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新增componentlist管理组件列表

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This commit is contained in:
YHH
2020-06-08 23:04:57 +08:00
parent 11af0a31a7
commit 262e16bb88
12 changed files with 659 additions and 29 deletions
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20
source/src/ECS/Component.ts
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@@ -20,6 +20,26 @@ abstract class Component {
public abstract initialize();
public onAddedToEntity(){
}
public onRemovedFromEntity(){
}
public onEnabled(){
}
public onDisabled(){
}
public onEntityTransformChanged(comp: ComponentTransform){
}
public update(){
}

2
source/src/ECS/Components/Camera.ts
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@@ -20,7 +20,7 @@ class Camera extends Component {
}
public update(){
SceneManager.getActiveScene().entities.buffer.forEach(entity => entity.components.forEach(component => {
SceneManager.getActiveScene().entities.buffer.forEach(entity => entity.components.buffer.forEach(component => {
if (component.displayRender){
let has = this.entity.scene.$children.indexOf(component.displayRender)
if (has == -1){

39
source/src/ECS/Entity.ts
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@@ -5,12 +5,17 @@ class Entity {
/** 封装实体的位置/旋转/缩放，并允许设置一个高层结构 */
public readonly transform: Transform;
/** 当前附加到此实体的所有组件的列表 */
public readonly components: Component[];
public readonly components: ComponentList;
private _updateOrder: number = 0;
private _enabled: boolean = true;
private _isDestoryed: boolean;
public componentBits: BitSet;
public get isDestoryed(){
return this._isDestoryed;
}
public get enabled(){
return this._enabled;
}
@@ -30,7 +35,7 @@ class Entity {
constructor(name: string){
this.name = name;
this.transform = new Transform(this);
this.components = [];
this.components = new ComponentList(this);
this.componentBits = new BitSet();
}
@@ -56,30 +61,52 @@ class Entity {
public attachToScene(newScene: Scene){
this.scene = newScene;
newScene.entities.add(this);
this.components.forEach(component => component.registerComponent());
this.components.registerAllComponents();
for (let i = 0; i < this.transform.childCount; i ++){
this.transform.getChild(i).entity.attachToScene(newScene);
}
}
public detachFromScene(){
this.scene.entities.remove(this);
this.components.deregisterAllComponents();
for (let i = 0; i < this.transform.childCount; i ++)
this.transform.getChild(i).entity.detachFromScene();
}
public addComponent<T extends Component>(component: T): T{
component.entity = this;
this.components.push(component);
this.components.add(component);
component.initialize();
return component;
}
public getComponent<T extends Component>(type): T{
return this.components.firstOrDefault(component => component instanceof type) as T;
return this.components.getComponent(type, false) as T;
}
public update(){
this.components.forEach(component => component.update());
this.components.update();
this.transform.updateTransform();
}
public onAddedToScene(){
}
public onRemovedFromScene(){
if (this._isDestoryed)
this.components.remove
}
public onTransformChanged(comp: ComponentTransform){
this.components.onEntityTransformChanged(comp);
}
public destory(){
this._isDestoryed = true;
this.scene.entities.remove(this);
this.transform.parent = null;

36
source/src/ECS/Transform.ts
View File

@@ -5,6 +5,12 @@ enum DirtyType{
rotationDirty,
}
enum ComponentTransform{
position,
scale,
rotation
}
class Transform {
/** 相关联的实体 */
public readonly entity: Entity;
@@ -105,6 +111,7 @@ class Transform {
this._localPosition = localPosition;
this._localDirty = this._positionDirty = this._localPositionDirty = this._localRotationDirty = this._localScaleDirty = true;
this.setDirty(DirtyType.positionDirty);
return this;
}
@@ -120,8 +127,8 @@ class Transform {
this.localPosition = position;
}
for (let i = 0; i < this.entity.components.length; i ++){
let component = this.entity.components[i];
for (let i = 0; i < this.entity.components.buffer.length; i ++){
let component = this.entity.components.buffer[i];
if (component.displayRender){
component.displayRender.x = this.entity.scene.camera.transformMatrix.m31 + this.position.x;
component.displayRender.y = this.entity.scene.camera.transformMatrix.m32 + this.position.y;
@@ -131,6 +138,31 @@ class Transform {
return this;
}
public setDirty(dirtyFlagType: DirtyType){
if ((this._hierachyDirty & dirtyFlagType) == 0){
this._hierachyDirty |= dirtyFlagType;
switch (dirtyFlagType){
case DirtyType.positionDirty:
this.entity.onTransformChanged(ComponentTransform.position);
break;
case DirtyType.rotationDirty:
this.entity.onTransformChanged(ComponentTransform.rotation);
break;
case DirtyType.scaleDirty:
this.entity.onTransformChanged(ComponentTransform.scale);
break;
}
if (this._children == null)
this._children = [];
for (let i = 0; i < this._children.length; i ++){
this._children[i].setDirty(dirtyFlagType);
}
}
}
public updateTransform(){
if (this._hierachyDirty != DirtyType.clean){
if (this.parent)

