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Updates and fixes to viewport placement (#5712)

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* updates to use more modern viewport intersection logic

Signed-off-by: Tom Hulton-Harrop <82228511+hultonha@users.noreply.github.com>

* updates to editor viewport ray intersection for object placement

Signed-off-by: Tom Hulton-Harrop <82228511+hultonha@users.noreply.github.com>

* make ed_defaultEntityPlacementDistance visible to Viewport.cpp

Signed-off-by: Tom Hulton-Harrop <82228511+hultonha@users.noreply.github.com>

* fix link error for AZ_CVAR variable

Signed-off-by: Tom Hulton-Harrop <82228511+hultonha@users.noreply.github.com>

* updates following review feedback

Signed-off-by: Tom Hulton-Harrop <82228511+hultonha@users.noreply.github.com>
monroegm-disable-blank-issue-2
Tom Hulton-Harrop 4 years ago committed by GitHub
parent cf540b6f44
commit bf4f52e146
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GPG Key ID: 4AEE18F83AFDEB23
10 changed files with 98 additions and 266 deletions
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24
Code/Editor/2DViewport.cpp
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@ -234,7 +234,7 @@ void Q2DViewport::UpdateContent(int flags)
}
//////////////////////////////////////////////////////////////////////////
void Q2DViewport::OnRButtonDown(Qt::KeyboardModifiers modifiers, const QPoint& point)
void Q2DViewport::OnRButtonDown([[maybe_unused]] Qt::KeyboardModifiers modifiers, const QPoint& point)
{
if (GetIEditor()->IsInGameMode())
{
@ -246,9 +246,6 @@ void Q2DViewport::OnRButtonDown(Qt::KeyboardModifiers modifiers, const QPoint& p
setFocus();
}
// Check Edit Tool.
MouseCallback(eMouseRDown, point, modifiers);
SetCurrentCursor(STD_CURSOR_MOVE, QString());
// Save the mouse down position
@ -273,17 +270,8 @@ void Q2DViewport::OnRButtonUp([[maybe_unused]] Qt::KeyboardModifiers modifiers,
}
//////////////////////////////////////////////////////////////////////////
void Q2DViewport::OnMButtonDown(Qt::KeyboardModifiers modifiers, const QPoint& point)
void Q2DViewport::OnMButtonDown([[maybe_unused]] Qt::KeyboardModifiers modifiers, const QPoint& point)
{
////////////////////////////////////////////////////////////////////////
// User pressed the middle mouse button
////////////////////////////////////////////////////////////////////////
// Check Edit Tool.
if (MouseCallback(eMouseMDown, point, modifiers))
{
return;
}
// Save the mouse down position
m_RMouseDownPos = point;
@ -300,14 +288,8 @@ void Q2DViewport::OnMButtonDown(Qt::KeyboardModifiers modifiers, const QPoint& p
}
//////////////////////////////////////////////////////////////////////////
void Q2DViewport::OnMButtonUp(Qt::KeyboardModifiers modifiers, const QPoint& point)
void Q2DViewport::OnMButtonUp([[maybe_unused]] Qt::KeyboardModifiers modifiers, [[maybe_unused]] const QPoint& point)
{
// Check Edit Tool.
if (MouseCallback(eMouseMUp, point, modifiers))
{
return;
}
SetViewMode(NothingMode);
ReleaseMouse();

6
Code/Editor/EditorViewportWidget.cpp
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@ -2307,10 +2307,10 @@ void* EditorViewportWidget::GetSystemCursorConstraintWindow() const
return systemCursorConstrained ? renderOverlayHWND() : nullptr;
}
void EditorViewportWidget::BuildDragDropContext(AzQtComponents::ViewportDragContext& context, const QPoint& pt)
void EditorViewportWidget::BuildDragDropContext(
AzQtComponents::ViewportDragContext& context, const AzFramework::ViewportId viewportId, const QPoint& point)
{
const auto scaledPoint = WidgetToViewport(pt);
QtViewport::BuildDragDropContext(context, scaledPoint);
QtViewport::BuildDragDropContext(context, viewportId, point);
}
void EditorViewportWidget::RestoreViewportAfterGameMode()

