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Doom3GroupNode.cpp
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Doom3GroupNode.cpp
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#include "Doom3GroupNode.h"
#include <functional>
#include "../curve/CurveControlPointFunctors.h"
#include "Translatable.h"
namespace entity
{
Doom3GroupNode::Doom3GroupNode(const IEntityClassPtr& eclass) :
EntityNode(eclass),
_d3Group(
*this, // Pass <this> as Doom3GroupNode&
Callback(std::bind(&scene::Node::boundsChanged, this))
),
_nurbsEditInstance(_d3Group.m_curveNURBS,
std::bind(&Doom3GroupNode::selectionChangedComponent, this, std::placeholders::_1)),
_catmullRomEditInstance(_d3Group.m_curveCatmullRom,
std::bind(&Doom3GroupNode::selectionChangedComponent, this, std::placeholders::_1)),
_originInstance(VertexInstance(_d3Group.getOrigin(), std::bind(&Doom3GroupNode::selectionChangedComponent, this, std::placeholders::_1)))
{}
Doom3GroupNode::Doom3GroupNode(const Doom3GroupNode& other) :
EntityNode(other),
scene::GroupNode(other),
Snappable(other),
ComponentSelectionTestable(other),
ComponentEditable(other),
ComponentSnappable(other),
CurveNode(other),
_d3Group(
other._d3Group,
*this, // Pass <this> as Doom3GroupNode&
Callback(std::bind(&scene::Node::boundsChanged, this))
),
_nurbsEditInstance(_d3Group.m_curveNURBS,
std::bind(&Doom3GroupNode::selectionChangedComponent, this, std::placeholders::_1)),
_catmullRomEditInstance(_d3Group.m_curveCatmullRom,
std::bind(&Doom3GroupNode::selectionChangedComponent, this, std::placeholders::_1)),
_originInstance(VertexInstance(_d3Group.getOrigin(), std::bind(&Doom3GroupNode::selectionChangedComponent, this, std::placeholders::_1)))
{
// greebo: Don't call construct() here, this should be invoked by the
// clone() method
}
Doom3GroupNodePtr Doom3GroupNode::Create(const IEntityClassPtr& eclass)
{
Doom3GroupNodePtr instance(new Doom3GroupNode(eclass));
instance->construct();
return instance;
}
Doom3GroupNode::~Doom3GroupNode()
{ }
void Doom3GroupNode::construct()
{
EntityNode::construct();
_d3Group.construct();
_d3Group.m_curveNURBS.signal_curveChanged().connect(
sigc::mem_fun(_nurbsEditInstance, &CurveEditInstance::curveChanged)
);
_d3Group.m_curveCatmullRom.signal_curveChanged().connect(
sigc::mem_fun(_catmullRomEditInstance, &CurveEditInstance::curveChanged)
);
}
bool Doom3GroupNode::hasEmptyCurve() {
return _d3Group.m_curveNURBS.isEmpty() &&
_d3Group.m_curveCatmullRom.isEmpty();
}
void Doom3GroupNode::appendControlPoints(unsigned int numPoints) {
_d3Group.appendControlPoints(numPoints);
}
void Doom3GroupNode::removeSelectedControlPoints()
{
if (_catmullRomEditInstance.isSelected()) {
_catmullRomEditInstance.removeSelectedControlPoints();
_catmullRomEditInstance.write(curve_CatmullRomSpline, _spawnArgs);
}
if (_nurbsEditInstance.isSelected()) {
_nurbsEditInstance.removeSelectedControlPoints();
_nurbsEditInstance.write(curve_Nurbs, _spawnArgs);
}
}
void Doom3GroupNode::insertControlPointsAtSelected() {
if (_catmullRomEditInstance.isSelected()) {
_catmullRomEditInstance.insertControlPointsAtSelected();
_catmullRomEditInstance.write(curve_CatmullRomSpline, _spawnArgs);
}
if (_nurbsEditInstance.isSelected()) {
_nurbsEditInstance.insertControlPointsAtSelected();
_nurbsEditInstance.write(curve_Nurbs, _spawnArgs);
}
}
void Doom3GroupNode::convertCurveType() {
_d3Group.convertCurveType();
}
const AABB& Doom3GroupNode::localAABB() const {
return _d3Group.localAABB();
}
namespace
{
// Node visitor class to translate brushes
class BrushTranslator: public scene::NodeVisitor
{
Vector3 m_origin;
public:
BrushTranslator(const Vector3& origin) :
m_origin(origin)
{}
bool pre(const scene::INodePtr& node)
{
Translatable* t = dynamic_cast<Translatable*>(node.get());
if (t)
{
t->translate(m_origin);
}
return true;
}
};
