[59] | 1 | #include "OgreSceneNodeHierarchyInterface.h"
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| 2 | #include <OgreIteratorWrappers.h>
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| 3 | #include <OgreCamera.h>
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| 4 | #include <OgreSceneNode.h>
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| 5 |
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| 6 | //#include <windows.h>
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| 7 |
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| 8 | namespace Ogre {
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| 9 |
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| 10 | //-----------------------------------------------------------------------
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| 11 | SceneNodeHierarchyInterface::SceneNodeHierarchyInterface(SceneManager *sm, RenderSystem *rsys):
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| 12 | PlatformHierarchyInterface(sm, rsys)
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| 13 | {
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| 14 | }
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| 15 | //-----------------------------------------------------------------------
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| 16 | void SceneNodeHierarchyInterface::TraverseNode(GtpVisibility::HierarchyNode *node)
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| 17 | {
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| 18 | mNumTraversedNodes ++;
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| 19 |
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| 20 | SceneNode *sceneNode = static_cast<SceneNode *>(node);
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| 21 |
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| 22 | if (HasGeometry(node))
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| 23 | {
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| 24 | RenderNode(node);
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| 25 | }
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| 26 |
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| 27 | // internal node: add children to priority queue for further processing
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| 28 | Node::ChildNodeIterator it = sceneNode->getChildIterator();
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| 29 |
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| 30 | while (it.hasMoreElements())
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| 31 | {
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| 32 | mDistanceQueue->push(it.getNext());
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| 33 | }
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| 34 | }
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| 35 | //-----------------------------------------------------------------------
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| 36 | void SceneNodeHierarchyInterface::RenderNode(GtpVisibility::HierarchyNode *node)
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| 37 | {
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| 38 | #ifdef GTP_VISIBILITY_MODIFIED_OGRE
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| 39 | SceneNode *sceneNode = static_cast<SceneNode *>(node);
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| 40 |
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| 41 | if (sceneNode->lastRendered() != sceneNode->lastVisited())
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| 42 | {
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| 43 | sceneNode->setLastRendered(sceneNode->lastVisited());
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| 44 | mNumRenderedNodes ++;
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| 45 |
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| 46 | mSceneManager->_renderSceneNode(mCamera, sceneNode);
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| 47 | }
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| 48 | #endif
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| 49 | }
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| 50 | //-----------------------------------------------------------------------
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[74] | 51 | bool SceneNodeHierarchyInterface::IsLeaf(GtpVisibility::HierarchyNode *node) const
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[59] | 52 | {
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| 53 | return (static_cast<SceneNode *>(node)->numChildren() == 0);
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| 54 | }
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| 55 | //-----------------------------------------------------------------------
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[74] | 56 | bool SceneNodeHierarchyInterface::HasGeometry(GtpVisibility::HierarchyNode *node) const
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[59] | 57 | {
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[87] | 58 | return static_cast<SceneNode *>(node)->numAttachedObjects() > 0;
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[59] | 59 | }
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| 60 | //-----------------------------------------------------------------------
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| 61 | void SceneNodeHierarchyInterface::PullUpVisibility(GtpVisibility::HierarchyNode *node)
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| 62 | {
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| 63 | #ifdef GTP_VISIBILITY_MODIFIED_OGRE
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| 64 | SceneNode *sceneNode = static_cast<SceneNode *>(node);
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| 65 |
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| 66 | while(sceneNode && !sceneNode->isNodeVisible())
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| 67 | {
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| 68 | sceneNode->setNodeVisible(true);
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| 69 | sceneNode = sceneNode->getParentSceneNode();
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| 70 | }
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| 71 | #endif
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| 72 | }
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| 73 | //-----------------------------------------------------------------------
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[87] | 74 | float SceneNodeHierarchyInterface::GetSquaredDistance(GtpVisibility::HierarchyNode *node) const
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[59] | 75 | {
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[87] | 76 | return static_cast<SceneNode *>(node)->getSquaredViewDepth(mCamera);
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[59] | 77 | }
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| 78 | //-----------------------------------------------------------------------
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| 79 | void SceneNodeHierarchyInterface::SetNodeVisible(GtpVisibility::HierarchyNode *node,
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| 80 | const bool visible)
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| 81 | {
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| 82 | #ifdef GTP_VISIBILITY_MODIFIED_OGRE
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| 83 | SceneNode *sceneNode = static_cast<SceneNode *>(node);
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| 84 | sceneNode->setNodeVisible(visible);
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| 85 | #endif
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| 86 | }
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| 87 | //-----------------------------------------------------------------------
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[74] | 88 | void SceneNodeHierarchyInterface::SetLastVisited(GtpVisibility::HierarchyNode *node,
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| 89 | const unsigned int frameId)
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[59] | 90 | {
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| 91 | #ifdef GTP_VISIBILITY_MODIFIED_OGRE
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| 92 | SceneNode *sceneNode = static_cast<SceneNode *>(node);
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| 93 | sceneNode->setLastVisited(frameId);
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| 94 | #endif
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| 95 | }
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| 96 | //-----------------------------------------------------------------------
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[74] | 97 | bool SceneNodeHierarchyInterface::IsNodeVisible(GtpVisibility::HierarchyNode *node) const
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[59] | 98 | {
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| 99 | #ifdef GTP_VISIBILITY_MODIFIED_OGRE
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| 100 | SceneNode *sceneNode = static_cast<SceneNode *>(node);
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| 101 | return sceneNode->isNodeVisible();
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| 102 | #else
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| 103 | return true;
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| 104 | #endif
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| 105 | }
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| 106 | //-----------------------------------------------------------------------
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[74] | 107 | unsigned int SceneNodeHierarchyInterface::LastVisited(GtpVisibility::HierarchyNode *node) const
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[59] | 108 | {
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| 109 | #ifdef GTP_VISIBILITY_MODIFIED_OGRE
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| 110 | SceneNode *sceneNode = static_cast<SceneNode *>(node);
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| 111 | return sceneNode->lastVisited();
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| 112 | #else
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| 113 | return 0;
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| 114 | #endif
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| 115 | }
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| 116 | //-----------------------------------------------------------------------
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| 117 | AxisAlignedBox *SceneNodeHierarchyInterface::GetBoundingBox(GtpVisibility::HierarchyNode *node)
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| 118 | {
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[85] | 119 | if(node != mPreviousNode)
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| 120 | {
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| 121 | mPreviousNode = node;
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| 122 |
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| 123 | mBox = static_cast<SceneNode *>(node)->_getWorldAABB();
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| 124 | }
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| 125 |
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[59] | 126 | return &mBox;
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| 127 | }
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| 128 | } // namespace Ogre
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