3
Code/Editor/EditorViewportWidget.h
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@ -273,7 +273,8 @@ private:
bool CheckRespondToInput() const;
void BuildDragDropContext(AzQtComponents::ViewportDragContext& context, const QPoint& pt) override;
void BuildDragDropContext(
AzQtComponents::ViewportDragContext& context, AzFramework::ViewportId viewportId, const QPoint& point) override;
void SetAsActiveViewport();
void PushDisableRendering();

10
Code/Editor/Plugins/ComponentEntityEditorPlugin/SandboxIntegration.cpp
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@ -10,7 +10,6 @@
#include <AzCore/Component/ComponentApplicationBus.h>
#include <AzCore/Component/Entity.h>
#include <AzCore/Component/TransformBus.h>
#include <AzCore/Console/IConsole.h>
#include <AzCore/Debug/Profiler.h>
#include <AzCore/Math/Transform.h>
#include <AzCore/RTTI/AttributeReader.h>
@ -57,6 +56,7 @@
#include <AzToolsFramework/UI/PropertyEditor/EntityPropertyEditor.hxx>
#include <AzToolsFramework/UI/Layer/NameConflictWarning.hxx>
#include <AzToolsFramework/ViewportSelection/EditorHelpers.h>
#include <AzToolsFramework/ViewportSelection/EditorSelectionUtil.h>
#include <MathConversion.h>
#include <Atom/RPI.Public/ViewportContext.h>
@ -1394,13 +1394,13 @@ void SandboxIntegrationManager::ContextMenu_NewEntity()
{
AZ::Vector3 worldPosition = AZ::Vector3::CreateZero();
CViewport* view = GetIEditor()->GetViewManager()->GetGameViewport();
// If we don't have a viewport active to aid in placement, the object
// will be created at the origin.
if (view)
if (CViewport* view = GetIEditor()->GetViewManager()->GetGameViewport())
{
const QPoint viewPoint(static_cast<int>(m_contextMenuViewPoint.GetX()), static_cast<int>(m_contextMenuViewPoint.GetY()));
worldPosition = view->GetHitLocation(viewPoint);
worldPosition = AzToolsFramework::FindClosestPickIntersection(
view->GetViewportId(), AzFramework::ScreenPointFromVector2(m_contextMenuViewPoint), AzToolsFramework::EditorPickRayLength,
GetDefaultEntityPlacementDistance());
}
CreateNewEntityAtPosition(worldPosition);

