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: Filip Gospodinov |
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13 | co-programmer: |
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14 | */ |
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15 | #define DEBUG_SPECIAL_MODULE DEBUG_MODULE_WORLD_ENTITY |
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16 | |
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17 | #include "scrolling_screen.h" |
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18 | |
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19 | #include "util/loading/factory.h" |
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20 | #include "util/loading/load_param.h" |
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21 | |
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22 | #include "debug.h" |
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23 | #include "material.h" |
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24 | #include "state.h" |
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25 | #include "cameraman.h" |
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26 | #include "camera.h" |
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27 | |
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28 | ObjectListDefinition(ScrollingScreen); |
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29 | CREATE_FACTORY(ScrollingScreen); |
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30 | |
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31 | |
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32 | |
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33 | /** |
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34 | * |
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35 | */ |
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36 | ScrollingScreen::ScrollingScreen() |
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37 | { |
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38 | this->init(); |
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39 | } |
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40 | |
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41 | |
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42 | /** |
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43 | * |
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44 | */ |
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45 | ScrollingScreen::ScrollingScreen(const TiXmlElement* root) |
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46 | { |
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47 | this->init(); |
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48 | |
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49 | if( root != NULL) |
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50 | this->loadParams(root); |
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51 | } |
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52 | |
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53 | |
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54 | /** |
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55 | * |
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56 | */ |
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57 | ScrollingScreen::~ScrollingScreen() |
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58 | {} |
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59 | |
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60 | |
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61 | /** |
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62 | * |
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63 | */ |
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64 | void ScrollingScreen::init() |
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65 | { |
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66 | this->registerObject(this, ScrollingScreen::_objectList); |
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67 | this->toList(OM_COMMON); |
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68 | |
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69 | this->material = new Material(); |
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70 | this->material->setDiffuse(1,1,1); |
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71 | this->material->setBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); |
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72 | |
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73 | this->isTransparent = false; |
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74 | this->transparency = 1.0; |
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75 | this->offset = 0.0; |
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76 | |
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77 | this->xSize = 0.; |
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78 | this->ySize = 0.; |
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79 | this->mode = SCSC_VIEW; |
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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 | * loads the Settings of a MD2Creature from an XML-element. |
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85 | * @param root the XML-element to load the MD2Creature's properties from |
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86 | */ |
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87 | void ScrollingScreen::loadParams(const TiXmlElement* root) |
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88 | { |
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89 | WorldEntity::loadParams(root); |
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90 | |
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91 | LoadParam(root, "setSpeed", this, ScrollingScreen, setSpeed); |
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92 | |
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93 | LoadParam(root, "setHeight", this, ScrollingScreen, setViewHeight); |
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94 | |
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95 | LoadParam(root, "setSizeX", this, ScrollingScreen, setSizeX); |
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96 | LoadParam(root, "setSizeY", this, ScrollingScreen, setSizeY); |
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97 | |
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98 | LoadParam(root, "texture", this, ScrollingScreen, setTexture); |
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99 | } |
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100 | |
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101 | |
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102 | |
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103 | |
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104 | /** |
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105 | * sets the texture |
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106 | * @param texture name of tex |
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107 | */ |
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108 | void ScrollingScreen::setTexture(const std::string& texture) |
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109 | { |
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110 | this->material->setDiffuseMap(texture); |
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111 | |
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112 | Texture t = this->material->diffuseTexture(); |
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113 | this->ratio = t.getWidth() / t.getHeight(); |
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114 | } |
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115 | |
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116 | |
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117 | |
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118 | |
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119 | void ScrollingScreen::draw() const |
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120 | { |
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121 | |
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122 | if( this->mode == SCSC_FULL) |
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123 | this->drawFull(); |
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124 | else |
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125 | this->drawView(); |
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126 | } |
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127 | |
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128 | void ScrollingScreen::drawFull() const |
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129 | { |
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130 | glPushAttrib(GL_ENABLE_BIT); |
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131 | glDisable(GL_LIGHTING); |
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132 | glDisable(GL_FOG); |
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133 | glEnable(GL_BLEND); |
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134 | |
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135 | glMatrixMode(GL_MODELVIEW); |
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136 | glPushMatrix(); |
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137 | /* translate */ |
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138 | glTranslatef (this->getAbsCoor ().x, |
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139 | this->getAbsCoor ().y, |
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140 | this->getAbsCoor ().z); |
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141 | Vector tmpRot = this->getAbsDir().getSpacialAxis(); |
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142 | glRotatef (this->getAbsDir().getSpacialAxisAngle(), tmpRot.x, tmpRot.y, tmpRot.z ); |
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143 | |
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144 | this->material->select(); |
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145 | |
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146 | |
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147 | glBegin(GL_QUADS); |
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148 | |
