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SpeakerNode.cpp
486 lines (401 loc) · 12.2 KB
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SpeakerNode.cpp
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#include "SpeakerNode.h"
#include "../EntitySettings.h"
#include "math/Frustum.h"
#include <functional>
namespace entity
{
namespace
{
const std::string KEY_S_MAXDISTANCE("s_maxdistance");
const std::string KEY_S_MINDISTANCE("s_mindistance");
const std::string KEY_S_SHADER("s_shader");
}
SpeakerNode::SpeakerNode(const IEntityClassPtr& eclass) :
EntityNode(eclass),
m_originKey(std::bind(&SpeakerNode::originChanged, this)),
m_origin(ORIGINKEY_IDENTITY),
_renderableBox(m_aabb_local, worldAABB().getOrigin()),
_renderableRadiiWireframe(m_origin, _radiiTransformed),
_renderableRadiiFill(m_origin, _radiiTransformed),
_showRadiiWhenUnselected(EntitySettings::InstancePtr()->getShowAllSpeakerRadii()),
m_useSpeakerRadii(true),
m_minIsSet(false),
m_maxIsSet(false),
_radiusMinObserver(std::bind(&SpeakerNode::sMinChanged, this, std::placeholders::_1)),
_radiusMaxObserver(std::bind(&SpeakerNode::sMaxChanged, this, std::placeholders::_1)),
_shaderObserver(std::bind(&SpeakerNode::sShaderChanged, this, std::placeholders::_1)),
_dragPlanes(std::bind(&SpeakerNode::selectedChangedComponent, this, std::placeholders::_1))
{}
SpeakerNode::SpeakerNode(const SpeakerNode& other) :
EntityNode(other),
Snappable(other),
m_originKey(std::bind(&SpeakerNode::originChanged, this)),
m_origin(ORIGINKEY_IDENTITY),
_renderableBox(m_aabb_local, worldAABB().getOrigin()),
_renderableRadiiWireframe(m_origin, _radiiTransformed),
_renderableRadiiFill(m_origin, _radiiTransformed),
_showRadiiWhenUnselected(EntitySettings::InstancePtr()->getShowAllSpeakerRadii()),
m_useSpeakerRadii(true),
m_minIsSet(false),
m_maxIsSet(false),
_radiusMinObserver(std::bind(&SpeakerNode::sMinChanged, this, std::placeholders::_1)),
_radiusMaxObserver(std::bind(&SpeakerNode::sMaxChanged, this, std::placeholders::_1)),
_shaderObserver(std::bind(&SpeakerNode::sShaderChanged, this, std::placeholders::_1)),
_dragPlanes(std::bind(&SpeakerNode::selectedChangedComponent, this, std::placeholders::_1))
{}
std::shared_ptr<SpeakerNode> SpeakerNode::create(const IEntityClassPtr& eclass)
{
SpeakerNodePtr speaker(new SpeakerNode(eclass));
speaker->construct();
return speaker;
}
void SpeakerNode::construct()
{
EntityNode::construct();
m_aabb_local = _spawnArgs.getEntityClass()->getBounds();
m_aabb_border = m_aabb_local;
addKeyObserver("origin", m_originKey);
addKeyObserver(KEY_S_SHADER, _shaderObserver);
addKeyObserver(KEY_S_MINDISTANCE, _radiusMinObserver);
addKeyObserver(KEY_S_MAXDISTANCE, _radiusMaxObserver);
}
SpeakerNode::~SpeakerNode()
{
removeKeyObserver("origin", m_originKey);
removeKeyObserver(KEY_S_SHADER, _shaderObserver);
removeKeyObserver(KEY_S_MINDISTANCE, _radiusMinObserver);
removeKeyObserver(KEY_S_MAXDISTANCE, _radiusMaxObserver);
}
void SpeakerNode::originChanged()
{
m_origin = m_originKey.get();
updateTransform();
}
void SpeakerNode::sShaderChanged(const std::string& value)
{
if (value.empty())
{
_defaultRadii.setMin(0);
_defaultRadii.setMax(0);
}
else
{
if (module::RegistryReference::Instance().getRegistry().moduleExists(MODULE_SOUNDMANAGER))
{
// Non-zero shader set, retrieve the default radii
_defaultRadii = GlobalSoundManager().getSoundShader(value)->getRadii();
}
else
{
_defaultRadii.setMin(0);
_defaultRadii.setMax(0);
}
}
// If we haven't overridden our distances yet, adjust these values to defaults
if (!m_minIsSet)
{
_radii.setMin(_defaultRadii.getMin());
}
if (!m_maxIsSet)
{
_radii.setMax(_defaultRadii.getMax());
}
// Store the new values into our working set
_radiiTransformed = _radii;
updateAABB();
}
void SpeakerNode::sMinChanged(const std::string& value)
{
// Check whether the spawnarg got set or removed
m_minIsSet = value.empty() ? false : true;
if (m_minIsSet)
{
// we need to parse in metres
_radii.setMin(string::convert<float>(value), true);
}
else
{
_radii.setMin(_defaultRadii.getMin());
