C++ YsShellExt类代码示例

YSRESULT YsShellExt_RoundUtil3d::SetUpForVertexSequence(
	const YsShellExt &shl,
	YSSIZE_T nVt,const YsShellVertexHandle vtHdArray[])
{
	CleanUp();

	if(2>nVt || YSTRUE!=shl.IsSearchEnabled())
	{
		return YSERR;
	}

	YSSIZE_T nEdPl;
	const YsShellPolygonHandle *edPlHd;
	if(YSOK==shl.FindPolygonFromEdgePiece(nEdPl,edPlHd,vtHdArray[0],vtHdArray[1]) && 2==nEdPl)
	{
		YsArray <YsShellPolygonHandle> sideAPolygonArray=YsShellExt_TrackingUtil::TrackPolygonOneSideOfVertexSequence(
		    shl,nVt,vtHdArray,1,edPlHd);
		YsArray <YsShellPolygonHandle> sideBPolygonArray=YsShellExt_TrackingUtil::TrackPolygonOneSideOfVertexSequence(
		    shl,nVt,vtHdArray,1,edPlHd+1);

		if(0==sideAPolygonArray.GetN() || 0==sideBPolygonArray.GetN())
		{
			return YSERR;
		}

		YsArray <YsArray <YsShellVertexHandle> > allBoundary(1,NULL);
		allBoundary[0].Set(nVt,vtHdArray);
		return YsShellExt_RoundUtil3d::SetUpForVertexSequenceAndPolygonArray(shl,allBoundary,sideAPolygonArray,sideBPolygonArray);
	}
	return YSERR;
}

/* static */ void FsLazyWindowApplication::YsShellToVtxNom(std::vector <float> &vtx,std::vector <float> &nom,std::vector <float> &col,const YsShellExt &shl)
{
	vtx.clear();
	nom.clear();
	col.clear();
	for(auto plHd : shl.AllPolygon())
	{
		auto plVtHd=shl.GetPolygonVertex(plHd);
		if(3<=plVtHd.GetN())
		{
			auto plNom=shl.GetNormal(plHd);
			for(auto vtHd : plVtHd)
			{
				auto vtPos=shl.GetVertexPosition(vtHd);
				vtx.push_back(vtPos.xf());
				vtx.push_back(vtPos.yf());
				vtx.push_back(vtPos.zf());
				nom.push_back(plNom.xf());
				nom.push_back(plNom.yf());
				nom.push_back(plNom.zf());
				col.push_back(0);
				col.push_back(0);
				col.push_back(1);
				col.push_back(0.5);
			}
		}
	}
}

void YsShellExt_SewingInfo::MakeEdgeMidVertexInfo(const YsShellExt &shl)
{
	edgeMidVtx.CleanUp();
	edgeMidVtx.SetShell(shl.Conv());
	for(auto &vone : vtxOnEdge)
	{
		YsShell_LocalOperation::EdgeMidVertex *midVtx=edgeMidVtx.FindAttrib(vone.edVtHd[0],vone.edVtHd[1]);
		if(NULL==midVtx)
		{
			YsShell_LocalOperation::EdgeMidVertex newEdgeMidVtx;
			newEdgeMidVtx.edge[0]=vone.edVtHd[0];
			newEdgeMidVtx.edge[1]=vone.edVtHd[1];
			newEdgeMidVtx.midVtHd.MakeUnitLength(vone.createdVtHd);
			edgeMidVtx.SetAttrib(vone.edVtHd,newEdgeMidVtx);
		}
		else
		{
			midVtx->midVtHd.Append(vone.createdVtHd);
		}
	}

	for(auto hd : edgeMidVtx.AllHandle())
	{
		auto &edgVtxInfo=edgeMidVtx.GetAttrib(hd);
		if(1<edgVtxInfo.midVtHd.GetN())
		{
			YsArray <double> dist(edgVtxInfo.midVtHd.GetN(),NULL);
			for(YSSIZE_T idx=0; idx<edgVtxInfo.midVtHd.GetN(); ++idx)
			{
				dist[idx]=shl.GetEdgeLength(edgVtxInfo.edge[0],edgVtxInfo.midVtHd[idx]);
			}
			YsQuickSort(dist.GetN(),dist.GetEditableArray(),edgVtxInfo.midVtHd.GetEditableArray());
		}
	}
}