134
source/src/ECS/Utils/ComponentList.ts Normal file
View File

@@ -0,0 +1,134 @@
class ComponentList {
private _entity: Entity;
private _components: Component[] = [];
private _componentsToAdd: Component[] = [];
private _componentsToRemove: Component[] = [];
private _tempBufferList: Component[] = [];
constructor(entity: Entity){
this._entity = entity;
}
public get buffer(){
return this._components;
}
public add(component: Component){
this._componentsToAdd.push(component);
}
public remove(component: Component){
if (this._componentsToAdd.contains(component)){
this._componentsToAdd.remove(component);
return;
}
this._componentsToRemove.push(component);
}
public removeAllComponents(){
for (let i = 0; i < this._components.length; i ++){
this.handleRemove(this._components[i]);
}
this._components.length = 0;
this._componentsToAdd.length = 0;
this._componentsToRemove.length = 0;
}
public deregisterAllComponents(){
for (let i = 0; i < this._components.length; i ++){
let component = this._components[i];
this._entity.componentBits.set(ComponentTypeManager.getIndexFor(component), false);
this._entity.scene.entityProcessors.onComponentRemoved(this._entity);
}
}
public registerAllComponents(){
for (let i = 0; i < this._components.length; i ++){
let component = this._components[i];
this._entity.componentBits.set(ComponentTypeManager.getIndexFor(component));
this._entity.scene.entityProcessors.onComponentAdded(this._entity);
}
}
public updateLists(){
if (this._componentsToRemove.length > 0){
for (let i = 0; i < this._componentsToRemove.length; i ++){
this.handleRemove(this._componentsToRemove[i]);
this._components.remove(this._componentsToRemove[i]);
}
this._componentsToRemove.length = 0;
}
if (this._componentsToAdd.length > 0){
for (let i = 0, count = this._componentsToAdd.length; i < count; i ++){
let component = this._componentsToAdd[i];
this._entity.componentBits.set(ComponentTypeManager.getIndexFor(component));
this._entity.scene.entityProcessors.onComponentAdded(this._entity);
this._components.push(component);
this._tempBufferList.push(component);
}
this._componentsToAdd.length = 0;
for (let i = 0; i < this._tempBufferList.length; i++){
let component = this._tempBufferList[i];
component.onAddedToEntity();
if (component.enabled){
component.onEnabled();
}
}
this._tempBufferList.length = 0;
}
}
private handleRemove(component: Component){
this._entity.componentBits.set(ComponentTypeManager.getIndexFor(component), false);
this._entity.scene.entityProcessors.onComponentRemoved(this._entity);
component.onRemovedFromEntity();
component.entity = null;
}
public getComponent<T extends Component>(type, onlyReturnInitializedComponents: boolean): T{
for (let i = 0; i < this._components.length; i ++){
let component = this._components[i];
if (component instanceof type)
return component as T;
}
if (!onlyReturnInitializedComponents){
for (let i = 0; i < this._componentsToAdd.length; i ++){
let component = this._componentsToAdd[i];
if (component instanceof type)
return component as T;
}
}
return null;
}
public update(){
this.updateLists();
}
public onEntityTransformChanged(comp){
for (let i = 0; i < this._components.length; i++){
if (this._components[i].enabled)
this._components[i].onEntityTransformChanged(comp);
}
for (let i = 0; i < this._componentsToAdd.length; i ++){
if (this._componentsToAdd[i].enabled)
this._componentsToAdd[i].onEntityTransformChanged(comp);
}
}
}

1
source/src/ECS/Utils/EntityList.ts
View File

@@ -86,6 +86,7 @@ class EntityList{
this.scene.entityProcessors.onEntityAdded(entity)
});
this._tempEntityList.forEach(entity => entity.onAddedToScene());
this._tempEntityList.length = 0;
}
}