1 | /*
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2 | -----------------------------------------------------------------------------
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3 | This source file is part of the GameTools Project
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4 | http://www.gametools.org
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5 |
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6 | Author: Martin Szydlowski
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7 | -----------------------------------------------------------------------------
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8 | */
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9 |
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10 | #include <OgreCamera.h>
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11 | #include <OgreSubEntity.h>
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12 | #include <OgreMaterialManager.h>
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13 | #include "OgreKdTreeSceneManager.h"
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14 | #include "OgreKdTreeSceneNode.h"
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15 | #include "OgreKdTree.h"
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16 | #include "OgreVisibilityOptionsManager.h"
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17 | #include <VisibilityEnvironment.h>
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18 |
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19 | #include <OgreLogManager.h>
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20 | #include <OgreStringConverter.h>
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21 |
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22 | namespace Ogre
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23 | {
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24 |
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25 | KdTreeSceneManager::KdTreeSceneManager(const String& name, GtpVisibility::VisibilityManager *vm):
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26 | SceneManager(name),
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27 | mVisibilityManager(vm),
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28 | mKdTree(0),
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29 | mMaxDepth(KDTREE_MAX_DEPTH),
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30 | mShowBoxes(false),
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31 | mHiLiteLevel(0),
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32 | mShowAllBoxes(false),
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33 | mBuildMethod(KdTree::KDBM_PRIORITYQUEUE),
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34 | mRenderMethod(KdTree::KDRM_INTERNAL),
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35 | mShowVisualization(false),
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36 | mRenderNodesForViz(false),
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37 | mRenderNodesContentForViz(false),
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38 | mVisualizeCulledNodes(false),
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39 | mLeavePassesInQueue(0),
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40 | mDelayRenderTransparents(true),
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41 | mUseDepthPass(true),
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42 | mIsDepthPassPhase(false),
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43 | mUseItemBuffer(false),
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44 | mIsItemBufferPhase(false),
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45 | mCurrentEntityId(1),
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46 | mEnableDepthWrite(true),
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47 | mSkipTransparents(false),
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48 | mRenderTransparentsForItemBuffer(true),
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49 | mExecuteVertexProgramForAllPasses(false),
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50 | mIsHierarchicalCulling(false)
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51 | {
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52 | // Replace root node with my node
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53 | OGRE_DELETE(mSceneRoot);
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54 |
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55 | mSceneRoot = new KdTreeSceneNode(this, "root node");
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56 | mSceneRoot->_notifyRootNode();
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57 |
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58 | mHierarchyInterface = new KdTreeHierarchyInterface(this, mDestRenderSystem);
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59 | }
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60 |
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61 | KdTreeSceneManager::~KdTreeSceneManager(void)
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62 | {
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63 | delete mHierarchyInterface;
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64 | delete mKdTree;
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65 | }
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66 |
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67 | const String& KdTreeSceneManager::getTypeName(void) const
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68 | {
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69 | return KdTreeSceneManagerFactory::FACTORY_TYPE_NAME;
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70 | }
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71 |
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72 | void KdTreeSceneManager::setShowBoxes(bool showboxes)
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73 | {
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74 | mShowBoxes = showboxes;
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75 | }
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76 |
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77 | bool KdTreeSceneManager::getShowBoxes(void) const
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78 | {
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79 | return mShowBoxes;
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80 | }
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81 |
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82 | //void KdTreeSceneManager::setEnhancedVis(bool enhanced)
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83 | //{
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84 | // for (CameraList::iterator it = mCameras.begin(); it != mCameras.end(); it ++)
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85 | // {
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86 | // KDCAMPTR_CAST(it->second)->setEnhancedVisMode(enhanced);
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87 | // }
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88 | //}
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89 |
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90 | bool KdTreeSceneManager::setOption(const String& strKey, const void* pValue)
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91 | {
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92 | // change max depth of the kdtree
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93 | // rebuild the tree if already exists
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94 | if (strKey == "KdTreeMaxDepth")
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95 | {
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96 | int maxdepth = *static_cast<const int *>(pValue);
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97 |
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98 | // no negative depth, plz!
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99 | if (maxdepth < 0)
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100 | {
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101 | return false;
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102 | }
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103 | else
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104 | {
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105 | mMaxDepth = maxdepth;
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106 | if (mHiLiteLevel > mMaxDepth)
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107 | mHiLiteLevel = mMaxDepth;
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108 | return true;
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109 | }
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110 | return true;
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111 | }
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112 | else if (strKey == "KT")
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113 | {
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114 | Real kt = *static_cast<const Real *>(pValue);
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115 | if (kt > 0)
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116 | {
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117 | PlaneEvent::KT = kt;
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118 | return true;
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119 | }
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120 | else
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121 | {
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122 | return false;
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123 | }
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124 | }
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125 | else if (strKey == "KI")
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126 | {
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127 | Real ki = *static_cast<const Real *>(pValue);
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128 | if (ki > 0)
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129 | {
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130 | PlaneEvent::KI = ki;
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131 | return true;
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132 | }
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133 | else
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134 | {
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135 | return false;
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136 | }
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137 | }
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138 | else if (strKey == "RebuildKdTree")
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139 | {
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140 | OGRE_DELETE(mKdTree);
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141 | mKdTree = new KdTree(mMaxDepth, mBuildMethod, mHiLiteLevel, mShowAllBoxes, mShowNodes);
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142 | mKdTree->build(static_cast<KdTreeSceneNode *>(mSceneRoot));
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143 | return true;
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144 | }
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145 | else if (strKey == "EnhancedVisibility")
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146 | {
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147 | bool enh = *static_cast<const bool *>(pValue);
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148 | if (mKdTree)
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149 | mKdTree->setEnhancedVis(enh);
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150 | //setEnhancedVis(enh);
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151 | return true;
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152 | }
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153 | else if (strKey == "BuildMethod")
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154 | {
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155 | String bm = *static_cast<const String *>(pValue);
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156 | if (bm == "PriorityQueue")
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157 | {
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158 | mBuildMethod = KdTree::KDBM_PRIORITYQUEUE;
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159 | return true;
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160 | }
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161 | else if (bm == "Recursive")
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162 | {
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163 | mBuildMethod = KdTree::KDBM_RECURSIVE;
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164 | return true;
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165 | }
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166 | else
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167 | {
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168 | return false;
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169 | }
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170 | }
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171 | else if (strKey == "RenderMethod")
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172 | {
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173 | String rm = *static_cast<const String *>(pValue);