}
// Store the new value into our working set
_radiiTransformed.setMin(_radii.getMin());
updateAABB();
}
void SpeakerNode::sMaxChanged(const std::string& value)
{
m_maxIsSet = value.empty() ? false : true;
if (m_maxIsSet)
{
// we need to parse in metres
_radii.setMax(string::convert<float>(value), true);
}
else
{
_radii.setMax(_defaultRadii.getMax());
}
// Store the new value into our working set
_radiiTransformed.setMax(_radii.getMax());
updateAABB();
}
void SpeakerNode::snapto(float snap)
{
m_originKey.snap(snap);
m_originKey.write(_spawnArgs);
}
const AABB& SpeakerNode::localAABB() const
{
return m_aabb_border;
}
AABB SpeakerNode::getSpeakerAABB() const
{
return AABB(m_originKey.get(), m_aabb_local.getExtents());
}
void SpeakerNode::selectPlanes(Selector& selector, SelectionTest& test, const PlaneCallback& selectedPlaneCallback)
{
test.BeginMesh(localToWorld());
_dragPlanes.selectPlanes(localAABB(), selector, test, selectedPlaneCallback);
}
void SpeakerNode::selectReversedPlanes(Selector& selector, const SelectedPlanes& selectedPlanes)
{
_dragPlanes.selectReversedPlanes(localAABB(), selector, selectedPlanes);
}
void SpeakerNode::testSelect(Selector& selector, SelectionTest& test)
{
EntityNode::testSelect(selector, test);
test.BeginMesh(localToWorld());
SelectionIntersection best;
aabb_testselect(m_aabb_local, test, best);
if(best.isValid()) {
selector.addIntersection(best);
}
}
void SpeakerNode::selectedChangedComponent(const ISelectable& selectable)
{
// add the selectable to the list of selected components (see RadiantSelectionSystem::onComponentSelection)
GlobalSelectionSystem().onComponentSelection(Node::getSelf(), selectable);
}
bool SpeakerNode::isSelectedComponents() const
{
return _dragPlanes.isSelected();
}
void SpeakerNode::setSelectedComponents(bool select, selection::ComponentSelectionMode mode)
{
if (mode == selection::ComponentSelectionMode::Face)
{
_dragPlanes.setSelected(false);
}
}
void SpeakerNode::invertSelectedComponents(selection::ComponentSelectionMode mode)
{
// nothing, planes are selected via selectPlanes()
}
void SpeakerNode::testSelectComponents(Selector& selector, SelectionTest& test, selection::ComponentSelectionMode mode)
{
// nothing, planes are selected via selectPlanes()
}
scene::INodePtr SpeakerNode::clone() const
{
SpeakerNodePtr node(new SpeakerNode(*this));
node->construct();
node->constructClone(*this);
return node;
}
void SpeakerNode::onPreRender(const VolumeTest& volume)
{
EntityNode::onPreRender(volume);
_renderableBox.update(getColourShader());
if (_showRadiiWhenUnselected || isSelected())
{
_renderableRadiiWireframe.update(getWireShader());
_renderableRadiiFill.update(getFillShader());
}
else
{
_renderableRadiiWireframe.clear();
_renderableRadiiFill.clear();
}
}
void SpeakerNode::renderSolid(IRenderableCollector& collector,
const VolumeTest& volume) const
{
EntityNode::renderSolid(collector, volume);
#if 0
// Submit the speaker radius if we are selected or the "show all speaker
// radii" option is set
if (isSelected() || EntitySettings::InstancePtr()->getShowAllSpeakerRadii())
{
collector.addRenderable(*getFillShader(), _renderableRadiiWireframe, localToWorld());
}
#endif
}
void SpeakerNode::renderWireframe(IRenderableCollector& collector,
const VolumeTest& volume) const
{
EntityNode::renderWireframe(collector, volume);
#if 0
// Submit the speaker radius if we are selected or the "show all speaker
// radii" option is set
if (isSelected() || EntitySettings::InstancePtr()->getShowAllSpeakerRadii())
{
collector.addRenderable(*getWireShader(), _renderableRadiiWireframe, localToWorld());
}
#endif
}
void SpeakerNode::renderHighlights(IRenderableCollector& collector, const VolumeTest& volume)
{
collector.addHighlightRenderable(_renderableBox, Matrix4::getIdentity());
if (!collector.supportsFullMaterials())
{
collector.addHighlightRenderable(_renderableRadiiWireframe, Matrix4::getIdentity());
}
else
{
collector.addHighlightRenderable(_renderableRadiiFill, Matrix4::getIdentity());
}
