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2 | |
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3 | #include "BBCBillboardCloudUVMapper.h" |
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4 | #include "BBCBillboardCloud.h" |
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5 | #include "BBCEntityCluster.h" |
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6 | #include "BBCBillboardClusterData.h" |
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7 | |
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8 | namespace BBC { |
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9 | |
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10 | BillboardCloudUVMapper::BillboardCloudUVMapper() |
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11 | { |
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12 | } |
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13 | |
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14 | BillboardCloudUVMapper::~BillboardCloudUVMapper() |
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15 | { |
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16 | shutdown(); |
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17 | } |
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18 | |
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19 | void BillboardCloudUVMapper::initialize() |
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20 | { |
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21 | } |
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22 | |
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23 | void BillboardCloudUVMapper::shutdown() |
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24 | { |
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25 | while (getNumBsp() > 0) |
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26 | { |
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27 | removeBsp(getNumBsp()-1); |
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28 | } |
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29 | |
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30 | while (getNumClusterLists() > 0) |
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31 | { |
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32 | removeClusterList(getNumClusterLists()-1); |
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33 | } |
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34 | } |
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35 | |
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36 | unsigned int BillboardCloudUVMapper::getNumClusterLists() |
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37 | { |
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38 | return mClusterLists.size(); |
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39 | } |
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40 | |
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41 | unsigned int BillboardCloudUVMapper::getNumBsp() |
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42 | { |
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43 | return mBspList.size(); |
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44 | } |
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45 | |
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46 | void BillboardCloudUVMapper::addBsp(IMG::Bsp *bsp) |
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47 | { |
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48 | mBspList.push_back(bsp); |
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49 | } |
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50 | |
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51 | IMG::Bsp* BillboardCloudUVMapper::getBsp(unsigned int iBsp) |
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52 | { |
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53 | return mBspList[iBsp]; |
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54 | } |
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55 | |
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56 | void BillboardCloudUVMapper::removeBsp(unsigned int iBsp) |
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57 | { |
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58 | IMG::Bsp *bsp = mBspList[iBsp]; |
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59 | mBspList.erase(mBspList.begin() + iBsp); |
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60 | delete bsp; |
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61 | } |
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62 | |
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63 | void BillboardCloudUVMapper::addClusterList(IMG::ClusterList *clusterList) |
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64 | { |
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65 | mClusterLists.push_back(clusterList); |
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66 | } |
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67 | |
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68 | IMG::ClusterList* BillboardCloudUVMapper::getClusterList(unsigned int iClusterList) |
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69 | { |
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70 | return mClusterLists[iClusterList]; |
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71 | } |
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72 | |
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73 | void BillboardCloudUVMapper::removeClusterList(unsigned int iClusterList) |
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74 | { |
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75 | IMG::ClusterList *clusterList = mClusterLists[iClusterList]; |
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76 | mClusterLists.erase(mClusterLists.begin() + iClusterList); |
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77 | delete clusterList; |
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78 | } |
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79 | |
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80 | void BillboardCloudUVMapper::setTextureWidth(unsigned short int width) |
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81 | { |
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82 | mTextureWidth = width; |
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83 | } |
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84 | |
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85 | unsigned short int BillboardCloudUVMapper::getTextureWidth() |
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86 | { |
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87 | return mTextureWidth; |
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88 | } |
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89 | |
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90 | void BillboardCloudUVMapper::setTextureHeight(unsigned short int height) |
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91 | { |
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92 | mTextureHeight = height; |
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93 | } |
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94 | |
