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Simplify a bit arc calculation

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This commit is contained in:
barsdeveloper
2025-01-24 19:32:24 +02:00
parent c356878e3f
commit 15a1769b95
10 changed files with 67 additions and 104 deletions
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4
js/Configuration.js
View File

@@ -81,7 +81,9 @@ export default class Configuration {
*/
static linkRightSVGPath = (start, c1, c2, arc = false) => {
const end = 100 - start
const mid = arc ? 100 : 50
const mid = arc
? 50 + (c2 - start)
: 50
const fin = arc ? end + c1 - start : end - c1 + start
return `M ${start} 0 C ${c1.toFixed(2)} 0, ${c2.toFixed(2)} 0, ${mid} 50 S ${fin.toFixed(2)} 100, `
+ `${end.toFixed(3)} 100`

58
js/template/LinkTemplate.js
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@@ -33,35 +33,13 @@ export default class LinkTemplate extends IFromToPositionedTemplate {
return x => a / x + q
}
/**
* Returns a function providing a clamped line passing through two points. It is clamped after and before the
* points. It is easier explained with the following ascii draw.
* b ______
* /
* /
* /
* ______/ a
*/
static clampedLine(a, b) {
if (a[0] > b[0]) {
const temp = a
a = b
b = temp
}
const m = (b[1] - a[1]) / (b[0] - a[0])
const q = a[1] - m * a[0]
return x => x < a[0]
? a[1]
: x > b[0]
? b[1]
: m * x + q
}
static clampedLine = x => Math.min(Math.max(0, x), 1)
static c1DecreasingValue = LinkTemplate.decreasingValue(-0.15, [100, 15])
static c2DecreasingValue = LinkTemplate.decreasingValue(-0.05, [500, 130])
static c2Clamped = LinkTemplate.clampedLine([0, 80], [200, 40])
static c2Clamped = x => -40 * LinkTemplate.clampedLine(x / 200) + 80
#uniqueId = `ueb-id-${Math.floor(Math.random() * 1E12)}`
@@ -150,7 +128,7 @@ export default class LinkTemplate extends IFromToPositionedTemplate {
knotTemplate.switchDirectionsVisually = rightPinsLocation < leftPinsLocation
}
}
let sameDirection = originPin?.isInputVisually() == targetPin?.isInputVisually()
let sameDirection = originPin?.isOutputVisually() == targetPin?.isOutputVisually()
// Actual computation
const dx = Math.max(Math.abs(this.element.fromX - this.element.toX), 1)
@@ -163,23 +141,28 @@ export default class LinkTemplate extends IFromToPositionedTemplate {
this.element.startPixels = dx < width // If under minimum width
? (width - dx) / 2 // Start from half the empty space
: 0 // Otherwise start from the beginning
this.element.startPercentage = xInverted ? this.element.startPixels + fillRatio * 100 : this.element.startPixels
const c1 =
this.element.startPercentage
+ (xInverted
? LinkTemplate.c1DecreasingValue(width)
: 10
const startPercentage = xInverted ? this.element.startPixels + fillRatio * 100 : this.element.startPixels
this.element.startPercentage = startPercentage
const c1 = startPercentage + (sameDirection
? 5
: (
(xInverted
? LinkTemplate.c1DecreasingValue(width)
: 10
)
* fillRatio
)
* fillRatio
)
const aspectRatio = dy / Math.max(30, dx)
const c2 = sameDirection
? (this.element.startPercentage + 50)
// ? 100 - Math.abs(100 - 2 * startPercentage) + 15
? 100 * LinkTemplate.clampedLine(startPercentage / 50) + 15
: (
LinkTemplate.c2Clamped(dx)
* LinkTemplate.sigmoidPositive(fillRatio * 1.2 + aspectRatio * 0.5, 1.5, 1.8)
+ this.element.startPercentage
+ startPercentage
)
this.element.svgPathD = Configuration.linkRightSVGPath(this.element.startPercentage, c1, c2, sameDirection)
this.element.svgPathD = Configuration.linkRightSVGPath(startPercentage, c1, c2, sameDirection)
}
createInputObjects() {
@@ -230,8 +213,11 @@ export default class LinkTemplate extends IFromToPositionedTemplate {
this.element.style.setProperty("--ueb-start-percentage", `${Math.round(this.element.startPercentage)}%`)
this.element.style.setProperty("--ueb-link-start", `${Math.round(this.element.startPixels)}`)
const mirrorV = (this.element.fromY > this.element.toY ? -1 : 1) // If from is below to => mirror
* (this.element.originatesFromInput ? -1 : 1) // Unless from refers to an input pin
* (this.element.originatesFromInput ? -1 : 1) // Unless fro refers to an input pin
* (this.element.source?.isInputVisually() && this.element.destination?.isInputVisually() ? -1 : 1)
const mirrorH = (this.element.source?.isInputVisually() && this.element.destination?.isInputVisually() ? -1 : 1)
this.element.style.setProperty("--ueb-link-scale-y", `${mirrorV}`)
this.element.style.setProperty("--ueb-link-scale-x", `${mirrorH}`)
}
render() {

15
js/template/pin/KnotPinTemplate.js
View File

@@ -1,5 +1,4 @@
import { html } from "lit"
import Utility from "../../Utility.js"
import MinimalPinTemplate from "./MinimalPinTemplate.js"
/** @extends MinimalPinTemplate<KnotEntity> */
@@ -15,15 +14,9 @@ export default class KnotPinTemplate extends MinimalPinTemplate {
}
getLinkLocation() {
const rect = (
this.element.isInput()
? /** @type {KnotNodeTemplate} */(this.element.nodeElement.template).outputPin.template
: this
)
.iconElement.getBoundingClientRect()
/** @type {Coordinates} */
const boundingLocation = [this.element.isInput() ? rect.left : rect.right + 1, (rect.top + rect.bottom) / 2]
const location = Utility.convertLocation(boundingLocation, this.blueprint.template.gridElement)
return this.blueprint.compensateTranslation(location[0], location[1])
if (this.element.isInput()) {
return this.oppositePin().getLinkLocation()
}
return super.getLinkLocation()
}
}

2
js/template/pin/PinTemplate.js
View File

@@ -174,7 +174,7 @@ export default class PinTemplate extends ITemplate {
getLinkLocation() {
const rect = this.iconElement.getBoundingClientRect()
/** @type {[Number, Number]} */
const boundingLocation = [this.element.isInput() ? rect.left : rect.right + 1, (rect.top + rect.bottom) / 2]
const boundingLocation = [this.element.isInputVisually() ? rect.left : rect.right + 1, (rect.top + rect.bottom) / 2]
const location = Utility.convertLocation(boundingLocation, this.blueprint.template.gridElement)
return this.blueprint.compensateTranslation(location[0], location[1])
}