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molstar

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A comprehensive macromolecular library.

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"use strict"; /** * Copyright (c) 2020-2025 mol* contributors, licensed under MIT, See LICENSE file for more info. * * @author Alexander Rose <alexander.rose@weirdbyte.de> */ Object.defineProperty(exports, "__esModule", { value: true }); exports.Image = exports.InterpolationTypeNames = exports.InterpolationTypes = void 0; const util_1 = require("../../../mol-data/util"); const location_iterator_1 = require("../../../mol-geo/util/location-iterator"); const util_2 = require("../../../mol-gl/renderable/util"); const geometry_1 = require("../../../mol-math/geometry"); const linear_algebra_1 = require("../../../mol-math/linear-algebra"); const mol_util_1 = require("../../../mol-util"); const param_definition_1 = require("../../../mol-util/param-definition"); const base_1 = require("../base"); const color_data_1 = require("../color-data"); const marker_data_1 = require("../marker-data"); const overpaint_data_1 = require("../overpaint-data"); const transparency_data_1 = require("../transparency-data"); const array_1 = require("../../../mol-util/array"); const clipping_data_1 = require("../clipping-data"); const location_1 = require("../../../mol-model/location"); const util_3 = require("../../../mol-gl/compute/util"); const substance_data_1 = require("../substance-data"); const emissive_data_1 = require("../emissive-data"); const QuadIndices = new Uint32Array([ 0, 1, 2, 1, 3, 2 ]); const QuadUvs = new Float32Array([ 0, 1, 0, 0, 1, 1, 1, 0 ]); exports.InterpolationTypes = { 'nearest': 'Nearest', 'catmulrom': 'Catmulrom (Cubic)', 'mitchell': 'Mitchell (Cubic)', 'bspline': 'B-Spline (Cubic)' }; exports.InterpolationTypeNames = Object.keys(exports.InterpolationTypes); var Image; (function (Image) { function createEmptyTrim() { return { type: 0, center: (0, linear_algebra_1.Vec3)(), rotation: (0, linear_algebra_1.Quat)(), scale: (0, linear_algebra_1.Vec3)(), transform: (0, linear_algebra_1.Mat4)() }; } Image.createEmptyTrim = createEmptyTrim; function create(imageTexture, corners, groupTexture, valueTexture, trim, isoLevel, image) { return image ? update(imageTexture, corners, groupTexture, valueTexture, trim, isoLevel, image) : fromData(imageTexture, corners, groupTexture, valueTexture, trim, isoLevel); } Image.create = create; function hashCode(image) { return (0, util_1.hashFnv32a)([ image.cornerBuffer.ref.version ]); } function fromData(imageTexture, corners, groupTexture, valueTexture, trim, isoLevel) { const boundingSphere = (0, geometry_1.Sphere3D)(); let currentHash = -1; const width = imageTexture.width; const height = imageTexture.height; const image = { kind: 'image', imageTexture: mol_util_1.ValueCell.create(imageTexture), imageTextureDim: mol_util_1.ValueCell.create(linear_algebra_1.Vec2.create(width, height)), cornerBuffer: mol_util_1.ValueCell.create(corners), groupTexture: mol_util_1.ValueCell.create(groupTexture), valueTexture: mol_util_1.ValueCell.create(valueTexture), trimType: mol_util_1.ValueCell.create(trim.type), trimCenter: mol_util_1.ValueCell.create(trim.center), trimRotation: mol_util_1.ValueCell.create(trim.rotation), trimScale: mol_util_1.ValueCell.create(trim.scale), trimTransform: mol_util_1.ValueCell.create(trim.transform), isoLevel: mol_util_1.ValueCell.create(isoLevel), get boundingSphere() { const newHash = hashCode(image); if (newHash !== currentHash) { const b = getBoundingSphere(image.cornerBuffer.ref.value); geometry_1.Sphere3D.copy(boundingSphere, b); currentHash = newHash; } return boundingSphere; }, }; return image; } function update(imageTexture, corners, groupTexture, valueTexture, trim, isoLevel, image) { const width = imageTexture.width; const height = imageTexture.height; mol_util_1.ValueCell.update(image.imageTexture, imageTexture); mol_util_1.ValueCell.update(image.imageTextureDim, linear_algebra_1.Vec2.set(image.imageTextureDim.ref.value, width, height)); mol_util_1.ValueCell.update(image.cornerBuffer, corners); mol_util_1.ValueCell.update(image.groupTexture, groupTexture); mol_util_1.ValueCell.update(image.valueTexture, valueTexture); mol_util_1.ValueCell.updateIfChanged(image.trimType, trim.type); mol_util_1.ValueCell.update(image.trimCenter, linear_algebra_1.Vec3.copy(image.trimCenter.ref.value, trim.center)); mol_util_1.ValueCell.update(image.trimRotation, linear_algebra_1.Quat.copy(image.trimRotation.ref.value, trim.rotation)); mol_util_1.ValueCell.update(image.trimScale, linear_algebra_1.Vec3.copy(image.trimScale.ref.value, trim.scale)); mol_util_1.ValueCell.update(image.trimTransform, linear_algebra_1.Mat4.copy(image.trimTransform.ref.value, trim.transform)); mol_util_1.ValueCell.updateIfChanged(image.isoLevel, isoLevel); return image; } function createEmpty(image) { const imageTexture = (0, util_2.createTextureImage)(0, 4, Uint8Array); const corners = image ? image.cornerBuffer.ref.value : new Float32Array(8 * 3); const groupTexture = (0, util_2.createTextureImage)(0, 4, Uint8Array); const valueTexture = (0, util_2.createTextureImage)(0, 