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| 107 | glVertex3f(drawPart->position.x - drawPart->velocity.x * drawPart->radius, |
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| 108 | drawPart->position.y - drawPart->velocity.y * drawPart->radius, |
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| 109 | drawPart->position.z - drawPart->velocity.z * drawPart->radius); |
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[6621] | 110 | drawPart = drawPart->next; |
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[4663] | 111 | } |
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[6623] | 112 | glEnd(); |
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| 113 | |
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[6621] | 114 | glDepthMask(GL_TRUE); |
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[4176] | 115 | glPopAttrib(); |
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[3932] | 116 | } |
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