Migrate RooflineHM and Scatter components

- With this commit, all SV4 components are migrated to SV5
This commit is contained in:
Christoph Kluge 2025-07-01 18:05:53 +02:00
parent 48150ffc8b
commit db674ec31d
2 changed files with 423 additions and 400 deletions

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@ -1,246 +1,262 @@
<!--
@component Roofline Model Plot as Heatmap of multiple Jobs based on Canvas
@component Roofline Model Plot as Heatmap of multiple Jobs based on Canvas
Properties:
- `subCluster GraphQL.SubCluster?`: SubCluster Object; contains required topology information [Default: null]
- **Note**: Object of first subCluster is used, how to handle multiple topologies within one cluster? [TODO]
- `tiles [[Float!]!]?`: Data tiles to be rendered [Default: null]
- `maxY Number?`: maximum flopRateSimd of all subClusters [Default: null]
- `width Number?`: Plot width (reactively adaptive) [Default: 500]
- `height Number?`: Plot height (reactively adaptive) [Default: 300]
-->
<script context="module">
const axesColor = '#aaaaaa'
const tickFontSize = 10
const labelFontSize = 12
const fontFamily = 'system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"'
const paddingLeft = 40,
paddingRight = 10,
paddingTop = 10,
paddingBottom = 50
function lineIntersect(x1, y1, x2, y2, x3, y3, x4, y4) {
let l = (y4 - y3) * (x2 - x1) - (x4 - x3) * (y2 - y1)
let a = ((x4 - x3) * (y1 - y3) - (y4 - y3) * (x1 - x3)) / l
return {
x: x1 + a * (x2 - x1),
y: y1 + a * (y2 - y1)
}
}
function axisStepFactor(i, size) {
if (size && size < 500)
return 10
if (i % 3 == 0)
return 2
else if (i % 3 == 1)
return 2.5
else
return 2
}
function render(ctx, data, subCluster, width, height, defaultMaxY) {
if (width <= 0)
return
const [minX, maxX, minY, maxY] = [0.01, 1000, 1., subCluster?.flopRateSimd?.value || defaultMaxY]
const w = width - paddingLeft - paddingRight
const h = height - paddingTop - paddingBottom
// Helpers:
const [log10minX, log10maxX, log10minY, log10maxY] =
[Math.log10(minX), Math.log10(maxX), Math.log10(minY), Math.log10(maxY)]
/* Value -> Pixel-Coordinate */
const getCanvasX = (x) => {
x = Math.log10(x)
x -= log10minX; x /= (log10maxX - log10minX)
return Math.round((x * w) + paddingLeft)
}
const getCanvasY = (y) => {
y = Math.log10(y)
y -= log10minY
y /= (log10maxY - log10minY)
return Math.round((h - y * h) + paddingTop)
}
// Axes
ctx.fillStyle = 'black'
ctx.strokeStyle = axesColor
ctx.font = `${tickFontSize}px ${fontFamily}`
ctx.beginPath()
for (let x = minX, i = 0; x <= maxX; i++) {
let px = getCanvasX(x)
let text = formatNumber(x)
let textWidth = ctx.measureText(text).width
ctx.fillText(text,
Math.floor(px - (textWidth / 2)),
height - paddingBottom + tickFontSize + 5)
ctx.moveTo(px, paddingTop - 5)
ctx.lineTo(px, height - paddingBottom + 5)
x *= axisStepFactor(i, w)
}
if (data.xLabel) {
ctx.font = `${labelFontSize}px ${fontFamily}`
let textWidth = ctx.measureText(data.xLabel).width
ctx.fillText(data.xLabel, Math.floor((width / 2) - (textWidth / 2)), height - 20)
}
ctx.textAlign = 'center'
ctx.font = `${tickFontSize}px ${fontFamily}`
for (let y = minY, i = 0; y <= maxY; i++) {
let py = getCanvasY(y)
