You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
o3de/Code/Sandbox/Editor/RenderViewport.cpp

4141 lines
136 KiB
C++

/*
* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
* its licensors.
*
* For complete copyright and license terms please see the LICENSE at the root of this
* distribution (the "License"). All use of this software is governed by the License,
* or, if provided, by the license below or the license accompanying this file. Do not
* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
*
*/
// Original file Copyright Crytek GMBH or its affiliates, used under license.
// Description : implementation filefov
#include "EditorDefs.h"
#include "RenderViewport.h"
// Qt
#include <QPainter>
#include <QScopedValueRollback>
#include <QCheckBox>
#include <QMessageBox>
#include <QTimer>
// AzCore
#include <AzCore/Console/Console.h>
#include <AzCore/Component/EntityId.h>
#include <AzCore/Interface/Interface.h>
#include <AzCore/Math/Frustum.h>
#include <AzCore/Math/VectorConversions.h>
#include <AzCore/std/sort.h>
#include <AzCore/Component/ComponentApplicationBus.h>
// AzFramework
#include <AzFramework/Components/CameraBus.h>
#include <AzFramework/Viewport/DisplayContextRequestBus.h>
#include <AzFramework/Terrain/TerrainDataRequestBus.h>
#if defined(AZ_PLATFORM_WINDOWS)
# include <AzFramework/Input/Buses/Notifications/RawInputNotificationBus_Platform.h>
#endif // defined(AZ_PLATFORM_WINDOWS)
#include <AzFramework/Input/Devices/Mouse/InputDeviceMouse.h> // for AzFramework::InputDeviceMouse
// AzQtComponents
#include <AzQtComponents/Utilities/QtWindowUtilities.h>
// AzToolsFramework
#include <AzToolsFramework/API/ComponentEntityObjectBus.h>
#include <AzToolsFramework/API/ComponentEntitySelectionBus.h>
#include <AzToolsFramework/Editor/EditorContextMenuBus.h>
#include <AzToolsFramework/Manipulators/ManipulatorManager.h>
#include <AzToolsFramework/ViewportSelection/EditorInteractionSystemViewportSelectionRequestBus.h>
#include <AzToolsFramework/ViewportSelection/EditorSelectionUtil.h>
// CryCommon
#include <CryCommon/HMDBus.h>
// AzFramework
#include <AzFramework/Render/IntersectorInterface.h>
// Editor
#include "Util/fastlib.h"
#include "CryEditDoc.h"
#include "GameEngine.h"
#include "ViewManager.h"
#include "Objects/DisplayContext.h"
#include "DisplaySettings.h"
#include "Include/IObjectManager.h"
#include "Include/IDisplayViewport.h"
#include "Objects/ObjectManager.h"
#include "ProcessInfo.h"
#include "IPostEffectGroup.h"
#include "EditorPreferencesPageGeneral.h"
#include "ViewPane.h"
#include "CustomResolutionDlg.h"
#include "AnimationContext.h"
#include "Objects/SelectionGroup.h"
#include "Core/QtEditorApplication.h"
// ComponentEntityEditorPlugin
#include <Plugins/ComponentEntityEditorPlugin/Objects/ComponentEntityObject.h>
// LmbrCentral
#include <LmbrCentral/Rendering/EditorCameraCorrectionBus.h>
#include <QtGui/private/qhighdpiscaling_p.h>
#include <IEntityRenderState.h>
#include <IPhysics.h>
#include <IStatObj.h>
AZ_CVAR(
bool, ed_visibility_use, true, nullptr, AZ::ConsoleFunctorFlags::Null,
"Enable/disable using the new IVisibilitySystem for Entity visibility determination");
CRenderViewport* CRenderViewport::m_pPrimaryViewport = nullptr;
#if AZ_TRAIT_OS_PLATFORM_APPLE
void StopFixedCursorMode();
void StartFixedCursorMode(QObject *viewport);
#endif
#define MAX_ORBIT_DISTANCE (2000.0f)
#define RENDER_MESH_TEST_DISTANCE (0.2f)
#define CURSOR_FONT_HEIGHT 8.0f
#define FORWARD_DIRECTION Vec3(0, 1, 0)
static const char TextCantCreateCameraNoLevel[] = "Cannot create camera when no level is loaded.";
class EditorEntityNotifications
: public AzToolsFramework::EditorEntityContextNotificationBus::Handler
, public AzToolsFramework::EditorContextMenuBus::Handler
{
public:
EditorEntityNotifications(CRenderViewport& renderViewport)
: m_renderViewport(renderViewport)
{
AzToolsFramework::EditorEntityContextNotificationBus::Handler::BusConnect();
AzToolsFramework::EditorContextMenuBus::Handler::BusConnect();
}
~EditorEntityNotifications() override
{
AzToolsFramework::EditorEntityContextNotificationBus::Handler::BusDisconnect();
AzToolsFramework::EditorContextMenuBus::Handler::BusDisconnect();
}
// AzToolsFramework::EditorEntityContextNotificationBus
void OnStartPlayInEditor() override
{
m_renderViewport.OnStartPlayInEditor();
}
void OnStopPlayInEditor() override
{
m_renderViewport.OnStopPlayInEditor();
}
// AzToolsFramework::EditorContextMenu::Bus
void PopulateEditorGlobalContextMenu(QMenu* menu, const AZ::Vector2& point, int flags) override
{
m_renderViewport.PopulateEditorGlobalContextMenu(menu, point, flags);
}
private:
CRenderViewport& m_renderViewport;
};
struct CRenderViewport::SScopedCurrentContext
{
const CRenderViewport* m_viewport;
CRenderViewport::SPreviousContext m_previousContext;
explicit SScopedCurrentContext(const CRenderViewport* viewport)
: m_viewport(viewport)
{
m_previousContext = viewport->SetCurrentContext();
// During normal updates of RenderViewport the value of m_cameraSetForWidgetRenderingCount is expected to be 0.
// This is to guarantee no loss in performance by tracking unnecessary calls to SetCurrentContext/RestorePreviousContext.
// If some code makes additional calls to Pre/PostWidgetRendering then the assert will be triggered because
// m_cameraSetForWidgetRenderingCount will be greater than 0.
// There is a legitimate case where the counter can be greater than 0. This is when QtViewport is processing mouse callbacks.
// QtViewport::MouseCallback() is surrounded by Pre/PostWidgetRendering and the m_processingMouseCallbacksCounter
// tracks this specific case. If an update of a RenderViewport happens while processing the mouse callback,
// for example when showing a QMessageBox, then both counters must match.
AZ_Assert(viewport->m_cameraSetForWidgetRenderingCount == viewport->m_processingMouseCallbacksCounter,
"SScopedCurrentContext constructor was called while viewport widget context is active "
"- this is unnecessary");
}
~SScopedCurrentContext()
{
m_viewport->RestorePreviousContext(m_previousContext);
}
};
//////////////////////////////////////////////////////////////////////////
// CRenderViewport
//////////////////////////////////////////////////////////////////////////
CRenderViewport::CRenderViewport(const QString& name, QWidget* parent)
: QtViewport(parent)
, m_Camera(GetIEditor()->GetSystem()->GetViewCamera())
, m_camFOV(gSettings.viewports.fDefaultFov)
, m_defaultViewName(name)
{
// need this to be set in order to allow for language switching on Windows
setAttribute(Qt::WA_InputMethodEnabled);
LockCameraMovement(true);
CRenderViewport::SetViewTM(m_Camera.GetMatrix());
m_defaultViewTM.SetIdentity();
if (GetIEditor()->GetViewManager()->GetSelectedViewport() == nullptr)
{
GetIEditor()->GetViewManager()->SelectViewport(this);
}
GetIEditor()->RegisterNotifyListener(this);
m_displayContext.pIconManager = GetIEditor()->GetIconManager();
GetIEditor()->GetUndoManager()->AddListener(this);
m_PhysicalLocation.SetIdentity();
// The renderer requires something, so don't allow us to shrink to absolutely nothing
// This won't in fact stop the viewport from being shrunk, when it's the centralWidget for
// the MainWindow, but it will stop the viewport from getting resize events
// once it's smaller than that, which from the renderer's perspective works out
// to be the same thing.
setMinimumSize(50, 50);
OnCreate();
setFocusPolicy(Qt::StrongFocus);
Camera::EditorCameraRequestBus::Handler::BusConnect();
m_editorEntityNotifications = AZStd::make_unique<EditorEntityNotifications>(*this);
m_manipulatorManager = GetIEditor()->GetViewManager()->GetManipulatorManager();
if (!m_pPrimaryViewport)
{
m_pPrimaryViewport = this;
}
m_hwnd = renderOverlayHWND();
}
//////////////////////////////////////////////////////////////////////////
CRenderViewport::~CRenderViewport()
{
AzFramework::WindowNotificationBus::Event(m_hwnd, &AzFramework::WindowNotificationBus::Handler::OnWindowClosed);
if (m_pPrimaryViewport == this)
{
m_pPrimaryViewport = nullptr;
}
AzFramework::WindowRequestBus::Handler::BusDisconnect();
DisconnectViewportInteractionRequestBus();
m_editorEntityNotifications.reset();
Camera::EditorCameraRequestBus::Handler::BusDisconnect();
OnDestroy();
GetIEditor()->GetUndoManager()->RemoveListener(this);
GetIEditor()->UnregisterNotifyListener(this);
}
//////////////////////////////////////////////////////////////////////////
// CRenderViewport message handlers
//////////////////////////////////////////////////////////////////////////
int CRenderViewport::OnCreate()
{
CreateRenderContext();
return 0;
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::resizeEvent(QResizeEvent* event)
{
PushDisableRendering();
QtViewport::resizeEvent(event);
PopDisableRendering();
const QRect rcWindow = rect().translated(mapToGlobal(QPoint()));
gEnv->pSystem->GetISystemEventDispatcher()->OnSystemEvent(ESYSTEM_EVENT_MOVE, rcWindow.left(), rcWindow.top());
m_rcClient = rect();
m_rcClient.setBottomRight(WidgetToViewport(m_rcClient.bottomRight()));
gEnv->pSystem->GetISystemEventDispatcher()->OnSystemEvent(ESYSTEM_EVENT_RESIZE, width(), height());
// We queue the window resize event because the render overlay may be hidden.
// If the render overlay is not visible, the native window that is backing it will
// also be hidden, and it will not resize until it becomes visible.
m_windowResizedEvent = true;
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::paintEvent([[maybe_unused]] QPaintEvent* event)
{
// Do not call CViewport::OnPaint() for painting messages
// FIXME: paintEvent() isn't the best place for such logic. Should listen to proper eNotify events and to the stuff there instead. (Repeats for other view port classes too).
CGameEngine* ge = GetIEditor()->GetGameEngine();
if ((ge && ge->IsLevelLoaded()) || (GetType() != ET_ViewportCamera))
{
setRenderOverlayVisible(true);
m_isOnPaint = true;
Update();
m_isOnPaint = false;
}
else
{
setRenderOverlayVisible(false);
QPainter painter(this); // device context for painting
// draw gradient background
const QRect rc = rect();
QLinearGradient gradient(rc.topLeft(), rc.bottomLeft());
gradient.setColorAt(0, QColor(80, 80, 80));
gradient.setColorAt(1, QColor(200, 200, 200));
painter.fillRect(rc, gradient);
// if we have some level loaded/loading/new
// we draw a text
if (!GetIEditor()->GetLevelFolder().isEmpty())
{
const int kFontSize = 200;
const char* kFontName = "Arial";
const QColor kTextColor(255, 255, 255);
const QColor kTextShadowColor(0, 0, 0);
const QFont font(kFontName, kFontSize / 10.0);
painter.setFont(font);
QString friendlyName = QFileInfo(GetIEditor()->GetLevelName()).fileName();
const QString strMsg = tr("Preparing level %1...").arg(friendlyName);
// draw text shadow
painter.setPen(kTextShadowColor);
painter.drawText(rc, Qt::AlignCenter, strMsg);
painter.setPen(kTextColor);
// offset rect for normal text
painter.drawText(rc.translated(-1, -1), Qt::AlignCenter, strMsg);
}
}
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::mousePressEvent(QMouseEvent* event)
{
// There's a bug caused by having a mix of MFC and Qt where if the render viewport
// had focus and then an MFC widget gets focus, Qt internally still thinks
// that the widget that had focus before (the render viewport) has it now.
// Because of this, Qt won't set the window that the viewport is in as the
// focused widget, and the render viewport won't get keyboard input.
// Forcing the window to activate should allow the window to take focus
// and then the call to setFocus() will give it focus.
// All so that the ::keyPressEvent() gets called.
ActivateWindowAndSetFocus();
GetIEditor()->GetViewManager()->SelectViewport(this);
QtViewport::mousePressEvent(event);
}
AzToolsFramework::ViewportInteraction::MousePick CRenderViewport::BuildMousePickInternal(const QPoint& point) const
{
using namespace AzToolsFramework::ViewportInteraction;
MousePick mousePick;
Vec3 from, dir;
ViewToWorldRay(point, from, dir);
mousePick.m_rayOrigin = LYVec3ToAZVec3(from);
mousePick.m_rayDirection = LYVec3ToAZVec3(dir);
mousePick.m_screenCoordinates = AzFramework::ScreenPoint(point.x(), point.y());
return mousePick;
}
AzToolsFramework::ViewportInteraction::MousePick CRenderViewport::BuildMousePick(const QPoint& point)
{
using namespace AzToolsFramework::ViewportInteraction;
PreWidgetRendering();
const MousePick mousePick = BuildMousePickInternal(point);
PostWidgetRendering();
return mousePick;
}
AzToolsFramework::ViewportInteraction::MouseInteraction CRenderViewport::BuildMouseInteractionInternal(
const AzToolsFramework::ViewportInteraction::MouseButtons buttons,
const AzToolsFramework::ViewportInteraction::KeyboardModifiers modifiers,
const AzToolsFramework::ViewportInteraction::MousePick& mousePick) const
{
using namespace AzToolsFramework::ViewportInteraction;
MouseInteraction mouse;
mouse.m_interactionId.m_cameraId = m_viewEntityId;
mouse.m_interactionId.m_viewportId = GetViewportId();
mouse.m_mouseButtons = buttons;
mouse.m_mousePick = mousePick;
mouse.m_keyboardModifiers = modifiers;
return mouse;
}
AzToolsFramework::ViewportInteraction::MouseInteraction CRenderViewport::BuildMouseInteraction(
const Qt::MouseButtons buttons, const Qt::KeyboardModifiers modifiers, const QPoint& point)
{
using namespace AzToolsFramework::ViewportInteraction;
return BuildMouseInteractionInternal(
BuildMouseButtons(buttons),
BuildKeyboardModifiers(modifiers),
BuildMousePick(WidgetToViewport(point)));
}
namespace RenderViewportUtil
{
static bool JustAltHeld(const Qt::KeyboardModifiers modifiers)
{
return (modifiers & Qt::ShiftModifier) == 0
&& (modifiers & Qt::ControlModifier) == 0
&& (modifiers & Qt::AltModifier) != 0;
}
static bool NoModifiersHeld(const Qt::KeyboardModifiers modifiers)
{
return (modifiers & Qt::ShiftModifier) == 0
&& (modifiers & Qt::ControlModifier) == 0
&& (modifiers & Qt::AltModifier) == 0;
}
static bool AllowDolly(const Qt::KeyboardModifiers modifiers)
{
return JustAltHeld(modifiers);
}
static bool AllowOrbit(const Qt::KeyboardModifiers modifiers)
{
return JustAltHeld(modifiers);
}
static bool AllowPan(const Qt::KeyboardModifiers modifiers)
{
// begin pan with alt (inverted movement) or no modifiers
return JustAltHeld(modifiers) || NoModifiersHeld(modifiers);
}
static bool InvertPan(const Qt::KeyboardModifiers modifiers)
{
return JustAltHeld(modifiers);
}
} // namespace RenderViewportUtil
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::OnLButtonDown(Qt::KeyboardModifiers modifiers, const QPoint& point)
{
using namespace AzToolsFramework::ViewportInteraction;
using AzToolsFramework::EditorInteractionSystemViewportSelectionRequestBus;
if (GetIEditor()->IsInGameMode() || m_freezeViewportInput)
{
return;
}
if (!m_renderer)
{
return;
}
// Force the visible object cache to be updated - this is to ensure that
// selection will work properly even if helpers are not being displayed,
// in which case the cache is not updated every frame.
if (m_displayContext.settings && !m_displayContext.settings->IsDisplayHelpers())
{
GetIEditor()->GetObjectManager()->ForceUpdateVisibleObjectCache(m_displayContext);
}
const auto scaledPoint = WidgetToViewport(point);
const auto mouseInteraction = BuildMouseInteractionInternal(
MouseButtonsFromButton(MouseButton::Left),
BuildKeyboardModifiers(modifiers),
BuildMousePick(scaledPoint));
bool manipulatorInteraction = false;
EditorInteractionSystemViewportSelectionRequestBus::EventResult(
manipulatorInteraction, AzToolsFramework::GetEntityContextId(),
&EditorInteractionSystemViewportSelectionRequestBus::Events::InternalHandleMouseManipulatorInteraction,
MouseInteractionEvent(mouseInteraction, MouseEvent::Down));
if (!manipulatorInteraction)
{
if (RenderViewportUtil::AllowOrbit(modifiers))
{
m_bInOrbitMode = true;
m_orbitTarget =
GetViewTM().GetTranslation() + GetViewTM().TransformVector(FORWARD_DIRECTION) * m_orbitDistance;
// mouse buttons are treated as keys as well
if (m_pressedKeyState == KeyPressedState::AllUp)
{
m_pressedKeyState = KeyPressedState::PressedThisFrame;
}
m_mousePos = scaledPoint;
m_prevMousePos = scaledPoint;
HideCursor();
CaptureMouse();
// no further handling of left mouse button down
return;
}
EditorInteractionSystemViewportSelectionRequestBus::Event(
AzToolsFramework::GetEntityContextId(),
&EditorInteractionSystemViewportSelectionRequestBus::Events::InternalHandleMouseViewportInteraction,
MouseInteractionEvent(mouseInteraction, MouseEvent::Down));
}
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::OnLButtonUp(Qt::KeyboardModifiers modifiers, const QPoint& point)
{
using namespace AzToolsFramework::ViewportInteraction;
using AzToolsFramework::EditorInteractionSystemViewportSelectionRequestBus;
if (GetIEditor()->IsInGameMode() || m_freezeViewportInput)
{
return;
}
// Convert point to position on terrain.
if (!m_renderer)
{
return;
}
// Update viewports after done with actions.
