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新增renderable组件render方法 去除mathhelper.minof/maxof

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yhh
2020-06-18 10:49:32 +08:00
parent 9c293979a4
commit 231276e39b
12 changed files with 162 additions and 68 deletions
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8
source/src/ECS/Components/Camera.ts
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@@ -25,10 +25,10 @@ class Camera extends Component {
let topRight = this.screenToWorldPoint(new Vector2(stage.stageWidth - this._inset.right, this._inset.top));
let bottomLeft = this.screenToWorldPoint(new Vector2(this._inset.left, stage.stageHeight - this._inset.bottom));
let minX = MathHelper.minOf(topLeft.x, bottomRight.x, topRight.x, bottomLeft.x);
let maxX = MathHelper.maxOf(topLeft.x, bottomRight.x, topRight.x, bottomLeft.x);
let minY = MathHelper.minOf(topLeft.y, bottomRight.y, topRight.y, bottomLeft.y);
let maxY = MathHelper.maxOf(topLeft.y, bottomRight.y, topRight.y, bottomLeft.y);
let minX = Math.min(topLeft.x, bottomRight.x, topRight.x, bottomLeft.x);
let maxX = Math.max(topLeft.x, bottomRight.x, topRight.x, bottomLeft.x);
let minY = Math.min(topLeft.y, bottomRight.y, topRight.y, bottomLeft.y);
let maxY = Math.max(topLeft.y, bottomRight.y, topRight.y, bottomLeft.y);
this._bounds.location = new Vector2(minX, minY);
this._bounds.width = maxX - minX;

8
source/src/ECS/Components/RenderableComponent.ts
View File

@@ -3,9 +3,9 @@
*/
abstract class RenderableComponent extends Component {
private _isVisible: boolean;
private _areBoundsDirty = true;
private _bounds: Rectangle;
private _localOffset: Vector2;
protected _areBoundsDirty = true;
protected _bounds: Rectangle;
protected _localOffset: Vector2;
public get width(){
return this.getWidth();
@@ -54,6 +54,8 @@ abstract class RenderableComponent extends Component {
protected onBecameInvisible(){}
public abstract render(camera: Camera);
public isVisibleFromCamera(camera: Camera): boolean{
this.isVisible = camera.bounds.intersects(this.bounds);
return this.isVisible;

26
source/src/ECS/Components/SpriteRenderer.ts
View File

@@ -2,6 +2,19 @@ class SpriteRenderer extends RenderableComponent {
private _sprite: egret.DisplayObject;
private _origin: Vector2;
public get bounds(){
if (this._areBoundsDirty){
if (this._sprite){
this._bounds.calculateBounds(this.entity.transform.position, this._localOffset, this._origin,
this.entity.transform.scale, this.entity.transform.rotation, this._sprite.width,
this._sprite.height);
this._areBoundsDirty = false;
}
return this.bounds;
}
}
public get sprite(){
return this._sprite;
}
@@ -18,7 +31,16 @@ class SpriteRenderer extends RenderableComponent {
return this;
}
public initialize() {
public render(camera: Camera) {
if (!this.sprite)
return;
this.sprite.x = this.entity.transform.position.x;
this.sprite.y = this.entity.transform.position.y;
this.sprite.rotation = this.entity.transform.rotation;
this.sprite.anchorOffsetX = this._origin.x;
this.sprite.anchorOffsetY = this._origin.y;
this.sprite.scaleX = this.entity.transform.scale.x;
this.sprite.scaleY = this.entity.transform.scale.y;
}
}