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95 | unsigned short BillboardCloudUVMapper::getTextureHeight() |
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96 | { |
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97 | return mTextureHeight; |
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98 | } |
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99 | |
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100 | void BillboardCloudUVMapper::setTextureAtlasWidth(unsigned short int width) |
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101 | { |
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102 | mTextureAtlasWidth = width; |
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103 | } |
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104 | |
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105 | unsigned short int BillboardCloudUVMapper::getTextureAtlasWidth() |
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106 | { |
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107 | return mTextureAtlasWidth; |
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108 | } |
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109 | |
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110 | void BillboardCloudUVMapper::setTextureAtlasHeight(unsigned short int height) |
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111 | { |
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112 | mTextureAtlasHeight = height; |
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113 | } |
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114 | |
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115 | unsigned short BillboardCloudUVMapper::getTextureAtlasHeight() |
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116 | { |
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117 | return mTextureAtlasHeight; |
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118 | } |
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119 | |
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120 | void BillboardCloudUVMapper::addTextureAtlasTextureCoords(bool mergeBillboards, bool groupedBillboards, unsigned int numGeneratedBillboards, unsigned int iBillboardGroup, unsigned int iBillboard, unsigned int iBillboardInGroup) |
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121 | { |
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122 | IMG::Cluster *cluster = getClusterList(iBillboardGroup)->get(getClusterList(iBillboardGroup)->getSize()-1); |
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123 | IMG::Box2d *box = cluster->getBspNodeBound(); |
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124 | Ogre::Vector2 max = box->getMaximum(); |
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125 | Ogre::Vector2 min = box->getMinimum(); |
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126 | |
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127 | Ogre::Vector2 umax; |
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128 | umax[0] = (max[0] / mTextureAtlasWidth); |
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129 | umax[1] = (max[1] / mTextureAtlasHeight); |
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130 | |
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131 | Ogre::Vector2 umin; |
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132 | umin[0] = (min[0] / mTextureAtlasWidth); |
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133 | umin[1] = (min[1] / mTextureAtlasHeight); |
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134 | |
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135 | umin = umin * 2.0 - 1.0; |
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136 | umax = umax * 2.0 - 1.0; |
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137 | |
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138 | mBillboardCloud->getBillboard(iBillboard)->getBillboardClusterData()->addBillboardUVMapMax(umax); |
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139 | mBillboardCloud->getBillboard(iBillboard)->getBillboardClusterData()->addBillboardUVMapMin(umin); |
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140 | |
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141 | //Ogre::LogManager::getSingleton().logMessage("Max:" + Ogre::StringConverter::toString(Ogre::Vector3(max[0],max[1],0)) + |
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142 | // "\tMin:" + Ogre::StringConverter::toString(Ogre::Vector3(min[0],min[1],0)) + |
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143 | // "\tSize(" + Ogre::StringConverter::toString(max[0]-min[0]) + |
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144 | // "," + Ogre::StringConverter::toString(max[1]-min[1]) + ")"); |
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145 | |
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146 | //Ogre::LogManager::getSingleton().logMessage( |
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147 | // "UMax:" + Ogre::StringConverter::toString(Ogre::Vector3(umax[0], umax[1],0)) + |
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148 | // "\tUMin:" + Ogre::StringConverter::toString(Ogre::Vector3(umin[0], umin[1],0)) + |
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149 | // "\tUSize(" + Ogre::StringConverter::toString(umax[0]-umin[0]) + |
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150 | // "," + Ogre::StringConverter::toString(umax[1]-umin[1]) + ")"); |
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151 | |
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152 | Ogre::Vector2 texCoords01,texCoords02,texCoords03,texCoords04; |
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153 | |
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154 | // DirectX working version... |
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155 | texCoords03[0] = min[0] / mTextureAtlasWidth; |
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156 | texCoords03[1] = 1.0 - (min[1] / mTextureAtlasHeight); |
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157 | |
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158 | texCoords04[0] = max[0] / mTextureAtlasWidth; |
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159 | texCoords04[1] = 1.0 - (min[1] / mTextureAtlasHeight); |
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160 | |
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161 | texCoords01[0] = max[0] / mTextureAtlasWidth; |
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162 | texCoords01[1] = 1.0 - (max[1] / mTextureAtlasHeight); |
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163 | |
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164 | texCoords02[0] = min[0] / mTextureAtlasWidth; |
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165 | texCoords02[1] = 1.0 - (max[1] / mTextureAtlasHeight); |
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166 | |
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167 | //texCoords02[0] = min[0] / mTextureAtlasWidth; |
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168 | //texCoords02[1] = 1.0 - (min[1] / mTextureAtlasHeight); |
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169 | |
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170 | //texCoords01[0] = max[0] / mTextureAtlasWidth; |