YSRESULT YsShellExt_RoundUtil::SetUpRoundConstEdge(const YsShellExt &shl,YsShellExt::ConstEdgeHandle ceHd,const YsShellVertexStore *roundVtx)
{
	YsArray <YsShellVertexHandle> ceVtHd;
	YSBOOL isLoop;
	shl.GetConstEdge(ceVtHd,isLoop,ceHd);

	if(YSTRUE==isLoop && 3>ceVtHd.GetN())
	{
		return YSERR;
	}
	else if(YSTRUE!=isLoop && 2>ceVtHd.GetN())
	{
		return YSERR;
	}

	if(YSTRUE==isLoop)
	{
		ceVtHd.Append(ceVtHd[0]);
		ceVtHd.Append(ceVtHd[1]);
	}

	for(YSSIZE_T idx=1; idx<ceVtHd.GetN()-1; ++idx)
	{
		if(NULL==roundVtx || YSTRUE==roundVtx->IsIncluded(ceVtHd[idx]))
		{
			const YsShellVertexHandle toVtHd[2]={ceVtHd[idx-1],ceVtHd[idx+1]};
			AddRoundCorner((const YsShell &)shl,ceVtHd[idx],toVtHd);
		}
	}

	targetCeKeyArray.Append(shl.GetSearchKey(ceHd));

	return YSOK;
}

void YsShellExt_SweepInfo::MakeInfo(
    const YsShellExt &shl,
    YSSIZE_T nPl,const YsShellPolygonHandle plHdArray[],
    YSSIZE_T nCe,const YsShellExt::ConstEdgeHandle ceHdArray[])
{
	CleanUp();

	YsShellExt_BoundaryInfo::MakeInfo(*(const YsShell *)&shl,nPl,plHdArray);

	allSrcVtHd.SetShell((const YsShell &)shl);
	for(YSSIZE_T idx=0; idx<nPl; ++idx)
	{
		YsArray <YsShellVertexHandle,4> plVtHd;
		shl.GetPolygon(plVtHd,plHdArray[idx]);
		for(auto vtHd : plVtHd)
		{
			allSrcVtHd.AddVertex(vtHd);
		}
	}
	for(YSSIZE_T idx=0; idx<nCe; ++idx)
	{
		YsArray <YsShellVertexHandle,4> ceVtHd;
		YSBOOL isLoop;
		shl.GetConstEdge(ceVtHd,isLoop,ceHdArray[idx]);
		for(auto vtHd : ceVtHd)
		{
			allSrcVtHd.AddVertex(vtHd);
		}
	}

	for(YSSIZE_T ceIdx=0; ceIdx<nCe; ++ceIdx)
	{
		YSBOOL isLoop;
		YsArray <YsShellVertexHandle,16> ceVtHd;
		shl.GetConstEdge(ceVtHd,isLoop,ceHdArray[ceIdx]);

		if(2<=ceVtHd.GetN())
		{
			if(YSTRUE==isLoop)
			{
				YsShellVertexHandle first=ceVtHd[0];
				ceVtHd.Append(first);
			}

			for(int edIdx=0; edIdx<ceVtHd.GetN()-1; ++edIdx)
			{
				if(YSTRUE!=visited.IsIncluded(ceVtHd[edIdx],ceVtHd[edIdx+1]))
				{
					visited.AddEdge(ceVtHd[edIdx],ceVtHd[edIdx+1]);
					srcEdVtHd.Append(ceVtHd[edIdx]);
					srcEdVtHd.Append(ceVtHd[edIdx+1]);
				}
			}
		}
	}
}

