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Fixed issue where would return true for a 2x2 matrix or an N=1 patch.

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Revar Desmera 2020-03-22 01:12:51 -07:00
parent e550909726
commit b2a2c00604
2 changed files with 12 additions and 3 deletions
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2
version.scad
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@ -8,7 +8,7 @@
//////////////////////////////////////////////////////////////////////
BOSL_VERSION = [2,0,211];
BOSL_VERSION = [2,0,212];
// Section: BOSL Library Version Functions

13
vnf.scad
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@ -24,8 +24,17 @@ EMPTY_VNF = [[],[]]; // The standard empty VNF with no vertices or faces.
// Function: is_vnf()
// Description: Returns true if the given value looks passingly like a VNF structure.
function is_vnf(x) = is_list(x) && len(x)==2 && is_list(x[0]) && is_list(x[1]) && (x[0]==[] || is_vector(x[0][0])) && (x[1]==[] || is_vector(x[1][0]));
// Usage:
// bool = is_vnf(x);
// Description:
// Returns true if the given value looks like a VNF structure.
function is_vnf(x) =
is_list(x) &&
len(x)==2 &&
is_list(x[0]) &&
is_list(x[1]) &&
(x[0]==[] || (len(x[0])>=3 && is_vector(x[0][0]))) &&
(x[1]==[] || is_vector(x[1][0]));
// Function: is_vnf_list()