void TerrainManager::EditTerrain(EditTerrainType type, float lastframe, const Ogre::Ray &ray)
{
if( !m_pkTerrainGroup )
return;
Ogre::TerrainGroup::RayResult rayResult = m_pkTerrainGroup->rayIntersects(ray);
if( !rayResult.hit )
return;
Ogre::TerrainGroup::TerrainList list;
float fBrushWorldSize = m_fWorldTerrainSize * m_fBrushSize;
Ogre::Sphere sphere(rayResult.position, fBrushWorldSize);
m_pkTerrainGroup->sphereIntersects(sphere, &list);
if( type == ET_HEIGHT )
{
for(Ogre::TerrainGroup::TerrainList::iterator it = list.begin(); it != list.end(); ++it)
EditHeightTerrain(*it, rayResult.position, lastframe);
}
else if( type == ET_LAYER )
{
for(Ogre::TerrainGroup::TerrainList::iterator it = list.begin(); it != list.end(); ++it)
EditLayerTerrain(*it, rayResult.position, lastframe);
}
}
//-----------------------------------------------------------------------------------------
bool CTerrainGroupEditor::update(float timePassed)
{
if(mEditActive && mDecalFrustum->getVisible())
{
mEditDirection = CViewportEditor::mViewKeyboard[CViewportEditor::mSpecial.SPK_REVERSE_UPDATE];
Ogre::Vector3 cursorpos = mDecalNode->getPosition();
Ogre::Terrain *terrain;
Ogre::Vector3 editpos;
Ogre::TerrainGroup::TerrainList terrainList;
Ogre::Real halfBrushSizeWorldSpace = (Ogre::Real)(mWorldSize->get() * mBrushSize) / (Ogre::Real)(mMapSize->get()) / 2.0f;
Ogre::Sphere sphere(cursorpos, halfBrushSizeWorldSpace);
mHandle->sphereIntersects(sphere, &terrainList);
mModificationRect.merge(Ogre::Rect(cursorpos.x - halfBrushSizeWorldSpace, cursorpos.z - halfBrushSizeWorldSpace, cursorpos.x + halfBrushSizeWorldSpace, cursorpos.z + halfBrushSizeWorldSpace));
bool groupUpdateNeeded = false;
float avg_total = 0.0f;
float sample_count_total = 0;
if(mEditMode == EM_SMOOTH)
{
for (Ogre::TerrainGroup::TerrainList::iterator ti = terrainList.begin(); ti != terrainList.end(); ++ti)
{
terrain = *ti;
terrain->getTerrainPosition(cursorpos, &editpos);
CTerrainPageEditor *terED = 0;
for(NameObjectPairList::iterator it = mChildren.begin(); it != mChildren.end();it++)
{
if(it->second->getHandle() == (void*)terrain)
{
terED = static_cast<CTerrainPageEditor*>(it->second);
break;
}
}
float avg = 0.0f;
int sample_count = 0;
_calculatesmoothingfactor(terED, editpos, avg, sample_count);
avg_total += avg;
sample_count_total += sample_count;
}
}
for (Ogre::TerrainGroup::TerrainList::iterator ti = terrainList.begin(); ti != terrainList.end(); ++ti)
{
terrain = *ti;
terrain->getTerrainPosition(cursorpos, &editpos);
CTerrainPageEditor *terED = 0;
for(NameObjectPairList::iterator it = mChildren.begin(); it != mChildren.end();it++)
{
if(it->second->getHandle() == (void*)terrain)
{
terED = static_cast<CTerrainPageEditor*>(it->second);
break;
}
}
if(mEditMode == EM_DEFORM)
{
_deform(terED, editpos, timePassed);
groupUpdateNeeded |= true;
}
else if(mEditMode == EM_SMOOTH)
{
if(sample_count_total)
{
_smooth(terED, editpos, avg_total / (float)sample_count_total, timePassed);
groupUpdateNeeded |= true;
}
}
else if(mEditMode == EM_SPLAT)
_splat(terED, editpos, timePassed);
else if(mEditMode == EM_PAINT)
_paint(terED, editpos, timePassed);
else if(mEditMode == EM_SPLATGRASS)
_splatGrass(terED, editpos, timePassed);
}
if(groupUpdateNeeded)
mHandle->update();
mOgitorsRoot->SetSceneModified(true);
}
if(mPGHandle)
mPGHandle->update();
return false;
}