GetIEditor()->UpdateViews(eUpdateObjects);
const auto scaledPoint = WidgetToViewport(point);
const auto mouseInteraction = BuildMouseInteractionInternal(
MouseButtonsFromButton(MouseButton::Left),
BuildKeyboardModifiers(modifiers),
BuildMousePick(scaledPoint));
if (m_bInOrbitMode)
{
m_bInOrbitMode = false;
ReleaseMouse();
ShowCursor();
}
AzToolsFramework::EditorInteractionSystemViewportSelectionRequestBus::Event(
AzToolsFramework::GetEntityContextId(),
&EditorInteractionSystemViewportSelectionRequestBus::Events::InternalHandleAllMouseInteractions,
MouseInteractionEvent(mouseInteraction, MouseEvent::Up));
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::OnLButtonDblClk(Qt::KeyboardModifiers modifiers, const QPoint& point)
{
using namespace AzToolsFramework::ViewportInteraction;
using AzToolsFramework::EditorInteractionSystemViewportSelectionRequestBus;
if (GetIEditor()->IsInGameMode() || m_freezeViewportInput)
{
return;
}
const auto scaledPoint = WidgetToViewport(point);
const auto mouseInteraction = BuildMouseInteractionInternal(
MouseButtonsFromButton(MouseButton::Left),
BuildKeyboardModifiers(modifiers),
BuildMousePick(scaledPoint));
AzToolsFramework::EditorInteractionSystemViewportSelectionRequestBus::Event(
AzToolsFramework::GetEntityContextId(),
&EditorInteractionSystemViewportSelectionRequestBus::Events::InternalHandleAllMouseInteractions,
MouseInteractionEvent(mouseInteraction, MouseEvent::DoubleClick));
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::OnRButtonDown(Qt::KeyboardModifiers modifiers, const QPoint& point)
{
using namespace AzToolsFramework::ViewportInteraction;
using AzToolsFramework::EditorInteractionSystemViewportSelectionRequestBus;
if (GetIEditor()->IsInGameMode() || m_freezeViewportInput)
{
return;
}
SetFocus();
const auto scaledPoint = WidgetToViewport(point);
const auto mouseInteraction = BuildMouseInteractionInternal(
MouseButtonsFromButton(MouseButton::Right),
BuildKeyboardModifiers(modifiers),
BuildMousePick(scaledPoint));
AzToolsFramework::EditorInteractionSystemViewportSelectionRequestBus::Event(
AzToolsFramework::GetEntityContextId(),
&EditorInteractionSystemViewportSelectionRequestBus::Events::InternalHandleAllMouseInteractions,
MouseInteractionEvent(mouseInteraction, MouseEvent::Down));
if (RenderViewportUtil::AllowDolly(modifiers))
{
m_bInZoomMode = true;
}
else
{
m_bInRotateMode = true;
}
// mouse buttons are treated as keys as well
if (m_pressedKeyState == KeyPressedState::AllUp)
{
m_pressedKeyState = KeyPressedState::PressedThisFrame;
}
m_mousePos = scaledPoint;
m_prevMousePos = m_mousePos;
HideCursor();
// we can't capture the mouse here, or it will stop the popup menu
// when the mouse is released.
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::OnRButtonUp(Qt::KeyboardModifiers modifiers, const QPoint& point)
{
using namespace AzToolsFramework::ViewportInteraction;
using AzToolsFramework::EditorInteractionSystemViewportSelectionRequestBus;
if (GetIEditor()->IsInGameMode() || m_freezeViewportInput)
{
return;
}
const auto scaledPoint = WidgetToViewport(point);
const auto mouseInteraction = BuildMouseInteractionInternal(
MouseButtonsFromButton(MouseButton::Right),
BuildKeyboardModifiers(modifiers),
BuildMousePick(scaledPoint));
AzToolsFramework::EditorInteractionSystemViewportSelectionRequestBus::Event(
AzToolsFramework::GetEntityContextId(),
&EditorInteractionSystemViewportSelectionRequestBus::Events::InternalHandleAllMouseInteractions,
MouseInteractionEvent(mouseInteraction, MouseEvent::Up));
m_bInRotateMode = false;
m_bInZoomMode = false;
ReleaseMouse();
if (!m_bInMoveMode)
{
ShowCursor();
}
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::OnMButtonDown(Qt::KeyboardModifiers modifiers, const QPoint& point)
{
using namespace AzToolsFramework::ViewportInteraction;
using AzToolsFramework::EditorInteractionSystemViewportSelectionRequestBus;
if (GetIEditor()->IsInGameMode() || m_freezeViewportInput)
{
return;
}
const auto scaledPoint = WidgetToViewport(point);
const auto mouseInteraction = BuildMouseInteractionInternal(
MouseButtonsFromButton(MouseButton::Middle),
BuildKeyboardModifiers(modifiers),
BuildMousePick(scaledPoint));
if (RenderViewportUtil::AllowPan(modifiers))
{
m_bInMoveMode = true;
// mouse buttons are treated as keys as well
if (m_pressedKeyState == KeyPressedState::AllUp)
{
m_pressedKeyState = KeyPressedState::PressedThisFrame;
}
m_mousePos = scaledPoint;
m_prevMousePos = scaledPoint;
HideCursor();
CaptureMouse();
}
AzToolsFramework::EditorInteractionSystemViewportSelectionRequestBus::Event(
AzToolsFramework::GetEntityContextId(),
&EditorInteractionSystemViewportSelectionRequestBus::Events::InternalHandleAllMouseInteractions,
MouseInteractionEvent(mouseInteraction, MouseEvent::Down));
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::OnMButtonUp(Qt::KeyboardModifiers modifiers, const QPoint& point)
{
using namespace AzToolsFramework::ViewportInteraction;
using AzToolsFramework::EditorInteractionSystemViewportSelectionRequestBus;
if (GetIEditor()->IsInGameMode() || m_freezeViewportInput)
{
return;
}
const auto scaledPoint = WidgetToViewport(point);
UpdateCurrentMousePos(scaledPoint);
const auto tryRestoreMouse = [this]
{
// if we are currently looking (rotateMode) or dollying (zoomMode)
// do not show the cursor on mouse up as rmb is still held
if (!m_bInZoomMode && !m_bInRotateMode)
{
ReleaseMouse();
ShowCursor();
}
};
if (m_bInMoveMode)
{
m_bInMoveMode = false;
tryRestoreMouse();
}
const auto mouseInteraction = BuildMouseInteractionInternal(
MouseButtonsFromButton(MouseButton::Middle),
BuildKeyboardModifiers(modifiers),
BuildMousePick(scaledPoint));
AzToolsFramework::EditorInteractionSystemViewportSelectionRequestBus::Event(
AzToolsFramework::GetEntityContextId(),
&EditorInteractionSystemViewportSelectionRequestBus::Events::InternalHandleAllMouseInteractions,
MouseInteractionEvent(mouseInteraction, MouseEvent::Up));
}
void CRenderViewport::OnMouseMove(Qt::KeyboardModifiers modifiers, Qt::MouseButtons buttons, const QPoint& point)
{
using namespace AzToolsFramework::ViewportInteraction;
using AzToolsFramework::EditorInteractionSystemViewportSelectionRequestBus;
if (GetIEditor()->IsInGameMode() || m_freezeViewportInput)
{
return;
}
const auto scaledPoint = WidgetToViewport(point);
const auto mouseInteraction = BuildMouseInteractionInternal(
BuildMouseButtons(buttons),
BuildKeyboardModifiers(modifiers),
BuildMousePick(scaledPoint));
AzToolsFramework::EditorInteractionSystemViewportSelectionRequestBus::Event(
AzToolsFramework::GetEntityContextId(),
&EditorInteractionSystemViewportSelectionRequestBus::Events::InternalHandleAllMouseInteractions,
MouseInteractionEvent(mouseInteraction, MouseEvent::Move));
}
void CRenderViewport::InjectFakeMouseMove(int deltaX, int deltaY, Qt::MouseButtons buttons)
{
// this is required, otherwise the user will see the context menu
OnMouseMove(Qt::NoModifier, buttons, QCursor::pos() + QPoint(deltaX, deltaY));
// we simply move the prev mouse position, so the change will be picked up
// by the next ProcessMouse call
m_prevMousePos -= QPoint(deltaX, deltaY);
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::ProcessMouse()
{
if (GetIEditor()->IsInGameMode() || m_freezeViewportInput)
{
return;
}
const auto point = WidgetToViewport(mapFromGlobal(QCursor::pos()));
if (point == m_prevMousePos)
{
return;
}
// specifically for the right mouse button click, which triggers rotate or zoom,
// we can't capture the mouse until the user has moved the mouse, otherwise the
// right click context menu won't popup
if (!m_mouseCaptured && (m_bInZoomMode || m_bInRotateMode))
{
if ((point - m_mousePos).manhattanLength() > QApplication::startDragDistance())
{
CaptureMouse();
}
}
float speedScale = GetCameraMoveSpeed();
if (CheckVirtualKey(Qt::Key_Control))
{
speedScale *= gSettings.cameraFastMoveSpeed;
}
if (m_PlayerControl)
{
if (m_bInRotateMode)
{
f32 MousedeltaX = (m_mousePos.x() - point.x());
f32 MousedeltaY = (m_mousePos.y() - point.y());
m_relCameraRotZ += MousedeltaX;
if (GetCameraInvertYRotation())
{
MousedeltaY = -MousedeltaY;
}
m_relCameraRotZ += MousedeltaX;
m_relCameraRotX += MousedeltaY;
ResetCursor();
}
}
else if ((m_bInRotateMode && m_bInMoveMode) || m_bInZoomMode)
{
// Zoom.
Matrix34 m = GetViewTM();
Vec3 ydir = m.GetColumn1().GetNormalized();
Vec3 pos = m.GetTranslation();
const float posDelta = 0.2f * (m_prevMousePos.y() - point.y()) * speedScale;
pos = pos - ydir * posDelta;
m_orbitDistance = m_orbitDistance + posDelta;
m_orbitDistance = fabs(m_orbitDistance);
m.SetTranslation(pos);
SetViewTM(m);
ResetCursor();
}
else if (m_bInRotateMode)
{
Ang3 angles(-point.y() + m_prevMousePos.y(), 0, -point.x() + m_prevMousePos.x());
angles = angles * 0.002f * GetCameraRotateSpeed();
if (GetCameraInvertYRotation())
{
angles.x = -angles.x;
}
Matrix34 camtm = GetViewTM();
Ang3 ypr = CCamera::CreateAnglesYPR(Matrix33(camtm));
ypr.x += angles.z;
ypr.y += angles.x;
ypr.y = CLAMP(ypr.y, -1.5f, 1.5f); // to keep rotation in reasonable range
// In the recording mode of a custom camera, the z rotation is allowed.
if (GetCameraObject() == nullptr || (!GetIEditor()->GetAnimation()->IsRecordMode() && !IsCameraObjectMove()))
{
ypr.z = 0; // to have camera always upward
}
camtm = Matrix34(CCamera::CreateOrientationYPR(ypr), camtm.GetTranslation());
SetViewTM(camtm);
ResetCursor();
}
else if (m_bInMoveMode)
{
// Slide.
Matrix34 m = GetViewTM();
Vec3 xdir = m.GetColumn0().GetNormalized();
Vec3 zdir = m.GetColumn2().GetNormalized();
const auto modifiers = QGuiApplication::queryKeyboardModifiers();
if (RenderViewportUtil::InvertPan(modifiers))
{
xdir = -xdir;
zdir = -zdir;
}
Vec3 pos = m.GetTranslation();
pos += 0.1f * xdir * (point.x() - m_prevMousePos.x()) * speedScale + 0.1f * zdir * (m_prevMousePos.y() - point.y()) * speedScale;
m.SetTranslation(pos);
SetViewTM(m, true);
ResetCursor();
}
else if (m_bInOrbitMode)
{
Ang3 angles(-point.y() + m_prevMousePos.y(), 0, -point.x() + m_prevMousePos.x());
angles = angles * 0.002f * GetCameraRotateSpeed();
if (GetCameraInvertPan())
{
angles.z = -angles.z;
}
Ang3 ypr = CCamera::CreateAnglesYPR(Matrix33(GetViewTM()));
ypr.x += angles.z;
ypr.y = CLAMP(ypr.y, -1.5f, 1.5f); // to keep rotation in reasonable range
ypr.y += angles.x;
Matrix33 rotateTM = CCamera::CreateOrientationYPR(ypr);
Vec3 src = GetViewTM().GetTranslation();
Vec3 trg = m_orbitTarget;
float fCameraRadius = (trg - src).GetLength();
// Calc new source.
src = trg - rotateTM * Vec3(0, 1, 0) * fCameraRadius;
Matrix34 camTM = rotateTM;
camTM.SetTranslation(src);
SetViewTM(camTM);
ResetCursor();
}
}
void CRenderViewport::ResetCursor()
{
#ifdef AZ_PLATFORM_WINDOWS
if (!gSettings.stylusMode)
{
const QPoint point = mapToGlobal(ViewportToWidget(m_prevMousePos));
AzQtComponents::SetCursorPos(point);
}
#endif
// Recalculate the prev mouse pos even if we just reset to it to avoid compounding floating point math issues with DPI scaling
m_prevMousePos = WidgetToViewport(mapFromGlobal(QCursor::pos()));
}
//////////////////////////////////////////////////////////////////////////
bool CRenderViewport::event(QEvent* event)
{
switch (event->type())
{
case QEvent::WindowActivate:
GetIEditor()->GetViewManager()->SelectViewport(this);
// also kill the keys; if we alt-tab back to the viewport, or come back from the debugger, it's done (and there's no guarantee we'll get the keyrelease event anyways)
m_keyDown.clear();
break;
case QEvent::Shortcut:
// a shortcut should immediately clear us, otherwise the release event never gets sent
m_keyDown.clear();
break;
case QEvent::ShortcutOverride:
{
// since we respond to the following things, let Qt know so that shortcuts don't override us
bool respondsToEvent = false;
auto keyEvent = static_cast<QKeyEvent*>(event);
bool manipulatorInteracting = false;
AzToolsFramework::ManipulatorManagerRequestBus::EventResult(
manipulatorInteracting,
AzToolsFramework::g_mainManipulatorManagerId,
&AzToolsFramework::ManipulatorManagerRequestBus::Events::Interacting);
// If a manipulator is active, stop all shortcuts from working, except for the escape key, which cancels in some cases
if ((keyEvent->key() != Qt::Key_Escape) && manipulatorInteracting)
{
respondsToEvent = true;
}
else
{
// In game mode we never want to be overridden by shortcuts
if (GetIEditor()->IsInGameMode() && GetType() == ET_ViewportCamera)
{
respondsToEvent = true;
}
else
{
if (!(keyEvent->modifiers() & Qt::ControlModifier))
{
switch (keyEvent->key())
{
case Qt::Key_Up:
case Qt::Key_W:
case Qt::Key_Down:
case Qt::Key_S:
case Qt::Key_Left:
case Qt::Key_A:
case Qt::Key_Right:
case Qt::Key_D:
respondsToEvent = true;
break;
default:
break;
}
}
}
}
if (respondsToEvent)
{
event->accept();
return true;
}
// because we're doing keyboard grabs, we need to detect
// when a shortcut matched so that we can track the buttons involved
// in the shortcut, since the key released event won't be generated in that case
ProcessKeyRelease(keyEvent);
}
break;
default:
// do nothing
break;
}
return QtViewport::event(event);
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::ResetContent()
{
QtViewport::ResetContent();
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::UpdateContent(int flags)
{
QtViewport::UpdateContent(flags);
if (flags & eUpdateObjects)
{
m_bUpdateViewport = true;
}
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::Update()
{
FUNCTION_PROFILER(GetIEditor()->GetSystem(), PROFILE_EDITOR);
if (Editor::EditorQtApplication::instance()->isMovingOrResizing())
{
return;
}
if (!m_renderer || m_rcClient.isEmpty() || GetIEditor()->IsInMatEditMode())
{
return;
}
if (!isVisible())
{
return;
}
// Only send the resize event if the render overlay is visible. This is to make sure
// the native window has resized.
if (m_windowResizedEvent && isRenderOverlayVisible())
{
AzFramework::WindowNotificationBus::Event(renderOverlayHWND(), &AzFramework::WindowNotificationBus::Handler::OnWindowResized, m_rcClient.width(), m_rcClient.height());
m_windowResizedEvent = false;
}
// Don't wait for changes to update the focused viewport.
if (CheckRespondToInput())
{
m_bUpdateViewport = true;
}
// While Renderer doesn't support fast rendering of the scene to more then 1 viewport
// render only focused viewport if more then 1 are opened and always update is off.
if (!m_isOnPaint && m_viewManager->GetNumberOfGameViewports() > 1 && GetType() == ET_ViewportCamera)
{
if (m_pPrimaryViewport != this)
{
if (CheckRespondToInput()) // If this is the focused window, set primary viewport.
