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[ts][phaser] BoundsProviders can now consider clipping attachments.

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This commit is contained in:
Davide Tantillo 2025-01-27 15:10:42 +01:00
parent 8f84f8daa5
commit 01d676f53e
1 changed files with 15 additions and 4 deletions
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19
spine-ts/spine-phaser/src/SpineGameObject.ts
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@ -46,6 +46,7 @@ import {
MathUtils,
Physics,
Skeleton,
SkeletonClipping,
Skin,
Vector2,
} from "@esotericsoftware/spine-core";
@ -69,6 +70,13 @@ export interface SpineGameObjectBoundsProvider {
/** A bounds provider that calculates the bounding box from the setup pose. */
export class SetupPoseBoundsProvider implements SpineGameObjectBoundsProvider {
/**
* @param clipping If true, clipping attachments are used to compute the bounds. False, by default.
*/
constructor (
private clipping = false,
) { }
calculateBounds (gameObject: SpineGameObject) {
if (!gameObject.skeleton) return { x: 0, y: 0, width: 0, height: 0 };
// Make a copy of animation state and skeleton as this might be called while
@ -77,7 +85,7 @@ export class SetupPoseBoundsProvider implements SpineGameObjectBoundsProvider {
const skeleton = new Skeleton(gameObject.skeleton.data);
skeleton.setToSetupPose();
skeleton.updateWorldTransform(Physics.update);
const bounds = skeleton.getBoundsRect();
const bounds = skeleton.getBoundsRect(this.clipping ? new SkeletonClipping() : undefined);
return bounds.width == Number.NEGATIVE_INFINITY
? { x: 0, y: 0, width: 0, height: 0 }
: bounds;
@ -91,11 +99,13 @@ export class SkinsAndAnimationBoundsProvider
* @param animation The animation to use for calculating the bounds. If null, the setup pose is used.
* @param skins The skins to use for calculating the bounds. If empty, the default skin is used.
* @param timeStep The time step to use for calculating the bounds. A smaller time step means more precision, but slower calculation.
* @param clipping If true, clipping attachments are used to compute the bounds. False, by default.
*/
constructor (
private animation: string | null,
private skins: string[] = [],
private timeStep: number = 0.05
private timeStep: number = 0.05,
private clipping = false,
) { }
calculateBounds (gameObject: SpineGameObject): {
@ -111,6 +121,7 @@ export class SkinsAndAnimationBoundsProvider
// reconstruct that state.
const animationState = new AnimationState(gameObject.animationState.data);
const skeleton = new Skeleton(gameObject.skeleton.data);
const clipper = this.clipping ? new SkeletonClipping() : undefined;
const data = skeleton.data;
if (this.skins.length > 0) {
let customSkin = new Skin("custom-skin");
@ -127,7 +138,7 @@ export class SkinsAndAnimationBoundsProvider
this.animation != null ? data.findAnimation(this.animation!) : null;
if (animation == null) {
skeleton.updateWorldTransform(Physics.update);
const bounds = skeleton.getBoundsRect();
const bounds = skeleton.getBoundsRect(clipper);
return bounds.width == Number.NEGATIVE_INFINITY
? { x: 0, y: 0, width: 0, height: 0 }
: bounds;
@ -146,7 +157,7 @@ export class SkinsAndAnimationBoundsProvider
skeleton.update(delta);
skeleton.updateWorldTransform(Physics.update);
const bounds = skeleton.getBoundsRect();
const bounds = skeleton.getBoundsRect(clipper);
minX = Math.min(minX, bounds.x);
minY = Math.min(minY, bounds.y);
maxX = Math.max(maxX, bounds.x + bounds.width);