236
Code/Editor/Viewport.cpp
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@ -14,14 +14,19 @@
// Qt
#include <QPainter>
// AzCore
#include <AzCore/Console/IConsole.h>
// AzQtComponents
#include <AzQtComponents/DragAndDrop/ViewportDragAndDrop.h>
#include <AzToolsFramework/API/ComponentEntitySelectionBus.h>
#include <AzToolsFramework/ViewportSelection/EditorSelectionUtil.h>
#include <AzToolsFramework/Viewport/ViewportMessages.h>
#include <AzToolsFramework/ViewportSelection/EditorSelectionUtil.h>
// Editor
#include "Editor/Plugins/ComponentEntityEditorPlugin/SandboxIntegration.h"
#include "ViewManager.h"
#include "Include/ITransformManipulator.h"
#include "Include/HitContext.h"
@ -32,22 +37,35 @@
#include "GameEngine.h"
#include "Settings.h"
#ifdef LoadCursor
#undef LoadCursor
#endif
AZ_CVAR(
float,
ed_defaultEntityPlacementDistance,
10.0f,
nullptr,
AZ::ConsoleFunctorFlags::Null,
"The default distance to place an entity from the camera if no intersection is found");
float GetDefaultEntityPlacementDistance()
{
return ed_defaultEntityPlacementDistance;
}
//////////////////////////////////////////////////////////////////////
// Viewport drag and drop support
//////////////////////////////////////////////////////////////////////
void QtViewport::BuildDragDropContext(AzQtComponents::ViewportDragContext& context, const QPoint& pt)
void QtViewport::BuildDragDropContext(
AzQtComponents::ViewportDragContext& context, const AzFramework::ViewportId viewportId, const QPoint& point)
{
context.m_hitLocation = AZ::Vector3::CreateZero();
context.m_hitLocation = GetHitLocation(pt);
context.m_hitLocation = AzToolsFramework::FindClosestPickIntersection(
viewportId, AzToolsFramework::ViewportInteraction::ScreenPointFromQPoint(point), AzToolsFramework::EditorPickRayLength,
GetDefaultEntityPlacementDistance());
}
void QtViewport::dragEnterEvent(QDragEnterEvent* event)
{
if (!GetIEditor()->GetGameEngine()->IsLevelLoaded())
@ -66,7 +84,7 @@ void QtViewport::dragEnterEvent(QDragEnterEvent* event)
// new bus-based way of doing it (install a listener!)
using namespace AzQtComponents;
ViewportDragContext context;
BuildDragDropContext(context, event->pos());
BuildDragDropContext(context, GetViewportId(), event->pos());
DragAndDropEventsBus::Event(DragAndDropContexts::EditorViewport, &DragAndDropEvents::DragEnter, event, context);
}
}
@ -89,7 +107,7 @@ void QtViewport::dragMoveEvent(QDragMoveEvent* event)
// new bus-based way of doing it (install a listener!)
using namespace AzQtComponents;
ViewportDragContext context;
BuildDragDropContext(context, event->pos());
BuildDragDropContext(context, GetViewportId(), event->pos());
DragAndDropEventsBus::Event(DragAndDropContexts::EditorViewport, &DragAndDropEvents::DragMove, event, context);
}
}
@ -112,7 +130,7 @@ void QtViewport::dropEvent(QDropEvent* event)
{
// new bus-based way of doing it (install a listener!)
ViewportDragContext context;
BuildDragDropContext(context, event->pos());
BuildDragDropContext(context, GetViewportId(), event->pos());
DragAndDropEventsBus::Event(DragAndDropContexts::EditorViewport, &DragAndDropEvents::Drop, event, context);
}
}
@ -340,13 +358,6 @@ void QtViewport::resizeEvent(QResizeEvent* event)
Update();
}
//////////////////////////////////////////////////////////////////////////
void QtViewport::leaveEvent(QEvent* event)
{
QWidget::leaveEvent(event);
MouseCallback(eMouseLeave, QPoint(), Qt::KeyboardModifiers(), Qt::MouseButtons());
}
//////////////////////////////////////////////////////////////////////////
void QtViewport::paintEvent([[maybe_unused]] QPaintEvent* event)
{
@ -581,63 +592,7 @@ void QtViewport::keyReleaseEvent(QKeyEvent* event)
OnKeyUp(nativeKey, 1, event->nativeModifiers());
}
//////////////////////////////////////////////////////////////////////////
void QtViewport::OnLButtonDown(Qt::KeyboardModifiers modifiers, const QPoint& point)
{
// Save the mouse down position
m_cMouseDownPos = point;
if (MouseCallback(eMouseLDown, point, modifiers))
{
return;
}
}
//////////////////////////////////////////////////////////////////////////
void QtViewport::OnLButtonUp(Qt::KeyboardModifiers modifiers, const QPoint& point)
{
// Check Edit Tool.
MouseCallback(eMouseLUp, point, modifiers);
}
//////////////////////////////////////////////////////////////////////////
void QtViewport::OnRButtonDown(Qt::KeyboardModifiers modifiers, const QPoint& point)
{
MouseCallback(eMouseRDown, point, modifiers);
}
//////////////////////////////////////////////////////////////////////////
void QtViewport::OnRButtonUp(Qt::KeyboardModifiers modifiers, const QPoint& point)
{
MouseCallback(eMouseRUp, point, modifiers);
}
//////////////////////////////////////////////////////////////////////////
void QtViewport::OnMButtonDown(Qt::KeyboardModifiers modifiers, const QPoint& point)
{
// Check Edit Tool.
MouseCallback(eMouseMDown, point, modifiers);
}
//////////////////////////////////////////////////////////////////////////
void QtViewport::OnMButtonUp(Qt::KeyboardModifiers modifiers, const QPoint& point)
{
// Move the viewer to the mouse location.
// Check Edit Tool.
MouseCallback(eMouseMUp, point, modifiers);
}
//////////////////////////////////////////////////////////////////////////
void QtViewport::OnMButtonDblClk(Qt::KeyboardModifiers modifiers, const QPoint& point)
{
MouseCallback(eMouseMDblClick, point, modifiers);
