sergisergio /
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| @@ 5158-5176 (lines=19) @@ | ||
| 5155 | fm = (lx - rx) / (ry - ly); |
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| 5156 | fb = fy - fm * fx; |
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| 5157 | if (fm < -1 || fm > 1) { |
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| 5158 | if (lx > rx) { |
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| 5159 | if (!va) va = { |
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| 5160 | x: (y0 - fb) / fm, |
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| 5161 | y: y0 |
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| 5162 | }; else if (va.y >= y1) return; |
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| 5163 | vb = { |
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| 5164 | x: (y1 - fb) / fm, |
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| 5165 | y: y1 |
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| 5166 | }; |
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| 5167 | } else { |
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| 5168 | if (!va) va = { |
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| 5169 | x: (y1 - fb) / fm, |
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| 5170 | y: y1 |
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| 5171 | }; else if (va.y < y0) return; |
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| 5172 | vb = { |
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| 5173 | x: (y0 - fb) / fm, |
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| 5174 | y: y0 |
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| 5175 | }; |
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| 5176 | } |
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| 5177 | } else { |
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| 5178 | if (ly < ry) { |
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| 5179 | if (!va) va = { |
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| @@ 5135-5153 (lines=19) @@ | ||
| 5132 | var va = edge.a, x0 = extent[0][0], x1 = extent[1][0], y0 = extent[0][1], y1 = extent[1][1], lSite = edge.l, rSite = edge.r, lx = lSite.x, ly = lSite.y, rx = rSite.x, ry = rSite.y, fx = (lx + rx) / 2, fy = (ly + ry) / 2, fm, fb; |
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| 5133 | if (ry === ly) { |
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| 5134 | if (fx < x0 || fx >= x1) return; |
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| 5135 | if (lx > rx) { |
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| 5136 | if (!va) va = { |
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| 5137 | x: fx, |
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| 5138 | y: y0 |
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| 5139 | }; else if (va.y >= y1) return; |
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| 5140 | vb = { |
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| 5141 | x: fx, |
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| 5142 | y: y1 |
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| 5143 | }; |
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| 5144 | } else { |
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| 5145 | if (!va) va = { |
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| 5146 | x: fx, |
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| 5147 | y: y1 |
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| 5148 | }; else if (va.y < y0) return; |
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| 5149 | vb = { |
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| 5150 | x: fx, |
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| 5151 | y: y0 |
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| 5152 | }; |
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| 5153 | } |
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| 5154 | } else { |
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| 5155 | fm = (lx - rx) / (ry - ly); |
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| 5156 | fb = fy - fm * fx; |
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