{
m_pPrimaryViewport = this;
}
else if (!m_bUpdateViewport) // Skip this viewport.
{
return;
}
}
}
if (CheckRespondToInput())
{
ProcessMouse();
ProcessKeys();
}
const bool isGameMode = GetIEditor()->IsInGameMode();
const bool isSimulationMode = GetIEditor()->GetGameEngine()->GetSimulationMode();
// Allow debug visualization in both 'game' (Ctrl-G) and 'simulation' (Ctrl-P) modes
if (isGameMode || isSimulationMode)
{
if (!IsRenderingDisabled())
{
// Disable rendering to avoid recursion into Update()
PushDisableRendering();
// draw debug visualizations
{
const AzFramework::DisplayContextRequestGuard displayContextGuard(m_displayContext);
const AZ::u32 prevState = m_displayContext.GetState();
m_displayContext.SetState(
e_Mode3D | e_AlphaBlended | e_FillModeSolid | e_CullModeBack | e_DepthWriteOn | e_DepthTestOn);
AzFramework::DebugDisplayRequestBus::BusPtr debugDisplayBus;
AzFramework::DebugDisplayRequestBus::Bind(
debugDisplayBus, AzFramework::g_defaultSceneEntityDebugDisplayId);
AZ_Assert(debugDisplayBus, "Invalid DebugDisplayRequestBus.");
AzFramework::DebugDisplayRequests* debugDisplay =
AzFramework::DebugDisplayRequestBus::FindFirstHandler(debugDisplayBus);
AzFramework::EntityDebugDisplayEventBus::Broadcast(
&AzFramework::EntityDebugDisplayEvents::DisplayEntityViewport,
AzFramework::ViewportInfo{ GetViewportId() }, *debugDisplay);
m_displayContext.SetState(prevState);
}
QtViewport::Update();
PopDisableRendering();
}
// Game mode rendering is handled by CryAction
if (isGameMode)
{
return;
}
}
// Prevents rendering recursion due to recursive Paint messages.
if (IsRenderingDisabled())
{
return;
}
PushDisableRendering();
m_viewTM = m_Camera.GetMatrix(); // synchronize.
// Render
if (!m_bRenderContextCreated)
{
if (!CreateRenderContext())
{
return;
}
}
if (ed_visibility_use)
{
auto start = std::chrono::steady_clock::now();
m_entityVisibilityQuery.UpdateVisibility(GetCameraState());
}
{
SScopedCurrentContext context(this);
m_renderer->SetClearColor(Vec3(0.4f, 0.4f, 0.4f));
InitDisplayContext();
OnRender();
ProcessRenderLisneters(m_displayContext);
m_displayContext.Flush2D();
m_renderer->SwitchToNativeResolutionBackbuffer();
// 3D engine stats
CCamera CurCamera = gEnv->pSystem->GetViewCamera();
gEnv->pSystem->SetViewCamera(m_Camera);
// Post Render Callback
{
PostRenderers::iterator itr = m_postRenderers.begin();
PostRenderers::iterator end = m_postRenderers.end();
for (; itr != end; ++itr)
{
(*itr)->OnPostRender();
}
}
gEnv->pSystem->SetViewCamera(CurCamera);
}
QtViewport::Update();
PopDisableRendering();
m_bUpdateViewport = false;
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::SetViewEntity(const AZ::EntityId& viewEntityId, bool lockCameraMovement)
{
// if they've picked the same camera, then that means they want to toggle
if (viewEntityId.IsValid() && viewEntityId != m_viewEntityId)
{
LockCameraMovement(lockCameraMovement);
m_viewEntityId = viewEntityId;
AZStd::string entityName;
AZ::ComponentApplicationBus::BroadcastResult(entityName, &AZ::ComponentApplicationRequests::GetEntityName, viewEntityId);
SetName(QString("Camera entity: %1").arg(entityName.c_str()));
}
else
{
SetDefaultCamera();
}
PostCameraSet();
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::ResetToViewSourceType(const ViewSourceType& viewSourceType)
{
LockCameraMovement(true);
m_pCameraFOVVariable = nullptr;
m_viewEntityId.SetInvalid();
m_cameraObjectId = GUID_NULL;
m_viewSourceType = viewSourceType;
SetViewTM(GetViewTM());
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::PostCameraSet()
{
if (m_viewPane)
{
m_viewPane->OnFOVChanged(GetFOV());
}
GetIEditor()->Notify(eNotify_CameraChanged);
QScopedValueRollback<bool> rb(m_ignoreSetViewFromEntityPerspective, true);
Camera::EditorCameraNotificationBus::Broadcast(
&Camera::EditorCameraNotificationBus::Events::OnViewportViewEntityChanged, m_viewEntityId);
}
//////////////////////////////////////////////////////////////////////////
CBaseObject* CRenderViewport::GetCameraObject() const
{
CBaseObject* pCameraObject = nullptr;
if (m_viewSourceType == ViewSourceType::SequenceCamera)
{
m_cameraObjectId = GetViewManager()->GetCameraObjectId();
}
if (m_cameraObjectId != GUID_NULL)
{
// Find camera object from id.
pCameraObject = GetIEditor()->GetObjectManager()->FindObject(m_cameraObjectId);
}
else if (m_viewSourceType == ViewSourceType::CameraComponent || m_viewSourceType == ViewSourceType::AZ_Entity)
{
AzToolsFramework::ComponentEntityEditorRequestBus::EventResult(
pCameraObject, m_viewEntityId, &AzToolsFramework::ComponentEntityEditorRequests::GetSandboxObject);
}
return pCameraObject;
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::OnEditorNotifyEvent(EEditorNotifyEvent event)
{
switch (event)
{
case eNotify_OnBeginGameMode:
{
if (GetIEditor()->GetViewManager()->GetGameViewport() == this)
{
m_preGameModeViewTM = GetViewTM();
// this should only occur for the main viewport and no others.
ShowCursor();
// If the user has selected game mode, enable outputting to any attached HMD and properly size the context
// to the resolution specified by the VR device.
if (gSettings.bEnableGameModeVR)
{
const AZ::VR::HMDDeviceInfo* deviceInfo = nullptr;
EBUS_EVENT_RESULT(deviceInfo, AZ::VR::HMDDeviceRequestBus, GetDeviceInfo);
AZ_Warning("Render Viewport", deviceInfo, "No VR device detected");
if (deviceInfo)
{
m_previousContext = SetCurrentContext(deviceInfo->renderWidth, deviceInfo->renderHeight);
if (m_renderer->GetIStereoRenderer())
{
m_renderer->GetIStereoRenderer()->OnResolutionChanged();
}
SetActiveWindow();
SetFocus();
SetSelected(true);
}
}
else
{
m_previousContext = SetCurrentContext();
}
SetCurrentCursor(STD_CURSOR_GAME);
}
}
break;
case eNotify_OnEndGameMode:
if (GetIEditor()->GetViewManager()->GetGameViewport() == this)
{
SetCurrentCursor(STD_CURSOR_DEFAULT);
if (m_renderer->GetCurrentContextHWND() != renderOverlayHWND())
{
// if this warning triggers it means that someone else (ie, some other part of the code)
// called SetCurrentContext(...) on the renderer, probably did some rendering, but then either
// failed to set the context back when done, or set it back to the wrong one.
CryWarning(VALIDATOR_MODULE_3DENGINE, VALIDATOR_WARNING, "RenderViewport render context was not correctly restored by someone else.");
}
RestorePreviousContext(m_previousContext);
m_bInRotateMode = false;
m_bInMoveMode = false;
m_bInOrbitMode = false;
m_bInZoomMode = false;
RestoreViewportAfterGameMode();
}
break;
case eNotify_OnCloseScene:
SetDefaultCamera();
break;
case eNotify_OnBeginNewScene:
PushDisableRendering();
break;
case eNotify_OnEndNewScene:
PopDisableRendering();
{
// Default this to the size of default terrain in case there is no listener on the buss
AZ::Aabb terrainAabb = AZ::Aabb::CreateFromMinMaxValues(0, 0, 32, 1024, 1024, 32);
AzFramework::Terrain::TerrainDataRequestBus::BroadcastResult(terrainAabb, &AzFramework::Terrain::TerrainDataRequests::GetTerrainAabb);
float sx = terrainAabb.GetXExtent();
float sy = terrainAabb.GetYExtent();
Matrix34 viewTM;
viewTM.SetIdentity();
// Initial camera will be at middle of the map at the height of 2
// meters above the terrain (default terrain height is 32)
viewTM.SetTranslation(Vec3(sx * 0.5f, sy * 0.5f, 34.0f));
SetViewTM(viewTM);
}
break;
case eNotify_OnBeginTerrainCreate:
PushDisableRendering();
break;
case eNotify_OnEndTerrainCreate:
PopDisableRendering();
{
// Default this to the size of default terrain in case there is no listener on the buss
AZ::Aabb terrainAabb = AZ::Aabb::CreateFromMinMaxValues(0, 0, 32, 1024, 1024, 32);
AzFramework::Terrain::TerrainDataRequestBus::BroadcastResult(terrainAabb, &AzFramework::Terrain::TerrainDataRequests::GetTerrainAabb);
float sx = terrainAabb.GetXExtent();
float sy = terrainAabb.GetYExtent();
Matrix34 viewTM;
viewTM.SetIdentity();
// Initial camera will be at middle of the map at the height of 2
// meters above the terrain (default terrain height is 32)
viewTM.SetTranslation(Vec3(sx * 0.5f, sy * 0.5f, 34.0f));
SetViewTM(viewTM);
}
break;
case eNotify_OnBeginLayerExport:
case eNotify_OnBeginSceneSave:
PushDisableRendering();
break;
case eNotify_OnEndLayerExport:
case eNotify_OnEndSceneSave:
PopDisableRendering();
break;
case eNotify_OnBeginLoad: // disables viewport input when starting to load an existing level
case eNotify_OnBeginCreate: // disables viewport input when starting to create a new level
m_freezeViewportInput = true;
break;
case eNotify_OnEndLoad: // enables viewport input when finished loading an existing level
case eNotify_OnEndCreate: // enables viewport input when finished creating a new level
m_freezeViewportInput = false;
break;
}
}
//////////////////////////////////////////////////////////////////////////
namespace {
inline Vec3 NegY(const Vec3& v, float y)
{
return Vec3(v.x, y - v.y, v.z);
}
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::OnRender()
{
if (m_rcClient.isEmpty() || m_renderer->GetRenderType() == eRT_Null) // Null is crashing in CryEngine on macOS
{
// Even in null rendering, update the view camera.
// This is necessary so that automated editor tests using the null renderer to test systems like dynamic vegetation
// are still able to manipulate the current logical camera position, even if nothing is rendered.
GetIEditor()->GetSystem()->SetViewCamera(m_Camera);
return;
}
FUNCTION_PROFILER(GetIEditor()->GetSystem(), PROFILE_EDITOR);
float fNearZ = GetIEditor()->GetConsoleVar("cl_DefaultNearPlane");
float fFarZ = m_Camera.GetFarPlane();
CBaseObject* cameraObject = GetCameraObject();
if (cameraObject)
{
AZ::Matrix3x3 lookThroughEntityCorrection = AZ::Matrix3x3::CreateIdentity();
if (m_viewEntityId.IsValid())
{
Camera::CameraRequestBus::EventResult(fNearZ, m_viewEntityId, &Camera::CameraComponentRequests::GetNearClipDistance);
Camera::CameraRequestBus::EventResult(fFarZ, m_viewEntityId, &Camera::CameraComponentRequests::GetFarClipDistance);
LmbrCentral::EditorCameraCorrectionRequestBus::EventResult(
lookThroughEntityCorrection, m_viewEntityId,
&LmbrCentral::EditorCameraCorrectionRequests::GetTransformCorrection);
}
m_viewTM = cameraObject->GetWorldTM() * AZMatrix3x3ToLYMatrix3x3(lookThroughEntityCorrection);
m_viewTM.OrthonormalizeFast();
m_Camera.SetMatrix(m_viewTM);
int w = m_rcClient.width();
int h = m_rcClient.height();
m_Camera.SetFrustum(w, h, GetFOV(), fNearZ, fFarZ);
}
else if (m_viewEntityId.IsValid())
{
Camera::CameraRequestBus::EventResult(fNearZ, m_viewEntityId, &Camera::CameraComponentRequests::GetNearClipDistance);
Camera::CameraRequestBus::EventResult(fFarZ, m_viewEntityId, &Camera::CameraComponentRequests::GetFarClipDistance);
int w = m_rcClient.width();
int h = m_rcClient.height();
m_Camera.SetFrustum(w, h, GetFOV(), fNearZ, fFarZ);
}
else
{
// Normal camera.
m_cameraObjectId = GUID_NULL;
int w = m_rcClient.width();
int h = m_rcClient.height();
float fov = gSettings.viewports.fDefaultFov;
// match viewport fov to default / selected title menu fov
if (GetFOV() != fov)
{
if (m_viewPane)
{
m_viewPane->OnFOVChanged(fov);
SetFOV(fov);
}
}
// Just for editor: Aspect ratio fix when changing the viewport
if (!GetIEditor()->IsInGameMode())
{
float viewportAspectRatio = float( w ) / h;
float targetAspectRatio = GetAspectRatio();
if (targetAspectRatio > viewportAspectRatio)
{
// Correct for vertical FOV change.
float maxTargetHeight = float( w ) / targetAspectRatio;
fov = 2 * atanf((h * tan(fov / 2)) / maxTargetHeight);
}
}
m_Camera.SetFrustum(w, h, fov, fNearZ);
}
GetIEditor()->GetSystem()->SetViewCamera(m_Camera);
CGameEngine* ge = GetIEditor()->GetGameEngine();
bool levelIsDisplayable = (ge && ge->IsLevelLoaded() && GetIEditor()->GetDocument() && GetIEditor()->GetDocument()->IsDocumentReady());
//Handle scene render tasks such as gizmos and handles but only when not in VR
if (!m_renderer->IsStereoEnabled())
{
DisplayContext& displayContext = m_displayContext;
PreWidgetRendering();
RenderAll();
// Draw 2D helpers.
TransformationMatrices backupSceneMatrices;
m_renderer->Set2DMode(m_rcClient.right(), m_rcClient.bottom(), backupSceneMatrices);
displayContext.SetState(e_Mode3D | e_AlphaBlended | e_FillModeSolid | e_CullModeBack | e_DepthWriteOn | e_DepthTestOn);
// Display cursor string.
RenderCursorString();
if (gSettings.viewports.bShowSafeFrame)
{
UpdateSafeFrame();
RenderSafeFrame();
}
const AzFramework::DisplayContextRequestGuard displayContextGuard(displayContext);
AzFramework::DebugDisplayRequestBus::BusPtr debugDisplayBus;
AzFramework::DebugDisplayRequestBus::Bind(
debugDisplayBus, AzFramework::g_defaultSceneEntityDebugDisplayId);
AZ_Assert(debugDisplayBus, "Invalid DebugDisplayRequestBus.");
AzFramework::DebugDisplayRequests* debugDisplay =
AzFramework::DebugDisplayRequestBus::FindFirstHandler(debugDisplayBus);
AzFramework::ViewportDebugDisplayEventBus::Event(
AzToolsFramework::GetEntityContextId(), &AzFramework::ViewportDebugDisplayEvents::DisplayViewport2d,
AzFramework::ViewportInfo{ GetViewportId() }, *debugDisplay);
m_renderer->Unset2DMode(backupSceneMatrices);
PostWidgetRendering();
}
if (levelIsDisplayable)
{
m_renderer->SetViewport(0, 0, m_renderer->GetWidth(), m_renderer->GetHeight(), m_nCurViewportID);
}
else
{
ColorF viewportBackgroundColor(pow(71.0f / 255.0f, 2.2f), pow(71.0f / 255.0f, 2.2f), pow(71.0f / 255.0f, 2.2f));
m_renderer->ClearTargetsLater(FRT_CLEAR_COLOR, viewportBackgroundColor);
DrawBackground();
}
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::RenderSelectionRectangle()
{
if (m_selectedRect.isEmpty())
{
return;
}
Vec3 topLeft(m_selectedRect.left(), m_selectedRect.top(), 1);
Vec3 bottomRight(m_selectedRect.right() +1, m_selectedRect.bottom() + 1, 1);
m_displayContext.DepthTestOff();
m_displayContext.SetColor(1, 1, 1, 0.4f);
m_displayContext.DrawWireBox(topLeft, bottomRight);
m_displayContext.DepthTestOn();
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::InitDisplayContext()
{
FUNCTION_PROFILER(GetIEditor()->GetSystem(), PROFILE_EDITOR);
// Draw all objects.
