void CameraObject::DrawLine( double x1, double y1, double x2, double y2, double color[4] )
{
double start[3];
start[0] = x1;
start[1] = y1;
start[2] = zMin;
double end[3];
end[0] = x2;
end[1] = y2;
end[2] = zMin;
PerViewElementCont::iterator it = m_perViewElements.begin();
while( it != m_perViewElements.end() )
{
View * v = (*it).first;
if( v->GetType() == THREED_VIEW_TYPE )
{
vtkProp3D * line = SimplePropCreator::CreateLine( start, end, color );
line->SetUserTransform( m_imageTransform );
GetCurrentRenderer(v)->AddViewProp( line );
PerViewElements & elem = (*it).second;
elem.anotations.push_back( line );
}
++it;
}
}
void PolyDataObject::SetTexture( vtkImageData * texImage )
{
// standard set code
if( this->Texture )
this->Texture->UnRegister( this );
this->Texture = texImage;
if( this->Texture )
this->Texture->Register( this );
// update texture in actor
PolyDataObjectViewAssociation::iterator it = this->polydataObjectInstances.begin();
for( ; it != this->polydataObjectInstances.end(); ++it )
{
View * view = (*it).first;
if( view->GetType() == THREED_VIEW_TYPE )
{
vtkSmartPointer<vtkActor> actor = (*it).second;
vtkTexture * tex = actor->GetTexture();
if( tex )
{
if( this->Texture )
tex->SetInputData( this->Texture );
else
tex->SetInputData( this->checkerBoardTexture );
}
}
}
emit ObjectModified();
}
void PolyDataObject::Show()
{
PolyDataObjectViewAssociation::iterator it = this->polydataObjectInstances.begin();
for( ; it != this->polydataObjectInstances.end(); ++it )
{
View * v = (*it).first;
vtkSmartPointer<vtkActor> actor = (*it).second;
if( v->GetType() == THREED_VIEW_TYPE || GetCrossSectionVisible() )
actor->VisibilityOn();
}
emit ObjectModified();
}
void CameraObject::ClearDrawing()
{
PerViewElementCont::iterator it = m_perViewElements.begin();
while( it != m_perViewElements.end() )
{
View * v = (*it).first;
if( v->GetType() == THREED_VIEW_TYPE )
{
ClearDrawingOneView( v, (*it).second );
}
++it;
}
}
void PolyDataObject::SetCrossSectionVisible( bool showCrossSection )
{
this->CrossSectionVisible = showCrossSection;
if( IsHidden() )
return;
PolyDataObjectViewAssociation::iterator it = this->polydataObjectInstances.begin();
for( ; it != this->polydataObjectInstances.end(); ++it )
{
View * v = (*it).first;
vtkSmartPointer<vtkActor> actor = (*it).second;
if( v->GetType() != THREED_VIEW_TYPE )
actor->SetVisibility( showCrossSection ? 1 : 0 );
}
emit ObjectModified();
}
void CameraObject::InternalDrawPath( std::vector< Vec3 > & p3d, double color[4] )
{
PerViewElementCont::iterator it = m_perViewElements.begin();
while( it != m_perViewElements.end() )
{
View * v = (*it).first;
if( v->GetType() == THREED_VIEW_TYPE )
{
vtkProp3D * line = SimplePropCreator::CreatePath( p3d, color );
line->SetUserTransform( m_imageTransform );
GetCurrentRenderer(v)->AddViewProp( line );
PerViewElements & elem = (*it).second;
elem.anotations.push_back( line );
}
++it;
}
}
void CameraObject::DrawTarget( double x, double y, double radius, double color[4] )
{
double center[3] = { 0.0, 0.0, 0.0 };
center[0] = x;
center[1] = y;
PerViewElementCont::iterator it = m_perViewElements.begin();
while( it != m_perViewElements.end() )
{
View * v = (*it).first;
if( v->GetType() == THREED_VIEW_TYPE )
{
vtkProp3D * p1 = SimplePropCreator::CreateTarget( center, 10.0, color );
p1->SetUserTransform( m_imageTransform );
GetCurrentRenderer(v)->AddViewProp( p1 );
PerViewElements & elem = (*it).second;
elem.anotations.push_back( p1 );
}
++it;
}
}
void PolyDataObject::SetShowTexture( bool show )
{
this->showTexture = show;
if( show )
{
// Create the default texture if needed
if( !this->Texture && !this->checkerBoardTexture )
{
int size = 200;
int squareSize = 5;
this->checkerBoardTexture = vtkSmartPointer<vtkImageData>::New();
this->checkerBoardTexture->SetDimensions( size, size, 1 );
this->checkerBoardTexture->AllocateScalars(VTK_UNSIGNED_CHAR, 1);
unsigned char * row = (unsigned char*) this->checkerBoardTexture->GetScalarPointer();
for( int y = 0; y < size; ++y )
{
unsigned char * col = row;
for( int x = 0; x < size; ++x )
{
bool xOn = ( x / squareSize % 2 ) == 0;
bool yOn = ( y / squareSize % 2 ) == 0;
if( xOn == yOn )
*col = 255;
else
*col = 160;
++col;
}
row += size;
}
}
vtkImageData * texture = this->Texture;
if( !texture )
texture = this->checkerBoardTexture;
// Add a vtkTexture to each actor to map the checker board onto object
View * view = 0;
vtkSmartPointer<vtkActor> actor;
PolyDataObjectViewAssociation::iterator it = this->polydataObjectInstances.begin();
for( ; it != this->polydataObjectInstances.end(); ++it )
{
view = (*it).first;
if( view->GetType() == THREED_VIEW_TYPE )
{
actor = (*it).second;
vtkTexture * tex = vtkTexture::New();
tex->SetBlendingMode( vtkTexture::VTK_TEXTURE_BLENDING_MODE_MODULATE );
tex->InterpolateOff();
tex->RepeatOn();
tex->SetInputData( texture );
actor->SetTexture( tex );
tex->Delete();
}
}
}
else
{
// remove texture from each of the actors
View * view = 0;
vtkSmartPointer<vtkActor> actor;
PolyDataObjectViewAssociation::iterator it = this->polydataObjectInstances.begin();
for( ; it != this->polydataObjectInstances.end(); ++it )
{
view = (*it).first;
if( view->GetType() == THREED_VIEW_TYPE )
{
actor = (*it).second;
actor->SetTexture( 0 );
}
}
}
this->UpdatePipeline();
emit ObjectModified();
}