您最多选择25个主题
主题必须以中文或者字母或数字开头,可以包含连字符 (-),并且长度不得超过35个字符
576 行
24 KiB
576 行
24 KiB
using System;
|
|
using System.Collections.Generic;
|
|
using System.Linq;
|
|
using System.Linq.Expressions;
|
|
using System.Reflection;
|
|
using System.Text;
|
|
using UnityEngine;
|
|
|
|
namespace UnityEditor.Experimental.Rendering
|
|
{
|
|
public static class CoreEditorUtils
|
|
{
|
|
// GUIContent cache utilities
|
|
static Dictionary<string, GUIContent> s_GUIContentCache = new Dictionary<string, GUIContent>();
|
|
|
|
public static GUIContent GetContent(string textAndTooltip)
|
|
{
|
|
if (string.IsNullOrEmpty(textAndTooltip))
|
|
return GUIContent.none;
|
|
|
|
GUIContent content;
|
|
|
|
if (!s_GUIContentCache.TryGetValue(textAndTooltip, out content))
|
|
{
|
|
var s = textAndTooltip.Split('|');
|
|
content = new GUIContent(s[0]);
|
|
|
|
if (s.Length > 1 && !string.IsNullOrEmpty(s[1]))
|
|
content.tooltip = s[1];
|
|
|
|
s_GUIContentCache.Add(textAndTooltip, content);
|
|
}
|
|
|
|
return content;
|
|
}
|
|
|
|
// Serialization helpers
|
|
public static string FindProperty<T, TValue>(Expression<Func<T, TValue>> expr)
|
|
{
|
|
// Get the field path as a string
|
|
MemberExpression me;
|
|
switch (expr.Body.NodeType)
|
|
{
|
|
case ExpressionType.MemberAccess:
|
|
me = expr.Body as MemberExpression;
|
|
break;
|
|
default:
|
|
throw new InvalidOperationException();
|
|
}
|
|
|
|
var members = new List<string>();
|
|
while (me != null)
|
|
{
|
|
// For field, get the field name
|
|
// For properties, get the name of the backing field
|
|
var name = me.Member is FieldInfo
|
|
? me.Member.Name
|
|
: "m_" + me.Member.Name.Substring(0, 1).ToUpper() + me.Member.Name.Substring(1);
|
|
members.Add(name);
|
|
me = me.Expression as MemberExpression;
|
|
}
|
|
|
|
var sb = new StringBuilder();
|
|
for (int i = members.Count - 1; i >= 0; i--)
|
|
{
|
|
sb.Append(members[i]);
|
|
if (i > 0) sb.Append('.');
|
|
}
|
|
|
|
return sb.ToString();
|
|
}
|
|
|
|
// UI Helpers
|
|
|
|
public static void DrawMultipleFields(string label, SerializedProperty[] ppts, GUIContent[] lbls)
|
|
{
|
|
GUILayout.BeginHorizontal();
|
|
EditorGUILayout.PrefixLabel(GetContent(label));
|
|
GUILayout.BeginVertical();
|
|
var labelWidth = EditorGUIUtility.labelWidth;
|
|
EditorGUIUtility.labelWidth = 45;
|
|
for (var i = 0; i < ppts.Length; ++i)
|
|
EditorGUILayout.PropertyField(ppts[i], lbls[i]);
|
|
GUILayout.EndVertical();
|
|
GUILayout.EndHorizontal();
|
|
EditorGUIUtility.labelWidth = labelWidth;
|
|
}
|
|
|
|
public static void DrawSplitter()
|
|
{
|
|
var rect = GUILayoutUtility.GetRect(1f, 1f);
|
|
|
|
// Splitter rect should be full-width
|
|
rect.xMin = 0f;
|
|
rect.width += 4f;
|
|
|
|
if (Event.current.type != EventType.Repaint)
|
|
return;
|
|
|
|
EditorGUI.DrawRect(rect, !EditorGUIUtility.isProSkin
|
|
? new Color(0.6f, 0.6f, 0.6f, 1.333f)
|
|
: new Color(0.12f, 0.12f, 0.12f, 1.333f));
|
|
}
|
|
|
|
public static void DrawHeader(string title)
|
|
{
|
|
var backgroundRect = GUILayoutUtility.GetRect(1f, 17f);
|
|
|
|
var labelRect = backgroundRect;
|
|
labelRect.xMin += 16f;
|
|
labelRect.xMax -= 20f;
|
|
|
|
var foldoutRect = backgroundRect;
|
|
foldoutRect.y += 1f;
|
|
foldoutRect.width = 13f;
|
|
foldoutRect.height = 13f;
|
|
|
|
// Background rect should be full-width
|
|
backgroundRect.xMin = 0f;
|
|
backgroundRect.width += 4f;
|
|
|
|
// Background
|
|
float backgroundTint = EditorGUIUtility.isProSkin ? 0.1f : 1f;
|
|
EditorGUI.DrawRect(backgroundRect, new Color(backgroundTint, backgroundTint, backgroundTint, 0.2f));
|
|
|
|
// Title
|
|
EditorGUI.LabelField(labelRect, title, EditorStyles.boldLabel);
|
|
}
|
|
|
|
public static bool DrawHeaderFoldout(string title, bool state)
|
|
{
|
|
var backgroundRect = GUILayoutUtility.GetRect(1f, 17f);
|
|
|
|
var labelRect = backgroundRect;
|
|
labelRect.xMin += 16f;
|
|
labelRect.xMax -= 20f;
|
|
|
|
var foldoutRect = backgroundRect;
|
|
foldoutRect.y += 1f;
|
|
foldoutRect.width = 13f;
|
|
foldoutRect.height = 13f;
|
|
|
|
// Background rect should be full-width
|
|
backgroundRect.xMin = 0f;
|
|
backgroundRect.width += 4f;
|
|
|
|
// Background
|
|
float backgroundTint = EditorGUIUtility.isProSkin ? 0.1f : 1f;
|
|
EditorGUI.DrawRect(backgroundRect, new Color(backgroundTint, backgroundTint, backgroundTint, 0.2f));
|
|
|
|
// Title
|
|
EditorGUI.LabelField(labelRect, title, EditorStyles.boldLabel);
|
|
|
|
// Active checkbox
|
|
state = GUI.Toggle(foldoutRect, state, GUIContent.none, EditorStyles.foldout);
|
|
|
|
var e = Event.current;
|
|
if (e.type == EventType.MouseDown && backgroundRect.Contains(e.mousePosition) && e.button == 0)
|
|
{
|
|
state = !state;
|
|
e.Use();
|
|
}
|
|
|
|
return state;
|
|
}
|
|
|
|
public static bool DrawHeaderToggle(string title, SerializedProperty group, SerializedProperty activeField, Action<Vector2> contextAction = null)
|
|
{
|
|
var backgroundRect = GUILayoutUtility.GetRect(1f, 17f);
|
|
|
|
var labelRect = backgroundRect;
|
|
labelRect.xMin += 16f;
|
|
labelRect.xMax -= 20f;
|
|
|
|
var toggleRect = backgroundRect;
|
|
toggleRect.y += 2f;
|
|
toggleRect.width = 13f;
|
|
toggleRect.height = 13f;
|
|
|
|
// Background rect should be full-width
|
|
backgroundRect.xMin = 0f;
|
|
backgroundRect.width += 4f;
|
|
|
|
// Background
|
|
float backgroundTint = EditorGUIUtility.isProSkin ? 0.1f : 1f;
|
|
EditorGUI.DrawRect(backgroundRect, new Color(backgroundTint, backgroundTint, backgroundTint, 0.2f));
|
|
|
|
// Title
|
|
using (new EditorGUI.DisabledScope(!activeField.boolValue))
|
|
EditorGUI.LabelField(labelRect, GetContent(title), EditorStyles.boldLabel);
|
|
|
|
// Active checkbox
|
|
activeField.serializedObject.Update();
|
|
activeField.boolValue = GUI.Toggle(toggleRect, activeField.boolValue, GUIContent.none, CoreEditorStyles.smallTickbox);
|
|
activeField.serializedObject.ApplyModifiedProperties();
|
|
|
|
// Context menu
|
|
var menuIcon = EditorGUIUtility.isProSkin
|
|
? CoreEditorStyles.paneOptionsIconDark
|
|
: CoreEditorStyles.paneOptionsIconLight;
|
|
|
|
var menuRect = new Rect(labelRect.xMax + 4f, labelRect.y + 4f, menuIcon.width, menuIcon.height);
|
|
|
|
if (contextAction != null)
|
|
GUI.DrawTexture(menuRect, menuIcon);
|
|
|
|
// Handle events
|
|
var e = Event.current;
|
|
|
|
if (e.type == EventType.MouseDown)
|
|
{
|
|
if (contextAction != null && menuRect.Contains(e.mousePosition))
|
|
{
|