DisplayContext& displayContext = m_displayContext;
displayContext.settings = GetIEditor()->GetDisplaySettings();
displayContext.view = this;
displayContext.renderer = m_renderer;
displayContext.box.min = Vec3(-100000.0f, -100000.0f, -100000.0f);
displayContext.box.max = Vec3(100000.0f, 100000.0f, 100000.0f);
displayContext.camera = &m_Camera;
displayContext.flags = 0;
if (!displayContext.settings->IsDisplayLabels() || !displayContext.settings->IsDisplayHelpers())
{
displayContext.flags |= DISPLAY_HIDENAMES;
}
if (displayContext.settings->IsDisplayLinks() && displayContext.settings->IsDisplayHelpers())
{
displayContext.flags |= DISPLAY_LINKS;
}
if (m_bDegradateQuality)
{
displayContext.flags |= DISPLAY_DEGRADATED;
}
if (displayContext.settings->GetRenderFlags() & RENDER_FLAG_BBOX)
{
displayContext.flags |= DISPLAY_BBOX;
}
if (displayContext.settings->IsDisplayTracks() && displayContext.settings->IsDisplayHelpers())
{
displayContext.flags |= DISPLAY_TRACKS;
displayContext.flags |= DISPLAY_TRACKTICKS;
}
if (GetIEditor()->GetReferenceCoordSys() == COORDS_WORLD)
{
displayContext.flags |= DISPLAY_WORLDSPACEAXIS;
}
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::PopulateEditorGlobalContextMenu(QMenu* /*menu*/, const AZ::Vector2& /*point*/, int /*flags*/)
{
m_bInMoveMode = false;
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::RenderAll()
{
// Draw all objects.
DisplayContext& displayContext = m_displayContext;
m_renderer->ResetToDefault();
displayContext.SetState(e_Mode3D | e_AlphaBlended | e_FillModeSolid | e_CullModeBack | e_DepthWriteOn | e_DepthTestOn);
GetIEditor()->GetObjectManager()->Display(displayContext);
RenderSelectedRegion();
RenderSnapMarker();
if (gSettings.viewports.bShowGridGuide
&& GetIEditor()->GetDisplaySettings()->IsDisplayHelpers())
{
RenderSnappingGrid();
}
if (displayContext.settings->GetDebugFlags() & DBG_MEMINFO)
{
ProcessMemInfo mi;
CProcessInfo::QueryMemInfo(mi);
int MB = 1024 * 1024;
QString str = QStringLiteral("WorkingSet=%1Mb, PageFile=%2Mb, PageFaults=%3").arg(mi.WorkingSet / MB).arg(mi.PagefileUsage / MB).arg(mi.PageFaultCount);
m_renderer->TextToScreenColor(1, 1, 1, 0, 0, 1, str.toUtf8().data());
}
{
const AzFramework::DisplayContextRequestGuard displayContextGuard(displayContext);
AzFramework::DebugDisplayRequestBus::BusPtr debugDisplayBus;
AzFramework::DebugDisplayRequestBus::Bind(
debugDisplayBus, AzFramework::g_defaultSceneEntityDebugDisplayId);
AZ_Assert(debugDisplayBus, "Invalid DebugDisplayRequestBus.");
AzFramework::DebugDisplayRequests* debugDisplay =
AzFramework::DebugDisplayRequestBus::FindFirstHandler(debugDisplayBus);
// allow the override of in-editor visualization
AzFramework::ViewportDebugDisplayEventBus::Event(
AzToolsFramework::GetEntityContextId(), &AzFramework::ViewportDebugDisplayEvents::DisplayViewport,
AzFramework::ViewportInfo{ GetViewportId() }, *debugDisplay);
m_entityVisibilityQuery.DisplayVisibility(*debugDisplay);
if (m_manipulatorManager != nullptr)
{
using namespace AzToolsFramework::ViewportInteraction;
debugDisplay->DepthTestOff();
m_manipulatorManager->DrawManipulators(
*debugDisplay, GetCameraState(),
BuildMouseInteractionInternal(
MouseButtons(TranslateMouseButtons(QGuiApplication::mouseButtons())),
BuildKeyboardModifiers(QGuiApplication::queryKeyboardModifiers()),
BuildMousePickInternal(WidgetToViewport(mapFromGlobal(QCursor::pos())))));
debugDisplay->DepthTestOn();
}
}
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::DrawAxis()
{
AZ_Assert(m_cameraSetForWidgetRenderingCount > 0,
"DrawAxis was called but viewport widget rendering was not set. PreWidgetRendering must be called before.");
DisplayContext& dc = m_displayContext;
// show axis only if draw helpers is activated
if (!dc.settings->IsDisplayHelpers())
{
return;
}
Vec3 colX(1, 0, 0), colY(0, 1, 0), colZ(0, 0, 1), colW(1, 1, 1);
Vec3 pos(50, 50, 0.1f); // Bottom-left corner
float wx, wy, wz;
m_renderer->UnProjectFromScreen(pos.x, pos.y, pos.z, &wx, &wy, &wz);
Vec3 posInWorld(wx, wy, wz);
float screenScale = GetScreenScaleFactor(posInWorld);
float length = 0.03f * screenScale;
float arrowSize = 0.02f * screenScale;
float textSize = 1.1f;
Vec3 x(length, 0, 0);
Vec3 y(0, length, 0);
Vec3 z(0, 0, length);
int prevRState = dc.GetState();
dc.DepthWriteOff();
dc.DepthTestOff();
dc.CullOff();
dc.SetLineWidth(1);
dc.SetColor(colX);
dc.DrawLine(posInWorld, posInWorld + x);
dc.DrawArrow(posInWorld + x * 0.9f, posInWorld + x, arrowSize);
dc.SetColor(colY);
dc.DrawLine(posInWorld, posInWorld + y);
dc.DrawArrow(posInWorld + y * 0.9f, posInWorld + y, arrowSize);
dc.SetColor(colZ);
dc.DrawLine(posInWorld, posInWorld + z);
dc.DrawArrow(posInWorld + z * 0.9f, posInWorld + z, arrowSize);
dc.SetColor(colW);
dc.DrawTextLabel(posInWorld + x, textSize, "x");
dc.DrawTextLabel(posInWorld + y, textSize, "y");
dc.DrawTextLabel(posInWorld + z, textSize, "z");
dc.DepthWriteOn();
dc.DepthTestOn();
dc.CullOn();
dc.SetState(prevRState);
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::DrawBackground()
{
DisplayContext& dc = m_displayContext;
if (!dc.settings->IsDisplayHelpers()) // show gradient bg only if draw helpers are activated
{
return;
}
int heightVP = m_renderer->GetHeight() - 1;
int widthVP = m_renderer->GetWidth() - 1;
Vec3 pos(0, 0, 0);
Vec3 x(widthVP, 0, 0);
Vec3 y(0, heightVP, 0);
float height = m_rcClient.height();
Vec3 src = NegY(pos, height);
Vec3 trgx = NegY(pos + x, height);
Vec3 trgy = NegY(pos + y, height);
QColor topColor = palette().color(QPalette::Window);
QColor bottomColor = palette().color(QPalette::Disabled, QPalette::WindowText);
ColorB firstC(topColor.red(), topColor.green(), topColor.blue(), 255.0f);
ColorB secondC(bottomColor.red(), bottomColor.green(), bottomColor.blue(), 255.0f);
TransformationMatrices backupSceneMatrices;
m_renderer->Set2DMode(m_rcClient.right(), m_rcClient.bottom(), backupSceneMatrices);
m_displayContext.SetState(e_Mode3D | e_AlphaBlended | e_FillModeSolid | e_CullModeBack | e_DepthWriteOn | e_DepthTestOn);
dc.DrawQuadGradient(src, trgx, pos + x, pos, secondC, firstC);
m_renderer->Unset2DMode(backupSceneMatrices);
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::RenderCursorString()
{
if (m_cursorStr.isEmpty())
{
return;
}
const auto point = WidgetToViewport(mapFromGlobal(QCursor::pos()));
// Display hit object name.
float col[4] = { 1, 1, 1, 1 };
m_renderer->Draw2dLabel(point.x() + 12, point.y() + 4, 1.2f, col, false, "%s", m_cursorStr.toUtf8().data());
if (!m_cursorSupplementaryStr.isEmpty())
{
float col2[4] = { 1, 1, 0, 1 };
m_renderer->Draw2dLabel(point.x() + 12, point.y() + 4 + CURSOR_FONT_HEIGHT * 1.2f, 1.2f, col2, false, "%s", m_cursorSupplementaryStr.toUtf8().data());
}
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::UpdateSafeFrame()
{
m_safeFrame = m_rcClient;
if (m_safeFrame.height() == 0)
{
return;
}
const bool allowSafeFrameBiggerThanViewport = false;
float safeFrameAspectRatio = float( m_safeFrame.width()) / m_safeFrame.height();
float targetAspectRatio = GetAspectRatio();
bool viewportIsWiderThanSafeFrame = (targetAspectRatio <= safeFrameAspectRatio);
if (viewportIsWiderThanSafeFrame || allowSafeFrameBiggerThanViewport)
{
float maxSafeFrameWidth = m_safeFrame.height() * targetAspectRatio;
float widthDifference = m_safeFrame.width() - maxSafeFrameWidth;
m_safeFrame.setLeft(m_safeFrame.left() + widthDifference * 0.5);
m_safeFrame.setRight(m_safeFrame.right() - widthDifference * 0.5);
}
else
{
float maxSafeFrameHeight = m_safeFrame.width() / targetAspectRatio;
float heightDifference = m_safeFrame.height() - maxSafeFrameHeight;
m_safeFrame.setTop(m_safeFrame.top() + heightDifference * 0.5);
m_safeFrame.setBottom(m_safeFrame.bottom() - heightDifference * 0.5);
}
m_safeFrame.adjust(0, 0, -1, -1); // <-- aesthetic improvement.
const float SAFE_ACTION_SCALE_FACTOR = 0.05f;
m_safeAction = m_safeFrame;
m_safeAction.adjust(m_safeFrame.width() * SAFE_ACTION_SCALE_FACTOR, m_safeFrame.height() * SAFE_ACTION_SCALE_FACTOR,
-m_safeFrame.width() * SAFE_ACTION_SCALE_FACTOR, -m_safeFrame.height() * SAFE_ACTION_SCALE_FACTOR);
const float SAFE_TITLE_SCALE_FACTOR = 0.1f;
m_safeTitle = m_safeFrame;
m_safeTitle.adjust(m_safeFrame.width() * SAFE_TITLE_SCALE_FACTOR, m_safeFrame.height() * SAFE_TITLE_SCALE_FACTOR,
-m_safeFrame.width() * SAFE_TITLE_SCALE_FACTOR, -m_safeFrame.height() * SAFE_TITLE_SCALE_FACTOR);
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::RenderSafeFrame()
{
RenderSafeFrame(m_safeFrame, 0.75f, 0.75f, 0, 0.8f);
RenderSafeFrame(m_safeAction, 0, 0.85f, 0.80f, 0.8f);
RenderSafeFrame(m_safeTitle, 0.80f, 0.60f, 0, 0.8f);
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::RenderSafeFrame(const QRect& frame, float r, float g, float b, float a)
{
m_displayContext.SetColor(r, g, b, a);
const int LINE_WIDTH = 2;
for (int i = 0; i < LINE_WIDTH; i++)
{
Vec3 topLeft(frame.left() + i, frame.top() + i, 0);
Vec3 bottomRight(frame.right() - i, frame.bottom() - i, 0);
m_displayContext.DrawWireBox(topLeft, bottomRight);
}
}
//////////////////////////////////////////////////////////////////////////
float CRenderViewport::GetAspectRatio() const
{
return gSettings.viewports.fDefaultAspectRatio;
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::RenderSnapMarker()
{
if (!gSettings.snap.markerDisplay)
{
return;
}
QPoint point = QCursor::pos();
ScreenToClient(point);
Vec3 p = MapViewToCP(point);
DisplayContext& dc = m_displayContext;
float fScreenScaleFactor = GetScreenScaleFactor(p);
Vec3 x(1, 0, 0);
Vec3 y(0, 1, 0);
Vec3 z(0, 0, 1);
x = x * gSettings.snap.markerSize * fScreenScaleFactor * 0.1f;
y = y * gSettings.snap.markerSize * fScreenScaleFactor * 0.1f;
z = z * gSettings.snap.markerSize * fScreenScaleFactor * 0.1f;
dc.SetColor(gSettings.snap.markerColor);
dc.DrawLine(p - x, p + x);
dc.DrawLine(p - y, p + y);
dc.DrawLine(p - z, p + z);
point = WorldToView(p);
int s = 8;
dc.DrawLine2d(point + QPoint(-s, -s), point + QPoint(s, -s), 0);
dc.DrawLine2d(point + QPoint(-s, s), point + QPoint(s, s), 0);
dc.DrawLine2d(point + QPoint(-s, -s), point + QPoint(-s, s), 0);
dc.DrawLine2d(point + QPoint(s, -s), point + QPoint(s, s), 0);
}
//////////////////////////////////////////////////////////////////////////
static void OnMenuDisplayWireframe()
{
ICVar* piVar(gEnv->pConsole->GetCVar("r_wireframe"));
int nRenderMode = piVar->GetIVal();
if (nRenderMode != R_WIREFRAME_MODE)
{
piVar->Set(R_WIREFRAME_MODE);
}
else
{
piVar->Set(R_SOLID_MODE);
}
}
//////////////////////////////////////////////////////////////////////////
static void OnMenuTargetAspectRatio(float aspect)
{
gSettings.viewports.fDefaultAspectRatio = aspect;
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::OnMenuResolutionCustom()
{
CCustomResolutionDlg resDlg(width(), height(), parentWidget());
if (resDlg.exec() == QDialog::Accepted)
{
ResizeView(resDlg.GetWidth(), resDlg.GetHeight());
const QString text = QString::fromLatin1("%1 x %2").arg(resDlg.GetWidth()).arg(resDlg.GetHeight());
QStringList customResPresets;
CViewportTitleDlg::LoadCustomPresets("ResPresets", "ResPresetFor2ndView", customResPresets);
CViewportTitleDlg::UpdateCustomPresets(text, customResPresets);
CViewportTitleDlg::SaveCustomPresets("ResPresets", "ResPresetFor2ndView", customResPresets);
}
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::OnMenuCreateCameraEntityFromCurrentView()
{
Camera::EditorCameraSystemRequestBus::Broadcast(&Camera::EditorCameraSystemRequests::CreateCameraEntityFromViewport);
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::OnMenuSelectCurrentCamera()
{
CBaseObject* pCameraObject = GetCameraObject();
if (pCameraObject && !pCameraObject->IsSelected())
{
GetIEditor()->BeginUndo();
IObjectManager* pObjectManager = GetIEditor()->GetObjectManager();
pObjectManager->ClearSelection();
pObjectManager->SelectObject(pCameraObject);
GetIEditor()->AcceptUndo("Select Current Camera");
}
}
static AzFramework::CameraState CameraStateFromCCamera(
const CCamera& camera, const float fov, const float width, const float height)
{
FUNCTION_PROFILER(GetIEditor()->GetSystem(), PROFILE_EDITOR);
AzFramework::CameraState state;
state.m_forward = LYVec3ToAZVec3(camera.GetViewdir());
state.m_up = LYVec3ToAZVec3(camera.GetUp());
state.m_side = state.m_forward.Cross(state.m_up);
state.m_position = LYVec3ToAZVec3(camera.GetPosition());
state.m_fovOrZoom = fov;
state.m_nearClip = camera.GetNearPlane();
state.m_farClip = camera.GetFarPlane();
state.m_orthographic = false;
state.m_viewportSize = AZ::Vector2(width, height);
return state;
}
AzFramework::CameraState CRenderViewport::GetCameraState()
{
return CameraStateFromCCamera(GetCamera(), GetFOV(), m_rcClient.width(), m_rcClient.height());
}
bool CRenderViewport::GridSnappingEnabled()
{
return false;
}
float CRenderViewport::GridSize()
{
return 0.0f;
}
bool CRenderViewport::ShowGrid()
{
return false;
}
bool CRenderViewport::AngleSnappingEnabled()
{
return false;
}
float CRenderViewport::AngleStep()
{
return 0.0f;
}
AZ::Vector3 CRenderViewport::PickTerrain(const AzFramework::ScreenPoint& point)
{
FUNCTION_PROFILER(GetIEditor()->GetSystem(), PROFILE_EDITOR);
return LYVec3ToAZVec3(ViewToWorld(AzToolsFramework::ViewportInteraction::QPointFromScreenPoint(point), nullptr, true));
}
AZ::EntityId CRenderViewport::PickEntity(const AzFramework::ScreenPoint& point)
{
FUNCTION_PROFILER(GetIEditor()->GetSystem(), PROFILE_EDITOR);
PreWidgetRendering();
AZ::EntityId entityId;
HitContext hitInfo;
hitInfo.view = this;
if (HitTest(AzToolsFramework::ViewportInteraction::QPointFromScreenPoint(point), hitInfo))
{
if (hitInfo.object && (hitInfo.object->GetType() == OBJTYPE_AZENTITY))
{
auto entityObject = static_cast<CComponentEntityObject*>(hitInfo.object);
entityId = entityObject->GetAssociatedEntityId();
}
}
PostWidgetRendering();
return entityId;
}
float CRenderViewport::TerrainHeight(const AZ::Vector2& position)
{
return GetIEditor()->GetTerrainElevation(position.GetX(), position.GetY());
}
void CRenderViewport::FindVisibleEntities(AZStd::vector<AZ::EntityId>& visibleEntitiesOut)
{
FUNCTION_PROFILER(GetIEditor()->GetSystem(), PROFILE_EDITOR);
if (ed_visibility_use)
{
visibleEntitiesOut.assign(m_entityVisibilityQuery.Begin(), m_entityVisibilityQuery.End());
}
else
{
if (m_displayContext.GetView() == nullptr)
{
return;
}
const AZStd::vector<AZ::EntityId>& entityIdCache =
m_displayContext.GetView()->GetVisibleObjectsCache()->GetEntityIdCache();
visibleEntitiesOut.assign(entityIdCache.begin(), entityIdCache.end());
}
}
AzFramework::ScreenPoint CRenderViewport::ViewportWorldToScreen(const AZ::Vector3& worldPosition)
{
FUNCTION_PROFILER(GetIEditor()->GetSystem(), PROFILE_EDITOR);
PreWidgetRendering();
const AzFramework::ScreenPoint screenPosition =
AzToolsFramework::ViewportInteraction::ScreenPointFromQPoint(WorldToView(AZVec3ToLYVec3(worldPosition)));
PostWidgetRendering();
return screenPosition;
}
bool CRenderViewport::IsViewportInputFrozen()
{
return m_freezeViewportInput;
}
void CRenderViewport::FreezeViewportInput(bool freeze)
{
m_freezeViewportInput = freeze;
}
QWidget* CRenderViewport::GetWidgetForViewportContextMenu()
{
return this;
}
void CRenderViewport::BeginWidgetContext()
{
PreWidgetRendering();
}
void CRenderViewport::EndWidgetContext()
{
PostWidgetRendering();
}
bool CRenderViewport::ShowingWorldSpace()
{
using namespace AzToolsFramework::ViewportInteraction;
return BuildKeyboardModifiers(QGuiApplication::queryKeyboardModifiers()).Shift();
}
void CRenderViewport::SetWindowTitle(const AZStd::string& title)
{
// Do not support the WindowRequestBus changing the editor window title
AZ_UNUSED(title);
}
AzFramework::WindowSize CRenderViewport::GetClientAreaSize() const
{
return AzFramework::WindowSize(m_rcClient.width(), m_rcClient.height());
}
void CRenderViewport::ResizeClientArea(AzFramework::WindowSize clientAreaSize)
{
QWidget* window = this->window();
window->resize(aznumeric_cast<int>(clientAreaSize.m_width), aznumeric_cast<int>(clientAreaSize.m_height));
}
bool CRenderViewport::GetFullScreenState() const
{
// CRenderViewport does not currently support full screen.
