[720] | 1 | #include "OgreOcclusionCullingSceneManager.h"
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[675] | 2 | #include "OgreVisibilityOptionsManager.h"
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| 3 | #include <OgreMath.h>
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| 4 | #include <OgreIteratorWrappers.h>
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| 5 | #include <OgreRenderSystem.h>
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| 6 | #include <OgreCamera.h>
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| 7 | #include <OgreLogManager.h>
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| 8 | #include <OgreStringConverter.h>
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| 9 | #include <OgreEntity.h>
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| 10 | #include <OgreSubEntity.h>
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[897] | 11 | #include <OgreMaterialManager.h>
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[863] | 12 | #include <OgreIteratorWrappers.h>
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[925] | 13 | #include <OgreHeightmapTerrainPageSource.h>
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[863] | 14 | #include "ViewCellsManager.h"
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[903] | 15 | #include <OgreConfigFile.h>
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| 16 | #include "OgreTypeConverter.h"
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| 17 | #include "OgreMeshInstance.h"
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[931] | 18 | #include "OgreBoundingBoxConverter.h"
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[1593] | 19 | #include <OgreManualObject.h>
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[1616] | 20 | #include "IntersectableWrapper.h"
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[1816] | 21 | #include "IVReader.h"
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[2119] | 22 | #include "ObjReader.h"
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[2171] | 23 | #include "OgreOcclusionQueriesQueryManager.h"
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[2183] | 24 | #include "VisibilityInfo.h"
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| 25 | #include "Preprocessor.h"
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[675] | 26 |
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[1816] | 27 |
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[675] | 28 | namespace Ogre {
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| 29 |
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| 30 | //-----------------------------------------------------------------------
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[2066] | 31 | OcclusionCullingSceneManager::OcclusionCullingSceneManager(
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| 32 | const String& name,
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| 33 | GtpVisibility::VisibilityManager *visManager):
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[897] | 34 | TerrainSceneManager(name),
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[675] | 35 | mVisibilityManager(visManager),
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| 36 | mShowVisualization(false),
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| 37 | mRenderNodesForViz(false),
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| 38 | mRenderNodesContentForViz(false),
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| 39 | mVisualizeCulledNodes(false),
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| 40 | mLeavePassesInQueue(0),
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| 41 | mDelayRenderTransparents(true),
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| 42 | mUseDepthPass(false),
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| 43 | mIsDepthPassPhase(false),
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| 44 | mUseItemBuffer(false),
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| 45 | mIsItemBufferPhase(false),
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| 46 | mCurrentEntityId(1),
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| 47 | mEnableDepthWrite(true),
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| 48 | mSkipTransparents(false),
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| 49 | mRenderTransparentsForItemBuffer(true),
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[925] | 50 | mExecuteVertexProgramForAllPasses(false),
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[903] | 51 | mIsHierarchicalCulling(false),
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| 52 | mViewCellsLoaded(false),
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| 53 | mUseViewCells(false),
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| 54 | mCurrentViewCell(NULL),
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[1276] | 55 | mDeleteQueueAfterRendering(true),
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[2254] | 56 | mNormalExecution(false),
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[1616] | 57 | mShowViewCells(false),
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[1816] | 58 | mViewCellsGeometryLoaded(false),
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[1823] | 59 | mShowTerrain(false),
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| 60 | mViewCellsFilename(""),
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[2145] | 61 | mFilename("terrain"),
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| 62 | mFlushRate(10),
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[2254] | 63 | mCurrentFrame(0),
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[2255] | 64 | mUseVisibilityQueries(true),
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[2254] | 65 | mUseFromPointQueries(false),
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[2255] | 66 | mQueryMode(NODE_QUERIES),
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[2360] | 67 | mResetMaterialForQueries(false),
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| 68 | mRenderPvsForViz(false)
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[675] | 69 | {
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[1816] | 70 | Ogre::LogManager::getSingleton().
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| 71 | logMessage("creating occlusion culling scene manager");
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[1264] | 72 |
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[675] | 73 | mHierarchyInterface = new OctreeHierarchyInterface(this, mDestRenderSystem);
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| 74 |
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[868] | 75 | if (0)
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| 76 | {
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[925] | 77 | mDisplayNodes = true;
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| 78 | mShowBoundingBoxes = true;
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| 79 | mShowBoxes = true;
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[868] | 80 | }
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| 81 |
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[2254] | 82 | // set maxdepth to reasonable value
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[675] | 83 | mMaxDepth = 50;
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[2123] | 84 |
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| 85 | mObjReader = new ObjReader(this);
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[675] | 86 | }
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| 87 | //-----------------------------------------------------------------------
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[720] | 88 | void OcclusionCullingSceneManager::InitDepthPass()
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[675] | 89 | {
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[1610] | 90 | MaterialPtr depthMat =
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| 91 | MaterialManager::getSingleton().getByName("Visibility/DepthPass");
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[675] | 92 |
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| 93 | if (depthMat.isNull())
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| 94 | {
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| 95 | depthMat = MaterialManager::getSingleton().create(
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| 96 | "Visibility/DepthPass",
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| 97 | ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME);
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| 98 |
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| 99 | mDepthPass = depthMat->getTechnique(0)->getPass(0);
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| 100 | mDepthPass->setColourWriteEnabled(false);
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| 101 | mDepthPass->setDepthWriteEnabled(true);
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| 102 | mDepthPass->setLightingEnabled(false);
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| 103 | }
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| 104 | else
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| 105 | {
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| 106 | mDepthPass = depthMat->getTechnique(0)->getPass(0);
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| 107 | }
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| 108 | }
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| 109 | //-----------------------------------------------------------------------
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[720] | 110 | OcclusionCullingSceneManager::~OcclusionCullingSceneManager()
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[675] | 111 | {
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[2254] | 112 | CLEAR_CONTAINER(mObjects);
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[675] | 113 | OGRE_DELETE(mHierarchyInterface);
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[2123] | 114 | OGRE_DELETE(mObjReader);
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[675] | 115 | }
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| 116 | //-----------------------------------------------------------------------
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[720] | 117 | void OcclusionCullingSceneManager::InitItemBufferPass()
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[675] | 118 | {
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| 119 | MaterialPtr itemBufferMat = MaterialManager::getSingleton().
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| 120 | getByName("Visibility/ItemBufferPass");
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| 121 |
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| 122 | if (itemBufferMat.isNull())
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| 123 | {
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| 124 | // Init
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[1610] | 125 | itemBufferMat =
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| 126 | MaterialManager::getSingleton().create("Visibility/ItemBufferPass",
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[675] | 127 | ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME);
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| 128 |
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| 129 | mItemBufferPass = itemBufferMat->getTechnique(0)->getPass(0);
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| 130 | mItemBufferPass->setColourWriteEnabled(true);
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| 131 | mItemBufferPass->setDepthWriteEnabled(true);
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| 132 | mItemBufferPass->setLightingEnabled(true);
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| 133 | //mItemBufferPass->setLightingEnabled(false);
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| 134 | }
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| 135 | else
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| 136 | {
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| 137 | mItemBufferPass = itemBufferMat->getTechnique(0)->getPass(0);
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| 138 | }
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| 139 | //mItemBufferPass->setAmbient(1, 1, 0);
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| 140 | }
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[897] | 141 | //-------------------------------------------------------------------------
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[925] | 142 | #if 1
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[1816] | 143 | void OcclusionCullingSceneManager::setWorldGeometry(DataStreamPtr& stream,
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| 144 | const String& typeName)
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[897] | 145 | {
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[2097] | 146 | // Clear out any existing world resources (if not default)
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[897] | 147 | if (ResourceGroupManager::getSingleton().getWorldResourceGroupName() !=
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| 148 | ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME)
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| 149 | {
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| 150 | ResourceGroupManager::getSingleton().clearResourceGroup(
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| 151 | ResourceGroupManager::getSingleton().getWorldResourceGroupName());
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| 152 | }
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[1610] | 153 |
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[897] | 154 | destroyLevelIndexes();
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| 155 | mTerrainPages.clear();
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[1610] | 156 |
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[897] | 157 | // Load the configuration
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[938] | 158 | loadConfig(stream);
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[897] | 159 |
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[2097] | 160 | //////////////
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| 161 | // file loading
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[1823] | 162 |
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[2097] | 163 | // load the scene
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[2119] | 164 | LoadScene(mFilename, mViewCellsFilename);
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[2097] | 165 |
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[1816] | 166 | if (mShowTerrain)
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[1823] | 167 | {
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[1816] | 168 | initLevelIndexes();
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[897] | 169 |
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[1816] | 170 | // Resize the octree, allow for 1 page for now
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| 171 | float max_x = mOptions.scale.x * mOptions.pageSize;
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[1823] | 172 | float max_y = mOptions.scale.y;// * mOptions.pageSize;
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[1816] | 173 | float max_z = mOptions.scale.z * mOptions.pageSize;
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| 174 |
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[2360] | 175 | if (1)
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| 176 | {
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| 177 | // keep octree equal at all sides so nodes adapt better to small objects
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| 178 | float maxAxis = std::max(max_x, max_y);
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| 179 | maxAxis = std::max(maxAxis, max_z);
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| 180 | resize(AxisAlignedBox( 0, 0, 0, maxAxis, maxAxis, maxAxis));
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| 181 | }
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| 182 | else
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| 183 | {
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| 184 | resize(AxisAlignedBox( 0, 0, 0, max_x, max_y, max_z));
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| 185 | }
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[1823] | 186 |
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[1816] | 187 | setupTerrainMaterial();
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| 188 | setupTerrainPages();
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[1823] | 189 | }
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[897] | 190 | }
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[925] | 191 | #endif
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[2097] | 192 |
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[1816] | 193 | //-------------------------------------------------------------------------
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| 194 | void OcclusionCullingSceneManager::loadConfig(DataStreamPtr& stream)
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| 195 | {
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[1823] | 196 | // Set up the options
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[1816] | 197 | ConfigFile config;
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| 198 | String val;
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[2254] | 199 |
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[1816] | 200 | config.load(stream);
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[2254] | 201 |
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| 202 | LogManager::getSingleton().logMessage("****** OcclusionCullingSceneManager Options ********");
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[1816] | 203 |
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[1823] | 204 | val = config.getSetting("DepthPass");
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[1816] | 205 |
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| 206 | if (!val.empty())
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| 207 | {
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[2254] | 208 | if ( val == "yes" )
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| 209 | mUseDepthPass = true;
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| 210 | else
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| 211 | mUseDepthPass = false;
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[1816] | 212 | }
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| 213 |
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[2254] | 214 | val = config.getSetting("ExecuteVertexProgramForDepth");
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| 215 |
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| 216 | if (!val.empty())
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| 217 | {
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| 218 | if ( val == "yes" )
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| 219 | mExecuteVertexProgramForAllPasses = true;
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| 220 | else
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| 221 | mExecuteVertexProgramForAllPasses = false;
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| 222 | }
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| 223 |
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| 224 | val = config.getSetting("UseVisibilityQueries");
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| 225 |
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| 226 | if (!val.empty())
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| 227 | {
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| 228 | if ( val == "yes" )
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| 229 | mUseVisibilityQueries = true;
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| 230 | else
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| 231 | mUseVisibilityQueries = false;
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| 232 | }
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| 233 |
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| 234 | val = config.getSetting("UseFromPointQueries");
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[2145] | 235 |
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[2254] | 236 | if (!val.empty())
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| 237 | {
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| 238 | if (val == "yes")
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| 239 | mUseFromPointQueries = true;
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| 240 | else
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| 241 | mUseFromPointQueries = false;
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| 242 | }
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| 243 |
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[2255] | 244 | val = config.getSetting("QueryObjectsMode");
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[2254] | 245 |
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| 246 | if (!val.empty())
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| 247 | {
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[2255] | 248 | if (val == "EXACT")
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| 249 | mQueryMode = EXACT_QUERIES;
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| 250 | else if (val == "NODE")
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| 251 | mQueryMode = NODE_QUERIES;
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| 252 | else
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| 253 | mQueryMode = APPROXIMATE_QUERIES;
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[2254] | 254 | }
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| 255 |
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[2255] | 256 | val = config.getSetting("ResetMaterialForQueries");
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[2254] | 257 |
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| 258 | if (!val.empty())
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| 259 | {
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| 260 | if (val == "yes")
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[2255] | 261 | mResetMaterialForQueries = true;
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[2254] | 262 | else
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[2255] | 263 | mResetMaterialForQueries = false;
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[2254] | 264 | }
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| 265 |
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[1823] | 266 | val = config.getSetting("FlushQueue");
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| 267 |
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[1816] | 268 | if (!val.empty())
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| 269 | {
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[2254] | 270 | if ( val == "yes" )
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| 271 | mDeleteQueueAfterRendering = true;
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| 272 | else
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| 273 | mDeleteQueueAfterRendering = false;
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[1823] | 274 | }
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[1816] | 275 |
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[2254] | 276 | val = config.getSetting("Scene");
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[1823] | 277 |
