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This commit is contained in:
Gabriele Cosmo
2021-06-25 16:12:29 +02:00
parent c968e26a39
commit 6399a014b6
4200 changed files with 207479 additions and 237366 deletions
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source/visualization/ToolsSG/src/G4ToolsSGQtGLES.cc
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//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
// * the Geant4 Collaboration. It is provided under the terms and *
// * conditions of the Geant4 Software License, included in the file *
// * LICENSE and available at http://cern.ch/geant4/license . These *
// * include a list of copyright holders. *
// * *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work make any representation or warranty, express or implied, *
// * regarding this software system or assume any liability for its *
// * use. Please see the license in the file LICENSE and URL above *
// * for the full disclaimer and the limitation of liability. *
// * *
// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
// * By using, copying, modifying or distributing the software (or *
// * any work based on the software) you agree to acknowledge its *
// * use in resulting scientific publications, and indicate your *
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
// Guy Barrand 12th March 2021
#ifdef G4VIS_BUILD_TOOLSSG_QT_GLES_DRIVER
#include "G4ToolsSGQtGLES.hh"
//
#define G4TOOLSSG_QT_VIEWER_IN_TAB
#ifdef G4TOOLSSG_QT_VIEWER_IN_TAB
#include "G4ToolsSGQtViewer.hh"
#else
#include "G4ToolsSGViewer.hh"
#include <tools/Qt/sg_viewer>
#endif
#include <tools/argcv>
G4ToolsSGQtGLES::G4ToolsSGQtGLES():
parent
("TOOLSSG_QT_GLES",
"TSG_QT_GLES",
"TOOLSSG_QT_GLES is a graphics driver based on the g4tools tools/sg scene graph logic where\n\
the rendering is done with GLES and the windowing is done with Qt.",
parent::threeDInteractive)
,fSGSession(nullptr)
{}
G4ToolsSGQtGLES::~G4ToolsSGQtGLES() {
delete fSGSession;
}
void G4ToolsSGQtGLES::Initialise() {
if(fSGSession) return; //done.
int* argc = new int;
char** argv = nullptr;
std::vector<std::string> args;args.push_back("");
tools::new_argcv(args,*argc,argv);
fSGSession = new tools::Qt::session(G4cout,*argc,argv);
if(!fSGSession->is_valid()) {
G4cerr << "G4ToolsSGQtGLES::Initialise : session::is_valid() failed." << G4endl;
delete fSGSession;
fSGSession = nullptr;
return;
}
}
G4VSceneHandler* G4ToolsSGQtGLES::CreateSceneHandler(const G4String& a_name) {
G4VSceneHandler* pScene = new G4ToolsSGSceneHandler(*this, a_name);
return pScene;
}
G4VViewer* G4ToolsSGQtGLES::CreateViewer(G4VSceneHandler& a_scene,const G4String& a_name) {
if(!fSGSession) Initialise();
if(!fSGSession) return nullptr;
G4VViewer* pView =
#ifdef G4TOOLSSG_QT_VIEWER_IN_TAB
new G4ToolsSGQtViewer(*fSGSession,(G4ToolsSGSceneHandler&)a_scene,a_name);
#else
new G4ToolsSGViewer<tools::Qt::session,tools::Qt::sg_viewer>(*fSGSession,(G4ToolsSGSceneHandler&)a_scene,a_name);
#endif
if (pView) {
if (pView->GetViewId() < 0) {
G4cerr << "G4ToolsSGQtGLES::CreateViewer:"
<< " ERROR flagged by negative view id in G4ToolsSGViewer creation."
<< "\n Destroying view and returning null pointer." << G4endl;
delete pView;
pView = nullptr;
}
}
if (!pView) {
G4cerr << "G4ToolsSGQtGLES::CreateViewer: ERROR: null pointer on new G4ToolsSGViewer." << G4endl;
return nullptr;
}
return pView;
}
G4bool G4ToolsSGQtGLES::IsUISessionCompatible () const
{
G4bool isCompatible = false;
// G4UImanager* ui = G4UImanager::GetUIpointer();
// G4UIsession* session = ui->GetSession();
//
// // If session is a batch session, it may be:
// // a) this is a batch job (the user has not instantiated any UI session);
// // b) we are currently processing a UI command, in which case the UI
// // manager creates a temporary batch session and to find out if there is
// // a genuine UI session that the user has instantiated we must drill
// // down through previous sessions to a possible non-batch session.
// while (G4UIbatch* batch = dynamic_cast<G4UIbatch*>(session)) {
// session = batch->GetPreviousSession();
// }
//
// // Qt windows are only appropriate in a Qt session.
// if (session) {
// // If non-zero, this is the originating non-batch session
// // The user has instantiated a UI session...
// if (dynamic_cast<G4UIQt*>(session)) {
// // ...and it's a G4UIQt session, which is OK.
