Readd missing import files
This commit is contained in:
Lucien
@@ -0,0 +1,209 @@
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using UnityEngine;
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using UnityEngine.Rendering;
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using System.Collections;
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using System;
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[ExecuteInEditMode]
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[ImageEffectAllowedInSceneView]
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[RequireComponent(typeof(Camera))]
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public class EnviroSkyRenderingLW : MonoBehaviour
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{
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[HideInInspector]
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public bool isAddionalCamera = false;
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private Camera myCam;
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[HideInInspector]
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public Material material;
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[HideInInspector]
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public bool simpleFog = false;
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private bool currentSimpleFog = false;
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/// <summary>
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///
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/// </summary>
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void OnEnable()
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{
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#if ENVIRO_LW
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if (EnviroSkyMgr.instance == null || EnviroSkyMgr.instance.currentEnviroSkyVersion != EnviroSkyMgr.EnviroSkyVersion.LW)
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{
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// Debug.Log("Deactivated EnviroSkyRenderingLW component. Not in LW mode or Manager missing.");
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this.enabled = false;
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return;
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}
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#endif
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myCam = GetComponent<Camera>();
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if (myCam.actualRenderingPath == RenderingPath.Forward)
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myCam.depthTextureMode = DepthTextureMode.Depth;
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CreateFogMaterial();
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}
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/// <summary>
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///
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/// </summary>
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void OnDisable()
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{
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DestroyFogMaterial();
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//Reset to default depth mode.
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if (myCam != null && myCam.actualRenderingPath == RenderingPath.Forward)
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{
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if (myCam.depthTextureMode == DepthTextureMode.Depth)
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myCam.depthTextureMode = DepthTextureMode.None;
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}
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}
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private void CreateFogMaterial ()
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{
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if (material != null)
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DestroyImmediate(material);
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if (!EnviroSkyMgr.instance.FogSettings.useSimpleFog)
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{
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Shader shader = Shader.Find("Enviro/Lite/EnviroFogRendering");
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if (shader == null)
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throw new Exception("Critical Error: \"Enviro/EnviroFogRendering\" shader is missing.");
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material = new Material(shader);
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}
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else
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{
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Shader shader = Shader.Find("Enviro/Lite/EnviroFogRenderingSimple");
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if (shader == null)
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throw new Exception("Critical Error: \"Enviro/EnviroFogRendering\" shader is missing.");
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material = new Material(shader);
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}
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if (EnviroSkyMgr.instance.FogSettings.useSimpleFog)
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{
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Shader.EnableKeyword("ENVIRO_SIMPLE_FOG");
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}
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else
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{
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Shader.DisableKeyword("ENVIRO_SIMPLE_FOG");
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}
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}
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private void DestroyFogMaterial()
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{
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if (material != null)
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DestroyImmediate(material);
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}
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private void Update()
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{
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if (EnviroSkyMgr.instance == null)
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return;
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if (!EnviroSkyMgr.instance.IsAvailable())
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return;
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if (currentSimpleFog != EnviroSkyMgr.instance.FogSettings.useSimpleFog)
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{
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CreateFogMaterial();
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currentSimpleFog = EnviroSkyMgr.instance.FogSettings.useSimpleFog;
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}
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}
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void OnPreRender ()
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{
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///////////////////Matrix Information
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if (myCam.stereoEnabled)
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{
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// Both stereo eye inverse view matrices
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Matrix4x4 left_world_from_view = myCam.GetStereoViewMatrix(Camera.StereoscopicEye.Left).inverse;
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Matrix4x4 right_world_from_view = myCam.GetStereoViewMatrix(Camera.StereoscopicEye.Right).inverse;
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// Both stereo eye inverse projection matrices, plumbed through GetGPUProjectionMatrix to compensate for render texture
