initial commit

Library/PackageCache/com.unity.shadergraph@8148.12.1-8/Editor/Data/Graphs/Matrix4ShaderProperty.cs

@@ -0,0 +1,67 @@
+using System;
+using UnityEngine;
+using UnityEditor.Graphing;
+using UnityEditor.ShaderGraph.Internal;
+
+namespace UnityEditor.ShaderGraph
+{
+    [Serializable]
+    [BlackboardInputInfo(72)]
+    class Matrix4ShaderProperty : MatrixShaderProperty
+    {
+        public Matrix4ShaderProperty()
+        {
+            displayName = "Matrix4x4";
+            value = Matrix4x4.identity;
+        }
+
+        public override PropertyType propertyType => PropertyType.Matrix4;
+
+        internal override string GetPropertyAsArgumentString(string precisionString)
+        {
+            return $"{precisionString}4x4 {referenceName}";
+        }
+
+        internal override AbstractMaterialNode ToConcreteNode()
+        {
+            return new Matrix4Node
+            {
+                row0 = new Vector4(value.m00, value.m01, value.m02, value.m03),
+                row1 = new Vector4(value.m10, value.m11, value.m12, value.m13),
+                row2 = new Vector4(value.m20, value.m21, value.m22, value.m23),
+                row3 = new Vector4(value.m30, value.m31, value.m32, value.m33)
+            };
+        }
+
+        internal override PreviewProperty GetPreviewMaterialProperty()
+        {
+            return new PreviewProperty(propertyType)
+            {
+                name = referenceName,
+                matrixValue = value
+            };
+        }
+
+        internal override ShaderInput Copy()
+        {
+            return new Matrix4ShaderProperty()
+            {
+                displayName = displayName,
+                value = value,
+            };
+        }
+
+        public override int latestVersion => 1;
+        public override void OnAfterDeserialize(string json)
+        {
+            if (sgVersion == 0)
+            {
+                // all old matrices were declared global; yes even if flagged hybrid!
+                // maintain old behavior on versioning, users can always change the override if they wish
+                overrideHLSLDeclaration = true;
+                hlslDeclarationOverride = HLSLDeclaration.Global;
+                ChangeVersion(1);
+            }
+        }
+    }
+}