All files / Sources/Rendering/Core/Prop3D index.js

60.36% Statements 67/111
35.48% Branches 11/31
36.36% Functions 8/22
63.1% Lines 65/103

Press n or j to go to the next uncovered block, b, p or k for the previous block.

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232              1x               865x   865x             865x               865x     865x 2x     2x         2x     865x                       865x 5x 1x   4x         4x     865x                                 865x                         865x                                 865x 24x     24x 24x 24x     865x 124x 124x     865x   2674x 1961x 1961x 1961x   1961x 1961x 1961x 1961x 1961x         1961x     1961x 1961x 7844x 31376x 403x       1961x       865x 865x 865x 865x 865x   865x     1780x     865x             1x                                     865x     865x   865x 865x     865x 865x 865x     865x 865x 865x 865x     865x         1x          
import { quat, mat4 } from 'gl-matrix';
 
import macro from 'vtk.js/Sources/macros';
import vtkBoundingBox from 'vtk.js/Sources/Common/DataModel/BoundingBox';
import * as vtkMath from 'vtk.js/Sources/Common/Core/Math';
import vtkProp from 'vtk.js/Sources/Rendering/Core/Prop';
 
const VTK_EPSILON = 1e-6;
 
// ----------------------------------------------------------------------------
// vtkProp3D methods
// ----------------------------------------------------------------------------
 
function vtkProp3D(publicAPI, model) {
  // Set our className
  model.classHierarchy.push('vtkProp3D');
 
  publicAPI.addPosition = (deltaXYZ) => {
    model.position = model.position.map(
      (value, index) => value + deltaXYZ[index]
    );
    publicAPI.modified();
  };
 
  publicAPI.getOrientationWXYZ = () => {
    const q = quat.create();
    mat4.getRotation(q, model.rotation);
    const oaxis = new Float64Array(3);
    const w = quat.getAxisAngle(oaxis, q);
    return [vtkMath.degreesFromRadians(w), oaxis[0], oaxis[1], oaxis[2]];
  };
 
  publicAPI.getOrientationQuaternion = (out = []) =>
    mat4.getRotation(out, model.rotation);
 
  publicAPI.rotateX = (val) => {
    Iif (val === 0.0) {
      return;
    }
    mat4.rotateX(
      model.rotation,
      model.rotation,
      vtkMath.radiansFromDegrees(val)
    );
    publicAPI.modified();
  };
 
  publicAPI.rotateY = (val) => {
    if (val === 0.0) {
      return;
    }
    mat4.rotateY(
      model.rotation,
      model.rotation,
      vtkMath.radiansFromDegrees(val)
    );
    publicAPI.modified();
  };
 
  publicAPI.rotateZ = (val) => {
    if (val === 0.0) {
      return;
    }
    mat4.rotateZ(
      model.rotation,
      model.rotation,
      vtkMath.radiansFromDegrees(val)
    );
    publicAPI.modified();
  };
 
  publicAPI.rotateWXYZ = (degrees, x, y, z) => {
    if (degrees === 0.0 || (x === 0.0 && y === 0.0 && z === 0.0)) {
      return;
    }
 
    // convert to radians
    const angle = vtkMath.radiansFromDegrees(degrees);
 
    const q = quat.create();
    quat.setAxisAngle(q, [x, y, z], angle);
 
    const quatMat = new Float64Array(16);
    mat4.fromQuat(quatMat, q);
    mat4.multiply(model.rotation, model.rotation, quatMat);
    publicAPI.modified();
  };
 
  publicAPI.rotateQuaternion = (orientationQuaternion) => {
    if (Math.abs(orientationQuaternion[3]) >= 1 - VTK_EPSILON) {
      return;
    }
 
    const oriQuatMat = mat4.fromQuat(
      new Float64Array(16),
      orientationQuaternion
    );
    mat4.multiply(model.rotation, model.rotation, oriQuatMat);
    publicAPI.modified();
  };
 
  publicAPI.setOrientation = (x, y, z) => {
    if (
      x === model.orientation[0] &&
      y === model.orientation[1] &&
      z === model.orientation[2]
    ) {
      return false;
    }
    model.orientation = [x, y, z];
    mat4.identity(model.rotation);
    publicAPI.rotateZ(z);
    publicAPI.rotateX(x);
    publicAPI.rotateY(y);
    publicAPI.modified();
    return true;
  };
 
  publicAPI.setUserMatrix = (matrix) => {
    Iif (vtkMath.areMatricesEqual(model.userMatrix, matrix)) {
      return false;
    }
    mat4.copy(model.userMatrix, matrix);
    publicAPI.modified();
    return true;
  };
 
  publicAPI.getMatrix = () => {
    publicAPI.computeMatrix();
    return model.matrix;
  };
 
  publicAPI.computeMatrix = () => {
    // check whether or not need to rebuild the matrix
    if (publicAPI.getMTime() > model.matrixMTime.getMTime()) {
      mat4.identity(model.matrix);
      if (model.userMatrix) {
        mat4.multiply(model.matrix, model.matrix, model.userMatrix);
      }
      mat4.translate(model.matrix, model.matrix, model.origin);
      mat4.translate(model.matrix, model.matrix, model.position);
      mat4.multiply(model.matrix, model.matrix, model.rotation);
      mat4.scale(model.matrix, model.matrix, model.scale);
      mat4.translate(model.matrix, model.matrix, [
        -model.origin[0],
        -model.origin[1],
        -model.origin[2],
      ]);
      mat4.transpose(model.matrix, model.matrix);
 
      // check for identity
      model.isIdentity = true;
      for (let i = 0; i < 4; ++i) {
        for (let j = 0; j < 4; ++j) {
          if ((i === j ? 1.0 : 0.0) !== model.matrix[i + j * 4]) {
            model.isIdentity = false;
          }
        }
      }
      model.matrixMTime.modified();
    }
  };
 
  publicAPI.getCenter = () => vtkBoundingBox.getCenter(model.bounds);
  publicAPI.getLength = () => vtkBoundingBox.getLength(model.bounds);
  publicAPI.getXRange = () => vtkBoundingBox.getXRange(model.bounds);
  publicAPI.getYRange = () => vtkBoundingBox.getYRange(model.bounds);
  publicAPI.getZRange = () => vtkBoundingBox.getZRange(model.bounds);
 
  publicAPI.getUserMatrix = () => model.userMatrix;
 
  function updateIdentityFlag() {
    publicAPI.computeMatrix();
  }
 
  publicAPI.onModified(updateIdentityFlag);
}
 
// ----------------------------------------------------------------------------
// Object factory
// ----------------------------------------------------------------------------
 
const DEFAULT_VALUES = {
  origin: [0, 0, 0],
  position: [0, 0, 0],
  orientation: [0, 0, 0],
  rotation: null,
  scale: [1, 1, 1],
  bounds: [1, -1, 1, -1, 1, -1],
 
  userMatrix: null,
  userMatrixMTime: null,
 
  cachedProp3D: null,
  isIdentity: true,
  matrixMTime: null,
};
 
// ----------------------------------------------------------------------------
 
export function extend(publicAPI, model, initialValues = {}) {
  Object.assign(model, DEFAULT_VALUES, initialValues);
 
  // Inheritance
  vtkProp.extend(publicAPI, model, initialValues);
 
  model.matrixMTime = {};
  macro.obj(model.matrixMTime);
 
  // Build VTK API
  macro.get(publicAPI, model, ['bounds', 'isIdentity']);
  macro.getArray(publicAPI, model, ['orientation']);
  macro.setGetArray(publicAPI, model, ['origin', 'position', 'scale'], 3);
 
  // Object internal instance
  model.matrix = mat4.identity(new Float64Array(16));
  model.rotation = mat4.identity(new Float64Array(16));
  model.userMatrix = mat4.identity(new Float64Array(16));
  model.transform = null; // FIXME
 
  // Object methods
  vtkProp3D(publicAPI, model);
}
 
// ----------------------------------------------------------------------------
 
export const newInstance = macro.newInstance(extend, 'vtkProp3D');
 
// ----------------------------------------------------------------------------
 
export default { newInstance, extend };