ctx.moveTo(paddingLeft - 5, py)
ctx.lineTo(width - paddingRight + 5, py)
ctx.save()
ctx.translate(paddingLeft - 10, py)
ctx.rotate(-Math.PI / 2)
ctx.fillText(formatNumber(y), 0, 0)
ctx.restore()
y *= axisStepFactor(i)
}
if (data.yLabel) {
ctx.font = `${labelFontSize}px ${fontFamily}`
ctx.save()
ctx.translate(15, Math.floor(height / 2))
ctx.rotate(-Math.PI / 2)
ctx.fillText(data.yLabel, 0, 0)
ctx.restore()
}
ctx.stroke()
// Draw Data
if (data.tiles) {
const rows = data.tiles.length
const cols = data.tiles[0].length
const tileWidth = Math.ceil(w / cols)
const tileHeight = Math.ceil(h / rows)
let max = data.tiles.reduce((max, row) =>
Math.max(max, row.reduce((max, val) =>
Math.max(max, val)), 0), 0)
if (max == 0)
max = 1
const tileColor = val => `rgba(255, 0, 0, ${(val / max)})`
for (let i = 0; i < rows; i++) {
for (let j = 0; j < cols; j++) {
let px = paddingLeft + (j / cols) * w
let py = paddingTop + (h - (i / rows) * h) - tileHeight
ctx.fillStyle = tileColor(data.tiles[i][j])
ctx.fillRect(px, py, tileWidth, tileHeight)
}
}
}
// Draw roofs
ctx.strokeStyle = 'black'
ctx.lineWidth = 2
ctx.beginPath()
if (subCluster != null) {
const ycut = 0.01 * subCluster.memoryBandwidth.value
const scalarKnee = (subCluster.flopRateScalar.value - ycut) / subCluster.memoryBandwidth.value
const simdKnee = (subCluster.flopRateSimd.value - ycut) / subCluster.memoryBandwidth.value
const scalarKneeX = getCanvasX(scalarKnee),
simdKneeX = getCanvasX(simdKnee),
flopRateScalarY = getCanvasY(subCluster.flopRateScalar.value),
flopRateSimdY = getCanvasY(subCluster.flopRateSimd.value)
if (scalarKneeX < width - paddingRight) {
ctx.moveTo(scalarKneeX, flopRateScalarY)
ctx.lineTo(width - paddingRight, flopRateScalarY)
}
if (simdKneeX < width - paddingRight) {
ctx.moveTo(simdKneeX, flopRateSimdY)
ctx.lineTo(width - paddingRight, flopRateSimdY)
}
let x1 = getCanvasX(0.01),
y1 = getCanvasY(ycut),
x2 = getCanvasX(simdKnee),
y2 = flopRateSimdY
let xAxisIntersect = lineIntersect(
x1, y1, x2, y2,
0, height - paddingBottom, width, height - paddingBottom)
if (xAxisIntersect.x > x1) {
x1 = xAxisIntersect.x
y1 = xAxisIntersect.y
}
ctx.moveTo(x1, y1)
ctx.lineTo(x2, y2)
}
ctx.stroke()
}
</script>
Properties:
- `subCluster GraphQL.SubCluster?`: SubCluster Object; contains required topology information [Default: null]
- **Note**: Object of first subCluster is used, how to handle multiple topologies within one cluster? [TODO]
- `tiles [[Float!]!]?`: Data tiles to be rendered [Default: null]
- `maxY Number?`: maximum flopRateSimd of all subClusters [Default: null]
- `width Number?`: Plot width (reactively adaptive) [Default: 500]
- `height Number?`: Plot height (reactively adaptive) [Default: 300]
-->
<script>
import { onMount } from 'svelte'
import { formatNumber } from '../units.js'
import { onMount } from 'svelte'
import { formatNumber } from '../units.js'
export let subCluster = null
export let tiles = null
export let maxY = null
export let width = 500
export let height = 300
/* Svelte 5 Props */
let {
subCluster = null,
tiles = null,
maxY = null,
width = 500,
height = 300,
} = $props();
console.assert(tiles, "you must provide tiles!")
