1 line
14 KiB
JSON
1 line
14 KiB
JSON
{"ast":null,"code":"import \"core-js/modules/es.string.sub.js\";\nimport Point from './Point.js';\nvar extent = [0, 0];\nvar extent2 = [0, 0];\nvar minTv = new Point();\nvar maxTv = new Point();\n\nvar OrientedBoundingRect = function () {\n function OrientedBoundingRect(rect, transform) {\n this._corners = [];\n this._axes = [];\n this._origin = [0, 0];\n\n for (var i = 0; i < 4; i++) {\n this._corners[i] = new Point();\n }\n\n for (var i = 0; i < 2; i++) {\n this._axes[i] = new Point();\n }\n\n if (rect) {\n this.fromBoundingRect(rect, transform);\n }\n }\n\n OrientedBoundingRect.prototype.fromBoundingRect = function (rect, transform) {\n var corners = this._corners;\n var axes = this._axes;\n var x = rect.x;\n var y = rect.y;\n var x2 = x + rect.width;\n var y2 = y + rect.height;\n corners[0].set(x, y);\n corners[1].set(x2, y);\n corners[2].set(x2, y2);\n corners[3].set(x, y2);\n\n if (transform) {\n for (var i = 0; i < 4; i++) {\n corners[i].transform(transform);\n }\n }\n\n Point.sub(axes[0], corners[1], corners[0]);\n Point.sub(axes[1], corners[3], corners[0]);\n axes[0].normalize();\n axes[1].normalize();\n\n for (var i = 0; i < 2; i++) {\n this._origin[i] = axes[i].dot(corners[0]);\n }\n };\n\n OrientedBoundingRect.prototype.intersect = function (other, mtv) {\n var overlapped = true;\n var noMtv = !mtv;\n minTv.set(Infinity, Infinity);\n maxTv.set(0, 0);\n\n if (!this._intersectCheckOneSide(this, other, minTv, maxTv, noMtv, 1)) {\n overlapped = false;\n\n if (noMtv) {\n return overlapped;\n }\n }\n\n if (!this._intersectCheckOneSide(other, this, minTv, maxTv, noMtv, -1)) {\n overlapped = false;\n\n if (noMtv) {\n return overlapped;\n }\n }\n\n if (!noMtv) {\n Point.copy(mtv, overlapped ? minTv : maxTv);\n }\n\n return overlapped;\n };\n\n OrientedBoundingRect.prototype._intersectCheckOneSide = function (self, other, minTv, maxTv, noMtv, inverse) {\n var overlapped = true;\n\n for (var i = 0; i < 2; i++) {\n var axis = this._axes[i];\n\n this._getProjMinMaxOnAxis(i, self._corners, extent);\n\n this._getProjMinMaxOnAxis(i, other._corners, extent2);\n\n if (extent[1] < extent2[0] || extent[0] > extent2[1]) {\n overlapped = false;\n\n if (noMtv) {\n return overlapped;\n }\n\n var dist0 = Math.abs(extent2[0] - extent[1]);\n var dist1 = Math.abs(extent[0] - extent2[1]);\n\n if (Math.min(dist0, dist1) > maxTv.len()) {\n if (dist0 < dist1) {\n Point.scale(maxTv, axis, -dist0 * inverse);\n } else {\n Point.scale(maxTv, axis, dist1 * inverse);\n }\n }\n } else if (minTv) {\n var dist0 = Math.abs(extent2[0] - extent[1]);\n var dist1 = Math.abs(extent[0] - extent2[1]);\n\n if (Math.min(dist0, dist1) < minTv.len()) {\n if (dist0 < dist1) {\n Point.scale(minTv, axis, dist0 * inverse);\n } else {\n Point.scale(minTv, axis, -dist1 * inverse);\n }\n }\n }\n }\n\n return overlapped;\n };\n\n OrientedBoundingRect.prototype._getProjMinMaxOnAxis = function (dim, corners, out) {\n var axis = this._axes[dim];\n var origin = this._origin;\n var proj = corners[0].dot(axis) + origin[dim];\n var min = proj;\n var max = proj;\n\n for (var i = 1; i < corners.length; i++) {\n var proj_1 = corners[i].dot(axis) + origin[dim];\n min = Math.min(proj_1, min);\n max = Math.max(proj_1, max);\n }\n\n out[0] = min;\n out[1] = max;\n };\n\n return OrientedBoundingRect;\n}();\n\nexport