!1720 修复:矩形灯面板方向按钮错误问题

src/Add-on/DrawLight/DrawRectAreaLight.ts

@@ -26,6 +26,9 @@ export class DrawRectAreaLight implements Command
                 light.Height = Math.abs(rectRes.Height);
                 light.ApplyMatrix(app.Editor.UCSMatrix);
                 light.Position = midPoint(rectRes.Point1WCS, rectRes.Point2WCS);
+                let target = light.Position.add(light.Normal.multiplyScalar(1000));
+                target.applyMatrix4(light.OCSInv).negate().applyMatrix4(light.OCSNoClone);
+                light.Target = target;
             });
 
             let lightStore = LightStore.GetInstance();

src/DatabaseServices/Lights/RectAreaLight.ts

@@ -110,12 +110,16 @@ export class RectAreaLight extends Light
         }
         else if (i === 5)
         {
-            let target = pts[0].setFromMatrixPosition(this._Matrix).add(this.Normal.multiplyScalar(TARGET_DISTANCE)).add(vec);
-            target.applyMatrix4(this.OCSInv).negate().applyMatrix4(this.OCSNoClone);
-            this._Matrix.lookAt(target, this.Position, YAxis);
-            this.Update(UpdateDraw.Matrix);
+            this.Target = this.Target.add(vec);
+            this.lookAtTarget();
         }
     }
+    lookAtTarget()
+    {
+        this._Matrix.lookAt(this.Position, this.Target, YAxis);
+        this.Update(UpdateDraw.Matrix);
+    }
+
     get Height()
     {
         return this._Height;

src/UI/Store/RightPanelStore/SpotLightModel.tsx

@@ -9,6 +9,7 @@ import { Entitys2Data } from "../../../Add-on/ExportData";
 import { app } from "../../../ApplicationServices/Application";
 import { ResourcesCDN_HOST } from "../../../Common/HostUrl";
 import { KeyBoard } from "../../../Common/KeyEnum";
+import { UpdateDraw } from "../../../Common/Status";
 import { FixedNotZero } from "../../../Common/Utils";
 import { DirectionalLight } from "../../../DatabaseServices/Lights/DirectionalLight";
 import { Light } from "../../../DatabaseServices/Lights/Light";
@@ -80,10 +81,17 @@ export class SpotLightModel extends React.Component<{ store: LightStore; configS
                 }
                 if (isDirection)
                 {
-                    (light as SpotLight | DirectionalLight).Target = ptRes.Point;
-                    app.Editor.UpdateScreen();
-                    this._Target = ptRes.Point.clone().sub(this.props.store.currentSelectEnt.Position).normalize().ceil().toArray().toString();
-
+                    if (light instanceof SpotLight || light instanceof DirectionalLight)
+                    {
+                        light.Target = ptRes.Point;
+                        this._Target = ptRes.Point.clone().sub(this.props.store.currentSelectEnt.Position).normalize().ceil().toArray().toString();
+                        light.Update(UpdateDraw.Matrix);
+                    }
+                    else if (light instanceof RectAreaLight)
+                    {
+                        light.Target = ptRes.Point;
+                        light.lookAtTarget();
+                    }
                     if (userConfig.synchronousEnable)
                         app.WebSocket.Send(JSON.stringify(Entitys2Data([light])));
                 }