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C++ MovableObject::getWorldBoundingBox方法代码示例

本文整理汇总了C++中ogre::MovableObject::getWorldBoundingBox方法的典型用法代码示例。如果您正苦于以下问题:C++ MovableObject::getWorldBoundingBox方法的具体用法?C++ MovableObject::getWorldBoundingBox怎么用?C++ MovableObject::getWorldBoundingBox使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在ogre::MovableObject的用法示例。


在下文中一共展示了MovableObject::getWorldBoundingBox方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: outputTextures

    bool MiniMapMaker::outputTextures(void)
    {
        // 如果需要(纹理大小改变了或第一次输出文件时),就重建render texture
        if (mNeedRecreate)
        {
            destroy();
            init();
        }

        mTempOutputFileNames.clear();

        static const String TEMP_GROUP_NAME = "#TEMP#";

        // 创建临时的资源组
        Ogre::ResourceGroupManager& rgm = Ogre::ResourceGroupManager::getSingleton();
        rgm.addResourceLocation(mPath, "FileSystem", TEMP_GROUP_NAME, false);

        // 合并所有物体的包围盒
        Ogre::AxisAlignedBox aabb;
        Ogre::SceneManager::MovableObjectIterator itm =
            mManipulator->getSceneManager()->getMovableObjectIterator(Ogre::EntityFactory::FACTORY_TYPE_NAME);
        while (itm.hasMoreElements())
        {
            Ogre::MovableObject* movable = itm.getNext();
            aabb.merge(movable->getWorldBoundingBox(true));
        }

        mCamera->setFarClipDistance(mCamera->getNearClipDistance() + 2 * (aabb.getMaximum().y - aabb.getMinimum().y ));
        mCamera->setNearClipDistance(mTileSize/2);

        // 设置摄像机的高度
        Real yPos = mCamera->getNearClipDistance() + aabb.getMaximum().y;
        
        TerrainData* terrainData = mManipulator->getTerrainData();
        assert (terrainData);

        float terrainHeight = terrainData->mMaxZ - terrainData->mMinZ;
        float terrainWidth = terrainData->mMaxX - terrainData->mMinX;

        // 投影的真正面积
        Real projectSize = 0.0f;

        // 最终切割成小块纹理的块数
        int xIndex = 0;
        int zIndex = 0;

        Ogre::Vector3 originPoint(Ogre::Vector3::ZERO);

        if (mUseRealCameraAngle)
        {
            float outerSquareWidth = 0.0f;
            float outerSquareHeight = 0.0f;

            Ogre::Radian alphaAngle = Ogre::Math::ATan( Ogre::Math::Abs(mMoveZDir.z / mMoveZDir.x) );

            switch (mCameraDirQuadrant)
            {
            case WestNorth :
                {
                    float leftWidth = Ogre::Math::Sin(alphaAngle) * terrainHeight;
                    float rightWidth = Ogre::Math::Cos(alphaAngle) * terrainWidth;
                    outerSquareWidth = leftWidth + rightWidth;

                    float topHeight = Ogre::Math::Cos(alphaAngle) * terrainHeight;
                    float bottomHeight = Ogre::Math::Sin(alphaAngle) * terrainWidth;

                    outerSquareHeight = topHeight + bottomHeight;

                    originPoint = Ogre::Vector3(terrainData->mMinX,0,terrainData->mMinZ) +
                        (-mMoveZDir * leftWidth);

                    float projectOffset = yPos / Ogre::Math::Tan(mCamDirAngle);

                    originPoint.x += (mInvertCameraDir * projectOffset ).x;
                    originPoint.z += (mInvertCameraDir * projectOffset ).z;

                    break;
                }
            case EastNorth :
                {
                    float leftWidth = Ogre::Math::Cos(alphaAngle) * terrainWidth;
                    float rightWidth = Ogre::Math::Sin(alphaAngle) * terrainHeight;
                    outerSquareWidth = leftWidth + rightWidth;

                    float topHeight = Ogre::Math::Cos(alphaAngle) * terrainHeight;
                    float bottomHeight = Ogre::Math::Sin(alphaAngle) * terrainWidth;

                    outerSquareHeight = topHeight + bottomHeight;

                    originPoint = Ogre::Vector3(terrainData->mMaxX,0,terrainData->mMinZ) +
                        (-mMoveZDir * leftWidth);

                    float projectOffset = yPos / Ogre::Math::Tan(mCamDirAngle);

                    originPoint.x += (mInvertCameraDir * projectOffset ).x;
                    originPoint.z += (mInvertCameraDir * projectOffset ).z;

                    break;
                }
            case EastSouth :
//.........这里部分代码省略.........
开发者ID:ueverything,项目名称:mmo-resourse,代码行数:101,代码来源:WXMiniMapMaker.cpp

示例2: getOgreWorldBoundingBox

 BoundingBox<real> getOgreWorldBoundingBox() const {
     return mOgreObject ? fromOgre<real>(mOgreObject->getWorldBoundingBox()) : BoundingBox<real>::null();
 }
开发者ID:speedlimits,项目名称:museum,代码行数:3,代码来源:Entity.hpp


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