From 6240e42e74a9eaeda52a5b8248f4355b294afe8e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ayta=C3=A7=20Kayadelen?= <aytackayadelen@gmail.com>
Date: Wed, 1 Feb 2023 23:51:09 +0300
Subject: [PATCH] Added interpolation nodes (#755)

Nodes - Added interpolation nodes
Nodes - Renamed Numeric Interpolation node to Numeric Translation
---
 ...EasingNode.cs => NumericTransitionNode.cs} |  6 ++--
 .../Nodes/Mathematics/NormalizeNode.cs        | 31 +++++++++++++++++++
 .../Nodes/Mathematics/NumericEasingNode.cs    | 30 ++++++++++++++++++
 3 files changed, 64 insertions(+), 3 deletions(-)
 rename src/Artemis.VisualScripting/Nodes/Easing/{NumericEasingNode.cs => NumericTransitionNode.cs} (90%)
 create mode 100644 src/Artemis.VisualScripting/Nodes/Mathematics/NormalizeNode.cs
 create mode 100644 src/Artemis.VisualScripting/Nodes/Mathematics/NumericEasingNode.cs

diff --git a/src/Artemis.VisualScripting/Nodes/Easing/NumericEasingNode.cs b/src/Artemis.VisualScripting/Nodes/Easing/NumericTransitionNode.cs
similarity index 90%
rename from src/Artemis.VisualScripting/Nodes/Easing/NumericEasingNode.cs
rename to src/Artemis.VisualScripting/Nodes/Easing/NumericTransitionNode.cs
index 426398869..7076d69f1 100644
--- a/src/Artemis.VisualScripting/Nodes/Easing/NumericEasingNode.cs
+++ b/src/Artemis.VisualScripting/Nodes/Easing/NumericTransitionNode.cs
@@ -2,8 +2,8 @@
 
 namespace Artemis.VisualScripting.Nodes.Easing;
 
-[Node("Numeric Easing", "Outputs an eased numeric value", "Easing", InputType = typeof(Numeric), OutputType = typeof(Numeric))]
-public class NumericEasingNode : Node
+[Node("Numeric Transition", "Outputs an eased numeric value", "Easing", InputType = typeof(Numeric), OutputType = typeof(Numeric))]
+public class NumericTransitionNode : Node
 {
     private float _currentValue;
     private DateTime _lastEvaluate = DateTime.MinValue;
@@ -11,7 +11,7 @@ public class NumericEasingNode : Node
     private float _sourceValue;
     private float _targetValue;
 
-    public NumericEasingNode()
+    public NumericTransitionNode()
     {
         Input = CreateInputPin<Numeric>();
         EasingTime = CreateInputPin<Numeric>("delay");
diff --git a/src/Artemis.VisualScripting/Nodes/Mathematics/NormalizeNode.cs b/src/Artemis.VisualScripting/Nodes/Mathematics/NormalizeNode.cs
new file mode 100644
index 000000000..c80dcd93b
--- /dev/null
+++ b/src/Artemis.VisualScripting/Nodes/Mathematics/NormalizeNode.cs
@@ -0,0 +1,31 @@
+using Artemis.Core;
+
+namespace Artemis.VisualScripting.Nodes.Mathematics;
+
+[Node("Normalize", "Normalizes the number into range between 0-1",
+    "Mathematics", InputType = typeof(Numeric), OutputType = typeof(Numeric))]
+public class NormalizeNode : Node
+{
+    public InputPin<Numeric> Input { get; }
+    public InputPin<Numeric> Start { get; }
+    public InputPin<Numeric> End { get; }
+
+    public OutputPin<Numeric> Result { get; }
+
+    public NormalizeNode()
+    {
+        Input = CreateInputPin<Numeric>("Input");
+        Start = CreateInputPin<Numeric>("Start");
+        End = CreateInputPin<Numeric>("End");
+
+        Result = CreateOutputPin<Numeric>();
+    }
+
+    public override void Evaluate()
+    {
+        double inputValue = Input.Value;
+        double startValue = Start.Value;
+        double endValue = End.Value;
+        Result.Value = (Math.Clamp(inputValue, startValue, endValue) - startValue) / (endValue - startValue);
+    }
+}
\ No newline at end of file
diff --git a/src/Artemis.VisualScripting/Nodes/Mathematics/NumericEasingNode.cs b/src/Artemis.VisualScripting/Nodes/Mathematics/NumericEasingNode.cs
new file mode 100644
index 000000000..dbb3d72f7
--- /dev/null
+++ b/src/Artemis.VisualScripting/Nodes/Mathematics/NumericEasingNode.cs
@@ -0,0 +1,30 @@
+using Artemis.Core;
+
+namespace Artemis.VisualScripting.Nodes.Easing;
+
+[Node("Numeric Easing", "Interpolates a value from 0-1 to 0-1 with the given function",
+    "Mathematics", InputType = typeof(Numeric), OutputType = typeof(Numeric))]
+public class NumericEasingNode : Node
+{
+    public InputPin<Numeric> Input { get; }
+    
+    public InputPin<Easings.Functions> EasingFunction { get; }
+
+    public OutputPin<Numeric> Result { get; }
+
+    public NumericEasingNode()
+    {
+        Input = CreateInputPin<Numeric>("Input");
+        EasingFunction = CreateInputPin<Easings.Functions>("EasingFunction");
+
+        Result = CreateOutputPin<Numeric>();
+    }
+
+    public override void Evaluate()
+    {
+        double inputValue = Input.Value;
+        double progress = Math.Clamp(inputValue, 0, 1);
+        
+        Result.Value = Easings.Interpolate(progress, EasingFunction.Value);
+    }
+}
\ No newline at end of file