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chore: version inicial del codigo fuente del LMS Estafeta

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andres.sanjuan
2026-10-02 20:33:12 -06:00
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highcharts/es-modules/Extensions/Boost/Boost.js
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/* *
*
* Copyright (c) 2019-2020 Highsoft AS
*
* Boost module: stripped-down renderer for higher performance
*
* License: highcharts.com/license
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
'use strict';
import H from '../../Core/Globals.js';
import butils from './BoostUtils.js';
import init from './BoostInit.js';
import './BoostOverrides.js';
import './NamedColors.js';
import U from '../../Core/Utilities.js';
var error = U.error;
// These need to be fixed when we support named imports
var hasWebGLSupport = butils.hasWebGLSupport;
if (!hasWebGLSupport()) {
if (typeof H.initCanvasBoost !== 'undefined') {
// Fallback to canvas boost
H.initCanvasBoost();
}
else {
error(26);
}
}
else {
// WebGL support is alright, and we're good to go.
init();
}
highcharts/es-modules/Extensions/Boost/BoostAttach.js
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/* *
*
* Copyright (c) 2019-2020 Highsoft AS
*
* Boost module: stripped-down renderer for higher performance
*
* License: highcharts.com/license
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
'use strict';
import GLRenderer from './WGLRenderer.js';
import H from '../../Core/Globals.js';
var doc = H.doc;
import U from '../../Core/Utilities.js';
var error = U.error;
import '../../Core/Series/Series.js';
var mainCanvas = doc.createElement('canvas');
/**
* Create a canvas + context and attach it to the target
*
* @private
* @function createAndAttachRenderer
*
* @param {Highcharts.Chart} chart
* the chart
*
* @param {Highcharts.Series} series
* the series
*
* @return {Highcharts.BoostGLRenderer}
* the canvas renderer
*/
function createAndAttachRenderer(chart, series) {
var width = chart.chartWidth, height = chart.chartHeight, target = chart, targetGroup = chart.seriesGroup || series.group, alpha = 1, foSupported = doc.implementation.hasFeature('www.http://w3.org/TR/SVG11/feature#Extensibility', '1.1');
if (chart.isChartSeriesBoosting()) {
target = chart;
}
else {
target = series;
}
// Support for foreignObject is flimsy as best.
// IE does not support it, and Chrome has a bug which messes up
// the canvas draw order.
// As such, we force the Image fallback for now, but leaving the
// actual Canvas path in-place in case this changes in the future.
foSupported = false;
if (!target.renderTarget) {
target.canvas = mainCanvas;
// Fall back to image tag if foreignObject isn't supported,
// or if we're exporting.
if (chart.renderer.forExport || !foSupported) {
target.renderTarget = chart.renderer.image('', 0, 0, width, height)
.addClass('highcharts-boost-canvas')
.add(targetGroup);
target.boostClear = function () {
target.renderTarget.attr({ href: '' });
};
target.boostCopy = function () {
target.boostResizeTarget();
target.renderTarget.attr({
href: target.canvas.toDataURL('image/png')
});
};
}
else {
target.renderTargetFo = chart.renderer
.createElement('foreignObject')
.add(targetGroup);
target.renderTarget = doc.createElement('canvas');
target.renderTargetCtx =
target.renderTarget.getContext('2d');
target.renderTargetFo.element.appendChild(target.renderTarget);
target.boostClear = function () {
target.renderTarget.width =
target.canvas.width;
target.renderTarget.height =
target.canvas.height;
};
target.boostCopy = function () {
target.renderTarget.width =
target.canvas.width;
target.renderTarget.height =
target.canvas.height;
target.renderTargetCtx
.drawImage(target.canvas, 0, 0);
};
}
target.boostResizeTarget = function () {
width = chart.chartWidth;
height = chart.chartHeight;
(target.renderTargetFo || target.renderTarget)
.attr({
x: 0,
y: 0,
width: width,
height: height
})
.css({
pointerEvents: 'none',
mixedBlendMode: 'normal',
opacity: alpha
});
if (target instanceof H.Chart) {
target.markerGroup.translate(chart.plotLeft, chart.plotTop);
}
};
target.boostClipRect = chart.renderer.clipRect();
(target.renderTargetFo || target.renderTarget)
.clip(target.boostClipRect);
if (target instanceof H.Chart) {
target.markerGroup = target.renderer.g().add(targetGroup);
target.markerGroup.translate(series.xAxis.pos, series.yAxis.pos);
}
}
target.canvas.width = width;
target.canvas.height = height;
target.boostClipRect.attr(chart.getBoostClipRect(target));
target.boostResizeTarget();
target.boostClear();
if (!target.ogl) {
target.ogl = GLRenderer(function () {
if (target.ogl.settings.debug.timeBufferCopy) {
console.time('buffer copy'); // eslint-disable-line no-console
}
target.boostCopy();
if (target.ogl.settings.debug.timeBufferCopy) {
console.timeEnd('buffer copy'); // eslint-disable-line no-console
}
});
if (!target.ogl.init(target.canvas)) {
// The OGL renderer couldn't be inited.
// This likely means a shader error as we wouldn't get to this point
// if there was no WebGL support.
error('[highcharts boost] - unable to init WebGL renderer');
}
// target.ogl.clear();
target.ogl.setOptions(chart.options.boost || {});
if (target instanceof H.Chart) {
target.ogl.allocateBuffer(chart);
}
}
target.ogl.setSize(width, height);
return target.ogl;
}
export default createAndAttachRenderer;
highcharts/es-modules/Extensions/Boost/BoostInit.js
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/* *
*
* Copyright (c) 2019-2020 Highsoft AS
*
* Boost module: stripped-down renderer for higher performance
*
* License: highcharts.com/license
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
'use strict';
import Chart from '../../Core/Chart/Chart.js';
import H from '../../Core/Globals.js';
import U from '../../Core/Utilities.js';
var addEvent = U.addEvent, extend = U.extend, fireEvent = U.fireEvent, wrap = U.wrap;
import '../../Core/Series/Series.js';
import butils from './BoostUtils.js';
import createAndAttachRenderer from './BoostAttach.js';
var Series = H.Series, seriesTypes = H.seriesTypes, noop = function () { }, eachAsync = butils.eachAsync, pointDrawHandler = butils.pointDrawHandler, allocateIfNotSeriesBoosting = butils.allocateIfNotSeriesBoosting, renderIfNotSeriesBoosting = butils.renderIfNotSeriesBoosting, shouldForceChartSeriesBoosting = butils.shouldForceChartSeriesBoosting, index;
/* eslint-disable valid-jsdoc */
/**
* Initialize the boot module.
*
* @private
* @return {void}
*/
function init() {
extend(Series.prototype, {
/**
* @private
* @function Highcharts.Series#renderCanvas
*/
renderCanvas: function () {
var series = this, options = series.options || {}, renderer = false, chart = series.chart, xAxis = this.xAxis, yAxis = this.yAxis, xData = options.xData || series.processedXData, yData = options.yData || series.processedYData, rawData = options.data, xExtremes = xAxis.getExtremes(), xMin = xExtremes.min, xMax = xExtremes.max, yExtremes = yAxis.getExtremes(), yMin = yExtremes.min, yMax = yExtremes.max, pointTaken = {}, lastClientX, sampling = !!series.sampling, points, enableMouseTracking = options.enableMouseTracking !== false, threshold = options.threshold, yBottom = yAxis.getThreshold(threshold), isRange = series.pointArrayMap &&
series.pointArrayMap.join(',') === 'low,high', isStacked = !!options.stacking, cropStart = series.cropStart || 0, requireSorting = series.requireSorting, useRaw = !xData, minVal, maxVal, minI, maxI, boostOptions, compareX = options.findNearestPointBy === 'x', xDataFull = (this.xData ||
this.options.xData ||
this.processedXData ||
false), addKDPoint = function (clientX, plotY, i) {
// We need to do ceil on the clientX to make things
// snap to pixel values. The renderer will frequently
// draw stuff on "sub-pixels".
clientX = Math.ceil(clientX);
// Shaves off about 60ms compared to repeated concatenation
index = compareX ? clientX : clientX + ',' + plotY;
// The k-d tree requires series points.
