molstar
Version:
A comprehensive macromolecular library.
131 lines • 8.59 kB
JavaScript
"use strict";
/**
* Copyright (c) 2021 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.MarkingPass = exports.MarkingParams = void 0;
var tslib_1 = require("tslib");
var util_1 = require("../../mol-gl/compute/util");
var renderable_1 = require("../../mol-gl/renderable");
var schema_1 = require("../../mol-gl/renderable/schema");
var shader_code_1 = require("../../mol-gl/shader-code");
var render_item_1 = require("../../mol-gl/webgl/render-item");
var linear_algebra_1 = require("../../mol-math/linear-algebra");
var mol_util_1 = require("../../mol-util");
var param_definition_1 = require("../../mol-util/param-definition");
var quad_vert_1 = require("../../mol-gl/shader/quad.vert");
var overlay_frag_1 = require("../../mol-gl/shader/marking/overlay.frag");
var color_1 = require("../../mol-util/color");
var edge_frag_1 = require("../../mol-gl/shader/marking/edge.frag");
exports.MarkingParams = {
enabled: param_definition_1.ParamDefinition.Boolean(false),
highlightEdgeColor: param_definition_1.ParamDefinition.Color(color_1.Color.darken(color_1.Color.fromNormalizedRgb(1.0, 0.4, 0.6), 1.0)),
selectEdgeColor: param_definition_1.ParamDefinition.Color(color_1.Color.darken(color_1.Color.fromNormalizedRgb(0.2, 1.0, 0.1), 1.0)),
edgeScale: param_definition_1.ParamDefinition.Numeric(1, { min: 1, max: 3, step: 1 }, { description: 'Thickness of the edge.' }),
ghostEdgeStrength: param_definition_1.ParamDefinition.Numeric(0.3, { min: 0, max: 1, step: 0.1 }, { description: 'Opacity of the hidden edges that are covered by other geometry. When set to 1, one less geometry render pass is done.' }),
innerEdgeFactor: param_definition_1.ParamDefinition.Numeric(1.5, { min: 0, max: 3, step: 0.1 }, { description: 'Factor to multiply the inner edge color with - for added contrast.' }),
};
var MarkingPass = /** @class */ (function () {
function MarkingPass(webgl, width, height) {
this.webgl = webgl;
this.depthTarget = webgl.createRenderTarget(width, height);
this.maskTarget = webgl.createRenderTarget(width, height);
this.edgesTarget = webgl.createRenderTarget(width, height);
this.edge = getEdgeRenderable(webgl, this.maskTarget.texture);
this.overlay = getOverlayRenderable(webgl, this.edgesTarget.texture);
}
MarkingPass.isEnabled = function (props) {
return props.enabled;
};
MarkingPass.prototype.setEdgeState = function (viewport) {
var _a = this.webgl, gl = _a.gl, state = _a.state;
state.enable(gl.SCISSOR_TEST);
state.enable(gl.BLEND);
state.blendFunc(gl.ONE, gl.ONE);
state.blendEquation(gl.FUNC_ADD);
state.disable(gl.DEPTH_TEST);
state.depthMask(false);
var x = viewport.x, y = viewport.y, width = viewport.width, height = viewport.height;
gl.viewport(x, y, width, height);
gl.scissor(x, y, width, height);
state.clearColor(0, 0, 0, 0);
gl.clear(gl.COLOR_BUFFER_BIT);
};
MarkingPass.prototype.setOverlayState = function (viewport) {
var _a = this.webgl, gl = _a.gl, state = _a.state;
state.enable(gl.SCISSOR_TEST);
state.enable(gl.BLEND);
state.blendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA);
state.blendEquation(gl.FUNC_ADD);
state.disable(gl.DEPTH_TEST);
state.depthMask(false);
var x = viewport.x, y = viewport.y, width = viewport.width, height = viewport.height;
gl.viewport(x, y, width, height);
gl.scissor(x, y, width, height);
};
MarkingPass.prototype.setSize = function (width, height) {
var w = this.depthTarget.getWidth();
var h = this.depthTarget.getHeight();
if (width !== w || height !== h) {
this.depthTarget.setSize(width, height);
this.maskTarget.setSize(width, height);
this.edgesTarget.setSize(width, height);
mol_util_1.ValueCell.update(this.edge.values.uTexSizeInv, linear_algebra_1.Vec2.set(this.edge.values.uTexSizeInv.ref.value, 1 / width, 1 / height));
mol_util_1.ValueCell.update(this.overlay.values.uTexSizeInv, linear_algebra_1.Vec2.set(this.overlay.values.uTexSizeInv.ref.value, 1 / width, 1 / height));
