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Added point4d(), path4d(), and fill arguments for pointN() and pathN()

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Revar Desmera 2019-05-26 14:25:55 -07:00
parent 15b8f9ba67
commit 59c050e19a
1 changed files with 26 additions and 4 deletions
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coords.scad
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@ -16,7 +16,8 @@
// If given a 3D point, removes the Z coordinate. // If given a 3D point, removes the Z coordinate.
// Arguments: // Arguments:
// p = The coordinates to force into a 2D vector/point. // p = The coordinates to force into a 2D vector/point.
function point2d(p) = [for (i=[0:1]) (p[i]==undef)? 0 : p[i]]; // fill = Value to fill missing values in vector with.
function point2d(p, fill=0) = [for (i=[0:1]) (p[i]==undef)? fill : p[i]];
// Function: path2d() // Function: path2d()
@ -25,7 +26,8 @@ function point2d(p) = [for (i=[0:1]) (p[i]==undef)? 0 : p[i]];
// If given a 3D point list, removes the Z coordinates from each point. // If given a 3D point list, removes the Z coordinates from each point.
// Arguments: // Arguments:
// points = A list of 2D or 3D points/vectors. // points = A list of 2D or 3D points/vectors.
function path2d(points) = [for (point = points) point2d(point)]; // fill = Value to fill missing values in vectors with.
function path2d(points, fill=0) = [for (point = points) point2d(point, fill=fill)];
// Function: point3d() // Function: point3d()
@ -33,7 +35,8 @@ function path2d(points) = [for (point = points) point2d(point)];
// Returns a 3D vector/point from a 2D or 3D vector. // Returns a 3D vector/point from a 2D or 3D vector.
// Arguments: // Arguments:
// p = The coordinates to force into a 3D vector/point. // p = The coordinates to force into a 3D vector/point.
function point3d(p) = [for (i=[0:2]) (p[i]==undef)? 0 : p[i]]; // fill = Value to fill missing values in vector with.
function point3d(p, fill=0) = [for (i=[0:2]) (p[i]==undef)? fill : p[i]];
// Function: path3d() // Function: path3d()
@ -41,7 +44,26 @@ function point3d(p) = [for (i=[0:2]) (p[i]==undef)? 0 : p[i]];
// Returns a list of 3D vectors/points from a list of 2D or 3D vectors/points. // Returns a list of 3D vectors/points from a list of 2D or 3D vectors/points.
// Arguments: // Arguments:
// points = A list of 2D or 3D points/vectors. // points = A list of 2D or 3D points/vectors.
function path3d(points) = [for (point = points) point3d(point)]; // fill = Value to fill missing values in vectors with.
function path3d(points, fill=0) = [for (point = points) point3d(point, fill=fill)];
// Function: point4d()
// Description:
// Returns a 4D vector/point from a 2D or 3D vector.
// Arguments:
// p = The coordinates to force into a 4D vector/point.
// fill = Value to fill missing values in vector with.
function point4d(p, fill=0) = [for (i=[0:3]) (p[i]==undef)? fill : p[i]];
// Function: path4d()
// Description:
// Returns a list of 4D vectors/points from a list of 2D or 3D vectors/points.
// Arguments:
// points = A list of 2D or 3D points/vectors.
// fill = Value to fill missing values in vectors with.
function path4d(points, fill=0) = [for (point = points) point4d(point, fill=fill)];
// Function: translate_points() // Function: translate_points()