return false;
}
void CRenderViewport::SetFullScreenState([[maybe_unused]]bool fullScreenState)
{
// CRenderViewport does not currently support full screen.
}
bool CRenderViewport::CanToggleFullScreenState() const
{
// CRenderViewport does not currently support full screen.
return false;
}
void CRenderViewport::ToggleFullScreenState()
{
// CRenderViewport does not currently support full screen.
}
void CRenderViewport::ConnectViewportInteractionRequestBus()
{
AzToolsFramework::ViewportInteraction::ViewportFreezeRequestBus::Handler::BusConnect(GetViewportId());
AzToolsFramework::ViewportInteraction::ViewportInteractionRequestBus::Handler::BusConnect(GetViewportId());
AzToolsFramework::ViewportInteraction::MainEditorViewportInteractionRequestBus::Handler::BusConnect(GetViewportId());
m_viewportUi.ConnectViewportUiBus(GetViewportId());
AzFramework::InputSystemCursorConstraintRequestBus::Handler::BusConnect();
}
void CRenderViewport::DisconnectViewportInteractionRequestBus()
{
AzFramework::InputSystemCursorConstraintRequestBus::Handler::BusDisconnect();
m_viewportUi.DisconnectViewportUiBus();
AzToolsFramework::ViewportInteraction::MainEditorViewportInteractionRequestBus::Handler::BusDisconnect();
AzToolsFramework::ViewportInteraction::ViewportInteractionRequestBus::Handler::BusDisconnect();
AzToolsFramework::ViewportInteraction::ViewportFreezeRequestBus::Handler::BusDisconnect();
}
//////////////////////////////////////////////////////////////////////////
static void ToggleBool(bool* variable, bool* disableVariableIfOn)
{
*variable = !*variable;
if (*variable && disableVariableIfOn)
{
*disableVariableIfOn = false;
}
}
//////////////////////////////////////////////////////////////////////////
static void ToggleInt(int* variable)
{
*variable = !*variable;
}
//////////////////////////////////////////////////////////////////////////
static void AddCheckbox(QMenu* menu, const QString& text, bool* variable, bool* disableVariableIfOn = nullptr)
{
QAction* action = menu->addAction(text);
QObject::connect(action, &QAction::triggered, action, [variable, disableVariableIfOn] { ToggleBool(variable, disableVariableIfOn);
});
action->setCheckable(true);
action->setChecked(*variable);
}
//////////////////////////////////////////////////////////////////////////
static void AddCheckbox(QMenu* menu, const QString& text, int* variable)
{
QAction* action = menu->addAction(text);
QObject::connect(action, &QAction::triggered, action, [variable] { ToggleInt(variable);
});
action->setCheckable(true);
action->setChecked(*variable);
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::OnTitleMenu(QMenu* menu)
{
const int nWireframe = gEnv->pConsole->GetCVar("r_wireframe")->GetIVal();
QAction* action = menu->addAction(tr("Wireframe"));
connect(action, &QAction::triggered, action, OnMenuDisplayWireframe);
action->setCheckable(true);
action->setChecked(nWireframe == R_WIREFRAME_MODE);
const bool bDisplayLabels = GetIEditor()->GetDisplaySettings()->IsDisplayLabels();
action = menu->addAction(tr("Labels"));
connect(action, &QAction::triggered, this, [bDisplayLabels] {GetIEditor()->GetDisplaySettings()->DisplayLabels(!bDisplayLabels);
});
action->setCheckable(true);
action->setChecked(bDisplayLabels);
AddCheckbox(menu, tr("Show Safe Frame"), &gSettings.viewports.bShowSafeFrame);
AddCheckbox(menu, tr("Show Construction Plane"), &gSettings.snap.constructPlaneDisplay);
AddCheckbox(menu, tr("Show Trigger Bounds"), &gSettings.viewports.bShowTriggerBounds);
AddCheckbox(menu, tr("Show Icons"), &gSettings.viewports.bShowIcons, &gSettings.viewports.bShowSizeBasedIcons);
AddCheckbox(menu, tr("Show Size-based Icons"), &gSettings.viewports.bShowSizeBasedIcons, &gSettings.viewports.bShowIcons);
AddCheckbox(menu, tr("Show Helpers of Frozen Objects"), &gSettings.viewports.nShowFrozenHelpers);
if (!m_predefinedAspectRatios.IsEmpty())
{
QMenu* aspectRatiosMenu = menu->addMenu(tr("Target Aspect Ratio"));
for (size_t i = 0; i < m_predefinedAspectRatios.GetCount(); ++i)
{
const QString& aspectRatioString = m_predefinedAspectRatios.GetName(i);
QAction* aspectRatioAction = aspectRatiosMenu->addAction(aspectRatioString);
connect(aspectRatioAction, &QAction::triggered, this, [i, this] { OnMenuTargetAspectRatio(m_predefinedAspectRatios.GetValue(i));
});
aspectRatioAction->setCheckable(true);
aspectRatioAction->setChecked(m_predefinedAspectRatios.IsCurrent(i));
}
}
// Set ourself as the active viewport so the following actions create a camera from this view
GetIEditor()->GetViewManager()->SelectViewport(this);
CGameEngine* gameEngine = GetIEditor()->GetGameEngine();
if (Camera::EditorCameraSystemRequestBus::HasHandlers())
{
action = menu->addAction(tr("Create camera entity from current view"));
connect(action, &QAction::triggered, this, &CRenderViewport::OnMenuCreateCameraEntityFromCurrentView);
if (!gameEngine || !gameEngine->IsLevelLoaded())
{
action->setEnabled(false);
action->setToolTip(tr(TextCantCreateCameraNoLevel));
menu->setToolTipsVisible(true);
}
}
if (!gameEngine || !gameEngine->IsLevelLoaded())
{
action->setEnabled(false);
action->setToolTip(tr(TextCantCreateCameraNoLevel));
menu->setToolTipsVisible(true);
}
if (GetCameraObject())
{
action = menu->addAction(tr("Select Current Camera"));
connect(action, &QAction::triggered, this, &CRenderViewport::OnMenuSelectCurrentCamera);
}
// Add Cameras.
bool bHasCameras = AddCameraMenuItems(menu);
CRenderViewport* pFloatingViewport = nullptr;
if (GetIEditor()->GetViewManager()->GetViewCount() > 1)
{
for (int i = 0; i < GetIEditor()->GetViewManager()->GetViewCount(); ++i)
{
CViewport* vp = GetIEditor()->GetViewManager()->GetView(i);
if (!vp)
{
continue;
}
if (viewport_cast<CRenderViewport*>(vp) == nullptr)
{
continue;
}
if (vp->GetViewportId() == MAX_NUM_VIEWPORTS - 1)
{
menu->addSeparator();
QMenu* floatViewMenu = menu->addMenu(tr("Floating View"));
pFloatingViewport = (CRenderViewport*)vp;
pFloatingViewport->AddCameraMenuItems(floatViewMenu);
if (bHasCameras)
{
floatViewMenu->addSeparator();
}
QMenu* resolutionMenu = floatViewMenu->addMenu(tr("Resolution"));
QStringList customResPresets;
CViewportTitleDlg::LoadCustomPresets("ResPresets", "ResPresetFor2ndView", customResPresets);
CViewportTitleDlg::AddResolutionMenus(resolutionMenu, [this](int width, int height) { ResizeView(width, height); }, customResPresets);
if (!resolutionMenu->actions().isEmpty())
{
resolutionMenu->addSeparator();
}
QAction* customResolutionAction = resolutionMenu->addAction(tr("Custom..."));
connect(customResolutionAction, &QAction::triggered, this, &CRenderViewport::OnMenuResolutionCustom);
break;
}
}
}
}
//////////////////////////////////////////////////////////////////////////
bool CRenderViewport::AddCameraMenuItems(QMenu* menu)
{
if (!menu->isEmpty())
{
menu->addSeparator();
}
AddCheckbox(menu, "Lock Camera Movement", &m_bLockCameraMovement);
menu->addSeparator();
// Camera Sub menu
QMenu* customCameraMenu = menu->addMenu(tr("Camera"));
QAction* action = customCameraMenu->addAction("Editor Camera");
action->setCheckable(true);
action->setChecked(m_viewSourceType == ViewSourceType::None);
connect(action, &QAction::triggered, this, &CRenderViewport::SetDefaultCamera);
AZ::EBusAggregateResults<AZ::EntityId> getCameraResults;
Camera::CameraBus::BroadcastResult(getCameraResults, &Camera::CameraRequests::GetCameras);
const int numCameras = getCameraResults.values.size();
// only enable if we're editing a sequence in Track View and have cameras in the level
bool enableSequenceCameraMenu = (GetIEditor()->GetAnimation()->GetSequence() && numCameras);
action = customCameraMenu->addAction(tr("Sequence Camera"));
action->setCheckable(true);
action->setChecked(m_viewSourceType == ViewSourceType::SequenceCamera);
action->setEnabled(enableSequenceCameraMenu);
connect(action, &QAction::triggered, this, &CRenderViewport::SetSequenceCamera);
QVector<QAction*> additionalCameras;
additionalCameras.reserve(getCameraResults.values.size());
for (const AZ::EntityId& entityId : getCameraResults.values)
{
AZStd::string entityName;
AZ::ComponentApplicationBus::BroadcastResult(entityName, &AZ::ComponentApplicationRequests::GetEntityName, entityId);
action = new QAction(QString(entityName.c_str()), nullptr);
additionalCameras.append(action);
action->setCheckable(true);
action->setChecked(m_viewEntityId == entityId && m_viewSourceType == ViewSourceType::CameraComponent);
connect(action, &QAction::triggered, this, [this, entityId](bool isChecked)
{
if (isChecked)
{
SetComponentCamera(entityId);
}
else
{
SetDefaultCamera();
}
});
}
std::sort(additionalCameras.begin(), additionalCameras.end(), [] (QAction* a1, QAction* a2) {
return QString::compare(a1->text(), a2->text(), Qt::CaseInsensitive) < 0;
});
for (QAction* cameraAction : additionalCameras)
{
customCameraMenu->addAction(cameraAction);
}
action = customCameraMenu->addAction(tr("Look through entity"));
AzToolsFramework::EntityIdList selectedEntityList;
AzToolsFramework::ToolsApplicationRequests::Bus::BroadcastResult(selectedEntityList, &AzToolsFramework::ToolsApplicationRequests::GetSelectedEntities);
action->setCheckable(selectedEntityList.size() > 0 || m_viewSourceType == ViewSourceType::AZ_Entity);
action->setEnabled(selectedEntityList.size() > 0 || m_viewSourceType == ViewSourceType::AZ_Entity);
action->setChecked(m_viewSourceType == ViewSourceType::AZ_Entity);
connect(action, &QAction::triggered, this, [this](bool isChecked)
{
if (isChecked)
{
AzToolsFramework::EntityIdList selectedEntityList;
AzToolsFramework::ToolsApplicationRequests::Bus::BroadcastResult(selectedEntityList, &AzToolsFramework::ToolsApplicationRequests::GetSelectedEntities);
if (selectedEntityList.size())
{
SetEntityAsCamera(*selectedEntityList.begin());
}
}
else
{
SetDefaultCamera();
}
});
return true;
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::ResizeView(int width, int height)
{
const QRect rView = rect().translated(mapToGlobal(QPoint()));
int deltaWidth = width - rView.width();
int deltaHeight = height - rView.height();
if (window()->isFullScreen())
{
setGeometry(rView.left(), rView.top(), rView.width() + deltaWidth, rView.height() + deltaHeight);
}
else
{
QWidget* window = this->window();
if (window->isMaximized())
{
window->showNormal();
}
const QSize deltaSize = QSize(width, height) - size();
window->move(0, 0);
window->resize(window->size() + deltaSize);
}
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::ToggleCameraObject()
{
if (m_viewSourceType == ViewSourceType::SequenceCamera)
{
ResetToViewSourceType(ViewSourceType::LegacyCamera);
}
else
{
ResetToViewSourceType(ViewSourceType::SequenceCamera);
}
PostCameraSet();
GetIEditor()->GetAnimation()->ForceAnimation();
}
void CRenderViewport::OnMouseWheel(Qt::KeyboardModifiers modifiers, short zDelta, const QPoint& point)
{
using namespace AzToolsFramework::ViewportInteraction;
using AzToolsFramework::EditorInteractionSystemViewportSelectionRequestBus;
if (GetIEditor()->IsInGameMode() || m_freezeViewportInput)
{
return;
}
const auto scaledPoint = WidgetToViewport(point);
const auto mouseInteraction = BuildMouseInteractionInternal(
MouseButtonsFromButton(MouseButton::None),
BuildKeyboardModifiers(modifiers),
BuildMousePick(scaledPoint));
bool handled = false;
MouseInteractionResult result = MouseInteractionResult::None;
AzToolsFramework::EditorInteractionSystemViewportSelectionRequestBus::EventResult(
result, AzToolsFramework::GetEntityContextId(),
&EditorInteractionSystemViewportSelectionRequestBus::Events::InternalHandleAllMouseInteractions,
MouseInteractionEvent(mouseInteraction, zDelta));
handled = result != MouseInteractionResult::None;
if (!handled)
{
Matrix34 m = GetViewTM();
const Vec3 ydir = m.GetColumn1().GetNormalized();
Vec3 pos = m.GetTranslation();
const float posDelta = 0.01f * zDelta * gSettings.wheelZoomSpeed;
pos += ydir * posDelta;
m_orbitDistance = m_orbitDistance - posDelta;
m_orbitDistance = fabs(m_orbitDistance);
m.SetTranslation(pos);
SetViewTM(m, true);
QtViewport::OnMouseWheel(modifiers, zDelta, scaledPoint);
}
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::SetCamera(const CCamera& camera)
{
m_Camera = camera;
SetViewTM(m_Camera.GetMatrix());
}
//////////////////////////////////////////////////////////////////////////
float CRenderViewport::GetCameraMoveSpeed() const
{
return gSettings.cameraMoveSpeed;
}
//////////////////////////////////////////////////////////////////////////
float CRenderViewport::GetCameraRotateSpeed() const
{
return gSettings.cameraRotateSpeed;
}
//////////////////////////////////////////////////////////////////////////
bool CRenderViewport::GetCameraInvertYRotation() const
{
return gSettings.invertYRotation;
}
//////////////////////////////////////////////////////////////////////////
float CRenderViewport::GetCameraInvertPan() const
{
return gSettings.invertPan;
}
//////////////////////////////////////////////////////////////////////////
CRenderViewport* CRenderViewport::GetPrimaryViewport()
{
return m_pPrimaryViewport;
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::focusOutEvent([[maybe_unused]] QFocusEvent* event)
{
// if we lose focus, the keyboard map needs to be cleared immediately
if (!m_keyDown.isEmpty())
{
m_keyDown.clear();
releaseKeyboard();
}
}
void CRenderViewport::keyPressEvent(QKeyEvent* event)
{
// Special case Escape key and bubble way up to the top level parent so that it can cancel us out of any active tool
// or clear the current selection
if (event->key() == Qt::Key_Escape)
{
QCoreApplication::sendEvent(GetIEditor()->GetEditorMainWindow(), event);
}
// NOTE: we keep track of keypresses and releases explicitly because the OS/Qt will insert a slight delay between sending
// keyevents when the key is held down. This is standard, but makes responding to key events for game style input silly
// because we want the movement to be butter smooth.
if (!event->isAutoRepeat())
{
if (m_keyDown.isEmpty())
{
grabKeyboard();
}
m_keyDown.insert(event->key());
}
QtViewport::keyPressEvent(event);
#if defined(AZ_PLATFORM_WINDOWS)
// In game mode on windows we need to forward raw text events to the input system.
if (GetIEditor()->IsInGameMode() && GetType() == ET_ViewportCamera)
{
// Get the QString as a '\0'-terminated array of unsigned shorts.
