89 lines
2.7 KiB
JavaScript
89 lines
2.7 KiB
JavaScript
export default class SomaSolution {
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constructor(dim) {
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if (dim < 0 || dim % 1 !== 0) {
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throw new Error("Dimension must be a whole positive integer!");
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}
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this.dim = dim;
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this.solutionSpaces = [];
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}
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static filterUnique(solutions) {
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if (solutions.length === 0) {
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return [];
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}
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const uniqueSolns = [solutions[0]];
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for (const solution of solutions) {
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let foundMatch = false;
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for (const rotation of solution.getUniqueRotations()) {
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let end = uniqueSolns.length;
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for (let i = 0; i < end; i++) {
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if (rotation.matches(uniqueSolns[i])) {
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foundMatch = true;
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}
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}
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}
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if (!foundMatch) {
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uniqueSolns.push(solution);
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}
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}
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return uniqueSolns;
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}
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getUniqueRotations() {
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if (this.solutionSpaces.length === 0) {
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return [];
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}
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const result = [];
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const allRots = this.solutionSpaces.map(space => space.getAllRotations());
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for (let i = 0; i < allRots[0].length; i++) {
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const solnRot = new SomaSolution(this.dim);
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allRots.forEach(rotGroup => solnRot.addSpace(rotGroup[i]));
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result.push(solnRot);
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}
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return result;
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}
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matches(solution) {
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for (let i = 0; i < this.solutionSpaces.length; i++) {
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if (!this.solutionSpaces[i].matches(solution.solutionSpaces[i])) {
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return false;
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}
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}
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return true;
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}
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addSpace(space) {
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this.solutionSpaces.push(space);
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}
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print() {
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let accum = "";
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console.log("---");
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for (let x = 0; x < this.dim; x++) {
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for (let y = 0; y < this.dim; y++) {
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for (let z = 0; z < this.dim; z++) {
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for (const space of this.solutionSpaces) {
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if (space.at(x, y, z)) {
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accum += space.getId();
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}
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}
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}
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console.log(accum);
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accum = "";
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}
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if (x !== this.dim - 1) {
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console.log("-");
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}
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}
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console.log("---");
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}
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at(x, y, z) {
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for (const space of this.solutionSpaces) {
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if (space.at(x, y, z)) {
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return space.getId();
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}
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}
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return 0;
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}
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clone() {
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const clone = new SomaSolution(this.dim);
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clone.solutionSpaces = this.solutionSpaces.slice();
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return clone;
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}
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}
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