Add dynamics behavior

source/Behavior/Behavior.ts

@@ -1,13 +1,10 @@
 import { BehaviorRecorder, IAnyBehaviorRecorder } from "@Model/Behavior";
 import { Template } from "./Template";
+import { Dynamics } from "./Dynamics";
 
-const AllBehaviors: IAnyBehaviorRecorder[] = new Array(4).fill(0).map((_, i) => {
-    let behavior = new BehaviorRecorder(Template);
-    behavior.behaviorId = behavior.behaviorId + i;
-    behavior.behaviorName = behavior.behaviorName + Math.random().toString(36).slice(-6);
-    behavior.category = "Category" + Math.floor(Math.random() * 3).toString();
-    return behavior;
-});
+const AllBehaviors: IAnyBehaviorRecorder[] = [
+    new BehaviorRecorder(Dynamics)
+]
 
 /**
  * 分类词条
@@ -52,4 +49,6 @@ function categoryBehaviors(behaviors: IAnyBehaviorRecorder[]): ICategory[] {
     return res;
 }
 
+console.log(AllBehaviorsWithCategory)
+
 export { AllBehaviors, AllBehaviorsWithCategory, ICategory as ICategoryBehavior };

source/Behavior/Dynamics.ts

@@ -0,0 +1,122 @@
+import { Behavior } from "@Model/Behavior";
+import Group from "@Model/Group";
+import Individual from "@Model/Individual";
+import { Model } from "@Model/Model";
+
+type IDynamicsBehaviorParameter = {
+    mass: "number",
+	maxAcceleration: "number",
+	maxVelocity: "number",
+	resistance: "number"
+}
+
+type IDynamicsBehaviorEvent = {}
+
+class Dynamics extends Behavior<IDynamicsBehaviorParameter, IDynamicsBehaviorEvent> {
+
+    public override behaviorId: string = "Dynamics";
+
+    public override behaviorName: string = "$Title";
+
+    public override iconName: string = "Running";
+
+    public override describe: string = "$Intro";
+
+	public override category: string = "$Physics";
+
+	public override parameterOption = {
+		mass: {
+			name: "$Mass",
+			type: "number",
+			defaultValue: 1,
+			numberStep: .01,
+			numberMin: .001
+		},
+		maxAcceleration: {
+			name: "$Max.Acceleration",
+			type: "number",
+			defaultValue: 0.5,
+			numberStep: .01,
+			numberMin: 0
+		},
+		maxVelocity: {
+			name: "$Max.Velocity",
+			type: "number",
+			defaultValue: 0.5,
+			numberStep: .01,
+			numberMin: 0
+		},
+		resistance: {
+			name: "$Resistance",
+			type: "number",
+			defaultValue: .01,
+			numberStep: .001,
+			numberMin: 0
+		}
+	};
+
+    public override terms: Record<string, Record<string, string>> = {
+        "$Title": {
+            "ZH_CN": "动力学",
+            "EN_US": "Dynamics"
+        },
+        "$Intro": {
+            "ZH_CN": "一切可以运动物体的必要行为，执行物理法则。",
+            "EN_US": "All necessary behaviors that can move objects and implement the laws of physics."
+        },
+		"$Mass": {
+			"ZH_CN": "质量 (Kg)",
+            "EN_US": "Mass (Kg)"
+		},
+		"$Max.Acceleration": {
+			"ZH_CN": "最大加速度 (m/s²)",
+            "EN_US": "Maximum acceleration (m/s²)"
+		},
+		"$Max.Velocity": {
+			"ZH_CN": "最大速度 (m/s)",
+            "EN_US": "Maximum velocity (m/s)"
+		},
+		"$Physics": {
+			"ZH_CN": "物理",
+            "EN_US": "Physics"
+		}
+    };
+
+	public override finalEffect(individual: Individual, group: Group, model: Model, t: number): void {
+
+		// 计算当前速度
+		const currentV = individual.vectorLength(individual.velocity);
+
+		// 计算阻力
+		const resistance = Math.max(1 - currentV * currentV * this.parameter.resistance, 0);
+		
+		// 计算加速度
+		individual.acceleration[0] = individual.force[0] * resistance / this.parameter.mass;
+		individual.acceleration[1] = individual.force[1] * resistance / this.parameter.mass;
+		individual.acceleration[2] = individual.force[2] * resistance / this.parameter.mass;
+
+		// 加速度约束
+		const overA = Math.max(individual.vectorLength(individual.acceleration) - this.parameter.maxAcceleration, 0);
+		individual.acceleration[0] = individual.acceleration[0] - individual.acceleration[0] * overA;
+		individual.acceleration[1] = individual.acceleration[1] - individual.acceleration[1] * overA;
+		individual.acceleration[2] = individual.acceleration[2] - individual.acceleration[2] * overA;
+
+		// 计算速度
+		individual.velocity[0] = individual.velocity[0] + individual.acceleration[0] * t;
+		individual.velocity[1] = individual.velocity[1] + individual.acceleration[1] * t;
+		individual.velocity[2] = individual.velocity[2] + individual.acceleration[2] * t;
+
+		// 速度约束
+		const overV = Math.max(individual.vectorLength(individual.velocity) - this.parameter.maxVelocity, 0);
+		individual.velocity[0] = individual.velocity[0] - individual.velocity[0] * overV;
+		individual.velocity[1] = individual.velocity[1] - individual.velocity[1] * overV;
+		individual.velocity[2] = individual.velocity[2] - individual.velocity[2] * overV;
+
+		// 应用速度
+		individual.position[0] = individual.position[0] + individual.velocity[0] * t;
+		individual.position[1] = individual.position[1] + individual.velocity[1] * t;
+		individual.position[2] = individual.position[2] + individual.velocity[2] * t;
+	};
+}
+
+export { Dynamics };