NewN_UAVPlane/Assets/art/haidao/PostProcessing/Editor/PropertyDrawers/TrackballGroupDrawer.cs

245 lines
9.8 KiB
C#

//using System.Collections.Generic;
//using System.Reflection;
//using UnityEngine;
//using UnityEngine.PostProcessing;
//namespace UnityEditor.PostProcessing
//{
// [CustomPropertyDrawer(typeof(TrackballGroupAttribute))]
// sealed class TrackballGroupDrawer : PropertyDrawer
// {
// static Material s_Material;
// const int k_MinWheelSize = 80;
// const int k_MaxWheelSize = 256;
// bool m_ResetState;
// // Cached trackball computation methods (for speed reasons)
// static Dictionary<string, MethodInfo> m_TrackballMethods = new Dictionary<string, MethodInfo>();
// internal static int m_Size
// {
// get
// {
// int size = Mathf.FloorToInt(EditorGUIUtility.currentViewWidth / 3f) - 18;
// size = Mathf.Clamp(size, k_MinWheelSize, k_MaxWheelSize);
// return size;
// }
// }
// public override void OnGUI(Rect position, SerializedProperty property, GUIContent label)
// {
// if (s_Material == null)
// s_Material = new Material(Shader.Find("Hidden/Post FX/UI/Trackball")) { hideFlags = HideFlags.HideAndDontSave };
// position = new Rect(position.x, position.y, position.width / 3f, position.height);
// int size = m_Size;
// position.x += 5f;
// var enumerator = property.GetEnumerator();
// while (enumerator.MoveNext())
// {
// var prop = enumerator.Current as SerializedProperty;
// if (prop == null || prop.propertyType != SerializedPropertyType.Color)
// continue;
// OnWheelGUI(position, size, prop.Copy());
// position.x += position.width;
// }
// }
// void OnWheelGUI(Rect position, int size, SerializedProperty property)
// {
// if (Event.current.type == EventType.Layout)
// return;
// var value = property.colorValue;
// float offset = value.a;
// var wheelDrawArea = position;
// wheelDrawArea.height = size;
// if (wheelDrawArea.width > wheelDrawArea.height)
// {
// wheelDrawArea.x += (wheelDrawArea.width - wheelDrawArea.height) / 2.0f;
// wheelDrawArea.width = position.height;
// }
// wheelDrawArea.width = wheelDrawArea.height;
// float hsize = size / 2f;
// float radius = 0.38f * size;
// Vector3 hsv;
// Color.RGBToHSV(value, out hsv.x, out hsv.y, out hsv.z);
// if (Event.current.type == EventType.Repaint)
// {
// float scale = EditorGUIUtility.pixelsPerPoint;
// // Wheel texture
// var oldRT = RenderTexture.active;
// var rt = RenderTexture.GetTemporary((int)(size * scale), (int)(size * scale), 0, RenderTextureFormat.ARGB32, RenderTextureReadWrite.Linear);
// s_Material.SetFloat("_Offset", offset);
// s_Material.SetFloat("_DisabledState", GUI.enabled ? 1f : 0.5f);
// s_Material.SetVector("_Resolution", new Vector2(size * scale, size * scale / 2f));
// Graphics.Blit(null, rt, s_Material, EditorGUIUtility.isProSkin ? 0 : 1);
// RenderTexture.active = oldRT;
// GUI.DrawTexture(wheelDrawArea, rt);
// RenderTexture.ReleaseTemporary(rt);
// // Thumb
// var thumbPos = Vector2.zero;
// float theta = hsv.x * (Mathf.PI * 2f);
// float len = hsv.y * radius;
// thumbPos.x = Mathf.Cos(theta + (Mathf.PI / 2f));
// thumbPos.y = Mathf.Sin(theta - (Mathf.PI / 2f));
// thumbPos *= len;
// var thumbSize = FxStyles.wheelThumbSize;
// var thumbSizeH = thumbSize / 2f;
// FxStyles.wheelThumb.Draw(new Rect(wheelDrawArea.x + hsize + thumbPos.x - thumbSizeH.x, wheelDrawArea.y + hsize + thumbPos.y - thumbSizeH.y, thumbSize.x, thumbSize.y), false, false, false, false);
// }
// var bounds = wheelDrawArea;
// bounds.x += hsize - radius;
// bounds.y += hsize - radius;
// bounds.width = bounds.height = radius * 2f;
// hsv = GetInput(bounds, hsv, radius);
// value = Color.HSVToRGB(hsv.x, hsv.y, 1f);
// value.a = offset;
// // Luminosity booster
// position = wheelDrawArea;
// float oldX = position.x;
// float oldW = position.width;
// position.y += position.height + 4f;