/* Check Before */
console.assert(tiles, "you must provide tiles!")
let ctx, canvasElement, prevWidth = width, prevHeight = height
const data = {
tiles: tiles,
xLabel: 'Intensity [FLOPS/byte]',
yLabel: 'Performance [GFLOPS]'
/* Const Init */
const axesColor = '#aaaaaa';
const tickFontSize = 10;
const labelFontSize = 12;
const fontFamily = 'system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"';
const paddingLeft = 40;
const paddingRight = 10;
const paddingTop = 10;
const paddingBottom = 5;
/* Var Init */
let timeoutId = null;
/* State Init */
let ctx = $state();
let canvasElement = $state();
let prevWidth = $state(width);
let prevHeight = $state(height);
/* Derived */
const data = $derived({
tiles: tiles,
xLabel: 'Intensity [FLOPS/byte]',
yLabel: 'Performance [GFLOPS]'
});
/* Effects */
$effect(() =>{
sizeChanged(width, height);
});
/* Functions */
function lineIntersect(x1, y1, x2, y2, x3, y3, x4, y4) {
let l = (y4 - y3) * (x2 - x1) - (x4 - x3) * (y2 - y1)
let a = ((x4 - x3) * (y1 - y3) - (y4 - y3) * (x1 - x3)) / l
return {
x: x1 + a * (x2 - x1),
y: y1 + a * (y2 - y1)
}
}
function axisStepFactor(i, size) {
if (size && size < 500)
return 10
if (i % 3 == 0)
return 2
else if (i % 3 == 1)
return 2.5
else
return 2
}
function render(ctx, data, subCluster, width, height, defaultMaxY) {
if (width <= 0)
return
const [minX, maxX, minY, maxY] = [0.01, 1000, 1., subCluster?.flopRateSimd?.value || defaultMaxY]
const w = width - paddingLeft - paddingRight
const h = height - paddingTop - paddingBottom
// Helpers:
const [log10minX, log10maxX, log10minY, log10maxY] =
[Math.log10(minX), Math.log10(maxX), Math.log10(minY), Math.log10(maxY)]
/* Value -> Pixel-Coordinate */
const getCanvasX = (x) => {
x = Math.log10(x)
x -= log10minX; x /= (log10maxX - log10minX)
return Math.round((x * w) + paddingLeft)
}
const getCanvasY = (y) => {
y = Math.log10(y)
y -= log10minY
y /= (log10maxY - log10minY)
return Math.round((h - y * h) + paddingTop)
}
onMount(() => {
ctx = canvasElement.getContext('2d')
if (prevWidth != width || prevHeight != height) {
sizeChanged()
return
// Axes
ctx.fillStyle = 'black'
ctx.strokeStyle = axesColor
ctx.font = `${tickFontSize}px ${fontFamily}`
ctx.beginPath()
for (let x = minX, i = 0; x <= maxX; i++) {
let px = getCanvasX(x)
let text = formatNumber(x)
let textWidth = ctx.measureText(text).width
ctx.fillText(text,
Math.floor(px - (textWidth / 2)),
height - paddingBottom + tickFontSize + 5)
ctx.moveTo(px, paddingTop - 5)
ctx.lineTo(px, height - paddingBottom + 5)
x *= axisStepFactor(i, w)
}
if (data.xLabel) {
ctx.font = `${labelFontSize}px ${fontFamily}`
let textWidth = ctx.measureText(data.xLabel).width
ctx.fillText(data.xLabel, Math.floor((width / 2) - (textWidth / 2)), height - 20)
}
ctx.textAlign = 'center'
ctx.font = `${tickFontSize}px ${fontFamily}`
for (let y = minY, i = 0; y <= maxY; i++) {
let py = getCanvasY(y)
ctx.moveTo(paddingLeft - 5, py)
ctx.lineTo(width - paddingRight + 5, py)
ctx.save()
ctx.translate(paddingLeft - 10, py)
ctx.rotate(-Math.PI / 2)