isCompatible = true;
// }
// }
return isCompatible;
}
#endif
source/visualization/ToolsSG/src/G4ToolsSGSceneHandler.cc
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//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
// * the Geant4 Collaboration. It is provided under the terms and *
// * conditions of the Geant4 Software License, included in the file *
// * LICENSE and available at http://cern.ch/geant4/license . These *
// * include a list of copyright holders. *
// * *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work make any representation or warranty, express or implied, *
// * regarding this software system or assume any liability for its *
// * use. Please see the license in the file LICENSE and URL above *
// * for the full disclaimer and the limitation of liability. *
// * *
// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
// * By using, copying, modifying or distributing the software (or *
// * any work based on the software) you agree to acknowledge its *
// * use in resulting scientific publications, and indicate your *
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
// John Allison 6th October 2020
#ifdef G4VIS_BUILD_TOOLSSG_DRIVER
#include "G4ToolsSGSceneHandler.hh"
#include "G4TransportationManager.hh"
#include "G4Polyline.hh"
#include "G4Polymarker.hh"
#include "G4Circle.hh"
#include "G4Square.hh"
#include "G4Polyhedron.hh"
#include "G4Text.hh"
//#define G4TOOLSSG_DEBUG
#include <tools/sg/separator>
#include <tools/sg/matrix>
#include <tools/sg/rgba>
#include <tools/sg/draw_style>
#include <tools/sg/atb_vertices>
#include <tools/sg/markers>
#ifdef TOOLS_USE_FREETYPE
#include <tools/sg/text_freetype_marker>
#include <tools/sg/strings>
#else
#include <tools/sg/text_hershey_marker>
#endif
#include "G4ToolsSGNode.hh"
#include <utility>
G4int G4ToolsSGSceneHandler::fSceneIdCount = 0;
G4ToolsSGSceneHandler::G4ToolsSGSceneHandler
(G4VGraphicsSystem& system, const G4String& name)
:parent(system, fSceneIdCount++, name)
{
#ifdef G4TOOLSSG_DEBUG
G4cout << "G4ToolsSGSceneHandler::G4ToolsSGSceneHandler called" << G4endl;
#endif
fpToolsSGScene = new tools::sg::separator;
EstablishBaseNodes();
}
G4ToolsSGSceneHandler::~G4ToolsSGSceneHandler()
{
delete fpToolsSGScene;
}
void G4ToolsSGSceneHandler::EstablishBaseNodes()
{
fpTransientObjects = new tools::sg::separator;
fpToolsSGScene->add(fpTransientObjects);
fpPersistentObjects = new tools::sg::separator;
fpToolsSGScene->add(fpPersistentObjects);
// Physical volume objects for each world hang from POs
G4TransportationManager* transportationManager = G4TransportationManager::GetTransportationManager ();
size_t nWorlds = transportationManager->GetNoWorlds();
std::vector<G4VPhysicalVolume*>::iterator iterWorld = transportationManager->GetWorldsIterator();
fpPhysicalVolumeObjects.resize(nWorlds);
for (size_t i = 0; i < nWorlds; ++i, ++iterWorld) {
G4VPhysicalVolume* _world = (*iterWorld);
auto entity = new G4ToolsSGNode;
fpPersistentObjects->add(entity);
entity->SetPVNodeID(G4PhysicalVolumeModel::G4PhysicalVolumeNodeID(_world));
fpPhysicalVolumeObjects[i] = entity;
}
}
tools::sg::separator* G4ToolsSGSceneHandler::GetOrCreateNode()
{ // Retrieve or create a G4ToolsSGNode node suitable for next solid or primitive
// For time being, avoid errors in MT mode - see G4ToolsSGViewer::SwitchToMasterThread
#ifdef G4MULTITHREADED
if (!G4Threading::IsMasterThread()) return nullptr;
#endif
if (fReadyForTransients) { // All transients hang from this node
tools::sg::separator* sep = new tools::sg::separator;
fpTransientObjects->add(sep);
return sep;
}
G4PhysicalVolumeModel* pPVModel = dynamic_cast<G4PhysicalVolumeModel*>(fpModel);
if (!pPVModel) { // Persistent objects (e.g., axes)
tools::sg::separator* sep = new tools::sg::separator;
fpPersistentObjects->add(sep);
return sep;
}
// So this is a G4PhysicalVolumeModel
typedef G4PhysicalVolumeModel::G4PhysicalVolumeNodeID PVNodeID;
typedef std::vector<PVNodeID> PVPath;
//const PVPath& drawnPVPath = pPVModel->GetDrawnPVPath();
const PVPath& fullPVPath = pPVModel->GetFullPVPath();
//G4int currentDepth = pPVModel->GetCurrentDepth();
//G4VPhysicalVolume* pCurrentPV = pPVModel->GetCurrentPV();
//G4LogicalVolume* pCurrentLV = pPVModel->GetCurrentLV();
//G4Material* pCurrentMaterial = pPVModel->GetCurrentMaterial();
// Note: pCurrentMaterial may be zero (parallel world).
// Find appropriate root
const size_t nWorlds = fpPhysicalVolumeObjects.size();
size_t iWorld = 0;
for (; iWorld < nWorlds; ++iWorld) {
if (fullPVPath[0].GetPhysicalVolume() ==
fpPhysicalVolumeObjects[iWorld]->GetPVNodeID().GetPhysicalVolume()) break;
}
if (iWorld == nWorlds) {
G4Exception("G4ToolsSGSceneHandler::GetOrCreateNode", "ToolsSG-0000", FatalException,
"World mis-match - not possible(!?)");
}
// (Re-)establish pv path of root entity
G4ToolsSGNode* _world = fpPhysicalVolumeObjects[iWorld];
_world->SetPVNodeID(fullPVPath[0]);
// Provide nodes as required - may be a new node or a pre-existing node
G4ToolsSGNode* node = _world; // Working variable - default to world
const size_t depth = fullPVPath.size();
size_t iDepth = 1;
while (iDepth < depth) {
const auto& children = node->children();
const G4int nChildren = children.size();
G4int iChild = 0;
G4ToolsSGNode* child = nullptr;
for (; iChild < nChildren; ++iChild) {
child = static_cast<G4ToolsSGNode*>(children[iChild]);
if (child->GetPVNodeID() == fullPVPath[iDepth]) break;
}
if (iChild != nChildren) { // Existing node found
node = child; // Must be the ancestor of new node (subsequent iteration)
} else {
// Add a new node as child of node
G4ToolsSGNode* newNode = new G4ToolsSGNode;
node->add(newNode);
newNode->SetPVNodeID(fullPVPath[iDepth]);
node = newNode;
}
++iDepth;
}
return node;
}
void G4ToolsSGSceneHandler::PreAddSolid
(const G4Transform3D& objectTransformation,
const G4VisAttributes& visAttribs)
{
parent::PreAddSolid(objectTransformation, visAttribs);
}
void G4ToolsSGSceneHandler::PostAddSolid()
{
parent::PostAddSolid();
}
void G4ToolsSGSceneHandler::BeginPrimitives2D(const G4Transform3D& objectTransformation)
{
// The x,y coordinates of the primitives passed to AddPrimitive are
// intrepreted as screen coordinates, -1 < x,y < 1. The
// z-coordinate is ignored.