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171 | //texCoords01[1] = 1.0 - (min[1] / mTextureAtlasHeight); |
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172 | |
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173 | //texCoords04[0] = max[0] / mTextureAtlasWidth; |
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174 | //texCoords04[1] = 1.0 - (max[1] / mTextureAtlasHeight); |
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175 | |
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176 | //texCoords03[0] = min[0] / mTextureAtlasWidth; |
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177 | //texCoords03[1] = 1.0 - (max[1] / mTextureAtlasHeight); |
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178 | |
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179 | if (groupedBillboards) |
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180 | { |
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181 | SubEntityPtr subEntity; |
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182 | |
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183 | unsigned int iUniqueVertex = 0; |
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184 | |
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185 | subEntity = mBillboardCloud->getEntity()->getSubEntity(numGeneratedBillboards); |
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186 | |
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187 | subEntity->addTextureCoordSet(2); |
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188 | subEntity->enableVertexColors(true); |
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189 | |
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190 | // Face A |
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191 | //(0,0,0); |
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192 | //(1,0,0); |
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193 | //(1,1,0); |
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194 | subEntity->setTexCoord(iUniqueVertex, subEntity->getNumTexCoordSets()-1, Ogre::Vector3(texCoords01[0],texCoords01[1],0)); |
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195 | subEntity->setTexCoord(iUniqueVertex+1, subEntity->getNumTexCoordSets()-1, Ogre::Vector3(texCoords02[0],texCoords02[1],0)); |
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196 | subEntity->setTexCoord(iUniqueVertex+2, subEntity->getNumTexCoordSets()-1, Ogre::Vector3(texCoords03[0],texCoords03[1],0)); |
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197 | |
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198 | //Ogre::ColourValue subEntityColour01 = Ogre::ColourValue(0, texCoords01[0],texCoords01[1]); |
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199 | //Ogre::ColourValue subEntityColour02 = Ogre::ColourValue(0, texCoords02[0],texCoords02[1]); |
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200 | //Ogre::ColourValue subEntityColour03 = Ogre::ColourValue(0, texCoords03[0],texCoords03[1]); |
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201 | |
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202 | //subEntity->setVertexColour(iUniqueVertex, subEntityColour01.getAsRGBA()); |
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203 | //subEntity->setVertexColour(iUniqueVertex+1, subEntityColour02.getAsRGBA()); |
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204 | //subEntity->setVertexColour(iUniqueVertex+2, subEntityColour03.getAsRGBA()); |
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205 | |
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206 | // Face B |
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207 | //(1,1,0); |
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208 | //(0,1,0); |
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209 | //(0,0,0); |
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210 | subEntity->setTexCoord(iUniqueVertex+3, subEntity->getNumTexCoordSets()-1, Ogre::Vector3(texCoords03[0],texCoords03[1],0)); |
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211 | subEntity->setTexCoord(iUniqueVertex+4, subEntity->getNumTexCoordSets()-1, Ogre::Vector3(texCoords04[0],texCoords04[1],0)); |
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212 | subEntity->setTexCoord(iUniqueVertex+5, subEntity->getNumTexCoordSets()-1, Ogre::Vector3(texCoords01[0],texCoords01[1],0)); |
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213 | |
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214 | //Ogre::ColourValue subEntityColour04 = Ogre::ColourValue(0, texCoords03[0],texCoords03[1]); |
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215 | //Ogre::ColourValue subEntityColour05 = Ogre::ColourValue(0, texCoords04[0],texCoords04[1]); |
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216 | //Ogre::ColourValue subEntityColour06 = Ogre::ColourValue(0, texCoords01[0],texCoords01[1]); |
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217 | |
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218 | //subEntity->setVertexColour(iUniqueVertex+3, subEntityColour04.getAsRGBA()); |
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219 | //subEntity->setVertexColour(iUniqueVertex+4, subEntityColour05.getAsRGBA()); |
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220 | //subEntity->setVertexColour(iUniqueVertex+5, subEntityColour06.getAsRGBA()); |
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221 | } |
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222 | else |
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223 | { |
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224 | if (mergeBillboards) |
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225 | { |
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226 | SubEntityPtr subEntity; |
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227 | |
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228 | unsigned int iUniqueVertex = numGeneratedBillboards * 6; |
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229 | |
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230 | subEntity = mBillboardCloud->getEntity()->getSubEntity(0); |
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231 | |
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232 | // Face A |
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233 | //(0,0,0); |
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234 | //(1,0,0); |
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235 | //(1,1,0); |
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236 | subEntity->setTexCoord(iUniqueVertex, subEntity->getNumTexCoordSets()-1, Ogre::Vector3(texCoords01[0],texCoords01[1],0)); |
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237 | subEntity->setTexCoord(iUniqueVertex+1, subEntity->getNumTexCoordSets()-1, Ogre::Vector3(texCoords02[0],texCoords02[1],0)); |
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238 | subEntity->setTexCoord(iUniqueVertex+2, subEntity->getNumTexCoordSets()-1, Ogre::Vector3(texCoords03[0],texCoords03[1],0)); |
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239 | |
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240 | //Ogre::ColourValue subEntityColour01 = Ogre::ColourValue(0, texCoords01[0],texCoords01[1]); |