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174 | if (rm == "INT")
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175 | {
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176 | mRenderMethod = KdTree::KDRM_INTERNAL;
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177 | return true;
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178 | }
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179 | else if (rm == "VFC")
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180 | {
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181 | mRenderMethod = KdTree::KDRM_GTP_VFC;
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182 | int cmt = GtpVisibility::VisibilityEnvironment::FRUSTUM_CULLING;
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183 | return VisibilityOptionsManager(mVisibilityManager, mHierarchyInterface)
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184 | .setOption("Algorithm", &cmt);
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185 | }
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186 | else if (rm == "SWC")
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187 | {
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188 | mRenderMethod = KdTree::KDRM_GTP_SWC;
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189 | int cmt = GtpVisibility::VisibilityEnvironment::STOP_AND_WAIT_CULLING;
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190 | return VisibilityOptionsManager(mVisibilityManager, mHierarchyInterface)
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191 | .setOption("Algorithm", &cmt);
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192 | }
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193 | else if (rm == "CHC")
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194 | {
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195 | mRenderMethod = KdTree::KDRM_GTP_CHC;
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196 | int cmt = GtpVisibility::VisibilityEnvironment::COHERENT_HIERARCHICAL_CULLING;
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197 | return VisibilityOptionsManager(mVisibilityManager, mHierarchyInterface)
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198 | .setOption("Algorithm", &cmt);
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199 | }
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200 | else
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201 | {
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202 | return false;
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203 | }
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204 | }
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205 | // little hack in case someone uses "Algorithm" option from VisOptMan directly
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206 | else if (strKey == "Algorithm")
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207 | {
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208 | bool success = VisibilityOptionsManager(mVisibilityManager, mHierarchyInterface)
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209 | .setOption(strKey, pValue);
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210 | // change setting only if change in VisOptMan was successful
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211 | if (success)
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212 | {
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213 | int val = *static_cast<const int *>(pValue);
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214 | if (val == GtpVisibility::VisibilityEnvironment::FRUSTUM_CULLING)
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215 | mRenderMethod = KdTree::KDRM_GTP_VFC;
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216 | else if (val == GtpVisibility::VisibilityEnvironment::STOP_AND_WAIT_CULLING)
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217 | mRenderMethod = KdTree::KDRM_GTP_SWC;
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218 | else if (val == GtpVisibility::VisibilityEnvironment::COHERENT_HIERARCHICAL_CULLING)
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219 | mRenderMethod = KdTree::KDRM_GTP_CHC;
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220 | // default, should never happen
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221 | else
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222 | mRenderMethod = KdTree::KDRM_INTERNAL;
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223 | }
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224 | else
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225 | {
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226 | mRenderMethod = KdTree::KDRM_INTERNAL;
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227 | }
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228 | return success;
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229 | }
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230 | else if (strKey == "ShowKdTree")
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231 | {
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232 | bool sk = *static_cast<const bool *>(pValue);
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233 | mShowBoxes = sk;
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234 | return true;
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235 | }
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236 | else if (strKey == "HiLiteLevel")
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237 | {
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238 | int hl = *static_cast<const int *>(pValue);
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239 | if (hl >= 0 && hl <= mMaxDepth)
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240 | {
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241 | mHiLiteLevel = hl;
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242 | if (mKdTree)
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243 | mKdTree->setHiLiteLevel(mHiLiteLevel);
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244 | return true;
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245 | }
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246 | else
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247 | {
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248 | return false;
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249 | }
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250 | }
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251 | else if (strKey == "ShowAllBoxes")
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252 | {
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253 | bool sa = *static_cast<const bool *>(pValue);
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254 | mShowAllBoxes = sa;
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255 | if (mKdTree)
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256 | mKdTree->setShowAllBoxes(mShowAllBoxes);
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257 | return true;
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258 | }
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259 | else if (strKey == "ShowNodes")
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260 | {
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261 | bool sn = *static_cast<const bool *>(pValue);
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262 | mShowNodes = sn;
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263 | if (mKdTree)
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264 | mKdTree->setShowNodes(mShowNodes);
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265 | return true;
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266 | }
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267 | // options for CHC
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268 | if (strKey == "UseDepthPass")
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269 | {
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270 | mUseDepthPass = (*static_cast<const bool *>(pValue));
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271 | return true;
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272 | }
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273 | if (strKey == "PrepareVisualization")
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274 | {
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275 | mShowVisualization = (*static_cast<const bool *>(pValue));
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276 | return true;
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277 | }
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278 | if (strKey == "RenderNodesForViz")
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279 | {
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280 | mRenderNodesForViz = (*static_cast<const bool *>(pValue));
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281 | return true;
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282 | }
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283 | if (strKey == "RenderNodesContentForViz")
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284 | {
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285 | mRenderNodesContentForViz = (*static_cast<const bool *>(pValue));
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286 | return true;
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287 | }
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288 | if (strKey == "SkyBoxEnabled")
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289 | {
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290 | mSkyBoxEnabled = (*static_cast<const bool *>(pValue));
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291 | return true;
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292 | }
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293 | if (strKey == "SkyPlaneEnabled")
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294 | {
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295 | mSkyPlaneEnabled = (*static_cast<const bool *>(pValue));
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296 | return true;
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297 | }
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298 | if (strKey == "SkyDomeEnabled")
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299 | {
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300 | mSkyDomeEnabled = (*static_cast<const bool *>(pValue));
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301 | return true;
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302 | }
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303 | if (strKey == "VisualizeCulledNodes")
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304 | {
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305 | mVisualizeCulledNodes = (*static_cast<const bool *>(pValue));
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306 | return true;
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307 | }
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308 | if (strKey == "DelayRenderTransparents")
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309 | {
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310 | mDelayRenderTransparents = (*static_cast<const bool *>(pValue));
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311 | return true;
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312 | }
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313 |
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314 | if (strKey == "DepthWrite")
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315 | {
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316 | mEnableDepthWrite = (*static_cast<const bool *>(pValue));
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317 | return true;
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318 | }
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319 | if (strKey == "UseItemBuffer")
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320 | {
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321 | mUseItemBuffer = (*static_cast<const bool *>(pValue));
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322 | return true;
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323 | }
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324 | if (strKey == "ExecuteVertexProgramForAllPasses")
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325 | {
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326 | mExecuteVertexProgramForAllPasses = (*static_cast<const bool *>(pValue));
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327 | return true;
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328 | }
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329 | if (strKey == "RenderTransparentsForItemBuffer")
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330 | {
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331 | mRenderTransparentsForItemBuffer = (*static_cast<const bool *>(pValue));
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332 | return true;
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333 | }
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334 |
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335 |
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336 | return VisibilityOptionsManager(mVisibilityManager, mHierarchyInterface)
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337 | .setOption(strKey, pValue) || SceneManager::setOption(strKey, pValue);
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338 | }
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339 |
