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o3de/Gems/Atom/RHI/Code/Source/RHI.Reflect/ClearValue.cpp

125 lines
4.4 KiB
C++

/*
* 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.
*
* SPDX-License-Identifier: Apache-2.0 OR MIT
*
*/
#include <Atom/RHI.Reflect/ClearValue.h>
#include <AzCore/Serialization/SerializeContext.h>
#include <AzCore/Utils/TypeHash.h>
namespace AZ
{
namespace RHI
{
void ClearDepthStencil::Reflect(AZ::ReflectContext* context)
{
if (auto* serializeContext = azrtti_cast<SerializeContext*>(context))
{
serializeContext->Class<ClearDepthStencil>()
->Version(0)
->Field("Depth", &ClearDepthStencil::m_depth)
->Field("Stencil", &ClearDepthStencil::m_stencil)
;
}
}
void ClearValue::Reflect(AZ::ReflectContext* context)
{
ClearDepthStencil::Reflect(context);
if (auto* serializeContext = azrtti_cast<SerializeContext*>(context))
{
serializeContext->Enum<ClearValueType>()
->Value("Vector4Float", ClearValueType::Vector4Float)
->Value("Vector4Uint", ClearValueType::Vector4Uint)
->Value("DepthStencil", ClearValueType::DepthStencil)
;
serializeContext->Class<ClearValue>()
->Version(2)
->Field("Type", &ClearValue::m_type)
->Field("Value", &ClearValue::m_vector4Float)
->Field("UintValue", &ClearValue::m_vector4Uint)
->Field("DepthStencilValue", &ClearValue::m_depthStencil)
;
}
}
ClearValue::ClearValue()
{
memset(this, 0, sizeof(ClearValue));
m_type = ClearValueType::Vector4Float;
}
HashValue64 ClearValue::GetHash(HashValue64 seed /* = 0 */) const
{
return TypeHash64(*this, seed);
}
ClearValue ClearValue::CreateVector4Float(float x, float y, float z, float w)
{
ClearValue value;
value.m_type = ClearValueType::Vector4Float;
value.m_vector4Float[0] = x;
value.m_vector4Float[1] = y;
value.m_vector4Float[2] = z;
value.m_vector4Float[3] = w;
return value;
}
ClearValue ClearValue::CreateVector4Uint(uint32_t x, uint32_t y, uint32_t z, uint32_t w)
{
ClearValue value;
value.m_type = ClearValueType::Vector4Uint;
value.m_vector4Uint[0] = x;
value.m_vector4Uint[1] = y;
value.m_vector4Uint[2] = z;
value.m_vector4Uint[3] = w;
return value;
}
ClearValue ClearValue::CreateStencil(uint8_t stencil)
{
ClearValue value;
value.m_type = ClearValueType::DepthStencil;
value.m_depthStencil.m_depth = 0.0;
value.m_depthStencil.m_stencil = stencil;
return value;
}
ClearValue ClearValue::CreateDepth(float depth)
{
ClearValue value;
value.m_type = ClearValueType::DepthStencil;
value.m_depthStencil.m_depth = depth;
value.m_depthStencil.m_stencil = 0;
return value;
}
ClearValue ClearValue::CreateDepthStencil(float depth, uint8_t stencil)
{
ClearValue value;
value.m_type = ClearValueType::DepthStencil;
value.m_depthStencil.m_depth = depth;
value.m_depthStencil.m_stencil = stencil;
return value;
}
bool ClearValue::operator==(const ClearValue& other) const
{
return
m_type == other.m_type &&
m_depthStencil == other.m_depthStencil &&
m_vector4Uint == other.m_vector4Uint &&
AZ::IsClose(m_vector4Float[0], other.m_vector4Float[0], std::numeric_limits<float>::epsilon()) &&
AZ::IsClose(m_vector4Float[1], other.m_vector4Float[1], std::numeric_limits<float>::epsilon()) &&
AZ::IsClose(m_vector4Float[2], other.m_vector4Float[2], std::numeric_limits<float>::epsilon()) &&
AZ::IsClose(m_vector4Float[3], other.m_vector4Float[3], std::numeric_limits<float>::epsilon());
}
}
}