refactor: modify the value when the field is changed

Author: mob-sakai

Scripts/Editor/UIParticleEditor.cs

@@ -250,20 +250,27 @@ private static bool DrawFloatOrVector3Field(SerializedProperty sp, bool showXyz)
             EditorGUILayout.BeginHorizontal();
             if (showXyz)
             {
+                EditorGUI.BeginChangeCheck();
                 EditorGUILayout.PropertyField(sp);
+                if (EditorGUI.EndChangeCheck())
+                {
+                    x.floatValue = Mathf.Max(0.001f, x.floatValue);
+                    y.floatValue = Mathf.Max(0.001f, y.floatValue);
+                    z.floatValue = Mathf.Max(0.001f, z.floatValue);
+                }
             }
             else
             {
                 EditorGUI.BeginChangeCheck();
                 EditorGUILayout.PropertyField(x, s_ContentScale);
                 if (EditorGUI.EndChangeCheck())
-                    z.floatValue = y.floatValue = x.floatValue;
+                {
+                    x.floatValue = Mathf.Max(0.001f, x.floatValue);
+                    y.floatValue = Mathf.Max(0.001f, x.floatValue);
+                    z.floatValue = Mathf.Max(0.001f, x.floatValue);
+                }
             }
 
-            if (x.floatValue < 0.001f) x.floatValue = 0.001f;
-            if (y.floatValue < 0.001f) y.floatValue = 0.001f;
-            if (z.floatValue < 0.001f) z.floatValue = 0.001f;
-
             EditorGUI.BeginChangeCheck();
             showXyz = GUILayout.Toggle(showXyz, s_Content3D, EditorStyles.miniButton, GUILayout.Width(30));
             if (EditorGUI.EndChangeCheck() && !showXyz)