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Single backtick now used for all code quotes.

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This commit is contained in:
Chris Palmer
2020-12-24 16:04:59 +00:00
parent 04b98a3786
commit 4cac382581
49 changed files with 2459 additions and 2459 deletions
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12
utils/maths.scad
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@@ -33,7 +33,7 @@ function argcosh(x) = ln(x + sqrt(sqr(x) - 1)); //! inverse hyperbolic cosine
function argtanh(x) = ln((1 + x) / (1 - x)) / 2;//! inverse hyperbolic tangent
function argcoth(x) = ln((x + 1) / (x - 1)) / 2;//! inverse hyperbolic cotangent
function translate(v) = let(u = is_list(v) ? len(v) == 2 ? [v.x, v.y, 0] //! Generate a 4x4 translation matrix, ```v``` can be ```[x, y]```, ```[x, y, z]``` or ```z```
function translate(v) = let(u = is_list(v) ? len(v) == 2 ? [v.x, v.y, 0] //! Generate a 4x4 translation matrix, `v` can be `[x, y]`, `[x, y, z]` or `z`
: v
: [0, 0, v])
[ [1, 0, 0, u.x],
@@ -41,7 +41,7 @@ function translate(v) = let(u = is_list(v) ? len(v) == 2 ? [v.x, v.y, 0] //! Gen
[0, 0, 1, u.z],
[0, 0, 0, 1] ];
function rotate(a, v) = //! Generate a 4x4 rotation matrix, ```a``` can be a vector of three angles or a single angle around ```z```, or around axis ```v```
function rotate(a, v) = //! Generate a 4x4 rotation matrix, `a` can be a vector of three angles or a single angle around `z`, or around axis `v`
is_undef(v) ? let(av = is_list(a) ? a : [0, 0, a],
cx = cos(av[0]),
cy = cos(av[1]),
@@ -80,7 +80,7 @@ function rot2_z(a) = //! Generate a 2x2 matrix to rotate around z
[ [ c, -s],
[ s, c] ];
function scale(v) = let(s = is_list(v) ? v : [v, v, v]) //! Generate a 4x4 matrix that scales by ```v```, which can be a vector of xyz factors or a scalar to scale all axes equally
function scale(v) = let(s = is_list(v) ? v : [v, v, v]) //! Generate a 4x4 matrix that scales by `v`, which can be a vector of xyz factors or a scalar to scale all axes equally
[
[s.x, 0, 0, 0],
[0, s.y, 0, 0],
@@ -88,11 +88,11 @@ function scale(v) = let(s = is_list(v) ? v : [v, v, v]) //! Generate a 4x4 matr
[0, 0, 0, 1]
];
function vec3(v) = [v.x, v.y, v.z]; //! Return a 3 vector with the first three elements of ```v```
function vec4(v) = [v.x, v.y, v.z, 1]; //! Return a 4 vector with the first three elements of ```v```
function vec3(v) = [v.x, v.y, v.z]; //! Return a 3 vector with the first three elements of `v`
function vec4(v) = [v.x, v.y, v.z, 1]; //! Return a 4 vector with the first three elements of `v`
function transform(v, m) = vec3(m * [v.x, v.y, v.z, 1]); //! Apply 4x4 transform to a 3 vector by extending it and cropping it again
function transform_points(path, m) = [for(p = path) transform(p, m)]; //! Apply transform to a path
function unit(v) = let(n = norm(v)) n ? v / n : v; //! Convert ```v``` to a unit vector
function unit(v) = let(n = norm(v)) n ? v / n : v; //! Convert `v` to a unit vector
function transpose(m) = [ for(j = [0 : len(m[0]) - 1]) [ for(i = [0 : len(m) - 1]) m[i][j] ] ]; //! Transpose an arbitrary size matrix