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oxiphysics_geometry/implicit_geometry/
sdftriangularprism_traits.rs

1//! # SdfTriangularPrism - Trait Implementations
2//!
3//! This module contains trait implementations for `SdfTriangularPrism`.
4//!
5//! ## Implemented Traits
6//!
7//! - `Sdf`
8//!
9//! 🤖 Generated with [SplitRS](https://github.com/cool-japan/splitrs)
10
11use super::functions::*;
12use super::types::SdfTriangularPrism;
13
14impl Sdf for SdfTriangularPrism {
15    fn dist(&self, p: [f64; 3]) -> f64 {
16        let h = [self.side, self.half_height];
17        let q = [p[0].abs(), p[1], p[2].abs()];
18        let k = 3.0_f64.sqrt();
19        let qx = q[0] - clamp_f(q[0] - k * q[2], 0.0, 1.0) * h[0] / 2.0;
20        let qz = q[2] - clamp_f(q[0] - k * q[2], 0.0, 1.0) * h[0] / (2.0 * k);
21        let d1 = len2([qx, qz])
22            * if q[0] - h[0] / 2.0 < 0.0 && k * q[2] - q[0] < 0.0 {
23                -1.0
24            } else {
25                1.0
26            };
27        let d2 = q[1] - h[1];
28        -((-d1).max(-d2)).min(0.0) + len2([d1.max(0.0), d2.max(0.0)])
29    }
30}