106 lines
2.6 KiB
C++
106 lines
2.6 KiB
C++
#include "blobgroup.hpp"
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#include "blobinvertedrect.hpp"
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#include "blobshape.hpp"
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BlobGroup::BlobGroup(QObject* parent)
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: QObject(parent) {
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}
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BlobGroup::~BlobGroup() {
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for (auto* shape : std::as_const(m_shapes))
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shape->m_group = nullptr;
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if (m_invertedRect)
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static_cast<BlobShape*>(m_invertedRect)->m_group = nullptr;
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}
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void BlobGroup::setSmoothing(qreal s) {
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if (qFuzzyCompare(m_smoothing, s))
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return;
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m_smoothing = s;
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emit smoothingChanged();
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markDirty();
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}
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void BlobGroup::setColor(const QColor& c) {
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if (m_color == c)
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return;
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m_color = c;
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emit colorChanged();
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markDirty();
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}
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void BlobGroup::addShape(BlobShape* shape) {
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if (!shape || m_shapes.contains(shape))
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return;
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m_shapes.append(shape);
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markDirty();
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}
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void BlobGroup::removeShape(BlobShape* shape) {
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m_shapes.removeOne(shape);
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markDirty();
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}
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void BlobGroup::setInvertedRect(BlobInvertedRect* rect) {
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if (m_invertedRect == rect)
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return;
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m_invertedRect = rect;
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markDirty();
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}
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void BlobGroup::clearInvertedRect(BlobInvertedRect* rect) {
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if (m_invertedRect != rect)
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return;
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m_invertedRect = nullptr;
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markDirty();
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}
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void BlobGroup::markDirty() {
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m_physicsUpdated = false;
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for (auto* shape : std::as_const(m_shapes)) {
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shape->polish();
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shape->update();
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}
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if (m_invertedRect) {
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static_cast<BlobShape*>(m_invertedRect)->polish();
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static_cast<BlobShape*>(m_invertedRect)->update();
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}
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}
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void BlobGroup::markShapeDirty(BlobShape* source) {
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m_physicsUpdated = false;
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source->polish();
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source->update();
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// Use cached padded rects to find spatial neighbors
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const float pad = static_cast<float>(m_smoothing) * 2.0f;
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const QRectF srcRect(static_cast<double>(source->m_cachedPaddedX - pad),
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static_cast<double>(source->m_cachedPaddedY - pad), static_cast<double>(source->m_cachedPaddedW + pad * 2.0f),
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static_cast<double>(source->m_cachedPaddedH + pad * 2.0f));
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for (auto* shape : std::as_const(m_shapes)) {
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if (shape == source)
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continue;
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const QRectF otherRect(static_cast<double>(shape->m_cachedPaddedX), static_cast<double>(shape->m_cachedPaddedY),
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static_cast<double>(shape->m_cachedPaddedW), static_cast<double>(shape->m_cachedPaddedH));
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if (srcRect.intersects(otherRect)) {
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shape->polish();
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shape->update();
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}
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}
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if (m_invertedRect && static_cast<BlobShape*>(m_invertedRect) != source) {
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static_cast<BlobShape*>(m_invertedRect)->polish();
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static_cast<BlobShape*>(m_invertedRect)->update();
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}
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}
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void BlobGroup::ensurePhysicsUpdated() {
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if (m_physicsUpdated)
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return;
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m_physicsUpdated = true;
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for (auto* shape : std::as_const(m_shapes))
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shape->updatePhysics();
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}
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