Unity水面交互.zip

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.Rendering;


/// 

/// 焦散渲染器
/// 

public class CausticRenderer : MonoBehaviour
{
    /// 

    /// 网格单元格大小
    /// 

    public float geometryCellSize;
    /// 

    /// 焦散宽度
    /// 

    public float width;
    /// 

    /// 焦散长度
    /// 

    public float length;
    /// 

    /// 焦散强度
    /// 

    public float causticIntensity = 1.0f;
    /// 

    /// 深度范围（该参数目前实现比较简单，只是简单的传入世界空间的最小高度和有效高度范围，以计算焦散的有效高度范围（线性插值），暂时没有实现复杂的范围计算效果）
    /// 

    public Vector2 causticDepthRange;

    public Material material;

    private Mesh m_Mesh;

    private Camera m_Camera;

    private RenderTexture m_RenderTexture;
    private CommandBuffer m_CommandBuffer;

    void Start（）
    {
        m_Camera = gameobject.AddComponent（）;
        m_Camera.aspect = width / length;
        m_Camera.backgroundColor = Color.black;
        //m_Camera.enabled = false;
        m_Camera.depth = 0;
        m_Camera.farClipPlane = 5;
        m_Camera.nearClipPlane = -5;
        m_Camera.orthographic = true;
        m_Camera.orthographicSize = length * 0.5f;
        //m_Camera.clearFlags = CameraClearFlags.SolidColor;
        m_Camera.clearFlags = CameraClearFlags.SolidColor;
        m_Camera.allowHDR = false;
        m_Camera.backgroundColor = Color.black;
        m_Camera.cullingMask = 0;

        m_RenderTexture = RenderTexture.GetTemporary（512 512 16）;
        m_RenderTexture.name = “[Caustic]“;
        m_Camera.targetTexture = m_RenderTexture;

        m_CommandBuffer = new CommandBuffer（）;
        m_CommandBuffer.name = “[Caustic CB]“;
        m_Camera.AddCommandBuffer（CameraEvent.AfterImageEffectsOpaque m_CommandBuffer）;

        m_Mesh = Utils.GenerateLiquidMesh（width length geometryCellSize）;

    }

    void OnPostRender（）
    {
        //绘制焦散mesh
        Matrix4x4 trs = Matrix4x4.TRS（transform.position Quaternion.identity Vector3.one）;
        m_CommandBuffer.Clear（）;
        m_CommandBuffer.ClearRenderTarget（true true Color.black）;

        m_CommandBuffer.SetRenderTarget（m_RenderTexture）;

        m_CommandBuffer.DrawMesh（m_Mesh trs material）;

        Vector4 plane = new Vector4（0 1 0 Vector3.Dot（new Vector3（0 1 0） transform.position））;
        Vector4 range = new Vector4（transform.position.x transform.position.z width * 0.5f length * 0.5f）;

        Shader.SetGlobalVector（“_CausticPlane“ plane）;
        Shader.SetGlobalVector（“_CausticRange“ range）;
        Shader.SetGlobalTexture（“_CausticMap“ m_RenderTexture）;
        Shader.SetGlobalVector（“_CausticDepthRange“ causticDepthRange）;
        Shader.SetGlobalFloat（“_CausticIntensity“ causticIntensity）;
    }

    void OnDestroy（）
    {
        if （m_RenderTexture）
            Destroy（m_RenderTexture）;
        if （m_Mesh）
            Destroy（m_Mesh）;
        if （m_CommandBuffer != null）

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2018-10-08 15:11  UnityWaveEquation-master
     文件         422  2018-10-08 15:11  UnityWaveEquation-master.gitignore
     目录           0  2018-10-08 15:11  UnityWaveEquation-masterAssets
     文件         191  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulator.meta
     目录           0  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulator
     文件         191  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamples.meta
     目录           0  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamples
     文件       26448  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamplesDemo.unity
     文件         174  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamplesDemo.unity.meta
     文件         191  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamplesMaterials.meta
     目录           0  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamplesMaterials
     文件         191  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamplesMaterialsRender.meta
     目录           0  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamplesMaterialsRender
     文件        5048  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamplesMaterialsRendercaustic.mat
     文件         207  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamplesMaterialsRendercaustic.mat.meta
     文件        5620  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamplesMaterialsRenderwater.mat
     文件         207  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamplesMaterialsRenderwater.mat.meta
     文件        5172  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamplesMaterialsRenderwaterbody.mat
     文件         207  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamplesMaterialsRenderwaterbody.mat.meta
     文件        5116  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamplesMaterialssky.mat
     文件         207  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamplesMaterialssky.mat.meta
     文件         191  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamplesMeshes.meta
     目录           0  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamplesMeshes
     文件         191  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamplesMeshesMaterials.meta
     目录           0  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamplesMeshesMaterials
     文件        5448  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamplesMeshesMaterials1 - Default 1.mat
     文件         207  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamplesMeshesMaterials1 - Default 1.mat.meta
     文件        5448  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamplesMeshesMaterials1 - Default 2.mat
     文件         207  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamplesMeshesMaterials1 - Default 2.mat.meta
     文件        5408  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamplesMeshesMaterials1 - Default.mat
     文件         207  2018-10-08 15:11  UnityWaveEquation-masterAssetsLiquidSimulatorExamplesMeshesMaterials1 - Default.mat.meta
............此处省略104个文件信息