2021-09-01 22:13:04 +02:00

1440 lines
48 KiB
JavaScript

class MeshFace extends Face {
constructor(mesh, data) {
super(data);
this.mesh = mesh;
this.uv = {};
this.texture = false;
if (data) {
this.extend(data);
}
}
extend(data) {
super.extend(data);
this.vertices.forEach(key => {
if (!this.uv[key]) this.uv[key] = [0, 0];
if (data.uv && data.uv[key] instanceof Array) {
this.uv[key].replace(data.uv[key]);
}
})
for (let key in this.uv) {
if (!this.vertices.includes(key)) {
delete this.uv[key];
}
}
return this;
}
getNormal(normalize) {
let vertices = this.getSortedVertices();
if (vertices.length < 3) return [0, 0, 0];
let a = [
this.mesh.vertices[vertices[1]][0] - this.mesh.vertices[vertices[0]][0],
this.mesh.vertices[vertices[1]][1] - this.mesh.vertices[vertices[0]][1],
this.mesh.vertices[vertices[1]][2] - this.mesh.vertices[vertices[0]][2],
]
let b = [
this.mesh.vertices[vertices[2]][0] - this.mesh.vertices[vertices[0]][0],
this.mesh.vertices[vertices[2]][1] - this.mesh.vertices[vertices[0]][1],
this.mesh.vertices[vertices[2]][2] - this.mesh.vertices[vertices[0]][2],
]
let direction = [
a[1] * b[2] - a[2] * b[1],
a[2] * b[0] - a[0] * b[2],
a[0] * b[1] - a[1] * b[0],
]
if (normalize) {
let length = Math.sqrt(direction[0] * direction[0] + direction[1] * direction[1] + direction[2] * direction[2]);
return direction.map(dir => dir / length);
} else {
return direction
}
}
invert() {
if (this.vertices.length < 3) return this;
[this.vertices[1], this.vertices[2]] = [this.vertices[2], this.vertices[1]];
}
isSelected() {
let selected_vertices = Project.selected_vertices[this.mesh.uuid];
return selected_vertices
&& selected_vertices.length > 1
&& !this.vertices.find(key => !selected_vertices.includes(key))
}
getSortedVertices() {
if (this.vertices.length < 4) return this.vertices;
// Test if point "check" is on the other side of the line between "base1" and "base2", compared to "top"
function test(base1, base2, top, check) {
base1 = Canvas.temp_vectors[0].fromArray(base1);
base2 = Canvas.temp_vectors[1].fromArray(base2);
top = Canvas.temp_vectors[2].fromArray(top);
check = Canvas.temp_vectors[3].fromArray(check);
// Construct a plane with coplanar points "base1" and "base2" with a normal towards "top"
let normal = Canvas.temp_vectors[4];
new THREE.Line3(base1, base2).closestPointToPoint(top, false, normal);
normal.sub(top);
let plane = new THREE.Plane().setFromNormalAndCoplanarPoint(normal, base2);
let distance = plane.distanceToPoint(check);
return distance > 0;
}
let {mesh, vertices} = this;
if (test(mesh.vertices[vertices[1]], mesh.vertices[vertices[2]], mesh.vertices[vertices[0]], mesh.vertices[vertices[3]])) {
return [vertices[2], vertices[0], vertices[1], vertices[3]];
} else if (test(mesh.vertices[vertices[0]], mesh.vertices[vertices[1]], mesh.vertices[vertices[2]], mesh.vertices[vertices[3]])) {
return [vertices[0], vertices[2], vertices[1], vertices[3]];
}
return vertices;
}
}
new Property(MeshFace, 'array', 'vertices', {default: 0});
class Mesh extends OutlinerElement {
constructor(data, uuid) {
super(data, uuid)
this.vertices = {};
this.faces = {};
if (!data.vertices) {
this.addVertices([2, 4, 2], [2, 4, -2], [2, 0, 2], [2, 0, -2], [-2, 4, 2], [-2, 4, -2], [-2, 0, 2], [-2, 0, -2]);
let vertex_keys = Object.keys(this.vertices);
this.addFaces(new MeshFace( this, {vertices: [vertex_keys[0], vertex_keys[2], vertex_keys[1], vertex_keys[3]]} )); // East
this.addFaces(new MeshFace( this, {vertices: [vertex_keys[4], vertex_keys[5], vertex_keys[6], vertex_keys[7]]} )); // West
this.addFaces(new MeshFace( this, {vertices: [vertex_keys[0], vertex_keys[1], vertex_keys[4], vertex_keys[5]]} )); // Up
this.addFaces(new MeshFace( this, {vertices: [vertex_keys[2], vertex_keys[6], vertex_keys[3], vertex_keys[7]]} )); // Down
this.addFaces(new MeshFace( this, {vertices: [vertex_keys[0], vertex_keys[4], vertex_keys[2], vertex_keys[6]]} )); // South
this.addFaces(new MeshFace( this, {vertices: [vertex_keys[1], vertex_keys[3], vertex_keys[5], vertex_keys[7]]} )); // North
for (let key in this.faces) {
let face = this.faces[key];
face.uv[face.vertices[0]] = [0, 0];
face.uv[face.vertices[1]] = [0, 16];
face.uv[face.vertices[2]] = [16, 0];
face.uv[face.vertices[3]] = [16, 16];
}
}
for (var key in Mesh.properties) {
Mesh.properties[key].reset(this);
}
if (data && typeof data === 'object') {
this.extend(data)
}
}
get from() {
return this.origin;
}
get vertice_list() {
return Object.keys(this.vertices).map(key => this.vertices[key]);
}
getWorldCenter(ignore_selected_vertices) {
let m = this.mesh;
let pos = new THREE.Vector3()
let vertice_count = 0;
for (let key in this.vertices) {
if (ignore_selected_vertices || !Project.selected_vertices[this.uuid] || (Project.selected_vertices[this.uuid] && Project.selected_vertices[this.uuid].includes(key))) {
let vector = this.vertices[key];
pos.x += vector[0];
pos.y += vector[1];
pos.z += vector[2];
vertice_count++;
}
}
pos.x /= vertice_count;
pos.y /= vertice_count;
pos.z /= vertice_count;
if (m) {
let r = m.getWorldQuaternion(new THREE.Quaternion());
pos.applyQuaternion(r);
pos.add(THREE.fastWorldPosition(m, new THREE.Vector3()));
}
return pos;
}
addVertices(...vectors) {
return vectors.map(vector => {
let key;
while (!key || this.vertices[key]) {
key = bbuid(4);
}
this.vertices[key] = [...vector];
return key;
})
}
addFaces(...faces) {
return faces.map(face => {
let key;
while (!key || this.faces[key]) {
key = bbuid(8);
}
this.faces[key] = face;
return key;
})
}
extend(object) {
for (var key in Mesh.properties) {
Mesh.properties[key].merge(this, object)
}
if (typeof object.vertices == 'object') {
for (let key in this.vertices) {
if (!object.vertices[key]) {
delete this.vertices[key];
}
}
if (object.vertices instanceof Array) {
this.addVertices(...object.vertices);
} else {
for (let key in object.vertices) {
if (!this.vertices[key]) this.vertices[key] = [];
this.vertices[key].replace(object.vertices[key]);
}
}
}
if (typeof object.faces == 'object') {
for (let key in this.faces) {
if (!object.faces[key]) {
delete this.faces[key];
}
}
for (let key in object.faces) {
if (this.faces[key]) {
this.faces[key].extend(object.faces[key])
} else {
this.faces[key] = new MeshFace(this, object.faces[key]);
}
}
}
this.sanitizeName();
return this;
}
getUndoCopy() {
var copy = new Mesh(this)
copy.uuid = this.uuid;
delete copy.parent;
return copy;
}
getSaveCopy() {
var el = {}
for (var key in Mesh.properties) {
Mesh.properties[key].copy(this, el)
}
el.vertices = {};
for (let key in this.vertices) {
el.vertices[key] = this.vertices[key].slice();
}
el.faces = {};
for (let key in this.faces) {
el.faces[key] = this.faces[key].getSaveCopy();
}
el.type = 'mesh';
el.uuid = this.uuid
return el;
}
getSelectedVertices() {
return Project.selected_vertices[this.uuid] || [];
}
getSelectedFaces() {
let faces = [];
for (let key in this.faces) {
if (this.faces[key].isSelected()) {
faces.push(key);
}
}
return faces;
}
setColor(index) {
this.color = index;
if (this.visibility) {
this.preview_controller.updateFaces(this);
}
}
flip(axis, center) {
for (let key in this.vertices) {
var offset = this.vertices[key][axis] - center;
this.vertices[key][axis] = center - offset;
}
for (let key in this.faces) {
this.faces[key].invert();
}
this.rotation.forEach((n, i) => {
if (i != axis) this.rotation[i] = -n;
})
this.preview_controller.updateTransform(this);
this.preview_controller.updateGeometry(this);
return this;
}
resize(val, axis, negative, allow_negative, bidirectional) {
let selected_vertices = Project.selected_vertices[this.uuid] || Object.keys(this.vertices);
let range = [Infinity, -Infinity];
selected_vertices.forEach(key => {
range[0] = Math.min(range[0], this.oldVertices[key][axis]);
range[1] = Math.max(range[1], this.oldVertices[key][axis]);
})
let center = bidirectional ? (range[0] + range[1]) / 2 : (negative ? range[1] : range[0]);
let size = Math.abs(range[1] - range[0]);
let scale = (size + val * (negative ? -1 : 1) * (bidirectional ? 2 : 1)) / size;
if (isNaN(scale) || Math.abs(scale) == Infinity) scale = 1;
if (scale < 0 && !allow_negative) scale = 0;
selected_vertices.forEach(key => {
this.vertices[key][axis] = (this.oldVertices[key][axis] - center) * scale + center;
})
this.preview_controller.updateGeometry(this);
}
applyTexture(texture, faces) {
var scope = this;
if (faces === true) {
var sides = Object.keys(this.faces);
} else if (faces === undefined) {
var sides = UVEditor.vue.selected_faces
} else {
var sides = faces
}
var value = false;
if (texture) {
value = texture.uuid
}
sides.forEach(function(side) {
scope.faces[side].texture = value
})
if (Project.selected_elements.indexOf(this) === 0) {
UVEditor.loadData()
}
if (Prop.view_mode === 'textured') {
this.preview_controller.updateFaces(this);
this.preview_controller.updateUV(this);
}
}
}
Mesh.prototype.title = tl('data.mesh');
Mesh.prototype.type = 'mesh';
Mesh.prototype.icon = 'fa far fa-gem';
Mesh.prototype.movable = true;
Mesh.prototype.resizable = true;
Mesh.prototype.rotatable = true;
Mesh.prototype.needsUniqueName = false;
Mesh.prototype.menu = new Menu([
'extrude_mesh_selection',
'loop_cut',
'create_face',
'invert_face',
'_',
'group_elements',
'_',
'copy',
'paste',
'duplicate',
'_',
'rename',
{name: 'menu.cube.color', icon: 'color_lens', children: [
{icon: 'bubble_chart', color: markerColors[0].standard, name: 'cube.color.'+markerColors[0].name, click: function(cube) {cube.forSelected(function(obj){obj.setColor(0)}, 'change color')}},
{icon: 'bubble_chart', color: markerColors[1].standard, name: 'cube.color.'+markerColors[1].name, click: function(cube) {cube.forSelected(function(obj){obj.setColor(1)}, 'change color')}},
{icon: 'bubble_chart', color: markerColors[2].standard, name: 'cube.color.'+markerColors[2].name, click: function(cube) {cube.forSelected(function(obj){obj.setColor(2)}, 'change color')}},
{icon: 'bubble_chart', color: markerColors[3].standard, name: 'cube.color.'+markerColors[3].name, click: function(cube) {cube.forSelected(function(obj){obj.setColor(3)}, 'change color')}},
{icon: 'bubble_chart', color: markerColors[4].standard, name: 'cube.color.'+markerColors[4].name, click: function(cube) {cube.forSelected(function(obj){obj.setColor(4)}, 'change color')}},
{icon: 'bubble_chart', color: markerColors[5].standard, name: 'cube.color.'+markerColors[5].name, click: function(cube) {cube.forSelected(function(obj){obj.setColor(5)}, 'change color')}},
{icon: 'bubble_chart', color: markerColors[6].standard, name: 'cube.color.'+markerColors[6].name, click: function(cube) {cube.forSelected(function(obj){obj.setColor(6)}, 'change color')}},
{icon: 'bubble_chart', color: markerColors[7].standard, name: 'cube.color.'+markerColors[7].name, click: function(cube) {cube.forSelected(function(obj){obj.setColor(7)}, 'change color')}}
]},