static G4bool first = true;
if (first) {
first = false;
G4Exception("G4ToolsSGSceneHandler::BeginPrimitives2D", "ToolsSG-0001",
JustWarning,
"2D drawing not yet implemented");
}
parent::BeginPrimitives2D (objectTransformation);
}
void G4ToolsSGSceneHandler::EndPrimitives2D ()
{
parent::EndPrimitives2D ();
}
void G4ToolsSGSceneHandler::BeginPrimitives(const G4Transform3D& objectTransformation)
{
parent::BeginPrimitives(objectTransformation);
}
void G4ToolsSGSceneHandler::EndPrimitives ()
{
parent::EndPrimitives ();
}
void G4ToolsSGSceneHandler::AddPrimitive(const G4Polyline& a_polyline)
{
#ifdef G4TOOLSSG_DEBUG
G4cout << "debug : G4ToolsSGSceneHandler::AddPrimitive(const G4Polyline&) : \n" << a_polyline << G4endl;
#endif
if (a_polyline.size() == 0) return;
auto currentNode = GetOrCreateNode();
if (!currentNode) return; // Node not available
fpVisAttribs = fpViewer->GetApplicableVisAttributes(a_polyline.GetVisAttributes());
// Transformation
{tools::sg::matrix* mtx = new tools::sg::matrix;
G4Transform3D& elem = fObjectTransformation;
mtx->mtx.value().set_matrix(elem(0,0),elem(0,1),elem(0,2),elem(0,3),
elem(1,0),elem(1,1),elem(1,2),elem(1,3),
elem(2,0),elem(2,1),elem(2,2),elem(2,3),
0, 0, 0, 1);
currentNode->add(mtx);}
// Material (colour, etc.)
{const auto& colour = GetColour();
tools::sg::rgba* mat = new tools::sg::rgba();
mat->color =
tools::colorf(float(colour.GetRed()),
float(colour.GetGreen()),
float(colour.GetBlue()),
float(colour.GetAlpha()));
currentNode->add(mat);}
{tools::sg::draw_style* ds = new tools::sg::draw_style;
ds->style = tools::sg::draw_lines;
ds->line_width = 1;
currentNode->add(ds);}
// Geometry :
tools::sg::vertices* vtxs = new tools::sg::vertices;
vtxs->mode = tools::gl::line_strip(); //polyline
currentNode->add(vtxs);
{for (size_t i = 0; i < a_polyline.size(); ++i) {
vtxs->add(float(a_polyline[i].x()),float(a_polyline[i].y()),float(a_polyline[i].z()));
}}
}
void G4ToolsSGSceneHandler::AddPrimitive (const G4Scale& a_scale) {parent::AddPrimitive(a_scale);}
void G4ToolsSGSceneHandler::AddPrimitive (const G4Polymarker& a_polymarker)
{
#ifdef G4TOOLSSG_DEBUG
::printf("debug G4ToolsSGSceneHandler::AddPrimitive(const G4Polymarker&) : %lu, type %d\n",
a_polymarker.size(),a_polymarker.GetMarkerType());
#endif
if (a_polymarker.size() == 0) return;
auto currentNode = GetOrCreateNode();
if (!currentNode) return; // Node not available
fpVisAttribs = fpViewer->GetApplicableVisAttributes(a_polymarker.GetVisAttributes());
// Transformation
{tools::sg::matrix* mtx = new tools::sg::matrix;
G4Transform3D& elem = fObjectTransformation;
mtx->mtx.value().set_matrix(elem(0,0),elem(0,1),elem(0,2),elem(0,3),
elem(1,0),elem(1,1),elem(1,2),elem(1,3),
elem(2,0),elem(2,1),elem(2,2),elem(2,3),
0, 0, 0, 1);
currentNode->add(mtx);}
// Material (colour, etc.)