// The result remains valid until the string is modified.
const ushort* codeUnitsUTF16 = event->text().utf16();
while (ushort codeUnitUTF16 = *codeUnitsUTF16)
{
AzFramework::RawInputNotificationBusWindows::Broadcast(&AzFramework::RawInputNotificationsWindows::OnRawInputCodeUnitUTF16Event, codeUnitUTF16);
++codeUnitsUTF16;
}
}
#endif // defined(AZ_PLATFORM_WINDOWS)
}
void CRenderViewport::ProcessKeyRelease(QKeyEvent* event)
{
if (!event->isAutoRepeat())
{
if (m_keyDown.contains(event->key()))
{
m_keyDown.remove(event->key());
if (m_keyDown.isEmpty())
{
releaseKeyboard();
}
}
}
}
void CRenderViewport::keyReleaseEvent(QKeyEvent* event)
{
ProcessKeyRelease(event);
QtViewport::keyReleaseEvent(event);
}
void CRenderViewport::SetViewTM(const Matrix34& viewTM, bool bMoveOnly)
{
Matrix34 camMatrix = viewTM;
// If no collision flag set do not check for terrain elevation.
if (GetType() == ET_ViewportCamera)
{
if ((GetIEditor()->GetDisplaySettings()->GetSettings() & SETTINGS_NOCOLLISION) == 0)
{
Vec3 p = camMatrix.GetTranslation();
bool adjustCameraElevation = true;
auto terrain = AzFramework::Terrain::TerrainDataRequestBus::FindFirstHandler();
if (terrain)
{
AZ::Aabb terrainAabb(terrain->GetTerrainAabb());
// Adjust the AABB to include all Z values. Since the goal here is to snap the camera to the terrain height if
// it's below the terrain, we only want to verify the camera is within the XY bounds of the terrain to adjust the elevation.
terrainAabb.SetMin(AZ::Vector3(terrainAabb.GetMin().GetX(), terrainAabb.GetMin().GetY(), -AZ::Constants::FloatMax));
terrainAabb.SetMax(AZ::Vector3(terrainAabb.GetMax().GetX(), terrainAabb.GetMax().GetY(), AZ::Constants::FloatMax));
if (!terrainAabb.Contains(LYVec3ToAZVec3(p)))
{
adjustCameraElevation = false;
}
else if (terrain->GetIsHoleFromFloats(p.x, p.y))
{
adjustCameraElevation = false;
}
}
if (adjustCameraElevation)
{
float z = GetIEditor()->GetTerrainElevation(p.x, p.y);
if (p.z < z + 0.25)
{
p.z = z + 0.25;
camMatrix.SetTranslation(p);
}
}
}
// Also force this position on game.
if (GetIEditor()->GetGameEngine())
{
GetIEditor()->GetGameEngine()->SetPlayerViewMatrix(viewTM);
}
}
CBaseObject* cameraObject = GetCameraObject();
if (cameraObject)
{
// Ignore camera movement if locked.
if (IsCameraMovementLocked() || (!GetIEditor()->GetAnimation()->IsRecordMode() && !IsCameraObjectMove()))
{
return;
}
AZ::Matrix3x3 lookThroughEntityCorrection = AZ::Matrix3x3::CreateIdentity();
if (m_viewEntityId.IsValid())
{
LmbrCentral::EditorCameraCorrectionRequestBus::EventResult(
lookThroughEntityCorrection, m_viewEntityId,
&LmbrCentral::EditorCameraCorrectionRequests::GetInverseTransformCorrection);
}
if (m_pressedKeyState != KeyPressedState::PressedInPreviousFrame)
{
CUndo undo("Move Camera");
if (bMoveOnly)
{
// specify eObjectUpdateFlags_UserInput so that an undo command gets logged
cameraObject->SetWorldPos(camMatrix.GetTranslation(), eObjectUpdateFlags_UserInput);
}
else
{
// specify eObjectUpdateFlags_UserInput so that an undo command gets logged
cameraObject->SetWorldTM(camMatrix * AZMatrix3x3ToLYMatrix3x3(lookThroughEntityCorrection), eObjectUpdateFlags_UserInput);
}
}
else
{
if (bMoveOnly)
{
// Do not specify eObjectUpdateFlags_UserInput, so that an undo command does not get logged; we covered it already when m_pressedKeyState was PressedThisFrame
cameraObject->SetWorldPos(camMatrix.GetTranslation());
}
else
{
// Do not specify eObjectUpdateFlags_UserInput, so that an undo command does not get logged; we covered it already when m_pressedKeyState was PressedThisFrame
cameraObject->SetWorldTM(camMatrix * AZMatrix3x3ToLYMatrix3x3(lookThroughEntityCorrection));
}
}
using namespace AzToolsFramework;
ComponentEntityObjectRequestBus::Event(cameraObject, &ComponentEntityObjectRequestBus::Events::UpdatePreemptiveUndoCache);
}
else if (m_viewEntityId.IsValid())
{
// Ignore camera movement if locked.
if (IsCameraMovementLocked() || (!GetIEditor()->GetAnimation()->IsRecordMode() && !IsCameraObjectMove()))
{
return;
}
if (m_pressedKeyState != KeyPressedState::PressedInPreviousFrame)
{
CUndo undo("Move Camera");
if (bMoveOnly)
{
AZ::TransformBus::Event(
m_viewEntityId, &AZ::TransformInterface::SetWorldTranslation,
LYVec3ToAZVec3(camMatrix.GetTranslation()));
}
else
{
AZ::TransformBus::Event(
m_viewEntityId, &AZ::TransformInterface::SetWorldTM,
LYTransformToAZTransform(camMatrix));
}
}
else
{
if (bMoveOnly)
{
AZ::TransformBus::Event(
m_viewEntityId, &AZ::TransformInterface::SetWorldTranslation,
LYVec3ToAZVec3(camMatrix.GetTranslation()));
}
else
{
AZ::TransformBus::Event(
m_viewEntityId, &AZ::TransformInterface::SetWorldTM,
LYTransformToAZTransform(camMatrix));
}
}
AzToolsFramework::PropertyEditorGUIMessages::Bus::Broadcast(
&AzToolsFramework::PropertyEditorGUIMessages::RequestRefresh,
AzToolsFramework::PropertyModificationRefreshLevel::Refresh_AttributesAndValues);
}
if (m_pressedKeyState == KeyPressedState::PressedThisFrame)
{
m_pressedKeyState = KeyPressedState::PressedInPreviousFrame;
}
QtViewport::SetViewTM(camMatrix);
m_Camera.SetMatrix(camMatrix);
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::RenderSelectedRegion()
{
AABB box;
GetIEditor()->GetSelectedRegion(box);
if (box.IsEmpty())
{
return;
}
float x1 = box.min.x;
float y1 = box.min.y;
float x2 = box.max.x;
float y2 = box.max.y;
DisplayContext& dc = m_displayContext;
float fMaxSide = MAX(y2 - y1, x2 - x1);
if (fMaxSide < 0.1f)
{
return;
}
float fStep = fMaxSide / 100.0f;
float fMinZ = 0;
float fMaxZ = 0;
// Draw yellow border lines.
dc.SetColor(1, 1, 0, 1);
float offset = 0.01f;
Vec3 p1, p2;
const float defaultTerrainHeight = AzFramework::Terrain::TerrainDataRequests::GetDefaultTerrainHeight();
auto terrain = AzFramework::Terrain::TerrainDataRequestBus::FindFirstHandler();
for (float y = y1; y < y2; y += fStep)
{
p1.x = x1;
p1.y = y;
p1.z = terrain ? terrain->GetHeightFromFloats(p1.x, p1.y) + offset : defaultTerrainHeight + offset;
p2.x = x1;
p2.y = y + fStep;
p2.z = terrain ? terrain->GetHeightFromFloats(p2.x, p2.y) + offset : defaultTerrainHeight + offset;
dc.DrawLine(p1, p2);
p1.x = x2;
p1.y = y;
p1.z = terrain ? terrain->GetHeightFromFloats(p1.x, p1.y) + offset : defaultTerrainHeight + offset;
p2.x = x2;
p2.y = y + fStep;
p2.z = terrain ? terrain->GetHeightFromFloats(p2.x, p2.y) + offset : defaultTerrainHeight + offset;
dc.DrawLine(p1, p2);
fMinZ = min(fMinZ, min(p1.z, p2.z));
fMaxZ = max(fMaxZ, max(p1.z, p2.z));
}
for (float x = x1; x < x2; x += fStep)
{
p1.x = x;
p1.y = y1;
p1.z = terrain ? terrain->GetHeightFromFloats(p1.x, p1.y) + offset : defaultTerrainHeight + offset;
p2.x = x + fStep;
p2.y = y1;
p2.z = terrain ? terrain->GetHeightFromFloats(p2.x, p2.y) + offset : defaultTerrainHeight + offset;
dc.DrawLine(p1, p2);
p1.x = x;
p1.y = y2;
p1.z = terrain ? terrain->GetHeightFromFloats(p1.x, p1.y) + offset : defaultTerrainHeight + offset;
p2.x = x + fStep;
p2.y = y2;
p2.z = terrain ? terrain->GetHeightFromFloats(p2.x, p2.y) + offset : defaultTerrainHeight + offset;
dc.DrawLine(p1, p2);
fMinZ = min(fMinZ, min(p1.z, p2.z));
fMaxZ = max(fMaxZ, max(p1.z, p2.z));
}
{
// Draw a box area
float fBoxOver = fMaxSide / 5.0f;
float fBoxHeight = fBoxOver + fMaxZ - fMinZ;
ColorB boxColor(64, 64, 255, 128); // light blue
ColorB transparent(boxColor.r, boxColor.g, boxColor.b, 0);
Vec3 base[] = {
Vec3(x1, y1, fMinZ),
Vec3(x2, y1, fMinZ),
Vec3(x2, y2, fMinZ),
Vec3(x1, y2, fMinZ)
};
// Generate vertices
static AABB boxPrev(AABB::RESET);
static std::vector<Vec3> verts;
static std::vector<ColorB> colors;
if (!IsEquivalent(boxPrev, box))
{
verts.resize(0);
colors.resize(0);
for (int i = 0; i < 4; ++i)
{
Vec3& p = base[i];
verts.push_back(p);
verts.push_back(Vec3(p.x, p.y, p.z + fBoxHeight));
verts.push_back(Vec3(p.x, p.y, p.z + fBoxHeight + fBoxOver));
colors.push_back(boxColor);
colors.push_back(boxColor);
colors.push_back(transparent);
}
boxPrev = box;
}
// Generate indices
const int numInds = 4 * 12;
static vtx_idx inds[numInds];
static bool bNeedIndsInit = true;
if (bNeedIndsInit)
{
vtx_idx* pInds = &inds[0];
for (int i = 0; i < 4; ++i)
{
int over = 0;
if (i == 3)
{
over = -12;
}
int ind = i * 3;
*pInds++ = ind;
*pInds++ = ind + 3 + over;
*pInds++ = ind + 1;
*pInds++ = ind + 1;
*pInds++ = ind + 3 + over;
*pInds++ = ind + 4 + over;
ind = i * 3 + 1;
*pInds++ = ind;
*pInds++ = ind + 3 + over;
*pInds++ = ind + 1;
*pInds++ = ind + 1;
*pInds++ = ind + 3 + over;
*pInds++ = ind + 4 + over;
}
bNeedIndsInit = false;
}
// Draw lines
for (int i = 0; i < 4; ++i)
{
Vec3& p = base[i];
dc.DrawLine(p, Vec3(p.x, p.y, p.z + fBoxHeight), ColorF(1, 1, 0, 1), ColorF(1, 1, 0, 1));
dc.DrawLine(Vec3(p.x, p.y, p.z + fBoxHeight), Vec3(p.x, p.y, p.z + fBoxHeight + fBoxOver), ColorF(1, 1, 0, 1), ColorF(1, 1, 0, 0));
}
// Draw volume
dc.DepthWriteOff();
dc.CullOff();
dc.pRenderAuxGeom->DrawTriangles(&verts[0], verts.size(), &inds[0], numInds, &colors[0]);
dc.CullOn();
dc.DepthWriteOn();
}
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::ProcessKeys()
{
FUNCTION_PROFILER(GetIEditor()->GetSystem(), PROFILE_EDITOR);
if (m_PlayerControl || GetIEditor()->IsInGameMode() || !CheckRespondToInput() || m_freezeViewportInput)
{
return;
}
//m_Camera.UpdateFrustum();
Matrix34 m = GetViewTM();
Vec3 ydir = m.GetColumn1().GetNormalized();
Vec3 xdir = m.GetColumn0().GetNormalized();
Vec3 zdir = m.GetColumn2().GetNormalized();
Vec3 pos = GetViewTM().GetTranslation();
float speedScale = AZStd::GetMin(
60.0f * GetIEditor()->GetSystem()->GetITimer()->GetFrameTime(), 20.0f);
speedScale *= GetCameraMoveSpeed();
// Use the global modifier keys instead of our keymap. It's more reliable.
const bool shiftPressed = QGuiApplication::queryKeyboardModifiers() & Qt::ShiftModifier;
const bool controlPressed = QGuiApplication::queryKeyboardModifiers() & Qt::ControlModifier;
if (shiftPressed)
{
speedScale *= gSettings.cameraFastMoveSpeed;
}
if (controlPressed)
{
return;
}
bool bIsPressedSome = false;
if (IsKeyDown(Qt::Key_Up) || IsKeyDown(Qt::Key_W))
{
// move forward
bIsPressedSome = true;
pos = pos + (speedScale * m_moveSpeed * ydir);
}
if (IsKeyDown(Qt::Key_Down) || IsKeyDown(Qt::Key_S))
{
// move backward
bIsPressedSome = true;
pos = pos - (speedScale * m_moveSpeed * ydir);
}
if (IsKeyDown(Qt::Key_Left) || IsKeyDown(Qt::Key_A))
{
// move left
bIsPressedSome = true;
pos = pos - (speedScale * m_moveSpeed * xdir);
}
if (IsKeyDown(Qt::Key_Right) || IsKeyDown(Qt::Key_D))
{
// move right
bIsPressedSome = true;
pos = pos + (speedScale * m_moveSpeed * xdir);
}
if (IsKeyDown(Qt::Key_E))
{
// move Up
bIsPressedSome = true;
pos = pos + (speedScale * m_moveSpeed * zdir);
}
if (IsKeyDown(Qt::Key_Q))
{
// move down
bIsPressedSome = true;
pos = pos - (speedScale * m_moveSpeed * zdir);
}
if (bIsPressedSome)
{
// Only change the keystate to pressed if it wasn't already marked in
// a previous frame. Otherwise, the undo/redo stack will be all off
// from what SetViewTM() does.
