增加涡流修改器

src/core/particleConfig.ts

@@ -154,6 +154,12 @@ export function defaultConfig(): EmitterConfig {
     forceCenterX: 0,
     forceCenterY: 0,
     forceFalloff: 'linear',
+    vortex: false,
+    vortexStrength: 10,
+    vortexRadius: 100,
+    vortexCenterX: 0,
+    vortexCenterY: 0,
+    vortexFalloff: 'linear',
     attraction: false,
     attractionCenterX: 200,
     attractionCenterY: 0,