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241 | //Ogre::ColourValue subEntityColour02 = Ogre::ColourValue(0, texCoords02[0],texCoords02[1]); |
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242 | //Ogre::ColourValue subEntityColour03 = Ogre::ColourValue(0, texCoords03[0],texCoords03[1]); |
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243 | |
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244 | //subEntity->setVertexColour(iUniqueVertex, subEntityColour01.getAsRGBA()); |
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245 | //subEntity->setVertexColour(iUniqueVertex+1, subEntityColour02.getAsRGBA()); |
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246 | //subEntity->setVertexColour(iUniqueVertex+2, subEntityColour03.getAsRGBA()); |
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247 | |
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248 | // Face B |
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249 | //(1,1,0); |
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250 | //(0,1,0); |
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251 | //(0,0,0); |
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252 | subEntity->setTexCoord(iUniqueVertex+3, subEntity->getNumTexCoordSets()-1, Ogre::Vector3(texCoords03[0],texCoords03[1],0)); |
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253 | subEntity->setTexCoord(iUniqueVertex+4, subEntity->getNumTexCoordSets()-1, Ogre::Vector3(texCoords04[0],texCoords04[1],0)); |
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254 | subEntity->setTexCoord(iUniqueVertex+5, subEntity->getNumTexCoordSets()-1, Ogre::Vector3(texCoords01[0],texCoords01[1],0)); |
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255 | |
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256 | //Ogre::ColourValue subEntityColour04 = Ogre::ColourValue(0, texCoords03[0],texCoords03[1]); |
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257 | //Ogre::ColourValue subEntityColour05 = Ogre::ColourValue(0, texCoords04[0],texCoords04[1]); |
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258 | //Ogre::ColourValue subEntityColour06 = Ogre::ColourValue(0, texCoords01[0],texCoords01[1]); |
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259 | |
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260 | //subEntity->setVertexColour(iUniqueVertex+3, subEntityColour04.getAsRGBA()); |
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261 | //subEntity->setVertexColour(iUniqueVertex+4, subEntityColour05.getAsRGBA()); |
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262 | //subEntity->setVertexColour(iUniqueVertex+5, subEntityColour06.getAsRGBA()); |
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263 | |
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264 | } |
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265 | } |
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266 | } |
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267 | |
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268 | void BillboardCloudUVMapper::addTextureInBsp(unsigned int iBillboardGroup, unsigned int iBillboard) |
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269 | { |
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270 | IMG::NodeBspPtr nodeDest; |
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271 | IMG::Cluster cluster; |
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272 | |
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273 | nodeDest = getBsp(iBillboardGroup)->insert(mTextureWidth,mTextureHeight,iBillboard); |
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274 | |
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275 | cluster.setBspNodeBound(nodeDest->getBound()); |
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276 | getClusterList(iBillboardGroup)->insert(&cluster); |
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277 | } |
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278 | |
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279 | void BillboardCloudUVMapper::generateTextureAtlasTextureCoords(bool mergeBillboards, bool groupedBillboards, unsigned int numGroups) |
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280 | { |
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281 | unsigned int numBillboardGroups; |
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282 | bool enabledTextureCoordSet = false; |
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283 | unsigned int numGeneratedBillboards = 0; |
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284 | |
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285 | for (unsigned int iBillboard = 0; iBillboard < mBillboardCloud->getNumBillboards(); iBillboard++) |
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286 | { |
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287 | BillboardPtr billboard = mBillboardCloud->getBillboard(iBillboard); |
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288 | EntityClusterPtr entityCluster = billboard->getBillboardClusterData()->getEntityCluster(); |
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289 | |
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290 | if (entityCluster->getNumEntitiesClusterData() > 0) |
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291 | { |
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292 | if (mergeBillboards) |
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293 | { |
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294 | if (!enabledTextureCoordSet) |
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295 | { |
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296 | SubEntityPtr subEntity = mBillboardCloud->getEntity()->getSubEntity(0); |
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297 | subEntity->addTextureCoordSet(2); |
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298 | subEntity->enableVertexColors(true); |
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299 | enabledTextureCoordSet = true; |
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300 | } |
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301 | } |
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302 | numGeneratedBillboards++; |
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303 | } |
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304 | } |
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305 | |
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306 | if (groupedBillboards) |
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307 | { |
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308 | numBillboardGroups = numGroups; |
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309 | } |
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310 | else |
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311 | { |
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312 | if (mergeBillboards) |
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313 | { |
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314 | numBillboardGroups = 1; |
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315 | } |
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316 | else // (!mergeBillboards) |
