Steve Pham
b4a2edec6a
* Final update copyright headers to reference license files at the repo root Signed-off-by: spham <spham@amazon.com> * Fix copyright validator unit tests to support the stale O3DE header scenario Signed-off-by: spham <spham@amazon.com>
58 lines
2.2 KiB
C++
58 lines
2.2 KiB
C++
/*
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* Copyright (c) Contributors to the Open 3D Engine Project. For complete copyright and license terms please see the LICENSE at the root of this distribution.
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*
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* SPDX-License-Identifier: Apache-2.0 OR MIT
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*
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*/
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#pragma once
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#include "Viewport/WhiteBoxModifierUtil.h"
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#include <AzCore/Component/ComponentBus.h>
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#include <AzToolsFramework/Manipulators/LinearManipulator.h>
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#include <WhiteBox/WhiteBoxToolApi.h>
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namespace WhiteBox
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{
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//! Provides manipulators for scaling a face on a white box mesh.
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class PolygonScaleModifier
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{
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public:
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AZ_CLASS_ALLOCATOR_DECL
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PolygonScaleModifier(
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const Api::PolygonHandle& polygonHandle, const AZ::EntityComponentIdPair& entityComponentIdPair);
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~PolygonScaleModifier();
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void Refresh();
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Api::PolygonHandle GetPolygonHandle() const;
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void SetPolygonHandle(const Api::PolygonHandle& polygonHandle);
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private:
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void CreateManipulators();
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void DestroyManipulators();
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void OnMouseMove(const AzToolsFramework::LinearManipulator::Action& action);
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AZ::EntityComponentIdPair
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m_entityComponentIdPair; //!< The entity and component id this modifier is associated with.
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Api::PolygonHandle m_polygonHandle; //!< The polygon handle this modifier is responsible for.
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AZStd::vector<AZStd::shared_ptr<AzToolsFramework::LinearManipulator>>
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m_scaleManipulators; //!< Manipulators to handle corners of face to scale.
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AZStd::vector<AZ::Vector3>
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m_initialVertexPositions; //!< The initial position of all vertices when scaling begins.
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AZ::Vector3 m_midPoint; //!< The midpoint of the polygon when scaling first begins.
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AppendStage m_appendStage = AppendStage::None; //!< Are we in the process of appending a new polygon.
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float m_startingDistance =
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0.0f; //!< The distance a manipulator is from the midpoint when an interaction first begins.
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float m_offsetWhenExtruded = 0.0f; //!< How far the manipulator has moved before an extrusion starts.
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};
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inline Api::PolygonHandle PolygonScaleModifier::GetPolygonHandle() const
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{
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return m_polygonHandle;
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}
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} // namespace WhiteBox
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