AnimationLibrary Editor

AnimationLibraryBook editor setup.
AnimationLibrary texture2DArray generation and material setup.

Editor/Scripts/Editor.meta

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+DefaultImporter:
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Editor/Scripts/Editor/VA_AnimationBookEditor.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEditor;
+using System.Runtime.CompilerServices;
+using UnityEngine.Rendering.VirtualTexturing;
+using System;
+
+namespace TAO.VertexAnimation.Editor
+{
+    [CustomEditor(typeof(VA_AnimationBook))]
+    public class VA_AnimationBookEditor : UnityEditor.Editor
+    {
+        private VA_AnimationBook animationBook = null;
+        private Vector2 textireGroupScollPos;
+        private Vector2 animationPagesScollPos;
+
+        private UnityEditor.Editor previewEditor = null;
+        private int previewIndex = 0;
+
+        void OnEnable()
+        {
+            animationBook = target as VA_AnimationBook;
+        }
+
+        public override void OnInspectorGUI()
+        {
+            serializedObject.Update();
+
+            // Texture Groups.
+            GeneralGUI();
+            TextureGroupsGUI();
+            SyncListSize();
+            AnimationPagesGUI();
+            MaterialGUI();
+            Texture2DGUI();
+
+            serializedObject.ApplyModifiedProperties();
+        }
+
+        private void SyncListSize()
+        {
+            foreach (var page in animationBook.animationPages)
+            {
+                if(page.textures.Count < animationBook.textureGroups.Count)
+                {
+                    int diff = animationBook.textureGroups.Count - page.textures.Count;
+
+                    for (int i = 0; i < diff; i++)
+                    {
+                        page.textures.Add(null);
+                    }
+                }
+                else if(page.textures.Count > animationBook.textureGroups.Count)
+                {
+                    int diff = page.textures.Count - animationBook.textureGroups.Count;
+
+                    for (int i = 0; i < diff; i++)
+                    {
+                        page.textures.RemoveRange(page.textures.Count - diff, diff);
+                    }
+                }
+            }
+        }
+
+        private void GeneralGUI()
+        {
+            using (new EditorGUILayout.VerticalScope())
+            {
+                EditorGUILayout.LabelField("General", EditorStyles.centeredGreyMiniLabel);
+                EditorGUILayout.PropertyField(serializedObject.FindProperty("maxFrames"));
+            }
+        }
+
+        private void TextureGroupsGUI()
+        {
+            SerializedProperty textureGroups = serializedObject.FindProperty("textureGroups");
+            int removeWidth = 16;
+            int nameWidth = 152;
+            int linearWidth = 50;
+
+            using (new EditorGUILayout.VerticalScope())
+            {
+                EditorGUILayout.LabelField("TextureGroups", EditorStyles.centeredGreyMiniLabel);
+
+                textireGroupScollPos = EditorGUILayout.BeginScrollView(textireGroupScollPos, false, false);
+                using (new EditorGUILayout.HorizontalScope(EditorStyles.toolbar))
+                {
+                    EditorGUILayout.LabelField("", GUILayout.Width(removeWidth));
+                    EditorGUILayout.LabelField("material parameter name", GUILayout.Width(nameWidth));
+                    EditorGUILayout.LabelField("is linear", GUILayout.MinWidth(linearWidth));
+                }
+                EditorGUILayout.EndScrollView();
+
+                for (int i = 0; i < textureGroups.arraySize; i++)
+                {
+                    using (new EditorGUILayout.HorizontalScope())
+                    {
+                        if (GUILayout.Button("-", GUILayout.Width(removeWidth)))
+                        {
+                            textureGroups.DeleteArrayElementAtIndex(i);
+                            continue;
+                        }
+
+                        EditorGUILayout.PropertyField(textureGroups.GetArrayElementAtIndex(i).FindPropertyRelative("shaderParamName"), GUIContent.none, GUILayout.Width(nameWidth));
+                        EditorGUILayout.PropertyField(textureGroups.GetArrayElementAtIndex(i).FindPropertyRelative("isLinear"), GUIContent.none, GUILayout.MinWidth(linearWidth));
+                    }
+                }
+
+                if (GUILayout.Button("+", EditorStyles.miniButton))
+                {
+                    animationBook.textureGroups.Add(new TextureGroup
+                    {
+                        shaderParamName = "_ShaderPropertyName",