|
contextAction(new Vector2(menuRect.x, menuRect.yMax));
|
|
e.Use();
|
|
}
|
|
else if (labelRect.Contains(e.mousePosition))
|
|
{
|
|
if (e.button == 0)
|
|
group.isExpanded = !group.isExpanded;
|
|
else if (contextAction != null)
|
|
contextAction(e.mousePosition);
|
|
|
|
e.Use();
|
|
}
|
|
}
|
|
|
|
return group.isExpanded;
|
|
}
|
|
|
|
static readonly GUIContent[] k_DrawVector6Slider_LabelPositives =
|
|
{
|
|
new GUIContent("+X"),
|
|
new GUIContent("+Y"),
|
|
new GUIContent("+Z"),
|
|
};
|
|
static readonly GUIContent[] k_DrawVector6Slider_LabelNegatives =
|
|
{
|
|
new GUIContent("-X"),
|
|
new GUIContent("-Y"),
|
|
new GUIContent("-Z"),
|
|
};
|
|
const int k_DrawVector6Slider_LabelSize = 60;
|
|
const int k_DrawVector6Slider_FieldSize = 80;
|
|
public static void DrawVector6Slider(GUIContent label, SerializedProperty positive, SerializedProperty negative, Vector3 min, Vector3 max)
|
|
{
|
|
GUILayout.BeginVertical();
|
|
EditorGUILayout.LabelField(label);
|
|
++EditorGUI.indentLevel;
|
|
|
|
var rect = GUILayoutUtility.GetRect(0, float.MaxValue, EditorGUIUtility.singleLineHeight, EditorGUIUtility.singleLineHeight);
|
|
var v = positive.vector3Value;
|
|
EditorGUI.BeginChangeCheck();
|
|
v = DrawVector3Slider(rect, k_DrawVector6Slider_LabelPositives, v, min, max);
|
|
if (EditorGUI.EndChangeCheck())
|
|
positive.vector3Value = v;
|
|
|
|
GUILayout.Space(EditorGUIUtility.standardVerticalSpacing);
|
|
|
|
rect = GUILayoutUtility.GetRect(0, float.MaxValue, EditorGUIUtility.singleLineHeight, EditorGUIUtility.singleLineHeight);
|
|
v = negative.vector3Value;
|
|
EditorGUI.BeginChangeCheck();
|
|
v = DrawVector3Slider(rect, k_DrawVector6Slider_LabelNegatives, v, min, max);
|
|
if (EditorGUI.EndChangeCheck())
|
|
negative.vector3Value = v;
|
|
--EditorGUI.indentLevel;
|
|
GUILayout.EndVertical();
|
|
}
|
|
|
|
static Vector3 DrawVector3Slider(Rect rect, GUIContent[] labels, Vector3 value, Vector3 min, Vector3 max)
|
|
{
|
|
// Use a corrected width due to the hacks used for layouting the slider properly below
|
|
rect.width -= 20;
|
|
var fieldWidth = rect.width / 3f;
|
|
|
|
for (var i = 0; i < 3; ++i)
|
|
{
|
|
var c = new Rect(rect.x + fieldWidth * i, rect.y, fieldWidth, rect.height);
|
|
var labelRect = new Rect(c.x, c.y, k_DrawVector6Slider_LabelSize, c.height);
|
|
var sliderRect = new Rect(labelRect.x + labelRect.width, c.y, c.width - k_DrawVector6Slider_LabelSize - k_DrawVector6Slider_FieldSize + 45, c.height);
|
|
var fieldRect = new Rect(sliderRect.x + sliderRect.width - 25, c.y, k_DrawVector6Slider_FieldSize, c.height);
|
|
EditorGUI.LabelField(labelRect, labels[i]);
|
|
value[i] = GUI.HorizontalSlider(sliderRect, value[i], min[i], max[i]);
|
|
value[i] = EditorGUI.FloatField(fieldRect, value[i]);
|
|
}
|
|
return value;
|
|
}
|
|
|
|
public static void DrawPopup(GUIContent label, SerializedProperty property, string[] options)
|
|
{
|
|
var mode = property.intValue;
|
|
EditorGUI.BeginChangeCheck();
|
|
|
|
if (mode >= options.Length)
|
|
Debug.LogError(string.Format("Invalid option while trying to set {0}", label.text));
|
|
|
|
mode = EditorGUILayout.Popup(label, mode, options);
|
|
if (EditorGUI.EndChangeCheck())