// Reduce the amount of points, since the time to build the
// tree increases exponentially.
if (enableMouseTracking && !pointTaken[index]) {
pointTaken[index] = true;
if (chart.inverted) {
clientX = xAxis.len - clientX;
plotY = yAxis.len - plotY;
}
points.push({
x: xDataFull ? xDataFull[cropStart + i] : false,
clientX: clientX,
plotX: clientX,
plotY: plotY,
i: cropStart + i
});
}
};
// Get or create the renderer
renderer = createAndAttachRenderer(chart, series);
chart.isBoosting = true;
boostOptions = renderer.settings;
if (!this.visible) {
return;
}
// If we are zooming out from SVG mode, destroy the graphics
if (this.points || this.graph) {
this.destroyGraphics();
}
// If we're rendering per. series we should create the marker groups
// as usual.
if (!chart.isChartSeriesBoosting()) {
// If all series were boosting, but are not anymore
// restore private markerGroup
if (this.markerGroup === chart.markerGroup) {
this.markerGroup = void 0;
}
this.markerGroup = series.plotGroup('markerGroup', 'markers', true, 1, chart.seriesGroup);
}
else {
// If series has a private markeGroup, remove that
// and use common markerGroup
if (this.markerGroup &&
this.markerGroup !== chart.markerGroup) {
this.markerGroup.destroy();
}
// Use a single group for the markers
this.markerGroup = chart.markerGroup;
// When switching from chart boosting mode, destroy redundant
// series boosting targets
if (this.renderTarget) {
this.renderTarget = this.renderTarget.destroy();
}
}
points = this.points = [];
// Do not start building while drawing
series.buildKDTree = noop;
if (renderer) {
allocateIfNotSeriesBoosting(renderer, this);
renderer.pushSeries(series);
// Perform the actual renderer if we're on series level
renderIfNotSeriesBoosting(renderer, this, chart);
}
/**
* This builds the KD-tree
* @private
*/
function processPoint(d, i) {
var x, y, clientX, plotY, isNull, low = false, chartDestroyed = typeof chart.index === 'undefined', isYInside = true;
if (!chartDestroyed) {
if (useRaw) {
x = d[0];
y = d[1];
}
else {
x = d;
y = yData[i];
}
// Resolve low and high for range series
if (isRange) {
if (useRaw) {
y = d.slice(1, 3);
}
low = y[0];
y = y[1];
}
else if (isStacked) {
x = d.x;
y = d.stackY;
low = y - d.y;
}
isNull = y === null;
// Optimize for scatter zooming
if (!requireSorting) {
isYInside = y >= yMin && y <= yMax;
}
if (!isNull && x >= xMin && x <= xMax && isYInside) {
clientX = xAxis.toPixels(x, true);
if (sampling) {
if (typeof minI === 'undefined' ||
clientX === lastClientX) {
if (!isRange) {
low = y;
}
if (typeof maxI === 'undefined' ||
y > maxVal) {
maxVal = y;
maxI = i;
}
if (typeof minI === 'undefined' ||
low < minVal) {
minVal = low;
minI = i;
}
}
// Add points and reset
if (clientX !== lastClientX) {
// maxI is number too:
if (typeof minI !== 'undefined') {
plotY =
yAxis.toPixels(maxVal, true);
yBottom =
yAxis.toPixels(minVal, true);
addKDPoint(clientX, plotY, maxI);
if (yBottom !== plotY) {
addKDPoint(clientX, yBottom, minI);
}
}
minI = maxI = void 0;
lastClientX = clientX;
}
}
else {
plotY = Math.ceil(yAxis.toPixels(y, true));
addKDPoint(clientX, plotY, i);
}
}
}
return !chartDestroyed;
}
/**
* @private
*/
function doneProcessing() {
fireEvent(series, 'renderedCanvas');
// Go back to prototype, ready to build
delete series.buildKDTree;
series.buildKDTree();
if (boostOptions.debug.timeKDTree) {
console.timeEnd('kd tree building'); // eslint-disable-line no-console
}
}
// Loop over the points to build the k-d tree - skip this if
// exporting
if (!chart.renderer.forExport) {
if (boostOptions.debug.timeKDTree) {
console.time('kd tree building'); // eslint-disable-line no-console
}
eachAsync(isStacked ? series.data : (xData || rawData), processPoint, doneProcessing);
}
}
});
/*
* We need to handle heatmaps separatly, since we can't perform the
* size/color calculations in the shader easily.
*
* This likely needs future optimization.
*/
['heatmap', 'treemap'].forEach(function (t) {
if (seriesTypes[t]) {
wrap(seriesTypes[t].prototype, 'drawPoints', pointDrawHandler);
}
});
/* eslint-disable no-invalid-this */
if (seriesTypes.bubble) {
// By default, the bubble series does not use the KD-tree, so force it
// to.
delete seriesTypes.bubble.prototype.buildKDTree;
// seriesTypes.bubble.prototype.directTouch = false;
// Needed for markers to work correctly
wrap(seriesTypes.bubble.prototype, 'markerAttribs', function (proceed) {
if (this.isSeriesBoosting) {
return false;
}
return proceed.apply(this, [].slice.call(arguments, 1));
});
}
seriesTypes.scatter.prototype.fill = true;
extend(seriesTypes.area.prototype, {
fill: true,
fillOpacity: true,
sampling: true
});
extend(seriesTypes.column.prototype, {
fill: true,
sampling: true
});
// Take care of the canvas blitting
Chart.prototype.callbacks.push(function (chart) {
/**
* Convert chart-level canvas to image.
* @private
*/
function canvasToSVG() {
if (chart.ogl && chart.isChartSeriesBoosting()) {
chart.ogl.render(chart);
}
}
/**
* Clear chart-level canvas.
* @private
*/
function preRender() {
// Reset force state
chart.boostForceChartBoost = void 0;
chart.boostForceChartBoost = shouldForceChartSeriesBoosting(chart);
chart.isBoosting = false;
if (!chart.isChartSeriesBoosting() && chart.didBoost) {
chart.didBoost = false;
}
// Clear the canvas
if (chart.boostClear) {
chart.boostClear();
}
if (chart.canvas && chart.ogl && chart.isChartSeriesBoosting()) {
chart.didBoost = true;
// Allocate
chart.ogl.allocateBuffer(chart);
}
// see #6518 + #6739
if (chart.markerGroup &&
chart.xAxis &&
chart.xAxis.length > 0 &&
chart.yAxis &&
chart.yAxis.length > 0) {
chart.markerGroup.translate(chart.xAxis[0].pos, chart.yAxis[0].pos);
}
}
addEvent(chart, 'predraw', preRender);
addEvent(chart, 'render', canvasToSVG);
// addEvent(chart, 'zoom', function () {
// chart.boostForceChartBoost =
// shouldForceChartSeriesBoosting(chart);
// });
});
/* eslint-enable no-invalid-this */
}
export default init;
highcharts/es-modules/Extensions/Boost/BoostOptions.js
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/* *
*
* Copyright (c) 2019-2020 Highsoft AS
*
* Boost module: stripped-down renderer for higher performance
*
* License: highcharts.com/license
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
'use strict';
import '../../Core/Globals.js';
/**
* @requires modules/boost
* @apioption boost
*/
/**
* Set the series threshold for when the boost should kick in globally.
*
* Setting to e.g. 20 will cause the whole chart to enter boost mode
* if there are 20 or more series active. When the chart is in boost mode,
* every series in it will be rendered to a common canvas. This offers
* a significant speed improvment in charts with a very high
* amount of series.
*
* @type {number|null}
* @default null
* @apioption boost.seriesThreshold
*/
/**
* Enable or disable boost on a chart.
*
* @type {boolean}
* @default true
* @apioption boost.enabled
*/
/**
* Debugging options for boost.