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| 278 | if (!val.empty())
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| 279 | {
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| 280 | mFilename = val.c_str();
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| 281 |
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[2102] | 282 | // load terrain instead of scene
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[1823] | 283 | if (mFilename == "terrain")
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| 284 | {
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| 285 | mShowTerrain = true;
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[2502] | 286 | LogManager::getSingleton().logMessage("scene: loading terrain");
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[1823] | 287 | }
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[2108] | 288 | else
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| 289 | {
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| 290 | mShowTerrain = false;
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[2502] | 291 | LogManager::getSingleton().logMessage("scene: loading geometry");
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[2108] | 292 | }
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[1816] | 293 | }
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[1823] | 294 |
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| 295 | if (!mShowTerrain)
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| 296 | {
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| 297 | val = config.getSetting("ViewCells");
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| 298 |
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| 299 | if (!val.empty())
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| 300 | {
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[2097] | 301 | mViewCellsFilename = val;
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[1823] | 302 | }
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| 303 | }
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[2097] | 304 |
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[2455] | 305 | /////////////
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[1816] | 306 | val = config.getSetting("OnlineCullingAlgorithm");
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| 307 |
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| 308 | if (!val.empty())
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| 309 | {
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| 310 | GtpVisibility::VisibilityEnvironment::CullingManagerType algorithm;
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| 311 |
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| 312 | if (val == "CHC")
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| 313 | {
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| 314 | algorithm =
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| 315 | GtpVisibility::VisibilityEnvironment::COHERENT_HIERARCHICAL_CULLING;
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[2255] | 316 | LogManager::getSingleton().logMessage("Using chc algorithm");
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[1816] | 317 | }
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| 318 | else if (val == "SWC")
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| 319 | {
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| 320 | algorithm =
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| 321 | GtpVisibility::VisibilityEnvironment::STOP_AND_WAIT_CULLING;
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[2255] | 322 |
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| 323 | LogManager::getSingleton().logMessage("Using stop and wait algorithm");
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[1816] | 324 | }
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[2289] | 325 | else if (val == "RUC")
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| 326 | {
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| 327 | algorithm =
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| 328 | GtpVisibility::VisibilityEnvironment::RANDOM_UPDATE_CULLING;
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| 329 |
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| 330 | LogManager::getSingleton().logMessage("Using random update culling");
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| 331 | }
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[1816] | 332 | else if (val == "VFC")
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| 333 | {
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| 334 | algorithm =
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| 335 | GtpVisibility::VisibilityEnvironment::FRUSTUM_CULLING;
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[2255] | 336 |
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| 337 | LogManager::getSingleton().logMessage("Using frustum culling algorithm");
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[1816] | 338 | }
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| 339 | else // default rendering
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| 340 | {
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| 341 | algorithm =
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| 342 | GtpVisibility::VisibilityEnvironment::NUM_CULLING_MANAGERS;
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[1823] | 343 |
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| 344 | mNormalExecution = true;
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[2255] | 345 | LogManager::getSingleton().logMessage("Using default octree scene manager rendering");
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[1816] | 346 | }
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| 347 |
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| 348 | mVisibilityManager->SetCullingManager(algorithm);
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| 349 | }
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| 350 |
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[2097] | 351 | /////////////
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[2455] | 352 | val = config.getSetting("TestGeometryForVisibleLeaves");
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[1823] | 353 |
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[2455] | 354 | if (!val.empty())
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| 355 | {
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| 356 | if (val == "yes")
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| 357 | mVisibilityManager->SetTestGeometryForVisibleLeaves(true);
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| 358 | else
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| 359 | mVisibilityManager->SetTestGeometryForVisibleLeaves(false);
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| 360 | }
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| 361 |
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| 362 | /////////////
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| 363 | val = config.getSetting("TestGeometryBounds");
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| 364 |
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| 365 | if (!val.empty())
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| 366 | {
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| 367 | if (val == "yes")
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| 368 | mHierarchyInterface->SetTestGeometryBounds(true);
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| 369 | else
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| 370 | mHierarchyInterface->SetTestGeometryBounds(false);
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| 371 | }
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| 372 |
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| 373 | /////////////
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| 374 | val = config.getSetting("AssumedVisibleFrames");
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| 375 |
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| 376 | if (!val.empty())
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| 377 | {
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| 378 | mVisibilityManager->SetAssumedVisibilityForChc(atoi(val.c_str()));
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| 379 | }
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| 380 |
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| 381 |
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| 382 | /////////////
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| 383 | val = config.getSetting("RandomUpdateCandidates");
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| 384 |
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| 385 | if (!val.empty())
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| 386 | {
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| 387 | mVisibilityManager->SetRandomUpdateCandidatesForRuc(atoi(val.c_str()));
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| 388 | }
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| 389 |
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| 390 |
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| 391 | /////////////
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| 392 | // output
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| 393 |
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[2255] | 394 | if (mUseDepthPass)
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| 395 | LogManager::getSingleton().logMessage("using depth pass");
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| 396 | else
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| 397 | LogManager::getSingleton().logMessage("not using depth pass");
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| 398 |
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| 399 | if (mExecuteVertexProgramForAllPasses)
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| 400 | LogManager::getSingleton().logMessage("executing vertex program for passes");
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| 401 | else
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| 402 | LogManager::getSingleton().logMessage("not executing vertex program for passes");
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| 403 |
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| 404 | if (mUseVisibilityQueries)
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| 405 | LogManager::getSingleton().logMessage("using visibility queries");
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| 406 | else
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| 407 | LogManager::getSingleton().logMessage("not using visibility queries");
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| 408 |
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| 409 | if (mUseFromPointQueries)
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| 410 | LogManager::getSingleton().logMessage("using from point queries");
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| 411 | else
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| 412 | LogManager::getSingleton().logMessage("not using from point queries");
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| 413 |
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| 414 | if (mQueryMode == EXACT_QUERIES)
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| 415 | LogManager::getSingleton().logMessage("using exact queries");
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| 416 | else if (mQueryMode == NODE_QUERIES)
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| 417 | LogManager::getSingleton().logMessage("using node queries");
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| 418 | else if (mQueryMode == APPROXIMATE_QUERIES)
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| 419 | LogManager::getSingleton().logMessage("using approximate queries");
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| 420 |
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| 421 | if (mResetMaterialForQueries)
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| 422 | LogManager::getSingleton().logMessage("resetting material for queries");
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| 423 | else
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| 424 | LogManager::getSingleton().logMessage("resetting material for queries");
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| 425 |
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| 426 | if (mDeleteQueueAfterRendering)
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| 427 | LogManager::getSingleton().logMessage("flushing queue after some frames");
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| 428 | else
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| 429 | LogManager::getSingleton().logMessage("not flushing queue after some frames");
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| 430 |
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[2455] | 431 | if (mVisibilityManager->GetTestGeometryForVisibleLeaves())
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| 432 | LogManager::getSingleton().logMessage("test geometry for visible leaves");
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| 433 | else
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| 434 | LogManager::getSingleton().logMessage("not testing geometry for visible leaves");
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| 435 |
|
---|
| 436 | if (mHierarchyInterface->GetTestGeometryBounds())
|
---|
| 437 | LogManager::getSingleton().logMessage("test geometry bounds instead of bounding box");
|
---|
| 438 | else
|
---|
| 439 | LogManager::getSingleton().logMessage("not testing geometry bounds instead of bounding box");
|
---|
| 440 |
|
---|
| 441 |
|
---|
| 442 | /////////////
|
---|
| 443 | // terrain options
|
---|
| 444 |
|
---|
[1823] | 445 | if (!mShowTerrain)
|
---|
| 446 | return;
|
---|
| 447 |
|
---|
[2097] | 448 | val = config.getSetting("DetailTile");
|
---|
| 449 | if (!val.empty())
|
---|
[1823] | 450 | setDetailTextureRepeat(atoi(val.c_str()));
|
---|
| 451 |
|
---|
[2097] | 452 | val = config.getSetting("MaxMipMapLevel");
|
---|
| 453 | if (!val.empty())
|
---|
| 454 | setMaxGeoMipMapLevel(atoi(val.c_str()));
|
---|
[1823] | 455 |
|
---|
| 456 |
|
---|
[2097] | 457 | val = config.getSetting("PageSize");
|
---|
| 458 | if (!val.empty())
|
---|
| 459 | setPageSize(atoi(val.c_str()));
|
---|
[1823] | 460 | else
|
---|
| 461 | OGRE_EXCEPT(Exception::ERR_ITEM_NOT_FOUND, "Missing option 'PageSize'",
|
---|
| 462 | "TerrainSceneManager::loadConfig");
|
---|
| 463 |
|
---|
| 464 |
|
---|
[2097] | 465 | val = config.getSetting("TileSize");
|
---|
| 466 | if (!val.empty())
|
---|
| 467 | setTileSize(atoi(val.c_str()));
|
---|
[1823] | 468 | else
|
---|
| 469 | OGRE_EXCEPT(Exception::ERR_ITEM_NOT_FOUND, "Missing option 'TileSize'",
|
---|
| 470 | "TerrainSceneManager::loadConfig");
|
---|
| 471 |
|
---|
| 472 | Vector3 v = Vector3::UNIT_SCALE;
|
---|
| 473 |
|
---|
| 474 | val = config.getSetting( "PageWorldX" );
|
---|
| 475 | if ( !val.empty() )
|
---|
| 476 | v.x = atof( val.c_str() );
|
---|
| 477 |
|
---|
| 478 | val = config.getSetting( "MaxHeight" );
|
---|
| 479 | if ( !val.empty() )
|
---|
| 480 | v.y = atof( val.c_str() );
|
---|
| 481 |
|
---|
| 482 | val = config.getSetting( "PageWorldZ" );
|
---|
| 483 | if ( !val.empty() )
|
---|
| 484 | v.z = atof( val.c_str() );
|
---|
| 485 |
|
---|
| 486 | // Scale x/z relative to pagesize
|
---|
| 487 | v.x /= mOptions.pageSize;
|
---|
| 488 | v.z /= mOptions.pageSize;
|
---|
| 489 | setScale(v);
|
---|
| 490 |
|
---|
| 491 | val = config.getSetting( "MaxPixelError" );
|
---|
| 492 | if ( !val.empty() )
|
---|
| 493 | setMaxPixelError(atoi( val.c_str() ));
|
---|
| 494 |
|
---|
| 495 | mDetailTextureName = config.getSetting( "DetailTexture" );
|
---|
| 496 |
|
---|
| 497 | mWorldTextureName = config.getSetting( "WorldTexture" );
|
---|
| 498 |
|
---|
| 499 | if ( config.getSetting( "VertexColours" ) == "yes" )
|
---|
| 500 | mOptions.coloured = true;
|
---|
| 501 |
|
---|
| 502 | if ( config.getSetting( "VertexNormals" ) == "yes" )
|
---|
| 503 | mOptions.lit = true;
|
---|
| 504 |
|
---|
| 505 | if ( config.getSetting( "UseTriStrips" ) == "yes" )
|
---|
| 506 | setUseTriStrips(true);
|
---|
| 507 |
|
---|
| 508 | if ( config.getSetting( "VertexProgramMorph" ) == "yes" )
|
---|
| 509 | setUseLODMorph(true);
|
---|
| 510 |
|
---|
| 511 | val = config.getSetting( "LODMorphStart");
|
---|
| 512 | if ( !val.empty() )
|
---|
| 513 | setLODMorphStart(atof(val.c_str()));
|
---|
| 514 |
|
---|
| 515 | val = config.getSetting( "CustomMaterialName" );
|
---|
| 516 | if ( !val.empty() )
|
---|
| 517 | setCustomMaterial(val);
|
---|
| 518 |
|
---|
| 519 | val = config.getSetting( "MorphLODFactorParamName" );
|
---|
| 520 | if ( !val.empty() )
|
---|
| 521 | setCustomMaterialMorphFactorParam(val);
|
---|
| 522 |
|
---|
| 523 | val = config.getSetting( "MorphLODFactorParamIndex" );
|
---|
| 524 | if ( !val.empty() )
|
---|
| 525 | setCustomMaterialMorphFactorParam(atoi(val.c_str()));
|
---|
| 526 |
|
---|
| 527 | // Now scan through the remaining settings, looking for any PageSource
|
---|
| 528 | // prefixed items
|
---|
| 529 | String pageSourceName = config.getSetting("PageSource");
|
---|
| 530 | if (pageSourceName == "")
|
---|
[1816] | 531 | {
|
---|
[1823] | 532 | OGRE_EXCEPT(Exception::ERR_ITEM_NOT_FOUND, "Missing option 'PageSource'",
|
---|
| 533 | "TerrainSceneManager::loadConfig");
|
---|
[1816] | 534 | }
|
---|
[2108] | 535 |
|
---|
[1823] | 536 | TerrainPageSourceOptionList optlist;
|
---|
| 537 | ConfigFile::SettingsIterator setIt = config.getSettingsIterator();
|
---|
| 538 | while (setIt.hasMoreElements())
|
---|
| 539 | {
|
---|
| 540 | String name = setIt.peekNextKey();
|
---|
| 541 | String value = setIt.getNext();
|
---|
| 542 | if (StringUtil::startsWith(name, pageSourceName, false))
|
---|
| 543 | {
|
---|
| 544 | optlist.push_back(TerrainPageSourceOption(name, value));
|
---|
| 545 | }
|
---|
| 546 | }
|
---|
[2108] | 547 |
|
---|
[1823] | 548 | // set the page source
|
---|
| 549 | selectPageSource(pageSourceName, optlist);
|
---|
[2145] | 550 |
|
---|
[2254] | 551 |
|
---|
| 552 | LogManager::getSingleton().logMessage("****** OcclusionCullingSceneManager Options Finished ********");
|
---|
[1816] | 553 | }
|
---|
[2253] | 554 | //-----------------------------------------------------------------------
|
---|
[2123] | 555 | void OcclusionCullingSceneManager::MailPvsObjects()
|
---|
| 556 | {
|
---|
| 557 | GtpVisibilityPreprocessor::ObjectPvsIterator pit =
|
---|
[2502] | 558 | mCurrentViewCell->GetPvs().GetIterator();
|
---|
[2123] | 559 |
|
---|
| 560 | while (pit.HasMoreEntries())
|
---|
| 561 | {
|
---|
| 562 | GtpVisibilityPreprocessor::Intersectable *obj = pit.Next();
|
---|
| 563 |
|
---|
| 564 | if (obj->Type() !=
|
---|
| 565 | GtpVisibilityPreprocessor::Intersectable::ENGINE_INTERSECTABLE)
|
---|
| 566 | continue;
|
---|
| 567 |
|
---|
| 568 | EngineIntersectable *oi = static_cast<EngineIntersectable *>(obj);
|
---|
| 569 |
|
---|
| 570 | EntityContainer *entries = oi->GetItem();
|
---|
| 571 | EntityContainer::const_iterator eit, eit_end = entries->end();
|
---|
| 572 |
|
---|
| 573 | for (eit = entries->begin(); eit != eit_end; ++ eit)
|
---|
| 574 | {
|
---|
| 575 | (*eit)->setUserAny(Any((int)0));
|
---|
| 576 | }
|
---|
| 577 | }
|
---|
| 578 | }
|
---|
[675] | 579 | //-----------------------------------------------------------------------
|
---|
[2123] | 580 | void OcclusionCullingSceneManager::ShowViewCellsGeometry()
|
---|
[2502] | 581 | {
|
---|
| 582 | #if TODO
|
---|
[2123] | 583 | // show only current view cell
|
---|
| 584 | if (!mShowViewCells)
|
---|
| 585 | {
|
---|
| 586 | const int id = mCurrentViewCell->GetId();
|
---|
| 587 |
|
---|
| 588 | MovableMap::iterator fit = mViewCellsGeometry.find(id);
|
---|
| 589 |
|
---|
| 590 | if ((fit != mViewCellsGeometry.end()) && (*fit).second)
|
---|
| 591 | (*fit).second->_updateRenderQueue(getRenderQueue());
|
---|
| 592 | }
|
---|
| 593 | else
|
---|
| 594 | {
|
---|
| 595 | MovableMap::const_iterator mit, mit_end = mViewCellsGeometry.end();
|
---|
| 596 |
|
---|
| 597 | for (mit = mViewCellsGeometry.begin(); mit != mit_end; ++ mit)
|
---|
| 598 | {
|
---|
| 599 | if ((*mit).second)
|
---|
| 600 | (*mit).second->_updateRenderQueue(getRenderQueue());
|
---|
| 601 | }
|
---|
[2502] | 602 | }
|
---|
| 603 | #endif
|
---|
[2123] | 604 | }
|
---|
[2253] | 605 | //-----------------------------------------------------------------------
|
---|
[2123] | 606 | void OcclusionCullingSceneManager::RenderPvsEntry(GtpVisibilityPreprocessor::Intersectable *obj)
|
---|
| 607 | {
|
---|
| 608 | switch (obj->Type())
|
---|
| 609 | {
|
---|
| 610 | case GtpVisibilityPreprocessor::Intersectable::OGRE_MESH_INSTANCE:
|
---|
| 611 | {
|
---|
| 612 | OgreMeshInstance *omi = static_cast<OgreMeshInstance *>(obj);
|
---|
| 613 | omi->GetEntity()->_updateRenderQueue(getRenderQueue());
|
---|
| 614 | }
|
---|
| 615 | break;
|
---|
| 616 |
|
---|
| 617 | case GtpVisibilityPreprocessor::Intersectable::ENGINE_INTERSECTABLE:
|
---|
| 618 | {
|
---|
| 619 | EngineIntersectable *oi = static_cast<EngineIntersectable *>(obj);
|
---|
| 620 |
|
---|
| 621 | EntityContainer *entries = oi->GetItem();
|
---|
| 622 | EntityContainer::const_iterator eit, eit_end = entries->end();
|
---|
| 623 |
|
---|
| 624 | for (eit = entries->begin(); eit != eit_end; ++ eit)
|
---|
| 625 | {
|
---|
| 626 | Entity *ent = *eit;
|
---|
| 627 | // mailing hack
|
---|
| 628 | Any newAny = ent->getUserAny();
|
---|
| 629 | int flt = any_cast<int>(newAny);
|
---|
| 630 |
|
---|
| 631 | if (any_cast<int>(newAny) == 0)
|
---|
| 632 | {
|
---|
| 633 | ent->setUserAny(Any((int)1));
|
---|
| 634 | ent->_updateRenderQueue(getRenderQueue());
|
---|
| 635 | }
|
---|
| 636 | }
|
---|
| 637 | }
|
---|
| 638 | break;
|
---|
| 639 | default:
|
---|
| 640 | break;
|
---|
| 641 | }
|
---|
| 642 | }
|
---|
| 643 | //-----------------------------------------------------------------------
|
---|
| 644 | void OcclusionCullingSceneManager::SetObjectVisible(GtpVisibilityPreprocessor::Intersectable *entry,
|
---|
| 645 | const bool visible)
|
---|
| 646 | {
|
---|
| 647 | switch (entry->Type())
|
---|
| 648 | {
|
---|
| 649 | case GtpVisibilityPreprocessor::Intersectable::OGRE_MESH_INSTANCE:
|
---|
| 650 | {
|
---|
| 651 | OgreMeshInstance *omi = static_cast<OgreMeshInstance *>(entry);
|
---|
| 652 | omi->GetEntity()->setVisible(visible);
|
---|
| 653 | //GtpVisibilityPreprocessor::Debug << "assigned id " << omi->GetId() << endl;
|
---|
| 654 | }
|
---|
| 655 | break;
|
---|
| 656 | case GtpVisibilityPreprocessor::Intersectable::ENGINE_INTERSECTABLE:
|
---|
| 657 | {
|
---|
| 658 | EngineIntersectable *oi = static_cast<EngineIntersectable *>(entry);
|
---|
| 659 |
|
---|
| 660 | EntityContainer *entries = oi->GetItem();
|
---|
| 661 | EntityContainer::const_iterator eit, eit_end = entries->end();
|
---|
| 662 | for (eit = entries->begin(); eit != eit_end; ++ eit)
|
---|
| 663 | {
|
---|
| 664 | Entity *ent = *eit;
|
---|
| 665 | ent->setVisible(visible);
|
---|
| 666 | }
|
---|
| 667 | }
|
---|
| 668 | break;
|
---|
| 669 | default:
|
---|
| 670 | break;
|
---|
| 671 | }
|
---|
| 672 | }
|
---|
| 673 | //-----------------------------------------------------------------------
|
---|
[720] | 674 | void OcclusionCullingSceneManager::PrepareVisualization(Camera *cam)
|
---|
[1620] | 675 | {
|
---|
[675] | 676 | // add player camera for visualization purpose
|
---|
| 677 | try
|
---|
| 678 | {
|
---|
| 679 | Camera *c;
|
---|
| 680 | if ((c = getCamera("PlayerCam")) != NULL)
|
---|
| 681 | {
|
---|
| 682 | getRenderQueue()->addRenderable(c);
|
---|
| 683 | }
|
---|
| 684 | }
|
---|
| 685 | catch (...)
