From 8fbe7f89c808d8eb28d8615ddda219208f936956 Mon Sep 17 00:00:00 2001
From: rtk0c <mail.tianyig@gmail.com>
Date: Sun, 9 May 2021 17:20:12 -0700
Subject: Add unique id to workflow components

---
 core/src/Model/Workflow/Workflow.hpp      | 10 ++++++++++
 core/src/Model/Workflow/Workflow_Main.cpp |  5 +++++
 2 files changed, 15 insertions(+)

diff --git a/core/src/Model/Workflow/Workflow.hpp b/core/src/Model/Workflow/Workflow.hpp
index cf3e2f9..77341fa 100644
--- a/core/src/Model/Workflow/Workflow.hpp
+++ b/core/src/Model/Workflow/Workflow.hpp
@@ -34,6 +34,8 @@ public:
 	};
 
 	std::vector<ConnectionPoint> MultiConnections;
+	/// Used for `LinkId` when interfacing with imgui node editor. Runtime only (not saved to disk and generated when loading).
+	size_t UniqueId;
 	ConnectionPoint SingleConnection;
 	Direction ConnectionDirection;
 
@@ -82,6 +84,8 @@ public:
 protected:
 	struct InputPin
 	{
+		/// Equivalent of `PinId` when interfacing with imgui node editor. Runtime only (not saved to disk and generated when loading).
+		size_t UniqueId;
 		size_t Connection = WorkflowConnection::kInvalidId;
 		BaseValue::Kind MatchingType = BaseValue::InvalidKind;
 		bool ConnectionToConst = false;
@@ -96,6 +100,8 @@ protected:
 
 	struct OutputPin
 	{
+		/// Equivalent of `PinId` when interfacing with imgui node editor. Runtime only (not saved to disk and generated when loading).
+		size_t UniqueId;
 		size_t Connection = WorkflowConnection::kInvalidId;
 		BaseValue::Kind MatchingType = BaseValue::InvalidKind;
 		bool AllowsMultipleConnections = false;
@@ -109,6 +115,8 @@ protected:
 	friend class WorkflowEvaluationContext;
 
 	Workflow* mWorkflow;
+	/// Equivalent of `NodeId` when interfacing with imgui node editor. Runtime only (not saved to disk and generated when loading).
+	size_t mUniqueId;
 	size_t mId;
 	std::vector<InputPin> mInputs;
 	std::vector<OutputPin> mOutputs;
@@ -178,6 +186,7 @@ class Workflow
 private:
 	friend class WorkflowEvaluationContext;
 
+	size_t mUniqueId = 0;
 	std::vector<WorkflowConnection> mConnections;
 	std::vector<std::unique_ptr<WorkflowNode>> mNodes;
 	std::vector<std::unique_ptr<BaseValue>> mConstants;
@@ -257,6 +266,7 @@ public:
 	void WriteTo(std::ostream& stream);
 
 private:
+	size_t AllocUniqueId();
 	std::pair<WorkflowConnection&, size_t> AllocWorkflowConnection();
 	std::pair<std::unique_ptr<WorkflowNode>&, size_t> AllocWorkflowStep();
 };
diff --git a/core/src/Model/Workflow/Workflow_Main.cpp b/core/src/Model/Workflow/Workflow_Main.cpp
index a108dc7..39a08df 100644
--- a/core/src/Model/Workflow/Workflow_Main.cpp
+++ b/core/src/Model/Workflow/Workflow_Main.cpp
@@ -852,3 +852,8 @@ std::pair<std::unique_ptr<WorkflowNode>&, size_t> Workflow::AllocWorkflowStep()
 	auto id = mNodes.size();
 	return { mNodes.emplace_back(std::unique_ptr<WorkflowNode>()), id };
 }
+
+size_t Workflow::AllocUniqueId()
+{
+	return mUniqueId++;
+}
-- 
cgit v1.2.3-70-g09d2