* Useful for benchmarking, and general timing.
*
* @apioption boost.debug
*/
/**
* Time the series rendering.
*
* This outputs the time spent on actual rendering in the console when
* set to true.
*
* @type {boolean}
* @default false
* @apioption boost.debug.timeRendering
*/
/**
* Time the series processing.
*
* This outputs the time spent on transforming the series data to
* vertex buffers when set to true.
*
* @type {boolean}
* @default false
* @apioption boost.debug.timeSeriesProcessing
*/
/**
* Time the the WebGL setup.
*
* This outputs the time spent on setting up the WebGL context,
* creating shaders, and textures.
*
* @type {boolean}
* @default false
* @apioption boost.debug.timeSetup
*/
/**
* Time the building of the k-d tree.
*
* This outputs the time spent building the k-d tree used for
* markers etc.
*
* Note that the k-d tree is built async, and runs post-rendering.
* Following, it does not affect the performance of the rendering itself.
*
* @type {boolean}
* @default false
* @apioption boost.debug.timeKDTree
*/
/**
* Show the number of points skipped through culling.
*
* When set to true, the number of points skipped in series processing
* is outputted. Points are skipped if they are closer than 1 pixel from
* each other.
*
* @type {boolean}
* @default false
* @apioption boost.debug.showSkipSummary
*/
/**
* Time the WebGL to SVG buffer copy
*
* After rendering, the result is copied to an image which is injected
* into the SVG.
*
* If this property is set to true, the time it takes for the buffer copy
* to complete is outputted.
*
* @type {boolean}
* @default false
* @apioption boost.debug.timeBufferCopy
*/
/**
* Enable or disable GPU translations. GPU translations are faster than doing
* the translation in JavaScript.
*
* This option may cause rendering issues with certain datasets.
* Namely, if your dataset has large numbers with small increments (such as
* timestamps), it won't work correctly. This is due to floating point
* precission.
*
* @type {boolean}
* @default false
* @apioption boost.useGPUTranslations
*/
/**
* Enable or disable pre-allocation of vertex buffers.
*
* Enabling this will make it so that the binary data arrays required for
* storing the series data will be allocated prior to transforming the data
* to a WebGL-compatible format.
*
* This saves a copy operation on the order of O(n) and so is significantly more
* performant. However, this is currently an experimental option, and may cause
* visual artifacts with some datasets.
*
* As such, care should be taken when using this setting to make sure that
* it doesn't cause any rendering glitches with the given use-case.
*
* @type {boolean}
* @default false
* @apioption boost.usePreallocated
*/
/**
* Set the point threshold for when a series should enter boost mode.
*
* Setting it to e.g. 2000 will cause the series to enter boost mode when there
* are 2000 or more points in the series.
*
* To disable boosting on the series, set the `boostThreshold` to 0. Setting it
* to 1 will force boosting.
*
* Note that the [cropThreshold](plotOptions.series.cropThreshold) also affects
* this setting. When zooming in on a series that has fewer points than the
* `cropThreshold`, all points are rendered although outside the visible plot
* area, and the `boostThreshold` won't take effect.
*
* @type {number}
* @default 5000
* @requires modules/boost
* @apioption plotOptions.series.boostThreshold
*/
/**
* If set to true, the whole chart will be boosted if one of the series
* crosses its threshold, and all the series can be boosted.
*
* @type {boolean}
* @default true
* @apioption boost.allowForce
*/
/**
* Sets the color blending in the boost module.
*
* @type {string}
* @default undefined
* @validvalue ["add", "multiply", "darken"]
* @requires modules/boost
* @apioption plotOptions.series.boostBlending
*/
''; // adds doclets above to transpiled file
highcharts/es-modules/Extensions/Boost/BoostOverrides.js
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/* *
*
* Copyright (c) 2019-2020 Highsoft AS
*
* Boost module: stripped-down renderer for higher performance
*
* License: highcharts.com/license
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
'use strict';
import Chart from '../../Core/Chart/Chart.js';
import H from '../../Core/Globals.js';
import Point from '../../Core/Series/Point.js';
import U from '../../Core/Utilities.js';
var addEvent = U.addEvent, error = U.error, getOptions = U.getOptions, isArray = U.isArray, isNumber = U.isNumber, pick = U.pick, wrap = U.wrap;
import '../../Core/Series/Series.js';
import '../../Core/Options.js';
import '../../Core/Interaction.js';
import butils from './BoostUtils.js';
import boostable from './Boostables.js';
import boostableMap from './BoostableMap.js';
var boostEnabled = butils.boostEnabled, shouldForceChartSeriesBoosting = butils.shouldForceChartSeriesBoosting, Series = H.Series, seriesTypes = H.seriesTypes, plotOptions = getOptions().plotOptions;
/**
* Returns true if the chart is in series boost mode.
*
* @function Highcharts.Chart#isChartSeriesBoosting
*
* @param {Highcharts.Chart} chart
* the chart to check
*
* @return {boolean}
* true if the chart is in series boost mode
*/
Chart.prototype.isChartSeriesBoosting = function () {
var isSeriesBoosting, threshold = pick(this.options.boost && this.options.boost.seriesThreshold, 50);
isSeriesBoosting = threshold <= this.series.length ||
shouldForceChartSeriesBoosting(this);
return isSeriesBoosting;
};
/* eslint-disable valid-jsdoc */
/**
* Get the clip rectangle for a target, either a series or the chart. For the
* chart, we need to consider the maximum extent of its Y axes, in case of
* Highstock panes and navigator.
*
* @private
* @function Highcharts.Chart#getBoostClipRect
*
* @param {Highcharts.Chart} target
*
* @return {Highcharts.BBoxObject}
*/
Chart.prototype.getBoostClipRect = function (target) {
var clipBox = {
x: this.plotLeft,
y: this.plotTop,
width: this.plotWidth,
height: this.plotHeight
};
if (target === this) {
this.yAxis.forEach(function (yAxis) {
clipBox.y = Math.min(yAxis.pos, clipBox.y);
clipBox.height = Math.max(yAxis.pos - this.plotTop + yAxis.len, clipBox.height);
}, this);
}
return clipBox;
};
/**
* Return a full Point object based on the index.
* The boost module uses stripped point objects for performance reasons.
*
* @function Highcharts.Series#getPoint
*
* @param {object|Highcharts.Point} boostPoint
* A stripped-down point object
*
* @return {Highcharts.Point}
* A Point object as per https://api.highcharts.com/highcharts#Point
*/
Series.prototype.getPoint = function (boostPoint) {
var point = boostPoint, xData = (this.xData || this.options.xData || this.processedXData ||
false);
if (boostPoint && !(boostPoint instanceof this.pointClass)) {
point = (new this.pointClass()).init(// eslint-disable-line new-cap
this, this.options.data[boostPoint.i], xData ? xData[boostPoint.i] : void 0);
point.category = pick(this.xAxis.categories ?
this.xAxis.categories[point.x] :
point.x, // @todo simplify
point.x);
point.dist = boostPoint.dist;
point.distX = boostPoint.distX;
point.plotX = boostPoint.plotX;
point.plotY = boostPoint.plotY;
point.index = boostPoint.i;
point.isInside = this.isPointInside(boostPoint);
}
return point;
};
/* eslint-disable no-invalid-this */
// Return a point instance from the k-d-tree
wrap(Series.prototype, 'searchPoint', function (proceed) {
return this.getPoint(proceed.apply(this, [].slice.call(arguments, 1)));
});
// For inverted series, we need to swap X-Y values before running base methods
wrap(Point.prototype, 'haloPath', function (proceed) {
var halo, point = this, series = point.series, chart = series.chart, plotX = point.plotX, plotY = point.plotY, inverted = chart.inverted;
if (series.isSeriesBoosting && inverted) {
point.plotX = series.yAxis.len - plotY;
point.plotY = series.xAxis.len - plotX;
}
halo = proceed.apply(this, Array.prototype.slice.call(arguments, 1));
if (series.isSeriesBoosting && inverted) {
point.plotX = plotX;
point.plotY = plotY;
}
return halo;
});
wrap(Series.prototype, 'markerAttribs', function (proceed, point) {
var attribs, series = this, chart = series.chart, plotX = point.plotX, plotY = point.plotY, inverted = chart.inverted;
if (series.isSeriesBoosting && inverted) {
point.plotX = series.yAxis.len - plotY;
point.plotY = series.xAxis.len - plotX;
}
attribs = proceed.apply(this, Array.prototype.slice.call(arguments, 1));
if (series.isSeriesBoosting && inverted) {
point.plotX = plotX;
point.plotY = plotY;
}
return attribs;
});
/*
* Extend series.destroy to also remove the fake k-d-tree points (#5137).