|
---|
| 686 | {
|
---|
| 687 | // ignore
|
---|
| 688 | }
|
---|
[1597] | 689 |
|
---|
[2360] | 690 | if (mRenderPvsForViz)
|
---|
[675] | 691 | {
|
---|
[2360] | 692 | // show current view cell geometry
|
---|
[2502] | 693 | if (mCurrentViewCell)
|
---|
[1602] | 694 | {
|
---|
[2360] | 695 | //const bool showSingleViewCell = true;
|
---|
| 696 | if (mViewCellsGeometryLoaded)
|
---|
| 697 | {
|
---|
| 698 | ShowViewCellsGeometry();
|
---|
| 699 | }
|
---|
[1816] | 700 |
|
---|
[2360] | 701 | //////////
|
---|
| 702 | //-- set PVS of view cell visible
|
---|
[1816] | 703 |
|
---|
[2360] | 704 | GtpVisibilityPreprocessor::ObjectPvsIterator pit =
|
---|
| 705 | mCurrentViewCell->GetPvs().GetIterator();
|
---|
[2123] | 706 |
|
---|
[2360] | 707 | MailPvsObjects();
|
---|
| 708 |
|
---|
| 709 | while (pit.HasMoreEntries())
|
---|
| 710 | {
|
---|
| 711 | RenderPvsEntry(pit.Next());
|
---|
| 712 | }
|
---|
| 713 | }
|
---|
[1593] | 714 | }
|
---|
[2360] | 715 | else
|
---|
[675] | 716 | {
|
---|
[2360] | 717 | // add bounding boxes of rendered objects
|
---|
| 718 | if (1)
|
---|
[675] | 719 | {
|
---|
[2360] | 720 | for (BoxList::iterator it = mBoxes.begin(); it != mBoxes.end(); ++it)
|
---|
[675] | 721 | {
|
---|
[2360] | 722 | getRenderQueue()->addRenderable(*it);
|
---|
| 723 | }
|
---|
| 724 | }
|
---|
| 725 | if (mRenderNodesForViz || mRenderNodesContentForViz)
|
---|
| 726 | {
|
---|
| 727 | // HACK: change node material so it is better suited for visualization
|
---|
| 728 | MaterialPtr nodeMat = MaterialManager::getSingleton().getByName("Core/NodeMaterial");
|
---|
| 729 | nodeMat->setAmbient(1, 1, 0);
|
---|
| 730 | nodeMat->setLightingEnabled(true);
|
---|
| 731 | nodeMat->getTechnique(0)->getPass(0)->removeAllTextureUnitStates();
|
---|
| 732 |
|
---|
| 733 | for (NodeList::iterator it = mVisible.begin(); it != mVisible.end(); ++it)
|
---|
| 734 | {
|
---|
| 735 | if (mRenderNodesForViz)
|
---|
[675] | 736 | {
|
---|
[2360] | 737 | // render the visible leaf nodes
|
---|
| 738 | if ((*it)->numAttachedObjects() &&
|
---|
| 739 | !(*it)->numChildren() &&
|
---|
| 740 | ((*it)->getAttachedObject(0)->getMovableType() == "Entity") &&
|
---|
| 741 | (*it)->getAttachedObject(0)->isVisible())
|
---|
| 742 | {
|
---|
| 743 | getRenderQueue()->addRenderable((*it));
|
---|
| 744 | //(*it)->_addToRenderQueue(cam, getRenderQueue(), false);
|
---|
| 745 | }
|
---|
| 746 |
|
---|
| 747 | // render bounding boxes of nodes
|
---|
| 748 | if (0) (*it)->_addBoundingBoxToQueue(getRenderQueue());
|
---|
| 749 | }
|
---|
| 750 |
|
---|
| 751 | // add renderables itself
|
---|
| 752 | if (mRenderNodesContentForViz)
|
---|
| 753 | {
|
---|
[1597] | 754 | (*it)->_addToRenderQueue(cam, getRenderQueue(), false);
|
---|
[675] | 755 | }
|
---|
| 756 | }
|
---|
| 757 | }
|
---|
[2123] | 758 | }
|
---|
[675] | 759 | }
|
---|
| 760 | //-----------------------------------------------------------------------
|
---|
[1232] | 761 | const Pass *OcclusionCullingSceneManager::_setPass(const Pass* pass, bool evenIfSuppressed)
|
---|
[675] | 762 | {
|
---|
[1276] | 763 | if (mNormalExecution)
|
---|
[868] | 764 | {
|
---|
[2254] | 765 | return TerrainSceneManager::_setPass(pass, evenIfSuppressed);
|
---|
[868] | 766 | }
|
---|
| 767 |
|
---|
[2254] | 768 | // problem: setting vertex program is not efficient
|
---|
[675] | 769 | //Pass *usedPass = ((mIsDepthPassPhase && !pass->hasVertexProgram()) ? mDepthPass : pass);
|
---|
| 770 |
|
---|
| 771 | // set depth fill pass if we currently do not make an aabb occlusion query
|
---|
[868] | 772 | const bool useDepthPass =
|
---|
[2160] | 773 | mUseDepthPass && mIsDepthPassPhase && !mHierarchyInterface->IsBoundingBoxQuery();
|
---|
[868] | 774 |
|
---|
[925] | 775 | const IlluminationRenderStage savedStage = mIlluminationStage;
|
---|
[675] | 776 |
|
---|
[2160] | 777 | if (useDepthPass)
|
---|
[675] | 778 | {
|
---|
[2160] | 779 | // set illumination stage to NONE so no shadow material is used
|
---|
| 780 | // for depth pass or for occlusion query
|
---|
| 781 | if (mIsDepthPassPhase || mHierarchyInterface->IsBoundingBoxQuery())
|
---|
| 782 | {
|
---|
| 783 | mIlluminationStage = IRS_NONE;
|
---|
| 784 | }
|
---|
[675] | 785 |
|
---|
[2254] | 786 | //////////////////
|
---|
| 787 | //-- set vertex program of current pass in order to set correct depth
|
---|
[2160] | 788 | if (mExecuteVertexProgramForAllPasses &&
|
---|
| 789 | mIsDepthPassPhase &&
|
---|
| 790 | pass->hasVertexProgram())
|
---|
| 791 | {
|
---|
| 792 | // add vertex program of current pass to depth pass
|
---|
| 793 | mDepthPass->setVertexProgram(pass->getVertexProgramName());
|
---|
[675] | 794 |
|
---|
[2160] | 795 | if (mDepthPass->hasVertexProgram())
|
---|
| 796 | {
|
---|
| 797 | const GpuProgramPtr& prg = mDepthPass->getVertexProgram();
|
---|
| 798 | // Load this program if not done already
|
---|
| 799 | if (!prg->isLoaded())
|
---|
| 800 | prg->load();
|
---|
| 801 | // Copy params
|
---|
| 802 | mDepthPass->setVertexProgramParameters(pass->getVertexProgramParameters());
|
---|
| 803 | }
|
---|
[675] | 804 | }
|
---|
[2160] | 805 | else if (mDepthPass->hasVertexProgram())
|
---|
| 806 | { // reset vertex program
|
---|
| 807 | mDepthPass->setVertexProgram("");
|
---|
| 808 | }
|
---|
[675] | 809 | }
|
---|
[2160] | 810 |
|
---|
[2254] | 811 | // using depth pass instead
|
---|
[1232] | 812 | const Pass *usedPass = useDepthPass ? mDepthPass : pass;
|
---|
| 813 |
|
---|
[2254] | 814 | #if 0 // tmp matt: pass is now const
|
---|
[868] | 815 | // save old depth write: needed for item buffer
|
---|
[2254] | 816 | const bool isDepthWrite = usedPass->getDepthWriteEnabled();
|
---|
[675] | 817 |
|
---|
| 818 | // global option which enables / disables depth writes
|
---|
| 819 | if (!mEnableDepthWrite)
|
---|
[2254] | 820 | usedPass->setDepthWriteEnabled(false);
|
---|
| 821 | #endif
|
---|
[868] | 822 |
|
---|
[2254] | 823 | ///////////////
|
---|
[868] | 824 | //-- set actual pass here
|
---|
[675] | 825 |
|
---|
[2254] | 826 | const Pass *result = SceneManager::_setPass(usedPass, evenIfSuppressed);
|
---|
[868] | 827 |
|
---|
[2254] | 828 |
|
---|
[675] | 829 | // reset depth write
|
---|
[2254] | 830 | #if 0 // tmp matt: this is now a const function
|
---|
[675] | 831 | if (!mEnableDepthWrite)
|
---|
[2254] | 832 | usedPass->setDepthWriteEnabled(isDepthWrite);
|
---|
| 833 | #endif
|
---|
[675] | 834 | // reset illumination stage
|
---|
| 835 | mIlluminationStage = savedStage;
|
---|
| 836 |
|
---|
| 837 | return result;
|
---|
| 838 | }
|
---|
| 839 | //-----------------------------------------------------------------------
|
---|
[2164] | 840 | void OcclusionCullingSceneManager::myFindVisibleObjects(Camera* cam,
|
---|
[897] | 841 | bool onlyShadowCasters)
|
---|
[675] | 842 | {
|
---|
| 843 | if (mShowVisualization)
|
---|
| 844 | {
|
---|
[1593] | 845 | //////////////
|
---|
| 846 | //-- show visible scene nodes and octree bounding boxes from last frame
|
---|
[2160] | 847 |
|
---|
[675] | 848 | PrepareVisualization(cam);
|
---|
[2160] | 849 |
|
---|
[2258] | 850 | // lists only used for visualization
|
---|
[2160] | 851 | mVisible.clear();
|
---|
| 852 | mBoxes.clear();
|
---|
| 853 |
|
---|
| 854 | return;
|
---|
[675] | 855 | }
|
---|
[2160] | 856 |
|
---|
| 857 | ///////////
|
---|
| 858 | //-- set visibility according to pvs of current view cell
|
---|
| 859 |
|
---|
| 860 | UpdatePvs(cam);
|
---|
| 861 |
|
---|
| 862 | // standard rendering in first pass
|
---|
[2183] | 863 | // hierarchical culling interleaves identification
|
---|
| 864 | // and rendering of objects in _renderVisibibleObjects
|
---|
| 865 |
|
---|
| 866 | // for the shadow pass we use only standard rendering
|
---|
| 867 | // because shadows have low occlusion anyway
|
---|
| 868 | if ((mShadowTechnique == SHADOWTYPE_TEXTURE_MODULATIVE &&
|
---|
| 869 | mIlluminationStage == IRS_RENDER_TO_TEXTURE) ||
|
---|
| 870 | mNormalExecution)
|
---|
[2160] | 871 | {
|
---|
[2253] | 872 | TerrainSceneManager::_findVisibleObjects(cam, onlyShadowCasters);
|
---|
[2160] | 873 | }
|
---|
[2183] | 874 | else if (mUseDepthPass)
|
---|
[2160] | 875 | {
|
---|
[2258] | 876 | mVisible.clear();
|
---|
| 877 | mBoxes.clear();
|
---|
| 878 | // clear render queue before depth pass
|
---|
| 879 | getRenderQueue()->clear();
|
---|
| 880 |
|
---|
[2254] | 881 | // render scene once in order to fill depth buffer
|
---|
| 882 | RenderHierarchicalCulling();
|
---|
[675] | 883 | }
|
---|
| 884 | }
|
---|
| 885 | //-----------------------------------------------------------------------
|
---|
[720] | 886 | void OcclusionCullingSceneManager::_renderVisibleObjects()
|
---|
[675] | 887 | {
|
---|
[1276] | 888 | if (mNormalExecution)
|
---|
[868] | 889 | {
|
---|
[1593] | 890 | // the standard octree rendering mode
|
---|
[1602] | 891 | TerrainSceneManager::_renderVisibleObjects();
|
---|
[2184] | 892 | //getRenderQueue()->clear(flushQueue);
|
---|
[868] | 893 | return;
|
---|
| 894 | }
|
---|
| 895 |
|
---|
[2258] | 896 | // clear render queue
|
---|
| 897 | // fully reset it after some frames
|
---|
| 898 | const bool flushQueue =
|
---|
| 899 | mDeleteQueueAfterRendering && ((mCurrentFrame % mFlushRate) == 0);
|
---|
| 900 |
|
---|
| 901 | ++ mCurrentFrame;
|
---|
[2184] | 902 |
|
---|
[2170] | 903 | // create material for item buffer pass
|
---|
| 904 | InitItemBufferPass();
|
---|
[675] | 905 |
|
---|
| 906 | // save ambient light to reset later
|
---|
| 907 | ColourValue savedAmbient = mAmbientLight;
|
---|
| 908 |
|
---|
[1593] | 909 | ////////////////////
|
---|
| 910 | //-- apply standard rendering for some modes
|
---|
| 911 | //-- (e.g., the visualization mode, the shadow pass)
|
---|
[675] | 912 |
|
---|
[2254] | 913 | // also go here if find visible object is disabled
|
---|
| 914 | // (then the render queue is already filled)
|
---|
| 915 | if (!mFindVisibleObjects ||
|
---|
[2184] | 916 | mUseDepthPass || mShowVisualization ||
|
---|
[1823] | 917 | (mShadowTechnique == SHADOWTYPE_TEXTURE_MODULATIVE &&
|
---|
| 918 | mIlluminationStage == IRS_RENDER_TO_TEXTURE))
|
---|
[675] | 919 | {
|
---|
| 920 | IlluminationRenderStage savedStage = mIlluminationStage;
|
---|
| 921 |
|
---|
| 922 | if (mShowVisualization)
|
---|
| 923 | // disable illumination stage to prevent rendering shadows
|
---|
| 924 | mIlluminationStage = IRS_NONE;
|
---|
[2254] | 925 |
|
---|
[675] | 926 | // standard rendering for shadow maps because of performance
|
---|
| 927 | TerrainSceneManager::_renderVisibleObjects();
|
---|
| 928 |
|
---|
| 929 | mIlluminationStage = savedStage;
|
---|
| 930 | }
|
---|
| 931 | else //-- the hierarchical culling algorithm
|
---|
[2253] | 932 | {
|
---|
[1251] | 933 | // note matt: this is also called in TerrainSceneManager: really necessary?
|
---|
[2171] | 934 | mDestRenderSystem->setLightingEnabled(false);
|
---|
[868] | 935 |
|
---|
[675] | 936 | if (mUseItemBuffer)
|
---|
| 937 | {
|
---|
[1593] | 938 | // don't render backgrounds for item buffer
|
---|
[675] | 939 | clearSpecialCaseRenderQueues();
|
---|
| 940 | getRenderQueue()->clear();
|
---|
| 941 | }
|
---|
| 942 |
|
---|
[1593] | 943 | ////////////////////
|
---|
[675] | 944 | //-- hierarchical culling
|
---|
[1593] | 945 |
|
---|
[675] | 946 | // the objects of different layers (e.g., background, scene,
|
---|
| 947 | // overlay) must be identified and rendered one after another
|
---|
| 948 |
|
---|
[1593] | 949 | // first render all early skies
|
---|
[675] | 950 | clearSpecialCaseRenderQueues();
|
---|
| 951 | addSpecialCaseRenderQueue(RENDER_QUEUE_BACKGROUND);
|
---|
| 952 | addSpecialCaseRenderQueue(RENDER_QUEUE_SKIES_EARLY);
|
---|
| 953 | setSpecialCaseRenderQueueMode(SceneManager::SCRQM_INCLUDE);
|
---|
| 954 |
|
---|
| 955 | TerrainSceneManager::_renderVisibleObjects();
|
---|
| 956 |
|
---|
| 957 | #ifdef GTP_VISIBILITY_MODIFIED_OGRE
|
---|
| 958 | // delete previously rendered content
|
---|
| 959 | _deleteRenderedQueueGroups();
|
---|
| 960 | #endif
|
---|
| 961 |
|
---|
[1593] | 962 | ///////////////////
|
---|
[675] | 963 | //-- prepare queue for visible objects (i.e., all but overlay and skies late)
|
---|
[1593] | 964 |
|
---|
[675] | 965 | clearSpecialCaseRenderQueues();
|
---|
| 966 | addSpecialCaseRenderQueue(RENDER_QUEUE_SKIES_LATE);
|
---|
| 967 | addSpecialCaseRenderQueue(RENDER_QUEUE_OVERLAY);
|
---|
[897] | 968 |
|
---|
[2160] | 969 | // exclude these queues from hierarchical rendering
|
---|
[675] | 970 | setSpecialCaseRenderQueueMode(SceneManager::SCRQM_EXCLUDE);
|
---|
| 971 |
|
---|
| 972 | // set all necessary parameters for
|
---|
| 973 | // hierarchical visibility culling and rendering
|
---|
[2254] | 974 | InitVisibilityCulling(mCameraInProgress);
|
---|
[675] | 975 |
|
---|
[897] | 976 |
|
---|
[675] | 977 | /**
|
---|
| 978 | * the hierarchical culling algorithm
|
---|
| 979 | * for depth pass: we just find objects and update depth buffer
|
---|
| 980 | * for "delayed" rendering: we render some passes afterwards
|
---|
| 981 | * e.g., transparents, because they need front-to-back sorting
|
---|
| 982 | **/
|
---|
| 983 |
|
---|
| 984 | mVisibilityManager->ApplyVisibilityCulling();
|
---|
| 985 |
|
---|
[868] | 986 | // delete remaining renderables from queue:
|
---|
| 987 | // all which are not in mLeavePassesInQueue)
|
---|
[675] | 988 | #ifdef GTP_VISIBILITY_MODIFIED_OGRE
|
---|
| 989 | _deleteRenderedQueueGroups(mLeavePassesInQueue);
|
---|
| 990 | #endif
|
---|
| 991 |
|
---|
[1593] | 992 | /////////////
|
---|
[2160] | 993 | //-- reset parameters needed during hierarchical rendering
|
---|
[1251] | 994 |
|
---|
[675] | 995 | mIsItemBufferPhase = false;
|
---|
| 996 | mSkipTransparents = false;
|
---|
[868] | 997 | mIsHierarchicalCulling = false;
|
---|
| 998 |
|
---|
[675] | 999 | mLeavePassesInQueue = 0;
|
---|
[2160] | 1000 |
|
---|
[1593] | 1001 | /////////////
|
---|
[675] | 1002 | //-- now we can render all remaining queue objects
|
---|
[868] | 1003 | //-- used for depth pass, transparents, overlay
|
---|
[675] | 1004 |
|
---|
[1597] | 1005 | clearSpecialCaseRenderQueues();
|
---|
| 1006 |
|
---|
[675] | 1007 | TerrainSceneManager::_renderVisibleObjects();
|
---|
[1251] | 1008 | } // end hierarchical culling
|
---|
[675] | 1009 |
|
---|
| 1010 | // HACK: set the new render level index, important to avoid cracks
|
---|
| 1011 | // in terrain caused by LOD
|
---|
| 1012 | TerrainRenderable::NextRenderLevelIndex();
|
---|
| 1013 |
|
---|
| 1014 | // reset ambient light
|
---|
| 1015 | setAmbientLight(savedAmbient);
|
---|
| 1016 |
|
---|
[2254] | 1017 | // remove rest from queue
|
---|
[2145] | 1018 | getRenderQueue()->clear(flushQueue);
|
---|
[2258] | 1019 |
|
---|
[1267] | 1020 | if (0) WriteLog(); // write out stats
|
---|
[675] | 1021 | }
|
---|
| 1022 | //-----------------------------------------------------------------------
|
---|
[720] | 1023 | void OcclusionCullingSceneManager::_updateSceneGraph(Camera* cam)
|
---|
[675] | 1024 | {
|
---|
[2184] | 1025 | if (!mNormalExecution)
|
---|
[868] | 1026 | {
|
---|
[2184] | 1027 | mVisibilityManager->GetCullingManager()->SetHierarchyInterface(mHierarchyInterface);
|
---|
| 1028 | mHierarchyInterface->SetRenderSystem(mDestRenderSystem);
|
---|
[868] | 1029 | }
|
---|
| 1030 |
|
---|
[675] | 1031 | TerrainSceneManager::_updateSceneGraph(cam);
|
---|
| 1032 | }
|
---|
| 1033 | //-----------------------------------------------------------------------
|
---|
[720] | 1034 | bool OcclusionCullingSceneManager::setOption(const String & key, const void * val)
|
---|
[675] | 1035 | {
|
---|
| 1036 | if (key == "UseDepthPass")
|
---|
| 1037 | {
|
---|
| 1038 | mUseDepthPass = (*static_cast<const bool *>(val));
|
---|
| 1039 | return true;
|
---|
| 1040 | }
|
---|
| 1041 | if (key == "PrepareVisualization")
|
---|
| 1042 | {
|
---|
| 1043 | mShowVisualization = (*static_cast<const bool *>(val));
|
---|
| 1044 | return true;
|
---|
| 1045 | }
|
---|
| 1046 | if (key == "RenderNodesForViz")
|
---|
| 1047 | {
|
---|
| 1048 | mRenderNodesForViz = (*static_cast<const bool *>(val));
|
---|
| 1049 | return true;
|
---|
| 1050 | }
|
---|
| 1051 | if (key == "RenderNodesContentForViz")
|
---|
| 1052 | {
|
---|
| 1053 | mRenderNodesContentForViz = (*static_cast<const bool *>(val));
|
---|
| 1054 | return true;
|
---|
| 1055 | }
|
---|
[2360] | 1056 | if (key == "RenderPvsForViz")
|
---|
| 1057 | {
|
---|
| 1058 | mRenderPvsForViz = (*static_cast<const bool *>(val));
|
---|
| 1059 | return true;
|
---|
| 1060 | }
|
---|
[675] | 1061 | if (key == "SkyBoxEnabled")
|
---|
| 1062 | {
|
---|
| 1063 | mSkyBoxEnabled = (*static_cast<const bool *>(val));
|
---|
| 1064 | return true;
|
---|
| 1065 | }
|
---|
| 1066 | if (key == "SkyPlaneEnabled")
|
---|
| 1067 | {
|
---|
| 1068 | mSkyPlaneEnabled = (*static_cast<const bool *>(val));
|
---|
| 1069 | return true;
|
---|
| 1070 | }
|
---|
| 1071 | if (key == "SkyDomeEnabled")
|
---|
| 1072 | {
|
---|
| 1073 | mSkyDomeEnabled = (*static_cast<const bool *>(val));
|
---|
| 1074 | return true;
|
---|
| 1075 | }
|
---|
| 1076 | if (key == "VisualizeCulledNodes")
|
---|
| 1077 | {
|
---|
| 1078 | mVisualizeCulledNodes = (*static_cast<const bool *>(val));
|
---|
| 1079 | return true;
|
---|
| 1080 | }
|
---|
| 1081 | if (key == "DelayRenderTransparents")
|
---|
| 1082 | {
|
---|
| 1083 | mDelayRenderTransparents = (*static_cast<const bool *>(val));
|
---|
| 1084 | return true;
|
---|
| 1085 | }
|
---|
| 1086 | if (key == "DepthWrite")
|
---|
| 1087 | {
|
---|
| 1088 | mEnableDepthWrite = (*static_cast<const bool *>(val));
|
---|
| 1089 | return true;
|
---|
| 1090 | }
|
---|
| 1091 | if (key == "UseItemBuffer")
|
---|
| 1092 | {
|
---|
| 1093 | mUseItemBuffer = (*static_cast<const bool *>(val));
|
---|
| 1094 | return true;
|
---|
| 1095 | }
|
---|
| 1096 | if (key == "ExecuteVertexProgramForAllPasses")
|
---|
| 1097 | {
|
---|
| 1098 | mExecuteVertexProgramForAllPasses = (*static_cast<const bool *>(val));
|
---|
| 1099 | return true;
|
---|
| 1100 | }
|
---|
| 1101 | if (key == "RenderTransparentsForItemBuffer")
|
---|
| 1102 | {
|
---|
| 1103 | mRenderTransparentsForItemBuffer = (*static_cast<const bool *>(val));
|
---|
| 1104 | return true;
|
---|
| 1105 | }
|
---|
[2145] | 1106 | else if (key == "FlushQueue")
|
---|
[1296] | 1107 | {
|
---|
| 1108 | mDeleteQueueAfterRendering = (*static_cast<const bool *>(val));
|
---|
| 1109 | return true;
|
---|
| 1110 | }
|
---|
[675] | 1111 | if (key == "NodeVizScale")
|
---|
| 1112 | {
|
---|
| 1113 | OctreeNode::setVizScale(*static_cast<const float *>(val));
|
---|
| 1114 | return true;
|
---|
| 1115 | }
|
---|
[903] | 1116 | if (key == "UseViewCells")
|
---|
[2502] | 1117 | {
|
---|
| 1118 | bool useViewCells = *static_cast<const bool *>(val);
|
---|
| 1119 |
|
---|
| 1120 | if (useViewCells && !mViewCellsLoaded)
|
---|
| 1121 | {
|
---|
[2102] | 1122 | // try to load view cells
|
---|
[2097] | 1123 | mViewCellsLoaded = LoadViewCells(mViewCellsFilename);
|
---|
[2502] | 1124 |
|
---|
| 1125 | if (!mViewCellsLoaded)
|
---|
| 1126 | // something went wrong => bail out
|
---|
| 1127 | return false;
|
---|
[2097] | 1128 | }
|
---|
[903] | 1129 |
|
---|
[2097] | 1130 | // only use this option if view cells are available
|
---|
[2502] | 1131 | mUseViewCells = useViewCells;
|
---|
[2097] | 1132 |
|
---|
[2502] | 1133 | // reset current view cell
|
---|
| 1134 | mCurrentViewCell = NULL;
|
---|
[938] | 1135 |
|
---|
[2502] | 1136 | // if we don't use the view cells, all objects are set to invisible per default
|
---|
| 1137 | //SetObjectsVisible(!mUseViewCells);
|
---|
[1616] | 1138 |
|
---|
[2502] | 1139 | // note: this sets the objects invisible which are not in the pvs ...
|
---|
[2097] | 1140 | MovableObjectIterator movit = getMovableObjectIterator("Entity");
|
---|
| 1141 | while (movit.hasMoreElements())
|
---|
| 1142 | {
|
---|
| 1143 | Entity *ent = static_cast<Entity *>(movit.getNext());
|
---|
| 1144 | ent->setVisible(!mUseViewCells);
|
---|
[938] | 1145 | }
|
---|
[2097] | 1146 |
|
---|
[903] | 1147 | return true;
|
---|
| 1148 | }
|
---|
[1602] | 1149 | if (key == "ShowViewCells")
|
---|
| 1150 | {
|
---|
| 1151 | // only use this option if view cells are available
|
---|
| 1152 | if (mViewCellsLoaded)
|
---|
| 1153 | {
|
---|
[1606] | 1154 | mShowViewCells = *static_cast<const bool *>(val);
|
---|
[1602] | 1155 | // if we decide use view cells
|
---|
| 1156 | // all objects are set to invisible per default
|
---|
[1606] | 1157 | VisualizeViewCells(mShowViewCells);
|
---|
[1602] | 1158 | }
|
---|
| 1159 |
|
---|
| 1160 | return true;
|
---|
| 1161 | }
|
---|
[1276] | 1162 | if (key == "NormalExecution")
|
---|
| 1163 | {
|
---|
| 1164 | mNormalExecution = *static_cast<const bool *>(val);
|
---|
| 1165 | return true;
|
---|
| 1166 | }
|
---|
[2108] | 1167 | if (key == "ShowTerrain")
|
---|
| 1168 | {
|
---|
| 1169 | mShowTerrain = *static_cast<const bool *>(val);
|
---|
| 1170 | return true;
|
---|
| 1171 | }
|
---|
[2254] | 1172 | if (key == "UseVisibilityQueries")
|
---|
| 1173 | {
|
---|
| 1174 | mUseVisibilityQueries = *static_cast<const bool *>(val);
|
---|
| 1175 | return true;
|
---|
| 1176 | }
|
---|
| 1177 | if (key == "UseFromPointQueries")
|
---|
| 1178 | {
|
---|
| 1179 | mUseFromPointQueries = *static_cast<const bool *>(val);
|
---|
| 1180 | return true;
|
---|
| 1181 | }
|
---|
[2255] | 1182 | if (key == "QueryMode")
|
---|
[2254] | 1183 | {
|
---|
[2255] | 1184 | mQueryMode = *static_cast<const int *>(val);
|
---|
[2254] | 1185 | return true;
|
---|
| 1186 | }
|
---|
[2255] | 1187 | if (key == "ResetMaterialForQueries")
|
---|
[2254] | 1188 | {
|
---|
[2255] | 1189 | mResetMaterialForQueries = *static_cast<const bool *>(val);
|
---|
[2254] | 1190 | }
|
---|
| 1191 | if (key == "UseFromPointQueries")
|
---|
[1823] | 1192 | {
|
---|
[2254] | 1193 | mUseFromPointQueries = *static_cast<const bool *>(val);
|
---|
| 1194 | return true;
|
---|
[1823] | 1195 | }
|
---|
[675] | 1196 |
|
---|
| 1197 | return VisibilityOptionsManager(mVisibilityManager, mHierarchyInterface).
|
---|
| 1198 | setOption(key, val) || TerrainSceneManager::setOption(key, val);
|
---|
| 1199 | }
|
---|
| 1200 | //-----------------------------------------------------------------------
|
---|
[1816] | 1201 | bool OcclusionCullingSceneManager::getOption(const String &key, void *val)
|
---|
[675] | 1202 | {
|
---|
| 1203 | if (key == "NumHierarchyNodes")
|
---|
| 1204 | {
|
---|
| 1205 | * static_cast<unsigned int *>(val) = (unsigned int)mNumOctants;
|
---|
| 1206 | return true;
|
---|
| 1207 | }
|
---|
[925] | 1208 | if (key == "VisibilityManager")
|
---|
| 1209 | {
|
---|
[2168] | 1210 | * static_cast<GtpVisibility::VisibilityManager **>(val) = mVisibilityManager;
|
---|
[925] | 1211 | return true;
|
---|
| 1212 | }
|
---|
[2168] | 1213 | if (key == "HierarchyInterface")
|
---|
[925] | 1214 | {
|
---|
[2280] | 1215 | * static_cast<PlatformHierarchyInterface **>(val) = mHierarchyInterface;
|
---|
[925] | 1216 | return true;
|
---|
| 1217 | }
|
---|
[1816] | 1218 | if (key == "ShowTerrain")
|
---|
| 1219 | {
|
---|
[2168] | 1220 | * static_cast<bool *>(val) = mShowTerrain;
|
---|
[1816] | 1221 | return true;
|
---|
| 1222 | }
|
---|
[1823] | 1223 | if (key == "UseDepthPass")
|
---|
| 1224 | {
|
---|
[2168] | 1225 | * static_cast<bool *>(val) = mUseDepthPass;
|
---|
[1823] | 1226 | return true;
|
---|
| 1227 | }
|
---|
[2145] | 1228 | if (key == "FlushQueue")
|
---|
| 1229 | {
|
---|
[2168] | 1230 | * static_cast<bool *>(val) = mDeleteQueueAfterRendering;
|
---|
[2145] | 1231 | return true;
|
---|
| 1232 | }
|
---|
[2108] | 1233 | if (key == "NormalExecution")
|
---|
[1823] | 1234 | {
|
---|
[2168] | 1235 | * static_cast<bool *>(val) = mNormalExecution;
|
---|
[2108] | 1236 | return true;
|
---|
| 1237 | }
|
---|
| 1238 | if (key == "Algorithm")
|
---|
| 1239 | {
|
---|
[1823] | 1240 | GtpVisibility::VisibilityEnvironment::CullingManagerType algorithm =
|
---|
| 1241 | mVisibilityManager->GetCullingManagerType();
|
---|
[925] | 1242 |
|
---|
[2145] | 1243 | * static_cast<unsigned int *>(val) = (unsigned int)algorithm;
|
---|
| 1244 |
|
---|
[1823] | 1245 | return true;
|
---|
| 1246 | }
|
---|
[2255] | 1247 |
|
---|
[2171] | 1248 | if (key == "VisibleObjects")
|
---|
| 1249 | {
|
---|
| 1250 | if (mNormalExecution)
|
---|
| 1251 | return false;
|
---|
[1823] | 1252 |
|
---|
[2183] | 1253 | const bool fromPoint = false;
|
---|
[2171] | 1254 | const bool nodeVisibility = true;
|
---|
| 1255 |
|
---|
| 1256 | * static_cast<unsigned int *>(val) =
|
---|
[2255] | 1257 | (unsigned int)QueryVisibleObjectsExact(mCameraInProgress,
|
---|
| 1258 | mCurrentViewport,
|
---|
| 1259 | fromPoint,
|
---|
| 1260 | nodeVisibility);
|
---|
[2171] | 1261 | return true;
|
---|
| 1262 | }
|
---|
| 1263 |
|
---|
[675] | 1264 | return VisibilityOptionsManager(mVisibilityManager, mHierarchyInterface).
|
---|
| 1265 | getOption(key, val) && TerrainSceneManager::getOption(key, val);
|
---|
| 1266 | }
|
---|
| 1267 | //-----------------------------------------------------------------------
|
---|
[720] | 1268 | bool OcclusionCullingSceneManager::getOptionValues(const String & key,
|
---|
[675] | 1269 | StringVector &refValueList)
|
---|
| 1270 | {
|
---|
| 1271 | return TerrainSceneManager::getOptionValues( key, refValueList);
|
---|
| 1272 | }
|
---|
| 1273 | //-----------------------------------------------------------------------
|
---|
[720] | 1274 | bool OcclusionCullingSceneManager::getOptionKeys(StringVector & refKeys)
|
---|
[675] | 1275 | {
|
---|
| 1276 | return VisibilityOptionsManager(mVisibilityManager, mHierarchyInterface).
