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Add tracking target parameter

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This commit is contained in:
MrKBear 2022-04-11 17:33:56 +08:00
parent c3d4c13c10
commit 0afb0b6aee
5 changed files with 104 additions and 23 deletions
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13
source/Behavior/BoundaryConstraint.ts
View File

@ -57,7 +57,6 @@ class BoundaryConstraint extends Behavior<IBoundaryConstraintBehaviorParameter,
}
} else {
fx = 0;
fy = 0;
fz = 0;
@ -65,11 +64,13 @@ class BoundaryConstraint extends Behavior<IBoundaryConstraintBehaviorParameter,
}
}
individual.applyForce(
fx * this.parameter.strength,
fy * this.parameter.strength,
fz * this.parameter.strength
);
if (fLen && fLen !== Infinity) {
individual.applyForce(
fx * this.parameter.strength / fLen,
fy * this.parameter.strength / fLen,
fz * this.parameter.strength / fLen
);
}
}
public override terms: Record<string, Record<string, string>> = {

97
source/Behavior/Tracking.ts
View File

@ -5,7 +5,9 @@ import { Model } from "@Model/Model";
type ITrackingBehaviorParameter = {
target: "LG",
strength: "number"
strength: "number",
range: "number",
lock: "boolean"
}
type ITrackingBehaviorEvent = {}
@ -24,12 +26,15 @@ class Tracking extends Behavior<ITrackingBehaviorParameter, ITrackingBehaviorEve
public override parameterOption = {
target: { type: "CLG", name: "$Target" },
strength: { type: "number", name: "$Strength", defaultValue: 10, numberMin: 0, numberStep: .1 }
lock: { type: "boolean", name: "$Lock", defaultValue: false },
range: { type: "number", name: "$Range", defaultValue: 4, numberMin: 0, numberStep: .1 },
strength: { type: "number", name: "$Strength", defaultValue: 1, numberMin: 0, numberStep: .1 }
};
public effect = (individual: Individual, group: Group, model: Model, t: number): void => {
let target: Individual | undefined;
let currentDistant: number = Infinity;
private target: Individual | undefined = undefined;
private currentDistant: number = Infinity;
private searchTarget(individual: Individual) {
for (let i = 0; i < this.parameter.target.objects.length; i++) {
const targetGroup = this.parameter.target.objects[i];
@ -40,19 +45,79 @@ class Tracking extends Behavior<ITrackingBehaviorParameter, ITrackingBehaviorEve
if (targetIndividual === individual) return;
let dis = targetIndividual.distanceTo(individual);
if (dis < currentDistant) {
target = targetIndividual;
currentDistant = dis;
if (dis < this.currentDistant && dis <= this.parameter.range) {
this.target = targetIndividual;
this.currentDistant = dis;
}
});
}
}
if (target) {
private clearTarget() {
this.target = undefined as Individual | undefined;
this.currentDistant = Infinity;
}
public effect = (individual: Individual, group: Group, model: Model, t: number): void => {
this.clearTarget();
if (this.parameter.lock) {
let isValidTarget = false;
this.target = individual.getData("Tracking.lock.target");
if (this.target) {
// 校验目标所在的群是否仍是目标
let isInTarget = false;
for (let i = 0; i < this.parameter.target.objects.length; i++) {
if (this.parameter.target.objects[i].equal(this.target.group)) {
isInTarget = true;
break;
}
}
// 如果还在目标范围内，校验距离
if (isInTarget) {
let dis = individual.distanceTo(this.target);
// 校验成功
if (dis <= this.parameter.range) {
this.currentDistant = dis;
isValidTarget = true;
}
}
}
// 如果目标无效，尝试搜索新的目标
if (!isValidTarget) {
this.clearTarget();
this.searchTarget(individual);
// 如果成功搜索，缓存目标
if (this.target && this.currentDistant && this.currentDistant !== Infinity) {
individual.setData("Tracking.lock.target", this.target);
}
// 搜索失败，清除目标
else {
individual.setData("Tracking.lock.target", undefined);
}
}
}
else {
this.searchTarget(individual);
}
if (this.target && this.currentDistant && this.currentDistant !== Infinity) {
individual.applyForce(
(target.position[0] - individual.position[0]) * this.parameter.strength,
(target.position[1] - individual.position[1]) * this.parameter.strength,
(target.position[2] - individual.position[2]) * this.parameter.strength
(this.target.position[0] - individual.position[0]) * this.parameter.strength / this.currentDistant,
(this.target.position[1] - individual.position[1]) * this.parameter.strength / this.currentDistant,
(this.target.position[2] - individual.position[2]) * this.parameter.strength / this.currentDistant
);
}
}
@ -66,6 +131,14 @@ class Tracking extends Behavior<ITrackingBehaviorParameter, ITrackingBehaviorEve
"ZH_CN": "追踪目标",
"EN_US": "Tracking target"
},
"$Lock": {
"ZH_CN": "追踪锁定",
"EN_US": "Tracking lock"
},
"$Range": {
"ZH_CN": "追踪范围",
"EN_US": "Tracking range"
},
"$Strength": {
"ZH_CN": "追踪强度系数",
"EN_US": "Tracking intensity coefficient"

4
source/Model/CtrlObject.ts
View File

@ -61,8 +61,8 @@ class CtrlObject extends LabelObject {
/**
* 判断是否为相同对象
*/
public equal(obj: CtrlObject): boolean {
return this === obj || this.id === obj.id;
public equal(obj?: CtrlObject): boolean {
return this === obj || this.id === obj?.id;
}
/**

2
source/Model/Group.ts
View File

@ -272,9 +272,11 @@ class Group extends CtrlObject {
public remove(individual: Individual[] | Individual): this {
if (Array.isArray(individual)) {
for (let i = 0; i < individual.length; i++) {
individual[i].group = undefined;
this.individuals.delete(individual[i]);
}
} else {
individual.group = undefined;
this.individuals.delete(individual);
}
return this;

11
source/Model/Individual.ts
View File

@ -88,7 +88,7 @@ class Individual {
/**
* 所属群组
*/
public group: Group;
public group: Group | undefined;
/**
* 初始化
@ -97,11 +97,16 @@ class Individual {
this.group = group;
}
public isDie(): boolean {
return !!this.group;
}
/**
* 死亡
*/
public die(): this {
this.group.remove(this);
this.group?.remove(this);
this.group = undefined;
return this;
}
@ -110,7 +115,7 @@ class Individual {
* @param newGroup 新群体
*/
public transfer(newGroup: Group): this {
this.group.remove(this);
this.group?.remove(this);
newGroup.add(this);
this.group = newGroup;
return this;