* Normally this is handled by Series.destroy that calls Point.destroy,
* but the fake search points are not registered like that.
*/
addEvent(Series, 'destroy', function () {
var series = this, chart = series.chart;
if (chart.markerGroup === series.markerGroup) {
series.markerGroup = null;
}
if (chart.hoverPoints) {
chart.hoverPoints = chart.hoverPoints.filter(function (point) {
return point.series === series;
});
}
if (chart.hoverPoint && chart.hoverPoint.series === series) {
chart.hoverPoint = null;
}
});
/*
* Do not compute extremes when min and max are set.
* If we use this in the core, we can add the hook
* to hasExtremes to the methods directly.
*/
wrap(Series.prototype, 'getExtremes', function (proceed) {
if (!this.isSeriesBoosting || (!this.hasExtremes || !this.hasExtremes())) {
return proceed.apply(this, Array.prototype.slice.call(arguments, 1));
}
return {};
});
/*
* Override a bunch of methods the same way. If the number of points is
* below the threshold, run the original method. If not, check for a
* canvas version or do nothing.
*
* Note that we're not overriding any of these for heatmaps.
*/
[
'translate',
'generatePoints',
'drawTracker',
'drawPoints',
'render'
].forEach(function (method) {
/**
* @private
*/
function branch(proceed) {
var letItPass = this.options.stacking &&
(method === 'translate' || method === 'generatePoints');
if (!this.isSeriesBoosting ||
letItPass ||
!boostEnabled(this.chart) ||
this.type === 'heatmap' ||
this.type === 'treemap' ||
!boostableMap[this.type] ||
this.options.boostThreshold === 0) {
proceed.call(this);
// If a canvas version of the method exists, like renderCanvas(), run
}
else if (this[method + 'Canvas']) {
this[method + 'Canvas']();
}
}
wrap(Series.prototype, method, branch);
// A special case for some types - their translate method is already wrapped
if (method === 'translate') {
[
'column',
'bar',
'arearange',
'columnrange',
'heatmap',
'treemap'
].forEach(function (type) {
if (seriesTypes[type]) {
wrap(seriesTypes[type].prototype, method, branch);
}
});
}
});
// If the series is a heatmap or treemap, or if the series is not boosting
// do the default behaviour. Otherwise, process if the series has no extremes.
wrap(Series.prototype, 'processData', function (proceed) {
var series = this, dataToMeasure = this.options.data, firstPoint;
/**
* Used twice in this function, first on this.options.data, the second
* time it runs the check again after processedXData is built.
* @private
* @todo Check what happens with data grouping
*/
function getSeriesBoosting(data) {
return series.chart.isChartSeriesBoosting() || ((data ? data.length : 0) >=
(series.options.boostThreshold || Number.MAX_VALUE));
}
if (boostEnabled(this.chart) && boostableMap[this.type]) {
// If there are no extremes given in the options, we also need to
// process the data to read the data extremes. If this is a heatmap, do
// default behaviour.
if (!getSeriesBoosting(dataToMeasure) || // First pass with options.data
this.type === 'heatmap' ||
this.type === 'treemap' ||
this.options.stacking || // processedYData for the stack (#7481)
!this.hasExtremes ||
!this.hasExtremes(true)) {
proceed.apply(this, Array.prototype.slice.call(arguments, 1));
dataToMeasure = this.processedXData;
}
// Set the isBoosting flag, second pass with processedXData to see if we
// have zoomed.
this.isSeriesBoosting = getSeriesBoosting(dataToMeasure);
// Enter or exit boost mode
if (this.isSeriesBoosting) {
// Force turbo-mode:
firstPoint = this.getFirstValidPoint(this.options.data);
if (!isNumber(firstPoint) && !isArray(firstPoint)) {
error(12, false, this.chart);
}
this.enterBoost();
}
else if (this.exitBoost) {
this.exitBoost();
}
// The series type is not boostable
}
else {
proceed.apply(this, Array.prototype.slice.call(arguments, 1));
}
});
addEvent(Series, 'hide', function () {
if (this.canvas && this.renderTarget) {
if (this.ogl) {
this.ogl.clear();
}
this.boostClear();
}
});
/**
* Enter boost mode and apply boost-specific properties.
*
* @function Highcharts.Series#enterBoost
*/
Series.prototype.enterBoost = function () {
this.alteredByBoost = [];
// Save the original values, including whether it was an own property or
// inherited from the prototype.
['allowDG', 'directTouch', 'stickyTracking'].forEach(function (prop) {
this.alteredByBoost.push({
prop: prop,
val: this[prop],
own: Object.hasOwnProperty.call(this, prop)
});
}, this);
this.allowDG = false;
this.directTouch = false;
this.stickyTracking = true;
// Prevent animation when zooming in on boosted series(#13421).
this.finishedAnimating = true;
// Hide series label if any
if (this.labelBySeries) {
this.labelBySeries = this.labelBySeries.destroy();
}
};
/**
* Exit from boost mode and restore non-boost properties.
*
* @function Highcharts.Series#exitBoost
*/
Series.prototype.exitBoost = function () {
// Reset instance properties and/or delete instance properties and go back
// to prototype
(this.alteredByBoost || []).forEach(function (setting) {
if (setting.own) {
this[setting.prop] = setting.val;
}
else {
// Revert to prototype
delete this[setting.prop];
}
}, this);
// Clear previous run
if (this.boostClear) {
this.boostClear();
}
};
/**
* @private
* @function Highcharts.Series#hasExtremes
*
* @param {boolean} checkX
*
* @return {boolean}
*/
Series.prototype.hasExtremes = function (checkX) {
var options = this.options, data = options.data, xAxis = this.xAxis && this.xAxis.options, yAxis = this.yAxis && this.yAxis.options, colorAxis = this.colorAxis && this.colorAxis.options;
return data.length > (options.boostThreshold || Number.MAX_VALUE) &&
// Defined yAxis extremes
isNumber(yAxis.min) &&
isNumber(yAxis.max) &&
// Defined (and required) xAxis extremes
(!checkX ||
(isNumber(xAxis.min) && isNumber(xAxis.max))) &&
// Defined (e.g. heatmap) colorAxis extremes
(!colorAxis ||
(isNumber(colorAxis.min) && isNumber(colorAxis.max)));
};
/**
* If implemented in the core, parts of this can probably be
* shared with other similar methods in Highcharts.
*
* @function Highcharts.Series#destroyGraphics
*/
Series.prototype.destroyGraphics = function () {
var series = this, points = this.points, point, i;
if (points) {
for (i = 0; i < points.length; i = i + 1) {
point = points[i];
if (point && point.destroyElements) {
point.destroyElements(); // #7557
}
}
}
['graph', 'area', 'tracker'].forEach(function (prop) {
if (series[prop]) {
series[prop] = series[prop].destroy();
}
});
};
// Set default options
boostable.forEach(function (type) {
if (plotOptions[type]) {
plotOptions[type].boostThreshold = 5000;
plotOptions[type].boostData = [];
seriesTypes[type].prototype.fillOpacity = true;
}
});
highcharts/es-modules/Extensions/Boost/BoostUtils.js
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/* *
*
* Copyright (c) 2019-2020 Highsoft AS
*
* Boost module: stripped-down renderer for higher performance
*
* License: highcharts.com/license
*
* This files contains generic utility functions used by the boost module.