{name: 'menu.cube.texture', icon: 'collections', condition: () => !Project.single_texture, children: function() {
var arr = [
{icon: 'crop_square', name: 'menu.cube.texture.blank', click: function(cube) {
cube.forSelected(function(obj) {
obj.applyTexture(false, true)
}, 'texture blank')
}}
]
Texture.all.forEach(function(t) {
arr.push({
name: t.name,
icon: (t.mode === 'link' ? t.img : t.source),
click: function(cube) {
cube.forSelected(function(obj) {
obj.applyTexture(t, true)
}, 'apply texture')
}
})
})
return arr;
}},
'toggle_visibility',
'delete'
]);
Mesh.prototype.buttons = [
Outliner.buttons.export,
Outliner.buttons.locked,
Outliner.buttons.visibility,
];
new Property(Mesh, 'string', 'name', {default: 'mesh'})
new Property(Mesh, 'number', 'color', {default: Math.floor(Math.random()*8)});
new Property(Mesh, 'vector', 'origin');
new Property(Mesh, 'vector', 'rotation');
new Property(Mesh, 'boolean', 'visibility', {default: true});
OutlinerElement.registerType(Mesh, 'mesh');
new NodePreviewController(Mesh, {
setup(element) {
var mesh = new THREE.Mesh(new THREE.BufferGeometry(1, 1, 1), Canvas.emptyMaterials[0]);
Project.nodes_3d[element.uuid] = mesh;
mesh.name = element.uuid;
mesh.type = element.type;
mesh.isElement = true;
mesh.geometry.setAttribute('highlight', new THREE.BufferAttribute(new Uint8Array(24), 1));
// Outline
let outline = new THREE.LineSegments(new THREE.BufferGeometry(), Canvas.meshOutlineMaterial);
outline.geometry.setAttribute('color', new THREE.Float32BufferAttribute(new Array(240).fill(1), 3));
outline.no_export = true;
outline.name = element.uuid+'_outline';
outline.visible = element.selected;
outline.renderOrder = 2;
outline.frustumCulled = false;
mesh.outline = outline;
mesh.add(outline);
outline.vertex_order = [];
// Vertex Points
let points = new THREE.Points(new THREE.BufferGeometry(), Canvas.meshVertexMaterial);
points.geometry.setAttribute('color', new THREE.Float32BufferAttribute(new Array(24).fill(1), 3));
mesh.vertex_points = points;
outline.add(points);
// Update
this.updateTransform(element);
this.updateGeometry(element);
this.updateFaces(element);
this.updateUV(element);
mesh.visible = element.visibility;
},
updateGeometry(element) {
let {mesh} = element;
let point_position_array = [];
let position_array = [];
let normal_array = [];
let indices = [];
let outline_positions = [];
mesh.outline.vertex_order.empty();
for (let key in element.vertices) {
let vector = element.vertices[key];
point_position_array.push(...vector);
}
for (let key in element.faces) {
let face = element.faces[key];
if (face.vertices.length == 2) {
// Outline
mesh.outline.vertex_order.push(face.vertices[0]);
mesh.outline.vertex_order.push(face.vertices[1]);
} else if (face.vertices.length == 3) {
// Tri
face.vertices.forEach((key, i) => {
indices.push(position_array.length / 3);
position_array.push(...element.vertices[key])
})
let normal = face.getNormal();
normal_array.push(...normal, ...normal, ...normal);
// Outline
face.vertices.forEach((key, i) => {
mesh.outline.vertex_order.push(key);
if (i) {
mesh.outline.vertex_order.push(key);
}
})
mesh.outline.vertex_order.push(face.vertices[0]);
} else if (face.vertices.length == 4) {
let index_offset = position_array.length / 3;
let face_indices = {};
face.vertices.forEach((key, i) => {
position_array.push(...element.vertices[key])
face_indices[key] = index_offset + i;
})
let normal = face.getNormal(true);
normal_array.push(...normal, ...normal, ...normal, ...normal);
let sorted_vertices = face.getSortedVertices();
indices.push(index_offset + 0);
indices.push(index_offset + 1);
indices.push(index_offset + 2);
indices.push(face_indices[sorted_vertices[0]]);
indices.push(face_indices[sorted_vertices[2]]);
indices.push(face_indices[sorted_vertices[3]]);
// Outline
sorted_vertices.forEach((key, i) => {
mesh.outline.vertex_order.push(key);
if (i != 0) mesh.outline.vertex_order.push(key);
})
mesh.outline.vertex_order.push(sorted_vertices[0]);
}
}
mesh.outline.vertex_order.forEach(key => {
outline_positions.push(...element.vertices[key]);
})
mesh.vertex_points.geometry.setAttribute('position', new THREE.BufferAttribute(new Float32Array(point_position_array), 3));
mesh.geometry.setAttribute('position', new THREE.BufferAttribute(new Float32Array(position_array), 3));
mesh.geometry.setAttribute('normal', new THREE.BufferAttribute(new Float32Array(normal_array), 3));
mesh.geometry.setIndex(indices);
mesh.outline.geometry.setAttribute('position', new THREE.BufferAttribute(new Float32Array(outline_positions), 3));
mesh.geometry.computeBoundingBox();
mesh.geometry.computeBoundingSphere();
mesh.vertex_points.geometry.computeBoundingSphere();
mesh.outline.geometry.computeBoundingSphere();
},
updateFaces(element) {
let {mesh} = element;
if (Prop.view_mode === 'solid') {
mesh.material = Canvas.solidMaterial
} else if (Prop.view_mode === 'wireframe') {
mesh.material = Canvas.wireframeMaterial
} else if (Format.single_texture && Texture.all.length >= 2 && Texture.all.find(t => t.render_mode == 'layered')) {
mesh.material = Canvas.getLayeredMaterial();
} else if (Format.single_texture) {
let tex = Texture.getDefault();
mesh.material = tex ? tex.getMaterial() : Canvas.emptyMaterials[element.color];
} else {
var materials = []
for (let key in element.faces) {
if (element.faces[key].vertices.length < 3) continue;
var tex = element.faces[key].getTexture()
if (tex && tex.uuid) {
materials.push(Project.materials[tex.uuid])
} else {
materials.push(Canvas.emptyMaterials[element.color])
}
}
if (materials.allEqual(materials[0])) materials = materials[0];
mesh.geometry.groups.empty();
// Generate material groups
if (materials instanceof Array) {
let current_mat;
let i = 0;
let index = 0;
let switch_index = 0;
let reduced_materials = [];
for (let key in element.faces) {
if (element.faces[key].vertices.length < 3) continue;
let face = element.faces[key];
let material = materials[i];
if (current_mat != material) {
if (index) {
mesh.geometry.addGroup(switch_index, index - switch_index, reduced_materials.length);
reduced_materials.push(current_mat);
}
current_mat = material;
switch_index = index;
}
i++;
if (face.vertices.length == 3) index += 3;
if (face.vertices.length == 4) index += 6;
}
mesh.geometry.addGroup(switch_index, index - switch_index, reduced_materials.length);
reduced_materials.push(current_mat);
materials = reduced_materials;
}
mesh.material = materials;
}
},
updateUV(element, animation = true) {
var {mesh} = element;
if (mesh === undefined || !mesh.geometry) return;
let uv_array = [];
for (let key in element.faces) {
let face = element.faces[key];
face.vertices.forEach((key, i) => {
uv_array.push(
((face.uv[key] ? face.uv[key][0] : 0) / Project.texture_width),
1-((face.uv[key] ? face.uv[key][1] : 0) / Project.texture_height)
)
})
}
mesh.geometry.setAttribute('uv', new THREE.BufferAttribute(new Float32Array(uv_array), 2)),
mesh.geometry.attributes.uv.needsUpdate = true;
return mesh.geometry;
},
updateSelection(element) {
NodePreviewController.prototype.updateSelection(element);
let mesh = element.mesh;
let colors = [];
let line_colors = [];
for (let key in element.vertices) {
let color;
if (Project.selected_vertices[element.uuid] && Project.selected_vertices[element.uuid].includes(key)) {
color = gizmo_colors.outline;
} else {
color = gizmo_colors.grid;
}
colors.push(color.r, color.g, color.b);
}
mesh.outline.vertex_order.forEach(key => {
let color;
if (!Modes.edit || BarItems.selection_mode.value == 'object' || (Project.selected_vertices[element.uuid] && Project.selected_vertices[element.uuid].includes(key))) {
color = gizmo_colors.outline;
} else {
color = gizmo_colors.grid;
}
line_colors.push(color.r, color.g, color.b);
})
mesh.vertex_points.geometry.setAttribute('color', new THREE.Float32BufferAttribute(colors, 3));
mesh.outline.geometry.setAttribute('color', new THREE.Float32BufferAttribute(line_colors, 3));
mesh.outline.geometry.needsUpdate = true
mesh.vertex_points.visible = Mode.selected.id == 'edit' && BarItems.selection_mode.value == 'vertex';
}
})
BARS.defineActions(function() {
new Action('add_mesh', {
icon: 'fa-gem',
category: 'edit',
keybind: new Keybind({key: 'n', ctrl: true}),
condition: () => (Modes.edit && Format.meshes),
click: function () {
Undo.initEdit({outliner: true, elements: [], selection: true});
var base_mesh = new Mesh({
autouv: (settings.autouv.value ? 1 : 0)
}).init()
var group = getCurrentGroup();
base_mesh.addTo(group)
if (Texture.all.length && Format.single_texture) {
for (var face in base_mesh.faces) {
base_mesh.faces[face].texture = Texture.getDefault().uuid
}
UVEditor.loadData()
}
if (Format.bone_rig) {
if (group) {
var pos1 = group.origin.slice()
base_mesh.extend({
from:[ pos1[0]-0, pos1[1]-0, pos1[2]-0 ],
to:[ pos1[0]+1, pos1[1]+1, pos1[2]+1 ],
origin: pos1.slice()
})
}
}
if (Group.selected) Group.selected.unselect()
base_mesh.select()
Undo.finishEdit('Add mesh', {outliner: true, elements: selected, selection: true});
Blockbench.dispatchEvent( 'add_mesh', {object: base_mesh} )
Vue.nextTick(function() {
if (settings.create_rename.value) {
base_mesh.rename()
}
})
return base_mesh
}
})
new BarSelect('selection_mode', {
options: {
object: true,
face: true,
vertex: true,
},
condition: () => Format && Format.meshes,
onChange: function(slider) {
updateSelection();
}
})
new Action('create_face', {
icon: 'fas.fa-draw-polygon',
category: 'edit',
keybind: new Keybind({key: 'f', shift: true}),
condition: () => (Modes.edit && Format.meshes && Mesh.selected[0] && Mesh.selected[0].getSelectedVertices().length > 1),
click() {
Undo.initEdit({elements: Mesh.selected});
Mesh.selected.forEach(mesh => {
let selected_vertices = Project.selected_vertices[mesh.uuid];
if (selected_vertices && selected_vertices.length >= 2 && selected_vertices.length <= 4) {
for (let key in mesh.faces) {
let face = mesh.faces[key];
if (face.isSelected()) {
delete mesh.faces[key];
}
}
let new_face = new MeshFace(mesh, {vertices: selected_vertices} );
mesh.addFaces(new_face);
// Correct direction
if (selected_vertices.length > 2) {
// find face with shared line to compare
let fixed_via_face;
for (let key in mesh.faces) {
let face = mesh.faces[key];
let common = face.vertices.filter(vertex_key => selected_vertices.includes(vertex_key))
if (common.length == 2) {
let old_vertices = face.getSortedVertices();
let new_vertices = new_face.getSortedVertices();
let index_diff = old_vertices.indexOf(common[0]) - old_vertices.indexOf(common[1]);
let new_index_diff = new_vertices.indexOf(common[0]) - new_vertices.indexOf(common[1]);
if (index_diff == 1 - face.vertices.length) index_diff = 1;
if (new_index_diff == 1 - new_face.vertices.length) new_index_diff = 1;
if (Math.abs(index_diff) == 1 && Math.abs(new_index_diff) == 1) {
if (index_diff == new_index_diff) {
new_face.invert();
}
fixed_via_face = true;