|
---|
| 1277 | getOptionKeys(refKeys) || TerrainSceneManager::getOptionKeys(refKeys);
|
---|
| 1278 | }
|
---|
| 1279 | //-----------------------------------------------------------------------
|
---|
[720] | 1280 | void OcclusionCullingSceneManager::setVisibilityManager(GtpVisibility::
|
---|
[675] | 1281 | VisibilityManager *visManager)
|
---|
| 1282 | {
|
---|
| 1283 | mVisibilityManager = visManager;
|
---|
| 1284 | }
|
---|
| 1285 | //-----------------------------------------------------------------------
|
---|
[720] | 1286 | GtpVisibility::VisibilityManager *OcclusionCullingSceneManager::getVisibilityManager( void )
|
---|
[675] | 1287 | {
|
---|
| 1288 | return mVisibilityManager;
|
---|
| 1289 | }
|
---|
| 1290 | //-----------------------------------------------------------------------
|
---|
[720] | 1291 | void OcclusionCullingSceneManager::WriteLog()
|
---|
[675] | 1292 | {
|
---|
| 1293 | std::stringstream d;
|
---|
| 1294 |
|
---|
| 1295 | d << "Depth pass: " << StringConverter::toString(mUseDepthPass) << ", "
|
---|
| 1296 | << "Delay transparents: " << StringConverter::toString(mDelayRenderTransparents) << ", "
|
---|
[2455] | 1297 | // << "Use optimization: " << StringConverter::toString(mHierarchyInterface->GetTestGeometryForVisibleLeaves()) << ", "
|
---|
[675] | 1298 | << "Algorithm type: " << mVisibilityManager->GetCullingManagerType() << ", "
|
---|
| 1299 | << "Hierarchy nodes: " << mNumOctants << ", "
|
---|
| 1300 | << "Traversed nodes: " << mHierarchyInterface->GetNumTraversedNodes() << ", "
|
---|
| 1301 | << "Rendered nodes: " << mHierarchyInterface->GetNumRenderedNodes() << ", "
|
---|
| 1302 | << "Query culled nodes: " << mVisibilityManager->GetCullingManager()->GetNumQueryCulledNodes() << ", "
|
---|
| 1303 | << "Frustum culled nodes: " << mVisibilityManager->GetCullingManager()->GetNumFrustumCulledNodes() << ", "
|
---|
[868] | 1304 | << "Queries issued: " << mVisibilityManager->GetCullingManager()->GetNumQueriesIssued() << ", "
|
---|
| 1305 | << "Found objects: " << (int)mVisible.size() << "\n";
|
---|
[675] | 1306 |
|
---|
| 1307 | LogManager::getSingleton().logMessage(d.str());
|
---|
| 1308 | }
|
---|
| 1309 | //-----------------------------------------------------------------------
|
---|
[925] | 1310 | void OcclusionCullingSceneManager::renderBasicQueueGroupObjects(RenderQueueGroup* pGroup,
|
---|
| 1311 | QueuedRenderableCollection::OrganisationMode om)
|
---|
[675] | 1312 | {
|
---|
[2253] | 1313 | if (mNormalExecution)
|
---|
| 1314 | {
|
---|
| 1315 | return TerrainSceneManager::renderBasicQueueGroupObjects(pGroup, om);
|
---|
| 1316 | }
|
---|
[2254] | 1317 |
|
---|
[925] | 1318 | // Basic render loop
|
---|
| 1319 | // Iterate through priorities
|
---|
| 1320 | RenderQueueGroup::PriorityMapIterator groupIt = pGroup->getIterator();
|
---|
| 1321 |
|
---|
| 1322 | while (groupIt.hasMoreElements())
|
---|
| 1323 | {
|
---|
| 1324 | RenderPriorityGroup* pPriorityGrp = groupIt.getNext();
|
---|
| 1325 |
|
---|
| 1326 | // Sort the queue first
|
---|
| 1327 | pPriorityGrp->sort(mCameraInProgress);
|
---|
| 1328 |
|
---|
| 1329 | // Do solids
|
---|
| 1330 | renderObjects(pPriorityGrp->getSolidsBasic(), om, true);
|
---|
| 1331 |
|
---|
[1593] | 1332 | // for correct rendering, transparents must be rendered
|
---|
| 1333 | // after hierarchical culling => don't render them now
|
---|
[925] | 1334 |
|
---|
[2254] | 1335 | if (!mSkipTransparents)
|
---|
[925] | 1336 | {
|
---|
[1593] | 1337 | // Do transparents (always descending)
|
---|
[925] | 1338 | renderObjects(pPriorityGrp->getTransparents(),
|
---|
[1597] | 1339 | QueuedRenderableCollection::OM_SORT_DESCENDING, true);
|
---|
[925] | 1340 | }
|
---|
[1593] | 1341 | } // for each priority
|
---|
[675] | 1342 | }
|
---|
| 1343 | //-----------------------------------------------------------------------
|
---|
[720] | 1344 | bool OcclusionCullingSceneManager::validatePassForRendering(Pass* pass)
|
---|
[675] | 1345 | {
|
---|
[1276] | 1346 | if (mNormalExecution)
|
---|
[868] | 1347 | {
|
---|
[2253] | 1348 | return TerrainSceneManager::validatePassForRendering(pass);
|
---|
[868] | 1349 | }
|
---|
| 1350 |
|
---|
[675] | 1351 | // skip all but first pass if we are doing the depth pass
|
---|
[2254] | 1352 | if ((mIsDepthPassPhase || mIsItemBufferPhase) &&
|
---|
| 1353 | (pass->getIndex() > 0))
|
---|
[675] | 1354 | {
|
---|
| 1355 | return false;
|
---|
| 1356 | }
|
---|
[868] | 1357 | // all but first pass
|
---|
| 1358 | /*else if ((!mIsDepthPassPhase || mIsItemBufferPhase) && (pass->getIndex() != 0))
|
---|
| 1359 | {
|
---|
| 1360 | return false;
|
---|
| 1361 | }*/
|
---|
[675] | 1362 |
|
---|
| 1363 | return SceneManager::validatePassForRendering(pass);
|
---|
| 1364 | }
|
---|
| 1365 | //-----------------------------------------------------------------------
|
---|
[897] | 1366 | void OcclusionCullingSceneManager::_renderQueueGroupObjects(RenderQueueGroup* pGroup,
|
---|
| 1367 | QueuedRenderableCollection::OrganisationMode om)
|
---|
[675] | 1368 | {
|
---|
[1276] | 1369 | if (mNormalExecution || !mIsItemBufferPhase)
|
---|
[675] | 1370 | {
|
---|
[897] | 1371 | TerrainSceneManager::_renderQueueGroupObjects(pGroup, om);
|
---|
[675] | 1372 | return;
|
---|
| 1373 | }
|
---|
[2254] | 1374 |
|
---|
[897] | 1375 | #ifdef ITEM_BUFFER
|
---|
[675] | 1376 |
|
---|
[2254] | 1377 | ///////////////////
|
---|
| 1378 | //-- item buffer: render objects using false colors
|
---|
| 1379 |
|
---|
[675] | 1380 | // Iterate through priorities
|
---|
| 1381 | RenderQueueGroup::PriorityMapIterator groupIt = pGroup->getIterator();
|
---|
| 1382 |
|
---|
| 1383 | while (groupIt.hasMoreElements())
|
---|
| 1384 | {
|
---|
| 1385 | RenderItemBuffer(groupIt.getNext());
|
---|
| 1386 | }
|
---|
[897] | 1387 | #endif // ITEM_BUFFER
|
---|
[675] | 1388 | }
|
---|
[897] | 1389 | #ifdef ITEM_BUFFER
|
---|
[675] | 1390 | //-----------------------------------------------------------------------
|
---|
[720] | 1391 | void OcclusionCullingSceneManager::RenderItemBuffer(RenderPriorityGroup* pGroup)
|
---|
[675] | 1392 | {
|
---|
| 1393 | // Do solids
|
---|
[897] | 1394 | QueuedRenderableCollection solidObjs = pGroup->getSolidsBasic();//msz
|
---|
[675] | 1395 |
|
---|
| 1396 | // ----- SOLIDS LOOP -----
|
---|
| 1397 | RenderPriorityGroup::SolidRenderablePassMap::const_iterator ipass, ipassend;
|
---|
| 1398 | ipassend = solidObjs.end();
|
---|
| 1399 |
|
---|
| 1400 | for (ipass = solidObjs.begin(); ipass != ipassend; ++ipass)
|
---|
| 1401 | {
|
---|
| 1402 | // Fast bypass if this group is now empty
|
---|
| 1403 | if (ipass->second->empty())
|
---|
| 1404 | continue;
|
---|
| 1405 |
|
---|
[868] | 1406 | // Render only first pass of renderable as false color
|
---|
[675] | 1407 | if (ipass->first->getIndex() > 0)
|
---|
| 1408 | continue;
|
---|
| 1409 |
|
---|
| 1410 | RenderPriorityGroup::RenderableList* rendList = ipass->second;
|
---|
| 1411 |
|
---|
| 1412 | RenderPriorityGroup::RenderableList::const_iterator irend, irendend;
|
---|
| 1413 | irendend = rendList->end();
|
---|
| 1414 |
|
---|
| 1415 | for (irend = rendList->begin(); irend != irendend; ++irend)
|
---|
| 1416 | {
|
---|
[868] | 1417 | if (0)
|
---|
| 1418 | {
|
---|
[1593] | 1419 | std::stringstream d; d << "itembuffer, pass name: " <<
|
---|
| 1420 | ipass->first->getParent()->getParent()->getName();
|
---|
| 1421 |
|
---|
| 1422 | LogManager::getSingleton().logMessage(d.str());
|
---|
[868] | 1423 | }
|
---|
[675] | 1424 |
|
---|
| 1425 | RenderSingleObjectForItemBuffer(*irend, ipass->first);
|
---|
| 1426 | }
|
---|
| 1427 | }
|
---|
| 1428 |
|
---|
[1816] | 1429 | ///////////
|
---|
[868] | 1430 | //-- TRANSPARENT LOOP: must be handled differently from solids
|
---|
[675] | 1431 |
|
---|
| 1432 | // transparents are treated either as solids or completely discarded
|
---|
| 1433 | if (mRenderTransparentsForItemBuffer)
|
---|
| 1434 | {
|
---|
[897] | 1435 | QueuedRenderableCollection transpObjs = pGroup->getTransparents(); //msz
|
---|
[675] | 1436 | RenderPriorityGroup::TransparentRenderablePassList::const_iterator
|
---|
| 1437 | itrans, itransend;
|
---|
| 1438 |
|
---|
| 1439 | itransend = transpObjs.end();
|
---|
| 1440 | for (itrans = transpObjs.begin(); itrans != itransend; ++itrans)
|
---|
| 1441 | {
|
---|
| 1442 | // like for solids, render only first pass
|
---|
| 1443 | if (itrans->pass->getIndex() == 0)
|
---|
| 1444 | {
|
---|
| 1445 | RenderSingleObjectForItemBuffer(itrans->renderable, itrans->pass);
|
---|
| 1446 | }
|
---|
| 1447 | }
|
---|
| 1448 | }
|
---|
| 1449 | }
|
---|
| 1450 | //-----------------------------------------------------------------------
|
---|
[720] | 1451 | void OcclusionCullingSceneManager::RenderSingleObjectForItemBuffer(Renderable *rend, Pass *pass)
|
---|
[675] | 1452 | {
|
---|
| 1453 | static LightList nullLightList;
|
---|
| 1454 |
|
---|
| 1455 | int col[4];
|
---|
| 1456 |
|
---|
| 1457 | // -- create color code out of object id
|
---|
| 1458 | col[0] = (rend->getId() >> 16) & 255;
|
---|
| 1459 | col[1] = (rend->getId() >> 8) & 255;
|
---|
| 1460 | col[2] = rend->getId() & 255;
|
---|
| 1461 | // col[3] = 255;
|
---|
| 1462 |
|
---|
| 1463 | //mDestRenderSystem->setColour(col[0], col[1], col[2], col[3]);
|
---|
| 1464 |
|
---|
| 1465 | mItemBufferPass->setAmbient(ColourValue(col[0] / 255.0f,
|
---|
| 1466 | col[1] / 255.0f,
|
---|
| 1467 | col[2] / 255.0f, 1));
|
---|
| 1468 |
|
---|
| 1469 | // set vertex program of current pass
|
---|
| 1470 | if (mExecuteVertexProgramForAllPasses && pass->hasVertexProgram())
|
---|
| 1471 | {
|
---|
| 1472 | mItemBufferPass->setVertexProgram(pass->getVertexProgramName());
|
---|
| 1473 |
|
---|
| 1474 | if (mItemBufferPass->hasVertexProgram())
|
---|
| 1475 | {
|
---|
| 1476 | const GpuProgramPtr& prg = mItemBufferPass->getVertexProgram();
|
---|
| 1477 | // Load this program if not done already
|
---|
| 1478 | if (!prg->isLoaded())
|
---|
| 1479 | prg->load();
|
---|
| 1480 | // Copy params
|
---|
| 1481 | mItemBufferPass->setVertexProgramParameters(pass->getVertexProgramParameters());
|
---|
| 1482 | }
|
---|
| 1483 | }
|
---|
| 1484 | else if (mItemBufferPass->hasVertexProgram())
|
---|
| 1485 | {
|
---|
| 1486 | mItemBufferPass->setVertexProgram("");
|
---|
| 1487 | }
|
---|
| 1488 |
|
---|
[897] | 1489 | const Pass *usedPass = _setPass(mItemBufferPass);
|
---|
[675] | 1490 |
|
---|
| 1491 |
|
---|
[903] | 1492 | // render a single object, this will set up auto params if required
|
---|
[675] | 1493 | renderSingleObject(rend, usedPass, false, &nullLightList);
|
---|
| 1494 | }
|
---|
[897] | 1495 | #endif // ITEM_BUFFER
|
---|
[675] | 1496 | //-----------------------------------------------------------------------
|
---|
[720] | 1497 | GtpVisibility::VisibilityManager *OcclusionCullingSceneManager::GetVisibilityManager()
|
---|
[675] | 1498 | {
|
---|
| 1499 | return mVisibilityManager;
|
---|
| 1500 | }
|
---|
| 1501 | //-----------------------------------------------------------------------
|
---|
[720] | 1502 | void OcclusionCullingSceneManager::InitVisibilityCulling(Camera *cam)
|
---|
[675] | 1503 | {
|
---|
| 1504 | // reset culling manager stats
|
---|
| 1505 | mVisibilityManager->GetCullingManager()->InitFrame(mVisualizeCulledNodes);
|
---|
| 1506 |
|
---|
| 1507 | // set depth pass flag before rendering
|
---|
| 1508 | mIsDepthPassPhase = mUseDepthPass;
|
---|
| 1509 |
|
---|
[2160] | 1510 | // indicates that we use hierarchical culling from now on
|
---|
| 1511 | mIsHierarchicalCulling = true;
|
---|
[868] | 1512 |
|
---|
[675] | 1513 | // item buffer needs full ambient lighting to use item colors as unique id
|
---|
| 1514 | if (mUseItemBuffer)
|
---|
| 1515 | {
|
---|
| 1516 | mIsItemBufferPhase = true;
|
---|
| 1517 | setAmbientLight(ColourValue(1,1,1,1));
|
---|
| 1518 | }
|
---|
| 1519 |
|
---|
| 1520 |
|
---|
| 1521 | // set passes which are stored in render queue
|
---|
| 1522 | // for rendering AFTER hierarchical culling, i.e., passes which need
|
---|
| 1523 | // a special rendering order
|
---|
[868] | 1524 |
|
---|
[675] | 1525 | mLeavePassesInQueue = 0;
|
---|
| 1526 |
|
---|
[2160] | 1527 | // if we have the depth pass or use an item buffer, we leave no passes in the queue
|
---|
[2254] | 1528 | if (!mUseDepthPass && !mUseItemBuffer)
|
---|
[675] | 1529 | {
|
---|
| 1530 | if (mShadowTechnique == SHADOWTYPE_STENCIL_ADDITIVE)
|
---|
| 1531 | {
|
---|
| 1532 | // TODO: remove this pass because it should be processed during hierarchical culling
|
---|
| 1533 | //mLeavePassesInQueue |= RenderPriorityGroup::SOLID_PASSES_NOSHADOW;
|
---|
| 1534 |
|
---|
| 1535 | mLeavePassesInQueue |= RenderPriorityGroup::SOLID_PASSES_DECAL;
|
---|
| 1536 | mLeavePassesInQueue |= RenderPriorityGroup::SOLID_PASSES_DIFFUSE_SPECULAR;
|
---|
| 1537 | mLeavePassesInQueue |= RenderPriorityGroup::TRANSPARENT_PASSES;
|
---|
| 1538 |
|
---|
[903] | 1539 | // just render ambient passes
|
---|
[897] | 1540 | /*** msz: no more IRS_AMBIENT, see OgreSceneManager.h ***/
|
---|
| 1541 | // mIlluminationStage = IRS_AMBIENT;
|
---|
[925] | 1542 | //getRenderQueue()->setSplitPassesByLightingType(true);
|
---|
[675] | 1543 | }
|
---|
| 1544 |
|
---|
| 1545 | if (mShadowTechnique == SHADOWTYPE_STENCIL_MODULATIVE)
|
---|
| 1546 | {
|
---|
| 1547 | mLeavePassesInQueue |= RenderPriorityGroup::SOLID_PASSES_NOSHADOW;
|
---|
| 1548 | mLeavePassesInQueue |= RenderPriorityGroup::TRANSPARENT_PASSES;
|
---|
| 1549 | }
|
---|
| 1550 |
|
---|
| 1551 | // transparents should be rendered after hierarchical culling to
|
---|
| 1552 | // provide front-to-back ordering
|
---|
| 1553 | if (mDelayRenderTransparents)
|
---|
| 1554 | {
|
---|
| 1555 | mLeavePassesInQueue |= RenderPriorityGroup::TRANSPARENT_PASSES;
|
---|
| 1556 | }
|
---|
| 1557 | }
|
---|
| 1558 |
|
---|
[868] | 1559 | // skip rendering transparents during the hierarchical culling
|
---|
[675] | 1560 | // (because they will be rendered afterwards)
|
---|
[868] | 1561 | mSkipTransparents =
|
---|
| 1562 | (mIsDepthPassPhase || (mLeavePassesInQueue & RenderPriorityGroup::TRANSPARENT_PASSES));
|
---|
[675] | 1563 |
|
---|
| 1564 | // -- initialise interface for rendering traversal of the hierarchy
|
---|
| 1565 | mHierarchyInterface->SetHierarchyRoot(mOctree);
|
---|
| 1566 |
|
---|
| 1567 | // possible two cameras (one for culling, one for rendering)
|
---|
[2183] | 1568 | mHierarchyInterface->InitTraversal(cam,
|
---|
[675] | 1569 | mCullCamera ? getCamera("CullCamera") : NULL,
|
---|
| 1570 | mLeavePassesInQueue);
|
---|
| 1571 |
|
---|
| 1572 | }
|
---|
| 1573 | //-----------------------------------------------------------------------
|
---|
[720] | 1574 | OctreeHierarchyInterface *OcclusionCullingSceneManager::GetHierarchyInterface()
|
---|
[675] | 1575 | {
|
---|
| 1576 | return mHierarchyInterface;
|
---|
| 1577 | }
|
---|
| 1578 | //-----------------------------------------------------------------------
|
---|
[720] | 1579 | void OcclusionCullingSceneManager::endFrame()
|
---|
[675] | 1580 | {
|
---|
| 1581 | TerrainRenderable::ResetRenderLevelIndex();
|
---|
| 1582 | }
|
---|
| 1583 | //-----------------------------------------------------------------------
|
---|
[720] | 1584 | Entity* OcclusionCullingSceneManager::createEntity(const String& entityName,
|
---|
[675] | 1585 | const String& meshName)
|
---|
| 1586 | {
|
---|
| 1587 | Entity *ent = SceneManager::createEntity(entityName, meshName);
|
---|
| 1588 |
|
---|
| 1589 | for (int i = 0; i < (int)ent->getNumSubEntities(); ++i)
|
---|
| 1590 | {
|
---|
| 1591 | ent->getSubEntity(i)->setId(mCurrentEntityId);
|
---|
| 1592 | }
|
---|
| 1593 |
|
---|
| 1594 | // increase counter of entity id values
|
---|
| 1595 | ++ mCurrentEntityId;
|
---|
| 1596 |
|
---|
| 1597 | return ent;
|
---|
| 1598 | }
|
---|
| 1599 | //-----------------------------------------------------------------------
|
---|
[897] | 1600 | void OcclusionCullingSceneManager::renderAdditiveStencilShadowedQueueGroupObjects(
|
---|
| 1601 | RenderQueueGroup* pGroup, QueuedRenderableCollection::OrganisationMode om)
|
---|
[675] | 1602 | {
|
---|
[2254] | 1603 | if (mNormalExecution || !mIsHierarchicalCulling)
|
---|
| 1604 | {
|
---|
| 1605 | // render the rest of the passes
|
---|
| 1606 | TerrainSceneManager::renderAdditiveStencilShadowedQueueGroupObjects(pGroup, om);
|
---|
| 1607 | return;
|
---|
| 1608 | }
|
---|
| 1609 |
|
---|
[675] | 1610 | // only render solid passes during hierarchical culling
|
---|
[2254] | 1611 | RenderQueueGroup::PriorityMapIterator groupIt = pGroup->getIterator();
|
---|
| 1612 | LightList lightList;
|
---|
| 1613 |
|
---|
| 1614 | while (groupIt.hasMoreElements())
|
---|
[675] | 1615 | {
|
---|
[2254] | 1616 | RenderPriorityGroup* pPriorityGrp = groupIt.getNext();
|
---|
[675] | 1617 |
|
---|
[2254] | 1618 | // Sort the queue first
|
---|
| 1619 | pPriorityGrp->sort(mCameraInProgress);
|
---|
[675] | 1620 |
|
---|
[2254] | 1621 | // Clear light list
|
---|
| 1622 | lightList.clear();
|
---|
[675] | 1623 |
|
---|
[2254] | 1624 | // Render all the ambient passes first, no light iteration, no lights
|
---|
| 1625 | /*** msz: no more IRS_AMBIENT, see OgreSceneManager.h ***/
|
---|
| 1626 | // mIlluminationStage = IRS_AMBIENT;
|
---|
[675] | 1627 |
|
---|
[2254] | 1628 | OctreeSceneManager::renderObjects(pPriorityGrp->getSolidsBasic(), om, false, &lightList);
|
---|
| 1629 | // Also render any objects which have receive shadows disabled
|
---|
| 1630 | OctreeSceneManager::renderObjects(pPriorityGrp->getSolidsNoShadowReceive(), om, true);
|
---|
[903] | 1631 | #if 0
|
---|
[2254] | 1632 | std::stringstream d;
|
---|
| 1633 | d << " solid size: " << (int)pPriorityGrp->_getSolidPasses().size()
|
---|
| 1634 | << " solid no shadow size: " << (int)pPriorityGrp->_getSolidPassesNoShadow().size()
|
---|
| 1635 | << "difspec size: " << (int)pPriorityGrp->_getSolidPassesDiffuseSpecular().size()
|
---|
| 1636 | << " decal size: " << (int)pPriorityGrp->_getSolidPassesDecal().size();
|
---|
| 1637 | LogManager::getSingleton().logMessage(d.str());
|
---|
[903] | 1638 | #endif
|
---|
[675] | 1639 | }
|
---|
| 1640 | }
|
---|
| 1641 | //-----------------------------------------------------------------------
|
---|
[897] | 1642 | void OcclusionCullingSceneManager::renderModulativeStencilShadowedQueueGroupObjects(
|
---|
| 1643 | RenderQueueGroup* pGroup, QueuedRenderableCollection::OrganisationMode om)
|
---|
[675] | 1644 | {
|
---|
[2254] | 1645 | if (mNormalExecution || !mIsHierarchicalCulling)
|
---|
[675] | 1646 | {
|
---|
[2254] | 1647 | TerrainSceneManager::renderModulativeStencilShadowedQueueGroupObjects(pGroup, om);
|
---|
| 1648 | return;
|
---|
| 1649 | }
|
---|
[675] | 1650 |
|
---|
[2254] | 1651 | // Iterate through priorities
|
---|
| 1652 | RenderQueueGroup::PriorityMapIterator groupIt = pGroup->getIterator();
|
---|
[675] | 1653 |
|
---|
[2254] | 1654 | while (groupIt.hasMoreElements())
|
---|
[675] | 1655 | {
|
---|
[2254] | 1656 | RenderPriorityGroup* pPriorityGrp = groupIt.getNext();
|
---|
| 1657 |
|
---|
| 1658 | // Sort the queue first
|
---|
| 1659 | pPriorityGrp->sort(mCameraInProgress);
|
---|
| 1660 | // Do (shadowable) solids
|
---|
| 1661 | OctreeSceneManager::renderObjects(pPriorityGrp->getSolidsBasic(), om, true);
|
---|
[675] | 1662 | }
|
---|
| 1663 | }
|
---|
[903] | 1664 | //-------------------------------------------------------------------------
|
---|
| 1665 | void OcclusionCullingSceneManager::SetObjectsVisible(const bool visible)
|
---|
| 1666 | {
|
---|
| 1667 | GtpVisibilityPreprocessor::ObjectContainer::iterator it, it_end = mObjects.end();
|
---|
| 1668 | for (it = mObjects.begin(); it != it_end; ++ it)
|
---|
[2502] | 1669 | SetObjectVisible(*it, visible);
|
---|
[903] | 1670 | }
|
---|
| 1671 | //-----------------------------------------------------------------------
|
---|
[938] | 1672 | bool OcclusionCullingSceneManager::LoadViewCells(const String &filename)
|
---|
[863] | 1673 | {
|
---|
[2097] | 1674 | // no filename specified
|
---|
[1823] | 1675 | if (filename == "")
|
---|
| 1676 | return false;
|
---|
| 1677 |
|
---|
[2097] | 1678 | // view cells already loaded
|
---|
[1676] | 1679 | if (mViewCellsLoaded)
|
---|
| 1680 | return true;
|
---|
| 1681 |
|
---|
[938] | 1682 | // converter between view cell ids and Ogre entites
|
---|
[1595] | 1683 | OctreeBoundingBoxConverter bconverter(this);
|
---|
[931] | 1684 |
|
---|
[863] | 1685 | // load the view cells assigning the found objects to the pvss
|
---|
[2097] | 1686 | const bool finalizeViewCells = false;
|
---|
[903] | 1687 |
|
---|
[2114] | 1688 | // load the view cells assigning the found objects to the pvss
|
---|
| 1689 | mViewCellsManager =
|
---|
| 1690 | GtpVisibilityPreprocessor::ViewCellsManager::
|
---|
[2502] | 1691 | LoadViewCells(filename, mObjects, finalizeViewCells, &bconverter);
|
---|
[2097] | 1692 |
|
---|
[2280] | 1693 | LogManager::getSingleton().logMessage("******** view cells loaded *********");
|
---|
[1823] | 1694 |
|
---|
[1620] | 1695 | // objects are set to invisible initially
|
---|
[2502] | 1696 | //SetObjectsVisible(false);
|
---|
[1616] | 1697 |
|
---|
[1593] | 1698 | if (finalizeViewCells)
|
---|
| 1699 | CreateViewCellsGeometry();
|
---|
| 1700 |
|
---|
[938] | 1701 | return (mViewCellsManager != NULL);
|
---|
[863] | 1702 | }
|
---|
[903] | 1703 | //-------------------------------------------------------------------------
|
---|
[1593] | 1704 | void OcclusionCullingSceneManager::ApplyViewCellPvs(GtpVisibilityPreprocessor::ViewCell *vc,
|
---|
[2502] | 1705 | const bool loadObjects)
|
---|
[2097] | 1706 | {
|
---|
[1593] | 1707 | // rather apply view cell representing unbounded space then
|
---|
[903] | 1708 | if (!vc)
|
---|
| 1709 | {
|
---|
[2502] | 1710 | LogManager::getSingleton().logMessage("no view cell or outside of view space, setting everything to invisible");
|
---|
[2097] | 1711 | // question: if no view cell, set everything visible?