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340 | bool KdTreeSceneManager::getOption(const String& strKey, void* pDestValue)
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341 | {
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342 | if (strKey == "KdTreeMaxDepth")
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343 | {
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344 | *static_cast<int *>(pDestValue) = mMaxDepth;
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345 | return true;
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346 | }
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347 | else if (strKey == "KT")
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348 | {
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349 | *static_cast<Real *>(pDestValue) = PlaneEvent::KT;
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350 | return true;
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351 | }
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352 | else if (strKey == "KI")
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353 | {
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354 | *static_cast<Real *>(pDestValue) = PlaneEvent::KI;
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355 | return true;
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356 | }
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357 | else if (strKey == "EnhancedVisibility")
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358 | {
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359 | if (mKdTree)
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360 | *static_cast<bool *>(pDestValue) = mKdTree->getEnhancedVis();
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361 | //KDCAMPTR_CAST(mCameras.begin()->second)->getEnhancedVisMode();
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362 | else
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363 | *static_cast<bool *>(pDestValue) = true;
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364 | return true;
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365 | }
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366 | else if (strKey == "BuildMethod")
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367 | {
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368 | if (mBuildMethod == KdTree::KDBM_PRIORITYQUEUE)
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369 | {
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370 | *static_cast<String *>(pDestValue) = "PriorityQueue";
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371 | }
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372 | else if (mBuildMethod == KdTree::KDBM_RECURSIVE)
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373 | {
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374 | *static_cast<String *>(pDestValue) = "Recursive";
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375 | }
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376 | return true;
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377 | }
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378 | else if (strKey == "RenderMethod")
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379 | {
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380 | if (mRenderMethod == KdTree::KDRM_INTERNAL)
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381 | {
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382 | *static_cast<String *>(pDestValue) = "INT";
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383 | }
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384 | else if (mRenderMethod == KdTree::KDRM_GTP_VFC)
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385 | {
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386 | *static_cast<String *>(pDestValue) = "VFC";
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387 | }
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388 | else if (mRenderMethod == KdTree::KDRM_GTP_SWC)
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389 | {
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390 | *static_cast<String *>(pDestValue) = "SWC";
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391 | }
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392 | else if (mRenderMethod == KdTree::KDRM_GTP_CHC)
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393 | {
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394 | *static_cast<String *>(pDestValue) = "CHC";
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395 | }
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396 | else
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397 | {
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398 | return false;
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399 | }
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400 | return true;
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401 | }
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402 | else if (strKey == "ShowKdTree")
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403 | {
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404 | *static_cast<bool *>(pDestValue) = mShowBoxes;
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405 | return true;
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406 | }
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407 | else if (strKey == "HiLiteLevel")
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408 | {
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409 | *static_cast<int *>(pDestValue) = mHiLiteLevel;
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410 | return true;
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411 | }
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412 | else if (strKey == "ShowAllBoxes")
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413 | {
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414 | *static_cast<bool *>(pDestValue) = mShowAllBoxes;
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415 | return true;
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416 | }
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417 | else if (strKey == "ShowNodes")
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418 | {
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419 | *static_cast<bool *>(pDestValue) = mShowNodes;
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420 | return true;
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421 | }
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422 |
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423 | return VisibilityOptionsManager(mVisibilityManager, mHierarchyInterface)
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424 | .getOption(strKey, pDestValue) || SceneManager::getOption(strKey, pDestValue);
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425 | }
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426 |
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427 | bool KdTreeSceneManager::getOptionKeys(StringVector &refKeys)
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428 | {
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429 | refKeys.push_back("BuildMethod");
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430 | refKeys.push_back("KI");
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431 | refKeys.push_back("KT");
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432 | refKeys.push_back("KdTreeMaxDepth");
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433 | refKeys.push_back("RebuildKdTree");
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434 | refKeys.push_back("RenderMethod");
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435 | refKeys.push_back("ShowKdTree");
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436 | refKeys.push_back("ShowNodes");
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437 | refKeys.push_back("HiLiteLevel");
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438 | refKeys.push_back("ShowAllBoxes");
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439 | return VisibilityOptionsManager(mVisibilityManager, mHierarchyInterface)
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440 | .getOptionKeys(refKeys);
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441 | }
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442 |
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443 | bool KdTreeSceneManager::getOptionValues(const String & key, StringVector &refValueList)
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444 | {
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445 | return SceneManager::getOptionValues(key, refValueList);
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446 | }
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447 |
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448 | void KdTreeSceneManager::setVisibilityManager(GtpVisibility::VisibilityManager *visManager)
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449 | {
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450 | mVisibilityManager = visManager;
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451 | }
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452 |
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453 | GtpVisibility::VisibilityManager * KdTreeSceneManager::getVisibilityManager()
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454 | {
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455 | return mVisibilityManager;
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456 | }
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457 |
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458 | GtpVisibility::VisibilityManager * KdTreeSceneManager::GetVisibilityManager()
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459 | {
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460 | return mVisibilityManager;
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461 | }
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462 |
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463 | KdTreeHierarchyInterface * KdTreeSceneManager::GetHierarchyInterface()
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464 | {
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465 | return mHierarchyInterface;
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466 | }
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467 |
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468 | Camera* KdTreeSceneManager::createCamera(const String& name)
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469 | {
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470 | // Check name not used
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471 | if (mCameras.find(name) != mCameras.end())
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472 | {
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473 | OGRE_EXCEPT(
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474 | Exception::ERR_DUPLICATE_ITEM,
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475 | "A camera with the name " + name + " already exists",
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476 | "SceneManager::createCamera" );
|
---|
477 | }
|
---|
478 |
|
---|
479 | Camera *c = new KdTreeCamera(name, this);
|
---|
480 | mCameras.insert(CameraList::value_type(name, c));
|
---|
481 |
|
---|
482 | return c;
|
---|
483 | }
|
---|
484 |
|
---|
485 | SceneNode* KdTreeSceneManager::createSceneNode(void)
|
---|
486 | {
|
---|
487 | SceneNode* sn = new KdTreeSceneNode(this);
|
---|
488 | assert(mSceneNodes.find(sn->getName()) == mSceneNodes.end());
|
---|
489 | mSceneNodes[sn->getName()] = sn;
|
---|
490 | return sn;
|
---|
491 | }
|
---|
492 |
|
---|
493 | SceneNode* KdTreeSceneManager::createSceneNode(const String& name)
|
---|
494 | {
|
---|
495 | // Check name not used
|
---|
496 | if (mSceneNodes.find(name) != mSceneNodes.end())
|
---|
497 | {
|
---|
498 | OGRE_EXCEPT(
|
---|
499 | Exception::ERR_DUPLICATE_ITEM,
|
---|
500 | "A scene node with the name " + name + " already exists",
|
---|
501 | "KdTreeSceneManager::createSceneNode" );
|
---|
502 | }
|
---|
503 |
|
---|
504 | SceneNode* sn = new KdTreeSceneNode(this, name);
|
---|
505 | mSceneNodes[sn->getName()] = sn;
|
---|
506 | return sn;
|
---|
507 | }
|
---|
508 |
|
---|
509 | Entity * KdTreeSceneManager::createEntity(const String& entityName, const String& meshName)
|
---|
510 | {
|
---|
511 | Entity *ent = SceneManager::createEntity(entityName, meshName);
|
---|
512 | #ifdef GTP_VISIBILITY_MODIFIED_OGRE
|
---|
513 | for (int i = 0; i < (int)ent->getNumSubEntities(); ++i)
|
---|
514 | {
|
---|
515 | ent->getSubEntity(i)->setId(mCurrentEntityId);
|
---|
516 | }
|
---|
517 |
|
---|
518 | // increase counter of entity id values
|
---|
519 | ++ mCurrentEntityId;
|
---|
520 | #endif
|
---|
521 | return ent;
|
---|
522 | }
|
---|
523 |
|
---|
524 | // make sure it's called only for non-empty nodes .. avoids one uneccessary funciton call
|
---|
525 | void KdTreeSceneManager::_updateNode(KdTreeSceneNode *node)
|
---|
526 | {
|
---|
527 | //LogManager::getSingleton().logMessage("### _updateNode called for " + node->getName());
|
---|
528 |
|
---|
529 | /* Rebuild kdtree when it was wiped out
|
---|
530 | * Usually this happens only before the first frame
|
---|
531 | * The initial AABB shall enclose all objects present
|
---|
532 | * in the scene at the time of construction
|
---|
533 | * TODO: find a more appropriate place for it,
|
---|
534 | * e.g., before the first render call
|
---|
535 | * teh stupid thing is I can't find any other place so far ...