}
//////////////////////////////////////////////////////////////////////////
void QtViewport::OnMouseMove(Qt::KeyboardModifiers modifiers, Qt::MouseButtons buttons, const QPoint& point)
{
MouseCallback(eMouseMove, point, modifiers, buttons);
}
//////////////////////////////////////////////////////////////////////////
void QtViewport::OnSetCursor()
@ -696,44 +651,6 @@ void QtViewport::OnDragSelectRectangle(const QRect& rect, bool bNormalizeRect)
GetIEditor()->SetStatusText(szNewStatusText);
}
//////////////////////////////////////////////////////////////////////////
void QtViewport::OnLButtonDblClk(Qt::KeyboardModifiers modifiers, const QPoint& point)
{
if (GetIEditor()->IsInGameMode())
{
// Ignore double clicks while in game.
return;
}
MouseCallback(eMouseLDblClick, point, modifiers);
}
//////////////////////////////////////////////////////////////////////////
void QtViewport::OnRButtonDblClk(Qt::KeyboardModifiers modifiers, const QPoint& point)
{
MouseCallback(eMouseRDblClick, point, modifiers);
}
//////////////////////////////////////////////////////////////////////////
void QtViewport::OnKeyDown([[maybe_unused]] UINT nChar, [[maybe_unused]] UINT nRepCnt, [[maybe_unused]] UINT nFlags)
{
if (GetIEditor()->IsInGameMode())
{
// Ignore key downs while in game.
return;
}
}
//////////////////////////////////////////////////////////////////////////
void QtViewport::OnKeyUp([[maybe_unused]] UINT nChar, [[maybe_unused]] UINT nRepCnt, [[maybe_unused]] UINT nFlags)
{
if (GetIEditor()->IsInGameMode())
{
// Ignore key downs while in game.
return;
}
}
//////////////////////////////////////////////////////////////////////////
void QtViewport::SetCurrentCursor(const QCursor& hCursor, const QString& cursorString)
{
@ -1119,29 +1036,6 @@ bool QtViewport::HitTest(const QPoint& point, HitContext& hitInfo)
return false;
}
AZ::Vector3 QtViewport::GetHitLocation(const QPoint& point)
{
Vec3 pos = Vec3(ZERO);
HitContext hit;
if (HitTest(point, hit))
{
pos = hit.raySrc + hit.rayDir * hit.dist;
pos = SnapToGrid(pos);
}
else
{
bool hitTerrain;
pos = ViewToWorld(point, &hitTerrain);
if (hitTerrain)
{
pos.z = GetIEditor()->GetTerrainElevation(pos.x, pos.y);
}
pos = SnapToGrid(pos);
}
return AZ::Vector3(pos.x, pos.y, pos.z);
}
//////////////////////////////////////////////////////////////////////////
void QtViewport::SetZoomFactor(float fZoomFactor)
{
@ -1315,84 +1209,6 @@ bool QtViewport::GetAdvancedSelectModeFlag()
return m_bAdvancedSelectMode;
}
//////////////////////////////////////////////////////////////////////////
bool QtViewport::MouseCallback(EMouseEvent event, const QPoint& point, Qt::KeyboardModifiers modifiers, Qt::MouseButtons buttons)
{
AZ_PROFILE_FUNCTION(Editor);
// Ignore any mouse events in game mode.
if (GetIEditor()->IsInGameMode())
{
return true;
}
// We must ignore mouse events when we are in the middle of an assert.
// Reason: If we have an assert called from an engine module under the editor, if we call this function,
// it may call the engine again and cause a deadlock.
// Concrete example: CryPhysics called from Trackview causing an assert, and moving the cursor over the viewport
// would cause the editor to freeze as it calls CryPhysics again for a raycast while it didn't release the lock.
if (gEnv->pSystem->IsAssertDialogVisible())
{
return true;
}
//////////////////////////////////////////////////////////////////////////
// Hit test gizmo objects.
//////////////////////////////////////////////////////////////////////////
bool bAltClick = (modifiers & Qt::AltModifier);
bool bCtrlClick = (modifiers & Qt::ControlModifier);
bool bShiftClick = (modifiers & Qt::ShiftModifier);
int flags = (bCtrlClick ? MK_CONTROL : 0) |
(bShiftClick ? MK_SHIFT : 0) |
((buttons& Qt::LeftButton) ? MK_LBUTTON : 0) |
((buttons& Qt::MiddleButton) ? MK_MBUTTON : 0) |
((buttons& Qt::RightButton) ? MK_RBUTTON : 0);
switch (event)
{
case eMouseMove:
if (m_nLastUpdateFrame == m_nLastMouseMoveFrame)
{
// If mouse move event generated in the same frame, ignore it.
return false;
}
m_nLastMouseMoveFrame = m_nLastUpdateFrame;
// Skip the marker position update if anything is selected, since it is only used
// by the info bar which doesn't show the marker when there is an active selection.
// This helps a performance issue when calling ViewToWorld (which calls RayWorldIntersection)
// on every mouse movement becomes very expensive in scenes with large amounts of entities.
CSelectionGroup* selection = GetIEditor()->GetSelection();
if (!(buttons & Qt::RightButton) /* && m_nLastUpdateFrame != m_nLastMouseMoveFrame*/ && (selection && selection->IsEmpty()))
{
//m_nLastMouseMoveFrame = m_nLastUpdateFrame;
Vec3 pos = ViewToWorld(point);
GetIEditor()->SetMarkerPosition(pos);
}
break;
}
QPoint tempPoint(point.x(), point.y());
//////////////////////////////////////////////////////////////////////////
// Handle viewport manipulators.
//////////////////////////////////////////////////////////////////////////
if (!bAltClick)
{
ITransformManipulator* pManipulator = GetIEditor()->GetTransformManipulator();
if (pManipulator)
{
if (pManipulator->MouseCallback(this, event, tempPoint, flags))
{
return true;
}
}
}
return false;
}
//////////////////////////////////////////////////////////////////////////
void QtViewport::ProcessRenderLisneters(DisplayContext& rstDisplayContext)
{

