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 "volfog_effect.h" |
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16 | |
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17 | #include "util/loading/load_param.h" |
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18 | #include "util/loading/factory.h" |
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19 | |
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20 | #include "glincl.h" |
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21 | |
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22 | #include "shell_command.h" |
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23 | |
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24 | /*#define NUM_PANELS 6; |
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25 | |
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26 | typedef struct |
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27 | { |
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28 | float x; |
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29 | float y; |
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30 | float z; |
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31 | } world_vector; |
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32 | |
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33 | world_vector vertices[NUM_PANELS*4] = { |
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34 | {-50.0, -60.0, 0.0},{50.0, -60.0, 0.0},{50.0, 0.0, 0.0},{-50.0, 0.0, 0.0}, |
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35 | {-50.0, -60.0, 60.0},{-50.0, -60.0, 0.0},{-50.0, 0.0, 0.0},{-50.0, 0.0, 60.0}, |
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36 | {-50.0, -60.0, 20.0},{-50.0, -60.0, 60.0},{-50.0, 0.0, 60.0},{-50.0, 0.0, 20.0}, |
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37 | {50.0, -60.0, 0.0},{50.0, -60.0, 60.0},{50.0, 0.0, 60.0},{50.0, 0.0, 0.0}, |
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38 | {50.0, -60.0, 60.0},{50.0, -60.0, 20.0},{50.0, 0.0, 20.0},{50.0, 0.0, 60.0}, |
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39 | {-50.0, -60.0, 60.0},{50.0, -60.0, 60.0},{50.0, -60.0, 0.0},{-50.0, -60.0, 0.0} |
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40 | };*/ |
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41 | |
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42 | using namespace std; |
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43 | |
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44 | CREATE_FACTORY(VolFogEffect, CL_VOLFOG_EFFECT); |
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45 | |
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46 | VolFogEffect::VolFogEffect(const TiXmlElement* root) |
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47 | { |
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48 | this->setClassID(CL_VOLFOG_EFFECT, "VolFogEffect"); |
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49 | |
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50 | if (root != NULL) |
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51 | this->loadParams(root); |
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52 | |
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53 | this->activate(); |
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54 | } |
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55 | |
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56 | |
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57 | VolFogEffect::~VolFogEffect() |
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58 | { |
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59 | this->deactivate(); |
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60 | } |
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61 | |
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62 | |
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63 | void VolFogEffect::loadParams(const TiXmlElement* root) |
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64 | { |
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65 | WeatherEffect::loadParams(root); |
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66 | |
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67 | //LoadParam(root, "fog-altitude", this, VolFogEffect, setFogAltitude); |
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68 | //LoadParam(root, "fog-color", this, VolFogEffect, startFogColor); |
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69 | LoadParam(root, "test", this, VolFogEffect, test); |
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70 | } |
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71 | |
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72 | void VolFogEffect::test(int t) |
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73 | { |
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74 | PRINTF(0)("Test: %i\n", t); |
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75 | } |
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76 | |
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77 | bool VolFogEffect::init() |
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78 | { |
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79 | PRINTF(0)("Initalize VolFogEffect\n"); |
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80 | }; |
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81 | |
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82 | |
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83 | |
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84 | bool VolFogEffect::activate() |
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85 | { |
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86 | //PRINTF(0)( "Enabling Volumetric Fog Effect, altitude: %i, color %f, %f, %f\n", this->fogAltitude, this->colorVector.x, this->colorVector.y, this->colorVector.z); |
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87 | |
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88 | PRINTF(0)("Activate VolFogEffect\n"); |
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89 | } |
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90 | |
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91 | bool VolFogEffect::deactivate() |
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92 | { |
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93 | PRINTF(0)("Deactivate VolFogEffect\n"); |
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94 | } |
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95 | |
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96 | /* |
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97 | void VolFogEffect::setFogColor(int v) |
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98 | { |
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99 | float z; |
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100 | float f; |
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101 | |
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102 | z = 0.0 - vertices[v].y; |
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103 | f = (60.0 - z) / (60.0 - 0.0); |
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104 | glColor4f(this->colorVector.x, this->colorVector.y, this->colorVector.z, f); |
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105 | } |
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106 | */ |
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107 | |
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108 | /** |
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109 | * draws the effect, if needed |
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110 | */ |
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111 | void VolFogEffect::draw() const |
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112 | { |
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113 | |
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114 | /*int v; // store of next vertex ref |
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115 | int ref; |
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116 | |
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117 | PRINTF(0)("DRAW VolFogEffect\n"); |
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118 | |
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119 | for (ref=0; ref<NUM_PANELS; ref++) { |
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120 | |
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121 | // disable writes to z buffer (if fog area) |
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122 | glDepthMask(GL_FALSE); |
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123 | |
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124 | // restore z buffer writes, set blend params & disable texturing |
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125 | |
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126 | glDepthMask(GL_TRUE); |
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127 | glEnable(GL_BLEND); |
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128 | glBlendFunc(GL_ONE_MINUS_SRC_ALPHA, GL_SRC_ALPHA); |
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129 | glDisable(GL_TEXTURE_2D); |
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130 | |
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131 | // draw the fog panel |
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132 | |
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133 | v = ref * 4; |
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134 | glBegin(GL_QUADS); |
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135 | //this->setFogColor(v); |
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136 | glVertex3f(vertices[v].x, vertices[v].y, vertices[v].z); v++; |
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137 | //this->setFogColor(v); |
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138 | glVertex3f(vertices[v].x, vertices[v].y, vertices[v].z); v++; |
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139 | //this->setFogColor(v); |
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140 | glVertex3f(vertices[v].x, vertices[v].y, vertices[v].z); v++; |
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141 | //this->setFogColor(v); |
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142 | glVertex3f(vertices[v].x, vertices[v].y, vertices[v].z); |
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143 | glEnd(); |
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144 | |
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145 | // restore rendering state |
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146 | |
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147 | glEnable(GL_TEXTURE_2D); |
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148 | glDisable(GL_BLEND); |
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149 | }*/ |
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150 | } |
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151 | |
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152 | |
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153 | |
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154 | /** |
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155 | * ticks the effect if there is any time dependancy |
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156 | */ |
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157 | void VolFogEffect::tick(float dt) |
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158 | { |
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159 | } |
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