|
---|
536 | */
|
---|
537 | if (!mKdTree)
|
---|
538 | {
|
---|
539 | mKdTree = new KdTree(mMaxDepth, mBuildMethod);
|
---|
540 | mKdTree->build(static_cast<KdTreeSceneNode *>(mSceneRoot));
|
---|
541 | }
|
---|
542 |
|
---|
543 | // if the node is in the tree and _updateNode was called, then the node was moved/rotated/resized/wahtever
|
---|
544 | if (node->isAttached())
|
---|
545 | {
|
---|
546 | // TEST: perfomance when adding & removing for every frame
|
---|
547 | //mKdTree->remove(node);
|
---|
548 | //mKdTree->insert(node);
|
---|
549 | }
|
---|
550 | // there's a new node in town ...
|
---|
551 | else
|
---|
552 | {
|
---|
553 | // inserting single nodes yields sub-optimal results
|
---|
554 | // rebuilding tree takes too long
|
---|
555 | // "What now?", spoke Zeus ...
|
---|
556 |
|
---|
557 | //mKdTree->insert(node);
|
---|
558 |
|
---|
559 | //delete mKdTree;
|
---|
560 | //mKdTree = new KdTree(mMaxDepth);
|
---|
561 | //mKdTree->build(static_cast<KdTreeSceneNode *>(mSceneRoot));
|
---|
562 | }
|
---|
563 |
|
---|
564 | }
|
---|
565 |
|
---|
566 | void KdTreeSceneManager::_updateSceneGraph(Camera* cam)
|
---|
567 | {
|
---|
568 | mVisibilityManager->GetCullingManager()->SetHierarchyInterface(mHierarchyInterface);
|
---|
569 | mHierarchyInterface->SetRenderSystem(mDestRenderSystem);
|
---|
570 |
|
---|
571 | SceneManager::_updateSceneGraph(cam);
|
---|
572 | }
|
---|
573 |
|
---|
574 | void KdTreeSceneManager::_findVisibleObjects(Camera *cam, bool onlyShadowCasters)
|
---|
575 | {
|
---|
576 | if (mRenderMethod == KdTree::KDRM_INTERNAL)
|
---|
577 | {
|
---|
578 | getRenderQueue()->clear();
|
---|
579 | if (mShowVisualization)
|
---|
580 | {
|
---|
581 | PrepareVisualization(cam);
|
---|
582 | }
|
---|
583 | else
|
---|
584 | {
|
---|
585 | mVisibleNodes.clear();
|
---|
586 | if (mKdTree)
|
---|
587 | mKdTree->queueVisibleObjects(KDCAMPTR_CAST(cam), getRenderQueue(), onlyShadowCasters, mShowBoxes, mVisibleNodes);
|
---|
588 | }
|
---|
589 | }
|
---|
590 | else
|
---|
591 | {
|
---|
592 | //-- show visible scene nodes and octree bounding boxes from last frame
|
---|
593 | if (mShowVisualization)
|
---|
594 | {
|
---|
595 | PrepareVisualization(cam);
|
---|
596 | }
|
---|
597 | else
|
---|
598 | {
|
---|
599 | // for hierarchical culling, we interleave identification
|
---|
600 | // and rendering of objects in _renderVisibibleObjects
|
---|
601 |
|
---|
602 | // for the shadow pass we use only standard rendering
|
---|
603 | // because of low occlusion
|
---|
604 | if (mShadowTechnique == SHADOWTYPE_TEXTURE_MODULATIVE &&
|
---|
605 | mIlluminationStage == IRS_RENDER_TO_TEXTURE)
|
---|
606 | {
|
---|
607 | getRenderQueue()->clear();
|
---|
608 | if (mKdTree)
|
---|
609 | mKdTree->queueVisibleObjects(KDCAMPTR_CAST(cam), getRenderQueue(), onlyShadowCasters, mShowBoxes, mVisibleNodes);
|
---|
610 | }
|
---|
611 |
|
---|
612 | // only shadow casters will be rendered in shadow texture pass
|
---|
613 | if (0) mHierarchyInterface->SetOnlyShadowCasters(onlyShadowCasters);
|
---|
614 |
|
---|
615 |
|
---|
616 | //-- apply view cell pvs - TODO
|
---|
617 | //updatePvs(cam);
|
---|
618 | }
|
---|
619 | mVisibleNodes.clear();
|
---|
620 | }
|
---|
621 | }
|
---|
622 |
|
---|
623 | void KdTreeSceneManager::_renderVisibleObjects()
|
---|
624 | {
|
---|
625 | if (mRenderMethod == KdTree::KDRM_INTERNAL)
|
---|
626 | {
|
---|
627 | SceneManager::_renderVisibleObjects();
|
---|
628 | }
|
---|
629 | else
|
---|
630 | {
|
---|
631 | InitDepthPass(); // create material for depth pass
|
---|
632 | InitItemBufferPass(); // create material for item buffer pass
|
---|
633 |
|
---|
634 | // save ambient light to reset later
|
---|
635 | ColourValue savedAmbient = mAmbientLight;
|
---|
636 |
|
---|
637 | //-- apply standard rendering for some modes (e.g., visualization, shadow pass)
|
---|
638 |
|
---|
639 | if (mShowVisualization ||
|
---|
640 | (mShadowTechnique == SHADOWTYPE_TEXTURE_MODULATIVE &&
|
---|
641 | mIlluminationStage == IRS_RENDER_TO_TEXTURE))
|
---|
642 | {
|
---|
643 | IlluminationRenderStage savedStage = mIlluminationStage;
|
---|
644 |
|
---|
645 | if (mShowVisualization)
|
---|
646 | {
|
---|
647 | // disable illumination stage to prevent rendering shadows
|
---|
648 | mIlluminationStage = IRS_NONE;
|
---|
649 | }
|
---|
650 |
|
---|
651 | // standard rendering for shadow maps because of performance
|
---|
652 | SceneManager::_renderVisibleObjects();
|
---|
653 |
|
---|
654 | mIlluminationStage = savedStage;
|
---|
655 | }
|
---|
656 | else //-- the hierarchical culling algorithm
|
---|
657 | {
|
---|
658 | // this is also called in TerrainSceneManager: really
|
---|
659 | // necessary?