ctx.fillText(formatNumber(y), 0, 0)
ctx.restore()
y *= axisStepFactor(i)
}
if (data.yLabel) {
ctx.font = `${labelFontSize}px ${fontFamily}`
ctx.save()
ctx.translate(15, Math.floor(height / 2))
ctx.rotate(-Math.PI / 2)
ctx.fillText(data.yLabel, 0, 0)
ctx.restore()
}
ctx.stroke()
// Draw Data
if (data.tiles) {
const rows = data.tiles.length
const cols = data.tiles[0].length
const tileWidth = Math.ceil(w / cols)
const tileHeight = Math.ceil(h / rows)
let max = data.tiles.reduce((max, row) =>
Math.max(max, row.reduce((max, val) =>
Math.max(max, val)), 0), 0)
if (max == 0)
max = 1
const tileColor = val => `rgba(255, 0, 0, ${(val / max)})`
for (let i = 0; i < rows; i++) {
for (let j = 0; j < cols; j++) {
let px = paddingLeft + (j / cols) * w
let py = paddingTop + (h - (i / rows) * h) - tileHeight
ctx.fillStyle = tileColor(data.tiles[i][j])
ctx.fillRect(px, py, tileWidth, tileHeight)
}
canvasElement.width = width
canvasElement.height = height
render(ctx, data, subCluster, width, height, maxY)
})
let timeoutId = null
function sizeChanged() {
if (!ctx)
return
if (timeoutId != null)
clearTimeout(timeoutId)
prevWidth = width
prevHeight = height
timeoutId = setTimeout(() => {
if (!canvasElement)
return
timeoutId = null
canvasElement.width = width
canvasElement.height = height
render(ctx, data, subCluster, width, height, maxY)
}, 250)
}
}
$: sizeChanged(width, height)
// Draw roofs
ctx.strokeStyle = 'black'
ctx.lineWidth = 2
ctx.beginPath()
if (subCluster != null) {
const ycut = 0.01 * subCluster.memoryBandwidth.value
const scalarKnee = (subCluster.flopRateScalar.value - ycut) / subCluster.memoryBandwidth.value
const simdKnee = (subCluster.flopRateSimd.value - ycut) / subCluster.memoryBandwidth.value
const scalarKneeX = getCanvasX(scalarKnee),
simdKneeX = getCanvasX(simdKnee),
flopRateScalarY = getCanvasY(subCluster.flopRateScalar.value),
flopRateSimdY = getCanvasY(subCluster.flopRateSimd.value)
if (scalarKneeX < width - paddingRight) {
ctx.moveTo(scalarKneeX, flopRateScalarY)
ctx.lineTo(width - paddingRight, flopRateScalarY)
}
if (simdKneeX < width - paddingRight) {
ctx.moveTo(simdKneeX, flopRateSimdY)
ctx.lineTo(width - paddingRight, flopRateSimdY)
}
let x1 = getCanvasX(0.01),
y1 = getCanvasY(ycut),
x2 = getCanvasX(simdKnee),
y2 = flopRateSimdY
let xAxisIntersect = lineIntersect(
x1, y1, x2, y2,
0, height - paddingBottom, width, height - paddingBottom)
if (xAxisIntersect.x > x1) {
x1 = xAxisIntersect.x
y1 = xAxisIntersect.y
}
ctx.moveTo(x1, y1)
ctx.lineTo(x2, y2)
}
ctx.stroke()
}
/* On Mount */
onMount(() => {
ctx = canvasElement.getContext('2d')
if (prevWidth != width || prevHeight != height) {
sizeChanged()
return
}
canvasElement.width = width
canvasElement.height = height
render(ctx, data, subCluster, width, height, maxY)
})
function sizeChanged() {
if (!ctx)
return
if (timeoutId != null)
clearTimeout(timeoutId)
prevWidth = width
prevHeight = height
timeoutId = setTimeout(() => {
if (!canvasElement)
return
timeoutId = null
canvasElement.width = width
canvasElement.height = height
