noteuclid/gear-teeth
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use a crown cutter

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it's not exactly correct for a bevel gear though
This commit is contained in:
numzero 2026-10-08 20:17:31 +03:00
parent 52baff44c3
commit e46b68003d
1 changed files with 7 additions and 1 deletions
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8
src/main.rs
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@ -55,6 +55,8 @@ fn main() {
let n_rack_teeth = 10;
let r_crown = 18.0;
let n_teeth = 36;
let n_teeth_sample = n_teeth;
let r_pitch = 0.5 * n_teeth as f32;
@ -95,7 +97,11 @@ fn main() {
let gear_offset = t * TPS - (n_teeth_sample as f32 + 5.0);
let rack_offset = (t * TPS).fract_gl();
let rack_y_at_x = |x, profile| rack_shape(x - rack_offset * PI, profile);
let rack_y_at_x = |x, profile| {
let angle = f32::atan2(x, r_crown);
let vx = angle * r_crown;
rack_shape(vx - rack_offset * PI, profile)
};
let cutter_y_at_x = |x| rack_y_at_x(x, &cutter_profile);
let kr_to_xy = |k, r: f32| {