molstar
Version:
A comprehensive macromolecular library.
106 lines (105 loc) • 5.68 kB
JavaScript
;
/**
* Copyright (c) 2021-2023 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.PolymerBackboneSphereParams = void 0;
exports.PolymerBackboneSphereVisual = PolymerBackboneSphereVisual;
exports.PolymerBackboneSphereImpostorVisual = PolymerBackboneSphereImpostorVisual;
exports.PolymerBackboneSphereMeshVisual = PolymerBackboneSphereMeshVisual;
const param_definition_1 = require("../../../mol-util/param-definition");
const structure_1 = require("../../../mol-model/structure");
const mesh_1 = require("../../../mol-geo/geometry/mesh/mesh");
const mesh_builder_1 = require("../../../mol-geo/geometry/mesh/mesh-builder");
const linear_algebra_1 = require("../../../mol-math/linear-algebra");
const polymer_1 = require("./util/polymer");
const units_visual_1 = require("../units-visual");
const base_1 = require("../../../mol-geo/geometry/base");
const geometry_1 = require("../../../mol-math/geometry");
const sphere_1 = require("../../../mol-geo/geometry/mesh/builder/sphere");
const sphere_2 = require("../../../mol-geo/primitive/sphere");
const spheres_1 = require("../../../mol-geo/geometry/spheres/spheres");
const spheres_builder_1 = require("../../../mol-geo/geometry/spheres/spheres-builder");
const backbone_1 = require("./util/polymer/backbone");
exports.PolymerBackboneSphereParams = {
...units_visual_1.UnitsMeshParams,
...units_visual_1.UnitsSpheresParams,
sizeFactor: param_definition_1.ParamDefinition.Numeric(0.3, { min: 0, max: 10, step: 0.01 }),
detail: param_definition_1.ParamDefinition.Numeric(0, { min: 0, max: 3, step: 1 }, base_1.BaseGeometry.CustomQualityParamInfo),
tryUseImpostor: param_definition_1.ParamDefinition.Boolean(true),
};
function PolymerBackboneSphereVisual(materialId, structure, props, webgl) {
return props.tryUseImpostor && webgl && webgl.extensions.fragDepth && webgl.extensions.textureFloat
? PolymerBackboneSphereImpostorVisual(materialId)
: PolymerBackboneSphereMeshVisual(materialId);
}
function createPolymerBackboneSphereImpostor(ctx, unit, structure, theme, props, spheres) {
const polymerElementCount = unit.polymerElements.length;
if (!polymerElementCount)
return spheres_1.Spheres.createEmpty(spheres);
const builder = spheres_builder_1.SpheresBuilder.create(polymerElementCount, polymerElementCount / 2, spheres);
const c = unit.conformation;
const p = (0, linear_algebra_1.Vec3)();
const add = (index, group) => {
c.invariantPosition(index, p);
builder.add(p[0], p[1], p[2], group);
};
(0, backbone_1.eachPolymerBackboneElement)(unit, add);
const s = builder.getSpheres();
const sphere = geometry_1.Sphere3D.expand((0, geometry_1.Sphere3D)(), unit.boundary.sphere, 1 * props.sizeFactor);
s.setBoundingSphere(sphere);
return s;
}
function PolymerBackboneSphereImpostorVisual(materialId) {
return (0, units_visual_1.UnitsSpheresVisual)({
defaultProps: param_definition_1.ParamDefinition.getDefaultValues(exports.PolymerBackboneSphereParams),
createGeometry: createPolymerBackboneSphereImpostor,
createLocationIterator: (structureGroup) => polymer_1.PolymerLocationIterator.fromGroup(structureGroup),
getLoci: polymer_1.getPolymerElementLoci,
eachLocation: polymer_1.eachPolymerElement,
setUpdateState: (state, newProps, currentProps) => { },
mustRecreate: (structureGroup, props, webgl) => {
return !props.tryUseImpostor || !webgl;
}
}, materialId);
}
function createPolymerBackboneSphereMesh(ctx, unit, structure, theme, props, mesh) {
const polymerElementCount = unit.polymerElements.length;
if (!polymerElementCount)
return mesh_1.Mesh.createEmpty(mesh);
const { detail, sizeFactor } = props;
const vertexCount = polymerElementCount * (0, sphere_2.sphereVertexCount)(detail);
const builderState = mesh_builder_1.MeshBuilder.createState(vertexCount, vertexCount / 2, mesh);
const c = unit.conformation;
const p = (0, linear_algebra_1.Vec3)();
const center = structure_1.StructureElement.Location.create(structure, unit);
const add = (index, group) => {
center.element = index;
c.invariantPosition(center.element, p);
builderState.currentGroup = group;
(0, sphere_1.addSphere)(builderState, p, theme.size.size(center) * sizeFactor, detail);
};
(0, backbone_1.eachPolymerBackboneElement)(unit, add);
const m = mesh_builder_1.MeshBuilder.getMesh(builderState);
const sphere = geometry_1.Sphere3D.expand((0, geometry_1.Sphere3D)(), unit.boundary.sphere, 1 * props.sizeFactor);
m.setBoundingSphere(sphere);
return m;
}
function PolymerBackboneSphereMeshVisual(materialId) {
return (0, units_visual_1.UnitsMeshVisual)({
defaultProps: param_definition_1.ParamDefinition.getDefaultValues(exports.PolymerBackboneSphereParams),
createGeometry: createPolymerBackboneSphereMesh,
createLocationIterator: (structureGroup) => polymer_1.PolymerLocationIterator.fromGroup(structureGroup),
getLoci: polymer_1.getPolymerElementLoci,
eachLocation: polymer_1.eachPolymerElement,
setUpdateState: (state, newProps, currentProps) => {
state.createGeometry = (newProps.sizeFactor !== currentProps.sizeFactor ||
newProps.detail !== currentProps.detail);
},
mustRecreate: (structureGroup, props, webgl) => {
return props.tryUseImpostor && !!webgl;
}
}, materialId);
}