Files
UnrealEngineUWP/Engine/Plugins/Experimental/MeshModelingToolset/Source/ModelingComponents/Private/BaseTools/SingleSelectionMeshEditingTool.cpp
lonnie li 71d5092007 ModelingTools: Refactor SingleSelectionTool to ToolTargets (pt.2)
#rb ryan.schmidt jimmy.andrews
#jira none
#rnx
#preflight 605a54c0e8944a0001585162

[CL 15799514 by lonnie li in ue5-main branch]
2021-03-24 11:11:02 -04:00

52 lines
1.7 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#include "BaseTools/SingleSelectionMeshEditingTool.h"
#include "TargetInterfaces/MaterialProvider.h"
#include "TargetInterfaces/MeshDescriptionCommitter.h"
#include "TargetInterfaces/MeshDescriptionProvider.h"
#include "TargetInterfaces/PrimitiveComponentBackedTarget.h"
#include "ToolTargetManager.h"
/*
* ToolBuilder
*/
const FToolTargetTypeRequirements& USingleSelectionMeshEditingToolBuilder::GetTargetRequirements() const
{
static FToolTargetTypeRequirements TypeRequirements({
UMaterialProvider::StaticClass(),
UMeshDescriptionCommitter::StaticClass(),
UMeshDescriptionProvider::StaticClass(),
UPrimitiveComponentBackedTarget::StaticClass()
});
return TypeRequirements;
}
bool USingleSelectionMeshEditingToolBuilder::CanBuildTool(const FToolBuilderState& SceneState) const
{
bool bValidAssetAPI = (RequiresAssetAPI() ? AssetAPI != nullptr : true);
return bValidAssetAPI && SceneState.TargetManager->CountSelectedAndTargetable(SceneState, GetTargetRequirements()) == 1;
}
UInteractiveTool* USingleSelectionMeshEditingToolBuilder::BuildTool(const FToolBuilderState& SceneState) const
{
USingleSelectionMeshEditingTool* NewTool = CreateNewTool(SceneState);
InitializeNewTool(NewTool, SceneState);
return NewTool;
}
void USingleSelectionMeshEditingToolBuilder::InitializeNewTool(USingleSelectionMeshEditingTool* NewTool, const FToolBuilderState& SceneState) const
{
UToolTarget* Target = SceneState.TargetManager->BuildFirstSelectedTargetable(SceneState, GetTargetRequirements());
check(Target);
NewTool->SetTarget(Target);
NewTool->SetWorld(SceneState.World);
if (RequiresAssetAPI())
{
NewTool->SetAssetAPI(AssetAPI);
}
}