YSRESULT YsShellExt_SweepInfoMultiStep::SetUpSolidOfRevolution(
    const YsShellExt &shl,const YsVec3 &axiso,const YsVec3 &axisv,int nStep,const double stepAngle,const YsVec3 &stepOffset,YSBOOL closeSolid)
{
	if(0<nStep)
	{
		const auto &allVtHd=GetVertexAll(); // Need the original normal.

		const YSSIZE_T nMidLayer=(YSTRUE==closeSolid ? nStep-1 : nStep);
		SetUpNLayer(shl,nStep+1); // 2015/03/05 I think I ended up making the second parameter to be (number of layers)+1....

		for(auto layerIdx=0; layerIdx<nMidLayer; ++layerIdx)
		{
			const double angle=(double)(layerIdx+1)*stepAngle;
			YsRotation rot(axisv,angle);

			for(auto vtHd : allVtHd)
			{
				YSSIZE_T indexInLayer;
				if(YSOK==srcVtKeyToMidPointIndex.FindElement(indexInLayer,shl.GetSearchKey(vtHd)))
				{
					auto &point=layerArray[layerIdx].pointArray[indexInLayer];
					point.pos=rot*shl.GetVertexPosition(vtHd)+stepOffset*(double)(layerIdx+1);
					if(point.pos==shl.GetVertexPosition(vtHd))  // Vertex on axis
					{
						point.vtHd=vtHd;
					}
					else
					{
						point.vtHd=NULL;
					}
				}
			}
		}
		if(YSTRUE==closeSolid)
		{
			for(auto vtHd : allVtHd)
			{
				YSSIZE_T indexInLayer;
				if(YSOK==srcVtKeyToMidPointIndex.FindElement(indexInLayer,shl.GetSearchKey(vtHd)))
				{
					auto &point=layerArray[nStep-1].pointArray[indexInLayer];
					point.vtHd=vtHd;
					point.pos=shl.GetVertexPosition(vtHd);
				}
			}
		}

		return YSOK;
	}
	return YSERR;
}

/*static*/ YsArray <double> YsShellExt_SweepInfoMultiStep::CalculateScalingForParallelSweepWithPathAndGuideLine(
    const YsShellExt &shl,const YsVec3 &sweepDir,const YsArray <YsShellVertexHandle> &pathVtHdArray,const YsArray <YsShellVertexHandle> &guideVtHdArray)
{
	YsArray <YsVec3> pathVtPosArray,guideVtPosArray;
	for(auto vtHd : pathVtHdArray)
	{
		pathVtPosArray.Append(shl.GetVertexPosition(vtHd));
	}
	for(auto vtHd : guideVtHdArray)
	{
		guideVtPosArray.Append(shl.GetVertexPosition(vtHd));
	}
	return CalculateScalingForParallelSweepWithPathAndGuideLine(sweepDir,pathVtPosArray,guideVtPosArray);
}

void YsShellExt_SweepInfoMultiStep::SetUpNLayer(const YsShellExt &shl,YSSIZE_T nLayer)
{
	// For nLayers, layerArray needs to be nLayer-1 long.

	layerArray.Set(nLayer-1,NULL);
	for(auto &layer : layerArray)
	{
		layer.Initialize();
	}

	for(auto srcVtHd : allSrcVtHd)
	{
		const YSSIZE_T nextIdx=layerArray[0].pointArray.GetN();
		layerArray[0].pointArray.Increment();
		srcVtKeyToMidPointIndex.UpdateElement(shl.GetSearchKey(srcVtHd),nextIdx);
	}

	for(auto idx : layerArray.AllIndex())
	{
		if(0<idx)
		{
			layerArray[idx].pointArray.Set(layerArray[0].pointArray.GetN(),NULL);
		}
		for(auto &point : layerArray[idx].pointArray)
		{
			point.Initialize();
		}
	}
}