1, Float32Array); const trim = createEmptyTrim(); return create(imageTexture, corners, groupTexture, valueTexture, trim, -1, image); } Image.createEmpty = createEmpty; Image.Params = { ...base_1.BaseGeometry.Params, interpolation: param_definition_1.ParamDefinition.Select('bspline', param_definition_1.ParamDefinition.objectToOptions(exports.InterpolationTypes)), }; Image.Utils = { Params: Image.Params, createEmpty, createValues, createValuesSimple, updateValues, updateBoundingSphere, createRenderableState, updateRenderableState, createPositionIterator }; function createPositionIterator(_image, _transform) { return (0, location_iterator_1.LocationIterator)(1, 1, 1, () => location_1.NullLocation); } function createValues(image, transform, locationIt, theme, props) { const { instanceCount, groupCount } = locationIt; const positionIt = createPositionIterator(image, transform); const color = (0, color_data_1.createColors)(locationIt, positionIt, theme.color); const marker = props.instanceGranularity ? (0, marker_data_1.createMarkers)(instanceCount, 'instance') : (0, marker_data_1.createMarkers)(instanceCount * groupCount, 'groupInstance'); const overpaint = (0, overpaint_data_1.createEmptyOverpaint)(); const transparency = (0, transparency_data_1.createEmptyTransparency)(); const emissive = (0, emissive_data_1.createEmptyEmissive)(); const material = (0, substance_data_1.createEmptySubstance)(); const clipping = (0, clipping_data_1.createEmptyClipping)(); const counts = { drawCount: QuadIndices.length, vertexCount: util_3.QuadPositions.length / 3, groupCount, instanceCount }; const invariantBoundingSphere = geometry_1.Sphere3D.clone(image.boundingSphere); const boundingSphere = (0, util_2.calculateTransformBoundingSphere)(invariantBoundingSphere, transform.aTransform.ref.value, instanceCount, 0); return { dGeometryType: mol_util_1.ValueCell.create('image'), ...color, ...marker, ...overpaint, ...transparency, ...emissive, ...material, ...clipping, ...transform, ...base_1.BaseGeometry.createValues(props, counts), aPosition: image.cornerBuffer, aUv: mol_util_1.ValueCell.create(QuadUvs), elements: mol_util_1.ValueCell.create(QuadIndices), // aGroup is used as a vertex index here, group id is in tGroupTex aGroup: mol_util_1.ValueCell.create((0, array_1.fillSerial)(new Float32Array(4))), boundingSphere: mol_util_1.ValueCell.create(boundingSphere), invariantBoundingSphere: mol_util_1.ValueCell.create(invariantBoundingSphere), uInvariantBoundingSphere: mol_util_1.ValueCell.create(linear_algebra_1.Vec4.ofSphere(invariantBoundingSphere)), dInterpolation: mol_util_1.ValueCell.create(props.interpolation), uImageTexDim: image.imageTextureDim, tImageTex: image.imageTexture, tGroupTex: image.groupTexture, tValueTex: image.valueTexture, uTrimType: image.trimType, uTrimCenter: image.trimCenter, uTrimRotation: image.trimRotation, uTrimScale: image.trimScale, uTrimTransform: image.trimTransform, uIsoLevel: image.isoLevel, }; } function createValuesSimple(image, props, colorValue, sizeValue, transform) { const s = base_1.BaseGeometry.createSimple(colorValue, sizeValue, transform); const p = { ...param_definition_1.ParamDefinition.getDefaultValues(Image.Params), ...props }; return createValues(image, s.transform, s.locationIterator, s.theme, p); } function updateValues(values, props) { base_1.BaseGeometry.updateValues(values, props); mol_util_1.ValueCell.updateIfChanged(values.dInterpolation, props.interpolation); } function updateBoundingSphere(values, image) { const invariantBoundingSphere = geometry_1.Sphere3D.clone(image.boundingSphere); const boundingSphere = (0, util_2.calculateTransformBoundingSphere)(invariantBoundingSphere, values.aTransform.ref.value, values.instanceCount.ref.value, 0); if (!geometry_1.Sphere3D.equals(boundingSphere, values.boundingSphere.ref.value)) { mol_util_1.ValueCell.update(values.boundingSphere, boundingSphere); } if (!geometry_1.Sphere3D.equals(invariantBoundingSphere, values.invariantBoundingSphere.ref.value)) { mol_util_1.ValueCell.update(values.invariantBoundingSphere, invariantBoundingSphere); mol_util_1.ValueCell.update(values.uInvariantBoundingSphere, linear_algebra_1.Vec4.fromSphere(values.uInvariantBoundingSphere.ref.value, invariantBoundingSphere)); } } function createRenderableState(props) { const state = base_1.BaseGeometry.createRenderableState(props); state.opaque = false; return state; } function updateRenderableState(state, props) { base_1.BaseGeometry.updateRenderableState(state, props); state.opaque = false; } })(Image || (exports.Image = Image = {})); // function getBoundingSphere(corners) { const center = (0, linear_algebra_1.Vec3)(); const extrema = []; for (let i = 0, il = corners.length; i < il; i += 3) { const e = linear_algebra_1.Vec3.fromArray((0, linear_algebra_1.Vec3)(), corners, i); extrema.push(e); linear_algebra_1.Vec3.add(center, center, e); } linear_algebra_1.Vec3.scale(center, center, 1 / (corners.length / 3)); let radius = 0; for (const e of extrema) { const d = linear_algebra_1.Vec3.distance(center, e); if (d > radius) radius = d; } const sphere = geometry_1.Sphere3D.create(center, radius); geometry_1.Sphere3D.setExtrema(sphere, extrema); return sphere; }