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fix scaling manipulator for sphere collider with non-uniform scale

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Signed-off-by: greerdv <greerdv@amazon.com>
monroegm-disable-blank-issue-2
greerdv 4 years ago
parent bb4c896311
commit a4d5587183
1 changed files with 50 additions and 9 deletions
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57
Gems/PhysX/Code/Editor/ColliderSphereMode.cpp
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@ -13,6 +13,7 @@
#include <AzToolsFramework/Manipulators/ManipulatorManager.h>
#include <AzToolsFramework/ViewportSelection/EditorSelectionUtil.h>
#include <AzCore/Component/TransformBus.h>
#include <AzCore/Component/NonUniformScaleBus.h>
#include <AzCore/Math/ToString.h>
#include <AzFramework/Viewport/ViewportColors.h>
#include <AzFramework/Viewport/ViewportConstants.h>
@ -24,10 +25,27 @@ namespace PhysX
static const float MinSphereRadius = 0.01f;
static const AZ::Vector3 ManipulatorAxis = AZ::Vector3::CreateAxisX();
AZ::Transform GetColliderLocalTransform(const AZ::EntityComponentIdPair& idPair)
{
AZ::Quaternion colliderRotation = AZ::Quaternion::CreateIdentity();
PhysX::EditorColliderComponentRequestBus::EventResult(colliderRotation, idPair, &PhysX::EditorColliderComponentRequests::GetColliderRotation);
AZ::Vector3 colliderOffset = AZ::Vector3::CreateZero();
PhysX::EditorColliderComponentRequestBus::EventResult(colliderOffset, idPair, &PhysX::EditorColliderComponentRequests::GetColliderOffset);
return AZ::Transform::CreateFromQuaternionAndTranslation(colliderRotation, colliderOffset);
}
void ColliderSphereMode::Setup(const AZ::EntityComponentIdPair& idPair)
{
AZ::Transform colliderWorldTransform = AZ::Transform::Identity();
PhysX::EditorColliderComponentRequestBus::EventResult(colliderWorldTransform, idPair, &PhysX::EditorColliderComponentRequests::GetColliderWorldTransform);
AZ::TransformBus::EventResult(colliderWorldTransform, idPair.GetEntityId(), &AZ::TransformBus::Events::GetWorldTM);
//PhysX::EditorColliderComponentRequestBus::EventResult(colliderWorldTransform, idPair, &PhysX::EditorColliderComponentRequests::GetColliderWorldTransform);
AZ::Vector3 nonUniformScale = AZ::Vector3::CreateOne();
AZ::NonUniformScaleRequestBus::EventResult(nonUniformScale, idPair.GetEntityId(), &AZ::NonUniformScaleRequests::GetScale);
const AZ::Transform colliderLocalTransform = GetColliderLocalTransform(idPair);
float sphereRadius = 0.0f;
PhysX::EditorColliderComponentRequestBus::EventResult(sphereRadius, idPair, &PhysX::EditorColliderComponentRequests::GetSphereRadius);
@ -36,7 +54,10 @@ namespace PhysX
m_radiusManipulator->AddEntityComponentIdPair(idPair);
m_radiusManipulator->SetAxis(ManipulatorAxis);
m_radiusManipulator->Register(AzToolsFramework::g_mainManipulatorManagerId);
m_radiusManipulator->SetLocalPosition(ManipulatorAxis * sphereRadius);
//m_radiusManipulator->SetLocalPosition(ManipulatorAxis * sphereRadius);
m_radiusManipulator->SetLocalTransform(colliderLocalTransform * AZ::Transform::CreateTranslation(ManipulatorAxis * sphereRadius));
m_radiusManipulator->SetNonUniformScale(nonUniformScale);
m_radiusManipulator->SetBoundsDirty();
AzToolsFramework::ManipulatorViews views;
views.emplace_back(AzToolsFramework::CreateManipulatorViewQuadBillboard(AzFramework::ViewportColors::DefaultManipulatorHandleColor, AzFramework::ViewportConstants::DefaultManipulatorHandleSize));
@ -53,12 +74,19 @@ namespace PhysX
void ColliderSphereMode::Refresh(const AZ::EntityComponentIdPair& idPair)
{
