Files
nothoughts/node_modules/pixi.js/lib/scene/container/bounds/getLocalBounds.js
2025-08-04 18:57:35 +02:00

72 lines
2.3 KiB
JavaScript

'use strict';
var Matrix = require('../../../maths/matrix/Matrix.js');
var warn = require('../../../utils/logging/warn.js');
var matrixAndBoundsPool = require('./utils/matrixAndBoundsPool.js');
"use strict";
function getLocalBounds(target, bounds, relativeMatrix) {
bounds.clear();
relativeMatrix || (relativeMatrix = Matrix.Matrix.IDENTITY);
_getLocalBounds(target, bounds, relativeMatrix, target, true);
if (!bounds.isValid) {
bounds.set(0, 0, 0, 0);
}
return bounds;
}
function _getLocalBounds(target, bounds, parentTransform, rootContainer, isRoot) {
let relativeTransform;
if (!isRoot) {
if (!target.visible || !target.measurable)
return;
target.updateLocalTransform();
const localTransform = target.localTransform;
relativeTransform = matrixAndBoundsPool.matrixPool.get();
relativeTransform.appendFrom(localTransform, parentTransform);
} else {
relativeTransform = matrixAndBoundsPool.matrixPool.get();
relativeTransform = parentTransform.copyTo(relativeTransform);
}
const parentBounds = bounds;
const preserveBounds = !!target.effects.length;
if (preserveBounds) {
bounds = matrixAndBoundsPool.boundsPool.get().clear();
}
if (target.boundsArea) {
bounds.addRect(target.boundsArea, relativeTransform);
} else {
if (target.renderPipeId) {
bounds.matrix = relativeTransform;
target.addBounds(bounds);
}
const children = target.children;
for (let i = 0; i < children.length; i++) {
_getLocalBounds(children[i], bounds, relativeTransform, rootContainer, false);
}
}
if (preserveBounds) {
for (let i = 0; i < target.effects.length; i++) {
target.effects[i].addLocalBounds?.(bounds, rootContainer);
}
parentBounds.addBounds(bounds, Matrix.Matrix.IDENTITY);
matrixAndBoundsPool.boundsPool.return(bounds);
}
matrixAndBoundsPool.matrixPool.return(relativeTransform);
}
function getParent(target, root, matrix) {
const parent = target.parent;
if (!parent) {
warn.warn("Item is not inside the root container");
return;
}
if (parent !== root) {
getParent(parent, root, matrix);
parent.updateLocalTransform();
matrix.append(parent.localTransform);
}
}
exports.getLocalBounds = getLocalBounds;
exports.getParent = getParent;
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