EntityNode::renderHighlights(collector, volume);
}
void SpeakerNode::setRenderSystem(const RenderSystemPtr& renderSystem)
{
EntityNode::setRenderSystem(renderSystem);
// Clear the geometry from any previous shader
_renderableBox.clear();
_renderableRadiiWireframe.clear();
_renderableRadiiFill.clear();
}
void SpeakerNode::translate(const Vector3& translation)
{
m_origin += translation;
}
void SpeakerNode::updateTransform()
{
localToParent() = Matrix4::getTranslation(m_origin);
transformChanged();
_renderableBox.queueUpdate();
_renderableRadiiWireframe.queueUpdate();
_renderableRadiiFill.queueUpdate();
}
void SpeakerNode::updateAABB()
{
// set the AABB to the biggest AABB the speaker contains
m_aabb_border = m_aabb_local;
float radius = _radiiTransformed.getMax();
m_aabb_border.extents = Vector3(radius, radius, radius);
boundsChanged();
}
void SpeakerNode::setRadiusFromAABB(const AABB& aabb)
{
// Find out which dimension got changed the most
Vector3 delta = aabb.getExtents() - localAABB().getExtents();
double maxTrans;
// Get the maximum translation component
if (fabs(delta.x()) > fabs(delta.y()))
{
maxTrans = (fabs(delta.x()) > fabs(delta.z())) ? delta.x() : delta.z();
}
else
{
maxTrans = (fabs(delta.y()) > fabs(delta.z())) ? delta.y() : delta.z();
}
if (EntitySettings::InstancePtr()->getDragResizeEntitiesSymmetrically())
{
// For a symmetric AABB change, take the extents delta times 2
maxTrans *= 2;
}
else
{
// Update the origin accordingly
m_origin += aabb.origin - localAABB().getOrigin();
}
float oldRadius = _radii.getMax() > 0 ? _radii.getMax() : _radii.getMin();
// Prevent division by zero
if (oldRadius == 0)
{
oldRadius = 1;
}
float newMax = static_cast<float>(oldRadius + maxTrans);
float ratio = newMax / oldRadius;
float newMin = _radii.getMin() * ratio;
if (newMax < 0) newMax = 0.02f;
if (newMin < 0) newMin = 0.01f;
// Resize the radii and update the min radius proportionally
_radiiTransformed.setMax(newMax);
_radiiTransformed.setMin(newMin);
updateAABB();
updateTransform();
}
void SpeakerNode::evaluateTransform()
{
if (getType() == TRANSFORM_PRIMITIVE)
{
translate(getTranslation());
}
else
{
// This seems to be a drag operation
_dragPlanes.m_bounds = localAABB();
// Let the dragplanes helper resize our local AABB
AABB resizedAABB = _dragPlanes.evaluateResize(getTranslation(), Matrix4::getIdentity());
setRadiusFromAABB(resizedAABB);
}
}
void SpeakerNode::revertTransform()
{
m_origin = m_originKey.get();
_radiiTransformed = _radii;
}
void SpeakerNode::freezeTransform()
{
m_originKey.set(m_origin);
m_originKey.write(_spawnArgs);
_radii = _radiiTransformed;
// Write the s_mindistance/s_maxdistance keyvalues if we have a valid shader
if (!_spawnArgs.getKeyValue(KEY_S_SHADER).empty())
{
// Note: Write the spawnargs in meters
if (_radii.getMax() != _defaultRadii.getMax())
{
_spawnArgs.setKeyValue(KEY_S_MAXDISTANCE, string::to_string(_radii.getMax(true)));
}
else
{
// Radius is matching default, clear the spawnarg
_spawnArgs.setKeyValue(KEY_S_MAXDISTANCE, "");
}
if (_radii.getMin() != _defaultRadii.getMin())
{
_spawnArgs.setKeyValue(KEY_S_MINDISTANCE, string::to_string(_radii.getMin(true)));
}
else
{
// Radius is matching default, clear the spawnarg
_spawnArgs.setKeyValue(KEY_S_MINDISTANCE, "");
}
}
}
void SpeakerNode::_onTransformationChanged()
{
revertTransform();
evaluateTransform();
updateTransform();
}
void SpeakerNode::_applyTransformation()
{
revertTransform();
evaluateTransform();
freezeTransform();
}
void SpeakerNode::onSelectionStatusChange(bool changeGroupStatus)
{
EntityNode::onSelectionStatusChange(changeGroupStatus);
// Radius renderable is not always prepared for rendering, queue an update
_renderableRadiiWireframe.queueUpdate();
_renderableRadiiFill.queueUpdate();
}
void SpeakerNode::onEntitySettingsChanged()
{
EntityNode::onEntitySettingsChanged();
_showRadiiWhenUnselected = EntitySettings::InstancePtr()->getShowAllSpeakerRadii();
_renderableRadiiWireframe.queueUpdate();
_renderableRadiiFill.queueUpdate();
}
} // namespace entity