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距离计算

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zh
2025-07-15 10:37:23 +08:00
parent 040049236d
commit 12fcb9fed7
14 changed files with 73 additions and 70 deletions
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6
src/Measure/MeasureSlopeDistance/index.js
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@ -75,7 +75,7 @@ class MeasureSlopeDistance extends Measure {
let l = this.clampPositions.length - 1
this.clampPositions.forEach((item, index) => {
if (index !== l) {
let d1 = this.computeDistance([item.position, this.clampPositions[index + 1].position])
let d1 = this.computeDistance2([item.position, this.clampPositions[index + 1].position])
let d2 = Math.abs(item.position.alt - this.clampPositions[index + 1].position.alt)
let d3 = Math.sqrt(d1 * d1 + d2 * d2)
total_length += d3
@ -235,7 +235,7 @@ class MeasureSlopeDistance extends Measure {
if (this.cachePositions.length) {
let cur_point = this.cartesian3Towgs84(cartesian, this.viewer)
let pre_p = this.cartesian3Towgs84(this.cachePositions[this.cachePositions.length - 1], this.viewer)
let d1 = this.computeDistance([pre_p, cur_point])
let d1 = this.computeDistance2([pre_p, cur_point])
let d2 = Math.abs(pre_p.alt - cur_point.alt)
let d3 = Math.sqrt(d1 * d1 + d2 * d2)
let cosAlpha = d1 / d3
@ -276,7 +276,7 @@ class MeasureSlopeDistance extends Measure {
}
computeAngle(start, end) {
let d1 = this.computeDistance([start, end])
let d1 = this.computeDistance2([start, end])
let d2 = Math.abs(start.alt - end.alt)
let d3 = Math.sqrt(d1 * d1 + d2 * d2)
let cosAlpha = d1 / d3