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
'use strict';
import H from '../../Core/Globals.js';
var win = H.win, doc = H.doc;
import '../../Core/Series/Series.js';
import boostableMap from './BoostableMap.js';
import createAndAttachRenderer from './BoostAttach.js';
import U from '../../Core/Utilities.js';
var pick = U.pick;
// This should be a const.
var CHUNK_SIZE = 3000;
/**
* Tolerant max() function.
*
* @private
* @function patientMax
*
* @param {...Array<Array<unknown>>} args
* Max arguments
*
* @return {number}
* Max value
*/
function patientMax() {
var args = [];
for (var _i = 0; _i < arguments.length; _i++) {
args[_i] = arguments[_i];
}
var r = -Number.MAX_VALUE;
args.forEach(function (t) {
if (typeof t !== 'undefined' &&
t !== null &&
typeof t.length !== 'undefined') {
// r = r < t.length ? t.length : r;
if (t.length > 0) {
r = t.length;
return true;
}
}
});
return r;
}
/**
* Return true if ths boost.enabled option is true
*
* @private
* @function boostEnabled
*
* @param {Highcharts.Chart} chart
* The chart
*
* @return {boolean}
* True, if boost is enabled.
*/
function boostEnabled(chart) {
return pick((chart &&
chart.options &&
chart.options.boost &&
chart.options.boost.enabled), true);
}
/**
* Returns true if we should force boosting the chart
* @private
* @function shouldForceChartSeriesBoosting
*
* @param {Highcharts.Chart} chart
* The chart to check for forcing on
*
* @return {boolean}
* True, if boosting should be forced.
*/
function shouldForceChartSeriesBoosting(chart) {
// If there are more than five series currently boosting,
// we should boost the whole chart to avoid running out of webgl contexts.
var sboostCount = 0, canBoostCount = 0, allowBoostForce = pick(chart.options.boost && chart.options.boost.allowForce, true), series;
if (typeof chart.boostForceChartBoost !== 'undefined') {
return chart.boostForceChartBoost;
}
if (chart.series.length > 1) {
for (var i = 0; i < chart.series.length; i++) {
series = chart.series[i];
// Don't count series with boostThreshold set to 0
// See #8950
// Also don't count if the series is hidden.
// See #9046
if (series.options.boostThreshold === 0 ||
series.visible === false) {
continue;
}
// Don't count heatmap series as they are handled differently.
// In the future we should make the heatmap/treemap path compatible
// with forcing. See #9636.
if (series.type === 'heatmap') {
continue;
}
if (boostableMap[series.type]) {
++canBoostCount;
}
if (patientMax(series.processedXData, series.options.data,
// series.xData,
series.points) >= (series.options.boostThreshold || Number.MAX_VALUE)) {
++sboostCount;
}
}
}
chart.boostForceChartBoost = allowBoostForce && ((canBoostCount === chart.series.length &&
sboostCount > 0) ||
sboostCount > 5);
return chart.boostForceChartBoost;
}
/* eslint-disable valid-jsdoc */
/**
* Performs the actual render if the renderer is
* attached to the series.
* @private
* @param renderer {OGLRenderer} - the renderer
* @param series {Highcharts.Series} - the series
*/
function renderIfNotSeriesBoosting(renderer, series, chart) {
if (renderer &&
series.renderTarget &&
series.canvas &&
!(chart || series.chart).isChartSeriesBoosting()) {
renderer.render(chart || series.chart);
}
}
/**
* @private
*/
function allocateIfNotSeriesBoosting(renderer, series) {
if (renderer &&
series.renderTarget &&
series.canvas &&
!series.chart.isChartSeriesBoosting()) {
renderer.allocateBufferForSingleSeries(series);
}
}
/**
* An "async" foreach loop. Uses a setTimeout to keep the loop from blocking the
* UI thread.
*
* @private
*
* @param arr {Array} - the array to loop through
* @param fn {Function} - the callback to call for each item
* @param finalFunc {Function} - the callback to call when done
* @param chunkSize {Number} - the number of iterations per timeout
* @param i {Number} - the current index
* @param noTimeout {Boolean} - set to true to skip timeouts
*/
function eachAsync(arr, fn, finalFunc, chunkSize, i, noTimeout) {
i = i || 0;
chunkSize = chunkSize || CHUNK_SIZE;
var threshold = i + chunkSize, proceed = true;
while (proceed && i < threshold && i < arr.length) {
proceed = fn(arr[i], i);
++i;
}
if (proceed) {
if (i < arr.length) {
if (noTimeout) {
eachAsync(arr, fn, finalFunc, chunkSize, i, noTimeout);
}
else if (win.requestAnimationFrame) {
// If available, do requestAnimationFrame - shaves off a few ms
win.requestAnimationFrame(function () {
eachAsync(arr, fn, finalFunc, chunkSize, i);
});
}
else {
setTimeout(function () {
eachAsync(arr, fn, finalFunc, chunkSize, i);
});
}
}
else if (finalFunc) {
finalFunc();
}
}
}
/**
* Returns true if the current browser supports webgl
*
* @private
* @function hasWebGLSupport
*
* @return {boolean}
*/
function hasWebGLSupport() {
var i = 0, canvas, contexts = ['webgl', 'experimental-webgl', 'moz-webgl', 'webkit-3d'], context = false;
if (typeof win.WebGLRenderingContext !== 'undefined') {
canvas = doc.createElement('canvas');
for (; i < contexts.length; i++) {
try {
context = canvas.getContext(contexts[i]);
if (typeof context !== 'undefined' && context !== null) {
return true;
}
}
catch (e) {
// silent error
}
}
}
return false;
}
/* eslint-disable no-invalid-this */
/**
* Used for treemap|heatmap.drawPoints
*
* @private
* @function pointDrawHandler
*
* @param {Function} proceed
*
* @return {*}
*/
function pointDrawHandler(proceed) {
var enabled = true, renderer;
if (this.chart.options && this.chart.options.boost) {
enabled = typeof this.chart.options.boost.enabled === 'undefined' ?
true :
this.chart.options.boost.enabled;
}
if (!enabled || !this.isSeriesBoosting) {
return proceed.call(this);
}
this.chart.isBoosting = true;
// Make sure we have a valid OGL context
renderer = createAndAttachRenderer(this.chart, this);
if (renderer) {
allocateIfNotSeriesBoosting(renderer, this);
renderer.pushSeries(this);
}
renderIfNotSeriesBoosting(renderer, this);
}
/* eslint-enable no-invalid-this, valid-jsdoc */
var funs = {
patientMax: patientMax,
boostEnabled: boostEnabled,
shouldForceChartSeriesBoosting: shouldForceChartSeriesBoosting,
renderIfNotSeriesBoosting: renderIfNotSeriesBoosting,
allocateIfNotSeriesBoosting: allocateIfNotSeriesBoosting,
eachAsync: eachAsync,
hasWebGLSupport: hasWebGLSupport,
pointDrawHandler: pointDrawHandler
};
// This needs to be fixed.
H.hasWebGLSupport = hasWebGLSupport;
export default funs;
highcharts/es-modules/Extensions/Boost/BoostableMap.js
+18
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/* *
*
* Copyright (c) 2019-2020 Highsoft AS
*
* Boost module: stripped-down renderer for higher performance
*
* License: highcharts.com/license
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
import boostables from './Boostables.js';
// These are the series we allow boosting for.
var boostableMap = {};
boostables.forEach(function (item) {
boostableMap[item] = 1;
});
export default boostableMap;
highcharts/es-modules/Extensions/Boost/Boostables.js
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/* *
*
* Copyright (c) 2019-2020 Highsoft AS
*
* Boost module: stripped-down renderer for higher performance
*
* License: highcharts.com/license
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
// These are the series we allow boosting for.
var boostables = [
'area',
'arearange',
'column',
'columnrange',
'bar',
'line',
'scatter',
'heatmap',
'bubble',
'treemap'
];
export default boostables;
highcharts/es-modules/Extensions/Boost/NamedColors.js
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/* *
*
* Copyright (c) 2019-2020 Highsoft AS
*
* Boost module: stripped-down renderer for higher performance
*
* License: highcharts.com/license
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
'use strict';
import Color from '../../Core/Color.js';
// Register color names since GL can't render those directly.
