140 lines
4.8 KiB
C#
140 lines
4.8 KiB
C#
using UnityEngine;
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using UnityEngine.InputSystem;
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public class EchoTrigger : MonoBehaviour
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{
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[Header("Связь с шейдером")]
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public Material echoMaterial;
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[Header("Настройки шагов")]
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public float stepDistance = 1.5f;
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public float waveSpeed = 15f;
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[Header("Радиусы звука (Шум)")]
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public float sneakRadius = 5f;
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public float walkRadius = 15f;
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public float runRadius = 30f;
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[Header("Яркость волны (Интенсивность)")]
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public float sneakIntensity = 0.3f; // Тусклый свет для стелса
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public float walkIntensity = 1.0f; // Обычный свет для шага
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public float runIntensity = 3.0f; // Очень яркая вспышка для бега
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// Пул из 3 одновременных волн
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private const int MAX_WAVES = 3;
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private float[] waveRadii = new float[MAX_WAVES];
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private float[] waveMaxRadii = new float[MAX_WAVES];
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private float[] waveIntensities = new float[MAX_WAVES]; // Память для яркости каждой волны
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private bool[] waveActive = new bool[MAX_WAVES];
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private Vector3 lastPosition;
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private float distanceMoved = 0f;
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void Start()
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{
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if (echoMaterial != null)
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{
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for (int i = 0; i < MAX_WAVES; i++)
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{
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echoMaterial.SetFloat("_EchoRadius" + (i + 1), 0f);
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echoMaterial.SetFloat("_EchoOpacity" + (i + 1), 0f);
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}
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}
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lastPosition = transform.position;
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}
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void Update()
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{
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if (echoMaterial == null) return;
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Vector3 currentPos = new Vector3(transform.position.x, 0, transform.position.z);
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Vector3 lastPos = new Vector3(lastPosition.x, 0, lastPosition.z);
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distanceMoved += Vector3.Distance(currentPos, lastPos);
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lastPosition = transform.position;
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if (distanceMoved >= stepDistance)
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{
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distanceMoved = 0f;
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TriggerStepWave();
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}
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for (int i = 0; i < MAX_WAVES; i++)
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{
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if (waveActive[i])
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{
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waveRadii[i] += waveSpeed * Time.deltaTime;
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echoMaterial.SetFloat("_EchoRadius" + (i + 1), waveRadii[i]);
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// ВЫЧИСЛЯЕМ ПРОЗРАЧНОСТЬ с учетом стартовой яркости
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// Умножаем на waveIntensities[i], чтобы бег был ярче, а стелс тусклее
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float opacity = (1f - (waveRadii[i] / waveMaxRadii[i])) * waveIntensities[i];
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// Mathf.Max не дает уйти в минус, но РАЗРЕШАЕТ быть больше 1 (для HDR свечения)
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opacity = Mathf.Max(0f, opacity);
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echoMaterial.SetFloat("_EchoOpacity" + (i + 1), opacity);
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if (waveRadii[i] > waveMaxRadii[i])
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{
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waveActive[i] = false;
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echoMaterial.SetFloat("_EchoRadius" + (i + 1), 0f);
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echoMaterial.SetFloat("_EchoOpacity" + (i + 1), 0f);
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}
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}
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}
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}
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void TriggerStepWave()
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{
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var keyboard = Keyboard.current;
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if (keyboard == null) return;
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float targetMax = walkRadius;
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float targetIntensity = walkIntensity;
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if (keyboard.leftShiftKey.isPressed)
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{
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targetMax = runRadius;
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targetIntensity = runIntensity;
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}
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else if (keyboard.leftCtrlKey.isPressed)
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{
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targetMax = sneakRadius;
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targetIntensity = sneakIntensity;
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}
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// Ищем свободный слот
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int waveIndex = -1;
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for (int i = 0; i < MAX_WAVES; i++)
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{
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if (!waveActive[i])
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{
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waveIndex = i;
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break;
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}
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}
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// Если занято, берем самую старую волну
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if (waveIndex == -1)
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{
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float maxRad = -1f;
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for (int i = 0; i < MAX_WAVES; i++)
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{
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if (waveRadii[i] > maxRad)
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{
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maxRad = waveRadii[i];
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waveIndex = i;
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}
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}
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}
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// Назначаем волне её радиус и её личную яркость!
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waveMaxRadii[waveIndex] = targetMax;
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waveIntensities[waveIndex] = targetIntensity;
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waveRadii[waveIndex] = 0f;
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waveActive[waveIndex] = true;
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echoMaterial.SetFloat("_EchoOpacity" + (waveIndex + 1), targetIntensity);
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echoMaterial.SetVector("_EchoPosition" + (waveIndex + 1), transform.position);
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}
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} |