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oxihuman_morph/
sun_damage_morph.rs

1// Copyright (C) 2026 COOLJAPAN OU (Team KitaSan)
2// SPDX-License-Identifier: Apache-2.0
3#![allow(dead_code)]
4
5//! UV/sun damage skin morph stub.
6
7/// Sun damage severity.
8#[derive(Debug, Clone, Copy, PartialEq)]
9pub enum SunDamageSeverity {
10    None,
11    Mild,
12    Moderate,
13    Severe,
14}
15
16/// Sun damage morph controller.
17#[derive(Debug, Clone)]
18pub struct SunDamageMorph {
19    pub severity: SunDamageSeverity,
20    pub exposure_years: f32,
21    pub intensity: f32,
22    pub morph_count: usize,
23    pub enabled: bool,
24}
25
26impl SunDamageMorph {
27    pub fn new(morph_count: usize) -> Self {
28        SunDamageMorph {
29            severity: SunDamageSeverity::None,
30            exposure_years: 0.0,
31            intensity: 0.0,
32            morph_count,
33            enabled: true,
34        }
35    }
36}
37
38/// Create a new sun damage morph.
39pub fn new_sun_damage_morph(morph_count: usize) -> SunDamageMorph {
40    SunDamageMorph::new(morph_count)
41}
42
43/// Set severity.
44pub fn sdm_set_severity(morph: &mut SunDamageMorph, severity: SunDamageSeverity) {
45    morph.severity = severity;
46}
47
48/// Set accumulated exposure in years.
49pub fn sdm_set_exposure_years(morph: &mut SunDamageMorph, years: f32) {
50    morph.exposure_years = years.max(0.0);
51}
52
53/// Set overall intensity.
54pub fn sdm_set_intensity(morph: &mut SunDamageMorph, intensity: f32) {
55    morph.intensity = intensity.clamp(0.0, 1.0);
56}
57
58/// Evaluate morph weights (stub: uniform from intensity).
59pub fn sdm_evaluate(morph: &SunDamageMorph) -> Vec<f32> {
60    /* Stub: uniform weight from intensity */
61    if !morph.enabled || morph.morph_count == 0 {
62        return vec![];
63    }
64    vec![morph.intensity; morph.morph_count]
65}
66
67/// Enable or disable.
68pub fn sdm_set_enabled(morph: &mut SunDamageMorph, enabled: bool) {
69    morph.enabled = enabled;
70}
71
72/// Serialize to JSON-like string.
73pub fn sdm_to_json(morph: &SunDamageMorph) -> String {
74    let sev = match morph.severity {
75        SunDamageSeverity::None => "none",
76        SunDamageSeverity::Mild => "mild",
77        SunDamageSeverity::Moderate => "moderate",
78        SunDamageSeverity::Severe => "severe",
79    };
80    format!(
81        r#"{{"severity":"{}","exposure_years":{},"intensity":{},"morph_count":{},"enabled":{}}}"#,
82        sev, morph.exposure_years, morph.intensity, morph.morph_count, morph.enabled
83    )
84}
85
86#[cfg(test)]
87mod tests {
88    use super::*;
89
90    #[test]
91    fn test_default_severity() {
92        let m = new_sun_damage_morph(4);
93        assert_eq!(
94            m.severity,
95            SunDamageSeverity::None /* default severity must be None */
96        );
97    }
98
99    #[test]
100    fn test_set_severity() {
101        let mut m = new_sun_damage_morph(4);
102        sdm_set_severity(&mut m, SunDamageSeverity::Severe);
103        assert_eq!(
104            m.severity,
105            SunDamageSeverity::Severe /* severity must be set */
106        );
107    }
108
109    #[test]
110    fn test_exposure_years_clamp() {
111        let mut m = new_sun_damage_morph(4);
112        sdm_set_exposure_years(&mut m, -5.0);
113        assert!(m.exposure_years.abs() < 1e-6 /* exposure_years must not be negative */);
114    }
115
116    #[test]
117    fn test_intensity_clamp() {
118        let mut m = new_sun_damage_morph(4);
119        sdm_set_intensity(&mut m, 1.5);
120        assert!((m.intensity - 1.0).abs() < 1e-6 /* intensity clamped to 1.0 */);
121    }
122
123    #[test]
124    fn test_evaluate_length() {
125        let mut m = new_sun_damage_morph(6);
126        sdm_set_intensity(&mut m, 0.5);
127        assert_eq!(
128            sdm_evaluate(&m).len(),
129            6 /* output must match morph_count */
130        );
131    }
132
133    #[test]
134    fn test_evaluate_disabled() {
135        let mut m = new_sun_damage_morph(4);
136        sdm_set_enabled(&mut m, false);
137        assert!(sdm_evaluate(&m).is_empty() /* disabled must return empty */);
138    }
139
140    #[test]
141    fn test_evaluate_zero_count() {
142        let m = new_sun_damage_morph(0);
143        assert!(sdm_evaluate(&m).is_empty() /* zero count must return empty */);
144    }
145
146    #[test]
147    fn test_to_json_has_severity() {
148        let m = new_sun_damage_morph(4);
149        let j = sdm_to_json(&m);
150        assert!(j.contains("\"severity\"") /* JSON must have severity */);
151    }
152
153    #[test]
154    fn test_enabled_default() {
155        let m = new_sun_damage_morph(4);
156        assert!(m.enabled /* must be enabled by default */);
157    }
158
159    #[test]
160    fn test_evaluate_matches_intensity() {
161        let mut m = new_sun_damage_morph(3);
162        sdm_set_intensity(&mut m, 0.4);
163        let out = sdm_evaluate(&m);
164        assert!((out[0] - 0.4).abs() < 1e-5 /* evaluate must match intensity */);
165    }
166}