109 lines
5.4 KiB
C#
109 lines
5.4 KiB
C#
using UnityEngine;
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#if UNITY_EDITOR
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using UnityEditor;
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#endif
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namespace AlicizaX
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{
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public static partial class Utility
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{
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/// <summary>
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/// Gizmos 绘制辅助。
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/// </summary>
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public static class Gizmo
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{
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public static void DrawArrow(Vector3 position, Vector3 direction, float arrowHeadLength = 0.25f, float arrowHeadAngle = 20f)
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{
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Gizmos.DrawRay(position, direction);
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Vector3 right = Quaternion.LookRotation(direction) * Quaternion.Euler(0, 180 + arrowHeadAngle, 0) * new Vector3(0, 0, 1);
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Vector3 left = Quaternion.LookRotation(direction) * Quaternion.Euler(0, 180 - arrowHeadAngle, 0) * new Vector3(0, 0, 1);
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Gizmos.DrawRay(position + direction, right * arrowHeadLength);
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Gizmos.DrawRay(position + direction, left * arrowHeadLength);
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}
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public static void DrawWireCapsule(Vector3 p1, Vector3 p2, float radius)
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{
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#if UNITY_EDITOR
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if (p1 == p2)
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{
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Gizmos.DrawWireSphere(p1, radius);
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return;
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}
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using (new Handles.DrawingScope(Gizmos.color, Gizmos.matrix))
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{
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Quaternion p1Rotation = Quaternion.LookRotation(p1 - p2);
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Quaternion p2Rotation = Quaternion.LookRotation(p2 - p1);
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float c = Vector3.Dot((p1 - p2).normalized, Vector3.up);
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if (c == 1f || c == -1f)
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{
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p2Rotation = Quaternion.Euler(p2Rotation.eulerAngles.x, p2Rotation.eulerAngles.y + 180f, p2Rotation.eulerAngles.z);
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}
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Handles.DrawWireArc(p1, p1Rotation * Vector3.left, p1Rotation * Vector3.down, 180f, radius);
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Handles.DrawWireArc(p1, p1Rotation * Vector3.up, p1Rotation * Vector3.left, 180f, radius);
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Handles.DrawWireDisc(p1, (p2 - p1).normalized, radius);
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Handles.DrawWireArc(p2, p2Rotation * Vector3.left, p2Rotation * Vector3.down, 180f, radius);
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Handles.DrawWireArc(p2, p2Rotation * Vector3.up, p2Rotation * Vector3.left, 180f, radius);
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Handles.DrawWireDisc(p2, (p1 - p2).normalized, radius);
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Handles.DrawLine(p1 + p1Rotation * Vector3.down * radius, p2 + p2Rotation * Vector3.down * radius);
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Handles.DrawLine(p1 + p1Rotation * Vector3.left * radius, p2 + p2Rotation * Vector3.right * radius);
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Handles.DrawLine(p1 + p1Rotation * Vector3.up * radius, p2 + p2Rotation * Vector3.up * radius);
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Handles.DrawLine(p1 + p1Rotation * Vector3.right * radius, p2 + p2Rotation * Vector3.left * radius);
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}
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#endif
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}
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public static void DrawWireCapsule(Vector3 position, Quaternion rotation, float radius, float height)
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{
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#if UNITY_EDITOR
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Matrix4x4 angleMatrix = Matrix4x4.TRS(position, rotation, Handles.matrix.lossyScale);
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using (new Handles.DrawingScope(angleMatrix))
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{
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float pointOffset = (height - (radius * 2)) / 2;
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Handles.DrawWireArc(Vector3.up * pointOffset, Vector3.left, Vector3.back, -180, radius);
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Handles.DrawLine(new Vector3(0, pointOffset, -radius), new Vector3(0, -pointOffset, -radius));
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Handles.DrawLine(new Vector3(0, pointOffset, radius), new Vector3(0, -pointOffset, radius));
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Handles.DrawWireArc(Vector3.down * pointOffset, Vector3.left, Vector3.back, 180, radius);
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Handles.DrawWireArc(Vector3.up * pointOffset, Vector3.back, Vector3.left, 180, radius);
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Handles.DrawLine(new Vector3(-radius, pointOffset, 0), new Vector3(-radius, -pointOffset, 0));
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Handles.DrawLine(new Vector3(radius, pointOffset, 0), new Vector3(radius, -pointOffset, 0));
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Handles.DrawWireArc(Vector3.down * pointOffset, Vector3.back, Vector3.left, -180, radius);
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Handles.DrawWireDisc(Vector3.up * pointOffset, Vector3.up, radius);
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Handles.DrawWireDisc(Vector3.down * pointOffset, Vector3.up, radius);
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}
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#endif
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}
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public static void DrawCenteredLabel(Vector3 position, string labelText, GUIStyle style = null)
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{
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#if UNITY_EDITOR
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if (style == null)
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{
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style = new GUIStyle(GUI.skin.label);
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}
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GUIContent content = new GUIContent(labelText);
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Vector2 labelSize = style.CalcSize(content);
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Vector3 screenPosition = HandleUtility.WorldToGUIPoint(position);
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screenPosition.x -= labelSize.x / 2;
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screenPosition.y -= labelSize.y / 2;
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Vector3 worldPosition = HandleUtility.GUIPointToWorldRay(screenPosition).origin;
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Handles.Label(worldPosition, labelText, style);
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#endif
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}
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public static void DrawDisc(Vector3 position, float radius, Color outerColor, Color innerColor)
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{
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#if UNITY_EDITOR
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Handles.color = innerColor;
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Handles.DrawSolidDisc(position, Vector3.up, radius);
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Handles.color = outerColor;
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Handles.DrawWireDisc(position, Vector3.up, radius);
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#endif
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}
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}
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}
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}
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