}
};
MarkingPass.prototype.update = function (props) {
var highlightEdgeColor = props.highlightEdgeColor, selectEdgeColor = props.selectEdgeColor, edgeScale = props.edgeScale, innerEdgeFactor = props.innerEdgeFactor, ghostEdgeStrength = props.ghostEdgeStrength;
var edgeValues = this.edge.values;
var _edgeScale = Math.round(edgeScale * this.webgl.pixelRatio);
if (edgeValues.dEdgeScale.ref.value !== _edgeScale) {
mol_util_1.ValueCell.update(edgeValues.dEdgeScale, _edgeScale);
this.edge.update();
}
var overlayValues = this.overlay.values;
mol_util_1.ValueCell.update(overlayValues.uHighlightEdgeColor, color_1.Color.toVec3Normalized(overlayValues.uHighlightEdgeColor.ref.value, highlightEdgeColor));
mol_util_1.ValueCell.update(overlayValues.uSelectEdgeColor, color_1.Color.toVec3Normalized(overlayValues.uSelectEdgeColor.ref.value, selectEdgeColor));
mol_util_1.ValueCell.update(overlayValues.uInnerEdgeFactor, innerEdgeFactor);
mol_util_1.ValueCell.update(overlayValues.uGhostEdgeStrength, ghostEdgeStrength);
};
MarkingPass.prototype.render = function (viewport, target) {
this.edgesTarget.bind();
this.setEdgeState(viewport);
this.edge.render();
if (target) {
target.bind();
}
else {
this.webgl.unbindFramebuffer();
}
this.setOverlayState(viewport);
this.overlay.render();
};
return MarkingPass;
}());
exports.MarkingPass = MarkingPass;
//
var EdgeSchema = (0, tslib_1.__assign)((0, tslib_1.__assign)({}, util_1.QuadSchema), { tMaskTexture: (0, schema_1.TextureSpec)('texture', 'rgba', 'ubyte', 'linear'), uTexSizeInv: (0, schema_1.UniformSpec)('v2'), dEdgeScale: (0, schema_1.DefineSpec)('number') });
var EdgeShaderCode = (0, shader_code_1.ShaderCode)('edge', quad_vert_1.quad_vert, edge_frag_1.edge_frag);
function getEdgeRenderable(ctx, maskTexture) {
var width = maskTexture.getWidth();
var height = maskTexture.getHeight();
var values = (0, tslib_1.__assign)((0, tslib_1.__assign)({}, util_1.QuadValues), { tMaskTexture: mol_util_1.ValueCell.create(maskTexture), uTexSizeInv: mol_util_1.ValueCell.create(linear_algebra_1.Vec2.create(1 / width, 1 / height)), dEdgeScale: mol_util_1.ValueCell.create(1) });
var schema = (0, tslib_1.__assign)({}, EdgeSchema);
var renderItem = (0, render_item_1.createComputeRenderItem)(ctx, 'triangles', EdgeShaderCode, schema, values);
return (0, renderable_1.createComputeRenderable)(renderItem, values);
}
//
var OverlaySchema = (0, tslib_1.__assign)((0, tslib_1.__assign)({}, util_1.QuadSchema), { tEdgeTexture: (0, schema_1.TextureSpec)('texture', 'rgba', 'ubyte', 'linear'), uTexSizeInv: (0, schema_1.UniformSpec)('v2'), uHighlightEdgeColor: (0, schema_1.UniformSpec)('v3'), uSelectEdgeColor: (0, schema_1.UniformSpec)('v3'), uGhostEdgeStrength: (0, schema_1.UniformSpec)('f'), uInnerEdgeFactor: (0, schema_1.UniformSpec)('f') });
var OverlayShaderCode = (0, shader_code_1.ShaderCode)('overlay', quad_vert_1.quad_vert, overlay_frag_1.overlay_frag);
function getOverlayRenderable(ctx, edgeTexture) {
var width = edgeTexture.getWidth();
var height = edgeTexture.getHeight();
var values = (0, tslib_1.__assign)((0, tslib_1.__assign)({}, util_1.QuadValues), { tEdgeTexture: mol_util_1.ValueCell.create(edgeTexture), uTexSizeInv: mol_util_1.ValueCell.create(linear_algebra_1.Vec2.create(1 / width, 1 / height)), uHighlightEdgeColor: mol_util_1.ValueCell.create((0, linear_algebra_1.Vec3)()), uSelectEdgeColor: mol_util_1.ValueCell.create((0, linear_algebra_1.Vec3)()), uGhostEdgeStrength: mol_util_1.ValueCell.create(0), uInnerEdgeFactor: mol_util_1.ValueCell.create(0) });
var schema = (0, tslib_1.__assign)({}, OverlaySchema);
var renderItem = (0, render_item_1.createComputeRenderItem)(ctx, 'triangles', OverlayShaderCode, schema, values);
return (0, renderable_1.createComputeRenderable)(renderItem, values);
}
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