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149 | // unten links |
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150 | glTexCoord2f(0., 1.); |
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151 | glVertex3f(0., -this->xSize*0.5, -this->ySize*0.5); |
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152 | |
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153 | // unten rechts |
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154 | glTexCoord2f(1., 1.); |
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155 | glVertex3f(0., -this->xSize*0.5, this->ySize*0.5); |
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156 | |
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157 | // oben rechts |
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158 | glTexCoord2f(1., 0.); |
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159 | glVertex3f(0., this->xSize*0.5, this->ySize*0.5); |
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160 | |
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161 | // oben links |
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162 | glTexCoord2f(0., 0.); |
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163 | glVertex3f(0., this->xSize*0.5, -this->ySize*0.5); |
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164 | |
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165 | glEnd(); |
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166 | |
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167 | glPopAttrib(); |
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168 | glPopMatrix(); |
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169 | } |
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170 | |
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171 | void ScrollingScreen::drawView() const |
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172 | { |
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173 | glPushAttrib(GL_ENABLE_BIT); |
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174 | glDisable(GL_LIGHTING); |
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175 | glDisable(GL_FOG); |
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176 | glEnable(GL_BLEND); |
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177 | |
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178 | glMatrixMode(GL_MODELVIEW); |
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179 | glPushMatrix(); |
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180 | /* translate */ |
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181 | glTranslatef (this->getAbsCoor ().x, |
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182 | this->getAbsCoor ().y, |
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183 | this->getAbsCoor ().z); |
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184 | Vector tmpRot = this->getAbsDir().getSpacialAxis(); |
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185 | glRotatef (this->getAbsDir().getSpacialAxisAngle(), tmpRot.x, tmpRot.y, tmpRot.z ); |
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186 | |
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187 | this->material->select(); |
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188 | |
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189 | float resize = (1. - (this->viewHeight + this->offset)); |
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190 | |
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191 | float x,y; |
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192 | if( this->xSize != 0.) |
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193 | { |
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194 | x = this->xSize; |
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195 | y = x * this->ratio; |
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196 | } |
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197 | else |
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198 | { |
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199 | y = this->ySize; |
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200 | x = y * this->ratio; |
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201 | } |
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202 | |
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203 | float dx; |
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204 | // we are above/below |
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205 | if( 1 - (offset + ratio) < 0) |
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206 | { |
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207 | |
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208 | } |
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209 | |
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210 | glBegin(GL_QUADS); |
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211 | // unten links |
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212 | glTexCoord2f(0., this->offset + ratio); |
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213 | glVertex3f(0., -x*0.5, -y*0.5); |
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214 | |
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215 | // unten rechts |
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216 | glTexCoord2f(1., this->offset + ratio); |
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217 | glVertex3f(0., -x*0.5, y*0.5); |
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218 | |
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219 | // oben rechts |
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220 | glTexCoord2f(1., this->offset); |
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221 | glVertex3f(0., x*0.5, y*0.5); |
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222 | |
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223 | // oben links |
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224 | glTexCoord2f(0., this->offset); |
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225 | glVertex3f(0., x*0.5, -y*0.5); |
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226 | |
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227 | glEnd(); |
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228 | |
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229 | glPopAttrib(); |
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230 | glPopMatrix(); |
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231 | } |
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232 | |
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233 | |
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234 | /** |
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235 | * |
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236 | */ |
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237 | void ScrollingScreen::tick (float time) |
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238 | { |
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239 | |
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240 | CameraMan* cm = State::getCameraman(); |
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241 | const Camera* cam = cm->getCurrentCam(); |
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242 | PNode* tar = cam->getTargetNode(); |
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243 | |
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244 | Vector dir = tar->getAbsCoor() - cam->getAbsCoor(); |
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245 | dir = dir.getNormalized(); |
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246 | |
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247 | float offset = 4.; |
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248 | |
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249 | this->setAbsCoor( cam->getAbsCoor() + dir * offset); |
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250 | |
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251 | |
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252 | Vector ddir = dir.cross( cam->getAbsDirV()); |
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253 | Quaternion q(ddir, cam->getAbsDirY()); |
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254 | this->setAbsDir( q); |
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255 | |
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256 | // scroll the texture |
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257 | this->offset += time * this->scrollingSpeed; |
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258 | if( this->offset > 1.|| this->offset < -1.) |
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259 | this->offset = 0.; |
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260 | |
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261 | /* PRINTF(0)("offset %f, offset: %f\n", this->offset, time * this->scrollingSpeed);*/ |
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262 | |
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263 | // if( this->getParent() != cam) |
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264 | // { |
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265 | // this->setParent( cam); |
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266 | // this->setRelCoor( 4.0, 0., 0.); |
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267 | // this->setRelDir(); |
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268 | // } |
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269 | |
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270 | |
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271 | } |
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272 | |
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273 | void ScrollingScreen::fadeIn(float speed) |
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274 | { |
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275 | |
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276 | } |
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277 | |
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278 | void ScrollingScreen::fadeOut(float speed) |
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279 | { |
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280 | |
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281 | } |
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