您最多选择25个主题
主题必须以中文或者字母或数字开头，可以包含连字符 (-)，并且长度不得超过35个字符
633 行
35 KiB
633 行
35 KiB
using System;
|
|
using UnityEngine;
|
|
using UnityEngine.Experimental.Rendering;
|
|
using UnityEngine.Experimental.Rendering.HDPipeline;
|
|
|
|
namespace UnityEditor.Experimental.Rendering.HDPipeline
|
|
{
|
|
// A Material can be authored from the shader graph or by hand. When written by hand we need to provide an inspector.
|
|
// Such a Material will share some properties between it various variant (shader graph variant or hand authored variant).
|
|
// This is the purpose of BaseLitGUI. It contain all properties that are common to all Material based on Lit template.
|
|
// For the default hand written Lit material see LitUI.cs that contain specific properties for our default implementation.
|
|
public abstract class BaseUnlitGUI : ShaderGUI
|
|
{
|
|
protected static class StylesBaseUnlit
|
|
{
|
|
public static string TransparencyInputsText = "Transparency Inputs";
|
|
public static string optionText = "Surface options";
|
|
public static string surfaceTypeText = "Surface Type";
|
|
public static string blendModeText = "Blend Mode";
|
|
|
|
public static readonly string[] surfaceTypeNames = Enum.GetNames(typeof(SurfaceType));
|
|
public static readonly string[] blendModeNames = Enum.GetNames(typeof(BlendMode));
|
|
public static readonly int[] blendModeValues = Enum.GetValues(typeof(BlendMode)) as int[];
|
|
|
|
public static GUIContent alphaCutoffEnableText = new GUIContent("Alpha Cutoff Enable", "Threshold for alpha cutoff");
|
|
public static GUIContent alphaCutoffText = new GUIContent("Alpha Cutoff", "Threshold for alpha cutoff");
|
|
public static GUIContent alphaCutoffShadowText = new GUIContent("Alpha Cutoff Shadow", "Threshold for alpha cutoff in case of shadow pass");
|
|
public static GUIContent alphaCutoffPrepassText = new GUIContent("Alpha Cutoff Prepass", "Threshold for alpha cutoff in case of depth prepass");
|
|
public static GUIContent alphaCutoffPostpassText = new GUIContent("Alpha Cutoff Postpass", "Threshold for alpha cutoff in case of depth postpass");
|
|
public static GUIContent transparentDepthPrepassEnableText = new GUIContent("Enable transparent depth prepass", "It allow to to fill depth buffer to improve sorting");
|
|
public static GUIContent transparentDepthPostpassEnableText = new GUIContent("Enable transparent depth postpass", "It allow to fill depth buffer for postprocess effect like DOF");
|
|
public static GUIContent transparentBackfaceEnableText = new GUIContent("Enable back then front rendering", "It allow to better sort transparent mesh by first rendering back faces then front faces in two separate drawcall");
|
|
public static GUIContent enableTransparentFogText = new GUIContent("Enable fog", "Enable fog on transparent material");
|
|
public static GUIContent enableBlendModePreserveSpecularLightingText = new GUIContent("Blend preserve specular lighting", "Blend mode will only affect diffuse lighting, allowing correct specular lighting (reflection) on transparent object");
|
|
|
|
public static GUIContent doubleSidedEnableText = new GUIContent("Double Sided", "This will render the two face of the objects (disable backface culling) and flip/mirror normal");
|
|
public static GUIContent distortionEnableText = new GUIContent("Distortion", "Enable distortion on this shader");
|
|
public static GUIContent distortionOnlyText = new GUIContent("Distortion Only", "This shader will only be use to render distortion");
|
|
public static GUIContent distortionDepthTestText = new GUIContent("Distortion Depth Test", "Enable the depth test for distortion");
|
|
public static GUIContent distortionVectorMapText = new GUIContent("Distortion Vector Map - Dist(RG) Blur(B)", "Vector Map for the distorsion - Dist(RG) Blur(B)");
|
|
public static GUIContent distortionBlendModeText = new GUIContent("Distortion Blend Mode", "Distortion Blend Mode");
|
|
public static GUIContent distortionScaleText = new GUIContent("Distortion Scale", "Distortion Scale");
|
|
public static GUIContent distortionBlurScaleText = new GUIContent("Distortion Blur Scale", "Distortion Blur Scale");
|
|
public static GUIContent distortionBlurRemappingText = new GUIContent("Distortion Blur Remapping", "Distortion Blur Remapping");
|
|
|
|
public static GUIContent transparentPrePassText = new GUIContent("Pre Refraction Pass", "Render objects before the refraction pass");
|
|
|
|
public static string advancedText = "Advanced Options";
|
|
}
|
|
|
|
public enum SurfaceType
|
|
{
|
|
Opaque,
|
|
Transparent
|
|
}
|
|
|
|
// Enum values are hardcoded for retro-compatibility. Don't change them.