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317 | { |
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318 | numBillboardGroups = 1; |
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319 | } |
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320 | } |
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321 | |
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322 | unsigned int iBillboardsInGroup = 0; |
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323 | unsigned int numberBillboardsEachGroup = numGeneratedBillboards / numGroups; |
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324 | unsigned int numberBillboardsAddedFirstGroup = numGeneratedBillboards % numGroups; |
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325 | numGeneratedBillboards = 0; |
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326 | unsigned int iBillboardGroup; |
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327 | for (iBillboardGroup = 0; iBillboardGroup < numBillboardGroups; iBillboardGroup++) |
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328 | { |
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329 | IMG::Bsp *bsp = new IMG::Bsp(); |
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330 | IMG::ClusterList *clusterList = new IMG::ClusterList(); |
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331 | IMG::NodeBspPtr node = IMG::NodeBspPtr(new IMG::NodeBsp); |
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332 | |
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333 | node->getBound()->setBoundBox(0, 0, mTextureAtlasWidth, mTextureAtlasHeight); |
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334 | bsp->setRoot(node); |
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335 | |
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336 | addBsp(bsp); |
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337 | addClusterList(clusterList); |
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338 | } |
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339 | |
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340 | iBillboardGroup = 0; |
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341 | for (unsigned int iBillboard = 0; iBillboard < mBillboardCloud->getNumBillboards(); iBillboard++) |
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342 | { |
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343 | //Ogre::LogManager::getSingleton().logMessage("id:" + Ogre::StringConverter::toString(mBillboardCloud->getBillboard(iBillboard)->getBillboardHandle())); |
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344 | |
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345 | BillboardClusterData *billboardClusterData = mBillboardCloud->getBillboard(iBillboard)->getBillboardClusterData().get(); |
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346 | |
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347 | if (billboardClusterData != NULL) |
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348 | { |
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349 | BillboardPtr billboard = mBillboardCloud->getBillboard(iBillboard); |
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350 | EntityClusterPtr entityCluster = billboardClusterData->getEntityCluster(); |
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351 | |
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352 | if (entityCluster->getNumEntitiesClusterData() > 0) |
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353 | { |
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354 | if ((iBillboardGroup == 0) && (iBillboardsInGroup < (numberBillboardsEachGroup + numberBillboardsAddedFirstGroup))) |
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355 | { |
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356 | addTextureInBsp(iBillboardGroup, iBillboard); |
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357 | addTextureAtlasTextureCoords(mergeBillboards, groupedBillboards, numGeneratedBillboards, iBillboardGroup, iBillboard, iBillboardsInGroup); |
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358 | iBillboardsInGroup++; |
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359 | } |
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360 | else |
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361 | { |
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362 | if ((iBillboardGroup > 0) && (iBillboardsInGroup < numberBillboardsEachGroup)) |
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363 | { |
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364 | addTextureInBsp(iBillboardGroup, iBillboard); |
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365 | addTextureAtlasTextureCoords(mergeBillboards, groupedBillboards, numGeneratedBillboards, iBillboardGroup, iBillboard, iBillboardsInGroup); |
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366 | iBillboardsInGroup++; |
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367 | } |
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368 | else |
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369 | { |
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370 | iBillboardGroup++; |
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371 | iBillboardsInGroup = 0; |
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372 | |
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373 | addTextureInBsp(iBillboardGroup, iBillboard); |
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374 | addTextureAtlasTextureCoords(mergeBillboards, groupedBillboards, numGeneratedBillboards, iBillboardGroup, iBillboard, iBillboardsInGroup); |
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375 | iBillboardsInGroup++; |
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376 | } |
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377 | } |
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378 | |
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379 | numGeneratedBillboards++; |
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380 | } |
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381 | } |
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382 | } |
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383 | } |
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384 | |
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385 | void BillboardCloudUVMapper::setBillboardCloud(BillboardCloud *billboardCloud) |
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386 | { |
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387 | mBillboardCloud = billboardCloud; |
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388 | } |
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389 | |
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390 | BillboardCloud * BillboardCloudUVMapper::getBillboardCloud() |
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391 | { |
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392 | return mBillboardCloud; |
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393 | } |
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394 | |
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395 | } |
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