43
Code/Editor/Viewport.h
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@ -6,13 +6,12 @@
*
*/
// Description : interface for the CViewport class.
#pragma once
#if !defined(Q_MOC_RUN)
#include <AzFramework/Viewport/ViewportId.h>
#include <AzToolsFramework/Viewport/ViewportTypes.h>
#include <AzToolsFramework/ViewportUi/ViewportUiManager.h>
#include <Cry_Color.h>
@ -88,6 +87,9 @@ enum EStdCursor
STD_CURSOR_LAST,
};
//! The default distance an entity is placed from the camera if there is no intersection
SANDBOX_API float GetDefaultEntityPlacementDistance();
AZ_PUSH_DISABLE_DLL_EXPORT_BASECLASS_WARNING
class SANDBOX_API CViewport
: public IDisplayViewport
@ -201,7 +203,6 @@ public:
//! Performs hit testing of 2d point in view to find which object hit.
virtual bool HitTest(const QPoint& point, HitContext& hitInfo) = 0;
virtual AZ::Vector3 GetHitLocation(const QPoint& point) = 0;
virtual void MakeConstructionPlane(int axis) = 0;
@ -432,7 +433,6 @@ public:
//! Performs hit testing of 2d point in view to find which object hit.
bool HitTest(const QPoint& point, HitContext& hitInfo) override;
AZ::Vector3 GetHitLocation(const QPoint& point) override;
//! Do 2D hit testing of line in world space.
// pToCameraDistance is an optional output parameter in which distance from the camera to the line is returned.
@ -522,9 +522,6 @@ protected:
void setRenderOverlayVisible(bool);
bool isRenderOverlayVisible() const;
// called to process mouse callback inside the viewport.
virtual bool MouseCallback(EMouseEvent event, const QPoint& point, Qt::KeyboardModifiers modifiers, Qt::MouseButtons buttons = Qt::NoButton);
void ProcessRenderLisneters(DisplayContext& rstDisplayContext);
void mousePressEvent(QMouseEvent* event) override;
@ -535,29 +532,29 @@ protected:
void keyPressEvent(QKeyEvent* event) override;
void keyReleaseEvent(QKeyEvent* event) override;
void resizeEvent(QResizeEvent* event) override;
void leaveEvent(QEvent* event) override;
void paintEvent(QPaintEvent* event) override;
virtual void OnMouseMove(Qt::KeyboardModifiers modifiers, Qt::MouseButtons buttons, const QPoint& point);
virtual void OnMouseWheel(Qt::KeyboardModifiers modifiers, short zDelta, const QPoint& pt);
virtual void OnLButtonDown(Qt::KeyboardModifiers modifiers, const QPoint& point);
virtual void OnLButtonUp(Qt::KeyboardModifiers modifiers, const QPoint& point);
virtual void OnRButtonDown(Qt::KeyboardModifiers modifiers, const QPoint& point);
virtual void OnRButtonUp(Qt::KeyboardModifiers modifiers, const QPoint& point);
virtual void OnMButtonDblClk(Qt::KeyboardModifiers modifiers, const QPoint& point);
virtual void OnMButtonDown(Qt::KeyboardModifiers modifiers, const QPoint& point);
virtual void OnMButtonUp(Qt::KeyboardModifiers modifiers, const QPoint& point);
virtual void OnLButtonDblClk(Qt::KeyboardModifiers modifiers, const QPoint& point);
virtual void OnRButtonDblClk(Qt::KeyboardModifiers modifiers, const QPoint& point);
virtual void OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags);
virtual void OnKeyUp(UINT nChar, UINT nRepCnt, UINT nFlags);
virtual void OnMouseMove(Qt::KeyboardModifiers, Qt::MouseButtons, const QPoint&) {}
virtual void OnMouseWheel(Qt::KeyboardModifiers, short zDelta, const QPoint&);
virtual void OnLButtonDown(Qt::KeyboardModifiers, const QPoint&) {}
virtual void OnLButtonUp(Qt::KeyboardModifiers, const QPoint&) {}
virtual void OnRButtonDown(Qt::KeyboardModifiers, const QPoint&) {}
virtual void OnRButtonUp(Qt::KeyboardModifiers, const QPoint&) {}
virtual void OnMButtonDblClk(Qt::KeyboardModifiers, const QPoint&) {}
virtual void OnMButtonDown(Qt::KeyboardModifiers, const QPoint&) {}
virtual void OnMButtonUp(Qt::KeyboardModifiers, const QPoint&) {}
virtual void OnLButtonDblClk(Qt::KeyboardModifiers, const QPoint&) {}
virtual void OnRButtonDblClk(Qt::KeyboardModifiers, const QPoint&) {}
virtual void OnKeyDown([[maybe_unused]] UINT nChar, [[maybe_unused]] UINT nRepCnt, [[maybe_unused]] UINT nFlags) {}
virtual void OnKeyUp([[maybe_unused]] UINT nChar, [[maybe_unused]] UINT nRepCnt, [[maybe_unused]] UINT nFlags) {}
#if defined(AZ_PLATFORM_WINDOWS)
void OnRawInput(UINT wParam, HRAWINPUT lParam);
#endif
void OnSetCursor();
virtual void BuildDragDropContext(AzQtComponents::ViewportDragContext& context, const QPoint& pt);
virtual void BuildDragDropContext(
AzQtComponents::ViewportDragContext& context, AzFramework::ViewportId viewportId, const QPoint& point);
void dragEnterEvent(QDragEnterEvent* event) override;
void dragMoveEvent(QDragMoveEvent* event) override;
void dragLeaveEvent(QDragLeaveEvent* event) override;

