Chris Burel
81 lines
2.6 KiB
C++
81 lines
2.6 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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#include <Atom/RHI.Reflect/Viewport.h>
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#include <AzCore/Serialization/SerializeContext.h>
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namespace AZ
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{
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namespace RHI
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{
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void Viewport::Reflect(AZ::ReflectContext* context)
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{
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if (SerializeContext* serializeContext = azrtti_cast<SerializeContext*>(context))
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{
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serializeContext->Class<Viewport>()
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->Version(1)
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->Field("m_minX", &Viewport::m_minX)
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->Field("m_maxX", &Viewport::m_maxX)
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->Field("m_minY", &Viewport::m_minY)
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->Field("m_maxY", &Viewport::m_maxY)
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->Field("m_minZ", &Viewport::m_minZ)
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->Field("m_maxZ", &Viewport::m_maxZ);
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}
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}
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Viewport::Viewport(
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float minX,
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float maxX,
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float minY,
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float maxY,
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float minZ,
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float maxZ)
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: m_minX(minX)
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, m_maxX(maxX)
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, m_minY(minY)
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, m_maxY(maxY)
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, m_minZ(minZ)
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, m_maxZ(maxZ)
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{}
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Viewport Viewport::GetScaled(
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float normalizedMinX,
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float normalizedMaxX,
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float normalizedMinY,
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float normalizedMaxY,
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float normalizedMinZ,
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float normalizedMaxZ) const
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{
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Viewport viewport;
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viewport.m_minX = Lerp(m_minX, m_maxX, normalizedMinX);
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viewport.m_maxX = Lerp(m_minX, m_maxX, normalizedMaxX);
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viewport.m_minY = Lerp(m_minY, m_maxY, normalizedMinY);
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viewport.m_maxY = Lerp(m_minY, m_maxY, normalizedMaxY);
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viewport.m_minZ = Lerp(m_minZ, m_maxZ, normalizedMinZ);
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viewport.m_maxZ = Lerp(m_minZ, m_maxZ, normalizedMaxZ);
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return viewport;
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}
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Viewport Viewport::CreateNull()
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{
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return Viewport{0.f, 0.f, 0.f, 0.f, 0.f, 0.f};
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}
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bool Viewport::IsNull() const
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{
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return ((m_minX >= m_maxX) ||
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(m_minY >= m_maxY) ||
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(m_minZ >= m_maxZ));
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}
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} // namespace RHI
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} // namespace AZ
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