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47 lines
1.5 KiB
C++
47 lines
1.5 KiB
C++
/*
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* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
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* its licensors.
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*
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* For complete copyright and license terms please see the LICENSE at the root of this
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* distribution (the "License"). All use of this software is governed by the License,
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* or, if provided, by the license below or the license accompanying this file. Do not
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* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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*
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*/
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#pragma once
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namespace WhiteBox
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{
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//! Enumerate the current append state for new vertices.
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enum class AppendStage
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{
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None, //!< No vertices currently being appended.
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Initiated, //!< An append action has started.
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Complete, //!< An append action has finished.
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};
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//! The type of intersection detected when interacting
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//! with a white box mesh in the viewport.
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enum class GeometryIntersection
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{
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Edge,
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Polygon,
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Vertex,
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None
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};
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struct EdgeIntersection;
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struct PolygonIntersection;
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struct VertexIntersection;
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//! Return the closest intersection out of the three different kinds
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//! (vertex, edge or polygon).
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GeometryIntersection FindClosestGeometryIntersection(
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const AZStd::optional<EdgeIntersection>& edgeIntersection,
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const AZStd::optional<PolygonIntersection>& polygonIntersection,
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const AZStd::optional<VertexIntersection>& vertexIntersection);
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} // namespace WhiteBox
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