}
void Doom3GroupNode::addOriginToChildren()
{
if (!_d3Group.isModel())
{
BrushTranslator translator(_d3Group.getOrigin());
traverseChildren(translator);
}
}
void Doom3GroupNode::removeOriginFromChildren()
{
if (!_d3Group.isModel())
{
BrushTranslator translator(-_d3Group.getOrigin());
traverseChildren(translator);
}
}
void Doom3GroupNode::selectionChangedComponent(const ISelectable& selectable) {
GlobalSelectionSystem().onComponentSelection(Node::getSelf(), selectable);
}
bool Doom3GroupNode::isSelectedComponents() const {
return _nurbsEditInstance.isSelected() || _catmullRomEditInstance.isSelected() || (_d3Group.isModel() && _originInstance.isSelected());
}
void Doom3GroupNode::setSelectedComponents(bool selected, selection::ComponentSelectionMode mode) {
if (mode == selection::ComponentSelectionMode::Vertex) {
_nurbsEditInstance.setSelected(selected);
_catmullRomEditInstance.setSelected(selected);
_originInstance.setSelected(selected);
}
}
void Doom3GroupNode::invertSelectedComponents(selection::ComponentSelectionMode mode)
{
if (mode == selection::ComponentSelectionMode::Vertex)
{
_nurbsEditInstance.invertSelected();
_catmullRomEditInstance.invertSelected();
_originInstance.invertSelected();
}
}
void Doom3GroupNode::testSelectComponents(Selector& selector, SelectionTest& test, selection::ComponentSelectionMode mode)
{
if (mode == selection::ComponentSelectionMode::Vertex)
{
test.BeginMesh(localToWorld());
_originInstance.testSelect(selector, test);
_nurbsEditInstance.testSelect(selector, test);
_catmullRomEditInstance.testSelect(selector, test);
}
}
const AABB& Doom3GroupNode::getSelectedComponentsBounds() const {
m_aabb_component = AABB();
ControlPointBoundsAdder boundsAdder(m_aabb_component);
_nurbsEditInstance.forEachSelected(boundsAdder);
_catmullRomEditInstance.forEachSelected(boundsAdder);
if (_originInstance.isSelected()) {
m_aabb_component.includePoint(_originInstance.getVertex());
}
return m_aabb_component;
}
void Doom3GroupNode::snapComponents(float snap) {
if (_nurbsEditInstance.isSelected()) {
_nurbsEditInstance.snapto(snap);
_nurbsEditInstance.write(curve_Nurbs, _spawnArgs);
}
if (_catmullRomEditInstance.isSelected()) {
_catmullRomEditInstance.snapto(snap);
_catmullRomEditInstance.write(curve_CatmullRomSpline, _spawnArgs);
}
if (_originInstance.isSelected()) {
_d3Group.snapOrigin(snap);
}
}
scene::INodePtr Doom3GroupNode::clone() const
{
Doom3GroupNodePtr clone(new Doom3GroupNode(*this));
clone->construct();
clone->constructClone(*this);
return clone;
}
void Doom3GroupNode::onInsertIntoScene(scene::IMapRootNode& root)
{
// A D3GroupNode supports child primitives, so connect
// the Node's TraversableNodeSet to the UndoSystem
Node::connectUndoSystem(root.getUndoChangeTracker());
EntityNode::onInsertIntoScene(root);
}
void Doom3GroupNode::onRemoveFromScene(scene::IMapRootNode& root)
{
// Call the base class first
EntityNode::onRemoveFromScene(root);
// De-select all child components as well
setSelectedComponents(false, selection::ComponentSelectionMode::Vertex);
// A D3GroupNode supports child primitives, so disconnect
// the Node's TraversableNodeSet to the UndoSystem
Node::disconnectUndoSystem(root.getUndoChangeTracker());
}
// Snappable implementation
void Doom3GroupNode::snapto(float snap) {
_d3Group.snapto(snap);
}
void Doom3GroupNode::testSelect(Selector& selector, SelectionTest& test)
{
EntityNode::testSelect(selector, test);
test.BeginMesh(localToWorld());
SelectionIntersection best;
// Pass the selection test to the Doom3Group class
_d3Group.testSelect(selector, test, best);
// If the selectionIntersection is non-empty, add the selectable to the SelectionPool
if (best.isValid()) {
Selector_add(selector, *this, best);
}
}
void Doom3GroupNode::renderSolid(RenderableCollector& collector, const VolumeTest& volume) const