+                        isLinear = false
+                    });
+                }
+            }
+        }
+
+        private void AnimationPagesGUI()
+        {
+            SerializedProperty animationPages = serializedObject.FindProperty("animationPages");
+            int removeWidth = 16;
+            int nameWidth = 100;
+            int frameWidth = 50;
+            int textureWidth = 150;
+
+            using (new EditorGUILayout.VerticalScope())
+            {
+                EditorGUILayout.LabelField("AnimationPages", EditorStyles.centeredGreyMiniLabel);
+
+                animationPagesScollPos = EditorGUILayout.BeginScrollView(animationPagesScollPos, false, false);
+                using (new EditorGUILayout.HorizontalScope(EditorStyles.toolbar))
+                {
+                    EditorGUILayout.LabelField("", GUILayout.Width(removeWidth));
+                    EditorGUILayout.LabelField("name", GUILayout.Width(nameWidth));
+                    EditorGUILayout.LabelField("frames", GUILayout.Width(frameWidth));
+                    foreach (var t in animationBook.textureGroups)
+                    {
+                        EditorGUILayout.LabelField(t.shaderParamName, GUILayout.MinWidth(textureWidth));
+                    }
+                }
+                EditorGUILayout.EndScrollView();
+
+                animationPagesScollPos = EditorGUILayout.BeginScrollView(animationPagesScollPos, false, false);
+                for (int i = 0; i < animationPages.arraySize; i++)
+                {
+                    using (new EditorGUILayout.HorizontalScope())
+                    {
+                        if (GUILayout.Button("-", GUILayout.Width(removeWidth)))
+                        {
+                            animationPages.DeleteArrayElementAtIndex(i);
+                            continue;
+                        }
+
+                        EditorGUILayout.PropertyField(animationPages.GetArrayElementAtIndex(i).FindPropertyRelative("name"), GUIContent.none, GUILayout.Width(nameWidth));
+
+                        EditorGUILayout.PropertyField(animationPages.GetArrayElementAtIndex(i).FindPropertyRelative("frames"), GUIContent.none, GUILayout.Width(frameWidth));
+
+                        SerializedProperty textures = animationPages.GetArrayElementAtIndex(i).FindPropertyRelative("textures");
+                        for (int t = 0; t < textures.arraySize; t++)
+                        {
+                            EditorGUILayout.PropertyField(textures.GetArrayElementAtIndex(t), GUIContent.none, GUILayout.MinWidth(textureWidth));
+                        }
+                    }
+                }
+                EditorGUILayout.EndScrollView();
+
+                if (GUILayout.Button("+", EditorStyles.miniButton))
+                {
+                    animationPages.InsertArrayElementAtIndex(animationPages.arraySize);
+                }
+            }
+        }
+
+        private void MaterialGUI()
+        {
+            using (new EditorGUILayout.VerticalScope())
+            {
+                EditorGUILayout.LabelField("Materials", EditorStyles.centeredGreyMiniLabel);
+                EditorGUILayout.PropertyField(serializedObject.FindProperty("materials"));
+            }
+        }
+
+        private void Texture2DGUI()
+        {
+            if (HasPreviewGUI())
+            {
+                using (new EditorGUILayout.VerticalScope())
+                {
+                    SerializedProperty texture2DArray = serializedObject.FindProperty("texture2DArray");
+
+                    EditorGUILayout.LabelField("Texture2DArray", EditorStyles.centeredGreyMiniLabel);
+                    previewIndex = EditorGUILayout.IntSlider(previewIndex, 0, texture2DArray.arraySize - 1);
+                }
+            }
+        }
+
+        public override bool HasPreviewGUI()
+        {
+            bool hasPreview = false;
+
+            if(animationBook.texture2DArray != null && animationBook.texture2DArray.Count > 0 && animationBook.texture2DArray[previewIndex] != null)
+            {
+                hasPreview = true;
+            }
+
+            return hasPreview;
+        }
+
+        public override void OnPreviewGUI(Rect r, GUIStyle background)
+        {
+            if (previewEditor == null)
+            {
+                previewEditor = UnityEditor.Editor.CreateEditor(animationBook.texture2DArray[previewIndex]);
+            }
+
+            previewEditor.OnInteractivePreviewGUI(r, background);
+        }
+    }
+}

Editor/Scripts/Editor/VA_AnimationBookEditor.cs.meta

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