{const auto& colour = GetColour();
tools::sg::rgba* mat = new tools::sg::rgba();
mat->color =
tools::colorf(float(colour.GetRed()),
float(colour.GetGreen()),
float(colour.GetBlue()),
float(colour.GetAlpha()));
currentNode->add(mat);}
switch (a_polymarker.GetMarkerType()) {
default:
case G4Polymarker::dots:{
//::printf("debug : GB : Add Markers : +++++++++++++++++++++++++++++++++++++++++++ : dots\n");
tools::sg::draw_style* ds = new tools::sg::draw_style;
ds->style = tools::sg::draw_points;
ds->point_size = 10;
currentNode->add(ds);
tools::sg::vertices* vtxs = new tools::sg::vertices;
vtxs->mode = tools::gl::points();
{for (size_t i = 0; i < a_polymarker.size(); ++i) {
vtxs->add(float(a_polymarker[i].x()),float(a_polymarker[i].y()),float(a_polymarker[i].z()));
}}
currentNode->add(vtxs);
}break;
case G4Polymarker::circles:{
//::printf("debug : GB : Add Markers : +++++++++++++++++++++++++++++++++++++++++++ : circles\n");
{tools::sg::markers* markers = new tools::sg::markers;
markers->size = 10;
markers->style = tools::sg::marker_circle_line;
for (size_t i = 0; i < a_polymarker.size(); ++i) {
markers->add(float(a_polymarker[i].x()),float(a_polymarker[i].y()),float(a_polymarker[i].z()));
}
currentNode->add(markers);}
/*
G4Circle circle (a_polymarker);
G4double radius;
if (circle.GetSizeType() == G4VMarker::world ) {
radius = circle.GetWorldRadius();
} else { // Screen-size or none
// Not figured out how to do screen-size, so use scene extent
const G4double scale = 200.; // Roughly pixles per scene
radius = circle.GetScreenRadius()*fpScene->GetExtent().GetExtentRadius()/scale;
}
for (size_t iPoint = 0; iPoint < a_polymarker.size (); iPoint++) {
auto position = fObjectTransformation*G4Translate3D(a_polymarker[iPoint]);
auto node = new G4ToolsSGNode(currentNode);
//node->addComponent(material);
//node->addComponent(position);
//node->addComponent(sphere); // Sphere of given radius
}
*/
}break;
case G4Polymarker::squares:{
//::printf("debug : GB : Add Markers : +++++++++++++++++++++++++++++++++++++++++++ : square\n");
{tools::sg::markers* markers = new tools::sg::markers;
markers->size = 10;
markers->style = tools::sg::marker_square_line;
for (size_t i = 0; i < a_polymarker.size(); ++i) {
markers->add(float(a_polymarker[i].x()),float(a_polymarker[i].y()),float(a_polymarker[i].z()));
}
currentNode->add(markers);}
/*
G4Square square (a_polymarker);
G4double side;
if (square.GetSizeType() == G4VMarker::world ) {
side = square.GetWorldDiameter();
} else { // Screen-size or none
// Not figured out how to do screen-size, so use scene extent
const G4double scale = 200.; // Roughly pixles per scene
side = square.GetScreenDiameter()*fpScene->GetExtent().GetExtentRadius()/scale;
}
for (size_t iPoint = 0; iPoint < a_polymarker.size (); iPoint++) {
auto position = fObjectTransformation*G4Translate3D(a_polymarker[iPoint]);
auto node = new G4ToolsSGNode(currentNode);
//node->addComponent(material);
//node->addComponent(position);
//node->addComponent(box); // Cube of given side
}
*/
}break;
}
}
void G4ToolsSGSceneHandler::AddPrimitive(const G4Text& a_text)
{
//static G4bool first = true;
//if (first) {
// first = false;
// G4Exception("G4ToolsSGSceneHandler::AddPrimitive(const G4Text& text)",
// "ToolsSG-0002", JustWarning,
// "Text drawing not yet implemented");
//}
#ifdef G4TOOLSSG_DEBUG
::printf("debug : G4ToolsSGSceneHandler::AddPrimitive(const G4Text&) : \"%s\"\n",a_text.GetText().c_str());
#endif
auto currentNode = GetOrCreateNode();
if (!currentNode) return; // Node not available
fpVisAttribs = fpViewer->GetApplicableVisAttributes(a_text.GetVisAttributes());
auto pos = a_text.GetPosition();
//::printf("debug : Add Text : pos %g %g %g\n",pos.x(),pos.y(),pos.z());
// Transformation
{tools::sg::matrix* mtx = new tools::sg::matrix;
auto elem = fObjectTransformation*G4Translate3D(a_text.GetPosition());
//G4Transform3D& elem = fObjectTransformation*G4Translate3D(a_text.GetPosition());
mtx->mtx.value().set_matrix(elem(0,0),elem(0,1),elem(0,2),elem(0,3),
elem(1,0),elem(1,1),elem(1,2),elem(1,3),
elem(2,0),elem(2,1),elem(2,2),elem(2,3),
0, 0, 0, 1);
currentNode->add(mtx);}
// Material (colour, etc.)
{const auto& colour = GetColour();
tools::sg::rgba* mat = new tools::sg::rgba();
mat->color =
tools::colorf(float(colour.GetRed()),
float(colour.GetGreen()),
float(colour.GetBlue()),
float(colour.GetAlpha()));
currentNode->add(mat);}
#ifdef TOOLS_USE_FREETYPE
tools::sg::text_freetype_marker* text = new tools::sg::text_freetype_marker;
text->font = tools::sg::font_lato_regular_ttf();
text->front_face = tools::sg::winding_cw;
text->modeling = tools::sg::font_pixmap;
#else
tools::sg::text_hershey_marker* text = new tools::sg::text_hershey_marker;
//text->encoding.value(a_encoding);
#endif
text->strings.add(a_text.GetText());
{switch (a_text.GetLayout()) {
default:
case G4Text::left:
text->hjust = tools::sg::left;
break;
case G4Text::centre:
text->hjust = tools::sg::center;
break;
case G4Text::right:
text->hjust = tools::sg::right;
break;
}}
//text->vjust.value(a_vjust);
currentNode->add(text);
/*
//text.GetText(), text.GetXOffset(), etc.
MarkerSizeType sizeType;
G4double size = GetMarkerSize (text, sizeType);
switch (sizeType) {
default:
case screen:
// Draw in screen coordinates. OK.
break;
case world:
// Draw in world coordinates. Not implemented. Use size = 20.
size = 20.;
break;
}
*/
}
void G4ToolsSGSceneHandler::AddPrimitive(const G4Circle& a_circle)
{
G4Polymarker oneCircle(a_circle);
oneCircle.push_back(a_circle.GetPosition());
oneCircle.SetMarkerType(G4Polymarker::circles);
// Call this AddPrimitive to avoid re-doing sub-class code.
G4ToolsSGSceneHandler::AddPrimitive(oneCircle);
/*
auto currentNode = GetOrCreateNode();
if (!currentNode) return; // Node not available
fpVisAttribs = fpViewer->GetApplicableVisAttributes(circle.GetVisAttributes());
auto circleNode = new G4ToolsSGNode(currentNode);
// Transformation
auto position = fObjectTransformation*G4Translate3D(circle.GetPosition());
//circleNode->addComponent(position);
// Material (colour, etc.)
const auto& colour = fpVisAttribs->GetColour();
//circleNode->addComponent(colour);
G4double radius;
if (circle.GetSizeType() == G4VMarker::world ) {
radius =circle.GetWorldRadius();
} else { // Screen-size or none
// Not figured out how to do screen-size, so use scene extent
const G4double scale = 200.; // Roughly pixles per scene
radius = circle.GetScreenRadius()*fpScene->GetExtent().GetExtentRadius()/scale;
}
//circleNode->addComponent(sphere); // Of given radius
*/
}
void G4ToolsSGSceneHandler::AddPrimitive(const G4Square& a_square)
{
G4Polymarker oneSquare(a_square);
oneSquare.push_back(a_square.GetPosition());
oneSquare.SetMarkerType(G4Polymarker::squares);
// Call this AddPrimitive to avoid re-doing sub-class code.
G4ToolsSGSceneHandler::AddPrimitive(oneSquare);
/*
auto currentNode = GetOrCreateNode();
if (!currentNode) return; // Node not available
fpVisAttribs = fpViewer->GetApplicableVisAttributes(square.GetVisAttributes());
auto squareNode = new G4ToolsSGNode(currentNode);
// Transformation
auto position = fObjectTransformation*G4Translate3D(square.GetPosition());
//squareNode->addComponent(position);
// Material (colour, etc.)
const auto& colour = fpVisAttribs->GetColour();
//squareNode->addComponent(colour);
G4double side;
if (square.GetSizeType() == G4VMarker::world ) {
side = square.GetWorldDiameter();
} else { // Screen-size or none
// Not figured out how to do screen-size, so use scene extent
const G4double scale = 200.; // Roughly pixles per scene
side = square.GetScreenDiameter()*fpScene->GetExtent().GetExtentRadius()/scale;
}
//squareNode->addComponent(cube); // Of given side
*/
}
void G4ToolsSGSceneHandler::AddPrimitive(const G4Polyhedron& a_polyhedron)
{
if (a_polyhedron.GetNoFacets() == 0) return;
#ifdef G4TOOLSSG_DEBUG
::printf("debug : G4ToolsSGSceneHandler::AddPrimitive(const G4Polyhedron&) : %d\n",a_polyhedron.GetNoFacets());
#endif
fpVisAttribs = fpViewer->GetApplicableVisAttributes(a_polyhedron.GetVisAttributes());
// Roll out vertices and normals for the faces. Note that this means vertices
// are duplicated. For example a box has 8 vertices, but to define 6 faces
// you need 12 triangles and 36 vertices. If it was just a matter of vertices
// we could restrict the number to 8 and use the indices to define the
// triangles, but we also have to consider the normals. A vertex can be have
// more than one normal, depending on which face it is being used to define.
// So we roll out all the vertices and normals for each triangle.
std::vector<G4Point3D> vertices;
std::vector<G4Normal3D> normals;
// Also roll out edges (as lines) for wireframe. Avoid duplicate lines,
// including those that differ only in the order of vertices.
typedef std::pair<G4Point3D,G4Point3D> Line;
std::vector<Line> lines;
auto insertIfNew = [&lines](const Line& newLine) {
for (const auto& line: lines) {
if ((newLine.first==line.first && newLine.second==line.second) ||
(newLine.first==line.second && newLine.second==line.first))
return;
}
lines.push_back(newLine);
};
G4bool isAuxilaryEdgeVisible = fpViewer->GetViewParameters().IsAuxEdgeVisible();
G4bool notLastFace;
do {
G4int nEdges;
G4Point3D vertex [4];
G4int edgeFlag[4];
G4Normal3D normal [4];
notLastFace = a_polyhedron.GetNextFacet(nEdges, vertex, edgeFlag, normal);
vertices.push_back(vertex[0]);
vertices.push_back(vertex[1]);
vertices.push_back(vertex[2]);
normals.push_back(normal[0]);
normals.push_back(normal[1]);
normals.push_back(normal[2]);
if(isAuxilaryEdgeVisible||edgeFlag[0]>0)insertIfNew(Line(vertex[0],vertex[1]));
if(isAuxilaryEdgeVisible||edgeFlag[1]>0)insertIfNew(Line(vertex[1],vertex[2]));
if (nEdges == 3) {
// Face is a triangle
// One more line for wireframe, triangles for surfaces are complete
if(isAuxilaryEdgeVisible||edgeFlag[2]>0)insertIfNew(Line(vertex[2],vertex[0]));
} else if (nEdges == 4) {
// Face is a quadrilateral
// Create another triangle for surfaces, add two more lines for wireframe
vertices.push_back(vertex[2]);
vertices.push_back(vertex[3]);
vertices.push_back(vertex[0]);
normals.push_back(normal[2]);
normals.push_back(normal[3]);
normals.push_back(normal[0]);
if(isAuxilaryEdgeVisible||edgeFlag[2]>0)insertIfNew(Line(vertex[2],vertex[3]));
if(isAuxilaryEdgeVisible||edgeFlag[3]>0)insertIfNew(Line(vertex[3],vertex[0]));
} else {
G4cerr
<< "ERROR: polyhedron face with unexpected number of edges (" << nEdges << ')'
<< "\n Tag: " << fpModel->GetCurrentTag()
<< G4endl;
return;
}
} while (notLastFace);
G4ViewParameters::DrawingStyle drawing_style = GetDrawingStyle (fpVisAttribs);
switch (drawing_style) {
case G4ViewParameters::wireframe:
//vertices.clear();
break;
case G4ViewParameters::hlr:
break;
case G4ViewParameters::hsr:
//lines.clear();
break;
case G4ViewParameters::hlhsr:
break;
case G4ViewParameters::cloud:
// Shouldn't happen in this function (it's a polyhedron!) - ignore
return;
}
auto currentNode = GetOrCreateNode();
if (!currentNode) return; // Node not available
tools::sg::separator* sep = new tools::sg::separator;
currentNode->add(sep);
// Transformation
{tools::sg::matrix* mtx = new tools::sg::matrix;
G4Transform3D& elem = fObjectTransformation;
mtx->mtx.value().set_matrix(elem(0,0),elem(0,1),elem(0,2),elem(0,3),
elem(1,0),elem(1,1),elem(1,2),elem(1,3),
elem(2,0),elem(2,1),elem(2,2),elem(2,3),
0, 0, 0, 1);
sep->add(mtx);}
// Material (colour, etc.)