{
EntityNode::renderSolid(collector, volume);
_d3Group.renderSolid(collector, volume, localToWorld(), isSelected());
// Render curves always relative to the absolute map origin
_nurbsEditInstance.renderComponentsSelected(collector, volume, Matrix4::getIdentity());
_catmullRomEditInstance.renderComponentsSelected(collector, volume, Matrix4::getIdentity());
}
void Doom3GroupNode::renderWireframe(RenderableCollector& collector, const VolumeTest& volume) const
{
EntityNode::renderWireframe(collector, volume);
_d3Group.renderWireframe(collector, volume, localToWorld(), isSelected());
_nurbsEditInstance.renderComponentsSelected(collector, volume, Matrix4::getIdentity());
_catmullRomEditInstance.renderComponentsSelected(collector, volume, Matrix4::getIdentity());
}
void Doom3GroupNode::setRenderSystem(const RenderSystemPtr& renderSystem)
{
EntityNode::setRenderSystem(renderSystem);
_d3Group.setRenderSystem(renderSystem);
_nurbsEditInstance.setRenderSystem(renderSystem);
_catmullRomEditInstance.setRenderSystem(renderSystem);
_originInstance.setRenderSystem(renderSystem);
}
void Doom3GroupNode::renderComponents(RenderableCollector& collector, const VolumeTest& volume) const
{
if (GlobalSelectionSystem().ComponentMode() == selection::ComponentSelectionMode::Vertex)
{
_nurbsEditInstance.renderComponents(collector, volume, Matrix4::getIdentity());
_catmullRomEditInstance.renderComponents(collector, volume, Matrix4::getIdentity());
// Register the renderable with OpenGL
if (!_d3Group.isModel()) {
_originInstance.render(collector, volume, localToWorld());
}
}
}
void Doom3GroupNode::evaluateTransform()
{
if (getType() == TRANSFORM_PRIMITIVE)
{
const Quaternion& rotation = getRotation();
const Vector3& scale = getScale();
_d3Group.rotate(rotation);
_d3Group.scale(scale);
_d3Group.translate(getTranslation());
// Transform curve control points in primitive mode
Matrix4 transformation = calculateTransform();
_nurbsEditInstance.transform(transformation, false);
_catmullRomEditInstance.transform(transformation, false);
}
else {
// Transform the components only
transformComponents(calculateTransform());
}
// Trigger a recalculation of the curve's controlpoints
_d3Group.m_curveNURBS.curveChanged();
_d3Group.m_curveCatmullRom.curveChanged();
}
void Doom3GroupNode::transformComponents(const Matrix4& matrix)
{
if (_nurbsEditInstance.isSelected()) {
_nurbsEditInstance.transform(matrix);
}
if (_catmullRomEditInstance.isSelected()) {
_catmullRomEditInstance.transform(matrix);
}
if (_originInstance.isSelected()) {
_d3Group.translateOrigin(getTranslation());
}
}
void Doom3GroupNode::_onTransformationChanged()
{
// If this is a container, pass the call to the children and leave the entity unharmed
if (!_d3Group.isModel())
{
scene::foreachTransformable(shared_from_this(), [] (ITransformable& child)
{
child.revertTransform();
});
_d3Group.revertTransform();
evaluateTransform();
// Update the origin when we're in "child primitive" mode
_renderableName.setOrigin(_d3Group.getOrigin());
}
else
{
// It's a model
_d3Group.revertTransform();
evaluateTransform();
_d3Group.updateTransform();
}
_d3Group.m_curveNURBS.curveChanged();
_d3Group.m_curveCatmullRom.curveChanged();
}
const Vector3& Doom3GroupNode::getUntransformedOrigin()
{
return _d3Group.getUntransformedOrigin();
}
void Doom3GroupNode::_applyTransformation()
{
_d3Group.revertTransform();
evaluateTransform();
_d3Group.freezeTransform();
if (!_d3Group.isModel())
{
// Update the origin when we're in "child primitive" mode
_renderableName.setOrigin(_d3Group.getOrigin());
}
}
void Doom3GroupNode::onModelKeyChanged(const std::string& value)
{
// Override the default behaviour
// Don't call EntityNode::onModelKeyChanged(value);
// Pass the call to the contained model
_d3Group.modelChanged(value);
}
} // namespace entity