if (m_pressedKeyState == KeyPressedState::AllUp)
{
m_pressedKeyState = KeyPressedState::PressedThisFrame;
}
m.SetTranslation(pos);
SetViewTM(m, true);
}
bool mouseModifierKeysDown = ((QGuiApplication::mouseButtons() & (Qt::RightButton | Qt::MiddleButton)) != 0);
if (!bIsPressedSome && !mouseModifierKeysDown)
{
m_pressedKeyState = KeyPressedState::AllUp;
}
}
Vec3 CRenderViewport::WorldToView3D(const Vec3& wp, [[maybe_unused]] int nFlags) const
{
AZ_Assert(m_cameraSetForWidgetRenderingCount > 0,
"WorldToView3D was called but viewport widget rendering was not set. PreWidgetRendering must be called before.");
Vec3 out(0, 0, 0);
float x, y, z;
m_renderer->ProjectToScreen(wp.x, wp.y, wp.z, &x, &y, &z);
if (_finite(x) && _finite(y) && _finite(z))
{
out.x = (x / 100) * m_rcClient.width();
out.y = (y / 100) * m_rcClient.height();
out.x /= QHighDpiScaling::factor(windowHandle()->screen());
out.y /= QHighDpiScaling::factor(windowHandle()->screen());
out.z = z;
}
return out;
}
//////////////////////////////////////////////////////////////////////////
QPoint CRenderViewport::WorldToView(const Vec3& wp) const
{
AZ_Assert(m_cameraSetForWidgetRenderingCount > 0,
"WorldToView was called but viewport widget rendering was not set. PreWidgetRendering must be called before.");
QPoint p;
float x, y, z;
m_renderer->ProjectToScreen(wp.x, wp.y, wp.z, &x, &y, &z);
if (_finite(x) || _finite(y))
{
p.rx() = (x / 100) * m_rcClient.width();
p.ry() = (y / 100) * m_rcClient.height();
}
else
{
QPoint(0, 0);
}
return p;
}
//////////////////////////////////////////////////////////////////////////
QPoint CRenderViewport::WorldToViewParticleEditor(const Vec3& wp, int width, int height) const
{
QPoint p;
float x, y, z;
m_renderer->ProjectToScreen(wp.x, wp.y, wp.z, &x, &y, &z);
if (_finite(x) || _finite(y))
{
p.rx() = (x / 100) * width;
p.ry() = (y / 100) * height;
}
else
{
QPoint(0, 0);
}
return p;
}
//////////////////////////////////////////////////////////////////////////
Vec3 CRenderViewport::ViewToWorld(const QPoint& vp, bool* collideWithTerrain, bool onlyTerrain, bool bSkipVegetation, bool bTestRenderMesh, bool* collideWithObject) const
{
AZ_PROFILE_FUNCTION(AZ::Debug::ProfileCategory::Editor);
// Make sure we initialize the value if a pointer has been passed in
if (collideWithTerrain != nullptr)
{
*collideWithTerrain = false;
}
// Make sure we initialize the value if a pointer has been passed in
if (collideWithObject != nullptr)
{
*collideWithObject = false;
}
if (!m_renderer)
{
return Vec3(0, 0, 0);
}
QRect rc = m_rcClient;
Vec3 pos0;
if (!m_Camera.Unproject(Vec3(vp.x(), rc.bottom() - vp.y(), 0), pos0))
{
return Vec3(0, 0, 0);
}
if (!IsVectorInValidRange(pos0))
{
pos0.Set(0, 0, 0);
}
Vec3 pos1;
if (!m_Camera.Unproject(Vec3(vp.x(), rc.bottom() - vp.y(), 1), pos1))
{
return Vec3(0, 0, 0);
}
if (!IsVectorInValidRange(pos1))
{
pos1.Set(1, 0, 0);
}
const float maxDistance = 10000.f;
Vec3 v = (pos1 - pos0);
v = v.GetNormalized();
v = v * maxDistance;
if (!_finite(v.x) || !_finite(v.y) || !_finite(v.z))
{
return Vec3(0, 0, 0);
}
Vec3 colp = pos0 + 0.002f * v;
AZ_UNUSED(vp)
AZ_UNUSED(bTestRenderMesh)
AZ_UNUSED(bSkipVegetation)
AZ_UNUSED(bSkipVegetation)
AZStd::optional<AZStd::pair<float, AZ::Vector3>> hitDistancePosition;
if (!onlyTerrain && !GetIEditor()->IsTerrainAxisIgnoreObjects())
{
AzFramework::EntityContextId editorContextId;
AzToolsFramework::EditorEntityContextRequestBus::BroadcastResult(
editorContextId, &AzToolsFramework::EditorEntityContextRequests::GetEditorEntityContextId);
AzFramework::RenderGeometry::RayRequest ray;
ray.m_startWorldPosition = LYVec3ToAZVec3(pos0);
ray.m_endWorldPosition = LYVec3ToAZVec3(pos0 + v);
ray.m_onlyVisible = true;
AzFramework::RenderGeometry::RayResult result;
AzFramework::RenderGeometry::IntersectorBus::EventResult(result, editorContextId,
&AzFramework::RenderGeometry::IntersectorInterface::RayIntersect, ray);
if (result)
{
if (!hitDistancePosition || result.m_distance < hitDistancePosition->first)
{
hitDistancePosition = {result.m_distance, result.m_worldPosition};
if (collideWithObject)
{
*collideWithObject = true;
}
}
}
}
if (hitDistancePosition)
{
colp = AZVec3ToLYVec3(hitDistancePosition->second);
}
return colp;
}
//////////////////////////////////////////////////////////////////////////
Vec3 CRenderViewport::ViewToWorldNormal(const QPoint& vp, bool onlyTerrain, bool bTestRenderMesh)
{
AZ_UNUSED(vp)
AZ_UNUSED(bTestRenderMesh)
AZ_Assert(m_cameraSetForWidgetRenderingCount > 0,
"ViewToWorldNormal was called but viewport widget rendering was not set. PreWidgetRendering must be called before.");
AZ_PROFILE_FUNCTION(AZ::Debug::ProfileCategory::Editor);
if (!m_renderer)
{
return Vec3(0, 0, 1);
}
QRect rc = m_rcClient;
Vec3 pos0, pos1;
float wx, wy, wz;
m_renderer->UnProjectFromScreen(vp.x(), rc.bottom() - vp.y(), 0, &wx, &wy, &wz);
if (!_finite(wx) || !_finite(wy) || !_finite(wz))
{
return Vec3(0, 0, 1);
}
pos0(wx, wy, wz);
if (!IsVectorInValidRange(pos0))
{
pos0.Set(0, 0, 0);
}
m_renderer->UnProjectFromScreen(vp.x(), rc.bottom() - vp.y(), 1, &wx, &wy, &wz);
if (!_finite(wx) || !_finite(wy) || !_finite(wz))
{
return Vec3(0, 0, 1);
}
pos1(wx, wy, wz);
Vec3 v = (pos1 - pos0);
if (!IsVectorInValidRange(pos1))
{
pos1.Set(1, 0, 0);
}
const float maxDistance = 2000.f;
v = v.GetNormalized();
v = v * maxDistance;
if (!_finite(v.x) || !_finite(v.y) || !_finite(v.z))
{
return Vec3(0, 0, 1);
}
Vec3 colp(0, 0, 0);
AZStd::optional<AZStd::pair<float, AZ::Vector3>> hitDistanceNormal;
if (!onlyTerrain && !GetIEditor()->IsTerrainAxisIgnoreObjects())
{
AzFramework::EntityContextId editorContextId;
AzToolsFramework::EditorEntityContextRequestBus::BroadcastResult(
editorContextId, &AzToolsFramework::EditorEntityContextRequests::GetEditorEntityContextId);
AzFramework::RenderGeometry::RayRequest ray;
ray.m_startWorldPosition = LYVec3ToAZVec3(pos0);
ray.m_endWorldPosition = LYVec3ToAZVec3(pos0 + v);
ray.m_onlyVisible = true;
AzFramework::RenderGeometry::RayResult result;
AzFramework::RenderGeometry::IntersectorBus::EventResult(result, editorContextId,
&AzFramework::RenderGeometry::IntersectorInterface::RayIntersect, ray);
if (result)
{
if (!hitDistanceNormal || result.m_distance < hitDistanceNormal->first)
{
hitDistanceNormal = { result.m_distance, result.m_worldNormal };
}
}
}
return hitDistanceNormal ? AZVec3ToLYVec3(hitDistanceNormal->second) : Vec3(0, 0, 1);
}
//////////////////////////////////////////////////////////////////////////
bool CRenderViewport::AdjustObjectPosition(const ray_hit& hit, Vec3& outNormal, Vec3& outPos) const
{
Matrix34A objMat, objMatInv;
Matrix33 objRot, objRotInv;
if (hit.pCollider->GetiForeignData() != PHYS_FOREIGN_ID_STATIC)
{
return false;
}
IRenderNode* pNode = (IRenderNode*) hit.pCollider->GetForeignData(PHYS_FOREIGN_ID_STATIC);
if (!pNode || !pNode->GetEntityStatObj())
{
return false;
}
IStatObj* pEntObject = pNode->GetEntityStatObj(hit.partid, 0, &objMat, false);
if (!pEntObject || !pEntObject->GetRenderMesh())
{
return false;
}
objRot = Matrix33(objMat);
objRot.NoScale(); // No scale.
objRotInv = objRot;
objRotInv.Invert();
float fWorldScale = objMat.GetColumn(0).GetLength(); // GetScale
float fWorldScaleInv = 1.0f / fWorldScale;
// transform decal into object space
objMatInv = objMat;
objMatInv.Invert();
// put into normal object space hit direction of projection
Vec3 invhitn = -(hit.n);
Vec3 vOS_HitDir = objRotInv.TransformVector(invhitn).GetNormalized();
// put into position object space hit position
Vec3 vOS_HitPos = objMatInv.TransformPoint(hit.pt);
vOS_HitPos -= vOS_HitDir * RENDER_MESH_TEST_DISTANCE * fWorldScaleInv;
IRenderMesh* pRM = pEntObject->GetRenderMesh();
AABB aabbRNode;
pRM->GetBBox(aabbRNode.min, aabbRNode.max);
Vec3 vOut(0, 0, 0);
if (!Intersect::Ray_AABB(Ray(vOS_HitPos, vOS_HitDir), aabbRNode, vOut))
{
return false;
}
if (!pRM || !pRM->GetVerticesCount())
{
return false;
}
if (RayRenderMeshIntersection(pRM, vOS_HitPos, vOS_HitDir, outPos, outNormal))
{
outNormal = objRot.TransformVector(outNormal).GetNormalized();
outPos = objMat.TransformPoint(outPos);
return true;
}
return false;
}
//////////////////////////////////////////////////////////////////////////
bool CRenderViewport::RayRenderMeshIntersection(IRenderMesh*, const Vec3&, const Vec3&, Vec3&, Vec3&) const
{
return false;
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::ViewToWorldRay(const QPoint& vp, Vec3& raySrc, Vec3& rayDir) const
{
AZ_Assert(m_cameraSetForWidgetRenderingCount > 0,
"ViewToWorldRay was called but SScopedCurrentContext was not set at a higher scope! This means the camera for this call is incorrect.");
if (!m_renderer)
{
return;
}
QRect rc = m_rcClient;
Vec3 pos0, pos1;
float wx, wy, wz;
m_renderer->UnProjectFromScreen(vp.x(), rc.bottom() - vp.y(), 0, &wx, &wy, &wz);
if (!_finite(wx) || !_finite(wy) || !_finite(wz))
{
return;
}
if (fabs(wx) > 1000000 || fabs(wy) > 1000000 || fabs(wz) > 1000000)
{
return;
}
pos0(wx, wy, wz);
m_renderer->UnProjectFromScreen(vp.x(), rc.bottom() - vp.y(), 1, &wx, &wy, &wz);
if (!_finite(wx) || !_finite(wy) || !_finite(wz))
{
return;
}
if (fabs(wx) > 1000000 || fabs(wy) > 1000000 || fabs(wz) > 1000000)
{
return;
}
pos1(wx, wy, wz);
Vec3 v = (pos1 - pos0);
v = v.GetNormalized();
raySrc = pos0;
rayDir = v;
}
//////////////////////////////////////////////////////////////////////////
float CRenderViewport::GetScreenScaleFactor(const Vec3& worldPoint) const
{
float dist = m_Camera.GetPosition().GetDistance(worldPoint);
if (dist < m_Camera.GetNearPlane())
{
dist = m_Camera.GetNearPlane();
}
return dist;
}
//////////////////////////////////////////////////////////////////////////
float CRenderViewport::GetScreenScaleFactor(const CCamera& camera, const Vec3& object_position)
{
Vec3 camPos = camera.GetPosition();
float dist = camPos.GetDistance(object_position);
return dist;
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::OnDestroy()
{
DestroyRenderContext();
}
//////////////////////////////////////////////////////////////////////////
bool CRenderViewport::CheckRespondToInput() const
{
if (!Editor::EditorQtApplication::IsActive())
{
return false;
}
if (!hasFocus())
{
return false;
}
return true;
}
//////////////////////////////////////////////////////////////////////////
bool CRenderViewport::HitTest(const QPoint& point, HitContext& hitInfo)
{
hitInfo.camera = &m_Camera;
hitInfo.pExcludedObject = GetCameraObject();
return QtViewport::HitTest(point, hitInfo);
}
//////////////////////////////////////////////////////////////////////////
bool CRenderViewport::IsBoundsVisible(const AABB& box) const
{
// If at least part of bbox is visible then its visible.
return m_Camera.IsAABBVisible_F(AABB(box.min, box.max));
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::CenterOnSelection()
{
if (!GetIEditor()->GetSelection()->IsEmpty())
{
// Get selection bounds & center
CSelectionGroup* sel = GetIEditor()->GetSelection();
AABB selectionBounds = sel->GetBounds();
CenterOnAABB(selectionBounds);
}
}
void CRenderViewport::CenterOnAABB(const AABB& aabb)
{
Vec3 selectionCenter = aabb.GetCenter();
// Minimum center size is 40cm
const float minSelectionRadius = 0.4f;
const float selectionSize = std::max(minSelectionRadius, aabb.GetRadius());
// Move camera 25% further back than required
const float centerScale = 1.25f;
// Decompose original transform matrix
const Matrix34& originalTM = GetViewTM();
AffineParts affineParts;
affineParts.SpectralDecompose(originalTM);
// Forward vector is y component of rotation matrix
Matrix33 rotationMatrix(affineParts.rot);
const Vec3 viewDirection = rotationMatrix.GetColumn1().GetNormalized();
// Compute adjustment required by FOV != 90 degrees
const float fov = GetFOV();
const float fovScale = (1.0f / tan(fov * 0.5f));
// Compute new transform matrix
const float distanceToTarget = selectionSize * fovScale * centerScale;
const Vec3 newPosition = selectionCenter - (viewDirection * distanceToTarget);
Matrix34 newTM = Matrix34(rotationMatrix, newPosition);
// Set new orbit distance
m_orbitDistance = distanceToTarget;
m_orbitDistance = fabs(m_orbitDistance);
SetViewTM(newTM);
}
void CRenderViewport::CenterOnSliceInstance()
{
AzToolsFramework::EntityIdList selectedEntityList;
AzToolsFramework::ToolsApplicationRequestBus::BroadcastResult(selectedEntityList, &AzToolsFramework::ToolsApplicationRequests::GetSelectedEntities);
AZ::SliceComponent::SliceInstanceAddress sliceAddress;
AzToolsFramework::ToolsApplicationRequestBus::BroadcastResult(sliceAddress,
&AzToolsFramework::ToolsApplicationRequestBus::Events::FindCommonSliceInstanceAddress, selectedEntityList);
if (!sliceAddress.IsValid())
{
return;
}
AZ::EntityId sliceRootEntityId;
AzToolsFramework::ToolsApplicationRequestBus::BroadcastResult(sliceRootEntityId,
&AzToolsFramework::ToolsApplicationRequestBus::Events::GetRootEntityIdOfSliceInstance, sliceAddress);
if (!sliceRootEntityId.IsValid())
{
return;
}
AzToolsFramework::ToolsApplicationRequestBus::Broadcast(
&AzToolsFramework::ToolsApplicationRequestBus::Events::SetSelectedEntities, AzToolsFramework::EntityIdList{sliceRootEntityId});
const AZ::SliceComponent::InstantiatedContainer* instantiatedContainer = sliceAddress.GetInstance()->GetInstantiated();
AABB aabb(Vec3(std::numeric_limits<float>::max()), Vec3(-std::numeric_limits<float>::max()));
for (AZ::Entity* entity : instantiatedContainer->m_entities)
{
CEntityObject* entityObject = nullptr;
AzToolsFramework::ComponentEntityEditorRequestBus::EventResult(entityObject, entity->GetId(),
&AzToolsFramework::ComponentEntityEditorRequestBus::Events::GetSandboxObject);
AABB box;
entityObject->GetBoundBox(box);
aabb.Add(box.min);
aabb.Add(box.max);
}
CenterOnAABB(aabb);
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::SetFOV(float fov)
{
if (m_pCameraFOVVariable)
{
m_pCameraFOVVariable->Set(fov);
}
else
{
m_camFOV = fov;
}
if (m_viewPane)
{
m_viewPane->OnFOVChanged(fov);
}
}
//////////////////////////////////////////////////////////////////////////
float CRenderViewport::GetFOV() const
{
if (m_viewSourceType == ViewSourceType::SequenceCamera)
{
CBaseObject* cameraObject = GetCameraObject();
AZ::EntityId cameraEntityId;
AzToolsFramework::ComponentEntityObjectRequestBus::EventResult(cameraEntityId, cameraObject, &AzToolsFramework::ComponentEntityObjectRequestBus::Events::GetAssociatedEntityId);
if (cameraEntityId.IsValid())
{
// component Camera
float fov = DEFAULT_FOV;
Camera::CameraRequestBus::EventResult(fov, cameraEntityId, &Camera::CameraComponentRequests::GetFov);
return AZ::DegToRad(fov);
}
}
if (m_pCameraFOVVariable)
{
float fov;
m_pCameraFOVVariable->Get(fov);
return fov;
}
else if (m_viewEntityId.IsValid())
{
float fov = AZ::RadToDeg(m_camFOV);
Camera::CameraRequestBus::EventResult(fov, m_viewEntityId, &Camera::CameraComponentRequests::GetFov);
return AZ::DegToRad(fov);
}
return m_camFOV;
}
//////////////////////////////////////////////////////////////////////////
bool CRenderViewport::CreateRenderContext()
{
// Create context.
