93 lines
3.4 KiB
C#
93 lines
3.4 KiB
C#
using System;
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using UnityEngine;
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using Math = UnityEngine.ProBuilder.Math;
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using Plane = UnityEngine.ProBuilder.Shapes.Plane;
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namespace UnityEditor.ProBuilder
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{
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internal class ShapeState_DrawHeightShape : ShapeState
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{
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protected override void EndState()
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{
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tool.RebuildShape();
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UndoUtility.RegisterCreatedObjectUndo(tool.currentShapeInOverlay.gameObject, "Draw Shape");
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tool.m_LastShapeCreated = tool.m_ProBuilderShape;
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tool.m_ProBuilderShape = null;
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}
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ShapeState ValidateShape()
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{
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tool.handleSelectionChange = false;
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tool.RebuildShape();
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tool.m_ProBuilderShape.gameObject.hideFlags = HideFlags.None;
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EditorUtility.InitObject(tool.m_ProBuilderShape.mesh);
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DrawShapeTool.s_ActiveShapeIndex.value = Array.IndexOf(EditorShapeUtility.availableShapeTypes, tool.m_ProBuilderShape.shape.GetType());
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tool.SaveShapeParams(tool.m_ProBuilderShape);
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// make sure that the whole shape creation process is a single undo group
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var group = Undo.GetCurrentGroup() - 1;
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Selection.activeObject = tool.m_ProBuilderShape.gameObject;
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Undo.CollapseUndoOperations(group);
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return NextState();
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}
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public override ShapeState DoState(Event evt)
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{
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if((tool.m_ProBuilderShape.shape is Plane)
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|| (tool.m_ProBuilderShape.shape is UnityEngine.ProBuilder.Shapes.Sprite))
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{
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//Skip Height definition for plane
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return ValidateShape();
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}
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if(evt.type == EventType.KeyDown)
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{
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switch(evt.keyCode)
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{
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case KeyCode.Space:
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case KeyCode.Return:
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case KeyCode.Escape:
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return ValidateShape();
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case KeyCode.Delete:
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return ResetState();
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}
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}
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tool.DrawBoundingBox();
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if(evt.isMouse)
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{
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switch(evt.type)
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{
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case EventType.MouseMove:
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case EventType.MouseDrag:
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Ray ray = HandleUtility.GUIPointToWorldRay(evt.mousePosition);
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Vector3 heightPoint = Math.GetNearestPointRayRay(tool.m_BB_OppositeCorner, tool.m_Plane.normal, ray.origin, ray.direction);
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var dot = Vector3.Dot(tool.m_Plane.normal, ray.direction);
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var isHeightPointNaN = float.IsNaN(heightPoint.x) || float.IsNaN(heightPoint.y) || float.IsNaN(heightPoint.z);
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if (!isHeightPointNaN)
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{
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var deltaPoint = (dot == 0 ? ray.origin - tool.m_Plane.ClosestPointOnPlane(ray.origin) : heightPoint - tool.m_BB_OppositeCorner);
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deltaPoint = Quaternion.Inverse(tool.m_PlaneRotation) * deltaPoint;
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deltaPoint = tool.GetPoint(deltaPoint, evt.control);
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tool.m_BB_HeightCorner = tool.m_PlaneRotation * deltaPoint + tool.m_BB_OppositeCorner;
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tool.RebuildShape();
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}
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break;
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case EventType.MouseUp:
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return ValidateShape();
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}
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}
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return this;
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}
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}
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}
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