render(ctx, data, subCluster, width, height, maxY)
}, 250)
}
</script>
<div class="cc-plot">
<canvas bind:this={canvasElement} width="{prevWidth}" height="{prevHeight}"></canvas>
<canvas bind:this={canvasElement} width="{prevWidth}" height="{prevHeight}"></canvas>
</div>

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@ -1,187 +1,194 @@
<!--
@component Scatter plot of two metrics at identical timesteps, based on canvas
@component Scatter plot of two metrics at identical timesteps, based on canvas
Properties:
- `X [Number]`: Data from first selected metric as X-values
- `Y [Number]`: Data from second selected metric as Y-values
- `S GraphQl.TimeWeights.X?`: Float to scale the data with [Default: null]
- `color String`: Color of the drawn scatter circles
- `width Number`:
- `height Number`:
- `xLabel String`:
- `yLabel String`:
Properties:
- `X [Number]`: Data from first selected metric as X-values
- `Y [Number]`: Data from second selected metric as Y-values
- `S GraphQl.TimeWeights.X?`: Float to scale the data with [Default: null]
- `color String`: Color of the drawn scatter circles
- `width Number`:
- `height Number`:
- `xLabel String`:
- `yLabel String`:
-->
<script context="module">
import { formatNumber } from '../units.js'
const axesColor = '#aaaaaa'
const fontSize = 12
const fontFamily = 'system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"'
const paddingLeft = 40,
paddingRight = 10,
paddingTop = 10,
paddingBottom = 50
function getStepSize(valueRange, pixelRange, minSpace) {
const proposition = valueRange / (pixelRange / minSpace);
const getStepSize = n => Math.pow(10, Math.floor(n / 3)) *
(n < 0 ? [1., 5., 2.][-n % 3] : [1., 2., 5.][n % 3]);
let n = 0;
let stepsize = getStepSize(n);
while (true) {
let bigger = getStepSize(n + 1);
if (proposition > bigger) {
n += 1;
stepsize = bigger;
} else {
return stepsize;
}
}
}
function render(ctx, X, Y, S, color, xLabel, yLabel, width, height) {
if (width <= 0)
return;
const [minX, minY] = [0., 0.];
let maxX = X ? X.reduce((maxX, x) => Math.max(maxX, x), minX) : 1.0;
let maxY = Y ? Y.reduce((maxY, y) => Math.max(maxY, y), minY) : 1.0;
const w = width - paddingLeft - paddingRight;
const h = height - paddingTop - paddingBottom;
if (maxX == 0 && maxY == 0) {
maxX = 1;
maxY = 1;
}
/* Value -> Pixel-Coordinate */
const getCanvasX = (x) => {
x -= minX; x /= (maxX - minX);
return Math.round((x * w) + paddingLeft);
};
const getCanvasY = (y) => {
y -= minY; y /= (maxY - minY);
return Math.round((h - y * h) + paddingTop);
};
// Draw Data
let size = 3
if (S && X && Y) {
let max = S.reduce((max, s, i) => (X[i] == null || Y[i] == null || Number.isNaN(X[i]) || Number.isNaN(Y[i])) ? max : Math.max(max, s), 0)
size = (w / 15) / max
}
ctx.fillStyle = color;
if (X?.length > 0) {
for (let i = 0; i < X.length; i++) {
let x = X[i], y = Y[i];
if (x == null || y == null || Number.isNaN(x) || Number.isNaN(y))
continue;
const s = S ? S[i] * size : size;
const px = getCanvasX(x);
const py = getCanvasY(y);
ctx.beginPath();
ctx.arc(px, py, s, 0, Math.PI * 2, false);