30
Code/Framework/AzToolsFramework/AzToolsFramework/Viewport/ViewportMessages.cpp
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@ -6,6 +6,7 @@
*
*/
#include <AzFramework/Render/IntersectorInterface.h>
#include <AzToolsFramework/Viewport/ViewportMessages.h>
namespace AzToolsFramework
@ -62,4 +63,33 @@ namespace AzToolsFramework
return circleBoundWidth;
}
AZ::Vector3 FindClosestPickIntersection(
AzFramework::ViewportId viewportId, const AzFramework::ScreenPoint& screenPoint, const float rayLength, const float defaultDistance)
{
using AzToolsFramework::ViewportInteraction::ViewportInteractionRequestBus;
AzToolsFramework::ViewportInteraction::ProjectedViewportRay viewportRay{};
ViewportInteractionRequestBus::EventResult(
viewportRay, viewportId, &ViewportInteractionRequestBus::Events::ViewportScreenToWorldRay, screenPoint);
AzFramework::RenderGeometry::RayRequest ray;
ray.m_startWorldPosition = viewportRay.origin;
ray.m_endWorldPosition = viewportRay.origin + viewportRay.direction * rayLength;
ray.m_onlyVisible = true;
AzFramework::RenderGeometry::RayResult renderGeometryIntersectionResult;
AzFramework::RenderGeometry::IntersectorBus::EventResult(
renderGeometryIntersectionResult, AzToolsFramework::GetEntityContextId(),
&AzFramework::RenderGeometry::IntersectorBus::Events::RayIntersect, ray);
// attempt a ray intersection with any visible mesh and return the intersection position if successful
if (renderGeometryIntersectionResult)
{
return renderGeometryIntersectionResult.m_worldPosition;
}
else
{
return viewportRay.origin + viewportRay.direction * defaultDistance;
}
}
} // namespace AzToolsFramework

