You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
o3de/Gems/AtomLyIntegration/CommonFeatures/Code/Source/SurfaceData/SurfaceDataMeshComponent.h

109 lines
4.5 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
*
*/
#pragma once
#include <AzCore/Asset/AssetCommon.h>
#include <AzCore/Component/Component.h>
#include <AzCore/Component/NonUniformScaleBus.h>
#include <AzCore/Component/TickBus.h>
#include <AzCore/Component/TransformBus.h>
#include <AzCore/std/containers/unordered_map.h>
#include <AzCore/std/parallel/shared_mutex.h>
#include <AtomLyIntegration/CommonFeatures/Mesh/MeshComponentBus.h>
#include <SurfaceData/SurfaceDataProviderRequestBus.h>
#include <SurfaceData/SurfaceDataTypes.h>
namespace LmbrCentral
{
template<typename, typename>
class EditorWrappedComponentBase;
}
namespace SurfaceData
{
constexpr float s_rayAABBHeightPadding = 0.1f;
class SurfaceDataMeshConfig
: public AZ::ComponentConfig
{
public:
AZ_CLASS_ALLOCATOR(SurfaceDataMeshConfig, AZ::SystemAllocator, 0);
AZ_RTTI(SurfaceDataMeshConfig, "{764C602E-7CA8-4BCC-AB2D-3E46623B3A20}", AZ::ComponentConfig);
static void Reflect(AZ::ReflectContext* context);
SurfaceTagVector m_tags;
};
class SurfaceDataMeshComponent
: public AZ::Component
, public AZ::TickBus::Handler
, public AZ::TransformNotificationBus::Handler
, public AZ::Render::MeshComponentNotificationBus::Handler
, public SurfaceDataProviderRequestBus::Handler
{
public:
template<typename, typename> friend class LmbrCentral::EditorWrappedComponentBase;
AZ_COMPONENT(SurfaceDataMeshComponent, "{F8915F34-BE8B-40B4-B7E8-01EBF3DA1C95}");
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);
SurfaceDataMeshComponent(const SurfaceDataMeshConfig& configuration);
SurfaceDataMeshComponent();
~SurfaceDataMeshComponent() = 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;
//////////////////////////////////////////////////////////////////////////
// MeshComponentNotificationBus
void OnModelReady(const AZ::Data::Asset<AZ::RPI::ModelAsset>& modelAsset, const AZ::Data::Instance<AZ::RPI::Model>& model) override;
//////////////////////////////////////////////////////////////////////////
// TransformNotificationBus
void OnTransformChanged(const AZ::Transform& local, const AZ::Transform& world) override;
////////////////////////////////////////////////////////////////////////
// AZ::TickBus
void OnTick(float deltaTime, AZ::ScriptTimePoint time) override;
////////////////////////////////////////////////////////////////////////
// SurfaceDataProviderRequestBus
void GetSurfacePoints(const AZ::Vector3& inPosition, SurfacePointList& surfacePointList) const override;
private:
bool DoRayTrace(const AZ::Vector3& inPosition, AZ::Vector3& outPosition, AZ::Vector3& outNormal) const;
void UpdateMeshData();
void OnCompositionChanged();
AZ::Aabb GetSurfaceAabb() const;
SurfaceTagVector GetSurfaceTags() const;
AZ::NonUniformScaleChangedEvent::Handler m_nonUniformScaleChangedHandler; ///< Responds to changes in non-uniform scale.
SurfaceDataMeshConfig m_configuration;
SurfaceDataRegistryHandle m_providerHandle = InvalidSurfaceDataRegistryHandle;
// cached data
AZStd::atomic_bool m_refresh{ false };
mutable AZStd::shared_mutex m_cacheMutex;
AZ::Data::Asset<AZ::Data::AssetData> m_meshAssetData;
AZ::Transform m_meshWorldTM = AZ::Transform::CreateIdentity();
AZ::Transform m_meshWorldTMInverse = AZ::Transform::CreateIdentity();
AZ::Vector3 m_meshNonUniformScale = AZ::Vector3::CreateOne();
AZ::Aabb m_meshBounds = AZ::Aabb::CreateNull();
SurfaceTagWeights m_newPointWeights;
};
}