// TODO: When supporting modern syntax, make this a const and a named export
var defaultHTMLColorMap = {
aliceblue: '#f0f8ff',
antiquewhite: '#faebd7',
aqua: '#00ffff',
aquamarine: '#7fffd4',
azure: '#f0ffff',
beige: '#f5f5dc',
bisque: '#ffe4c4',
black: '#000000',
blanchedalmond: '#ffebcd',
blue: '#0000ff',
blueviolet: '#8a2be2',
brown: '#a52a2a',
burlywood: '#deb887',
cadetblue: '#5f9ea0',
chartreuse: '#7fff00',
chocolate: '#d2691e',
coral: '#ff7f50',
cornflowerblue: '#6495ed',
cornsilk: '#fff8dc',
crimson: '#dc143c',
cyan: '#00ffff',
darkblue: '#00008b',
darkcyan: '#008b8b',
darkgoldenrod: '#b8860b',
darkgray: '#a9a9a9',
darkgreen: '#006400',
darkkhaki: '#bdb76b',
darkmagenta: '#8b008b',
darkolivegreen: '#556b2f',
darkorange: '#ff8c00',
darkorchid: '#9932cc',
darkred: '#8b0000',
darksalmon: '#e9967a',
darkseagreen: '#8fbc8f',
darkslateblue: '#483d8b',
darkslategray: '#2f4f4f',
darkturquoise: '#00ced1',
darkviolet: '#9400d3',
deeppink: '#ff1493',
deepskyblue: '#00bfff',
dimgray: '#696969',
dodgerblue: '#1e90ff',
feldspar: '#d19275',
firebrick: '#b22222',
floralwhite: '#fffaf0',
forestgreen: '#228b22',
fuchsia: '#ff00ff',
gainsboro: '#dcdcdc',
ghostwhite: '#f8f8ff',
gold: '#ffd700',
goldenrod: '#daa520',
gray: '#808080',
green: '#008000',
greenyellow: '#adff2f',
honeydew: '#f0fff0',
hotpink: '#ff69b4',
indianred: '#cd5c5c',
indigo: '#4b0082',
ivory: '#fffff0',
khaki: '#f0e68c',
lavender: '#e6e6fa',
lavenderblush: '#fff0f5',
lawngreen: '#7cfc00',
lemonchiffon: '#fffacd',
lightblue: '#add8e6',
lightcoral: '#f08080',
lightcyan: '#e0ffff',
lightgoldenrodyellow: '#fafad2',
lightgrey: '#d3d3d3',
lightgreen: '#90ee90',
lightpink: '#ffb6c1',
lightsalmon: '#ffa07a',
lightseagreen: '#20b2aa',
lightskyblue: '#87cefa',
lightslateblue: '#8470ff',
lightslategray: '#778899',
lightsteelblue: '#b0c4de',
lightyellow: '#ffffe0',
lime: '#00ff00',
limegreen: '#32cd32',
linen: '#faf0e6',
magenta: '#ff00ff',
maroon: '#800000',
mediumaquamarine: '#66cdaa',
mediumblue: '#0000cd',
mediumorchid: '#ba55d3',
mediumpurple: '#9370d8',
mediumseagreen: '#3cb371',
mediumslateblue: '#7b68ee',
mediumspringgreen: '#00fa9a',
mediumturquoise: '#48d1cc',
mediumvioletred: '#c71585',
midnightblue: '#191970',
mintcream: '#f5fffa',
mistyrose: '#ffe4e1',
moccasin: '#ffe4b5',
navajowhite: '#ffdead',
navy: '#000080',
oldlace: '#fdf5e6',
olive: '#808000',
olivedrab: '#6b8e23',
orange: '#ffa500',
orangered: '#ff4500',
orchid: '#da70d6',
palegoldenrod: '#eee8aa',
palegreen: '#98fb98',
paleturquoise: '#afeeee',
palevioletred: '#d87093',
papayawhip: '#ffefd5',
peachpuff: '#ffdab9',
peru: '#cd853f',
pink: '#ffc0cb',
plum: '#dda0dd',
powderblue: '#b0e0e6',
purple: '#800080',
red: '#ff0000',
rosybrown: '#bc8f8f',
royalblue: '#4169e1',
saddlebrown: '#8b4513',
salmon: '#fa8072',
sandybrown: '#f4a460',
seagreen: '#2e8b57',
seashell: '#fff5ee',
sienna: '#a0522d',
silver: '#c0c0c0',
skyblue: '#87ceeb',
slateblue: '#6a5acd',
slategray: '#708090',
snow: '#fffafa',
springgreen: '#00ff7f',
steelblue: '#4682b4',
tan: '#d2b48c',
teal: '#008080',
thistle: '#d8bfd8',
tomato: '#ff6347',
turquoise: '#40e0d0',
violet: '#ee82ee',
violetred: '#d02090',
wheat: '#f5deb3',
white: '#ffffff',
whitesmoke: '#f5f5f5',
yellow: '#ffff00',
yellowgreen: '#9acd32'
};
Color.names = defaultHTMLColorMap;
export default defaultHTMLColorMap;
highcharts/es-modules/Extensions/Boost/WGLRenderer.js
+1150
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highcharts/es-modules/Extensions/Boost/WGLShader.js
+469
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/* *
*
* Copyright (c) 2019-2020 Highsoft AS
*
* Boost module: stripped-down renderer for higher performance
*
* License: highcharts.com/license
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
'use strict';
import U from '../../Core/Utilities.js';
var clamp = U.clamp, error = U.error, pick = U.pick;
/* eslint-disable valid-jsdoc */
/**
* A static shader mimicing axis translation functions found in Core/Axis
*
* @private
* @function GLShader
*
* @param {WebGLContext} gl
* the context in which the shader is active
*
* @return {*}
*/
function GLShader(gl) {
var vertShade = [
/* eslint-disable max-len, @typescript-eslint/indent */
'#version 100',
'#define LN10 2.302585092994046',
'precision highp float;',
'attribute vec4 aVertexPosition;',
'attribute vec4 aColor;',
'varying highp vec2 position;',
'varying highp vec4 vColor;',
'uniform mat4 uPMatrix;',
'uniform float pSize;',
'uniform float translatedThreshold;',
'uniform bool hasThreshold;',
'uniform bool skipTranslation;',
'uniform float xAxisTrans;',
'uniform float xAxisMin;',
'uniform float xAxisMinPad;',
'uniform float xAxisPointRange;',
'uniform float xAxisLen;',
'uniform bool xAxisPostTranslate;',
'uniform float xAxisOrdinalSlope;',
'uniform float xAxisOrdinalOffset;',
'uniform float xAxisPos;',
'uniform bool xAxisCVSCoord;',
'uniform bool xAxisIsLog;',
'uniform bool xAxisReversed;',
'uniform float yAxisTrans;',
'uniform float yAxisMin;',
'uniform float yAxisMinPad;',
'uniform float yAxisPointRange;',
'uniform float yAxisLen;',
'uniform bool yAxisPostTranslate;',
'uniform float yAxisOrdinalSlope;',
'uniform float yAxisOrdinalOffset;',
'uniform float yAxisPos;',
'uniform bool yAxisCVSCoord;',
'uniform bool yAxisIsLog;',
'uniform bool yAxisReversed;',
'uniform bool isBubble;',
'uniform bool bubbleSizeByArea;',
'uniform float bubbleZMin;',
'uniform float bubbleZMax;',
'uniform float bubbleZThreshold;',
'uniform float bubbleMinSize;',
'uniform float bubbleMaxSize;',
'uniform bool bubbleSizeAbs;',
'uniform bool isInverted;',
'float bubbleRadius(){',
'float value = aVertexPosition.w;',
'float zMax = bubbleZMax;',
'float zMin = bubbleZMin;',
'float radius = 0.0;',
'float pos = 0.0;',
'float zRange = zMax - zMin;',
'if (bubbleSizeAbs){',
'value = value - bubbleZThreshold;',
'zMax = max(zMax - bubbleZThreshold, zMin - bubbleZThreshold);',
'zMin = 0.0;',
'}',
'if (value < zMin){',
'radius = bubbleZMin / 2.0 - 1.0;',