|
|
{
|
|
Undo.RecordObject(property.objectReferenceValue, property.name);
|
|
property.intValue = mode;
|
|
}
|
|
}
|
|
|
|
public static void DrawCascadeSplitGUI<T>(ref SerializedProperty shadowCascadeSplit)
|
|
{
|
|
float[] cascadePartitionSizes = null;
|
|
|
|
System.Type type = typeof(T);
|
|
if (type == typeof(float))
|
|
{
|
|
cascadePartitionSizes = new float[] { shadowCascadeSplit.floatValue };
|
|
}
|
|
else if (type == typeof(Vector3))
|
|
{
|
|
Vector3 splits = shadowCascadeSplit.vector3Value;
|
|
cascadePartitionSizes = new float[]
|
|
{
|
|
Mathf.Clamp(splits[0], 0.0f, 1.0f),
|
|
Mathf.Clamp(splits[1] - splits[0], 0.0f, 1.0f),
|
|
Mathf.Clamp(splits[2] - splits[1], 0.0f, 1.0f)
|
|
};
|
|
}
|
|
|
|
if (cascadePartitionSizes != null)
|
|
{
|
|
EditorGUI.BeginChangeCheck();
|
|
ShadowCascadeSplitGUI.HandleCascadeSliderGUI(ref cascadePartitionSizes);
|
|
if (EditorGUI.EndChangeCheck())
|
|
{
|
|
if (type == typeof(float))
|
|
shadowCascadeSplit.floatValue = cascadePartitionSizes[0];
|
|
else
|
|
{
|
|
Vector3 updatedValue = new Vector3();
|
|
updatedValue[0] = cascadePartitionSizes[0];
|
|
updatedValue[1] = updatedValue[0] + cascadePartitionSizes[1];
|
|
updatedValue[2] = updatedValue[1] + cascadePartitionSizes[2];
|
|
shadowCascadeSplit.vector3Value = updatedValue;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
public static void RemoveMaterialKeywords(Material material)
|
|
{
|
|
material.shaderKeywords = null;
|
|
}
|
|
|
|
public static T[] GetAdditionalData<T>(UnityEngine.Object[] targets, Action<T> initDefault = null)
|
|
where T : Component
|
|
{
|
|
// Handles multi-selection
|
|
var data = targets.Cast<Component>()
|
|
.Select(t => t.GetComponent<T>())
|
|
.ToArray();
|
|
|
|
for (int i = 0; i < data.Length; i++)
|
|
{
|
|
if (data[i] == null)
|
|
{
|
|
data[i] = Undo.AddComponent<T>(((Component)targets[i]).gameObject);
|
|
if (initDefault != null)
|
|
{
|
|
initDefault(data[i]);
|
|
}
|
|
}
|
|
}
|
|
|
|
return data;
|
|
}
|
|
}
|
|
|
|
static class ShadowCascadeSplitGUI
|
|
{
|
|
private const int kSliderbarTopMargin = 2;
|
|
private const int kSliderbarHeight = 24;
|
|
private const int kSliderbarBottomMargin = 2;
|
|
private const int kPartitionHandleWidth = 2;
|
|
private const int kPartitionHandleExtraHitAreaWidth = 2;
|
|
|
|
private static readonly Color[] kCascadeColors =
|
|
{
|
|
new Color(0.5f, 0.5f, 0.6f, 1.0f),
|
|
new Color(0.5f, 0.6f, 0.5f, 1.0f),
|
|
new Color(0.6f, 0.6f, 0.5f, 1.0f),
|
|
new Color(0.6f, 0.5f, 0.5f, 1.0f),
|
|
};
|
|
|
|
// using a LODGroup skin
|
|
private static readonly GUIStyle s_CascadeSliderBG = "LODSliderRange";
|
|
private static readonly GUIStyle s_TextCenteredStyle = new GUIStyle(EditorStyles.whiteMiniLabel)
|
|
{
|
|
alignment = TextAnchor.MiddleCenter
|
|
};
|
|
|
|
// Internal struct to bundle drag information
|
|
private class DragCache
|
|
{
|
|
public int m_ActivePartition; // the cascade partition that we are currently dragging/resizing
|
|
public float m_NormalizedPartitionSize; // the normalized size of the partition (0.0f < size < 1.0f)
|
|
public Vector2 m_LastCachedMousePosition; // mouse position the last time we registered a drag or mouse down.