|
---|
[1622] | 1712 | SetObjectsVisible(false);
|
---|
[903] | 1713 | return;
|
---|
| 1714 | }
|
---|
[944] | 1715 |
|
---|
[1593] | 1716 | ////////////
|
---|
[2502] | 1717 | //-- set view cell PVS to visible
|
---|
[1593] | 1718 |
|
---|
[2123] | 1719 | GtpVisibilityPreprocessor::ObjectPvsIterator pit = vc->GetPvs().GetIterator();
|
---|
| 1720 |
|
---|
[1816] | 1721 | while (pit.HasMoreEntries())
|
---|
| 1722 | {
|
---|
[2123] | 1723 | GtpVisibilityPreprocessor::Intersectable *obj = pit.Next();
|
---|
[1610] | 1724 | // no associated geometry found
|
---|
[1816] | 1725 | if (!obj) continue;
|
---|
[2502] | 1726 | SetObjectVisible(obj, loadObjects);
|
---|
[863] | 1727 | }
|
---|
| 1728 | }
|
---|
[903] | 1729 | //-------------------------------------------------------------------------
|
---|
[1593] | 1730 | void OcclusionCullingSceneManager::UpdatePvs(Camera *cam)
|
---|
[903] | 1731 | {
|
---|
[938] | 1732 | if (!(mViewCellsLoaded && mUseViewCells))
|
---|
| 1733 | return;
|
---|
[863] | 1734 |
|
---|
[938] | 1735 | const GtpVisibilityPreprocessor::Vector3 viewPoint =
|
---|
| 1736 | OgreTypeConverter::ConvertFromOgre(cam->getDerivedPosition());
|
---|
[903] | 1737 |
|
---|
[2502] | 1738 | GtpVisibilityPreprocessor::ViewCell *viewCell =
|
---|
[938] | 1739 | mViewCellsManager->GetViewCell(viewPoint);
|
---|
[903] | 1740 |
|
---|
[2502] | 1741 | // view cell did not change => don't change pvs
|
---|
| 1742 | if (mCurrentViewCell == viewCell)
|
---|
[938] | 1743 | return;
|
---|
[903] | 1744 |
|
---|
[1593] | 1745 |
|
---|
| 1746 | //////////////
|
---|
[2502] | 1747 | //-- unload old pvs and load new pvs
|
---|
[903] | 1748 |
|
---|
[1593] | 1749 | ApplyViewCellPvs(mCurrentViewCell, false);
|
---|
[903] | 1750 |
|
---|
[2502] | 1751 | mCurrentViewCell = viewCell;
|
---|
| 1752 | ApplyViewCellPvs(mCurrentViewCell, true);
|
---|
[903] | 1753 | }
|
---|
[1593] | 1754 | //-------------------------------------------------------------------------
|
---|
| 1755 | void OcclusionCullingSceneManager::CreateViewCellsGeometry()
|
---|
| 1756 | {
|
---|
[1616] | 1757 | //LogManager::getSingleton().logMessage("creating view cells geometry");
|
---|
[1622] | 1758 | if (mViewCellsGeometryLoaded) return;
|
---|
[1593] | 1759 |
|
---|
[2067] | 1760 | GtpVisibilityPreprocessor::ViewCellContainer viewCells =
|
---|
| 1761 | mViewCellsManager->GetViewCells();
|
---|
[1593] | 1762 |
|
---|
| 1763 | GtpVisibilityPreprocessor::ViewCellContainer::const_iterator it, it_end = viewCells.end();
|
---|
| 1764 | for (it = viewCells.begin(); it != it_end; ++ it)
|
---|
| 1765 | {
|
---|
| 1766 | GtpVisibilityPreprocessor::ViewCell *viewCell = *it;
|
---|
| 1767 |
|
---|
[2067] | 1768 | ManualObject *manual =
|
---|
| 1769 | OgreTypeConverter::ConvertToOgre(viewCell->GetMesh(), this);
|
---|
[1616] | 1770 |
|
---|
| 1771 | if (manual)
|
---|
| 1772 | {
|
---|
| 1773 | mViewCellsGeometry[viewCell->GetId()] = manual;
|
---|
[1593] | 1774 |
|
---|
[1616] | 1775 | // attach to scene node
|
---|
| 1776 | getRootSceneNode()->createChildSceneNode()->attachObject(manual);
|
---|
| 1777 | manual->setQueryFlags(0); // returned by no query
|
---|
[1602] | 1778 |
|
---|
[1616] | 1779 | // initialy set to invisible
|
---|
| 1780 | manual->setVisible(false);
|
---|
| 1781 | }
|
---|
[1593] | 1782 | }
|
---|
[1616] | 1783 |
|
---|
| 1784 | mViewCellsGeometryLoaded = true;
|
---|
[1593] | 1785 | }
|
---|
[1602] | 1786 | //-------------------------------------------------------------------------
|
---|
| 1787 | void OcclusionCullingSceneManager::VisualizeViewCells(const bool visualize)
|
---|
| 1788 | {
|
---|
[1616] | 1789 | MovableMap::const_iterator mit, mit_end = mViewCellsGeometry.end();
|
---|
[1602] | 1790 |
|
---|
| 1791 | for (mit = mViewCellsGeometry.begin(); mit != mit_end; ++ mit)
|
---|
| 1792 | {
|
---|
[1616] | 1793 | if ((*mit).second)
|
---|
| 1794 | (*mit).second->setVisible(visualize);
|
---|
[1602] | 1795 | }
|
---|
| 1796 | }
|
---|
[955] | 1797 | #if 0
|
---|
[951] | 1798 | //-------------------------------------------------------------------------
|
---|
| 1799 | void OcclusionCullingSceneManager::TestVisible(SceneNode *node)
|
---|
| 1800 | {
|
---|
| 1801 | // first test for scene node, then for octant (part of the hierarchy)
|
---|
| 1802 | if (!node->mVisibleChildren)
|
---|
[1602] | 1803 | {
|
---|
[951] | 1804 | node->setVisible(false);
|
---|
[1602] | 1805 | }
|
---|
[903] | 1806 |
|
---|
[951] | 1807 | node->getOctant()->mVisibleChildren --;
|
---|
| 1808 | }
|
---|
| 1809 | //-------------------------------------------------------------------------
|
---|
| 1810 | void OcclusionCullingSceneManager::TestVisible(Octree *octant)
|
---|
| 1811 | {
|
---|
| 1812 | // first test for scene node, then for octant (part of the hierarchy)
|
---|
| 1813 | if (!octant->mVisibleChildren)
|
---|
[1593] | 1814 | {
|
---|
[951] | 1815 | octant->setVisible(false);
|
---|
[1593] | 1816 | }
|
---|
[951] | 1817 | }
|
---|
[903] | 1818 |
|
---|
[951] | 1819 | //-------------------------------------------------------------------------
|
---|
| 1820 | void OcclusionCullingSceneManager::UpdateVisibility(Entity *ent)
|
---|
| 1821 | {
|
---|
| 1822 | if (!ent->isVisible())
|
---|
| 1823 | {
|
---|
| 1824 | bool visible = TestVisible(ent->getParentNode());
|
---|
| 1825 |
|
---|
| 1826 | if (!visible)
|
---|
| 1827 | visible = TestVisible(octant->getParentNode());
|
---|
[903] | 1828 |
|
---|
[951] | 1829 | if (!visible)
|
---|
| 1830 | mHierarchyInterface->pullupVisibility();
|
---|
| 1831 | }
|
---|
| 1832 | }
|
---|
[955] | 1833 | #endif
|
---|
[1816] | 1834 | // splits strings containing multiple file names
|
---|
[1823] | 1835 | static int SplitFilenames(const std::string str,
|
---|
| 1836 | std::vector<std::string> &filenames)
|
---|
[1816] | 1837 | {
|
---|
| 1838 | int pos = 0;
|
---|
| 1839 |
|
---|
| 1840 | while(1)
|
---|
| 1841 | {
|
---|
| 1842 | int npos = (int)str.find(';', pos);
|
---|
| 1843 |
|
---|
| 1844 | if (npos < 0 || npos - pos < 1)
|
---|
| 1845 | break;
|
---|
| 1846 | filenames.push_back(std::string(str, pos, npos - pos));
|
---|
| 1847 | pos = npos + 1;
|
---|
| 1848 | }
|
---|
| 1849 |
|
---|
| 1850 | filenames.push_back(std::string(str, pos, str.size() - pos));
|
---|
| 1851 | return (int)filenames.size();
|
---|
| 1852 | }
|
---|
[903] | 1853 | //-----------------------------------------------------------------------
|
---|
[2119] | 1854 | bool OcclusionCullingSceneManager::LoadScene(const String &filename,
|
---|
| 1855 | const String &viewCellsFilename)
|
---|
[1816] | 1856 | {
|
---|
| 1857 | using namespace std;
|
---|
[2108] | 1858 |
|
---|
[1816] | 1859 | // use leaf nodes of the original spatial hierarchy as occludees
|
---|
| 1860 | vector<string> filenames;
|
---|
| 1861 | const int files = SplitFilenames(filename, filenames);
|
---|
| 1862 |
|
---|
[2108] | 1863 | stringstream d;
|
---|
[1816] | 1864 | d << "number of input files: " << files << "\n";
|
---|
| 1865 | LogManager::getSingleton().logMessage(d.str());
|
---|
| 1866 |
|
---|
| 1867 | bool result = false;
|
---|
| 1868 | vector<string>::const_iterator fit, fit_end = filenames.end();
|
---|
| 1869 | int i = 0;
|
---|
| 1870 |
|
---|
[2255] | 1871 | if (filename == "terrain" || filename == "")
|
---|
[1816] | 1872 | {
|
---|
[2255] | 1873 | LogManager::getSingleton().logMessage("not loading scene");
|
---|
[1823] | 1874 |
|
---|
[1816] | 1875 | // terrain hack
|
---|
[1823] | 1876 | return false;
|
---|
[1816] | 1877 | }
|
---|
[2108] | 1878 |
|
---|
[1816] | 1879 | for (fit = filenames.begin(); fit != fit_end; ++ fit, ++ i)
|
---|
| 1880 | {
|
---|
| 1881 | const string fn = *fit;
|
---|
| 1882 |
|
---|
[2119] | 1883 | if (strstr(fn.c_str(), ".obj"))
|
---|
[1816] | 1884 | {
|
---|
| 1885 | // load iv files
|
---|
[2119] | 1886 | if (!LoadSceneObj(filename, viewCellsFilename, getRootSceneNode()))
|
---|
| 1887 | {
|
---|
| 1888 | LogManager::getSingleton().logMessage("error loading file");
|
---|
| 1889 | return false;
|
---|
| 1890 | }
|
---|
| 1891 | }
|
---|
| 1892 | else if (strstr(fn.c_str(), ".iv") || strstr(fn.c_str(), ".wrl"))
|
---|
| 1893 | {
|
---|
| 1894 | // load iv files
|
---|
[1816] | 1895 | if (!LoadSceneIV(fn, getRootSceneNode(), i))
|
---|
| 1896 | {
|
---|
| 1897 | // terrain hack
|
---|
| 1898 | LogManager::getSingleton().logMessage("error loading file");
|
---|
| 1899 | }
|
---|
| 1900 | }
|
---|
| 1901 |
|
---|
| 1902 | // at least one piece of geometry loaded
|
---|
| 1903 | result = true;
|
---|
| 1904 | }
|
---|
[2108] | 1905 |
|
---|
[1816] | 1906 | return result;
|
---|
| 1907 | }
|
---|
| 1908 | //-----------------------------------------------------------------------
|
---|
| 1909 | bool OcclusionCullingSceneManager::LoadSceneIV(const String &filename,
|
---|
| 1910 | SceneNode *root,
|
---|
| 1911 | const int index)
|
---|
| 1912 | {
|
---|
| 1913 | IVReader ivReader;
|
---|
| 1914 |
|
---|
| 1915 | Timer *timer = PlatformManager::getSingleton().createTimer();
|
---|
| 1916 | timer->reset();
|
---|
| 1917 |
|
---|
| 1918 | if (1)
|
---|
| 1919 | {
|
---|
| 1920 | std::string logFilename = "IVLog" + Ogre::StringConverter().toString(index) + ".log";
|
---|
| 1921 |
|
---|
| 1922 | Log *log = LogManager::getSingleton().createLog(logFilename);
|
---|
| 1923 | ivReader.setLog(log);
|
---|
| 1924 | }
|
---|
| 1925 |
|
---|
| 1926 | if (ivReader.loadFile(filename.c_str()))
|
---|
| 1927 | {
|
---|
| 1928 | SceneNode *node = root->createChildSceneNode("IVSceneNode" + index);
|
---|
| 1929 |
|
---|
| 1930 | ivReader.buildTree(this, node);
|
---|
| 1931 | ivReader.collapse();
|
---|
[2278] | 1932 |
|
---|
[1816] | 1933 | std::stringstream d;
|
---|
| 1934 | d << "loaded " << filename << " in " << timer->getMilliseconds() * 1e-3 << " secs";
|
---|
| 1935 | LogManager::getSingleton().logMessage(d.str());
|
---|
| 1936 |
|
---|
| 1937 | PlatformManager::getSingleton().destroyTimer(timer);
|
---|
| 1938 |
|
---|
| 1939 | /*if (USE_STATIC_GEOMETRY)
|
---|
| 1940 | {
|
---|
[2278] | 1941 | //-- bake into static geometry
|
---|
[1816] | 1942 | BakeSceneIntoStaticGeometry("staticVienna", "Vienna");
|
---|
| 1943 | }*/
|
---|
| 1944 |
|
---|
| 1945 | return true;
|
---|
| 1946 | }
|
---|
| 1947 |
|
---|
| 1948 | return false;
|
---|
| 1949 | }
|
---|
[2161] | 1950 | //-----------------------------------------------------------------------
|
---|
[2254] | 1951 | void OcclusionCullingSceneManager::RenderHierarchicalCulling(const bool fillRenderQueue)
|
---|
[2160] | 1952 | {
|
---|
[2161] | 1953 | // create material for depth pass
|
---|
| 1954 | InitDepthPass();
|
---|
| 1955 |
|
---|
[2160] | 1956 | ////////////////////
|
---|
| 1957 | //-- hierarchical culling
|
---|
| 1958 |
|
---|
| 1959 | // set all necessary parameters for
|
---|
| 1960 | // hierarchical visibility culling and rendering
|
---|
| 1961 | InitVisibilityCulling(mCameraInProgress);
|
---|
| 1962 |
|
---|
| 1963 |
|
---|
| 1964 | /**
|
---|
| 1965 | * the hierarchical culling algorithm
|
---|
| 1966 | * for depth pass: we just find objects and update depth buffer
|
---|
| 1967 | * for "delayed" rendering: we render some passes afterwards
|
---|
| 1968 | * e.g., transparents, because they need front-to-back sorting
|
---|
| 1969 | **/
|
---|
| 1970 |
|
---|
| 1971 | mVisibilityManager->ApplyVisibilityCulling();
|
---|
| 1972 |
|
---|
| 1973 | // delete remaining renderables from queue:
|
---|
| 1974 | // all which are not in mLeavePassesInQueue)
|
---|
| 1975 | _deleteRenderedQueueGroups(mLeavePassesInQueue);
|
---|
| 1976 |
|
---|
| 1977 | /////////////
|
---|
| 1978 | //-- reset parameters needed for special rendering
|
---|
| 1979 |
|
---|
| 1980 | mIsDepthPassPhase = false;
|
---|
| 1981 | mIsItemBufferPhase = false;
|
---|
| 1982 | mSkipTransparents = false;
|
---|
| 1983 | mIsHierarchicalCulling = false;
|
---|
| 1984 | mLeavePassesInQueue = 0;
|
---|
| 1985 |
|
---|
[2171] | 1986 | if (fillRenderQueue)
|
---|
[2160] | 1987 | {
|
---|
[2171] | 1988 | // the shaded geometry is rendered in a second pass
|
---|
| 1989 | // add visible nodes found by the visibility culling algorithm
|
---|
| 1990 | NodeList::const_iterator it, it_end = mVisible.end();
|
---|
| 1991 | for (it = mVisible.begin(); it != it_end; ++ it)
|
---|
| 1992 | {
|
---|
| 1993 | (*it)->_addToRenderQueue(mCameraInProgress, getRenderQueue(), false);
|
---|
| 1994 | }
|
---|
[2160] | 1995 | }
|
---|
| 1996 | }
|
---|
[1816] | 1997 | //-----------------------------------------------------------------------
|
---|
[2119] | 1998 | bool OcclusionCullingSceneManager::LoadSceneObj(const String &filename,
|
---|
| 1999 | const String &viewCellsFile,
|
---|
| 2000 | SceneNode *root)
|
---|
| 2001 | {
|
---|
| 2002 | Timer *timer = PlatformManager::getSingleton().createTimer();
|
---|
| 2003 | timer->reset();
|
---|
| 2004 |
|
---|
[2123] | 2005 | if (!mObjReader->LoadFile(filename.c_str(), viewCellsFile, root))
|
---|
[2119] | 2006 | {
|
---|
| 2007 | PlatformManager::getSingleton().destroyTimer(timer);
|
---|
| 2008 | return false;
|
---|
| 2009 | }
|
---|
| 2010 |
|
---|
| 2011 | std::stringstream d;
|
---|