if (m_renderer && !m_bRenderContextCreated)
{
m_bRenderContextCreated = true;
AzFramework::WindowRequestBus::Handler::BusConnect(renderOverlayHWND());
AzFramework::WindowSystemNotificationBus::Broadcast(&AzFramework::WindowSystemNotificationBus::Handler::OnWindowCreated, renderOverlayHWND());
WIN_HWND oldContext = m_renderer->GetCurrentContextHWND();
m_renderer->CreateContext(renderOverlayHWND());
m_renderer->SetCurrentContext(oldContext); // restore prior context
return true;
}
return false;
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::DestroyRenderContext()
{
// Destroy render context.
if (m_renderer && m_bRenderContextCreated)
{
// Do not delete primary context.
if (m_hwnd != m_renderer->GetHWND())
{
m_renderer->DeleteContext(m_hwnd);
}
m_bRenderContextCreated = false;
}
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::SetDefaultCamera()
{
if (IsDefaultCamera())
{
return;
}
ResetToViewSourceType(ViewSourceType::None);
GetViewManager()->SetCameraObjectId(m_cameraObjectId);
SetName(m_defaultViewName);
SetViewTM(m_defaultViewTM);
PostCameraSet();
}
//////////////////////////////////////////////////////////////////////////
bool CRenderViewport::IsDefaultCamera() const
{
return m_viewSourceType == ViewSourceType::None;
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::SetSequenceCamera()
{
if (m_viewSourceType == ViewSourceType::SequenceCamera)
{
// Reset if we were checked before
SetDefaultCamera();
}
else
{
ResetToViewSourceType(ViewSourceType::SequenceCamera);
SetName(tr("Sequence Camera"));
SetViewTM(GetViewTM());
GetViewManager()->SetCameraObjectId(m_cameraObjectId);
PostCameraSet();
// ForceAnimation() so Track View will set the Camera params
// if a camera is animated in the sequences.
if (GetIEditor() && GetIEditor()->GetAnimation())
{
GetIEditor()->GetAnimation()->ForceAnimation();
}
}
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::SetComponentCamera(const AZ::EntityId& entityId)
{
ResetToViewSourceType(ViewSourceType::CameraComponent);
SetViewEntity(entityId);
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::SetEntityAsCamera(const AZ::EntityId& entityId, bool lockCameraMovement)
{
ResetToViewSourceType(ViewSourceType::AZ_Entity);
SetViewEntity(entityId, lockCameraMovement);
}
void CRenderViewport::SetFirstComponentCamera()
{
AZ::EBusAggregateResults<AZ::EntityId> results;
Camera::CameraBus::BroadcastResult(results, &Camera::CameraRequests::GetCameras);
AZStd::sort_heap(results.values.begin(), results.values.end());
AZ::EntityId entityId;
if (results.values.size() > 0)
{
entityId = results.values[0];
}
SetComponentCamera(entityId);
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::SetSelectedCamera()
{
AZ::EBusAggregateResults<AZ::EntityId> cameraList;
Camera::CameraBus::BroadcastResult(cameraList, &Camera::CameraRequests::GetCameras);
if (cameraList.values.size() > 0)
{
AzToolsFramework::EntityIdList selectedEntityList;
AzToolsFramework::ToolsApplicationRequests::Bus::BroadcastResult(selectedEntityList, &AzToolsFramework::ToolsApplicationRequests::GetSelectedEntities);
for (const AZ::EntityId& entityId : selectedEntityList)
{
if (AZStd::find(cameraList.values.begin(), cameraList.values.end(), entityId) != cameraList.values.end())
{
SetComponentCamera(entityId);
}
}
}
}
//////////////////////////////////////////////////////////////////////////
bool CRenderViewport::IsSelectedCamera() const
{
CBaseObject* pCameraObject = GetCameraObject();
if (pCameraObject && pCameraObject == GetIEditor()->GetSelectedObject())
{
return true;
}
AzToolsFramework::EntityIdList selectedEntityList;
AzToolsFramework::ToolsApplicationRequests::Bus::BroadcastResult(
selectedEntityList, &AzToolsFramework::ToolsApplicationRequests::GetSelectedEntities);
if ((m_viewSourceType == ViewSourceType::CameraComponent || m_viewSourceType == ViewSourceType::AZ_Entity)
&& !selectedEntityList.empty()
&& AZStd::find(selectedEntityList.begin(), selectedEntityList.end(), m_viewEntityId) != selectedEntityList.end())
{
return true;
}
return false;
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::CycleCamera()
{
// None -> Sequence -> LegacyCamera -> ... LegacyCamera -> CameraComponent -> ... CameraComponent -> None
// AZ_Entity has been intentionally left out of the cycle for now.
switch (m_viewSourceType)
{
case CRenderViewport::ViewSourceType::None:
{
SetFirstComponentCamera();
break;
}
case CRenderViewport::ViewSourceType::SequenceCamera:
{
AZ_Error("CRenderViewport", false, "Legacy cameras no longer exist, unable to set sequence camera.");
break;
}
case CRenderViewport::ViewSourceType::LegacyCamera:
{
AZ_Warning("CRenderViewport", false, "Legacy cameras no longer exist, using first found component camera instead.");
SetFirstComponentCamera();
break;
}
case CRenderViewport::ViewSourceType::CameraComponent:
{
AZ::EBusAggregateResults<AZ::EntityId> results;
Camera::CameraBus::BroadcastResult(results, &Camera::CameraRequests::GetCameras);
AZStd::sort_heap(results.values.begin(), results.values.end());
auto&& currentCameraIterator = AZStd::find(results.values.begin(), results.values.end(), m_viewEntityId);
if (currentCameraIterator != results.values.end())
{
++currentCameraIterator;
if (currentCameraIterator != results.values.end())
{
SetComponentCamera(*currentCameraIterator);
break;
}
}
SetDefaultCamera();
break;
}
case CRenderViewport::ViewSourceType::AZ_Entity:
{
// we may decide to have this iterate over just selected entities
SetDefaultCamera();
break;
}
default:
{
SetDefaultCamera();
break;
}
}
}
void CRenderViewport::SetViewFromEntityPerspective(const AZ::EntityId& entityId)
{
SetViewAndMovementLockFromEntityPerspective(entityId, false);
}
void CRenderViewport::SetViewAndMovementLockFromEntityPerspective(const AZ::EntityId& entityId, bool lockCameraMovement)
{
if (!m_ignoreSetViewFromEntityPerspective)
{
SetEntityAsCamera(entityId, lockCameraMovement);
}
}
bool CRenderViewport::GetActiveCameraPosition(AZ::Vector3& cameraPos)
{
cameraPos = LYVec3ToAZVec3(m_viewTM.GetTranslation());
return true;
}
bool CRenderViewport::GetActiveCameraState(AzFramework::CameraState& cameraState)
{
if (m_pPrimaryViewport == this)
{
if (GetIEditor()->IsInGameMode())
{
return false;
}
else
{
const auto& camera = GetCamera();
cameraState = CameraStateFromCCamera(camera, GetFOV(), m_rcClient.width(), m_rcClient.height());
}
return true;
}
return false;
}
void CRenderViewport::OnStartPlayInEditor()
{
if (m_viewEntityId.IsValid())
{
m_viewEntityIdCachedForEditMode = m_viewEntityId;
AZ::EntityId runtimeEntityId;
AzToolsFramework::EditorEntityContextRequestBus::Broadcast(
&AzToolsFramework::EditorEntityContextRequestBus::Events::MapEditorIdToRuntimeId,
m_viewEntityId, runtimeEntityId);
m_viewEntityId = runtimeEntityId;
}
// Force focus the render viewport, otherwise we don't receive keyPressEvents until the user first clicks a
// mouse button. See also CRenderViewport::mousePressEvent for a deatiled description of the underlying bug.
// We need to queue this up because we don't actually lose focus until sometime after this function returns.
QTimer::singleShot(0, this, &CRenderViewport::ActivateWindowAndSetFocus);
}
void CRenderViewport::OnStopPlayInEditor()
{
if (m_viewEntityIdCachedForEditMode.IsValid())
{
m_viewEntityId = m_viewEntityIdCachedForEditMode;
m_viewEntityIdCachedForEditMode.SetInvalid();
}
}
void CRenderViewport::ActivateWindowAndSetFocus()
{
window()->activateWindow();
setFocus();
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::RenderConstructionPlane()
{
// noop
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::RenderSnappingGrid()
{
// noop
}
//////////////////////////////////////////////////////////////////////////
CRenderViewport::SPreviousContext CRenderViewport::SetCurrentContext(int newWidth, int newHeight) const
{
SPreviousContext x;
x.window = reinterpret_cast<HWND>(m_renderer->GetCurrentContextHWND());
x.mainViewport = m_renderer->IsCurrentContextMainVP();
x.width = m_renderer->GetCurrentContextViewportWidth();
x.height = m_renderer->GetCurrentContextViewportHeight();
x.rendererCamera = m_renderer->GetCamera();
const float scale = CLAMP(gEnv->pConsole->GetCVar("r_ResolutionScale")->GetFVal(), MIN_RESOLUTION_SCALE, MAX_RESOLUTION_SCALE);
const QSize newSize = WidgetToViewport(QSize(newWidth, newHeight)) * scale;
// No way to query the requested Qt scale here, so do it this way for now
float widthScale = aznumeric_cast<float>(newSize.width()) / aznumeric_cast<float>(newWidth);
float heightScale = aznumeric_cast<float>(newSize.height()) / aznumeric_cast<float>(newHeight);
m_renderer->SetCurrentContext(renderOverlayHWND());
m_renderer->ChangeViewport(0, 0, newWidth, newHeight, true, widthScale, heightScale);
m_renderer->SetCamera(m_Camera);
return x;
}
//////////////////////////////////////////////////////////////////////////
CRenderViewport::SPreviousContext CRenderViewport::SetCurrentContext() const
{
const auto r = rect();
return SetCurrentContext(r.width(), r.height());
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::RestorePreviousContext(const SPreviousContext& x) const
{
if (x.window && x.window != m_renderer->GetCurrentContextHWND())
{
m_renderer->SetCurrentContext(x.window);
m_renderer->ChangeViewport(0, 0, x.width, x.height, x.mainViewport);
m_renderer->SetCamera(x.rendererCamera);
}
}
void CRenderViewport::PreWidgetRendering()
{
// if we have not already set the render context for the viewport, do it now
// based on the current state of the renderer/viewport, record the previous
// context to restore afterwards
if (m_cameraSetForWidgetRenderingCount == 0)
{
m_preWidgetContext = SetCurrentContext();
}
// keep track of how many times we've attempted to update the context
m_cameraSetForWidgetRenderingCount++;
}
void CRenderViewport::PostWidgetRendering()
{
if (m_cameraSetForWidgetRenderingCount > 0)
{
m_cameraSetForWidgetRenderingCount--;
// unwinding - when the viewport context is no longer required,
// restore the previous context when widget rendering first began
if (m_cameraSetForWidgetRenderingCount == 0)
{
RestorePreviousContext(m_preWidgetContext);
}
}
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::OnCameraFOVVariableChanged([[maybe_unused]] IVariable* var)
{
if (m_viewPane)
{
m_viewPane->OnFOVChanged(GetFOV());
}
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::HideCursor()
{
if (m_bCursorHidden || !gSettings.viewports.bHideMouseCursorWhenCaptured)
{
return;
}
qApp->setOverrideCursor(Qt::BlankCursor);
#if AZ_TRAIT_OS_PLATFORM_APPLE
StartFixedCursorMode(this);
#endif
m_bCursorHidden = true;
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::ShowCursor()
{
if (!m_bCursorHidden || !gSettings.viewports.bHideMouseCursorWhenCaptured)
{
return;
}
#if AZ_TRAIT_OS_PLATFORM_APPLE
StopFixedCursorMode();
#endif
qApp->restoreOverrideCursor();
m_bCursorHidden = false;
}
bool CRenderViewport::IsKeyDown(Qt::Key key) const
{
return m_keyDown.contains(key);
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::PushDisableRendering()
{
assert(m_disableRenderingCount >= 0);
++m_disableRenderingCount;
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::PopDisableRendering()
{
assert(m_disableRenderingCount >= 1);
--m_disableRenderingCount;
}
//////////////////////////////////////////////////////////////////////////
bool CRenderViewport::IsRenderingDisabled() const
{
return m_disableRenderingCount > 0;
}
//////////////////////////////////////////////////////////////////////////
QPoint CRenderViewport::WidgetToViewport(const QPoint &point) const
{
return point * WidgetToViewportFactor();
}
QPoint CRenderViewport::ViewportToWidget(const QPoint &point) const
{
return point / WidgetToViewportFactor();
}
//////////////////////////////////////////////////////////////////////////
QSize CRenderViewport::WidgetToViewport(const QSize &size) const
{
return size * WidgetToViewportFactor();
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::BeginUndoTransaction()
{
PushDisableRendering();
}
//////////////////////////////////////////////////////////////////////////
void CRenderViewport::EndUndoTransaction()
{
PopDisableRendering();
Update();
}
void CRenderViewport::UpdateCurrentMousePos(const QPoint& newPosition)
{
m_prevMousePos = m_mousePos;
m_mousePos = newPosition;
}
void CRenderViewport::BuildDragDropContext(AzQtComponents::ViewportDragContext& context, const QPoint& pt)
{
const auto scaledPoint = WidgetToViewport(pt);
QtViewport::BuildDragDropContext(context, scaledPoint);
}
void* CRenderViewport::GetSystemCursorConstraintWindow() const
{
AzFramework::SystemCursorState systemCursorState = AzFramework::SystemCursorState::Unknown;
AzFramework::InputSystemCursorRequestBus::EventResult(
systemCursorState,
AzFramework::InputDeviceMouse::Id,
&AzFramework::InputSystemCursorRequests::GetSystemCursorState);
const bool systemCursorConstrained =
(systemCursorState == AzFramework::SystemCursorState::ConstrainedAndHidden ||
systemCursorState == AzFramework::SystemCursorState::ConstrainedAndVisible);
return systemCursorConstrained ? renderOverlayHWND() : nullptr;
}
void CRenderViewport::RestoreViewportAfterGameMode()
{
Matrix34 preGameModeViewTM = m_preGameModeViewTM;
QString text = QString("You are exiting Game Mode. Would you like to restore the camera in the viewport to where it was before you entered Game Mode?<br/><br/><small>This option can always be changed in the General Preferences tab of the Editor Settings, by toggling the \"%1\" option.</small><br/><br/>").arg(EditorPreferencesGeneralRestoreViewportCameraSettingName);
QString restoreOnExitGameModePopupDisabledRegKey("Editor/AutoHide/ViewportCameraRestoreOnExitGameMode");
// Read the popup disabled registry value
QSettings settings;
QVariant restoreOnExitGameModePopupDisabledRegValue = settings.value(restoreOnExitGameModePopupDisabledRegKey);
// Has the user previously disabled being asked about restoring the camera on exiting game mode?
if (restoreOnExitGameModePopupDisabledRegValue.isNull())
{
// No, ask them now
QMessageBox messageBox(QMessageBox::Question, "Lumberyard", text, QMessageBox::StandardButtons(QMessageBox::No | QMessageBox::Yes), this);
messageBox.setDefaultButton(QMessageBox::Yes);
QCheckBox* checkBox = new QCheckBox(QStringLiteral("Do not show this message again"));
messageBox.setCheckBox(checkBox);
// Unconstrain the system cursor and make it visible before we show the dialog box, otherwise the user can't see the cursor.
AzFramework::InputSystemCursorRequestBus::Event(AzFramework::InputDeviceMouse::Id,
&AzFramework::InputSystemCursorRequests::SetSystemCursorState,
AzFramework::SystemCursorState::UnconstrainedAndVisible);
int response = messageBox.exec();
if (checkBox->isChecked())
{
settings.setValue(restoreOnExitGameModePopupDisabledRegKey, response);
}
// Update the value only if the popup hasn't previously been disabled and the value has changed
bool newSetting = (response == QMessageBox::Yes);
if (newSetting != GetIEditor()->GetEditorSettings()->restoreViewportCamera)
{
GetIEditor()->GetEditorSettings()->restoreViewportCamera = newSetting;
GetIEditor()->GetEditorSettings()->Save();
}
}
bool restoreViewportCamera = GetIEditor()->GetEditorSettings()->restoreViewportCamera;
if (restoreViewportCamera)
{
SetViewTM(preGameModeViewTM);
}
else
{
SetViewTM(m_gameTM);
}
}
#include <moc_RenderViewport.cpp>