6
Code/Framework/AzToolsFramework/AzToolsFramework/Viewport/ViewportMessages.h
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@ -334,6 +334,12 @@ namespace AzToolsFramework
return entityContextId;
}
//! Performs an intersection test against meshes in the scene, if there is a hit (the ray intersects
//! a mesh), that position is returned, otherwise a point projected defaultDistance from the
//! origin of the ray will be returned.
AZ::Vector3 FindClosestPickIntersection(
AzFramework::ViewportId viewportId, const AzFramework::ScreenPoint& screenPoint, float rayLength, float defaultDistance);
//! Maps a mouse interaction event to a ClickDetector event.
//! @note Function only cares about up or down events, all other events are mapped to Nil (ignored).
AzFramework::ClickDetector::ClickEvent ClickDetectorEventFromViewportInteraction(

3
Code/Framework/AzToolsFramework/AzToolsFramework/ViewportSelection/EditorSelectionUtil.cpp
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@ -18,9 +18,6 @@
namespace AzToolsFramework
{
// default ray length for picking in the viewport
static const float EditorPickRayLength = 1000.0f;
AZ::Vector3 CalculateCenterOffset(const AZ::EntityId entityId, const EditorTransformComponentSelectionRequests::Pivot pivot)
{
if (Centered(pivot))

3
Code/Framework/AzToolsFramework/AzToolsFramework/ViewportSelection/EditorSelectionUtil.h
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@ -26,6 +26,9 @@ namespace AzFramework
namespace AzToolsFramework
{
//! Default ray length for picking in the viewport.
inline constexpr float EditorPickRayLength = 1000.0f;
//! Is the pivot at the center of the object (middle of extents) or at the
//! exported authored object root position.
inline bool Centered(const EditorTransformComponentSelectionRequests::Pivot pivot)

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