{const auto& colour = fpVisAttribs->GetColour();
tools::sg::rgba* mat = new tools::sg::rgba();
mat->color =
tools::colorf(float(colour.GetRed()),
float(colour.GetGreen()),
float(colour.GetBlue()),
float(colour.GetAlpha()));
sep->add(mat);}
if (drawing_style == G4ViewParameters::hlr ||
drawing_style == G4ViewParameters::hsr ||
drawing_style == G4ViewParameters::hlhsr) {
{tools::sg::draw_style* ds = new tools::sg::draw_style;
ds->style = tools::sg::draw_filled;
//ds->cull_face = true;
sep->add(ds);}
tools::sg::atb_vertices* vtxs = new tools::sg::atb_vertices;
vtxs->mode = tools::gl::triangles();
sep->add(vtxs);
const auto nVerts = vertices.size();
for (size_t i = 0; i < nVerts; i++) {
vtxs->add(float(vertices[i].x()),float(vertices[i].y()),float(vertices[i].z()));
vtxs->add_normal(float(normals[i].x()),float(normals[i].y()),float(normals[i].z()));
}
}
if (drawing_style == G4ViewParameters::wireframe ||
drawing_style == G4ViewParameters::hlr ||
drawing_style == G4ViewParameters::hlhsr) {
{tools::sg::draw_style* ds = new tools::sg::draw_style;
ds->style = tools::sg::draw_lines;
ds->line_width = 1;
sep->add(ds);}
tools::sg::vertices* vtxs = new tools::sg::vertices;
vtxs->mode = tools::gl::lines(); //segments
sep->add(vtxs);
for (const auto& line: lines) {
vtxs->add(float(line.first.x()),float(line.first.y()),float(line.first.z()));
vtxs->add(float(line.second.x()),float(line.second.y()),float(line.second.z()));
}
}
}
void G4ToolsSGSceneHandler::ClearStore ()
{
fpToolsSGScene->clear();
EstablishBaseNodes();
}
void G4ToolsSGSceneHandler::ClearTransientStore ()
{
fpTransientObjects->clear();
}
#endif
source/visualization/ToolsSG/src/G4ToolsSGWindowsGLES.cc
+117
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//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
// * the Geant4 Collaboration. It is provided under the terms and *
// * conditions of the Geant4 Software License, included in the file *
// * LICENSE and available at http://cern.ch/geant4/license . These *
// * include a list of copyright holders. *
// * *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work make any representation or warranty, express or implied, *
// * regarding this software system or assume any liability for its *
// * use. Please see the license in the file LICENSE and URL above *
// * for the full disclaimer and the limitation of liability. *
// * *
// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
// * By using, copying, modifying or distributing the software (or *
// * any work based on the software) you agree to acknowledge its *
// * use in resulting scientific publications, and indicate your *
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
// Guy Barrand 6th March 2021
#ifdef G4VIS_BUILD_TOOLSSG_WINDOWS_GLES_DRIVER
#include "G4ToolsSGWindowsGLES.hh"
#include "G4ToolsSGViewer.hh"
#include <tools/Windows/sg_viewer>
G4ToolsSGWindowsGLES::G4ToolsSGWindowsGLES():
parent
("TOOLSSG_WINDOWS_GLES",
"TSG_WINDOWS_GLES",
"TOOLSSG_WINDOWS_GLES is a graphics driver based on the g4tools tools/sg scene graph logic where\n\
the rendering is done with Microsoft GLES and the windowing is done with Microsoft Windows.",
parent::threeDInteractive)
,fSGSession(nullptr)
{}
G4ToolsSGWindowsGLES::~G4ToolsSGWindowsGLES() {
delete fSGSession;
}
void G4ToolsSGWindowsGLES::Initialise() {
if(fSGSession) return; //done.