| 2012 | d << "loaded " << filename << " in " << timer->getMilliseconds() * 1e-3 << " secs";
|
---|
| 2013 | LogManager::getSingleton().logMessage(d.str());
|
---|
| 2014 |
|
---|
| 2015 | PlatformManager::getSingleton().destroyTimer(timer);
|
---|
| 2016 |
|
---|
| 2017 | return true;
|
---|
| 2018 | }
|
---|
[2160] | 2019 |
|
---|
[2119] | 2020 | //-----------------------------------------------------------------------
|
---|
[2171] | 2021 | void OcclusionCullingSceneManager::_renderScene(Camera* camera,
|
---|
| 2022 | Viewport* vp,
|
---|
| 2023 | bool includeOverlays)
|
---|
[2160] | 2024 | {
|
---|
[2502] | 2025 | if (0 && mNormalExecution)
|
---|
[2184] | 2026 | {
|
---|
| 2027 | TerrainSceneManager::_renderScene(camera, vp, includeOverlays);
|
---|
| 2028 | return;
|
---|
| 2029 | }
|
---|
[2283] | 2030 |
|
---|
[2160] | 2031 | Root::getSingleton()._setCurrentSceneManager(this);
|
---|
| 2032 | mActiveQueuedRenderableVisitor->targetSceneMgr = this;
|
---|
| 2033 |
|
---|
| 2034 | if (isShadowTechniqueInUse())
|
---|
| 2035 | {
|
---|
| 2036 | // Prepare shadow materials
|
---|
| 2037 | initShadowVolumeMaterials();
|
---|
| 2038 | }
|
---|
| 2039 |
|
---|
| 2040 | // Perform a quick pre-check to see whether we should override far distance
|
---|
| 2041 | // When using stencil volumes we have to use infinite far distance
|
---|
| 2042 | // to prevent dark caps getting clipped
|
---|
| 2043 | if (isShadowTechniqueStencilBased() &&
|
---|
| 2044 | camera->getProjectionType() == PT_PERSPECTIVE &&
|
---|
| 2045 | camera->getFarClipDistance() != 0 &&
|
---|
| 2046 | mDestRenderSystem->getCapabilities()->hasCapability(RSC_INFINITE_FAR_PLANE) &&
|
---|
| 2047 | mShadowUseInfiniteFarPlane)
|
---|
| 2048 | {
|
---|
| 2049 | // infinite far distance
|
---|
| 2050 | camera->setFarClipDistance(0);
|
---|
| 2051 | }
|
---|
| 2052 |
|
---|
| 2053 | mCameraInProgress = camera;
|
---|
| 2054 |
|
---|
| 2055 |
|
---|
| 2056 | // Update controllers
|
---|
| 2057 | ControllerManager::getSingleton().updateAllControllers();
|
---|
| 2058 |
|
---|
| 2059 | // Update the scene, only do this once per frame
|
---|
| 2060 | unsigned long thisFrameNumber = Root::getSingleton().getCurrentFrameNumber();
|
---|
| 2061 | if (thisFrameNumber != mLastFrameNumber)
|
---|
| 2062 | {
|
---|
| 2063 | // Update animations
|
---|
| 2064 | _applySceneAnimations();
|
---|
| 2065 | mLastFrameNumber = thisFrameNumber;
|
---|
| 2066 | }
|
---|
| 2067 |
|
---|
| 2068 | // Update scene graph for this camera (can happen multiple times per frame)
|
---|
| 2069 | _updateSceneGraph(camera);
|
---|
| 2070 |
|
---|
| 2071 | // Auto-track nodes
|
---|
| 2072 | AutoTrackingSceneNodes::iterator atsni, atsniend;
|
---|
| 2073 | atsniend = mAutoTrackingSceneNodes.end();
|
---|
| 2074 | for (atsni = mAutoTrackingSceneNodes.begin(); atsni != atsniend; ++atsni)
|
---|
| 2075 | {
|
---|
| 2076 | (*atsni)->_autoTrack();
|
---|
| 2077 | }
|
---|
| 2078 | // Auto-track camera if required
|
---|
| 2079 | camera->_autoTrack();
|
---|
| 2080 |
|
---|
| 2081 |
|
---|
| 2082 | // Are we using any shadows at all?
|
---|
| 2083 | if (isShadowTechniqueInUse() &&
|
---|
| 2084 | mIlluminationStage != IRS_RENDER_TO_TEXTURE &&
|
---|
| 2085 | vp->getShadowsEnabled() &&
|
---|
| 2086 | mFindVisibleObjects)
|
---|
| 2087 | {
|
---|
| 2088 | // Locate any lights which could be affecting the frustum
|
---|
| 2089 | findLightsAffectingFrustum(camera);
|
---|
| 2090 | if (isShadowTechniqueTextureBased())
|
---|
| 2091 | {
|
---|
| 2092 | // *******
|
---|
| 2093 | // WARNING
|
---|
| 2094 | // *******
|
---|
| 2095 | // This call will result in re-entrant calls to this method
|
---|
| 2096 | // therefore anything which comes before this is NOT
|
---|
| 2097 | // guaranteed persistent. Make sure that anything which
|
---|
| 2098 | // MUST be specific to this camera / target is done
|
---|
| 2099 | // AFTER THIS POINT
|
---|
| 2100 | prepareShadowTextures(camera, vp);
|
---|
| 2101 | // reset the cameras because of the re-entrant call
|
---|
| 2102 | mCameraInProgress = camera;
|
---|
| 2103 | }
|
---|
| 2104 | }
|
---|
| 2105 |
|
---|
| 2106 | // Invert vertex winding?
|
---|
| 2107 | if (camera->isReflected())
|
---|
| 2108 | {
|
---|
| 2109 | mDestRenderSystem->setInvertVertexWinding(true);
|
---|
| 2110 | }
|
---|
| 2111 | else
|
---|
| 2112 | {
|
---|
| 2113 | mDestRenderSystem->setInvertVertexWinding(false);
|
---|
| 2114 | }
|
---|
| 2115 |
|
---|
| 2116 | // Tell params about viewport
|
---|
| 2117 | mAutoParamDataSource.setCurrentViewport(vp);
|
---|
| 2118 | // Set the viewport
|
---|
| 2119 | setViewport(vp);
|
---|
| 2120 |
|
---|
| 2121 | // Tell params about camera
|
---|
| 2122 | mAutoParamDataSource.setCurrentCamera(camera);
|
---|
| 2123 | // Set autoparams for finite dir light extrusion
|
---|
| 2124 | mAutoParamDataSource.setShadowDirLightExtrusionDistance(mShadowDirLightExtrudeDist);
|
---|
| 2125 |
|
---|
| 2126 | // Tell params about current ambient light
|
---|
| 2127 | mAutoParamDataSource.setAmbientLightColour(mAmbientLight);
|
---|
| 2128 | // Tell rendersystem
|
---|
| 2129 | mDestRenderSystem->setAmbientLight(mAmbientLight.r, mAmbientLight.g, mAmbientLight.b);
|
---|
| 2130 |
|
---|
| 2131 | // Tell params about render target
|
---|
| 2132 | mAutoParamDataSource.setCurrentRenderTarget(vp->getTarget());
|
---|
| 2133 |
|
---|
| 2134 |
|
---|
| 2135 | // Set camera window clipping planes (if any)
|
---|
| 2136 | if (mDestRenderSystem->getCapabilities()->hasCapability(RSC_USER_CLIP_PLANES))
|
---|
| 2137 | {
|
---|
| 2138 | if (camera->isWindowSet())
|
---|
| 2139 | {
|
---|
| 2140 | const std::vector<Plane>& planeList =
|
---|
| 2141 | camera->getWindowPlanes();
|
---|
| 2142 | for (ushort i = 0; i < 4; ++i)
|
---|
| 2143 | {
|
---|
| 2144 | mDestRenderSystem->enableClipPlane(i, true);
|
---|
| 2145 | mDestRenderSystem->setClipPlane(i, planeList[i]);
|
---|
| 2146 | }
|
---|
| 2147 | }
|
---|
| 2148 | else
|
---|
| 2149 | {
|
---|
| 2150 | for (ushort i = 0; i < 4; ++i)
|
---|
| 2151 | {
|
---|
| 2152 | mDestRenderSystem->enableClipPlane(i, false);
|
---|
| 2153 | }
|
---|
| 2154 | }
|
---|
| 2155 | }
|
---|
| 2156 |
|
---|
| 2157 | mDestRenderSystem->_beginGeometryCount();
|
---|
| 2158 | // Begin the frame
|
---|
| 2159 | mDestRenderSystem->_beginFrame();
|
---|
| 2160 |
|
---|
| 2161 | // Set rasterisation mode
|
---|
| 2162 | mDestRenderSystem->_setPolygonMode(camera->getPolygonMode());
|
---|
| 2163 |
|
---|
| 2164 | // Set initial camera state
|
---|
| 2165 | mDestRenderSystem->_setProjectionMatrix(mCameraInProgress->getProjectionMatrixRS());
|
---|
| 2166 | mDestRenderSystem->_setViewMatrix(mCameraInProgress->getViewMatrix(true));
|
---|
| 2167 |
|
---|
[2254] | 2168 | // Prepare render queue for receiving new objects
|
---|
| 2169 | #ifdef GAMETOOLS_ILLUMINATION_MODULE
|
---|
| 2170 | if (mFindVisibleObjects)
|
---|
| 2171 | prepareRenderQueue();
|
---|
| 2172 | #else
|
---|
| 2173 | prepareRenderQueue();
|
---|
| 2174 | #endif
|
---|
[2160] | 2175 |
|
---|
| 2176 | if (mFindVisibleObjects)
|
---|
| 2177 | {
|
---|
| 2178 | // Parse the scene and tag visibles
|
---|
[2254] | 2179 | myFindVisibleObjects(camera,
|
---|
[2160] | 2180 | mIlluminationStage == IRS_RENDER_TO_TEXTURE? true : false);
|
---|
| 2181 | }
|
---|
| 2182 | // Add overlays, if viewport deems it
|
---|
| 2183 | if (vp->getOverlaysEnabled() && mIlluminationStage != IRS_RENDER_TO_TEXTURE)
|
---|
| 2184 | {
|
---|
| 2185 | OverlayManager::getSingleton()._queueOverlaysForRendering(camera, getRenderQueue(), vp);
|
---|
| 2186 | }
|
---|
| 2187 | // Queue skies, if viewport seems it
|
---|
| 2188 | if (vp->getSkiesEnabled() && mFindVisibleObjects && mIlluminationStage != IRS_RENDER_TO_TEXTURE)
|
---|
| 2189 | {
|
---|
| 2190 | _queueSkiesForRendering(camera);
|
---|
| 2191 | }
|
---|
| 2192 |
|
---|
| 2193 | // Render scene content
|
---|
| 2194 | _renderVisibleObjects();
|
---|
| 2195 |
|
---|
| 2196 | // End frame
|
---|
| 2197 | mDestRenderSystem->_endFrame();
|
---|
| 2198 |
|
---|
| 2199 | // Notify camera or vis faces
|
---|
| 2200 | camera->_notifyRenderedFaces(mDestRenderSystem->_getFaceCount());
|
---|
| 2201 | }
|
---|
[2171] | 2202 | //-----------------------------------------------------------------------
|
---|
[2255] | 2203 | int OcclusionCullingSceneManager::QueryVisibleObjectsExact(Camera *camera,
|
---|
| 2204 | Viewport* vp,
|
---|
| 2205 | const bool fromPoint,
|
---|
| 2206 | const bool nodeVisibility)
|
---|
[2171] | 2207 | {
|
---|
| 2208 | const bool relativeVisibility = false;
|
---|
[2255] | 2209 | const bool approximateVisibility = false;
|
---|
[2160] | 2210 |
|
---|
[2171] | 2211 | int queryModes = 0;
|
---|
| 2212 |
|
---|
| 2213 | if (nodeVisibility)
|
---|
| 2214 | queryModes |= GtpVisibility::QueryManager::NODE_VISIBILITY;
|
---|
| 2215 | else
|
---|
| 2216 | queryModes |= GtpVisibility::QueryManager::GEOMETRY_VISIBILITY;
|
---|
| 2217 |
|
---|
| 2218 | OcclusionQueriesQueryManager *queryManager =
|
---|
| 2219 | new OcclusionQueriesQueryManager(mHierarchyInterface,
|
---|
| 2220 | vp,
|
---|
[2505] | 2221 | queryModes);
|
---|
[2171] | 2222 |
|
---|
| 2223 | mVisibilityManager->SetQueryManager(queryManager);
|
---|
| 2224 |
|
---|
[2280] | 2225 | NodeInfoContainer visibleNodes;
|
---|
| 2226 | MeshInfoContainer visibleGeometry;
|
---|
| 2227 | PatchInfoContainer visiblePatches;
|
---|
[2171] | 2228 |
|
---|
| 2229 | if (fromPoint)
|
---|
| 2230 | {
|
---|
| 2231 | queryManager->ComputeFromPointVisibility(camera->getDerivedPosition(),
|
---|
| 2232 | &visibleNodes,
|
---|
| 2233 | &visibleGeometry,
|
---|
| 2234 | &visiblePatches,
|
---|
[2255] | 2235 | relativeVisibility,
|
---|
| 2236 | approximateVisibility);
|
---|
[2171] | 2237 | }
|
---|
| 2238 | else
|
---|
| 2239 | {
|
---|
| 2240 | queryManager->ComputeCameraVisibility(*camera,
|
---|
| 2241 | &visibleNodes,
|
---|
| 2242 | &visibleGeometry,
|
---|
| 2243 | &visiblePatches,
|
---|
[2255] | 2244 | relativeVisibility,
|
---|
| 2245 | approximateVisibility);
|
---|
[2171] | 2246 | }
|
---|
| 2247 |
|
---|
| 2248 | if (0)
|
---|
| 2249 | {
|
---|
| 2250 | std::stringstream d;
|
---|
| 2251 | d << "Query mode: " << queryModes
|
---|
[2502] | 2252 | << ", visible nodes: " << (int)visibleNodes.size()
|
---|
| 2253 | << ", visible geometry: " << (int)visibleGeometry.size();
|
---|
[2171] | 2254 |
|
---|
| 2255 | LogManager::getSingleton().logMessage(d.str());
|
---|
| 2256 | }
|
---|
| 2257 |
|
---|
| 2258 | ///////////////////////
|
---|
| 2259 | //-- put items in render queue
|
---|
| 2260 |
|
---|
| 2261 | getRenderQueue()->clear();
|
---|
| 2262 |
|
---|
| 2263 | if (!nodeVisibility)
|
---|
| 2264 | {
|
---|
[2455] | 2265 | //////////////////
|
---|
| 2266 | //-- apply queries on geometry level
|
---|
| 2267 |
|
---|
[2280] | 2268 | MeshInfoContainer::iterator geomIt, geomIt_end = visibleGeometry.end();
|
---|
[2171] | 2269 |
|
---|
| 2270 | for (geomIt = visibleGeometry.begin(); geomIt != geomIt_end; ++geomIt)
|
---|
| 2271 | {
|
---|
| 2272 | MovableObject *mo = (*geomIt).GetSource();
|
---|
| 2273 |
|
---|
| 2274 | // add if not 0
|
---|
| 2275 | if (!(*geomIt).GetVisiblePixels())
|
---|
| 2276 | continue;
|
---|
| 2277 |
|
---|
| 2278 | mo->_notifyCurrentCamera(camera);
|
---|
| 2279 |
|
---|
| 2280 | if (mo->isVisible())
|
---|
| 2281 | {
|
---|
| 2282 | mo->_updateRenderQueue(getRenderQueue());
|
---|
| 2283 | }
|
---|
| 2284 | }
|
---|
| 2285 | }
|
---|
| 2286 | else
|
---|
| 2287 | {
|
---|
| 2288 | ////////////////
|
---|
| 2289 | //-- apply queries on node level
|
---|
| 2290 |
|
---|
[2280] | 2291 | NodeInfoContainer::iterator nodesIt, nodesIt_end = visibleNodes.end();
|
---|
[2171] | 2292 |
|
---|
| 2293 | for (nodesIt = visibleNodes.begin(); nodesIt != nodesIt_end; ++ nodesIt)
|
---|
| 2294 | {
|
---|
| 2295 | if (!(*nodesIt).GetVisiblePixels())
|
---|
| 2296 | continue;
|
---|
| 2297 |
|
---|
| 2298 | Octree *octree = static_cast<Octree *>((*nodesIt).GetSource());
|
---|
| 2299 |
|
---|
| 2300 | NodeList::iterator nIt, nIt_end = octree->mNodes.end();
|
---|
| 2301 |
|
---|
| 2302 | for (nIt = octree->mNodes.begin(); nIt != nIt_end; ++ nIt)
|
---|
| 2303 | {
|
---|
| 2304 | (*nIt)->_addToRenderQueue(camera, getRenderQueue(), false);
|
---|
| 2305 | }
|
---|
| 2306 | }
|
---|
| 2307 | }
|
---|
| 2308 |
|
---|
| 2309 | delete queryManager;
|
---|
| 2310 |
|
---|
| 2311 | if (nodeVisibility)
|
---|
| 2312 | return (int)visibleNodes.size();
|
---|
| 2313 | else
|
---|
| 2314 | return (int)visibleGeometry.size();
|
---|
| 2315 | }
|
---|
[2160] | 2316 | //-----------------------------------------------------------------------
|
---|
[2171] | 2317 | void OcclusionCullingSceneManager::RenderDepthForQuery(Camera* camera,
|
---|
| 2318 | Viewport* vp)
|
---|
| 2319 | {
|
---|
| 2320 | Root::getSingleton()._setCurrentSceneManager(this);
|
---|
| 2321 | mActiveQueuedRenderableVisitor->targetSceneMgr = this;
|
---|
| 2322 |
|
---|
| 2323 | mCameraInProgress = camera;
|
---|
| 2324 |
|
---|
| 2325 | // Update scene graph for this camera (can happen multiple times per frame)
|
---|
| 2326 | _updateSceneGraph(camera);
|
---|
| 2327 |
|
---|
| 2328 | // Invert vertex winding?