break;
}
}
}
// If no face available, orient based on camera orientation
if (!fixed_via_face) {
let normal = new THREE.Vector3().fromArray(new_face.getNormal());
normal.applyQuaternion(mesh.mesh.getWorldQuaternion(new THREE.Quaternion()))
let cam_direction = Preview.selected.camera.getWorldDirection(new THREE.Vector3());
let angle = normal.angleTo(cam_direction);
if (angle < Math.PI/2) {
new_face.invert();
}
}
}
}
})
Undo.finishEdit('Create mesh face')
Canvas.updateView({elements: Mesh.selected, element_aspects: {geometry: true, uv: true, faces: true}})
}
})
new Action('convert_to_mesh', {
icon: 'fa-gem',
category: 'edit',
condition: () => (Modes.edit && Format.meshes && Cube.selected.length),
click() {
Undo.initEdit({elements: Cube.selected});
let new_meshes = [];
Cube.selected.forEach(cube => {
let mesh = new Mesh({
name: cube.name,
origin: cube.origin,
rotation: cube.rotation,
vertices: [
[cube.to[0] - cube.origin[0], cube.to[1] - cube.origin[1], cube.to[2] - cube.origin[2]],
[cube.to[0] - cube.origin[0], cube.to[1] - cube.origin[1], cube.from[2] - cube.origin[2]],
[cube.to[0] - cube.origin[0], cube.from[1] - cube.origin[1], cube.to[2] - cube.origin[2]],
[cube.to[0] - cube.origin[0], cube.from[1] - cube.origin[1], cube.from[2] - cube.origin[2]],
[cube.from[0] - cube.origin[0], cube.to[1] - cube.origin[1], cube.to[2] - cube.origin[2]],
[cube.from[0] - cube.origin[0], cube.to[1] - cube.origin[1], cube.from[2] - cube.origin[2]],
[cube.from[0] - cube.origin[0], cube.from[1] - cube.origin[1], cube.to[2] - cube.origin[2]],
[cube.from[0] - cube.origin[0], cube.from[1] - cube.origin[1], cube.from[2] - cube.origin[2]],
],
})
let vertex_keys = Object.keys(mesh.vertices);
function addFace(direction, vertices) {
let cube_face = cube.faces[direction];
let uv = {
[vertices[0]]: [cube_face.uv[2], cube_face.uv[1]],
[vertices[1]]: [cube_face.uv[0], cube_face.uv[1]],
[vertices[2]]: [cube_face.uv[2], cube_face.uv[3]],
[vertices[3]]: [cube_face.uv[0], cube_face.uv[3]],
};
mesh.addFaces(
new MeshFace( mesh, {
vertices,
uv,
texture: cube_face.texture,
}
));
}
addFace('east', [vertex_keys[1], vertex_keys[0], vertex_keys[3], vertex_keys[2]]);
addFace('west', [vertex_keys[4], vertex_keys[5], vertex_keys[6], vertex_keys[7]]);
addFace('up', [vertex_keys[1], vertex_keys[5], vertex_keys[0], vertex_keys[4]]); // 4 0 5 1
addFace('down', [vertex_keys[2], vertex_keys[6], vertex_keys[3], vertex_keys[7]]);
addFace('south', [vertex_keys[0], vertex_keys[4], vertex_keys[2], vertex_keys[6]]);
addFace('north', [vertex_keys[5], vertex_keys[1], vertex_keys[7], vertex_keys[3]]);
mesh.sortInBefore(cube).init();
new_meshes.push(mesh);
cube.remove();
})
Undo.finishEdit('Convert cubes to meshes', {elements: new_meshes});
}
})
new Action('invert_face', {
icon: 'flip_to_back',
category: 'edit',
keybind: new Keybind({key: 'i', shift: true}),
condition: () => (Modes.edit && Format.meshes && Mesh.selected[0] && Mesh.selected[0].getSelectedFaces().length),
click() {
Undo.initEdit({elements: Mesh.selected});
Mesh.selected.forEach(mesh => {
for (let key in mesh.faces) {
let face = mesh.faces[key];
if (face.isSelected()) {
face.invert();
}
}
})
Undo.finishEdit('Invert mesh faces');
Canvas.updateView({elements: Mesh.selected, element_aspects: {geometry: true, uv: true, faces: true}});
}
})
new Action('extrude_mesh_selection', {
icon: 'upload',
category: 'edit',
keybind: new Keybind({key: 'e', shift: true}),
condition: () => (Modes.edit && Format.meshes && Mesh.selected[0] && Mesh.selected[0].getSelectedVertices().length),
click() {
Undo.initEdit({elements: Mesh.selected});
Mesh.selected.forEach(mesh => {
let original_vertices = Project.selected_vertices[mesh.uuid].slice();
let new_vertices;
let selected_faces = [];
let selected_face_keys = [];
for (let key in mesh.faces) {
let face = mesh.faces[key];
if (face.isSelected()) {
selected_faces.push(face);
selected_face_keys.push(key);
}
}
let direction = selected_faces[0] && selected_faces[0].vertices.length > 2 && selected_faces[0].getNormal(true);
if (!direction) direction = [0, 1, 0];
new_vertices = mesh.addVertices(...original_vertices.map(key => {
let vector = mesh.vertices[key].slice();
vector.V3_add(direction);
return vector;
}))
Project.selected_vertices[mesh.uuid].replace(new_vertices);
// Move Faces
selected_faces.forEach(face => {
face.vertices.forEach((key, index) => {
face.vertices[index] = new_vertices[original_vertices.indexOf(key)];
let uv = face.uv[key];
delete face.uv[key];
face.uv[face.vertices[index]] = uv;
})
})
// Create extra quads on sides
let remaining_vertices = new_vertices.slice();
selected_faces.forEach((face, face_index) => {
let vertices = face.getSortedVertices();
vertices.forEach((a, i) => {
let b = vertices[i+1] || vertices[0];
if (vertices.length == 2 && i) return; // Only create one quad when extruding line
if (selected_faces.find(f => f != face && f.vertices.includes(a) && f.vertices.includes(b))) return;
let new_face = new MeshFace(mesh, mesh.faces[selected_face_keys[face_index]]).extend({
vertices: [
b,
a,
original_vertices[new_vertices.indexOf(a)],
original_vertices[new_vertices.indexOf(b)],
]
});
mesh.addFaces(new_face);
remaining_vertices.remove(a);
remaining_vertices.remove(b);
})
if (vertices.length == 2) delete mesh.faces[selected_face_keys[face_index]];
})
remaining_vertices.forEach(a => {
let b = original_vertices[new_vertices.indexOf(a)]
let new_face = new MeshFace(mesh, {
