本文整理汇总了C++中Triangle3D::UpdateNormalFromGeom方法的典型用法代码示例。如果您正苦于以下问题:C++ Triangle3D::UpdateNormalFromGeom方法的具体用法?C++ Triangle3D::UpdateNormalFromGeom怎么用?C++ Triangle3D::UpdateNormalFromGeom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类Triangle3D
的用法示例。
在下文中一共展示了Triangle3D::UpdateNormalFromGeom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: LoadIn
//data loading
bool ModelData::LoadIn(QString filepath)
{
bool loaderReady;
bool abort;
STLTri* pLoadedTri = NULL;
Triangle3D newtri;
this->filepath = filepath;
if(filepath.isEmpty())
return false;
//extract filename from path!
filename = QFileInfo(filepath).fileName();
B9ModelLoader mLoader(filepath,loaderReady,NULL);
if(loaderReady == false)//error opening model data
{
//display Loader Error
QMessageBox msgBox;
msgBox.setText(mLoader.GetError());
msgBox.exec();
return false;
}
//make a progress bar and connect it to
LoadingBar loadbar(0,100);
loadbar.useCancelButton(false);
loadbar.setDescription("Importing: " + filename);
QObject::connect(&mLoader,SIGNAL(PercentCompletedUpdate(qint64,qint64)),
&loadbar,SLOT(setProgress(qint64,qint64)));
//now we are ready to walk the loader through reading each triangle
//and copying it into the this model data.
while(mLoader.LoadNextTri(pLoadedTri,abort))
{
if(abort)
{
//display Loader abort error
QMessageBox msgBox;
msgBox.setText(mLoader.GetError());
msgBox.exec();
return false;
}
else
{
//newtri.normal.setX(pLoadedTri->nx);
//newtri.normal.setY(pLoadedTri->ny);
//newtri.normal.setZ(pLoadedTri->nz);
newtri.vertex[0].setX(pLoadedTri->x0);
newtri.vertex[0].setY(pLoadedTri->y0);
newtri.vertex[0].setZ(pLoadedTri->z0);
newtri.vertex[1].setX(pLoadedTri->x1);
newtri.vertex[1].setY(pLoadedTri->y1);
newtri.vertex[1].setZ(pLoadedTri->z1);
newtri.vertex[2].setX(pLoadedTri->x2);
newtri.vertex[2].setY(pLoadedTri->y2);
newtri.vertex[2].setZ(pLoadedTri->z2);
//use right hand rule for importing normals - ignore file normals..
newtri.UpdateNormalFromGeom();
delete pLoadedTri;
newtri.UpdateBounds();
triList.push_back(newtri);
}
}
qDebug() << "Loaded triangles: " << triList.size();
//now center it!
CenterModel();
//generate a normal display lists.
int displaySuccess = FormNormalDisplayLists();
if(displaySuccess)
return true;
else
return false;
}
示例2: RotateVector
//Baking
//using all rotations scales positions etc, generates the list of triangles that
//is represented by the rendered shapes.
//similar to instance baking.
//remember that this function needed to always reflect what render() does but inverted.
void B9SupportStructure::BakeToInstanceGeometry()
{
unsigned int t;
unsigned short int v;
Triangle3D* pNewTri;
QVector3D topScale;
QVector3D topPos;
QVector3D midScale;
QVector3D midPos;
QVector3D bottomScale;
QVector3D bottomPos;
//first bake the top
topScale = QVector3D(topRadius*2.0,topRadius*2.0,topLength + topPenetration);
topPos = QVector3D((topPenetrationPoint.x() + topPivot.x())*0.5
,(topPenetrationPoint.y() + topPivot.y())*0.5
,(topPenetrationPoint.z() + topPivot.z())*0.5);
if(topAttachShape != NULL)
for(t = 0; t < topAttachShape->GetTriangles()->size(); t++)
{
pNewTri = new Triangle3D(topAttachShape->GetTriangles()->at(t));
for(v=0;v<3;v++)
{
//scale triangle vertices 1st
pNewTri->vertex[v] *= topScale;
//Rotate 2nd
//dont deal with y - not needed in rendering or baking
RotateVector(pNewTri->vertex[v], topThetaX, QVector3D(1,0,0));//x
RotateVector(pNewTri->vertex[v], topThetaZ, QVector3D(0,0,1));//z
//Translate 3rd into global space
pNewTri->vertex[v] += topPos;
pNewTri->vertex[v] += instanceParent->GetPos();
}
//Update the triangle bounds and normal
pNewTri->UpdateBounds();
pNewTri->UpdateNormalFromGeom();
//Add To List
instanceParent->triList.push_back(pNewTri);
}
//second bake the middle
midScale = QVector3D(midRadius*2.0,midRadius*2.0,midLength);
midPos = QVector3D((topMidExtensionPoint.x() + bottomMidExtensionPoint.x())*0.5
,(topMidExtensionPoint.y() + bottomMidExtensionPoint.y())*0.5
,(topMidExtensionPoint.z() + bottomMidExtensionPoint.z())*0.5);
if(midAttachShape != NULL)
for(t = 0; t < midAttachShape->GetTriangles()->size(); t++)
{
pNewTri = new Triangle3D(midAttachShape->GetTriangles()->at(t));
for(v=0;v<3;v++)
{
//scale triangle vertices 1st
pNewTri->vertex[v] *= midScale;
//Rotate 2nd
//dont deal with y - not needed in rendering or baking
RotateVector(pNewTri->vertex[v], midThetaX, QVector3D(1,0,0));//x
RotateVector(pNewTri->vertex[v], midThetaZ, QVector3D(0,0,1));//z
//Translate 3rd into global space
pNewTri->vertex[v] += midPos;
pNewTri->vertex[v] += instanceParent->GetPos();
}
//Update the triangle bounds and normal
pNewTri->UpdateBounds();
pNewTri->UpdateNormalFromGeom();
//Add To List
instanceParent->triList.push_back(pNewTri);
}
//third bake the bottom
bottomScale = QVector3D(bottomRadius*2.0,bottomRadius*2.0,bottomLength + bottomPenetration);
bottomPos = QVector3D((bottomPenetrationPoint.x() + bottomPivot.x())*0.5
,(bottomPenetrationPoint.y() + bottomPivot.y())*0.5
,(bottomPenetrationPoint.z() + bottomPivot.z())*0.5);
if(bottomAttachShape != NULL)
for(t = 0; t < bottomAttachShape->GetTriangles()->size(); t++)
{
pNewTri = new Triangle3D(bottomAttachShape->GetTriangles()->at(t));
//.........这里部分代码省略.........