|
---|
660 | //mDestRenderSystem -> setLightingEnabled(false);
|
---|
661 |
|
---|
662 | // don't render backgrounds for item buffer
|
---|
663 | if (mUseItemBuffer)
|
---|
664 | {
|
---|
665 | clearSpecialCaseRenderQueues();
|
---|
666 | getRenderQueue()->clear();
|
---|
667 | }
|
---|
668 |
|
---|
669 | //-- hierarchical culling
|
---|
670 | // the objects of different layers (e.g., background, scene,
|
---|
671 | // overlay) must be identified and rendered one after another
|
---|
672 |
|
---|
673 | //-- render all early skies
|
---|
674 | clearSpecialCaseRenderQueues();
|
---|
675 | addSpecialCaseRenderQueue(RENDER_QUEUE_BACKGROUND);
|
---|
676 | addSpecialCaseRenderQueue(RENDER_QUEUE_SKIES_EARLY);
|
---|
677 | setSpecialCaseRenderQueueMode(SceneManager::SCRQM_INCLUDE);
|
---|
678 |
|
---|
679 | SceneManager::_renderVisibleObjects();
|
---|
680 |
|
---|
681 | #ifdef GTP_VISIBILITY_MODIFIED_OGRE
|
---|
682 | // delete previously rendered content
|
---|
683 | _deleteRenderedQueueGroups();
|
---|
684 | #endif
|
---|
685 |
|
---|
686 | //-- prepare queue for visible objects (i.e., all but overlay and skies late)
|
---|
687 | clearSpecialCaseRenderQueues();
|
---|
688 | addSpecialCaseRenderQueue(RENDER_QUEUE_SKIES_LATE);
|
---|
689 | addSpecialCaseRenderQueue(RENDER_QUEUE_OVERLAY);
|
---|
690 |
|
---|
691 | // exclude this queues from hierarchical rendering
|
---|
692 | setSpecialCaseRenderQueueMode(SceneManager::SCRQM_EXCLUDE);
|
---|
693 |
|
---|
694 |
|
---|
695 | // set all necessary parameters for
|
---|
696 | // hierarchical visibility culling and rendering
|
---|
697 | InitVisibilityCulling(mCameraInProgress);
|
---|
698 |
|
---|
699 |
|
---|
700 | /**
|
---|
701 | * the hierarchical culling algorithm
|
---|
702 | * for depth pass: we just find objects and update depth buffer
|
---|
703 | * for "delayed" rendering: we render some passes afterwards
|
---|
704 | * e.g., transparents, because they need front-to-back sorting
|
---|
705 | **/
|
---|
706 |
|
---|
707 | mVisibilityManager->ApplyVisibilityCulling();
|
---|
708 |
|
---|
709 | // delete remaining renderables from queue:
|
---|
710 | // all which are not in mLeavePassesInQueue)
|
---|
711 | #ifdef GTP_VISIBILITY_MODIFIED_OGRE
|
---|
712 | _deleteRenderedQueueGroups(mLeavePassesInQueue);
|
---|
713 | #endif
|
---|
714 |
|
---|
715 | //-- reset parameters
|
---|
716 | mIsDepthPassPhase = false;
|
---|
717 | mIsItemBufferPhase = false;
|
---|
718 | mSkipTransparents = false;
|
---|
719 | mIsHierarchicalCulling = false;
|
---|
720 |
|
---|
721 | mLeavePassesInQueue = 0;
|
---|
722 |
|
---|
723 | #if 1
|
---|
724 | // add visible nodes found by the visibility culling algorithm
|
---|
725 | if (mUseDepthPass)
|
---|
726 | {
|
---|
727 | //KdRenderableList::const_iterator it, it_end = mVisibleNodes.end();
|
---|
728 |
|
---|
729 | ////getRenderQueue()->clear();
|
---|
730 | //for (it = mVisibleNodes.begin(); it != it_end; ++ it)
|
---|
731 | //{
|
---|
732 | // (*it)->queueObjects(mCameraInProgress, getRenderQueue(), false);
|
---|
733 | //}
|
---|
734 | KdTree::NodeList::const_iterator it, end = mVisibleNodes.end();
|
---|
735 | for (it = mVisibleNodes.begin(); it != end; it++)
|
---|
736 | {
|
---|
737 | (*it)->queueVisibleObjects(mHierarchyInterface->GetFrameId(), mCameraInProgress,
|
---|
738 | getRenderQueue(), false, mShowBoxes);
|
---|
739 | }
|
---|
740 | }
|
---|
741 | #endif
|
---|
742 | //-- now we can render all remaining queue objects
|
---|
743 | //-- used for depth pass, transparents, overlay
|
---|
744 | clearSpecialCaseRenderQueues();
|
---|
745 |
|
---|
746 | SceneManager::_renderVisibleObjects();
|
---|
747 | } // hierarchical culling
|
---|
748 |
|
---|
749 |
|
---|
750 | // reset ambient light
|
---|
751 | setAmbientLight(savedAmbient);
|
---|
752 |
|
---|
753 | getRenderQueue()->clear(); // finally clear render queue
|
---|
754 | if (1) OGRE_DELETE(mRenderQueue); // HACK: should rather only be cleared ...
|
---|
755 |
|
---|
756 | if (0) WriteLog(); // write out stats
|
---|
757 | }
|
---|
758 | }
|
---|
759 |
|
---|
760 | //void KdTreeSceneManager::_renderNodes(const KdRenderableList& nodelist, Camera * cam,
|
---|
761 | // bool onlyShadowCasters, int leavePassesInQueue)
|
---|
762 | void KdTreeSceneManager::_renderNode(KdTree::NodePtr node, Camera * cam,
|
---|
763 | bool onlyShadowCasters, int leavePassesInQueue)
|
---|
764 | {
|
---|
765 | RenderQueueGroup *currentGroup =
|
---|
766 | getRenderQueue()->getQueueGroup(getRenderQueue()->getDefaultQueueGroup());
|
---|
767 | currentGroup->clear(leavePassesInQueue);
|
---|
768 |
|
---|
769 | node->queueVisibleObjects(mHierarchyInterface->GetFrameId(), cam, getRenderQueue(),
|
---|
770 | onlyShadowCasters, mShowBoxes);
|
---|
771 | mVisibleNodes.push_back(node);
|
---|
772 |
|
---|
773 | _renderQueueGroupObjects(currentGroup, QueuedRenderableCollection::OM_PASS_GROUP);
|
---|
774 | }
|
---|
775 | //-----------------------------------------------------------------------
|
---|
776 | void KdTreeSceneManager::renderBasicQueueGroupObjects(RenderQueueGroup* pGroup,
|
---|
777 | QueuedRenderableCollection::OrganisationMode om)
|
---|
778 | {
|
---|
779 | // Basic render loop
|
---|
780 | // Iterate through priorities
|
---|
781 | RenderQueueGroup::PriorityMapIterator groupIt = pGroup->getIterator();
|
---|
782 |
|
---|
783 | while (groupIt.hasMoreElements())
|
---|
784 | {
|
---|
785 | RenderPriorityGroup* pPriorityGrp = groupIt.getNext();
|
---|
786 |
|
---|
787 | // Sort the queue first
|
---|
788 | pPriorityGrp->sort(mCameraInProgress);
|
---|
789 |
|
---|
790 | // Do solids
|
---|
791 | renderObjects(pPriorityGrp->getSolidsBasic(), om, true);
|
---|
792 |
|
---|
793 | // for correct rendering, transparents must be rendered after hierarchical culling
|
---|
794 | // => do nothing
