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Adrian Mariano 2022-01-07 14:56:31 -05:00
parent d8aa4ced71
commit f395fe5aaf
3 changed files with 12 additions and 11 deletions
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16
beziers.scad
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@ -472,7 +472,7 @@ function bezpath_curve(bezpath, splinesteps=16, N=3, endpoint=true) =
// bez = [[0,0], [20,40], [60,-25], [80,0], // bez = [[0,0], [20,40], [60,-25], [80,0],
// [100,25], [140,25], [160,0]]; // [100,25], [140,25], [160,0]];
// pos = bezpath_closest_point(bez, pt); // pos = bezpath_closest_point(bez, pt);
// xy = bezier_path_point(bez,pos[0],pos[1]); // xy = bezpath_point(bez,pos[0],pos[1]);
// trace_bezier(bez, N=3); // trace_bezier(bez, N=3);
// color("red") translate(pt) sphere(r=1); // color("red") translate(pt) sphere(r=1);
// color("blue") translate(xy) sphere(r=1); // color("blue") translate(xy) sphere(r=1);
@ -615,7 +615,7 @@ function path_to_bezpath(path, closed, tangents, uniform=false, size, relsize) =
// Usage: // Usage:
// bezpath = bezpath_close_to_axis(bezpath, [axis], [N]); // bezpath = bezpath_close_to_axis(bezpath, [axis], [N]);
// Topics: Bezier Paths // Topics: Bezier Paths
// See Also: bezier_offset() // See Also: bezpath_offset()
// Description: // Description:
// Takes a 2D bezier path and closes it to the specified axis. // Takes a 2D bezier path and closes it to the specified axis.
// Arguments: // Arguments:
@ -658,7 +658,7 @@ function bezpath_close_to_axis(bezpath, axis="X", N=3) =
// Usage: // Usage:
// bezpath = bezpath_offset(offset, bezier, [N]); // bezpath = bezpath_offset(offset, bezier, [N]);
// Topics: Bezier Paths // Topics: Bezier Paths
// See Also: bezier_close_to_axis() // See Also: bezpath_close_to_axis()
// Description: // Description:
// Takes a 2D bezier path and closes it with a matching reversed path that is offset by the given `offset` [X,Y] distance. // Takes a 2D bezier path and closes it with a matching reversed path that is offset by the given `offset` [X,Y] distance.
// Arguments: // Arguments:
@ -869,7 +869,7 @@ function bez_end(pt,a,r,p) =
// ptgrid = bezier_patch_points(patch, LIST, LIST); // ptgrid = bezier_patch_points(patch, LIST, LIST);
// ptgrid = bezier_patch_points(patch, RANGE, RANGE); // ptgrid = bezier_patch_points(patch, RANGE, RANGE);
// Topics: Bezier Patches // Topics: Bezier Patches
// See Also: bezier_points(), bezier_curve(), bezier_path(), bezier_triangle_point() // See Also: bezier_points(), bezier_curve(), bezpath_curve(), bezier_triangle_point()
// Description: // Description:
// Given a square 2-dimensional array of (N+1) by (N+1) points size, that represents a Bezier Patch // Given a square 2-dimensional array of (N+1) by (N+1) points size, that represents a Bezier Patch
// of degree N, returns a point on that surface, at positions `u`, and `v`. A cubic bezier patch // of degree N, returns a point on that surface, at positions `u`, and `v`. A cubic bezier patch
@ -913,7 +913,7 @@ function bezier_patch_points(patch, u, v) =
// Usage: // Usage:
// pt = bezier_triangle_point(tri, u, v); // pt = bezier_triangle_point(tri, u, v);
// Topics: Bezier Patches // Topics: Bezier Patches
// See Also: bezier_points(), bezier_curve(), bezier_path(), bezier_patch_points() // See Also: bezier_points(), bezier_curve(), bezpath_curve(), bezier_patch_points()
// Description: // Description:
// Given a triangular 2-dimensional array of N+1 by (for the first row) N+1 points, // Given a triangular 2-dimensional array of N+1 by (for the first row) N+1 points,
// that represents a Bezier triangular patch of degree N, returns a point on // that represents a Bezier triangular patch of degree N, returns a point on
@ -987,7 +987,7 @@ function is_patch(x) =
// Usage: // Usage:
// vnf = bezier_patch(patch, [splinesteps], [style=]); // vnf = bezier_patch(patch, [splinesteps], [style=]);
// Topics: Bezier Patches // Topics: Bezier Patches
// See Also: bezier_points(), bezier_curve(), bezier_path(), bezier_patch_points(), bezier_triangle_point() // See Also: bezier_points(), bezier_curve(), bezpath_curve(), bezier_patch_points(), bezier_triangle_point()
// Description: // Description:
// Calculate vertices and faces for forming a partial polyhedron from the given bezier rectangular // Calculate vertices and faces for forming a partial polyhedron from the given bezier rectangular
// or triangular patch. Returns a [VNF structure](vnf.scad): a list containing two elements. The first is the // or triangular patch. Returns a [VNF structure](vnf.scad): a list containing two elements. The first is the
@ -1406,7 +1406,7 @@ function bezier_surface(patches=[], splinesteps=16, style="default") =
// Usage: // Usage:
// trace_bezier(bez, [size], [N=]); // trace_bezier(bez, [size], [N=]);
// Topics: Bezier Paths, Debugging // Topics: Bezier Paths, Debugging
// See Also: bezier_path() // See Also: bezpath_curve()
// Description: // Description:
// Renders 2D or 3D bezier paths and their associated control points. // Renders 2D or 3D bezier paths and their associated control points.
// Useful for debugging bezier paths. // Useful for debugging bezier paths.
@ -1428,7 +1428,7 @@ module trace_bezier(bezpath, width=1, N=3) {
assert(is_int(N)); assert(is_int(N));
assert(len(bezpath)%N == 1, str("A degree ",N," bezier path shound have a multiple of ",N," points in it, plus 1.")); assert(len(bezpath)%N == 1, str("A degree ",N," bezier path shound have a multiple of ",N," points in it, plus 1."));
$fn=8; $fn=8;
stroke(bezier_path(bezpath, N=N), width=width, color="cyan"); stroke(bezpath_curve(bezpath, N=N), width=width, color="cyan");
color("green") color("green")
if (N!=3) if (N!=3)
stroke(bezpath, width=width); stroke(bezpath, width=width);

2
geometry.scad
View file

@ -7,7 +7,7 @@
// Includes: // Includes:
// include <BOSL2/std.scad> // include <BOSL2/std.scad>
// FileGroup: Math // FileGroup: Math
// FileSummary: Line and plane intersections, circles from 3 points, etc. // FileSummary: Geometrical calculations including intersections of lines, circles and planes, circle from 3 points
// FileFootnotes: STD=Included in std.scad // FileFootnotes: STD=Included in std.scad
////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////

5
lists.scad
View file

@ -1,10 +1,11 @@
////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////
// LibFile: lists.scad // LibFile: lists.scad
// Functions for constructing and manipulating generic lists. // Functions for operating on generic lists. Provides functiosn for indexing lists, changing list
// structure, and constructing lists by rearranging or modifying another list.
// Includes: // Includes:
// include <BOSL2/std.scad> // include <BOSL2/std.scad>
// FileGroup: Data Management // FileGroup: Data Management
// FileSummary: Various list manipulation functions // FileSummary: List indexing, change list structure, rearrange/modify lists
// FileFootnotes: STD=Included in std.scad // FileFootnotes: STD=Included in std.scad
////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////