ctx.fill();
}
}
// Axes
ctx.fillStyle = '#000000'
ctx.strokeStyle = axesColor;
ctx.font = `${fontSize}px ${fontFamily}`;
ctx.beginPath();
const stepsizeX = getStepSize(maxX, w, 75);
for (let x = minX, i = 0; x <= maxX; i++) {
let px = getCanvasX(x);
let text = formatNumber(x);
let textWidth = ctx.measureText(text).width;
ctx.fillText(text,
Math.floor(px - (textWidth / 2)),
height - paddingBottom + fontSize + 5);
ctx.moveTo(px, paddingTop - 5);
ctx.lineTo(px, height - paddingBottom + 5);
x += stepsizeX;
}
if (xLabel) {
let textWidth = ctx.measureText(xLabel).width;
ctx.fillText(xLabel, Math.floor((width / 2) - (textWidth / 2)), height - 20);
}
ctx.textAlign = 'center';
const stepsizeY = getStepSize(maxY, h, 75);
for (let y = minY, i = 0; y <= maxY; i++) {
let py = getCanvasY(y);
ctx.moveTo(paddingLeft - 5, py);
ctx.lineTo(width - paddingRight + 5, py);
ctx.save();
ctx.translate(paddingLeft - 10, py);
ctx.rotate(-Math.PI / 2);
ctx.fillText(formatNumber(y), 0, 0);
ctx.restore();
y += stepsizeY;
}
if (yLabel) {
ctx.save();
ctx.translate(15, Math.floor(height / 2));
ctx.rotate(-Math.PI / 2);
ctx.fillText(yLabel, 0, 0);
ctx.restore();
}
ctx.stroke();
}
</script>
<script>
import { onMount } from 'svelte';
import { onMount } from 'svelte';
import { formatNumber } from '../units.js'
export let X;
export let Y;
export let S = null;
export let color = '#0066cc';
export let width = 250;
export let height = 300;
export let xLabel;
export let yLabel;
/* Svelte 5 Props */
let {
X,
Y,
S = null,
color = '#0066cc',
width = 250,
height = 300,
xLabel,
yLabel,
} = $props();
let ctx;
let canvasElement;
/* Const Init */
const axesColor = '#aaaaaa';
const fontSize = 12;
const fontFamily = 'system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji"';
const paddingLeft = 40;
const paddingRight = 10;
const paddingTop = 10;
const paddingBottom = 50;
onMount(() => {
canvasElement.width = width;
canvasElement.height = height;
ctx = canvasElement.getContext('2d');
render(ctx, X, Y, S, color, xLabel, yLabel, width, height);
});
/* Var Init */
let timeoutId = null;
let timeoutId = null;
function sizeChanged() {
if (timeoutId != null)
clearTimeout(timeoutId);
/* State Init */
let ctx = $state();
let canvasElement = $state();
timeoutId = setTimeout(() => {
timeoutId = null;
if (!canvasElement)
return;
/* Effects */
$effect(() => {
sizeChanged(width, height);
});
canvasElement.width = width;
canvasElement.height = height;
ctx = canvasElement.getContext('2d');
render(ctx, X, Y, S, color, xLabel, yLabel, width, height);
}, 250);
/* Functions */
function getStepSize(valueRange, pixelRange, minSpace) {
const proposition = valueRange / (pixelRange / minSpace);
const getStepSize = n => Math.pow(10, Math.floor(n / 3)) *
(n < 0 ? [1., 5., 2.][-n % 3] : [1., 2., 5.][n % 3]);
let n = 0;
let stepsize = getStepSize(n);
while (true) {
let bigger = getStepSize(n + 1);
if (proposition > bigger) {
n += 1;
stepsize = bigger;
} else {
return stepsize;
}
}
}
function sizeChanged() {
if (timeoutId != null)
