From 8c837a9e50c29e66bdf5bd7ea2fd15b1a7d5d598 Mon Sep 17 00:00:00 2001
From: Normand Briere <nbriere@noware.ca>
Date: Mon, 29 Apr 2019 15:12:34 -0400
Subject: [PATCH] Use separators.
---
BoundaryRep.java | 12 +++++++++++-
1 files changed, 11 insertions(+), 1 deletions(-)
diff --git a/BoundaryRep.java b/BoundaryRep.java
index 05b3429..14a7921 100644
--- a/BoundaryRep.java
+++ b/BoundaryRep.java
@@ -3247,12 +3247,21 @@
max = ay;
}
+ if (max == 0)
+ {
+ uvmap[i2] = 0.5f;
+ uvmap[i2+1] = 0.5f;
+ continue;
+ }
+
x /= max;
y /= max;
double angle = Math.acos(Math.abs(z*2));
double k = angle / Math.PI * 2;
+
+ assert(k >= 0);
// k == 0 => uv = 0 (center)
// k == 1 => uv = -1,1 (border)
@@ -3268,7 +3277,8 @@
t = Math.pow(t, 3);
// Interpolate between k/length2 (center) and k (border)
- k = k / length2 * (1 - t) + k * t;
+ if (length2 > 0)
+ k *= (1 - t) / length2 + t;
double u = k*x;
double v = k*y;
--
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