'} else {',
'pos = zRange > 0.0 ? (value - zMin) / zRange : 0.5;',
'if (bubbleSizeByArea && pos > 0.0){',
'pos = sqrt(pos);',
'}',
'radius = ceil(bubbleMinSize + pos * (bubbleMaxSize - bubbleMinSize)) / 2.0;',
'}',
'return radius * 2.0;',
'}',
'float translate(float val,',
'float pointPlacement,',
'float localA,',
'float localMin,',
'float minPixelPadding,',
'float pointRange,',
'float len,',
'bool cvsCoord,',
'bool isLog,',
'bool reversed',
'){',
'float sign = 1.0;',
'float cvsOffset = 0.0;',
'if (cvsCoord) {',
'sign *= -1.0;',
'cvsOffset = len;',
'}',
'if (isLog) {',
'val = log(val) / LN10;',
'}',
'if (reversed) {',
'sign *= -1.0;',
'cvsOffset -= sign * len;',
'}',
'return sign * (val - localMin) * localA + cvsOffset + ',
'(sign * minPixelPadding);',
'}',
'float xToPixels(float value) {',
'if (skipTranslation){',
'return value;// + xAxisPos;',
'}',
'return translate(value, 0.0, xAxisTrans, xAxisMin, xAxisMinPad, xAxisPointRange, xAxisLen, xAxisCVSCoord, xAxisIsLog, xAxisReversed);// + xAxisPos;',
'}',
'float yToPixels(float value, float checkTreshold) {',
'float v;',
'if (skipTranslation){',
'v = value;// + yAxisPos;',
'} else {',
'v = translate(value, 0.0, yAxisTrans, yAxisMin, yAxisMinPad, yAxisPointRange, yAxisLen, yAxisCVSCoord, yAxisIsLog, yAxisReversed);// + yAxisPos;',
'if (v > yAxisLen) {',
'v = yAxisLen;',
'}',
'}',
'if (checkTreshold > 0.0 && hasThreshold) {',
'v = min(v, translatedThreshold);',
'}',
'return v;',
'}',
'void main(void) {',
'if (isBubble){',
'gl_PointSize = bubbleRadius();',
'} else {',
'gl_PointSize = pSize;',
'}',
// 'gl_PointSize = 10.0;',
'vColor = aColor;',
'if (skipTranslation && isInverted) {',
// If we get translated values from JS, just swap them (x, y)
'gl_Position = uPMatrix * vec4(aVertexPosition.y + yAxisPos, aVertexPosition.x + xAxisPos, 0.0, 1.0);',
'} else if (isInverted) {',
// But when calculating pixel positions directly,
// swap axes and values (x, y)
'gl_Position = uPMatrix * vec4(yToPixels(aVertexPosition.y, aVertexPosition.z) + yAxisPos, xToPixels(aVertexPosition.x) + xAxisPos, 0.0, 1.0);',
'} else {',
'gl_Position = uPMatrix * vec4(xToPixels(aVertexPosition.x) + xAxisPos, yToPixels(aVertexPosition.y, aVertexPosition.z) + yAxisPos, 0.0, 1.0);',
'}',
// 'gl_Position = uPMatrix * vec4(aVertexPosition.x, aVertexPosition.y, 0.0, 1.0);',
'}'
/* eslint-enable max-len, @typescript-eslint/indent */
].join('\n'),
// Fragment shader source
fragShade = [
/* eslint-disable max-len, @typescript-eslint/indent */
'precision highp float;',
'uniform vec4 fillColor;',
'varying highp vec2 position;',
'varying highp vec4 vColor;',
'uniform sampler2D uSampler;',
'uniform bool isCircle;',
'uniform bool hasColor;',
// 'vec4 toColor(float value, vec2 point) {',
// 'return vec4(0.0, 0.0, 0.0, 0.0);',
// '}',
'void main(void) {',
'vec4 col = fillColor;',
'vec4 tcol;',
'if (hasColor) {',
'col = vColor;',
'}',
'if (isCircle) {',
'tcol = texture2D(uSampler, gl_PointCoord.st);',
'col *= tcol;',
'if (tcol.r < 0.0) {',
'discard;',
'} else {',
'gl_FragColor = col;',
'}',
'} else {',
'gl_FragColor = col;',
'}',
'}'
/* eslint-enable max-len, @typescript-eslint/indent */
].join('\n'), uLocations = {},
// The shader program
shaderProgram,
// Uniform handle to the perspective matrix
pUniform,
// Uniform for point size
psUniform,
// Uniform for fill color
fillColorUniform,
// Uniform for isBubble
isBubbleUniform,
// Uniform for bubble abs sizing
bubbleSizeAbsUniform, bubbleSizeAreaUniform,
// Skip translation uniform
skipTranslationUniform,
// Set to 1 if circle
isCircleUniform,
// Uniform for invertion
isInverted,
// Error stack
errors = [],
// Texture uniform
uSamplerUniform;
/**
* Handle errors accumulated in errors stack
* @private
*/
function handleErrors() {
if (errors.length) {
error('[highcharts boost] shader error - ' + errors.join('\n'));
}
}
/**
* String to shader program
* @private
* @param {string} str - the program source
* @param {string} type - the program type: either `vertex` or `fragment`
* @returns {bool|shader}
*/
function stringToProgram(str, type) {
var t = type === 'vertex' ? gl.VERTEX_SHADER : gl.FRAGMENT_SHADER, shader = gl.createShader(t);
gl.shaderSource(shader, str);
gl.compileShader(shader);
if (!gl.getShaderParameter(shader, gl.COMPILE_STATUS)) {
errors.push('when compiling ' +
type +
' shader:\n' +
gl.getShaderInfoLog(shader));
return false;
}
return shader;
}
/**
* Create the shader.
* Loads the shader program statically defined above
* @private
*/
function createShader() {
var v = stringToProgram(vertShade, 'vertex'), f = stringToProgram(fragShade, 'fragment');
if (!v || !f) {
shaderProgram = false;
handleErrors();
return false;
}
/**
* @private
*/
function uloc(n) {
return gl.getUniformLocation(shaderProgram, n);
}
shaderProgram = gl.createProgram();
gl.attachShader(shaderProgram, v);
gl.attachShader(shaderProgram, f);
gl.linkProgram(shaderProgram);
if (!gl.getProgramParameter(shaderProgram, gl.LINK_STATUS)) {
errors.push(gl.getProgramInfoLog(shaderProgram));
handleErrors();
shaderProgram = false;
return false;
}
gl.useProgram(shaderProgram);
gl.bindAttribLocation(shaderProgram, 0, 'aVertexPosition');
pUniform = uloc('uPMatrix');
psUniform = uloc('pSize');
fillColorUniform = uloc('fillColor');
isBubbleUniform = uloc('isBubble');
bubbleSizeAbsUniform = uloc('bubbleSizeAbs');
bubbleSizeAreaUniform = uloc('bubbleSizeByArea');
uSamplerUniform = uloc('uSampler');
skipTranslationUniform = uloc('skipTranslation');
isCircleUniform = uloc('isCircle');
isInverted = uloc('isInverted');
return true;
}
/**
* Destroy the shader
* @private
*/
function destroy() {
if (gl && shaderProgram) {
gl.deleteProgram(shaderProgram);
shaderProgram = false;
}
}
/**
* Bind the shader.
* This makes the shader the active one until another one is bound,
* or until 0 is bound.
* @private
*/
function bind() {
if (gl && shaderProgram) {
gl.useProgram(shaderProgram);
}
}
/**
* Set a uniform value.