fSGSession = new tools::Windows::session(G4cout);
if(!fSGSession->is_valid()) {
G4cerr << "G4ToolsSGWindowsGLES::Initialise : session::is_valid() failed." << G4endl;
delete fSGSession;
fSGSession = nullptr;
return;
}
}
G4VSceneHandler* G4ToolsSGWindowsGLES::CreateSceneHandler(const G4String& a_name) {
G4VSceneHandler* pScene = new G4ToolsSGSceneHandler(*this, a_name);
return pScene;
}
G4VViewer* G4ToolsSGWindowsGLES::CreateViewer(G4VSceneHandler& a_scene,const G4String& a_name) {
if(!fSGSession) Initialise();
if(!fSGSession) return nullptr;
G4VViewer* pView =
new G4ToolsSGViewer<tools::Windows::session,tools::Windows::sg_viewer>(*fSGSession,(G4ToolsSGSceneHandler&)a_scene,a_name);
if (pView) {
if (pView->GetViewId() < 0) {
G4cerr <<
"G4ToolsSGWindowsGLES::CreateViewer: ERROR flagged by negative"
" view id in G4ToolsSGViewer creation."
"\n Destroying view and returning null pointer."
<< G4endl;
delete pView;
pView = nullptr;
}
}
if (!pView) {
G4cerr <<
"G4ToolsSGWindowsGLES::CreateViewer: ERROR: null pointer on new G4ToolsSGViewer."
<< G4endl;
}
return pView;
}
G4bool G4ToolsSGWindowsGLES::IsUISessionCompatible () const
{
G4bool isCompatible = false;
// G4UImanager* ui = G4UImanager::GetUIpointer();
// G4UIsession* session = ui->GetSession();
//
// // If session is a batch session, it may be:
// // a) this is a batch job (the user has not instantiated any UI session);
// // b) we are currently processing a UI command, in which case the UI
// // manager creates a temporary batch session and to find out if there is
// // a genuine UI session that the user has instantiated we must drill
// // down through previous sessions to a possible non-batch session.
// while (G4UIbatch* batch = dynamic_cast<G4UIbatch*>(session)) {
// session = batch->GetPreviousSession();
// }
//
// // Qt windows are only appropriate in a Qt session.
// if (session) {
// // If non-zero, this is the originating non-batch session
// // The user has instantiated a UI session...
// if (dynamic_cast<G4UIQt*>(session)) {
// // ...and it's a G4UIQt session, which is OK.
isCompatible = true;
// }
// }
return isCompatible;
}
#endif
source/visualization/ToolsSG/src/G4ToolsSGX11GLES.cc
+119
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//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
// * the Geant4 Collaboration. It is provided under the terms and *
// * conditions of the Geant4 Software License, included in the file *
// * LICENSE and available at http://cern.ch/geant4/license . These *
// * include a list of copyright holders. *
// * *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work make any representation or warranty, express or implied, *
// * regarding this software system or assume any liability for its *
// * use. Please see the license in the file LICENSE and URL above *
// * for the full disclaimer and the limitation of liability. *
// * *
// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
// * By using, copying, modifying or distributing the software (or *
// * any work based on the software) you agree to acknowledge its *
// * use in resulting scientific publications, and indicate your *
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
// Guy Barrand 12th March 2021
#ifdef G4VIS_BUILD_TOOLSSG_X11_GLES_DRIVER
#include "G4ToolsSGX11GLES.hh"
#include "G4ToolsSGViewer.hh"
#include <tools/X11/sg_viewer>
G4ToolsSGX11GLES::G4ToolsSGX11GLES():
parent
("TOOLSSG_X11_GLES",
"TSG_X11_GLES",
"TOOLSSG_X11_GLES is a graphics driver based on the g4tools tools/sg scene graph logic where\n\
the rendering is done with GLES and the windowing is done with X11.",
parent::threeDInteractive)
,fSGSession(nullptr)
{}
G4ToolsSGX11GLES::~G4ToolsSGX11GLES() {
delete fSGSession;
}
void G4ToolsSGX11GLES::Initialise() {
if(fSGSession) return; //done.
fSGSession = new tools::X11::session(G4cout);
if(!fSGSession->is_valid()) {
G4cerr << "G4ToolsSGX11GLES::Initialise : session::is_valid() failed." << G4endl;
delete fSGSession;
fSGSession = nullptr;
return;
}
}
G4VSceneHandler* G4ToolsSGX11GLES::CreateSceneHandler(const G4String& a_name) {
G4VSceneHandler* pScene = new G4ToolsSGSceneHandler(*this,a_name);
return pScene;
}
G4VViewer* G4ToolsSGX11GLES::CreateViewer(G4VSceneHandler& a_scene,const G4String& a_name) {
if(!fSGSession) Initialise();
if(!fSGSession) return nullptr;
G4VViewer* pView =
new G4ToolsSGViewer<tools::X11::session,tools::X11::sg_viewer>
(*fSGSession,(G4ToolsSGSceneHandler&)a_scene,a_name);
if (pView) {
if (pView->GetViewId() < 0) {
G4cerr <<
"G4ToolsSGX11GLES::CreateViewer: ERROR flagged by negative"
" view id in G4ToolsSGViewer creation."
"\n Destroying view and returning null pointer."
<< G4endl;
delete pView;
pView = nullptr;
}
}
if (!pView) {
G4cerr <<
"G4ToolsSGX11GLES::CreateViewer: ERROR: null pointer on new G4ToolsSGViewer."
<< G4endl;
}
return pView;
}
G4bool G4ToolsSGX11GLES::IsUISessionCompatible () const
{
G4bool isCompatible = false;
// G4UImanager* ui = G4UImanager::GetUIpointer();
// G4UIsession* session = ui->GetSession();
//
// // If session is a batch session, it may be:
// // a) this is a batch job (the user has not instantiated any UI session);
// // b) we are currently processing a UI command, in which case the UI
// // manager creates a temporary batch session and to find out if there is
// // a genuine UI session that the user has instantiated we must drill
// // down through previous sessions to a possible non-batch session.