AZ::Transform colliderWorldTransform = AZ::Transform::Identity();
PhysX::EditorColliderComponentRequestBus::EventResult(colliderWorldTransform, idPair, &PhysX::EditorColliderComponentRequests::GetColliderWorldTransform);
AZ::TransformBus::EventResult(colliderWorldTransform, idPair.GetEntityId(), &AZ::TransformBus::Events::GetWorldTM);
//PhysX::EditorColliderComponentRequestBus::EventResult(colliderWorldTransform, idPair, &PhysX::EditorColliderComponentRequests::GetColliderWorldTransform);
m_radiusManipulator->SetSpace(colliderWorldTransform);
AZ::Vector3 nonUniformScale = AZ::Vector3::CreateOne();
AZ::NonUniformScaleRequestBus::EventResult(nonUniformScale, idPair.GetEntityId(), &AZ::NonUniformScaleRequests::GetScale);
const AZ::Transform colliderLocalTransform = GetColliderLocalTransform(idPair);
float sphereRadius = 0.0f;
PhysX::EditorColliderComponentRequestBus::EventResult(sphereRadius, idPair, &PhysX::EditorColliderComponentRequests::GetSphereRadius);
m_radiusManipulator->SetLocalPosition(ManipulatorAxis * sphereRadius);
m_radiusManipulator->SetLocalTransform(colliderLocalTransform * AZ::Transform::CreateTranslation(ManipulatorAxis * sphereRadius));
m_radiusManipulator->SetBoundsDirty();
}
void ColliderSphereMode::Teardown(const AZ::EntityComponentIdPair& idPair)
@ -80,22 +108,35 @@ namespace PhysX
AZ_UNUSED(debugDisplay);
const AzFramework::CameraState cameraState = AzToolsFramework::GetCameraState(viewportInfo.m_viewportId);
float radius = m_radiusManipulator->GetLocalPosition().GetLength();
if (!m_radiusManipulator->EntityComponentIdPairs().empty())
{
const AZ::EntityComponentIdPair idPair = *m_radiusManipulator->EntityComponentIdPairs().begin();
float radius = 0.0f;
PhysX::EditorColliderComponentRequestBus::EventResult(radius, idPair, &PhysX::EditorColliderComponentRequests::GetSphereRadius);
const AZ::Transform colliderLocalTransform = GetColliderLocalTransform(idPair);
m_radiusManipulator->SetAxis(cameraState.m_side);
m_radiusManipulator->SetLocalPosition(cameraState.m_side * radius);
m_radiusManipulator->SetLocalTransform(GetColliderLocalTransform(idPair) * AZ::Transform::CreateTranslation(cameraState.m_side * radius));
}
}
void ColliderSphereMode::OnManipulatorMoved(const AzToolsFramework::LinearManipulator::Action& action, const AZ::EntityComponentIdPair& idPair)
{
// manipulator offsets do not take transform scale into account, need to handle it here
AZ::Transform colliderWorldTransform = AZ::Transform::CreateIdentity();
AZ::TransformBus::EventResult(colliderWorldTransform, idPair.GetEntityId(), &AZ::TransformBus::Events::GetWorldTM);
const float transformScale = AZ::GetMax(AZ::MinTransformScale, colliderWorldTransform.GetUniformScale());
const AZ::Vector3 localPosition = action.m_start.m_localPosition + action.m_current.m_localPositionOffset / transformScale;
// Get the distance the manipulator has moved along the axis.
float extent = action.LocalPosition().Dot(action.m_fixed.m_axis);
float extent = localPosition.Dot(action.m_fixed.m_axis);
// Clamp the distance to a small value to prevent it going negative.
extent = AZ::GetMax(extent, MinSphereRadius);
// Update the manipulator and sphere radius
m_radiusManipulator->SetLocalPosition(extent * action.m_fixed.m_axis);
m_radiusManipulator->SetLocalTransform(
GetColliderLocalTransform(idPair) * AZ::Transform::CreateTranslation(extent * action.m_fixed.m_axis));
PhysX::EditorColliderComponentRequestBus::Event(idPair, &PhysX::EditorColliderComponentRequests::SetSphereRadius, extent);
}
}

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