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MeshSurfaceSampler: Fix binary search edge condition.

Don McCurdy 5 年之前
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1e8e4fd028
共有 1 个文件被更改,包括 1 次插入1 次删除
  1. 1 1
      examples/jsm/math/MeshSurfaceSampler.js

+ 1 - 1
examples/jsm/math/MeshSurfaceSampler.js

@@ -128,7 +128,7 @@ var MeshSurfaceSampler = ( function () {
 
 
 				var mid = Math.floor( ( start + end ) / 2 );
 				var mid = Math.floor( ( start + end ) / 2 );
 
 
-				if ( dist[ mid - 1 ] <= x && dist[ mid ] > x ) {
+				if ( mid === 0 || dist[ mid - 1 ] <= x && dist[ mid ] > x ) {
 
 
 					index = mid;
 					index = mid;