clearTimeout(timeoutId);
timeoutId = setTimeout(() => {
timeoutId = null;
if (!canvasElement)
return;
canvasElement.width = width;
canvasElement.height = height;
ctx = canvasElement.getContext('2d');
render(ctx, X, Y, S, color, xLabel, yLabel, width, height);
}, 250);
}
function render(ctx, X, Y, S, color, xLabel, yLabel, width, height) {
if (width <= 0)
return;
const [minX, minY] = [0., 0.];
let maxX = X ? X.reduce((maxX, x) => Math.max(maxX, x), minX) : 1.0;
let maxY = Y ? Y.reduce((maxY, y) => Math.max(maxY, y), minY) : 1.0;
const w = width - paddingLeft - paddingRight;
const h = height - paddingTop - paddingBottom;
if (maxX == 0 && maxY == 0) {
maxX = 1;
maxY = 1;
}
$: sizeChanged(width, height);
/* Value -> Pixel-Coordinate */
const getCanvasX = (x) => {
x -= minX; x /= (maxX - minX);
return Math.round((x * w) + paddingLeft);
};
const getCanvasY = (y) => {
y -= minY; y /= (maxY - minY);
return Math.round((h - y * h) + paddingTop);
};
// Draw Data
let size = 3
if (S && X && Y) {
let max = S.reduce((max, s, i) => (X[i] == null || Y[i] == null || Number.isNaN(X[i]) || Number.isNaN(Y[i])) ? max : Math.max(max, s), 0)
size = (w / 15) / max
}
ctx.fillStyle = color;
if (X?.length > 0) {
for (let i = 0; i < X.length; i++) {
let x = X[i], y = Y[i];
if (x == null || y == null || Number.isNaN(x) || Number.isNaN(y))
continue;
const s = S ? S[i] * size : size;
const px = getCanvasX(x);
const py = getCanvasY(y);
ctx.beginPath();
ctx.arc(px, py, s, 0, Math.PI * 2, false);
ctx.fill();
}
}
// Axes
ctx.fillStyle = '#000000'
ctx.strokeStyle = axesColor;
ctx.font = `${fontSize}px ${fontFamily}`;
ctx.beginPath();
const stepsizeX = getStepSize(maxX, w, 75);
for (let x = minX, i = 0; x <= maxX; i++) {
let px = getCanvasX(x);
let text = formatNumber(x);
let textWidth = ctx.measureText(text).width;
ctx.fillText(text,
Math.floor(px - (textWidth / 2)),
height - paddingBottom + fontSize + 5);
ctx.moveTo(px, paddingTop - 5);
ctx.lineTo(px, height - paddingBottom + 5);
x += stepsizeX;
}
if (xLabel) {
let textWidth = ctx.measureText(xLabel).width;
ctx.fillText(xLabel, Math.floor((width / 2) - (textWidth / 2)), height - 20);
}
ctx.textAlign = 'center';
const stepsizeY = getStepSize(maxY, h, 75);
for (let y = minY, i = 0; y <= maxY; i++) {
let py = getCanvasY(y);
ctx.moveTo(paddingLeft - 5, py);
ctx.lineTo(width - paddingRight + 5, py);
ctx.save();
ctx.translate(paddingLeft - 10, py);
ctx.rotate(-Math.PI / 2);
ctx.fillText(formatNumber(y), 0, 0);
ctx.restore();
y += stepsizeY;
}
if (yLabel) {
ctx.save();
ctx.translate(15, Math.floor(height / 2));
ctx.rotate(-Math.PI / 2);
ctx.fillText(yLabel, 0, 0);
ctx.restore();
}
ctx.stroke();
}
/* On Mount */
onMount(() => {
canvasElement.width = width;
canvasElement.height = height;
ctx = canvasElement.getContext('2d');
render(ctx, X, Y, S, color, xLabel, yLabel, width, height);
});
</script>
<div class="cc-plot" bind:clientWidth={width}>
<canvas bind:this={canvasElement} {width} {height}></canvas>
<canvas bind:this={canvasElement} {width} {height}></canvas>
</div>