|
---|
| 2329 | if (camera->isReflected())
|
---|
| 2330 | {
|
---|
| 2331 | mDestRenderSystem->setInvertVertexWinding(true);
|
---|
| 2332 | }
|
---|
| 2333 | else
|
---|
| 2334 | {
|
---|
| 2335 | mDestRenderSystem->setInvertVertexWinding(false);
|
---|
| 2336 | }
|
---|
| 2337 |
|
---|
| 2338 | // Tell params about viewport
|
---|
| 2339 | mAutoParamDataSource.setCurrentViewport(vp);
|
---|
| 2340 | // Set the viewport
|
---|
| 2341 | setViewport(vp);
|
---|
| 2342 |
|
---|
| 2343 | // Tell params about camera
|
---|
| 2344 | mAutoParamDataSource.setCurrentCamera(camera);
|
---|
| 2345 | // Set autoparams for finite dir light extrusion
|
---|
| 2346 | mAutoParamDataSource.setShadowDirLightExtrusionDistance(mShadowDirLightExtrudeDist);
|
---|
| 2347 |
|
---|
| 2348 | // Tell params about current ambient light
|
---|
| 2349 | mAutoParamDataSource.setAmbientLightColour(mAmbientLight);
|
---|
| 2350 | // Tell rendersystem
|
---|
| 2351 | mDestRenderSystem->setAmbientLight(mAmbientLight.r, mAmbientLight.g, mAmbientLight.b);
|
---|
| 2352 |
|
---|
| 2353 | // Tell params about render target
|
---|
| 2354 | mAutoParamDataSource.setCurrentRenderTarget(vp->getTarget());
|
---|
| 2355 |
|
---|
| 2356 |
|
---|
| 2357 | // Set camera window clipping planes (if any)
|
---|
| 2358 | if (mDestRenderSystem->getCapabilities()->hasCapability(RSC_USER_CLIP_PLANES))
|
---|
| 2359 | {
|
---|
| 2360 | if (camera->isWindowSet())
|
---|
| 2361 | {
|
---|
[2455] | 2362 | const std::vector<Plane>& planeList = camera->getWindowPlanes();
|
---|
| 2363 |
|
---|
| 2364 | for (ushort i = 0; i < 4; ++ i)
|
---|
[2171] | 2365 | {
|
---|
| 2366 | mDestRenderSystem->enableClipPlane(i, true);
|
---|
| 2367 | mDestRenderSystem->setClipPlane(i, planeList[i]);
|
---|
| 2368 | }
|
---|
| 2369 | }
|
---|
| 2370 | else
|
---|
| 2371 | {
|
---|
| 2372 | for (ushort i = 0; i < 4; ++i)
|
---|
| 2373 | {
|
---|
| 2374 | mDestRenderSystem->enableClipPlane(i, false);
|
---|
| 2375 | }
|
---|
| 2376 | }
|
---|
| 2377 | }
|
---|
| 2378 |
|
---|
| 2379 | // Prepare render queue for receiving new objects
|
---|
| 2380 | prepareRenderQueue();
|
---|
| 2381 |
|
---|
| 2382 | // Begin the frame
|
---|
| 2383 | mDestRenderSystem->_beginFrame();
|
---|
| 2384 |
|
---|
| 2385 | // Set rasterisation mode
|
---|
| 2386 | mDestRenderSystem->_setPolygonMode(camera->getPolygonMode());
|
---|
| 2387 |
|
---|
| 2388 | // Set initial camera state
|
---|
| 2389 | mDestRenderSystem->_setProjectionMatrix(mCameraInProgress->getProjectionMatrixRS());
|
---|
| 2390 | mDestRenderSystem->_setViewMatrix(mCameraInProgress->getViewMatrix(true));
|
---|
| 2391 |
|
---|
[2254] | 2392 | //////////////
|
---|
| 2393 | //-- Render scene in order fill depth buffer
|
---|
[2171] | 2394 |
|
---|
[2254] | 2395 | // don't have to fill queue, just render depth
|
---|
[2171] | 2396 | const bool fillQueue = false;
|
---|
[2254] | 2397 | RenderHierarchicalCulling(fillQueue);
|
---|
[2171] | 2398 |
|
---|
| 2399 | // End frame
|
---|
| 2400 | mDestRenderSystem->_endFrame();
|
---|
| 2401 | }
|
---|
| 2402 | //-----------------------------------------------------------------------
|
---|
[903] | 2403 | const String OcclusionCullingSceneManagerFactory::FACTORY_TYPE_NAME = "OcclusionCullingSceneManager";
|
---|
| 2404 | //-----------------------------------------------------------------------
|
---|
| 2405 | void OcclusionCullingSceneManagerFactory::initMetaData(void) const
|
---|
| 2406 | {
|
---|
| 2407 | mMetaData.typeName = FACTORY_TYPE_NAME;
|
---|
| 2408 | mMetaData.description = "Scene manager organising the scene on the basis of an octree with advanced occlusion culling (TM).";
|
---|
| 2409 | mMetaData.sceneTypeMask = 0xFFFF; // support all types
|
---|
| 2410 | mMetaData.worldGeometrySupported = false;
|
---|
| 2411 | }
|
---|
| 2412 | //-----------------------------------------------------------------------
|
---|
[925] | 2413 | SceneManager *OcclusionCullingSceneManagerFactory::createInstance(
|
---|
| 2414 | const String& instanceName)
|
---|
[903] | 2415 | {
|
---|
[2097] | 2416 | OcclusionCullingSceneManager* tsm =
|
---|
| 2417 | new OcclusionCullingSceneManager(instanceName, visManager);
|
---|
[925] | 2418 |
|
---|
| 2419 | // Create & register default sources (one per manager)
|
---|
| 2420 | HeightmapTerrainPageSource* ps = new HeightmapTerrainPageSource();
|
---|
| 2421 | mTerrainPageSources.push_back(ps);
|
---|
| 2422 | tsm->registerPageSource("Heightmap", ps);
|
---|
[2160] | 2423 |
|
---|
[925] | 2424 | return tsm;
|
---|
[903] | 2425 | }
|
---|
| 2426 | //-----------------------------------------------------------------------
|
---|
[2254] | 2427 | void OcclusionCullingSceneManager::AddVisibleMeshGeometryToQueue(
|
---|
[2280] | 2428 | const MeshInfoContainer &visibleGeometry,
|
---|
[2254] | 2429 | Camera *cam)
|
---|
[2183] | 2430 | {
|
---|
[2280] | 2431 | MeshInfoContainer::const_iterator geomIt, geomIt_end = visibleGeometry.end();
|
---|
[2183] | 2432 |
|
---|
| 2433 | for (geomIt = visibleGeometry.begin(); geomIt != geomIt_end; ++geomIt)
|
---|
| 2434 | {
|
---|
| 2435 | MovableObject *mo = (*geomIt).GetSource();
|
---|
| 2436 |
|
---|
| 2437 | // add if not 0
|
---|
| 2438 | if (!(*geomIt).GetVisiblePixels())
|
---|
| 2439 | continue;
|
---|
| 2440 |
|
---|
| 2441 | mo->_notifyCurrentCamera(cam);
|
---|
| 2442 |
|
---|
| 2443 | if (mo->isVisible())
|
---|
| 2444 | {
|
---|
| 2445 | mo->_updateRenderQueue(getRenderQueue());
|
---|
| 2446 | }
|
---|
| 2447 | }
|
---|
| 2448 | }
|
---|
| 2449 | //-----------------------------------------------------------------------
|
---|
[2254] | 2450 | void OcclusionCullingSceneManager::AddVisibleNodeGeometryToQueue(
|
---|
[2280] | 2451 | const NodeInfoContainer &visibleNodes,
|
---|
[2254] | 2452 | Camera *cam)
|
---|
[2183] | 2453 | {
|
---|
| 2454 | ////////////////
|
---|
| 2455 | //-- apply queries on node level
|
---|
| 2456 |
|
---|
[2280] | 2457 | NodeInfoContainer::const_iterator nodesIt, nodesIt_end = visibleNodes.end();
|
---|
[2183] | 2458 |
|
---|
| 2459 | for (nodesIt = visibleNodes.begin(); nodesIt != nodesIt_end; ++ nodesIt)
|
---|
| 2460 | {
|
---|
| 2461 | if (!(*nodesIt).GetVisiblePixels())
|
---|
| 2462 | continue;
|
---|
| 2463 |
|
---|
| 2464 | Octree *octree = static_cast<Octree *>((*nodesIt).GetSource());
|
---|
| 2465 |
|
---|
| 2466 | NodeList::iterator nIt, nIt_end = octree->mNodes.end();
|
---|
| 2467 |
|
---|
| 2468 | for (nIt = octree->mNodes.begin(); nIt != nIt_end; ++ nIt)
|
---|
| 2469 | {
|
---|
| 2470 | (*nIt)->_addToRenderQueue(cam, getRenderQueue(), false);
|
---|
| 2471 | }
|
---|
| 2472 | }
|
---|
| 2473 | }
|
---|
| 2474 | //-----------------------------------------------------------------------
|
---|
| 2475 | void OcclusionCullingSceneManager::_findVisibleObjects(Camera* cam,
|
---|
| 2476 | bool onlyShadowCasters)
|
---|
| 2477 | {
|
---|
[2502] | 2478 | if (mNormalExecution || !mUseVisibilityQueries)
|
---|
[2184] | 2479 | {
|
---|
| 2480 | TerrainSceneManager::_findVisibleObjects(cam, onlyShadowCasters);
|
---|
| 2481 | return;
|
---|
| 2482 | }
|
---|
| 2483 |
|
---|
[2254] | 2484 | // don't need shading, render only depth
|
---|
| 2485 | // note:have to disable deph write for nodes!
|
---|
| 2486 | bool savedUseDepthPass = mUseDepthPass;
|
---|
[2255] | 2487 | if (mResetMaterialForQueries) mUseDepthPass = true;
|
---|
[2254] | 2488 |
|
---|
[2183] | 2489 | // lists only used for visualization
|
---|
[2254] | 2490 | getRenderQueue()->clear();
|
---|
[2183] | 2491 | mVisible.clear();
|
---|
| 2492 | mBoxes.clear();
|
---|
| 2493 |
|
---|
| 2494 | const bool relativeVisibility = false;
|
---|
[2255] | 2495 | bool approximateVisibility = false;
|
---|
[2183] | 2496 |
|
---|
| 2497 | int queryModes = 0;
|
---|
| 2498 |
|
---|
[2502] | 2499 | if (mQueryMode != EXACT_QUERIES)
|
---|
[2255] | 2500 | {
|
---|
| 2501 | queryModes |= GtpVisibility::QueryManager::NODE_VISIBILITY;
|
---|
| 2502 |
|
---|
[2502] | 2503 | // approximate visibility not for exact queries
|
---|
| 2504 | if (mQueryMode == APPROXIMATE_QUERIES)
|
---|
[2255] | 2505 | approximateVisibility = true;
|
---|
| 2506 | }
|
---|
| 2507 | else
|
---|
| 2508 | {
|
---|
[2254] | 2509 | queryModes |= GtpVisibility::QueryManager::GEOMETRY_VISIBILITY;
|
---|
[2255] | 2510 | }
|
---|
[2254] | 2511 |
|
---|
[2183] | 2512 |
|
---|
| 2513 | OcclusionQueriesQueryManager *queryManager =
|
---|
| 2514 | new OcclusionQueriesQueryManager(mHierarchyInterface,
|
---|
[2254] | 2515 | cam->getViewport(),
|
---|
[2505] | 2516 | queryModes);
|
---|
[2183] | 2517 |
|
---|
| 2518 | mVisibilityManager->SetQueryManager(queryManager);
|
---|
| 2519 |
|
---|
[2280] | 2520 | NodeInfoContainer visibleNodes;
|
---|
| 2521 | MeshInfoContainer visibleGeometry;
|
---|
| 2522 | PatchInfoContainer visiblePatches;
|
---|
[2183] | 2523 |
|
---|
[2254] | 2524 | if (mUseFromPointQueries)
|
---|
[2183] | 2525 | {
|
---|
| 2526 | queryManager->ComputeFromPointVisibility(cam->getDerivedPosition(),
|
---|
| 2527 | &visibleNodes,
|
---|
| 2528 | &visibleGeometry,
|
---|
| 2529 | &visiblePatches,
|
---|
[2255] | 2530 | relativeVisibility,
|
---|
| 2531 | approximateVisibility);
|
---|
[2183] | 2532 | }
|
---|
| 2533 | else
|
---|
| 2534 | {
|
---|
| 2535 | queryManager->ComputeCameraVisibility(*cam,
|
---|
| 2536 | &visibleNodes,
|
---|
| 2537 | &visibleGeometry,
|
---|
| 2538 | &visiblePatches,
|
---|
[2255] | 2539 | relativeVisibility,
|
---|
| 2540 | approximateVisibility);
|
---|
[2183] | 2541 | }
|
---|
| 2542 |
|
---|
[2505] | 2543 | if (0)
|
---|
[2183] | 2544 | {
|
---|
| 2545 | std::stringstream d;
|
---|
| 2546 | d << "Query mode: " << queryModes
|
---|
| 2547 | << " visible nodes: " << (int)visibleNodes.size()
|
---|
| 2548 | << " visible geometry: " << (int)visibleGeometry.size();
|
---|
| 2549 |
|
---|
| 2550 | LogManager::getSingleton().logMessage(d.str());
|
---|
| 2551 | }
|
---|
| 2552 |
|
---|
| 2553 | ///////////////////////
|
---|
| 2554 | //-- put items in render queue
|
---|
[2254] | 2555 |
|
---|
[2255] | 2556 | if (mQueryMode != EXACT_QUERIES)
|
---|
[2254] | 2557 | {
|
---|
| 2558 | ////////////
|
---|
| 2559 | //-- apply queries on geometry level
|
---|
[2255] | 2560 | AddVisibleNodeGeometryToQueue(visibleNodes, cam);
|
---|
[2183] | 2561 | }
|
---|
| 2562 | else
|
---|
| 2563 | {
|
---|
[2255] | 2564 | AddVisibleMeshGeometryToQueue(visibleGeometry, cam);
|
---|
[2183] | 2565 | }
|
---|
[2254] | 2566 |
|
---|
| 2567 | // reset depth pass
|
---|
| 2568 | mUseDepthPass = savedUseDepthPass;
|
---|
| 2569 |
|
---|
[2183] | 2570 | delete queryManager;
|
---|
| 2571 | }
|
---|
| 2572 |
|
---|
| 2573 | //-----------------------------------------------------------------------
|
---|
[903] | 2574 | void OcclusionCullingSceneManagerFactory::destroyInstance(SceneManager* instance)
|
---|
| 2575 | {
|
---|
| 2576 | delete instance;
|
---|
| 2577 | }
|
---|
| 2578 |
|
---|
[675] | 2579 | } // namespace Ogre
|
---|