YSRESULT YsShellExt_SweepInfoMultiStep::SetUpParallelSweepWithPath(const YsShellExt &shl,YSSIZE_T nPathVt,const YsShellVertexHandle pathVtHdArray[],const double scaling[])
{
	CleanUpLayer();

	if(2<=nPathVt)
	{
		YsArray <YsVec3> pathPnt(nPathVt,NULL);
		for(YSSIZE_T idx=0; idx<nPathVt; ++idx)
		{
			pathPnt[idx]=shl.GetVertexPosition(pathVtHdArray[idx]);
		}

		SetUpNLayer(shl,nPathVt);

		for(auto vtHd : allSrcVtHd)
		{
			YSSIZE_T indexInLayer;
			if(YSOK==srcVtKeyToMidPointIndex.FindElement(indexInLayer,shl.GetSearchKey(vtHd)))
			{
				if(vtHd==pathVtHdArray[0])
				{
					for(auto idx : layerArray.AllIndex())
					{
						auto &point=layerArray[idx].pointArray[indexInLayer];
						point.vtHd=pathVtHdArray[idx+1];
						point.pos=shl.GetVertexPosition(pathVtHdArray[idx+1]);
					}
				}
				else
				{
					for(auto idx : layerArray.AllIndex())
					{
						auto &point=layerArray[idx].pointArray[indexInLayer];
						point.pos=(shl.GetVertexPosition(vtHd)-pathPnt[0])*scaling[idx+1]+pathPnt[idx+1];
					}
				}
			}
		}

		return YSOK;
	}
	return YSERR;

}

void FsLazyWindowApplication::VtxNomToYsShell(YsShellExt &shl,const std::vector <float> &vtx,const std::vector <float> &nom)
{
	PrepareLatticeForConnection(ltc,vtx);

	shl.CleanUp();
	for(int i=0; i<vtx.size()/9; ++i)
	{
		const YsVec3 plNom(nom[i*9],nom[i*9+1],nom[i*9+2]);
		const YsVec3 vtPos[3]=
		{
			YsVec3(vtx[i*9  ],vtx[i*9+1],vtx[i*9+2]),
			YsVec3(vtx[i*9+3],vtx[i*9+4],vtx[i*9+5]),
			YsVec3(vtx[i*9+6],vtx[i*9+7],vtx[i*9+8]),
		};
		YsShell::VertexHandle vtHd[3];
		for(int i=0; i<3; ++i)
		{
			vtHd[i]=nullptr;
			auto idx=ltc.GetBlockIndex(vtPos[i]);
			if(true==ltc.IsInRange(idx))
			{
				for(auto tstVtHd : ltc.Elem(idx.x(),idx.y(),idx.z()))
				{
					if(shl.GetVertexPosition(tstVtHd)==vtPos[i])
					{
						vtHd[i]=tstVtHd;
						break;
					}
				}
			}
			if(nullptr==vtHd[i])
			{
				vtHd[i]=shl.AddVertex(vtPos[i]);
				if(true==ltc.IsInRange(idx))
				{
					ltc.Elem(idx.x(),idx.y(),idx.z()).push_back(vtHd[i]);
				}
			}
		}
		YsShell::PolygonHandle plHd;
		plHd=shl.AddPolygon(3,vtHd);
		shl.SetPolygonNormal(plHd,plNom);
	}
}

YSRESULT YsShellExt_SewingInfo::MakeInfo(const YsShellExt &shl,YSSIZE_T nVt,const YsShellVertexHandle vtHd[])
{
	if(0<nVt)
	{
		YsArray <YsVec3> pathPnt(nVt,NULL);
		for(YSSIZE_T idx=0; idx<nVt; ++idx)
		{
			pathPnt[idx]=shl.GetVertexPosition(vtHd[idx]);
		}
		return MakeInfoWithVertexHandle(shl,vtHd[0],nVt,pathPnt,vtHd);
	}
	return YSERR;
}