|
|
public enum BlendMode
|
|
{
|
|
Alpha = 0,
|
|
Additive = 1,
|
|
PremultipliedAlpha = 4
|
|
}
|
|
|
|
protected MaterialEditor m_MaterialEditor;
|
|
|
|
// Properties
|
|
protected MaterialProperty surfaceType = null;
|
|
protected const string kSurfaceType = "_SurfaceType";
|
|
protected MaterialProperty alphaCutoffEnable = null;
|
|
protected const string kAlphaCutoffEnabled = "_AlphaCutoffEnable";
|
|
protected MaterialProperty alphaCutoff = null;
|
|
protected const string kAlphaCutoff = "_AlphaCutoff";
|
|
protected MaterialProperty alphaCutoffShadow = null;
|
|
protected const string kAlphaCutoffShadow = "_AlphaCutoffShadow";
|
|
protected MaterialProperty alphaCutoffPrepass = null;
|
|
protected const string kAlphaCutoffPrepass = "_AlphaCutoffPrepass";
|
|
protected MaterialProperty alphaCutoffPostpass = null;
|
|
protected const string kAlphaCutoffPostpass = "_AlphaCutoffPostpass";
|
|
protected MaterialProperty transparentDepthPrepassEnable = null;
|
|
protected const string kTransparentDepthPrepassEnable = "_TransparentDepthPrepassEnable";
|
|
protected MaterialProperty transparentDepthPostpassEnable = null;
|
|
protected const string kTransparentDepthPostpassEnable = "_TransparentDepthPostpassEnable";
|
|
protected MaterialProperty transparentBackfaceEnable = null;
|
|
protected const string kTransparentBackfaceEnable = "_TransparentBackfaceEnable";
|
|
protected MaterialProperty doubleSidedEnable = null;
|
|
protected const string kDoubleSidedEnable = "_DoubleSidedEnable";
|
|
protected MaterialProperty blendMode = null;
|
|
protected const string kBlendMode = "_BlendMode";
|
|
protected MaterialProperty distortionEnable = null;
|
|
protected const string kDistortionEnable = "_DistortionEnable";
|
|
protected MaterialProperty distortionOnly = null;
|
|
protected const string kDistortionOnly = "_DistortionOnly";
|
|
protected MaterialProperty distortionDepthTest = null;
|
|
protected const string kDistortionDepthTest = "_DistortionDepthTest";
|
|
protected MaterialProperty distortionVectorMap = null;
|
|
protected const string kDistortionVectorMap = "_DistortionVectorMap";
|
|
protected MaterialProperty distortionBlendMode = null;
|
|
protected const string kDistortionBlendMode = "_DistortionBlendMode";
|
|
protected MaterialProperty distortionScale = null;
|
|
protected const string kDistortionScale = "_DistortionScale";
|
|
protected MaterialProperty distortionVectorScale = null;
|
|
protected const string kDistortionVectorScale = "_DistortionVectorScale";
|
|
protected MaterialProperty distortionVectorBias = null;
|
|
protected const string kDistortionVectorBias = "_DistortionVectorBias";
|
|
protected MaterialProperty distortionBlurScale = null;
|
|
protected const string kDistortionBlurScale = "_DistortionBlurScale";
|
|
protected MaterialProperty distortionBlurRemapMin = null;
|
|
protected const string kDistortionBlurRemapMin = "_DistortionBlurRemapMin";
|
|
protected MaterialProperty distortionBlurRemapMax = null;
|
|
protected const string kDistortionBlurRemapMax = "_DistortionBlurRemapMax";
|
|
protected MaterialProperty preRefractionPass = null;
|
|
protected const string kPreRefractionPass = "_PreRefractionPass";
|
|
protected MaterialProperty enableFogOnTransparent = null;
|
|
protected const string kEnableFogOnTransparent = "_EnableFogOnTransparent";
|
|
protected MaterialProperty enableBlendModePreserveSpecularLighting = null;
|
|
protected const string kEnableBlendModePreserveSpecularLighting = "_EnableBlendModePreserveSpecularLighting";
|
|
|
|
|
|
// See comment in LitProperties.hlsl
|
|
const string kEmissionColor = "_EmissionColor";
|
|
|
|
bool m_ShowBlendModePopup = true;
|
|
protected virtual bool showBlendModePopup { get { return m_ShowBlendModePopup; } }