vertices: [b, a]
});
mesh.addFaces(new_face);
})
})
Undo.finishEdit('Extrude mesh selection')
Canvas.updateView({elements: Mesh.selected, element_aspects: {geometry: true, uv: true, faces: true}, selection: true})
}
})
new Action('loop_cut', {
icon: 'carpenter',
category: 'edit',
keybind: new Keybind({key: 'r', shift: true}),
condition: () => (Modes.edit && Format.meshes && Mesh.selected[0] && Mesh.selected[0].getSelectedVertices().length > 1),
click() {
Undo.initEdit({elements: Mesh.selected});
Mesh.selected.forEach(mesh => {
let selected_vertices = mesh.getSelectedVertices();
let start_face;
for (let fkey in mesh.faces) {
let face = mesh.faces[fkey];
if (face.vertices.length < 3) continue;
let vertices = face.vertices.filter(vkey => selected_vertices.includes(vkey))
if (vertices.length >= 2) {
start_face = face;
break;
}
}
if (!start_face) return;
let processed_faces = [start_face];
let center_vertices = {};
function getCenterVertex(vertices) {
let existing_key = center_vertices[vertices[0]] || center_vertices[vertices[1]];
if (existing_key) return existing_key;
let vector = mesh.vertices[vertices[0]].slice().V3_add(mesh.vertices[vertices[1]]).V3_divide(2);
let [vkey] = mesh.addVertices(vector);
center_vertices[vertices[0]] = center_vertices[vertices[1]] = vkey;
return vkey;
}
function splitFace(face, side_vertices, double_side) {
processed_faces.push(face);
let sorted_vertices = face.getSortedVertices();
let side_index_diff = sorted_vertices.indexOf(side_vertices[0]) - sorted_vertices.indexOf(side_vertices[1]);
if (side_index_diff == -1 || side_index_diff > 2) side_vertices.reverse();
if (face.vertices.length == 4) {
let opposite_vertices = sorted_vertices.filter(vkey => !side_vertices.includes(vkey));
let opposite_index_diff = sorted_vertices.indexOf(opposite_vertices[0]) - sorted_vertices.indexOf(opposite_vertices[1]);
if (opposite_index_diff == 1 || opposite_index_diff < -2) opposite_vertices.reverse();
let center_vertices = [
getCenterVertex(side_vertices),
getCenterVertex(opposite_vertices)
]
let c1_uv_coords = [
(face.uv[side_vertices[0]][0] + face.uv[side_vertices[1]][0]) / 2,
(face.uv[side_vertices[0]][1] + face.uv[side_vertices[1]][1]) / 2,
];
let c2_uv_coords = [
(face.uv[opposite_vertices[0]][0] + face.uv[opposite_vertices[1]][0]) / 2,
(face.uv[opposite_vertices[0]][1] + face.uv[opposite_vertices[1]][1]) / 2,
];
let new_face = new MeshFace(mesh, face).extend({
vertices: [side_vertices[1], center_vertices[0], center_vertices[1], opposite_vertices[1]],
uv: {
[side_vertices[1]]: face.uv[side_vertices[1]],
[center_vertices[0]]: c1_uv_coords,
[center_vertices[1]]: c2_uv_coords,
[opposite_vertices[1]]: face.uv[opposite_vertices[1]],
}
})
face.extend({
vertices: [opposite_vertices[0], center_vertices[0], center_vertices[1], side_vertices[0]],
uv: {
[opposite_vertices[0]]: face.uv[opposite_vertices[0]],
[center_vertices[0]]: c1_uv_coords,
[center_vertices[1]]: c2_uv_coords,
[side_vertices[0]]: face.uv[side_vertices[0]],
}
})
mesh.addFaces(new_face);
// Find next (and previous) face
for (let fkey in mesh.faces) {
let ref_face = mesh.faces[fkey];
if (ref_face.vertices.length < 3 || processed_faces.includes(ref_face)) continue;
let vertices = ref_face.vertices.filter(vkey => opposite_vertices.includes(vkey))
if (vertices.length >= 2) {
splitFace(ref_face, opposite_vertices);
break;
}
}
if (double_side) {
for (let fkey in mesh.faces) {
let ref_face = mesh.faces[fkey];
if (ref_face.vertices.length < 3 || processed_faces.includes(ref_face)) continue;
let vertices = ref_face.vertices.filter(vkey => side_vertices.includes(vkey))
if (vertices.length >= 2) {
splitFace(ref_face, side_vertices);
break;
}
}
}
} else {
let opposite_vertex = sorted_vertices.find(vkey => !side_vertices.includes(vkey));
let center_vertex = getCenterVertex(side_vertices);
let c1_uv_coords = [
(face.uv[side_vertices[0]][0] + face.uv[side_vertices[1]][0]) / 2,
(face.uv[side_vertices[0]][1] + face.uv[side_vertices[1]][1]) / 2,
];
let new_face = new MeshFace(mesh, face).extend({
vertices: [side_vertices[1], center_vertex, opposite_vertex],
uv: {
[side_vertices[1]]: face.uv[side_vertices[1]],
[center_vertex]: c1_uv_coords,
[opposite_vertex]: face.uv[opposite_vertex],
}
})
face.extend({
vertices: [opposite_vertex, center_vertex, side_vertices[0]],
uv: {
[opposite_vertex]: face.uv[opposite_vertex],
[center_vertex]: c1_uv_coords,
[side_vertices[0]]: face.uv[side_vertices[0]],
}
})
mesh.addFaces(new_face);
}
}
let start_vertices = start_face.vertices.filter((vkey, i) => selected_vertices.includes(vkey)).slice(0, 2);
splitFace(start_face, start_vertices, start_face.vertices.length == 4);
selected_vertices.empty();
for (let key in center_vertices) {
selected_vertices.safePush(center_vertices[key]);
}
})
Undo.finishEdit('Extrude mesh selection')
Canvas.updateView({elements: Mesh.selected, element_aspects: {geometry: true, uv: true, faces: true}, selection: true})
}
})
new Action('merge_meshes', {
icon: 'upload',
category: 'edit',
condition: () => (Modes.edit && Format.meshes && Mesh.selected.length >= 2),
click() {
let elements = Mesh.selected
Undo.initEdit({elements: Mesh.selected});
let original = Mesh.selected[0];
let vector = new THREE.Vector3();
Mesh.selected.forEach(mesh => {
if (mesh == original) return;
let old_vertex_keys = Object.keys(mesh.vertices);
let new_vertex_keys = original.addVertices(...mesh.vertice_list.map(arr => {
