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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 | 5x | /**
* Muscle system type definitions for realistic body tension and physiology
*
* Implements dynamic muscle flex and tension visualization during combat techniques.
* Muscles expand (up to +30%) during technique execution and relax gradually afterward.
*
* @module types/muscle
* @category Combat Systems
* @korean 근육시스템타입정의
*/
import type * as THREE from "three";
/**
* Muscle group names for anatomical targeting
*
* @korean 근육그룹이름
*/
export type MuscleGroupName =
| "SHOULDER_L"
| "SHOULDER_R"
| "BICEP_L"
| "BICEP_R"
| "TRICEP_L"
| "TRICEP_R"
| "FOREARM_L"
| "FOREARM_R"
| "PECTORALS"
| "CORE"
| "ABS"
| "OBLIQUES"
| "QUAD_L"
| "QUAD_R"
| "HAMSTRING_L"
| "HAMSTRING_R"
| "CALF_L"
| "CALF_R"
| "GLUTE_L"
| "GLUTE_R";
/**
* Muscle group definition with anatomical positioning and flex properties
*
* @korean 근육그룹정의
*/
export interface MuscleGroup {
/** Unique muscle group name */
readonly name: MuscleGroupName;
/** Base scale when relaxed (normal size) */
readonly baseScale: THREE.Vector3;
/** Maximum scale when fully flexed (+30% size) */
readonly maxFlexScale: THREE.Vector3;
/** Position relative to character center */
readonly position: THREE.Vector3;
/** Geometry parameters for creating instances */
readonly geometryParams: {
readonly radius: number;
readonly length: number;
readonly capSegments: number;
readonly radialSegments: number;
};
/** Korean name for bilingual support */
readonly korean: string;
/** English name for bilingual support */
readonly english: string;
}
/**
* Real-time muscle activation state for a single muscle group
*
* Updated at 60fps during combat animations.
*
* @korean 근육활성화상태
*/
export interface MuscleActivationState {
/** Muscle group identifier */
readonly muscleGroup: MuscleGroupName;
/** Current tension level (0.0 = relaxed, 1.0 = maximum flex) */
tension: number;
/** Target tension level for smooth transitions (mutable for performance) */
targetTension: number;
/** Whether this muscle is currently shaking due to exhaustion */
isShaking: boolean;
}
/**
* Muscle activation mapping for techniques
*
* Maps muscle groups to their target tension levels (0-1) for a specific technique.
*
* @example
* ```typescript
* const jabActivation: MuscleActivationMap = new Map([
* ["SHOULDER_R", 0.7],
* ["BICEP_R", 1.0], // Maximum flex
* ["TRICEP_R", 0.8],
* ["CORE", 0.5]
* ]);
* ```
*
* @korean 근육활성화매핑
*/
export type MuscleActivationMap = Map<MuscleGroupName, number>;
/**
* Props for MuscleMesh component rendering individual muscles
*
* @korean 근육메시속성
*/
export interface MuscleMeshProps {
/** Muscle group definition with geometry and positioning */
readonly muscleGroup: MuscleGroup;
/** Current tension level (0.0 to 1.0) */
readonly tension: number;
/** Whether muscle should shake (exhaustion effect) */
readonly isShaking: boolean;
/** Base color for muscle rendering */
readonly color?: number;
/** Metalness for material (default: 0.1) */
readonly metalness?: number;
/** Roughness for material (default: 0.9) */
readonly roughness?: number;
}
/**
* Configuration for muscle system performance
*
* @korean 근육시스템성능설정
*/
export interface MuscleSystemConfig {
/** Target frame time budget in milliseconds (default: 3ms) */
readonly maxFrameTime: number;
/** Number of muscle groups to render (default: 20) */
readonly muscleCount: number;
/** Whether to use instancing for optimization (default: false for now) */
readonly useInstancing: boolean;
/** Relaxation time after technique in seconds (default: 0.3s) */
readonly relaxationDelay: number;
/** Stamina threshold for exhaustion effects (default: 20%) */
readonly exhaustionThreshold: number;
/** Shake frequency in Hz when exhausted (default: 20Hz) */
readonly shakeFrequency: number;
/** Shake amplitude when exhausted (default: 0.02 radians) */
readonly shakeAmplitude: number;
/** Speed of muscle activation transitions (default: 5.0) */
readonly activationSpeed: number;
/** Speed of muscle relaxation transitions (default: 3.0) */
readonly relaxationSpeed: number;
/** Tension threshold for shaking effect (default: 0.3) */
readonly shakingTensionThreshold: number;
}
/**
* Default muscle system configuration
*
* @korean 기본근육시스템설정
*/
export const DEFAULT_MUSCLE_CONFIG: MuscleSystemConfig = {
maxFrameTime: 3, // 3ms target
muscleCount: 20,
useInstancing: false,
relaxationDelay: 0.3, // 0.3 seconds
exhaustionThreshold: 20, // 20% stamina
shakeFrequency: 20, // 20Hz
shakeAmplitude: 0.02, // 0.02 radians
activationSpeed: 5.0, // Fast activation
relaxationSpeed: 3.0, // Slower relaxation for realism
shakingTensionThreshold: 0.3, // 30% tension minimum for shaking
} as const;
/**
* Performance metrics for muscle system monitoring
*
* @korean 근육시스템성능지표
*/
export interface MuscleSystemMetrics {
/** Current frame time in milliseconds */
readonly frameTime: number;
/** Number of active muscle groups being updated */
readonly activeMuscles: number;
/** Number of muscles currently shaking */
readonly shakingMuscles: number;
/** Whether system is within performance budget */
readonly withinBudget: boolean;
}
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