From 16f6a4e1352b7470f37b8b12100820cb10fc8438 Mon Sep 17 00:00:00 2001
From: max <max+github@vertexcolor.xyz>
Date: Tue, 30 Mar 2021 21:04:17 +0200
Subject: [PATCH] GlobalShaderPropertyDrawer.

GlobalShaderPropertyDrawer.
---
 Editor/GlobalShaderPropertyDrawer.cs      | 106 ++++++++++++++++++++++
 Editor/GlobalShaderPropertyDrawer.cs.meta |  11 +++
 2 files changed, 117 insertions(+)
 create mode 100644 Editor/GlobalShaderPropertyDrawer.cs
 create mode 100644 Editor/GlobalShaderPropertyDrawer.cs.meta

diff --git a/Editor/GlobalShaderPropertyDrawer.cs b/Editor/GlobalShaderPropertyDrawer.cs
new file mode 100644
index 0000000..4b2edfa
--- /dev/null
+++ b/Editor/GlobalShaderPropertyDrawer.cs
@@ -0,0 +1,106 @@
+using UnityEngine;
+using UnityEditor;
+using System;
+
+namespace TAO.SceneDebugViewer.Editor
+{
+	[CustomPropertyDrawer(typeof(ReplacementShaderSetupScriptableObject.GlobalShaderParameter))]
+	public class GlobalShaderPropertyDrawer : PropertyDrawer
+	{
+		public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
+		{
+			EditorGUI.BeginProperty(position, label, property);
+
+			Rect rectFoldout = new Rect(position.min.x, position.min.y, position.size.x, EditorGUIUtility.singleLineHeight);
+			property.isExpanded = EditorGUI.Foldout(rectFoldout, property.isExpanded, label);
+
+			position.height = EditorGUIUtility.singleLineHeight;
+
+			if (property.isExpanded)
+			{
+				position.y += EditorGUIUtility.singleLineHeight + EditorGUIUtility.standardVerticalSpacing;
+
+				SerializedProperty name = property.FindPropertyRelative("m_name");
+				EditorGUI.PropertyField(position, name);
+
+				position.y += EditorGUIUtility.singleLineHeight + EditorGUIUtility.standardVerticalSpacing;
+
+				SerializedProperty type = property.FindPropertyRelative("m_parameterType");
+				EditorGUI.PropertyField(position, type);
+
+				position.y += EditorGUIUtility.singleLineHeight + EditorGUIUtility.standardVerticalSpacing;
+
+				ReplacementShaderSetupScriptableObject.ParameterType parameterType = (ReplacementShaderSetupScriptableObject.ParameterType)type.enumValueIndex;
+				SerializedProperty p = null;
+				bool includeChildren = false;
+
+				switch (parameterType)
+				{
+					case ReplacementShaderSetupScriptableObject.ParameterType.Texture:
+						p = property.FindPropertyRelative("m_texture");
+						break;
+					case ReplacementShaderSetupScriptableObject.ParameterType.Vector:
+						p = property.FindPropertyRelative("m_vector");
+
+						if (p.isExpanded)
+						{
+							position.height = (EditorGUIUtility.singleLineHeight * 4) + (EditorGUIUtility.standardVerticalSpacing * 3);
+							includeChildren = true;
+						}
+
+						break;
+					case ReplacementShaderSetupScriptableObject.ParameterType.Color:
+						p = property.FindPropertyRelative("m_color");
+						break;
+					case ReplacementShaderSetupScriptableObject.ParameterType.Float:
+						p = property.FindPropertyRelative("m_float");
+						break;
+					case ReplacementShaderSetupScriptableObject.ParameterType.Int:
+						p = property.FindPropertyRelative("m_int");
+						break;
+					default:
+						break;
+				}
+
+				EditorGUI.PropertyField(position, p, includeChildren);
+			}
+
+			EditorGUI.EndProperty();
+		}
+
+		public override float GetPropertyHeight(SerializedProperty property, GUIContent label)
+		{
+			int totalLines = 1;
+
+			if (property.isExpanded)
+			{
+				totalLines += 3;
+
+				SerializedProperty type = property.FindPropertyRelative("m_parameterType");
+				ReplacementShaderSetupScriptableObject.ParameterType parameterType = (ReplacementShaderSetupScriptableObject.ParameterType)type.enumValueIndex;
+
+				switch (parameterType)
+				{
+					case ReplacementShaderSetupScriptableObject.ParameterType.Texture:
+						break;
+					case ReplacementShaderSetupScriptableObject.ParameterType.Vector:
+						if (property.FindPropertyRelative("m_vector").isExpanded)
+						{
+							totalLines += 4;
+						}
+						break;
+					case ReplacementShaderSetupScriptableObject.ParameterType.Color:
+						break;
+					case ReplacementShaderSetupScriptableObject.ParameterType.Float:
+						break;
+					case ReplacementShaderSetupScriptableObject.ParameterType.Int:
+						break;
+					default:
+						break;
+				}
+			}
+
+			return EditorGUIUtility.singleLineHeight * totalLines + EditorGUIUtility.standardVerticalSpacing * (totalLines - 1);
+		}
+	}
+}
diff --git a/Editor/GlobalShaderPropertyDrawer.cs.meta b/Editor/GlobalShaderPropertyDrawer.cs.meta
new file mode 100644
index 0000000..adf7631
--- /dev/null
+++ b/Editor/GlobalShaderPropertyDrawer.cs.meta
@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 12f3ca9b41806694eaf563aa050a70b1
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: