mirror of
https://github.com/JannisX11/blockbench.git
synced 2024-11-27 04:21:46 +08:00
336 lines
9.6 KiB
JavaScript
336 lines
9.6 KiB
JavaScript
class TextureMesh extends OutlinerElement {
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constructor(data, uuid) {
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super(data, uuid)
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for (var key in TextureMesh.properties) {
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TextureMesh.properties[key].reset(this);
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}
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if (data && typeof data === 'object') {
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this.extend(data)
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}
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}
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get from() {
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return this.origin;
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}
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getWorldCenter() {
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let m = this.mesh;
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let pos = new THREE.Vector3().fromArray(this.local_pivot);
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if (m) {
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let r = m.getWorldQuaternion(new THREE.Quaternion());
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pos.applyQuaternion(r);
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pos.add(THREE.fastWorldPosition(m, new THREE.Vector3()));
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}
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return pos;
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}
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extend(object) {
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for (var key in TextureMesh.properties) {
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TextureMesh.properties[key].merge(this, object)
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}
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if (typeof object.vertices == 'object') {
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for (let key in object.vertices) {
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this.vertices[key] = object.vertices[key].slice();
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}
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}
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this.sanitizeName();
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return this;
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}
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getUndoCopy() {
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var copy = new TextureMesh(this)
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copy.uuid = this.uuid;
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delete copy.parent;
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return copy;
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}
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getSaveCopy() {
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var el = {}
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for (var key in TextureMesh.properties) {
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TextureMesh.properties[key].copy(this, el)
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}
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el.type = 'texture_mesh';
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el.uuid = this.uuid
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return el;
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}
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}
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TextureMesh.prototype.title = tl('data.texture_mesh');
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TextureMesh.prototype.type = 'texture_mesh';
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TextureMesh.prototype.icon = 'fa fa-puzzle-piece';
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TextureMesh.prototype.movable = true;
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TextureMesh.prototype.scalable = true;
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TextureMesh.prototype.rotatable = true;
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TextureMesh.prototype.needsUniqueName = false;
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TextureMesh.prototype.menu = new Menu([
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'group_elements',
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'_',
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'copy',
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'paste',
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'duplicate',
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'_',
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'rename',
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{name: 'menu.texture_mesh.texture_name', icon: 'collections', condition: () => !Project.single_texture, click(context) {
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Blockbench.textPrompt('menu.texture_mesh.texture_name', context.texture_name, value => {
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Undo.initEdit({elements: TextureMesh.all}),
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TextureMesh.all.forEach(element => {
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element.texture_name = value;
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});
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Undo.finishEdit('Change texture mesh texture name')
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})
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}},
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'toggle_visibility',
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'delete'
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]);
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TextureMesh.prototype.buttons = [
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Outliner.buttons.export,
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Outliner.buttons.locked,
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Outliner.buttons.visibility,
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];
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new Property(TextureMesh, 'string', 'name', {default: 'texture_mesh'})
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new Property(TextureMesh, 'string', 'texture_name')
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new Property(TextureMesh, 'vector', 'origin');
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new Property(TextureMesh, 'vector', 'local_pivot');
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new Property(TextureMesh, 'vector', 'rotation');
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new Property(TextureMesh, 'vector', 'scale', {default: [1, 1, 1]});
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new Property(TextureMesh, 'boolean', 'visibility', {default: true});
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OutlinerElement.registerType(TextureMesh, 'texture_mesh');
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new NodePreviewController(TextureMesh, {
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setup(element) {
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var mesh = new THREE.Mesh(new THREE.BoxGeometry(1, 1, 1), Canvas.emptyMaterials[0]); // BoxGeometry because BufferGeometry would render black, TODO: investigate
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Project.nodes_3d[element.uuid] = mesh;
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mesh.name = element.uuid;
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mesh.type = element.type;
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mesh.isElement = true;
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mesh.geometry.setAttribute('highlight', new THREE.BufferAttribute(new Uint8Array(4), 1));
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// Outline
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let outline = new THREE.LineSegments(new THREE.BufferGeometry(), Canvas.outlineMaterial);
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outline.no_export = true;
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outline.name = element.uuid+'_outline';
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outline.visible = element.selected;
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outline.renderOrder = 2;
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outline.frustumCulled = false;
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mesh.outline = outline;
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mesh.add(outline);
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// Update
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this.updateTransform(element);
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this.updateGeometry(element);
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this.updateFaces(element);
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mesh.visible = element.visibility;
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},
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updateGeometry(element) {
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let {mesh} = element;
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let position_array = [];
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let indices = [];
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let outline_positions = [];
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let uvs = [1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 1];
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let normals = [];
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function addNormal(x, y, z) {
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normals.push(x, y, z);
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normals.push(x, y, z);
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normals.push(x, y, z);
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normals.push(x, y, z);
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}
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let corners = [
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[-Project.texture_width, 0, 0],
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[-Project.texture_width, 0, Project.texture_height],
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[0, 0, Project.texture_height],
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[0, 0, 0],
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]
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corners.push(...corners.map(corner => {
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return [corner[0], -1, corner[2]]
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}))
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corners.forEach(corner => {
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position_array.push(...corner);
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})
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indices.push(0, 1, 2, 0, 2, 3);
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indices.push(4+0, 4+2, 4+1, 4+0, 4+3, 4+2);
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addNormal(0, 1, 0);
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addNormal(0, -1, 0);
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outline_positions.push(
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...corners[0], ...corners[1],
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...corners[1], ...corners[2],
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...corners[2], ...corners[3],
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...corners[3], ...corners[0],
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...corners[4], ...corners[5],
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...corners[5], ...corners[6],
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...corners[6], ...corners[7],
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...corners[7], ...corners[4],
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...corners[0], ...corners[4+0],
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...corners[1], ...corners[4+1],
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...corners[2], ...corners[4+2],
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...corners[3], ...corners[4+3]
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)
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let texture = Texture.getDefault();
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if (texture && texture.width) {
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let canvas = document.createElement('canvas');
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let ctx = canvas.getContext('2d');
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canvas.width = texture.width;
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canvas.height = texture.height;
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ctx.drawImage(texture.img, 0, 0);
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function addFace(sx, sy, ex, ey, dir) {
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let s = position_array.length / 3;
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position_array.push(-sx * Project.texture_width / texture.width, 0, sy * Project.texture_height / texture.height);
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position_array.push(-sx * Project.texture_width / texture.width, -1, sy * Project.texture_height / texture.height);
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position_array.push(-ex * Project.texture_width / texture.width, -1, ey * Project.texture_height / texture.height);
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position_array.push(-ex * Project.texture_width / texture.width, 0, ey * Project.texture_height / texture.height);
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if (dir == 1) {
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indices.push(s+0, s+1, s+2, s+0, s+2, s+3);
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} else {
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indices.push(s+0, s+2, s+1, s+0, s+3, s+2);
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}
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if (sx == ex) {
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sx += 0.1 * -dir;
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ex += 0.4 * -dir;
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sy += 0.1;
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ey -= 0.1;
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addNormal(dir, 0, 0);
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}
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if (sy == ey) {
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sy += 0.1 * dir;
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ey += 0.4 * dir;
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sx += 0.1;
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ex -= 0.1;
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addNormal(0, 0, dir);
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}
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uvs.push(
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ex / canvas.width, 1 - (sy / canvas.height),
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ex / canvas.width, 1 - (ey / canvas.height),
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sx / canvas.width, 1 - (ey / canvas.height),
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sx / canvas.width, 1 - (sy / canvas.height),
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)
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}
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let result = ctx.getImageData(0, 0, canvas.width, canvas.height);
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let matrix_1 = [];
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for (let i = 0; i < result.data.length; i += 4) {
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matrix_1.push(result.data[i+3] > 140 ? 1 : 0);
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}
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let matrix_2 = matrix_1.slice();
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for (var y = 0; y < canvas.height; y++) {
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for (var x = 0; x <= canvas.width; x++) {
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let px0 = x == 0 ? 0 : matrix_1[y * canvas.width + x - 1];
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let px1 = x == canvas.width ? 0 : matrix_1[y * canvas.width + x];
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if (!px0 !== !px1) {
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addFace(x, y, x, y+1, px0 ? 1 : -1);
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}
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}
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}
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for (var x = 0; x < canvas.width; x++) {
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for (var y = 0; y <= canvas.height; y++) {
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let px0 = y == 0 ? 0 : matrix_2[(y-1) * canvas.width + x];
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let px1 = y == canvas.height ? 0 : matrix_2[y * canvas.width + x];
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if (!px0 !== !px1) {
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addFace(x, y, x+1, y, px0 ? -1 : 1);
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}
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}
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}
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}
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position_array.forEach((n, i) => {
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let axis = i % 3;
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position_array[i] = n * element.scale[axis] + element.local_pivot[axis];
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})
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outline_positions.forEach((n, i) => {
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let axis = i % 3;
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outline_positions[i] = n * element.scale[axis] + element.local_pivot[axis];
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})
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mesh.geometry.setAttribute('position', new THREE.BufferAttribute(new Float32Array(position_array), 3));
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mesh.geometry.setAttribute('highlight', new THREE.BufferAttribute(new Uint8Array(mesh.geometry.attributes.position.count), 1));
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mesh.geometry.setIndex(indices);
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mesh.geometry.setAttribute('uv', new THREE.BufferAttribute(new Float32Array(uvs), 2));
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mesh.geometry.setAttribute('normal', new THREE.BufferAttribute(new Float32Array(normals), 3));
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mesh.geometry.attributes.normal.needsUpdate = true;
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mesh.outline.geometry.setAttribute('position', new THREE.BufferAttribute(new Float32Array(outline_positions), 3));
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mesh.geometry.computeBoundingBox();
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mesh.geometry.computeBoundingSphere();
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},
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updateFaces(element) {
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let {mesh} = element;
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if (Prop.view_mode === 'solid') {
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mesh.material = Canvas.solidMaterial
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} else if (Prop.view_mode === 'wireframe') {
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mesh.material = Canvas.wireframeMaterial
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} else {
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var tex = Texture.getDefault();
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if (tex && tex.uuid) {
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mesh.material = Project.materials[tex.uuid]
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} else {
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mesh.material = Canvas.emptyMaterials[0]
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}
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}
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TextureMesh.preview_controller.updateGeometry(element);
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},
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updateTransform(element) {
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let {mesh} = element;
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NodePreviewController.prototype.updateTransform(element);
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mesh.scale.set(1, 1, 1);
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}
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})
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BARS.defineActions(function() {
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new Action({
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id: 'add_texture_mesh',
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icon: 'fa-puzzle-piece',
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category: 'edit',
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keybind: new Keybind({key: 'n', ctrl: true}),
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condition: () => (Modes.edit && Format.texture_meshes),
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click: function () {
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Undo.initEdit({outliner: true, elements: [], selection: true});
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var base_texture_mesh = new TextureMesh().init()
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var group = getCurrentGroup();
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base_texture_mesh.addTo(group)
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if (Format.bone_rig) {
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if (group) {
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var pos1 = group.origin.slice()
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base_texture_mesh.extend({
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from:[ pos1[0]-0, pos1[1]-0, pos1[2]-0 ],
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to:[ pos1[0]+1, pos1[1]+1, pos1[2]+1 ],
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origin: pos1.slice()
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})
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}
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}
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if (Group.selected) Group.selected.unselect()
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base_texture_mesh.select()
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Undo.finishEdit('Add texture mesh', {outliner: true, elements: selected, selection: true});
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Blockbench.dispatchEvent( 'add_texture_mesh', {object: base_texture_mesh} )
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Vue.nextTick(function() {
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if (settings.create_rename.value) {
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base_texture_mesh.rename()
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}
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})
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return base_texture_mesh
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}
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})
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})
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