default 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Point from './Point.js';\nvar extent = [0, 0];\nvar extent2 = [0, 0];\nvar minTv = new Point();\nvar maxTv = new Point();\nvar OrientedBoundingRect = (function () {\n function OrientedBoundingRect(rect, transform) {\n this._corners = [];\n this._axes = [];\n this._origin = [0, 0];\n for (var i = 0; i < 4; i++) {\n this._corners[i] = new Point();\n }\n for (var i = 0; i < 2; i++) {\n this._axes[i] = new Point();\n }\n if (rect) {\n this.fromBoundingRect(rect, transform);\n }\n }\n OrientedBoundingRect.prototype.fromBoundingRect = function (rect, transform) {\n var corners = this._corners;\n var axes = this._axes;\n var x = rect.x;\n var y = rect.y;\n var x2 = x + rect.width;\n var y2 = y + rect.height;\n corners[0].set(x, y);\n corners[1].set(x2, y);\n corners[2].set(x2, y2);\n corners[3].set(x, y2);\n if (transform) {\n for (var i = 0; i < 4; i++) {\n corners[i].transform(transform);\n }\n }\n Point.sub(axes[0], corners[1], corners[0]);\n Point.sub(axes[1], corners[3], corners[0]);\n axes[0].normalize();\n axes[1].normalize();\n for (var i = 0; i < 2; i++) {\n this._origin[i] = axes[i].dot(corners[0]);\n }\n };\n OrientedBoundingRect.prototype.intersect = function (other, mtv) {\n var overlapped = true;\n var noMtv = !mtv;\n minTv.set(Infinity, Infinity);\n maxTv.set(0, 0);\n if (!this._intersectCheckOneSide(this, other, minTv, maxTv, noMtv, 1)) {\n overlapped = false;\n if (noMtv) {\n return overlapped;\n }\n }\n if (!this._intersectCheckOneSide(other, this, minTv, maxTv, noMtv, -1)) {\n overlapped = false;\n if (noMtv) {\n return overlapped;\n }\n }\n if (!noMtv) {\n Point.copy(mtv, overlapped ? minTv : maxTv);\n }\n return overlapped;\n };\n OrientedBoundingRect.prototype._intersectCheckOneSide = function (self, other, minTv, maxTv, noMtv, inverse) {\n var overlapped = true;\n for (var i = 0; i < 2; i++) {\n var axis = this._axes[i];\n this._getProjMinMaxOnAxis(i, self._corners, extent);\n this._getProjMinMaxOnAxis(i, other._corners, extent2);\n if (extent[1] < extent2[0] || extent[0] > extent2[1]) {\n overlapped = false;\n if (noMtv) {\n return overlapped;\n }\n var dist0 = Math.abs(extent2[0] - extent[1]);\n var dist1 = Math.abs(extent[0] - extent2[1]);\n if (Math.min(dist0, dist1) > maxTv.len()) {\n if (dist0 < dist1) {\n Point.scale(maxTv, axis, -dist0 * inverse);\n }\n else {\n Point.scale(maxTv, axis, dist1 * inverse);\n }\n }\n }\n else if (minTv) {\n var dist0 = Math.abs(extent2[0] - extent[1]);\n var dist1 = Math.abs(extent[0] - extent2[1]);\n if (Math.min(dist0, dist1) < minTv.len()) {\n if (dist0 < dist1) {\n Point.scale(minTv, axis, dist0 * inverse);\n }\n else {\n Point.scale(minTv, axis, -dist1 * inverse);\n }\n }\n }\n }\n return overlapped;\n };\n OrientedBoundingRect.prototype._getProjMinMaxOnAxis = function (dim, corners, out) {\n var axis = this._axes[dim];\n var origin = this._origin;\n var proj = corners[0].dot(axis) + origin[dim];\n var min = proj;\n var max = proj;\n for (var i = 1; i < corners.length; i++) {\n var proj_1 = corners[i].dot(axis) + origin[dim];\n min = Math.min(proj_1, min);\n max = Math.max(proj_1, max);\n }\n out[0] = min;\n out[1] = max;\n };\n return OrientedBoundingRect;\n}());\nexport default OrientedBoundingRect;\n"]},"metadata":{},"sourceType":"module"} |