fix: v2.12 全部 2D 画布上下颠倒修复(组合/编辑/效果图/AI变体)

- 根因: 四画布 ty 按 y 向上渲染, 而模型坐标 y 向下(v2.11 实证) → 样板内部布局颠倒 - 统一去翻转: ty 直接映射 + toModel 反演同步 + 顶底序归位 - WindoorCanvas: 尺寸手柄(右下角)/中梃竖向拖动 dy 符号/扇符号与标注位置同步修正 - 验证: 组合页 2D 与 3D 方向一致, 设计图纸 704 布局=官方平面图, ui-shots 6 页无报错
2026-09-23 04:23:04 -07:00
parent c2c6359a65
commit c780618a17
11 changed files with 48 additions and 23 deletions
@@ -54,7 +54,7 @@ let guides: { v: number[]; h: number[] } = { v: [], h: [] }

 function toModel(sx: number, sy: number): Pt {
  const { scale, midX, midY, W, H } = lastT
-  return { x: (sx - W / 2 - view.cx) / scale + midX, y: (H / 2 + view.cy - sy) / scale + midY }
+  return { x: (sx - W / 2 - view.cx) / scale + midX, y: (sy - H / 2 - view.cy) / scale + midY }
 }

 // ---------- 几何 ----------
@@ -202,7 +202,8 @@ function render() {
  const midX = (gb.x0 + gb.x1) / 2, midY = (gb.y0 + gb.y1) / 2
  lastT = { scale, midX, midY, W, H }
  const tx = (x: number) => W / 2 + (x - midX) * scale + view.cx
-  const ty = (y: number) => H / 2 - (y - midY) * scale + view.cy
+  // 模型坐标 y 向下(屏幕系): 直接映射, 不做上下翻转
+  const ty = (y: number) => H / 2 + (y - midY) * scale + view.cy

  ctx.lineJoin = 'round'
  for (const shape of props.shapes) {
@@ -225,7 +226,7 @@ function render() {
      const bb = bboxOf(rs.flat())
      ctx.strokeStyle = sel ? '#409eff' : '#5c6166'
      ctx.lineWidth = 3
-      ctx.strokeRect(tx(bb.x0), ty(bb.y1), (bb.x1 - bb.x0) * scale, (bb.y1 - bb.y0) * scale)
+      ctx.strokeRect(tx(bb.x0), ty(bb.y0), (bb.x1 - bb.x0) * scale, (bb.y1 - bb.y0) * scale)
    }
    // 中梃（按重放区域裁剪近似：画在其基底 bbox 内）
    const rb = rs.length ? bboxOf(rs.flat()) : null
@@ -254,7 +255,7 @@ function render() {
  if (selectedUid.value !== null) {
    const bb = unitBBox(selectedUid.value)
    if (bb) {
-      const x0 = tx(bb.x0), x1 = tx(bb.x1), y0 = ty(bb.y1), y1 = ty(bb.y0)
+      const x0 = tx(bb.x0), x1 = tx(bb.x1), y0 = ty(bb.y0), y1 = ty(bb.y1)
      ctx.strokeStyle = '#409eff'
      ctx.setLineDash([6, 4])
      ctx.lineWidth = 1.5
@@ -35,7 +35,7 @@ function render() {
  const scale = Math.min((W - pad * 2) / gw, (H - pad * 2) / gh)
  const ox = (W - gw * scale) / 2, oy = (H - gh * scale) / 2
  const tx = (x: number) => ox + (x - gb.x0) * scale
-  const ty = (y: number) => oy + (gb.y1 - y) * scale
+  const ty = (y: number) => oy + (y - gb.y0) * scale
  const tint = props.tint ?? '#cfe3ee'

  // 外墙投影
@@ -44,7 +44,7 @@ function render() {
  ctx.shadowBlur = 26
  ctx.shadowOffsetY = 10
  ctx.fillStyle = '#fdfdfc'
-  ctx.fillRect(tx(gb.x0) - 14, ty(gb.y1) - 14, gw * scale + 28, gh * scale + 28)
+  ctx.fillRect(tx(gb.x0) - 14, ty(gb.y0) - 14, gw * scale + 28, gh * scale + 28)
  ctx.restore()

  // 窗格玻璃：渐变 + 高光
@@ -52,7 +52,7 @@ function render() {
    for (const region of replayShape(shape).regions) {
      const rpts = regionPoints(region)
      const bb = bboxOf(rpts)
-      const gx = tx(bb.x0), gy = ty(bb.y1), gw2 = (bb.x1 - bb.x0) * scale, gh2 = (bb.y1 - bb.y0) * scale
+      const gx = tx(bb.x0), gy = ty(bb.y0), gw2 = (bb.x1 - bb.x0) * scale, gh2 = (bb.y1 - bb.y0) * scale
      const grad = ctx.createLinearGradient(gx, gy, gx + gw2, gy + gh2)
      grad.addColorStop(0, tint)
      grad.addColorStop(0.45, shade(tint, 18))
@@ -89,7 +89,7 @@ function render() {
  const outer = bboxOf(pts)
  ctx.strokeStyle = '#4a4e52'
  ctx.lineWidth = 5
-  ctx.strokeRect(tx(outer.x0) - 4, ty(outer.y1) - 4, (outer.x1 - outer.x0) * scale + 8, (outer.y1 - outer.y0) * scale + 8)
+  ctx.strokeRect(tx(outer.x0) - 4, ty(outer.y0) - 4, (outer.x1 - outer.x0) * scale + 8, (outer.y1 - outer.y0) * scale + 8)
 }