// while (G4UIbatch* batch = dynamic_cast<G4UIbatch*>(session)) {
// session = batch->GetPreviousSession();
// }
//
// // Qt windows are only appropriate in a Qt session.
// if (session) {
// // If non-zero, this is the originating non-batch session
// // The user has instantiated a UI session...
// if (dynamic_cast<G4UIQt*>(session)) {
// // ...and it's a G4UIQt session, which is OK.
isCompatible = true;
// }
// }
return isCompatible;
}
#endif
source/visualization/ToolsSG/src/G4ToolsSGXtGLES.cc
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//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
// * the Geant4 Collaboration. It is provided under the terms and *
// * conditions of the Geant4 Software License, included in the file *
// * LICENSE and available at http://cern.ch/geant4/license . These *
// * include a list of copyright holders. *
// * *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work make any representation or warranty, express or implied, *
// * regarding this software system or assume any liability for its *
// * use. Please see the license in the file LICENSE and URL above *
// * for the full disclaimer and the limitation of liability. *
// * *
// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
// * By using, copying, modifying or distributing the software (or *
// * any work based on the software) you agree to acknowledge its *
// * use in resulting scientific publications, and indicate your *
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
// Guy Barrand 12th March 2021
#ifdef G4VIS_BUILD_TOOLSSG_XT_GLES_DRIVER
#include "G4ToolsSGXtGLES.hh"
#include "G4ToolsSGViewer.hh"
#include <tools/Xt/sg_viewer>
#include "G4Xt.hh"
class session : public tools::Xt::session {
typedef tools::Xt::session parent;
public:
session(std::ostream& a_out,int a_argc,char** a_argv)
:parent(a_out,a_argc,a_argv)
{
if(m_app_widget) {::XtDestroyWidget(m_app_widget);m_app_widget = nullptr;}
if(m_app_context) {::XtDestroyApplicationContext(m_app_context);m_app_context = nullptr;}
m_app_widget = (Widget)G4Xt::getInstance()->GetMainInteractor();
m_app_context = ::XtWidgetToApplicationContext(m_app_widget);
}
virtual ~session() {}
protected:
session(const session& a_from):parent(a_from){}
session& operator=(const session& a_from){parent::operator=(a_from);return *this;}
};
#include <tools/argcv>
G4ToolsSGXtGLES::G4ToolsSGXtGLES():
parent
("TOOLSSG_XT_GLES",
"TSG_XT_GLES",
"TOOLSSG_XT_GLES is a graphics driver based on the g4tools tools/sg scene graph logic where\n\
the rendering is done with GLES and the windowing is done with the Xt toolkit.",
parent::threeDInteractive)
,fSGSession(nullptr)
{}
G4ToolsSGXtGLES::~G4ToolsSGXtGLES() {
delete fSGSession;
}
void G4ToolsSGXtGLES::Initialise() {
if(fSGSession) return; //done.
int* argc = new int;
char** argv = nullptr;
tools::new_argcv(std::vector<std::string>(),*argc,argv);
fSGSession = new session(G4cout,*argc,argv);
if(!fSGSession->is_valid()) {
G4cerr << "G4ToolsSGXtGLES::Initialise : session::is_valid() failed." << G4endl;
delete fSGSession;
fSGSession = nullptr;
return;
}
}
G4VSceneHandler* G4ToolsSGXtGLES::CreateSceneHandler(const G4String& a_name) {
G4VSceneHandler* pScene = new G4ToolsSGSceneHandler(*this, a_name);
return pScene;
}
G4VViewer* G4ToolsSGXtGLES::CreateViewer(G4VSceneHandler& a_scene,const G4String& a_name) {
if(!fSGSession) Initialise();
if(!fSGSession) return nullptr;
G4VViewer* pView =
new G4ToolsSGViewer<tools::Xt::session,tools::Xt::sg_viewer>(*fSGSession,(G4ToolsSGSceneHandler&)a_scene,a_name);
if (pView) {
if (pView->GetViewId() < 0) {
G4cerr <<
"G4ToolsSGXtGLES::CreateViewer: ERROR flagged by negative"
" view id in G4ToolsSGViewer creation."
"\n Destroying view and returning null pointer."
<< G4endl;
delete pView;
pView = nullptr;
}
}
if (!pView) {
G4cerr <<
"G4ToolsSGXtGLES::CreateViewer: ERROR: null pointer on new G4ToolsSGViewer."
<< G4endl;
}
return pView;
}
G4bool G4ToolsSGXtGLES::IsUISessionCompatible () const
{
G4bool isCompatible = false;
// G4UImanager* ui = G4UImanager::GetUIpointer();
// G4UIsession* session = ui->GetSession();
//
// // If session is a batch session, it may be:
// // a) this is a batch job (the user has not instantiated any UI session);
// // b) we are currently processing a UI command, in which case the UI
// // manager creates a temporary batch session and to find out if there is
// // a genuine UI session that the user has instantiated we must drill
// // down through previous sessions to a possible non-batch session.
// while (G4UIbatch* batch = dynamic_cast<G4UIbatch*>(session)) {
// session = batch->GetPreviousSession();
// }
//
// // Qt windows are only appropriate in a Qt session.
// if (session) {
// // If non-zero, this is the originating non-batch session
// // The user has instantiated a UI session...
// if (dynamic_cast<G4UIQt*>(session)) {
// // ...and it's a G4UIQt session, which is OK.
isCompatible = true;
// }
// }
return isCompatible;
}
#endif