TerrainGrid::~TerrainGrid()
{
destroyRenderable();
if(mBaseSceneNode)
{
mBaseSceneNode->getCreator()->destroySceneNode(mBaseSceneNode);
mBaseSceneNode = NULL;
}
}
void OGRE3DRenderSystem::destroySoftBody(NxOgre::SoftBody* cloth)
{
if (cloth == 0)
return;
OGRE3DRenderable* renderable = static_cast<OGRE3DRenderable*>(cloth->getRenderable());
mSceneManager->getRootSceneNode()->detachObject(renderable);
destroyRenderable(renderable);
mScene->destroySoftBody(cloth);
}
OGRE3DRenderSystem::~OGRE3DRenderSystem(void)
{
::NxOgre::TimeController::getSingleton()->removeTimeListener(this, ::NxOgre::Enums::Priority_MediumLow);
if (mVisualDebuggerRenderable)
{
mVisualDebuggerNode->detachObject(mVisualDebuggerRenderable);
mSceneManager->getRootSceneNode()->removeAndDestroyChild(mVisualDebuggerNode->getName());
destroyRenderable(mVisualDebuggerRenderable);
}
mBodies.destroyAll();
mRenderables.destroyAll();
mPointRenderables.destroyAll();
}
void
TerrainGrid::createRenderable()
{
destroyRenderable();
//base on terrain tile,create the TerrainGridRenderable
int zTile = Ogre::Math::Ceil((float)(mTerrData->mZSize)/(float)(STRIDE));
int xTile = Ogre::Math::Ceil((float)(mTerrData->mXSize)/(float)(STRIDE));
for (int z=0; z<zTile; ++z)
for (int x=0; x<xTile; ++x)
{
TerrainGridRenderable* terrGridRend = new TerrainGridRenderable(mSceneManipulator);
int xStart, xEnd, zStart, zEnd;
xStart = xEnd = zStart = zEnd = 0;
xStart = x*STRIDE;
zStart = z*STRIDE;
xEnd = xStart + STRIDE;
zEnd = zStart + STRIDE;
// 如果当前块的原定大小超出了地形的tile size（reshape后有可能出现这种情况），就得计算块的大小
if (xEnd > mTerrData->mXSize)
xEnd = xStart + STRIDE - ( xEnd - mTerrData->mXSize );
if (zEnd > mTerrData->mZSize)
zEnd = zStart + STRIDE - ( zEnd - mTerrData->mZSize );
terrGridRend->init(xStart, zStart, xEnd, zEnd);
mBaseSceneNode->attachObject(terrGridRend);
mTerrGridRend.push_back(terrGridRend);
}
}
TerrainGrid::~TerrainGrid()
{
destroyRenderable();
mBaseSceneNode->destroy();
}