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o3de/Gems/Vegetation/Code/Source/Components/DescriptorWeightSelectorCom...

81 lines
3.1 KiB
C++

/*
* Copyright (c) Contributors to the Open 3D Engine Project
*
* SPDX-License-Identifier: Apache-2.0 OR MIT
*
*/
#pragma once
#include <AzCore/Component/Component.h>
#include <Vegetation/Ebuses/DescriptorSelectorRequestBus.h>
#include <Vegetation/Ebuses/DescriptorWeightSelectorRequestBus.h>
#include <GradientSignal/GradientSampler.h>
#include <LmbrCentral/Dependency/DependencyMonitor.h>
namespace LmbrCentral
{
template<typename, typename>
class EditorWrappedComponentBase;
}
namespace Vegetation
{
class DescriptorWeightSelectorConfig
: public AZ::ComponentConfig
{
public:
AZ_CLASS_ALLOCATOR(DescriptorWeightSelectorConfig, AZ::SystemAllocator, 0);
AZ_RTTI(DescriptorWeightSelectorConfig, "{382116B1-5843-42A3-915B-A3BFC3CFAB78}", AZ::ComponentConfig);
static void Reflect(AZ::ReflectContext* context);
SortBehavior m_sortBehavior = SortBehavior::Unsorted;
GradientSignal::GradientSampler m_gradientSampler;
};
static const AZ::Uuid DescriptorWeightSelectorComponentTypeId = "{D282AF06-4D89-4353-B4E5-92E5389C8EF7}";
/**
* Default placement logic for vegetation in an area
*/
class DescriptorWeightSelectorComponent
: public AZ::Component
, private DescriptorSelectorRequestBus::Handler
, private DescriptorWeightSelectorRequestBus::Handler
{
public:
template<typename, typename> friend class LmbrCentral::EditorWrappedComponentBase;
AZ_COMPONENT(DescriptorWeightSelectorComponent, DescriptorWeightSelectorComponentTypeId);
static void GetProvidedServices(AZ::ComponentDescriptor::DependencyArrayType& services);
static void GetIncompatibleServices(AZ::ComponentDescriptor::DependencyArrayType& services);
static void GetRequiredServices(AZ::ComponentDescriptor::DependencyArrayType& services);
static void Reflect(AZ::ReflectContext* context);
DescriptorWeightSelectorComponent(const DescriptorWeightSelectorConfig& configuration);
DescriptorWeightSelectorComponent() = default;
~DescriptorWeightSelectorComponent() = default;
//////////////////////////////////////////////////////////////////////////
// AZ::Component interface implementation
void Activate() override;
void Deactivate() override;
bool ReadInConfig(const AZ::ComponentConfig* baseConfig) override;
bool WriteOutConfig(AZ::ComponentConfig* outBaseConfig) const override;
//////////////////////////////////////////////////////////////////////////
// DescriptorSelectorRequestBus
void SelectDescriptors(const DescriptorSelectorParams& params, DescriptorPtrVec& descriptors) const override;
protected:
//////////////////////////////////////////////////////////////////////////
// DescriptorWeightSelectorRequestBus
SortBehavior GetSortBehavior() const override;
void SetSortBehavior(SortBehavior behavior) override;
GradientSignal::GradientSampler& GetGradientSampler() override;
private:
DescriptorWeightSelectorConfig m_configuration;
LmbrCentral::DependencyMonitor m_dependencyMonitor;
};
}