|
|
|
|
public DragCache(int activePartition, float normalizedPartitionSize, Vector2 currentMousePos)
|
|
{
|
|
m_ActivePartition = activePartition;
|
|
m_NormalizedPartitionSize = normalizedPartitionSize;
|
|
m_LastCachedMousePosition = currentMousePos;
|
|
}
|
|
};
|
|
private static DragCache s_DragCache;
|
|
|
|
private static readonly int s_CascadeSliderId = "s_CascadeSliderId".GetHashCode();
|
|
|
|
private static SceneView s_RestoreSceneView;
|
|
private static SceneView.CameraMode s_OldSceneDrawMode;
|
|
private static bool s_OldSceneLightingMode;
|
|
|
|
|
|
/**
|
|
* Static function to handle the GUI and User input related to the cascade slider.
|
|
*
|
|
* @param normalizedCascadePartition The array of partition sizes in the range 0.0f - 1.0f; expects ONE entry if cascades = 2, and THREE if cascades=4
|
|
* The last entry will be automatically determined by summing up the array, and doing 1.0f - sum
|
|
*/
|
|
public static void HandleCascadeSliderGUI(ref float[] normalizedCascadePartitions)
|
|
{
|
|
EditorGUILayout.LabelField("Cascade splits");
|
|
|
|
// get the inspector width since we need it while drawing the partition rects.
|
|
// Only way currently is to reserve the block in the layout using GetRect(), and then immediately drawing the empty box
|
|
// to match the call to GetRect.
|
|
// From this point on, we move to non-layout based code.
|
|
var sliderRect = GUILayoutUtility.GetRect(GUIContent.none
|
|
, s_CascadeSliderBG
|
|
, GUILayout.Height(kSliderbarTopMargin + kSliderbarHeight + kSliderbarBottomMargin)
|
|
, GUILayout.ExpandWidth(true));
|
|
GUI.Box(sliderRect, GUIContent.none);
|
|
|
|
float currentX = sliderRect.x;
|
|
float cascadeBoxStartY = sliderRect.y + kSliderbarTopMargin;
|
|
float cascadeSliderWidth = sliderRect.width - (normalizedCascadePartitions.Length * kPartitionHandleWidth);
|
|
Color origTextColor = GUI.color;
|
|
Color origBackgroundColor = GUI.backgroundColor;
|
|
int colorIndex = -1;
|
|
|
|
// setup the array locally with the last partition
|
|
float[] adjustedCascadePartitions = new float[normalizedCascadePartitions.Length + 1];
|
|
System.Array.Copy(normalizedCascadePartitions, adjustedCascadePartitions, normalizedCascadePartitions.Length);
|
|
adjustedCascadePartitions[adjustedCascadePartitions.Length - 1] = 1.0f - normalizedCascadePartitions.Sum();
|
|
|
|
|
|
// check for user input on any of the partition handles
|
|
// this mechanism gets the current event in the queue... make sure that the mouse is over our control before consuming the event
|
|
int sliderControlId = GUIUtility.GetControlID(s_CascadeSliderId, FocusType.Passive);
|
|
Event currentEvent = Event.current;
|
|
int hotPartitionHandleIndex = -1; // the index of any partition handle that we are hovering over or dragging
|
|
|
|
// draw each cascade partition
|
|
for (int i = 0; i < adjustedCascadePartitions.Length; ++i)
|
|
{
|
|
float currentPartition = adjustedCascadePartitions[i];
|
|
|
|
colorIndex = (colorIndex + 1) % kCascadeColors.Length;
|
|
GUI.backgroundColor = kCascadeColors[colorIndex];
|
|
float boxLength = (cascadeSliderWidth * currentPartition);
|
|
|
|
// main cascade box
|
|
Rect partitionRect = new Rect(currentX, cascadeBoxStartY, boxLength, kSliderbarHeight);
|
|
GUI.Box(partitionRect, GUIContent.none, s_CascadeSliderBG);
|
|
currentX += boxLength;
|
|
|
|
// cascade box percentage text
|
|
GUI.color = Color.white;
|
|
Rect textRect = partitionRect;
|
|
var cascadeText = string.Format("{0}\n{1:F1}%", i, currentPartition * 100.0f);
|
|
|
|
GUI.Label(textRect, cascadeText, s_TextCenteredStyle);
|
|
|
|
// no need to draw the partition handle for last box
|
|