|
---|
795 |
|
---|
796 | // Do transparents (always descending)
|
---|
797 | if (mRenderMethod == KdTree::KDRM_INTERNAL || !mSkipTransparents)
|
---|
798 | {
|
---|
799 | renderObjects(pPriorityGrp->getTransparents(),
|
---|
800 | QueuedRenderableCollection::OM_SORT_DESCENDING, true);
|
---|
801 | }
|
---|
802 |
|
---|
803 |
|
---|
804 | }// for each priority
|
---|
805 | }
|
---|
806 | //-----------------------------------------------------------------------
|
---|
807 | bool KdTreeSceneManager::validatePassForRendering(Pass* pass)
|
---|
808 | {
|
---|
809 | if (mRenderMethod == KdTree::KDRM_INTERNAL)
|
---|
810 | {
|
---|
811 | return SceneManager::validatePassForRendering(pass);
|
---|
812 | }
|
---|
813 |
|
---|
814 | // skip all but first pass if we are doing the depth pass
|
---|
815 | if ((mIsDepthPassPhase || mIsItemBufferPhase) && (pass->getIndex() > 0))
|
---|
816 | {
|
---|
817 | return false;
|
---|
818 | }
|
---|
819 | // all but first pass
|
---|
820 | /*else if ((!mIsDepthPassPhase || mIsItemBufferPhase) && (pass->getIndex() != 0))
|
---|
821 | {
|
---|
822 | return false;
|
---|
823 | }*/
|
---|
824 |
|
---|
825 | return SceneManager::validatePassForRendering(pass);
|
---|
826 | }
|
---|
827 | //-----------------------------------------------------------------------
|
---|
828 | void KdTreeSceneManager::_renderQueueGroupObjects(RenderQueueGroup* pGroup,
|
---|
829 | QueuedRenderableCollection::OrganisationMode om)
|
---|
830 | {
|
---|
831 | if (mRenderMethod == KdTree::KDRM_INTERNAL || !mIsItemBufferPhase)
|
---|
832 | {
|
---|
833 | SceneManager::_renderQueueGroupObjects(pGroup, om);
|
---|
834 | return;
|
---|
835 | }
|
---|
836 | #ifdef ITEM_BUFFER
|
---|
837 | //-- item buffer
|
---|
838 | //-- item buffer: render objects using false colors
|
---|
839 |
|
---|
840 | // Iterate through priorities
|
---|
841 | RenderQueueGroup::PriorityMapIterator groupIt = pGroup->getIterator();
|
---|
842 |
|
---|
843 | while (groupIt.hasMoreElements())
|
---|
844 | {
|
---|
845 | RenderItemBuffer(groupIt.getNext());
|
---|
846 | }
|
---|
847 | #endif // ITEM_BUFFER
|
---|
848 | }
|
---|
849 | //-----------------------------------------------------------------------
|
---|
850 | void KdTreeSceneManager::renderAdditiveStencilShadowedQueueGroupObjects(
|
---|
851 | RenderQueueGroup* pGroup, QueuedRenderableCollection::OrganisationMode om)
|
---|
852 | {
|
---|
853 | // only render solid passes during hierarchical culling
|
---|
854 | if (mIsHierarchicalCulling)
|
---|
855 | {
|
---|
856 | RenderQueueGroup::PriorityMapIterator groupIt = pGroup->getIterator();
|
---|
857 | LightList lightList;
|
---|
858 |
|
---|
859 | while (groupIt.hasMoreElements())
|
---|
860 | {
|
---|
861 | RenderPriorityGroup* pPriorityGrp = groupIt.getNext();
|
---|
862 |
|
---|
863 | // Sort the queue first
|
---|
864 | pPriorityGrp->sort(mCameraInProgress);
|
---|
865 |
|
---|
866 | // Clear light list
|
---|
867 | lightList.clear();
|
---|
868 |
|
---|
869 | // Render all the ambient passes first, no light iteration, no lights
|
---|
870 | /*** msz: no more IRS_AMBIENT, see OgreSceneManager.h ***/
|
---|
871 | // mIlluminationStage = IRS_AMBIENT;
|
---|
872 |
|
---|
873 | SceneManager::renderObjects(pPriorityGrp->getSolidsBasic(), om, false, &lightList);
|
---|
874 | // Also render any objects which have receive shadows disabled
|
---|
875 | SceneManager::renderObjects(pPriorityGrp->getSolidsNoShadowReceive(), om, true);
|
---|
876 | }
|
---|
877 | }
|
---|
878 | else // render the rest of the passes
|
---|
879 | {
|
---|
880 | SceneManager::renderAdditiveStencilShadowedQueueGroupObjects(pGroup, om);
|
---|
881 | }
|
---|
882 | }
|
---|
883 | //-----------------------------------------------------------------------
|
---|
884 | void KdTreeSceneManager::renderModulativeStencilShadowedQueueGroupObjects(
|
---|
885 | RenderQueueGroup* pGroup, QueuedRenderableCollection::OrganisationMode om)
|
---|
886 | {
|
---|
887 | if (mIsHierarchicalCulling)
|
---|
888 | {
|
---|
889 | // Iterate through priorities
|
---|
890 | RenderQueueGroup::PriorityMapIterator groupIt = pGroup->getIterator();
|
---|
891 |
|
---|
892 | while (groupIt.hasMoreElements())
|
---|
893 | {
|
---|
894 | RenderPriorityGroup* pPriorityGrp = groupIt.getNext();
|
---|
895 |
|
---|
896 | // Sort the queue first
|
---|
897 | pPriorityGrp->sort(mCameraInProgress);
|
---|
898 |
|
---|
899 | // Do (shadowable) solids
|
---|
900 | SceneManager::renderObjects(pPriorityGrp->getSolidsBasic(), om, true);
|
---|
901 | }
|
---|
902 | }
|
---|
903 | else
|
---|
904 | {
|
---|
905 | SceneManager::renderModulativeStencilShadowedQueueGroupObjects(pGroup, om);
|
---|
906 | }
|
---|
907 | }
|
---|
908 | //-----------------------------------------------------------------------
|
---|
909 | void KdTreeSceneManager::InitDepthPass()
|
---|
910 | {
|
---|
911 | MaterialPtr depthMat = MaterialManager::getSingleton().getByName("Visibility/DepthPass");
|
---|
912 |
|
---|
913 | if (depthMat.isNull())
|
---|
914 | {
|
---|
915 | depthMat = MaterialManager::getSingleton().create(
|
---|
916 | "Visibility/DepthPass",
|
---|
917 | ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME);
|
---|
918 |
|
---|
919 | mDepthPass = depthMat->getTechnique(0)->getPass(0);
|
---|
920 | mDepthPass->setColourWriteEnabled(false);
|
---|
921 | mDepthPass->setDepthWriteEnabled(true);
|
---|
922 | mDepthPass->setLightingEnabled(false);
|
---|
923 | }
|
---|
924 | else
|
---|
925 | {
|
---|
926 | mDepthPass = depthMat->getTechnique(0)->getPass(0);
|
---|
927 | }
|
---|
928 | }
|
---|
929 | //-----------------------------------------------------------------------
|
---|
930 | void KdTreeSceneManager::InitItemBufferPass()
|
---|
931 | {
|
---|
932 | MaterialPtr itemBufferMat = MaterialManager::getSingleton().