vector.fromArray(arr);
mesh.mesh.localToWorld(vector);
original.mesh.worldToLocal(vector);
return vector.toArray()
}));
for (let key in mesh.faces) {
let old_face = mesh.faces[key];
let new_face = new MeshFace(original, old_face);
let uv = {};
for (let vkey in old_face.uv) {
let new_vkey = new_vertex_keys[old_vertex_keys.indexOf(vkey)]
uv[new_vkey] = old_face.uv[vkey];
}
new_face.extend({
vertices: old_face.vertices.map(v => new_vertex_keys[old_vertex_keys.indexOf(v)]),
uv
})
original.addFaces(new_face)
}
mesh.remove();
Mesh.selected.remove(mesh)
})
updateSelection();
Undo.finishEdit('Merge meshes')
Canvas.updateView({elements: Mesh.selected, element_aspects: {geometry: true, uv: true, faces: true}, selection: true})
}
})
new Action('import_obj', {
icon: 'fa-gem',
category: 'file',
condition: () => (Modes.edit && Format.meshes),
click: function () {
Blockbench.import({
resource_id: 'obj',
extensions: ['obj'],
name: 'OBJ Wavefront Model',
}, function(files) {
let {content} = files[0];
let lines = content.split(/[\r\n]+/);
function toVector(args, length) {
return args.map(v => parseFloat(v));
}
let mesh;
let vertex_keys = [];
let vertex_textures = [];
let vertex_normals = [];
let meshes = [];
let vector1 = new THREE.Vector3();
let vector2 = new THREE.Vector3();
Undo.initEdit({outliner: true, elements: meshes, selection: true});
lines.forEach(line => {
if (line.substr(0, 1) == '#' || !line) return;
let args = line.split(' ');
let cmd = args.shift();
if (cmd == 'o') {
mesh = new Mesh({
name: args[0],
vertices: {}
})
meshes.push(mesh);
}
if (cmd == 'v') {
let keys = mesh.addVertices(toVector(args, 3));
vertex_keys.push(keys[0]);
}
if (cmd == 'vt') {
vertex_textures.push(toVector(args, 2))
}
if (cmd == 'vn') {
vertex_normals.push(toVector(args, 3))
}
if (cmd == 'f') {
let f = {
vertices: [],
vertex_textures: [],
vertex_normals: [],
}
args.forEach(triplet => {
let [v, vt, vn] = triplet.split('/').map(v => parseInt(v));
f.vertices.push(vertex_keys[ v-1 ]);
f.vertex_textures.push(vertex_textures[ vt-1 ]);
f.vertex_normals.push(vertex_normals[ vn-1 ]);
})
let uv = {};
f.vertex_textures.forEach((vt, i) => {
let key = f.vertices[i];
if (vt instanceof Array) {
uv[key] = [
vt[0] * Project.texture_width,
(1-vt[1]) * Project.texture_width
];
} else {
uv[key] = [0, 0];
}
})
let face = new MeshFace(mesh, {
vertices: f.vertices,
uv
})
mesh.addFaces(face);
if (f.vertex_normals.find(v => v)) {
vector1.fromArray(face.getNormal());
vector2.fromArray(f.vertex_normals[0]);
let angle = vector1.angleTo(vector2);
if (angle > Math.PI/2) {
new_face.invert();
}
}
}
})
meshes.forEach(mesh => {
mesh.init();
})
Undo.finishEdit('Import OBJ');
})
}
})
new Action('add_primitive', {
icon: 'fa-shapes',
category: 'edit',
condition: () => (Modes.edit && Format.meshes),
click() {
let dialog = new Dialog({
id: 'add_primitive',
title: 'action.add_primitive',
form: {
shape: {label: 'dialog.add_primitive.shape', type: 'select', options: {
circle: 'dialog.add_primitive.shape.circle',
cylinder: 'dialog.add_primitive.shape.cylinder',
tube: 'dialog.add_primitive.shape.tube',
cone: 'dialog.add_primitive.shape.cone',
torus: 'dialog.add_primitive.shape.torus',
sphere: 'dialog.add_primitive.shape.sphere',
cube: 'dialog.add_primitive.shape.cube',
pyramid: 'dialog.add_primitive.shape.pyramid',
}},
diameter: {label: 'dialog.add_primitive.diameter', type: 'number', value: 16},
height: {label: 'dialog.add_primitive.height', type: 'number', value: 8, condition: ({shape}) => ['cylinder', 'cone', 'cube', 'pyramid', 'tube'].includes(shape)},
sides: {label: 'dialog.add_primitive.sides', type: 'number', value: 16, condition: ({shape}) => ['cylinder', 'cone', 'circle', 'torus', 'sphere', 'tube'].includes(shape)},
minor_diameter: {label: 'dialog.add_primitive.minor_diameter', type: 'number', value: 4, condition: ({shape}) => ['torus', 'tube'].includes(shape)},
minor_sides: {label: 'dialog.add_primitive.minor_sides', type: 'number', value: 8, condition: ({shape}) => ['torus'].includes(shape)},
},
onConfirm(result) {
let elements = [];
Undo.initEdit({elements});
let mesh = new Mesh({
name: result.shape,
vertices: {}
});
if (result.shape == 'circle') {
let vertex_keys = mesh.addVertices([0, 0, 0]);
let [m] = vertex_keys;
for (let i = 0; i < result.sides; i++) {
let x = Math.sin((i / result.sides) * Math.PI * 2) * result.diameter/2;
let z = Math.cos((i / result.sides) * Math.PI * 2) * result.diameter/2;
vertex_keys.push(...mesh.addVertices([x, 0, z]));
}
for (let i = 0; i < result.sides; i++) {
let [a, b] = vertex_keys.slice(i+2, i+2 + 2);
if (!a) {
b = vertex_keys[2];
a = vertex_keys[1];
} else if (!b) {
b = vertex_keys[1];
}
console.log(a, b, m)
mesh.addFaces(new MeshFace( mesh, {vertices: [a, b, m]} ));
}
}
if (result.shape == 'cone') {
let vertex_keys = mesh.addVertices([0, 0, 0], [0, result.height, 0]);
let [m0, m1] = vertex_keys;
for (let i = 0; i < result.sides; i++) {
let x = Math.sin((i / result.sides) * Math.PI * 2) * result.diameter/2;
let z = Math.cos((i / result.sides) * Math.PI * 2) * result.diameter/2;
vertex_keys.push(...mesh.addVertices([x, 0, z]));
}
for (let i = 0; i < result.sides; i++) {
let [a, b] = vertex_keys.slice(i+2, i+2 + 2);
if (!b) {
b = vertex_keys[2];
}
mesh.addFaces(
new MeshFace( mesh, {vertices: [b, a, m0]} ),
new MeshFace( mesh, {vertices: [a, b, m1]} )
);
}
}
if (result.shape == 'cylinder') {
let vertex_keys = mesh.addVertices([0, 0, 0], [0, result.height, 0]);
let [m0, m1] = vertex_keys;
for (let i = 0; i < result.sides; i++) {
let x = Math.sin((i / result.sides) * Math.PI * 2) * result.diameter/2;
let z = Math.cos((i / result.sides) * Math.PI * 2) * result.diameter/2;
vertex_keys.push(...mesh.addVertices([x, 0, z], [x, result.height, z]));
}
for (let i = 0; i < result.sides; i++) {
let [a, b, c, d] = vertex_keys.slice(2*i+2, 2*i+2 + 4);
if (!c) {
c = vertex_keys[2];
d = vertex_keys[3];
}
mesh.addFaces(
new MeshFace( mesh, {vertices: [c, a, m0]}),
new MeshFace( mesh, {vertices: [a, c, d, b]} ),
new MeshFace( mesh, {vertices: [b, d, m1]} )
);
}
}
if (result.shape == 'tube') {
let vertex_keys = [];
let outer_r = result.diameter/2;
let inner_r = outer_r - result.minor_diameter;
for (let i = 0; i < result.sides; i++) {
let x = Math.sin((i / result.sides) * Math.PI * 2);
let z = Math.cos((i / result.sides) * Math.PI * 2);
vertex_keys.push(...mesh.addVertices(
[x * outer_r, 0, z * outer_r],
[x * outer_r, result.height, z * outer_r],
[x * inner_r, 0, z * inner_r],
[x * inner_r, result.height, z * inner_r],
));
}
for (let i = 0; i < result.sides; i++) {
let [a1, b1, c1, d1, a2, b2, c2, d2] = vertex_keys.slice(4*i, 4*i + 8);
if (!a2) {
a2 = vertex_keys[0];
b2 = vertex_keys[1];
c2 = vertex_keys[2];
d2 = vertex_keys[3];
}
if (a1 && b1 && c1 && d1 && a2 && b2 && c2 && d2) {
mesh.addFaces(
new MeshFace( mesh, {vertices: [a1, a2, b2, b1]} ),
new MeshFace( mesh, {vertices: [d1, d2, c2, c1]} ),
new MeshFace( mesh, {vertices: [c1, c2, a2, a1]} ),
new MeshFace( mesh, {vertices: [b1, b2, d2, d1]} ),
);
}
}
}
if (result.shape == 'torus') {
let rings = [];
for (let i = 0; i < result.sides; i++) {
let circle_x = Math.sin((i / result.sides) * Math.PI * 2);
let circle_z = Math.cos((i / result.sides) * Math.PI * 2);
let vertices = [];
for (let j = 0; j < result.minor_sides; j++) {
let slice_x = Math.sin((j / result.minor_sides) * Math.PI * 2) * result.minor_diameter/2;
let x = circle_x * (result.diameter/2 + slice_x)
let y = Math.cos((j / result.minor_sides) * Math.PI * 2) * result.minor_diameter/2;
let z = circle_z * (result.diameter/2 + slice_x)
vertices.push(...mesh.addVertices([x, y, z]));
}
rings.push(vertices);
}
for (let i = 0; i < result.sides; i++) {
let this_ring = rings[i];
let next_ring = rings[i+1] || rings[0];
for (let j = 0; j < result.minor_sides; j++) {
mesh.addFaces(new MeshFace( mesh, {vertices: [
this_ring[j+1] || this_ring[0],
next_ring[j+1] || next_ring[0],
this_ring[j],
next_ring[j],
]} ));
}
}
}
if (result.shape == 'sphere') {
let rings = [];
let sides = Math.round(result.sides/2)*2;
let [bottom] = mesh.addVertices([0, -result.diameter/2, 0]);
let [top] = mesh.addVertices([0, result.diameter/2, 0]);
for (let i = 0; i < result.sides; i++) {
let circle_x = Math.sin((i / result.sides) * Math.PI * 2);
let circle_z = Math.cos((i / result.sides) * Math.PI * 2);
let vertices = [];
for (let j = 1; j < (sides/2); j++) {
let slice_x = Math.sin((j / sides) * Math.PI * 2) * result.diameter/2;
let x = circle_x * slice_x
let y = Math.cos((j / sides) * Math.PI * 2) * result.diameter/2;
let z = circle_z * slice_x
vertices.push(...mesh.addVertices([x, y, z]));
}
rings.push(vertices);
}
for (let i = 0; i < result.sides; i++) {
let this_ring = rings[i];
let next_ring = rings[i+1] || rings[0];
for (let j = 0; j < (sides/2); j++) {
if (j == 0) {
mesh.addFaces(new MeshFace( mesh, {vertices: [
this_ring[j],
next_ring[j],
top
]} ));
} else if (!this_ring[j]) {
mesh.addFaces(new MeshFace( mesh, {vertices: [
next_ring[j-1],
this_ring[j-1],
bottom
]} ));
} else {
mesh.addFaces(new MeshFace( mesh, {vertices: [
this_ring[j],
next_ring[j],
this_ring[j-1],
next_ring[j-1],
]} ));
}
}
}
}
if (result.shape == 'cube') {
let r = result.diameter/2;
let h = result.height;
mesh.addVertices([r, h, r], [r, h, -r], [r, 0, r], [r, 0, -r], [-r, h, r], [-r, h, -r], [-r, 0, r], [-r, 0, -r]);
let vertex_keys = Object.keys(mesh.vertices);
mesh.addFaces(
new MeshFace( mesh, {vertices: [vertex_keys[0], vertex_keys[2], vertex_keys[1], vertex_keys[3]]} ), // East
new MeshFace( mesh, {vertices: [vertex_keys[4], vertex_keys[5], vertex_keys[6], vertex_keys[7]]} ), // West
new MeshFace( mesh, {vertices: [vertex_keys[0], vertex_keys[1], vertex_keys[4], vertex_keys[5]]} ), // Up
new MeshFace( mesh, {vertices: [vertex_keys[2], vertex_keys[6], vertex_keys[3], vertex_keys[7]]} ), // Down
new MeshFace( mesh, {vertices: [vertex_keys[0], vertex_keys[4], vertex_keys[2], vertex_keys[6]]} ), // South
new MeshFace( mesh, {vertices: [vertex_keys[1], vertex_keys[3], vertex_keys[5], vertex_keys[7]]} ), // North
);
}
if (result.shape == 'pyramid') {
let r = result.diameter/2;
let h = result.height;
mesh.addVertices([0, h, 0], [r, 0, r], [r, 0, -r], [-r, 0, r], [-r, 0, -r]);
let vertex_keys = Object.keys(mesh.vertices);
mesh.addFaces(
new MeshFace( mesh, {vertices: [vertex_keys[1], vertex_keys[3], vertex_keys[2], vertex_keys[4]]} ), // Down
new MeshFace( mesh, {vertices: [vertex_keys[1], vertex_keys[2], vertex_keys[0]]} ), // east
new MeshFace( mesh, {vertices: [vertex_keys[3], vertex_keys[1], vertex_keys[0]]} ), // south
new MeshFace( mesh, {vertices: [vertex_keys[2], vertex_keys[4], vertex_keys[0]]} ), // north
new MeshFace( mesh, {vertices: [vertex_keys[4], vertex_keys[3], vertex_keys[0]]} ), // west
);
}
elements.push(mesh);
mesh.init()
Undo.finishEdit('Add primitive');
}
}).show()
}
})
})