YsArray <YsShellExt_SweepInfoMultiStep::Quad> YsShellExt_SweepInfoMultiStep::MakeSideFaceAndFirstToLastVertexMapping(const YsShellExt &shl)
{
	YsShellExt_Mapping <YsShellVertexHandle,YsShellVertexHandle>::CleanUp();

	YsArray <Quad> quadArray;
	for(YSSIZE_T edIdx=0; edIdx<=srcEdVtHd.GetN()-2; edIdx+=2)
	{
		YSSIZE_T idxInLayer[2];
		if(YSOK==srcVtKeyToMidPointIndex.FindElement(idxInLayer[0],shl.GetSearchKey(srcEdVtHd[edIdx])) &&
		   YSOK==srcVtKeyToMidPointIndex.FindElement(idxInLayer[1],shl.GetSearchKey(srcEdVtHd[edIdx+1])))
		{
			YsShellVertexHandle curEdVtHd[2]={srcEdVtHd[edIdx],srcEdVtHd[edIdx+1]};
			for(auto &layer : layerArray)
			{
				YsShellVertexHandle nxtEdVtHd[2]={layer.pointArray[idxInLayer[0]].vtHd,layer.pointArray[idxInLayer[1]].vtHd};
				quadArray.Increment();
				quadArray.Last().quadVtHd[0]=curEdVtHd[1];
				quadArray.Last().quadVtHd[1]=curEdVtHd[0];
				quadArray.Last().quadVtHd[2]=nxtEdVtHd[0];
				quadArray.Last().quadVtHd[3]=nxtEdVtHd[1];

				curEdVtHd[0]=nxtEdVtHd[0];
				curEdVtHd[1]=nxtEdVtHd[1];
			}

			if(YSTRUE!=YsShellExt_VertexToVertexMapping::CheckMappingExist(shl,srcEdVtHd[edIdx]))
			{
				YsShellExt_VertexToVertexMapping::AddMapping(shl,srcEdVtHd[edIdx],  curEdVtHd[0]);
			}
			if(YSTRUE!=YsShellExt_VertexToVertexMapping::CheckMappingExist(shl,srcEdVtHd[edIdx+1]))
			{
				YsShellExt_VertexToVertexMapping::AddMapping(shl,srcEdVtHd[edIdx+1],curEdVtHd[1]);
			}
		}
	}
	return quadArray;
}

YSRESULT YsShellExt_SewingInfo::MakeInfoWithVertexHandle(
	    const YsShellExt &shl,YsShellVertexHandle vtHdFrom,
	    YSSIZE_T nPathIn,const YsVec3 pathPntIn[],const YsShellVertexHandle pathVtHdIn[])
{
	// if(NULL!=goalVtHd), goalVtHd must be at path[nPath-1].

	if(0>=nPathIn)
	{
		return YSERR;
	}
	if(0<nPathIn && pathPntIn[0]==shl.GetVertexPosition(vtHdFrom))
	{
		return MakeInfoWithVertexHandle(shl,vtHdFrom,nPathIn-1,pathPntIn+1,pathVtHdIn+1);
	}


	YsConstArrayMask <YsVec3> pathPnt(nPathIn,pathPntIn);
	YsConstArrayMask <YsShellVertexHandle> pathVtHd(nPathIn,pathVtHdIn);

	CleanUp();

	YsShellVertexHandle currentVtHd=vtHdFrom;
	YsShell::Edge currentEdge(NULL,NULL);
	YsShellPolygonHandle currentPlHd=NULL;
	YsVec3 currentPos=shl.GetVertexPosition(vtHdFrom);

	for(YSSIZE_T idx=0; idx<pathPnt.GetN(); ++idx)
	{
		if(YSOK!=CrawlOneSegment(
		    currentVtHd,currentEdge,currentPlHd,currentPos,shl,pathPnt[idx],pathVtHd[idx]))
		{
			return YSERR;
		}
	}