// position.x += (position.width - (position.width * 0.75f)) / 2f;
// position.width = position.width * 0.75f;
// position.height = EditorGUIUtility.singleLineHeight;
// value.a = GUI.HorizontalSlider(position, value.a, -1f, 1f);
// // Advanced controls
// var data = Vector3.zero;
// if (TryGetDisplayValue(value, property, out data))
// {
// position.x = oldX;
// position.y += position.height;
// position.width = oldW / 3f;
// using (new EditorGUI.DisabledGroupScope(true))
// {
// GUI.Label(position, data.x.ToString("F2"), EditorStyles.centeredGreyMiniLabel);
// position.x += position.width;
// GUI.Label(position, data.y.ToString("F2"), EditorStyles.centeredGreyMiniLabel);
// position.x += position.width;
// GUI.Label(position, data.z.ToString("F2"), EditorStyles.centeredGreyMiniLabel);
// position.x += position.width;
// }
// }
// // Title
// position.x = oldX;
// position.y += position.height;
// position.width = oldW;
// GUI.Label(position, property.displayName, EditorStyles.centeredGreyMiniLabel);
// if (m_ResetState)
// {
// value = Color.clear;
// m_ResetState = false;
// }
// property.colorValue = value;
// }
// bool TryGetDisplayValue(Color color, SerializedProperty property, out Vector3 output)
// {
// output = Vector3.zero;
// MethodInfo method;
// if (!m_TrackballMethods.TryGetValue(property.name, out method))
// {
// var field = ReflectionUtils.GetFieldInfoFromPath(property.serializedObject.targetObject, property.propertyPath);
// if (!field.IsDefined(typeof(TrackballAttribute), false))
// return false;
// var attr = (TrackballAttribute)field.GetCustomAttributes(typeof(TrackballAttribute), false)[0];
// const BindingFlags flags = BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.Static;
// method = typeof(ColorGradingComponent).GetMethod(attr.method, flags);
// m_TrackballMethods.Add(property.name, method);
// }
// if (method == null)
// return false;
// output = (Vector3)method.Invoke(property.serializedObject.targetObject, new object[] { color });
// return true;
// }
// static readonly int k_ThumbHash = "colorWheelThumb".GetHashCode();
// Vector3 GetInput(Rect bounds, Vector3 hsv, float radius)
// {
// var e = Event.current;
// var id = GUIUtility.GetControlID(k_ThumbHash, FocusType.Passive, bounds);
// var mousePos = e.mousePosition;
// var relativePos = mousePos - new Vector2(bounds.x, bounds.y);
// if (e.type == EventType.MouseDown && GUIUtility.hotControl == 0 && bounds.Contains(mousePos))
// {
// if (e.button == 0)
// {
// var center = new Vector2(bounds.x + radius, bounds.y + radius);
// float dist = Vector2.Distance(center, mousePos);
// if (dist <= radius)
// {
// e.Use();
// GetWheelHueSaturation(relativePos.x, relativePos.y, radius, out hsv.x, out hsv.y);
// GUIUtility.hotControl = id;
// GUI.changed = true;
// }
// }
// else if (e.button == 1)
// {
// e.Use();
// GUI.changed = true;
// m_ResetState = true;
// }
// }
// else if (e.type == EventType.MouseDrag && e.button == 0 && GUIUtility.hotControl == id)
// {
// e.Use();
// GUI.changed = true;
// GetWheelHueSaturation(relativePos.x, relativePos.y, radius, out hsv.x, out hsv.y);
// }
// else if (e.rawType == EventType.MouseUp && e.button == 0 && GUIUtility.hotControl == id)
// {
// e.Use();
// GUIUtility.hotControl = 0;
// }
// return hsv;
// }
// void GetWheelHueSaturation(float x, float y, float radius, out float hue, out float saturation)
// {
// float dx = (x - radius) / radius;
// float dy = (y - radius) / radius;
// float d = Mathf.Sqrt(dx * dx + dy * dy);
// hue = Mathf.Atan2(dx, -dy);
// hue = 1f - ((hue > 0) ? hue : (Mathf.PI * 2f) + hue) / (Mathf.PI * 2f);
// saturation = Mathf.Clamp01(d);
// }
// public override float GetPropertyHeight(SerializedProperty property, GUIContent label)
// {
// return m_Size + 4f * 2f + EditorGUIUtility.singleLineHeight * 3f;
// }
// }
//}