[881] | 1 | "use strict"; |
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| 2 | import * as THREE from 'three'; |
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| 3 | import Transformations from './transformations'; |
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| 4 | |
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| 5 | /** |
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| 6 | * Helper class for creating meshes for parts in Framsticks-SDK. |
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| 7 | * It combines Framsticks-SDK logic with THREE.js logic. |
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| 8 | * |
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| 9 | * For now shape versions of parts are hard-coded. It may need redefinition |
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| 10 | * in the future. |
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| 11 | */ |
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| 12 | class PartMeshFactory { |
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| 13 | /** |
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| 14 | * Basic constructor that takes information of how parts should be drawn. |
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| 15 | * @param {object} config object holding following fields |
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| 16 | * @param {object} config.defaultShape object holding following fields |
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| 17 | * @param {number} config.defaultShape.radius radius of part cylinder |
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| 18 | * @param {number} config.defaultShape.segments number of segments on cylinder |
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| 19 | * @param {object} config.ellipsoidShape object holding following fields |
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| 20 | * @param {number} config.ellipsoidShape.radius radius of part ellipsoid |
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| 21 | * @param {number} config.ellipsoidShape.segments number of segments on ellipsoid |
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| 22 | * |
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| 23 | */ |
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| 24 | constructor(config) { |
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| 25 | this.config = config; |
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| 26 | this.transformations = new Transformations(); |
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| 27 | this.partShapes = this.transformations.getPartShapes(); |
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| 28 | } |
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| 29 | |
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| 30 | /** |
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| 31 | * Creates sphere mesh for a given part. |
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| 32 | * @param {Module.Part} part part, for which Mesh is generated |
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| 33 | * @param {number} sphereRadius radius of part sphere |
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| 34 | * @param {number} segments number of created segments |
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| 35 | * @param {boolean} applyScale true if scale for this mesh should be applied from Module.Part |
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| 36 | * @returns {PartMesh} info about part mesh |
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| 37 | */ |
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| 38 | getNewSphereMesh(part, sphereRadius, segments, applyScale) { |
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| 39 | let geometry = new THREE.SphereGeometry(sphereRadius, segments, segments); |
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| 40 | let material = this.transformations.getNewMaterial( |
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| 41 | part.get_vcolor().get_x(), |
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| 42 | part.get_vcolor().get_y(), |
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| 43 | part.get_vcolor().get_z()); |
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| 44 | let mesh = null; |
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| 45 | if (applyScale) { |
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| 46 | geometry.scale( |
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| 47 | part.get_scale().get_x(), |
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| 48 | part.get_scale().get_y(), |
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| 49 | part.get_scale().get_z()); |
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| 50 | if (part.get_scale().get_x() == part.get_scale().get_y() && |
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| 51 | part.get_scale().get_x() == part.get_scale().get_z()) { |
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| 52 | mesh = new THREE.Mesh(geometry, material); |
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| 53 | } else { |
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| 54 | mesh = new THREE.Mesh(geometry, material); |
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| 55 | } |
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| 56 | } |
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| 57 | else { |
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| 58 | mesh = new THREE.Mesh(geometry, material); |
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| 59 | } |
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| 60 | mesh.position.set( |
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| 61 | part.get_p().get_x(), |
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| 62 | part.get_p().get_y(), |
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| 63 | part.get_p().get_z()); |
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| 64 | |
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| 65 | // if (applyScale) { |
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| 66 | // mesh.scale.set( |
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| 67 | // part.get_scale().get_x(), |
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| 68 | // part.get_scale().get_y(), |
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| 69 | // part.get_scale().get_z()); |
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| 70 | // } |
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| 71 | |
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| 72 | let angles = part.get_o().getAngles(); |
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| 73 | mesh.rotation.copy( |
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| 74 | this.transformations.getPartRotation( |
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| 75 | angles.get_x(), |
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| 76 | angles.get_y(), |
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| 77 | angles.get_z()) |
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| 78 | ); |
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| 79 | |
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| 80 | mesh.userData = { |
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| 81 | isBodyElement: true, |
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| 82 | type: 'p', |
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| 83 | data: part, |
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| 84 | mesh: mesh, |
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| 85 | isPhysical: this.physics, |
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| 86 | connectedJoints: [] |
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| 87 | }; |
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| 88 | return mesh; |
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| 89 | } |
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| 90 | |
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| 91 | /** |
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| 92 | * Creates box mesh for a given part |
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| 93 | * @param {Module.Part} part part, for which Mesh is generated |
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| 94 | * @returns {PartMesh} info about part mesh |
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| 95 | */ |
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| 96 | getNewBoxMesh(part) { |
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| 97 | let geometry = new THREE.BoxGeometry(2, 2, 2); |
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| 98 | geometry.scale( |
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| 99 | part.get_scale().get_x(), |
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| 100 | part.get_scale().get_y(), |
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| 101 | part.get_scale().get_z()); |