|
---|
933 | getByName("Visibility/ItemBufferPass");
|
---|
934 |
|
---|
935 | if (itemBufferMat.isNull())
|
---|
936 | {
|
---|
937 | // Init
|
---|
938 | itemBufferMat = MaterialManager::getSingleton().create("Visibility/ItemBufferPass",
|
---|
939 | ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME);
|
---|
940 |
|
---|
941 | mItemBufferPass = itemBufferMat->getTechnique(0)->getPass(0);
|
---|
942 | mItemBufferPass->setColourWriteEnabled(true);
|
---|
943 | mItemBufferPass->setDepthWriteEnabled(true);
|
---|
944 | mItemBufferPass->setLightingEnabled(true);
|
---|
945 | //mItemBufferPass->setLightingEnabled(false);
|
---|
946 | }
|
---|
947 | else
|
---|
948 | {
|
---|
949 | mItemBufferPass = itemBufferMat->getTechnique(0)->getPass(0);
|
---|
950 | }
|
---|
951 | //mItemBufferPass->setAmbient(1, 1, 0);
|
---|
952 | }
|
---|
953 | //-----------------------------------------------------------------------
|
---|
954 | void KdTreeSceneManager::PrepareVisualization(Camera *cam)
|
---|
955 | {
|
---|
956 | // add player camera for visualization purpose
|
---|
957 | try
|
---|
958 | {
|
---|
959 | Camera *c;
|
---|
960 | if ((c = getCamera("PlayerCam")) != NULL)
|
---|
961 | {
|
---|
962 | getRenderQueue()->addRenderable(c);
|
---|
963 | }
|
---|
964 | }
|
---|
965 | catch (...)
|
---|
966 | {
|
---|
967 | // ignore
|
---|
968 | }
|
---|
969 |
|
---|
970 | if (mRenderNodesForViz || mRenderNodesContentForViz)
|
---|
971 | {
|
---|
972 | RenderQueue * queue = getRenderQueue();
|
---|
973 | unsigned long frameid = 0;
|
---|
974 |
|
---|
975 | if (mRenderMethod == KdTree::KDRM_INTERNAL)
|
---|
976 | frameid = Root::getSingleton().getCurrentFrameNumber();
|
---|
977 | else
|
---|
978 | frameid = mHierarchyInterface->GetFrameId();
|
---|
979 |
|
---|
980 | for (KdTree::NodeList::iterator it = mVisibleNodes.begin(); it != mVisibleNodes.end(); ++it)
|
---|
981 | {
|
---|
982 | if (mRenderNodesForViz && (*it)->isLeaf())
|
---|
983 | {
|
---|
984 | WireBoundingBox * wirebox = (*it)->getWireBoundingBox();
|
---|
985 | wirebox->setMaterial("KdTree/BoxViz");
|
---|
986 | getRenderQueue()->addRenderable(wirebox);
|
---|
987 | }
|
---|
988 | // add renderables itself
|
---|
989 | if (mRenderNodesContentForViz)
|
---|
990 | {
|
---|
991 | (*it)->queueVisibleObjects(frameid, cam, queue, false, false);
|
---|
992 | }
|
---|
993 | }
|
---|
994 | }
|
---|
995 | }
|
---|
996 | //-----------------------------------------------------------------------
|
---|
997 | void KdTreeSceneManager::InitVisibilityCulling(Camera *cam)
|
---|
998 | {
|
---|
999 | // reset culling manager stats
|
---|
1000 | mVisibilityManager->GetCullingManager()->InitFrame(mVisualizeCulledNodes);
|
---|
1001 |
|
---|
1002 | // set depth pass flag before rendering
|
---|
1003 | mIsDepthPassPhase = mUseDepthPass;
|
---|
1004 |
|
---|
1005 | mIsHierarchicalCulling = true; // during hierarchical culling
|
---|
1006 |
|
---|
1007 | // item buffer needs full ambient lighting to use item colors as unique id
|
---|
1008 | if (mUseItemBuffer)
|
---|
1009 | {
|
---|
1010 | mIsItemBufferPhase = true;
|
---|
1011 | setAmbientLight(ColourValue(1,1,1,1));
|
---|
1012 | }
|
---|
1013 |
|
---|
1014 |
|
---|
1015 | // set passes which are stored in render queue
|
---|
1016 | // for rendering AFTER hierarchical culling, i.e., passes which need
|
---|
1017 | // a special rendering order
|
---|
1018 |
|
---|
1019 | mLeavePassesInQueue = 0;
|
---|
1020 |
|
---|
1021 | // if we have the depth pass or use an item buffer, no passes are left in the queue
|
---|
1022 | if (1 && !mUseDepthPass && !mUseItemBuffer)
|
---|
1023 | {
|
---|
1024 | if (mShadowTechnique == SHADOWTYPE_STENCIL_ADDITIVE)
|
---|
1025 | {
|
---|
1026 | // TODO: remove this pass because it should be processed during hierarchical culling
|
---|
1027 | //mLeavePassesInQueue |= RenderPriorityGroup::SOLID_PASSES_NOSHADOW;
|
---|
1028 |
|
---|
1029 | mLeavePassesInQueue |= RenderPriorityGroup::SOLID_PASSES_DECAL;
|
---|
1030 | mLeavePassesInQueue |= RenderPriorityGroup::SOLID_PASSES_DIFFUSE_SPECULAR;
|
---|
1031 | mLeavePassesInQueue |= RenderPriorityGroup::TRANSPARENT_PASSES;
|
---|
1032 |
|
---|
1033 | // just render ambient passes
|
---|
1034 | /*** msz: no more IRS_AMBIENT, see OgreSceneManager.h ***/
|
---|
1035 | // mIlluminationStage = IRS_AMBIENT;
|
---|
1036 | //getRenderQueue()->setSplitPassesByLightingType(true);
|
---|
1037 | }
|
---|
1038 |
|
---|
1039 | if (mShadowTechnique == SHADOWTYPE_STENCIL_MODULATIVE)
|
---|
1040 | {
|
---|
1041 | mLeavePassesInQueue |= RenderPriorityGroup::SOLID_PASSES_NOSHADOW;
|
---|
1042 | mLeavePassesInQueue |= RenderPriorityGroup::TRANSPARENT_PASSES;
|
---|
1043 | }
|
---|
1044 |
|
---|
1045 | // transparents should be rendered after hierarchical culling to
|
---|
1046 | // provide front-to-back ordering
|
---|
1047 | if (mDelayRenderTransparents)
|
---|
1048 | {
|
---|
1049 | mLeavePassesInQueue |= RenderPriorityGroup::TRANSPARENT_PASSES;
|
---|
1050 | }
|
---|
1051 | }
|
---|
1052 |
|
---|
1053 | // skip rendering transparents during the hierarchical culling
|
---|
1054 | // (because they will be rendered afterwards)
|
---|
1055 | mSkipTransparents =
|
---|
1056 | (mIsDepthPassPhase || (mLeavePassesInQueue & RenderPriorityGroup::TRANSPARENT_PASSES));
|
---|
1057 |
|
---|
1058 | // -- initialise interface for rendering traversal of the hierarchy
|
---|
1059 | mHierarchyInterface->SetHierarchyRoot(mKdTree->getRoot());
|
---|
1060 |
|
---|
1061 | // possible two cameras (one for culling, one for rendering)
|
---|
1062 | mHierarchyInterface->InitTraversal(mCameraInProgress,
|
---|
1063 | /*mCullCamera ? getCamera("CullCamera") : */NULL,
|
---|
1064 | mLeavePassesInQueue);
|
---|
1065 |
|
---|
1066 | }
|
---|
1067 | //-----------------------------------------------------------------------