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Matrix4x4 left_screen_from_view = myCam.GetStereoProjectionMatrix(Camera.StereoscopicEye.Left);
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Matrix4x4 right_screen_from_view = myCam.GetStereoProjectionMatrix(Camera.StereoscopicEye.Right);
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Matrix4x4 left_view_from_screen = GL.GetGPUProjectionMatrix(left_screen_from_view, true).inverse;
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Matrix4x4 right_view_from_screen = GL.GetGPUProjectionMatrix(right_screen_from_view, true).inverse;
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// Negate [1,1] to reflect Unity's CBuffer state
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if (SystemInfo.graphicsDeviceType != UnityEngine.Rendering.GraphicsDeviceType.OpenGLCore && SystemInfo.graphicsDeviceType != UnityEngine.Rendering.GraphicsDeviceType.OpenGLES3 && SystemInfo.graphicsDeviceType != UnityEngine.Rendering.GraphicsDeviceType.OpenGLES2)
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{
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left_view_from_screen[1, 1] *= -1;
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right_view_from_screen[1, 1] *= -1;
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}
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Shader.SetGlobalMatrix("_LeftWorldFromView", left_world_from_view);
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Shader.SetGlobalMatrix("_RightWorldFromView", right_world_from_view);
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Shader.SetGlobalMatrix("_LeftViewFromScreen", left_view_from_screen);
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Shader.SetGlobalMatrix("_RightViewFromScreen", right_view_from_screen);
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}
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else
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{
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// Main eye inverse view matrix
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Matrix4x4 left_world_from_view = myCam.cameraToWorldMatrix;
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// Inverse projection matrices, plumbed through GetGPUProjectionMatrix to compensate for render texture
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Matrix4x4 screen_from_view = myCam.projectionMatrix;
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Matrix4x4 left_view_from_screen = GL.GetGPUProjectionMatrix(screen_from_view, true).inverse;
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// Negate [1,1] to reflect Unity's CBuffer state
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if (SystemInfo.graphicsDeviceType != UnityEngine.Rendering.GraphicsDeviceType.OpenGLCore && SystemInfo.graphicsDeviceType != UnityEngine.Rendering.GraphicsDeviceType.OpenGLES3 && SystemInfo.graphicsDeviceType != UnityEngine.Rendering.GraphicsDeviceType.OpenGLES2)
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left_view_from_screen[1, 1] *= -1;
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// Store matrices
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Shader.SetGlobalMatrix("_LeftWorldFromView", left_world_from_view);
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Shader.SetGlobalMatrix("_LeftViewFromScreen", left_view_from_screen);
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}
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//////////////////////////////
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}
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[ImageEffectOpaque]
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public void OnRenderImage(RenderTexture source, RenderTexture destination)
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{
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if (EnviroSkyLite.instance == null) {
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Graphics.Blit(source, destination);
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return;
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}
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// Set Camera to render depth in forward
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if (myCam.actualRenderingPath == RenderingPath.Forward)
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myCam.depthTextureMode |= DepthTextureMode.Depth;
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if(material == null)
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CreateFogMaterial();
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if (!Application.isPlaying && EnviroSkyLite.instance.showFogInEditor || Application.isPlaying)
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{
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RenderFog(source, destination);
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}
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else
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{
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Graphics.Blit(source, destination);
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}
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}
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private void RenderFog(RenderTexture source, RenderTexture destination)
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{
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float FdotC = myCam.transform.position.y - EnviroSkyLite.instance.fogSettings.height;
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float paramK = (FdotC <= 0.0f ? 1.0f : 0.0f);
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var sceneMode = RenderSettings.fogMode;
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var sceneDensity = RenderSettings.fogDensity;
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var sceneStart = RenderSettings.fogStartDistance;
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var sceneEnd = RenderSettings.fogEndDistance;
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Vector4 sceneParams;
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bool linear = (sceneMode == FogMode.Linear);
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float diff = linear ? sceneEnd - sceneStart : 0.0f;
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float invDiff = Mathf.Abs(diff) > 0.0001f ? 1.0f / diff : 0.0f;
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sceneParams.x = sceneDensity * 1.2011224087f; // density / sqrt(ln(2)), used by Exp2 fog mode
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sceneParams.y = sceneDensity * 1.4426950408f; // density / ln(2), used by Exp fog mode
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sceneParams.z = linear ? -invDiff : 0.0f;
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sceneParams.w = linear ? sceneEnd * invDiff : 0.0f;
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Shader.SetGlobalVector("_SceneFogParams", sceneParams);
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Shader.SetGlobalVector("_SceneFogMode", new Vector4((int)sceneMode, EnviroSkyLite.instance.fogSettings.useRadialDistance ? 1 : 0, 0, 0));
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Shader.SetGlobalVector("_HeightParams", new Vector4(EnviroSkyLite.instance.fogSettings.height, FdotC, paramK, EnviroSkyLite.instance.fogSettings.heightDensity * 0.5f));
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Shader.SetGlobalVector("_DistanceParams", new Vector4(-Mathf.Max(EnviroSkyLite.instance.fogSettings.startDistance, 0.0f), 0, 0, 0));
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material.SetTexture("_MainTex", source);
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Graphics.Blit(source, destination, material);
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}
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}
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