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feat(physics): added CanCollide property (which still fires Touched)

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maelstrom 2025-06-13 02:12:34 +02:00
parent c1c088118b
commit 8c6f038b9f
3 changed files with 25 additions and 0 deletions
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1
core/src/objects/part.h
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@ -70,6 +70,7 @@ public:
DEF_PROP_CATEGORY(BEHAVIOR)
DEF_PROP_(on_update=onUpdated) bool anchored = false;
DEF_PROP_(on_update=onUpdated) bool canCollide = true;
DEF_PROP bool locked = false;
DEF_PROP_CATEGORY(SURFACE)

23
core/src/objects/workspace.cpp
View file

@ -9,6 +9,7 @@
#include "physics/util.h"
#include <memory>
#include <reactphysics3d/collision/CollisionCallback.h>
#include <reactphysics3d/collision/OverlapCallback.h>
#include <reactphysics3d/engine/PhysicsCommon.h>
rp::PhysicsCommon* Workspace::physicsCommon = new rp::PhysicsCommon;
@ -42,6 +43,25 @@ void PhysicsEventListener::onContact(const rp::CollisionCallback::CallbackData&
}
}
void PhysicsEventListener::onTrigger(const rp::OverlapCallback::CallbackData& data) {
for (size_t i = 0; i < data.getNbOverlappingPairs(); i++) {
auto pair = data.getOverlappingPair(i);
auto type = pair.getEventType();
if (type == rp::OverlapCallback::OverlapPair::EventType::OverlapStay) continue;
auto part0 = reinterpret_cast<Part*>(pair.getBody1()->getUserData())->shared<Part>();
auto part1 = reinterpret_cast<Part*>(pair.getBody2()->getUserData())->shared<Part>();
if (type == reactphysics3d::OverlapCallback::OverlapPair::EventType::OverlapStart) {
part0->Touched->Fire({ (Variant)InstanceRef(part1) });
part1->Touched->Fire({ (Variant)InstanceRef(part0) });
} else if (type == reactphysics3d::OverlapCallback::OverlapPair::EventType::OverlapExit) {
part0->TouchEnded->Fire({ (Variant)InstanceRef(part1) });
part1->TouchEnded->Fire({ (Variant)InstanceRef(part0) });
}
}
}
void Workspace::InitService() {
if (initialized) return;
initialized = true;
@ -107,6 +127,9 @@ void Workspace::SyncPartPhysics(std::shared_ptr<Part> part) {
part->rigidBody->setType(part->anchored ? rp::BodyType::STATIC : rp::BodyType::DYNAMIC);
part->rigidBody->getCollider(0)->setCollisionCategoryBits(0b11);
part->rigidBody->getCollider(0)->setIsSimulationCollider(part->canCollide);
part->rigidBody->getCollider(0)->setIsTrigger(!part->canCollide);
rp::Material& material = part->rigidBody->getCollider(0)->getMaterial();
material.setFrictionCoefficient(0.35);
material.setMassDensity(1.f);

1
core/src/objects/workspace.h
View file

@ -44,6 +44,7 @@ class PhysicsEventListener : public rp::EventListener {
PhysicsEventListener(Workspace*);
void onContact(const rp::CollisionCallback::CallbackData&) override;
void onTrigger(const rp::OverlapCallback::CallbackData&) override;
};
class DEF_INST_SERVICE_(explorer_icon="workspace") Workspace : public Service {