	return YSOK;
}

YSBOOL YsShellExt_RoundUtil3d::IsPolygonOnTheSameContour(const YsShellExt &shl,YsShellPolygonHandle plHd,const YsHashTable <YSSIZE_T> &vtKeyToBoundaryIdx)
{
	auto plVtHd=shl.GetPolygonVertex(plHd);
	if(0<plVtHd.GetN())
	{
		YSSIZE_T boundaryIdx0;
		if(YSOK!=vtKeyToBoundaryIdx.FindElement(boundaryIdx0,shl.GetSearchKey(plVtHd[0])))
		{
			return YSFALSE;
		}

		for(auto vtHd : plVtHd)
		{
			YSSIZE_T boundaryIdx;
			if(YSOK!=vtKeyToBoundaryIdx.FindElement(boundaryIdx,shl.GetSearchKey(vtHd)) || boundaryIdx!=boundaryIdx0)
			{
				return YSFALSE;
			}
		}

		return YSTRUE;
	}
	return YSFALSE;
}

void YsShellExt_SewingInfo::MakePolygonSplitInfo(const YsShellExt &shl)
{
	// A concave polygon may be cut twice by one crawling.
	YsShellPolygonAttribTable <YsArray <YsArray <YsShellVertexHandle,2> > > plHdToDivider(shl.Conv());

	for(auto &v : vtxSequence)
	{
		if(NULL==v.vtHd)
		{
			if(0<=v.vtxOnEdgeIdx)
			{
				v.vtHd=vtxOnEdge[v.vtxOnEdgeIdx].createdVtHd;
			}
			else if(0<=v.vtxOnPlgIdx)
			{
				v.vtHd=vtxOnPlg[v.vtxOnPlgIdx].vtHd;
			}
		}
	}

	{
		YsShellPolygonHandle currentPlHd=NULL;
		YsArray <YsShellVertexHandle,2> currentDivider;
		for(YSSIZE_T idx=0; idx<vtxSequence.GetN(); ++idx)
		{
			if(0==currentDivider.GetN())
			{
				currentPlHd=vtxSequence[idx].plHd;
				currentDivider.Append(vtxSequence[idx].vtHd);
			}
			else
			{
				currentDivider.Append(vtxSequence[idx].vtHd);

				if(idx==vtxSequence.GetN()-1 || vtxSequence[idx].plHd!=currentPlHd)
				{
					if(2<=currentDivider.GetN())
					{
						YsArray <YsArray <YsShellVertexHandle,2> > *pldv=plHdToDivider[currentPlHd];
						if(NULL==pldv)
						{
							YsArray <YsArray <YsShellVertexHandle,2> > newDividerArray(1,NULL);
							newDividerArray[0].MoveFrom(currentDivider);
							plHdToDivider.SetAttrib(currentPlHd,newDividerArray);
						}
						else
						{
							pldv->Append(currentDivider);
						}
					}

					currentDivider.CleanUp();
					currentDivider.Append(vtxSequence[idx].vtHd);
				}

				currentPlHd=vtxSequence[idx].plHd;
			}
		}
	}

	for(auto hashHd : plHdToDivider.AllHandle())
	{
		auto plKey=plHdToDivider.GetKey(hashHd);
		auto plHd=shl.FindPolygon(plKey);
		auto &divider=*plHdToDivider[plHd];

		YsSegmentedArray <YsArray <YsShellVertexHandle,4>,4> plVtHd(1,NULL);
		plVtHd[0]=shl.GetPolygonVertex(plHd);

		for(auto d : divider)
		{
			YsArray <YsShellVertexHandle,4> fragment;
			for(auto &pl : plVtHd)
			{
				if(YSOK==YsShellExt_SplitLoopByHandleAndMidNode(pl,fragment,d))
				{
					plVtHd.Append(fragment);
					break;
				}
			}
		}

		plgSplit.Increment();
		plgSplit.Last().plHd=plHd;
		plgSplit.Last().plVtHdArray=plVtHd;
	}
}