 /** 颜色明度调整（+亮/-暗） */
@@ -66,7 +66,7 @@ let lastTransform = { scale: 1, midX: 0, midY: 0, W: 0, H: 0 }

 function toModel(sx: number, sy: number): Pt {
  const { scale, midX, midY, W, H } = lastTransform
-  return { x: (sx - W / 2 - view.cx) / scale + midX, y: (H / 2 + view.cy - sy) / scale + midY }
+  return { x: (sx - W / 2 - view.cx) / scale + midX, y: (sy - H / 2 - view.cy) / scale + midY }
 }

 // ============ 分割树重放 ============
@@ -125,7 +125,7 @@ function onSizeInput() {
 function hitResizeHandle(sx: number, sy: number): 'w' | 'h' | 'wh' | null {
  const { scale, midX, midY, W, H } = lastTransform
  const x1 = W / 2 + (modelBox.x1 - midX) * scale + view.cx
-  const y1 = H / 2 - (modelBox.y0 - midY) * scale + view.cy
+  const y1 = H / 2 + (modelBox.y1 - midY) * scale + view.cy
  const TOL = 8
  const nearRight = Math.abs(sx - x1) < TOL && sy <= y1 + TOL
  const nearBottom = Math.abs(sy - y1) < TOL && sx <= x1 + TOL
@@ -139,7 +139,7 @@ function hitResizeHandle(sx: number, sy: number): 'w' | 'h' | 'wh' | null {
 function hitMullion(sx: number, sy: number): { shapeIdx: number; spIdx: number } | null {
  const { scale, midX, midY, W, H } = lastTransform
  const tx = (x: number) => W / 2 + (x - midX) * scale + view.cx
-  const ty = (y: number) => H / 2 - (y - midY) * scale + view.cy
+  const ty = (y: number) => H / 2 + (y - midY) * scale + view.cy
  let best: { shapeIdx: number; spIdx: number; d: number } | null = null
  replays.forEach((rp, shapeIdx) => {
    rp.clips.forEach(({ sp, bb }, spIdx) => {
@@ -183,8 +183,9 @@ function render() {
  const scale = fit * view.scale
  const midX = (modelBox.x0 + modelBox.x1) / 2, midY = (modelBox.y0 + modelBox.y1) / 2
  lastTransform = { scale, midX, midY, W, H }
+  // 模型坐标 y 向下(屏幕系): 直接映射, 不做上下翻转
  const tx = (x: number) => W / 2 + (x - midX) * scale + view.cx
-  const ty = (y: number) => H / 2 - (y - midY) * scale + view.cy
+  const ty = (y: number) => H / 2 + (y - midY) * scale + view.cy

  const glassAlpha = 'rgba(211,221,218,0.6)'
  const profile = '#5c6166'
@@ -193,7 +194,7 @@ function render() {
  dd.sm.forEach((shape, si) => drawFrame(ctx, shape, replays[si], si, tx, ty, { glassAlpha, profile }))