if (i == adjustedCascadePartitions.Length - 1)
|
|
break;
|
|
|
|
// partition handle
|
|
GUI.backgroundColor = Color.black;
|
|
Rect handleRect = partitionRect;
|
|
handleRect.x = currentX;
|
|
handleRect.width = kPartitionHandleWidth;
|
|
GUI.Box(handleRect, GUIContent.none, s_CascadeSliderBG);
|
|
// we want a thin handle visually (since wide black bar looks bad), but a slightly larger
|
|
// hit area for easier manipulation
|
|
Rect handleHitRect = handleRect;
|
|
handleHitRect.xMin -= kPartitionHandleExtraHitAreaWidth;
|
|
handleHitRect.xMax += kPartitionHandleExtraHitAreaWidth;
|
|
if (handleHitRect.Contains(currentEvent.mousePosition))
|
|
hotPartitionHandleIndex = i;
|
|
|
|
// add regions to slider where the cursor changes to Resize-Horizontal
|
|
if (s_DragCache == null)
|
|
{
|
|
EditorGUIUtility.AddCursorRect(handleHitRect, MouseCursor.ResizeHorizontal, sliderControlId);
|
|
}
|
|
|
|
currentX += kPartitionHandleWidth;
|
|
}
|
|
|
|
GUI.color = origTextColor;
|
|
GUI.backgroundColor = origBackgroundColor;
|
|
|
|
EventType eventType = currentEvent.GetTypeForControl(sliderControlId);
|
|
switch (eventType)
|
|
{
|
|
case EventType.MouseDown:
|
|
if (hotPartitionHandleIndex >= 0)
|
|
{
|
|
s_DragCache = new DragCache(hotPartitionHandleIndex, normalizedCascadePartitions[hotPartitionHandleIndex], currentEvent.mousePosition);
|
|
if (GUIUtility.hotControl == 0)
|
|
GUIUtility.hotControl = sliderControlId;
|
|
currentEvent.Use();
|
|
|
|
// Switch active scene view into shadow cascades visualization mode, once we start
|
|
// tweaking cascade splits.
|
|
if (s_RestoreSceneView == null)
|
|
{
|
|
s_RestoreSceneView = SceneView.lastActiveSceneView;
|
|
if (s_RestoreSceneView != null)
|
|
{
|
|
s_OldSceneDrawMode = s_RestoreSceneView.cameraMode;
|
|
s_OldSceneLightingMode = s_RestoreSceneView.m_SceneLighting;
|
|
s_RestoreSceneView.cameraMode = SceneView.GetBuiltinCameraMode(DrawCameraMode.ShadowCascades);
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case EventType.MouseUp:
|
|
// mouseUp event anywhere should release the hotcontrol (if it belongs to us), drags (if any)
|
|
if (GUIUtility.hotControl == sliderControlId)
|
|
{
|
|
GUIUtility.hotControl = 0;
|
|
currentEvent.Use();
|
|
}
|
|
s_DragCache = null;
|
|
|
|
// Restore previous scene view drawing mode once we stop tweaking cascade splits.
|
|
if (s_RestoreSceneView != null)
|
|
{
|
|
s_RestoreSceneView.cameraMode = s_OldSceneDrawMode;
|
|
s_RestoreSceneView.m_SceneLighting = s_OldSceneLightingMode;
|
|
s_RestoreSceneView = null;
|
|
}
|
|
break;
|
|
|
|
case EventType.MouseDrag:
|
|
if (GUIUtility.hotControl != sliderControlId)
|
|
break;
|
|
|
|
// convert the mouse movement to normalized cascade width. Make sure that we are safe to apply the delta before using it.
|
|
float delta = (currentEvent.mousePosition - s_DragCache.m_LastCachedMousePosition).x / cascadeSliderWidth;
|
|
bool isLeftPartitionHappy = ((adjustedCascadePartitions[s_DragCache.m_ActivePartition] + delta) > 0.0f);
|
|
bool isRightPartitionHappy = ((adjustedCascadePartitions[s_DragCache.m_ActivePartition + 1] - delta) > 0.0f);
|
|
if (isLeftPartitionHappy && isRightPartitionHappy)
|
|
{
|
|
s_DragCache.m_NormalizedPartitionSize += delta;
|
|
normalizedCascadePartitions[s_DragCache.m_ActivePartition] = s_DragCache.m_NormalizedPartitionSize;
|
|
if (s_DragCache.m_ActivePartition < normalizedCascadePartitions.Length - 1)
|
|
normalizedCascadePartitions[s_DragCache.m_ActivePartition + 1] -= delta;
|
|
GUI.changed = true;
|
|
}
|
|
s_DragCache.m_LastCachedMousePosition = currentEvent.mousePosition;
|
|
currentEvent.Use();
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|