|
---|
1068 | void KdTreeSceneManager::WriteLog()
|
---|
1069 | {
|
---|
1070 | std::stringstream d;
|
---|
1071 |
|
---|
1072 | d << "Depth pass: " << StringConverter::toString(mUseDepthPass) << ", "
|
---|
1073 | << "Delay transparents: " << StringConverter::toString(mDelayRenderTransparents) << ", "
|
---|
1074 | << "Use optimization: " << StringConverter::toString(mHierarchyInterface->GetTestGeometryForVisibleLeaves()) << ", "
|
---|
1075 | << "Algorithm type: " << mVisibilityManager->GetCullingManagerType() << ", "
|
---|
1076 | // << "Hierarchy nodes: " << mNumOctants << ", "
|
---|
1077 | << "Traversed nodes: " << mHierarchyInterface->GetNumTraversedNodes() << ", "
|
---|
1078 | << "Rendered nodes: " << mHierarchyInterface->GetNumRenderedNodes() << ", "
|
---|
1079 | << "Query culled nodes: " << mVisibilityManager->GetCullingManager()->GetNumQueryCulledNodes() << ", "
|
---|
1080 | << "Frustum culled nodes: " << mVisibilityManager->GetCullingManager()->GetNumFrustumCulledNodes() << ", "
|
---|
1081 | << "Queries issued: " << mVisibilityManager->GetCullingManager()->GetNumQueriesIssued() << ", "
|
---|
1082 | // << "Found objects: " << (int)mVisible.size() << "\n"
|
---|
1083 | ;
|
---|
1084 |
|
---|
1085 | LogManager::getSingleton().logMessage(d.str());
|
---|
1086 | }
|
---|
1087 | //-----------------------------------------------------------------------
|
---|
1088 | const Pass *KdTreeSceneManager::_setPass(Pass* pass)
|
---|
1089 | {
|
---|
1090 | if (mRenderMethod == KdTree::KDRM_INTERNAL)
|
---|
1091 | {
|
---|
1092 | return SceneManager::_setPass(pass);
|
---|
1093 | }
|
---|
1094 |
|
---|
1095 | // TODO: setting vertex program is not efficient
|
---|
1096 | //Pass *usedPass = ((mIsDepthPassPhase && !pass->hasVertexProgram()) ? mDepthPass : pass);
|
---|
1097 |
|
---|
1098 | // set depth fill pass if we currently do not make an aabb occlusion query
|
---|
1099 | const bool useDepthPass =
|
---|
1100 | (mIsDepthPassPhase && !mHierarchyInterface->IsBoundingBoxQuery());
|
---|
1101 |
|
---|
1102 | Pass *usedPass = useDepthPass ? mDepthPass : pass;
|
---|
1103 |
|
---|
1104 |
|
---|
1105 | const IlluminationRenderStage savedStage = mIlluminationStage;
|
---|
1106 |
|
---|
1107 | // set illumination stage to NONE so no shadow material is used
|
---|
1108 | // for depth pass or for occlusion query
|
---|
1109 | if (mIsDepthPassPhase || mHierarchyInterface->IsBoundingBoxQuery())
|
---|
1110 | {
|
---|
1111 | mIlluminationStage = IRS_NONE;
|
---|
1112 | }
|
---|
1113 |
|
---|
1114 | // --- set vertex program of current pass in order to set correct depth
|
---|
1115 | if (mExecuteVertexProgramForAllPasses &&
|
---|
1116 | mIsDepthPassPhase &&
|
---|
1117 | pass->hasVertexProgram())
|
---|
1118 | {
|
---|
1119 | // add vertex program of current pass to depth pass
|
---|
1120 | mDepthPass->setVertexProgram(pass->getVertexProgramName());
|
---|
1121 |
|
---|
1122 | if (mDepthPass->hasVertexProgram())
|
---|
1123 | {
|
---|
1124 | const GpuProgramPtr& prg = mDepthPass->getVertexProgram();
|
---|
1125 | // Load this program if not done already
|
---|
1126 | if (!prg->isLoaded())
|
---|
1127 | prg->load();
|
---|
1128 | // Copy params
|
---|
1129 | mDepthPass->setVertexProgramParameters(pass->getVertexProgramParameters());
|
---|
1130 | }
|
---|
1131 | }
|
---|
1132 | else if (mDepthPass->hasVertexProgram()) // reset vertex program
|
---|
1133 | {
|
---|
1134 | mDepthPass->setVertexProgram("");
|
---|
1135 | }
|
---|
1136 |
|
---|
1137 | // save old depth write: needed for item buffer
|
---|
1138 | const bool IsDepthWrite = usedPass->getDepthWriteEnabled();
|
---|
1139 |
|
---|
1140 | // global option which enables / disables depth writes
|
---|
1141 | if (!mEnableDepthWrite)
|
---|
1142 | {
|
---|
1143 | usedPass->setDepthWriteEnabled(false);
|
---|
1144 | }
|
---|
1145 | //else if (mIsItemBufferPass) {usedPass = mItemBufferPass;}
|
---|
1146 |
|
---|
1147 |
|
---|
1148 | //-- set actual pass here
|
---|
1149 | const Pass *result = SceneManager::_setPass(usedPass);
|
---|
1150 |
|
---|
1151 |
|
---|
1152 | // reset depth write
|
---|
1153 | if (!mEnableDepthWrite)
|
---|
1154 | {
|
---|
1155 | usedPass->setDepthWriteEnabled(IsDepthWrite);
|
---|
1156 | }
|
---|
1157 |
|
---|
1158 | // reset illumination stage
|
---|
1159 | mIlluminationStage = savedStage;
|
---|
1160 |
|
---|
1161 | return result;
|
---|
1162 | }
|
---|
1163 |
|
---|
1164 | //-----------------------------------------------------------------------
|
---|
1165 | //-----------------------------------------------------------------------
|
---|
1166 | const String KdTreeSceneManagerFactory::FACTORY_TYPE_NAME = "KdTreeSceneManager";
|
---|
1167 | //-----------------------------------------------------------------------
|
---|
1168 | void KdTreeSceneManagerFactory::initMetaData(void) const
|
---|
1169 | {
|
---|
1170 | mMetaData.typeName = FACTORY_TYPE_NAME;
|
---|
1171 | mMetaData.description = "Scene manager that organises the scene based on a kd-tree";
|
---|
1172 | mMetaData.sceneTypeMask = 0xFFFF; // support all types of scenes (hopefully)
|
---|
1173 | mMetaData.worldGeometrySupported = false;
|
---|
1174 | }
|
---|
1175 | //-----------------------------------------------------------------------
|
---|
1176 | SceneManager* KdTreeSceneManagerFactory::createInstance(
|
---|
1177 | const String& instanceName)
|
---|
1178 | {
|
---|
1179 | return new KdTreeSceneManager(instanceName, visManager);
|
---|
1180 | }
|
---|
1181 | //-----------------------------------------------------------------------
|
---|
1182 | void KdTreeSceneManagerFactory::destroyInstance(SceneManager* instance)
|
---|
1183 | {
|
---|
1184 | delete instance;
|
---|
1185 | }
|
---|
1186 |
|
---|
1187 | } // namespace Ogre
|
---|
1188 |
|
---|