  if (props.editable) {
-    const x1 = tx(modelBox.x1), y1 = ty(modelBox.y0)
+    const x1 = tx(modelBox.x1), y1 = ty(modelBox.y1)
    ctx.fillStyle = '#409eff'
    ctx.fillRect(x1 - 5, y1 - 5, 10, 10)
    ctx.strokeStyle = '#fff'
@@ -233,7 +234,7 @@ function drawFrame(
  // 外框
  if (regions.length) {
    const bb = bboxOf(regions.flat())
-    const x0 = tx(bb.x0), y0 = ty(bb.y1), x1 = tx(bb.x1), y1 = ty(bb.y0)
+    const x0 = tx(bb.x0), y0 = ty(bb.y0), x1 = tx(bb.x1), y1 = ty(bb.y1)
    const ew = shape.fm?.ew ?? [60, 60, 60, 60]
    const avg = ew.reduce((a, b) => a + b, 0) / ew.length
    ctx.strokeStyle = cm.bn ?? color.profile
@@ -248,7 +249,7 @@ function drawFrame(
  // 扇(推断: 有效bd → polyId挂接区域 → 帧bbox按扇数均分) — 共享推断模块
  const glyphs = inferSashGlyphs(shape, rp).sashes
  for (const g of glyphs) {
-    const bx0 = tx(g.x0), bx1 = tx(g.x1), by0 = ty(g.y1), by1 = ty(g.y0)
+    const bx0 = tx(g.x0), bx1 = tx(g.x1), by0 = ty(g.y0), by1 = ty(g.y1)
    const w = bx1 - bx0, h = by1 - by0
    if (w < 4 || h < 4) continue
    ctx.save()
@@ -296,7 +297,7 @@ function drawFrame(
  // 尺寸标注
  if (regions.length) {
    const bb = bboxOf(regions.flat())
-    const x0 = tx(bb.x0), x1 = tx(bb.x1), y0 = ty(bb.y1), y1 = ty(bb.y0)
+    const x0 = tx(bb.x0), x1 = tx(bb.x1), y0 = ty(bb.y0), y1 = ty(bb.y1)
    const wmm = Math.round(bb.x1 - bb.x0), hmm = Math.round(bb.y1 - bb.y0)
    ctx.fillStyle = '#7a8087'
    ctx.font = '11px sans-serif'
@@ -322,7 +323,7 @@ function drawBar(
  bb: { x0: number; y0: number; x1: number; y1: number },
  tx: (x: number) => number, ty: (y: number) => number, isSelected: boolean, profile: string,
 ) {
-  const x0 = tx(bb.x0), x1 = tx(bb.x1), y0 = ty(bb.y1), y1 = ty(bb.y0)
+  const x0 = tx(bb.x0), x1 = tx(bb.x1), y0 = ty(bb.y0), y1 = ty(bb.y1)
  ctx.save()
  if (axis === 'v') {
    const px = tx(pos)
@@ -502,7 +503,7 @@ function onMove(e: MouseEvent) {
      const bb = clip?.bb ?? modelBox
      const { scale } = lastTransform
      const axis = spAxis(sp)
-      const delta = axis === 'v' ? (e.clientX - moveDrag.startX) / scale : -(e.clientY - moveDrag.startY) / scale
+      const delta = axis === 'v' ? (e.clientX - moveDrag.startX) / scale : (e.clientY - moveDrag.startY) / scale
      const lo = (axis === 'v' ? bb.x0 : bb.y0) + 30
      const hi = (axis === 'v' ? bb.x1 : bb.y1) - 30
      const newPos = Math.min(hi, Math.max(lo, moveDrag.startPos + delta))
@@ -89,14 +89,14 @@ export function renderAI(
  const ox = (W - gw * scale) / 2
  const oy = floorY - gh * scale - H * 0.12
  const tx = (x: number) => ox + (x - gb.x0) * scale
-  const ty = (y: number) => oy + (gb.y1 - y) * scale
+  const ty = (y: number) => oy + (y - gb.y0) * scale

  // 窗洞
  ctx.save()
  ctx.shadowColor = 'rgba(0,0,0,0.4)'
  ctx.shadowBlur = 30
  ctx.fillStyle = time === 'night' ? '#16233a' : sky[1]
-  ctx.fillRect(tx(gb.x0) - 10, ty(gb.y1) - 10, gw * scale + 20, gh * scale + 20)
+  ctx.fillRect(tx(gb.x0) - 10, ty(gb.y0) - 10, gw * scale + 20, gh * scale + 20)
  ctx.restore()

  // 玻璃
@@ -104,7 +104,7 @@ export function renderAI(
    for (const region of replayShape(shape).regions) {
      const rpts = regionPoints(region)
      const bb = bboxOf(rpts)
-      const gx = tx(bb.x0), gy = ty(bb.y1), w = (bb.x1 - bb.x0) * scale, h = (bb.y1 - bb.y0) * scale
+      const gx = tx(bb.x0), gy = ty(bb.y0), w = (bb.x1 - bb.x0) * scale, h = (bb.y1 - bb.y0) * scale
      const g = ctx.createLinearGradient(gx, gy, gx, gy + h)
      g.addColorStop(0, sky[0]); g.addColorStop(0.55, sky[1]); g.addColorStop(1, sky[2])
      ctx.save()
@@ -150,10 +150,10 @@ export function renderAI(
  // 外框
  ctx.strokeStyle = pal.frame
  ctx.lineWidth = 7
-  ctx.strokeRect(tx(gb.x0) - 4, ty(gb.y1) - 4, gw * scale + 8, gh * scale + 8)
+  ctx.strokeRect(tx(gb.x0) - 4, ty(gb.y0) - 4, gw * scale + 8, gh * scale + 8)
  ctx.strokeStyle = 'rgba(255,255,255,0.35)'
  ctx.lineWidth = 1.4
-  ctx.strokeRect(tx(gb.x0) - 1, ty(gb.y1) - 1, gw * scale + 2, gh * scale + 2)
+  ctx.strokeRect(tx(gb.x0) - 1, ty(gb.y0) - 1, gw * scale + 2, gh * scale + 2)

  // 地板光束
  if (time !== 'dusk') {