hodapp/prosha
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Import some constants I should have imported months ago

Browse Source
This commit is contained in:
Chris Hodapp 2020-05-16 09:52:13 -04:00
parent 0e54d48f7b
commit d868674b45
1 changed files with 10 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
src/examples.rs
View File

@ -1,4 +1,5 @@
use std::rc::Rc;
use std::f32::consts::{FRAC_PI_2, PI};
use nalgebra::*;
use rand::Rng;
@ -14,7 +15,7 @@ use crate::prim;
pub fn cube_thing() -> Rule<()> {
// Quarter-turn in radians:
let qtr = std::f32::consts::FRAC_PI_2;
let qtr = FRAC_PI_2;
//let x = &Vector3::x_axis();
let y = &Vector3::y_axis();
let z = &Vector3::z_axis();
@ -81,8 +82,8 @@ pub fn barbs() -> Rule<()> {
});
let main_barb_xf = |i| {
id().rotate(&Vector3::z_axis(), -std::f32::consts::FRAC_PI_2 * (i as f32)).
rotate(&Vector3::y_axis(), -std::f32::consts::FRAC_PI_2).
id().rotate(&Vector3::z_axis(), -FRAC_PI_2 * (i as f32)).
rotate(&Vector3::y_axis(), -FRAC_PI_2).
translate(0.5, 0.0, 0.5)
};
let main_incr = id().translate(0.0, 0.0, 1.0).
@ -153,7 +154,7 @@ pub fn twist(f: f32, subdiv: usize) -> Rule<()> {
let count: usize = 4;
// Quarter-turn in radians:
let qtr = std::f32::consts::FRAC_PI_2;
let qtr = FRAC_PI_2;
let y = Vector3::y_axis();
let incr_inner = Transform::new().translate(-dx0, 0.0, 0.0).rotate(&y, ang).translate(dx0, dy, 0.0);
@ -311,7 +312,7 @@ pub fn nest_spiral_2() -> Rule<NestSpiral2Ctxt> {
let start = move |self_: Rc<Rule<NestSpiral2Ctxt>>| -> RuleEval<NestSpiral2Ctxt> {
let z = &Vector3::z_axis();
let child = |i: usize| -> Child<NestSpiral2Ctxt> {
let ang = std::f32::consts::PI * 2.0 * (i as f32) / (count as f32);
let ang = PI * 2.0 * (i as f32) / (count as f32);
Child {
rule: Rc::new(Rule {
eval: r.clone(),
@ -671,7 +672,7 @@ pub fn ramhorn() -> Rule<()> {
};
let opening_xform = |i| {
let r = std::f32::consts::FRAC_PI_2 * i;
let r = FRAC_PI_2 * i;
Transform::new().
rotate(&nalgebra::Vector3::z_axis(), r).
translate(0.25, 0.25, 1.0).
@ -794,7 +795,7 @@ pub fn ramhorn_branch(depth: usize, f: f32) -> Rule<RamHornCtxt> {
});
let opening_xform = |i| {
let r = std::f32::consts::FRAC_PI_2 * i;
let r = FRAC_PI_2 * i;
Transform::new().
rotate(&nalgebra::Vector3::z_axis(), r).
translate(0.25, 0.25, 0.0).
@ -967,7 +968,7 @@ pub fn ramhorn_branch_random(depth: usize, f: f32) -> Rule<RamHornCtxt2> {
});
let opening_xform = |i| {
let r = std::f32::consts::FRAC_PI_2 * i;
let r = FRAC_PI_2 * i;
Transform::new().
rotate(&nalgebra::Vector3::z_axis(), r).
translate(0.25, 0.25, 0.0).
@ -1148,7 +1149,7 @@ impl CurveHorn {
id_xform: nalgebra::geometry::Transform3::identity().to_homogeneous(),
flip180: nalgebra::geometry::Rotation3::from_axis_angle(
&nalgebra::Vector3::y_axis(),
std::f32::consts::PI).to_homogeneous(),
PI).to_homogeneous(),
incr: geometry::Rotation3::from_axis_angle(y, 0.1).to_homogeneous() *
Matrix4::new_scaling(0.95) *
geometry::Translation3::new(0.0, 0.0, 0.2).to_homogeneous(),