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| 102 | |
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| 103 | let material = this.transformations.getNewMaterial( |
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| 104 | part.get_vcolor().get_x(), |
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| 105 | part.get_vcolor().get_y(), |
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| 106 | part.get_vcolor().get_z()); |
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| 107 | let mesh = new THREE.Mesh(geometry, material); |
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| 108 | mesh.position.set( |
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| 109 | part.get_p().get_x(), |
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| 110 | part.get_p().get_y(), |
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| 111 | part.get_p().get_z()); |
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| 112 | |
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| 113 | let angles = part.get_o().getAngles(); |
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| 114 | mesh.rotation.copy(this.transformations.getPartRotation( |
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| 115 | angles.get_x(), |
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| 116 | angles.get_y(), |
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| 117 | angles.get_z())); |
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| 118 | |
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| 119 | mesh.userData = { |
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| 120 | isBodyElement: true, |
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| 121 | type: 'p', |
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| 122 | data: part, |
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| 123 | mesh: mesh, |
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| 124 | isPhysical: this.physics, |
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| 125 | connectedJoints: [] |
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| 126 | }; |
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| 127 | return mesh; |
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| 128 | } |
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| 129 | |
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| 130 | /** |
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| 131 | * Creates cylinder mesh for a given part |
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| 132 | * @param {Module.Part} part part, for which Mesh is generated |
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| 133 | * @returns {PartMesh} info about part mesh |
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| 134 | */ |
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| 135 | getNewCylinderMesh(part) { |
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| 136 | let geometry = new THREE.CylinderGeometry(1, 1, 2, 32); |
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| 137 | let material = this.transformations.getNewMaterial( |
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| 138 | part.get_vcolor().get_x(), |
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| 139 | part.get_vcolor().get_y(), |
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| 140 | part.get_vcolor().get_z()); |
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| 141 | |
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| 142 | geometry.scale( |
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| 143 | part.get_scale().get_y(), |
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| 144 | part.get_scale().get_x(), |
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| 145 | part.get_scale().get_z()); |
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| 146 | |
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| 147 | let mesh = null; |
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| 148 | if (part.get_scale().get_y() == part.get_scale().get_z()) { |
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| 149 | mesh = new THREE.Mesh(geometry, material); |
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| 150 | } else { |
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| 151 | mesh = new THREE.Mesh(geometry, material); |
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| 152 | } |
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| 153 | mesh.position.set( |
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| 154 | part.get_p().get_x(), |
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| 155 | part.get_p().get_y(), |
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| 156 | part.get_p().get_z()); |
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| 157 | |
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| 158 | let angles = part.get_o().getAngles(); |
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| 159 | let m = this.transformations.getCylinderPartRotationMatrix( |
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| 160 | angles.get_x(), |
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| 161 | angles.get_y(), |
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| 162 | angles.get_z()); |
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| 163 | |
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| 164 | mesh.rotation.setFromRotationMatrix(m); |
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| 165 | |
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| 166 | mesh.userData = { |
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| 167 | isBodyElement: true, |
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| 168 | type: 'p', |
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| 169 | data: part, |
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| 170 | mesh: mesh, |
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| 171 | isPhysical: this.physics, |
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| 172 | connectedJoints: [] |
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| 173 | }; |
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| 174 | return mesh; |
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| 175 | } |
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| 176 | |
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| 177 | /** |
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| 178 | * Creates part mesh according to which shape should be applied for a given |
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| 179 | * part. |
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| 180 | * @param {Module.Part} part part, for which Mesh is generated |
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| 181 | * @returns {PartMesh} info about part mesh |
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| 182 | */ |
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| 183 | create(part) { |
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| 184 | |
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| 185 | let shape = part.get_shape(); |
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| 186 | if (this.partShapes['SHAPE_ELLIPSOID'].value == shape) { |
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| 187 | return this.getNewSphereMesh( |
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| 188 | part, |
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| 189 | this.config.ellipsoidShape.radius, |
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| 190 | this.config.ellipsoidShape.segments, true); |
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| 191 | } |
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| 192 | else if (this.partShapes['SHAPE_CUBOID'].value == shape) { |
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| 193 | return this.getNewBoxMesh(part); |
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| 194 | } |
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| 195 | else if (this.partShapes['SHAPE_CYLINDER'].value == shape) { |
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| 196 | return this.getNewCylinderMesh(part); |
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| 197 | } |
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| 198 | return this.getNewSphereMesh( |
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| 199 | part, |
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| 200 | this.config.defaultShape.radius, |
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| 201 | this.config.defaultShape.segments, |
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| 202 | false); |
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| 203 | } |
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| 204 | } |
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| 205 | |
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| 206 | export default PartMeshFactory; |
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