StudioInfinity/dyna3
2
0
Fork 1
Code Issues 56 Pull requests 1 Projects 3 Releases 4 Wiki Activity Actions

Encapsulate the constraint problem data

Browse source 
This will make it easier for elements and regulators to write themselves
into the constraint problem.
This commit is contained in:
Aaron Fenyes 2025-03-24 23:21:55 -04:00
parent b86f176151
commit bb226c5f45
4 changed files with 172 additions and 167 deletions
Download patch file Download diff file Expand all files Collapse all files

25
app-proto/examples/point-on-sphere.rs
View file

@ -1,26 +1,19 @@
use nalgebra::DMatrix;
use dyna3::engine::{Q, point, realize_gram, sphere, PartialMatrix};
use dyna3::engine::{Q, point, realize_gram, sphere, ConstraintProblem};
fn main() {
let gram = {
let mut gram_to_be = PartialMatrix::new();
for j in 0..2 {
for k in j..2 {
gram_to_be.push_sym(j, k, if (j, k) == (1, 1) { 1.0 } else { 0.0 });
}
}
gram_to_be
};
let guess = DMatrix::from_columns(&[
let mut problem = ConstraintProblem::from_guess(&[
point(0.0, 0.0, 2.0),
sphere(0.0, 0.0, 0.0, 1.0)
]);
let frozen = [(3, 0)];
for j in 0..2 {
for k in j..2 {
problem.gram.push_sym(j, k, if (j, k) == (1, 1) { 1.0 } else { 0.0 });
}
}
problem.frozen.push((3, 0));
println!();
let (config, _, success, history) = realize_gram(
&gram, guess, &frozen,
1.0e-12, 0.5, 0.9, 1.1, 200, 110
&problem, 1.0e-12, 0.5, 0.9, 1.1, 200, 110
);
print!("\nCompleted Gram matrix:{}", config.tr_mul(&*Q) * &config);
print!("Configuration:{}", config);