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Removed affine2d_apply() and affine3d_apply()

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Revar Desmera
2020-03-15 11:50:41 -07:00
parent 93cdbf091d
commit 265db9fe5d
7 changed files with 17 additions and 62 deletions
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45
affine.scad
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@@ -118,28 +118,6 @@ function affine2d_chain(affines, _m=undef, _i=0) =
affine2d_chain(affines, _m=(is_undef(_m)? affines[_i] : affines[_i] * _m), _i=_i+1);
// Function: affine2d_apply()
// Usage:
// affine2d_apply(pts, affines)
// Description:
// Given a list of 3x3 affine2d transformation matrices, applies them in order to the points in the point list.
// Arguments:
// pts = A list of 2D points to transform.
// affines = A list of 3x3 affine2d matrices to apply, in order.
// Example:
// npts = affine2d_apply(
// pts = [for (x=[0:3]) [5*x,0]],
// affines =[
// affine2d_scale([3,1]),
// affine2d_rot(90),
// affine2d_translate([5,5])
// ]
// ); // Returns [[5,5], [5,20], [5,35], [5,50]]
function affine2d_apply(pts, affines) =
let(m = affine2d_chain(affines))
[for (p = pts) point2d(m * concat(point2d(p),[1]))];
// Section: Affine3d 4x4 Transformation Matrices
@@ -399,29 +377,6 @@ function affine3d_chain(affines, _m=undef, _i=0) =
affine3d_chain(affines, _m=(is_undef(_m)? affines[_i] : affines[_i] * _m), _i=_i+1);
// Function: affine3d_apply()
// Usage:
// affine3d_apply(pts, affines)
// Description:
// Given a list of affine3d transformation matrices, applies them in order to the points in the point list.
// Arguments:
// pts = A list of 3D points to transform.
// affines = A list of 4x4 matrices to apply, in order.
// Example:
// npts = affine3d_apply(
// pts = [for (x=[0:3]) [5*x,0,0]],
// affines =[
// affine3d_scale([2,1,1]),
// affine3d_zrot(90),
// affine3d_translate([5,5,10])
// ]
// ); // Returns [[5,5,10], [5,15,10], [5,25,10], [5,35,10]]
function affine3d_apply(pts, affines) =
let(m = affine3d_chain(affines))
[for (p = pts) point3d(m * concat(point3d(p),[1]))];
// Function: apply()
// Usage: apply(transform, points)
// Description: