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Add option to change Character Controller capsule origin to start at feet location

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This commit is contained in:
Wojtek Figat
2025-06-05 17:48:07 +02:00
parent e982a23ed3
commit c2cbaeed30
4 changed files with 129 additions and 33 deletions
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17
Source/Engine/Physics/PhysX/PhysicsBackendPhysX.cpp
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@@ -3155,10 +3155,9 @@ void* PhysicsBackend::CreateController(void* scene, IPhysicsActor* actor, Physic
desc.material = (PxMaterial*)((PhysicalMaterial*)material->Instance)->GetPhysicsMaterial();
else
desc.material = DefaultMaterial;
const float minSize = 0.001f;
desc.height = Math::Max(height, minSize);
desc.radius = Math::Max(radius, minSize);
desc.stepOffset = Math::Min(stepOffset, desc.height + desc.radius * 2.0f - minSize);
desc.height = height;
desc.radius = radius;
desc.stepOffset = Math::Min(stepOffset, desc.height + desc.radius * 2.0f - 0.001f);
auto controllerPhysX = (PxCapsuleController*)scenePhysX->ControllerManager->createController(desc);
PxRigidActor* actorPhysX = controllerPhysX->getActor();
ASSERT(actorPhysX && actorPhysX->getNbShapes() == 1);
@@ -3207,7 +3206,15 @@ void PhysicsBackend::SetControllerStepOffset(void* controller, float value)
Vector3 PhysicsBackend::GetControllerBasePosition(void* controller)
{
auto controllerPhysX = (PxCapsuleController*)controller;
return P2C(controllerPhysX->getFootPosition());
const Vector3 origin = SceneOrigins[controllerPhysX->getScene()];
return P2C(controllerPhysX->getFootPosition()) + origin;
}
void PhysicsBackend::SetControllerBasePosition(void* controller, const Vector3& value)
{
auto controllerPhysX = (PxCapsuleController*)controller;
const Vector3 sceneOrigin = SceneOrigins[controllerPhysX->getScene()];
controllerPhysX->setFootPosition(PxExtendedVec3(value.X - sceneOrigin.X, value.Y - sceneOrigin.Y, value.Z - sceneOrigin.Z));
}
Vector3 PhysicsBackend::GetControllerUpDirection(void* controller)