* This uses a hash map to cache uniform locations.
* @private
* @param name {string} - the name of the uniform to set
* @param val {float} - the value to set
*/
function setUniform(name, val) {
if (gl && shaderProgram) {
var u = uLocations[name] = (uLocations[name] ||
gl.getUniformLocation(shaderProgram, name));
gl.uniform1f(u, val);
}
}
/**
* Set the active texture
* @private
* @param texture - the texture
*/
function setTexture(texture) {
if (gl && shaderProgram) {
gl.uniform1i(uSamplerUniform, texture);
}
}
/**
* Set if inversion state
* @private
* @flag is the state
*/
function setInverted(flag) {
if (gl && shaderProgram) {
gl.uniform1i(isInverted, flag);
}
}
/**
* Enable/disable circle drawing
* @private
*/
function setDrawAsCircle(flag) {
if (gl && shaderProgram) {
gl.uniform1i(isCircleUniform, flag ? 1 : 0);
}
}
/**
* Flush
* @private
*/
function reset() {
if (gl && shaderProgram) {
gl.uniform1i(isBubbleUniform, 0);
gl.uniform1i(isCircleUniform, 0);
}
}
/**
* Set bubble uniforms
* @private
* @param series {Highcharts.Series} - the series to use
*/
function setBubbleUniforms(series, zCalcMin, zCalcMax) {
var seriesOptions = series.options, zMin = Number.MAX_VALUE, zMax = -Number.MAX_VALUE;
if (gl && shaderProgram && series.type === 'bubble') {
zMin = pick(seriesOptions.zMin, clamp(zCalcMin, seriesOptions.displayNegative === false ?
seriesOptions.zThreshold : -Number.MAX_VALUE, zMin));
zMax = pick(seriesOptions.zMax, Math.max(zMax, zCalcMax));
gl.uniform1i(isBubbleUniform, 1);
gl.uniform1i(isCircleUniform, 1);
gl.uniform1i(bubbleSizeAreaUniform, (series.options.sizeBy !== 'width'));
gl.uniform1i(bubbleSizeAbsUniform, series.options
.sizeByAbsoluteValue);
setUniform('bubbleZMin', zMin);
setUniform('bubbleZMax', zMax);
setUniform('bubbleZThreshold', series.options.zThreshold);
setUniform('bubbleMinSize', series.minPxSize);
setUniform('bubbleMaxSize', series.maxPxSize);
}
}
/**
* Set the Color uniform.
* @private
* @param color {Array<float>} - an array with RGBA values
*/
function setColor(color) {
if (gl && shaderProgram) {
gl.uniform4f(fillColorUniform, color[0] / 255.0, color[1] / 255.0, color[2] / 255.0, color[3]);
}
}
/**
* Set skip translation
* @private
*/
function setSkipTranslation(flag) {
if (gl && shaderProgram) {
gl.uniform1i(skipTranslationUniform, flag === true ? 1 : 0);
}
}
/**
* Set the perspective matrix
* @private
* @param m {Matrix4x4} - the matrix
*/
function setPMatrix(m) {
if (gl && shaderProgram) {
gl.uniformMatrix4fv(pUniform, false, m);
}
}
/**
* Set the point size.
* @private
* @param p {float} - point size
*/
function setPointSize(p) {
if (gl && shaderProgram) {
gl.uniform1f(psUniform, p);
}
}
/**
* Get the shader program handle
* @private
* @return {GLInt} - the handle for the program
*/
function getProgram() {
return shaderProgram;
}
if (gl) {
if (!createShader()) {
return false;
}
}
return {
psUniform: function () {
return psUniform;
},
pUniform: function () {
return pUniform;
},
fillColorUniform: function () {
return fillColorUniform;
},
setBubbleUniforms: setBubbleUniforms,
bind: bind,
program: getProgram,
create: createShader,
setUniform: setUniform,
setPMatrix: setPMatrix,
setColor: setColor,
setPointSize: setPointSize,
setSkipTranslation: setSkipTranslation,
setTexture: setTexture,
setDrawAsCircle: setDrawAsCircle,
reset: reset,
setInverted: setInverted,
destroy: destroy
};
}
export default GLShader;
highcharts/es-modules/Extensions/Boost/WGLVBuffer.js
+153
View File
@@ -0,0 +1,153 @@
/* *
*
* Copyright (c) 2019-2020 Highsoft AS
*
* Boost module: stripped-down renderer for higher performance
*
* License: highcharts.com/license
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
'use strict';
/* eslint-disable valid-jsdoc */
/**
* Vertex Buffer abstraction.
* A vertex buffer is a set of vertices which are passed to the GPU
* in a single call.
*
* @private
* @function GLVertexBuffer
*
* @param {WebGLContext} gl
* the context in which to create the buffer
*
* @param {GLShader} shader
* the shader to use
*
* @return {*}
*/
function GLVertexBuffer(gl, shader, dataComponents
/* , type */
) {
var buffer = false, vertAttribute = false, components = dataComponents || 2, preAllocated = false, iterator = 0,
// farray = false,
data;
// type = type || 'float';
/**
* @private
*/
function destroy() {
if (buffer) {
gl.deleteBuffer(buffer);
buffer = false;
vertAttribute = false;
}
iterator = 0;
components = dataComponents || 2;
data = [];
}
/**
* Build the buffer
* @private
* @param dataIn {Array<float>} - a 0 padded array of indices
* @param attrib {String} - the name of the Attribute to bind the buffer to
* @param dataComponents {Integer} - the number of components per. indice
*/
function build(dataIn, attrib, dataComponents) {
var farray;
data = dataIn || [];
if ((!data || data.length === 0) && !preAllocated) {
// console.error('trying to render empty vbuffer');
destroy();
return false;
}
components = dataComponents || components;
if (buffer) {
gl.deleteBuffer(buffer);
}
if (!preAllocated) {
farray = new Float32Array(data);
}
buffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, buffer);
gl.bufferData(gl.ARRAY_BUFFER, preAllocated || farray, gl.STATIC_DRAW);
// gl.bindAttribLocation(shader.program(), 0, 'aVertexPosition');
vertAttribute = gl.getAttribLocation(shader.program(), attrib);
gl.enableVertexAttribArray(vertAttribute);
// Trigger cleanup
farray = false;
return true;
}
/**
* Bind the buffer
* @private
*/
function bind() {
if (!buffer) {
return false;
}
// gl.bindAttribLocation(shader.program(), 0, 'aVertexPosition');
// gl.enableVertexAttribArray(vertAttribute);
// gl.bindBuffer(gl.ARRAY_BUFFER, buffer);
gl.vertexAttribPointer(vertAttribute, components, gl.FLOAT, false, 0, 0);
// gl.enableVertexAttribArray(vertAttribute);
}
/**
* Render the buffer
* @private
* @param from {Integer} - the start indice
* @param to {Integer} - the end indice
* @param drawMode {String} - the draw mode
*/
function render(from, to, drawMode) {
var length = preAllocated ? preAllocated.length : data.length;
if (!buffer) {
return false;
}
if (!length) {
return false;
}
if (!from || from > length || from < 0) {
from = 0;
}
if (!to || to > length) {
to = length;
}
drawMode = drawMode || 'points';
gl.drawArrays(gl[drawMode.toUpperCase()], from / components, (to - from) / components);
return true;
}
/**
* @private
*/
function push(x, y, a, b) {
if (preAllocated) { // && iterator <= preAllocated.length - 4) {
preAllocated[++iterator] = x;
preAllocated[++iterator] = y;
preAllocated[++iterator] = a;
preAllocated[++iterator] = b;
}
}
/**
* Note about pre-allocated buffers:
* - This is slower for charts with many series
* @private
*/
function allocate(size) {
size *= 4;
iterator = -1;
preAllocated = new Float32Array(size);
}
// /////////////////////////////////////////////////////////////////////////
return {
destroy: destroy,
bind: bind,
data: data,
build: build,
render: render,
allocate: allocate,
push: push
};
}
export default GLVertexBuffer;