|
|
|
|
// The following set of functions are call by the ShaderGraph
|
|
// It will allow to display our common parameters + setup keyword correctly for them
|
|
protected abstract void FindMaterialProperties(MaterialProperty[] props);
|
|
protected abstract void SetupMaterialKeywordsAndPassInternal(Material material);
|
|
protected abstract void MaterialPropertiesGUI(Material material);
|
|
protected abstract void VertexAnimationPropertiesGUI();
|
|
// This function will say if emissive is used or not regarding enlighten/PVR
|
|
protected abstract bool ShouldEmissionBeEnabled(Material material);
|
|
|
|
protected virtual void FindBaseMaterialProperties(MaterialProperty[] props)
|
|
{
|
|
// Everything is optional (except surface type) so users that derive from this class can decide what they expose or not
|
|
surfaceType = FindProperty(kSurfaceType, props);
|
|
alphaCutoffEnable = FindProperty(kAlphaCutoffEnabled, props, false);
|
|
alphaCutoff = FindProperty(kAlphaCutoff, props, false);
|
|
|
|
alphaCutoffShadow = FindProperty(kAlphaCutoffShadow, props, false);
|
|
alphaCutoffPrepass = FindProperty(kAlphaCutoffPrepass, props, false);
|
|
alphaCutoffPostpass = FindProperty(kAlphaCutoffPostpass, props, false);
|
|
transparentDepthPrepassEnable = FindProperty(kTransparentDepthPrepassEnable, props, false);
|
|
transparentDepthPostpassEnable = FindProperty(kTransparentDepthPostpassEnable, props, false);
|
|
transparentBackfaceEnable = FindProperty(kTransparentBackfaceEnable, props, false);
|
|
|
|
doubleSidedEnable = FindProperty(kDoubleSidedEnable, props, false);
|
|
blendMode = FindProperty(kBlendMode, props, false);
|
|
|
|
// Distortion is optional
|
|
distortionEnable = FindProperty(kDistortionEnable, props, false);
|
|
distortionOnly = FindProperty(kDistortionOnly, props, false);
|
|
distortionDepthTest = FindProperty(kDistortionDepthTest, props, false);
|
|
distortionVectorMap = FindProperty(kDistortionVectorMap, props, false);
|
|
distortionBlendMode = FindProperty(kDistortionBlendMode, props, false);
|
|
distortionScale = FindProperty(kDistortionScale, props, false);
|
|
distortionVectorScale = FindProperty(kDistortionVectorScale, props, false);
|
|
distortionVectorBias = FindProperty(kDistortionVectorBias, props, false);
|
|
distortionBlurScale = FindProperty(kDistortionBlurScale, props, false);
|
|
distortionBlurRemapMin = FindProperty(kDistortionBlurRemapMin, props, false);
|
|
distortionBlurRemapMax = FindProperty(kDistortionBlurRemapMax, props, false);
|
|
preRefractionPass = FindProperty(kPreRefractionPass, props, false);
|
|
|
|
enableFogOnTransparent = FindProperty(kEnableFogOnTransparent, props, false);
|
|
enableBlendModePreserveSpecularLighting = FindProperty(kEnableBlendModePreserveSpecularLighting, props, false);
|
|
}
|
|
|
|
void SurfaceTypePopup()
|
|
{
|
|
EditorGUI.showMixedValue = surfaceType.hasMixedValue;
|
|
var mode = (SurfaceType)surfaceType.floatValue;
|
|
|
|
EditorGUI.BeginChangeCheck();
|
|
mode = (SurfaceType)EditorGUILayout.Popup(StylesBaseUnlit.surfaceTypeText, (int)mode, StylesBaseUnlit.surfaceTypeNames);
|
|
if (EditorGUI.EndChangeCheck())
|
|
{
|
|
m_MaterialEditor.RegisterPropertyChangeUndo("Surface Type");
|
|
surfaceType.floatValue = (float)mode;
|
|
}
|
|
|
|
EditorGUI.showMixedValue = false;
|
|
}
|
|
|
|
private void BlendModePopup()
|
|
{
|
|
EditorGUI.showMixedValue = blendMode.hasMixedValue;
|
|
var mode = (BlendMode)blendMode.floatValue;
|
|
|
|
EditorGUI.BeginChangeCheck();
|
|
mode = (BlendMode)EditorGUILayout.IntPopup(StylesBaseUnlit.blendModeText, (int)mode, StylesBaseUnlit.blendModeNames, StylesBaseUnlit.blendModeValues);
|
|
if (EditorGUI.EndChangeCheck())
|
|
{
|
|
m_MaterialEditor.RegisterPropertyChangeUndo("Blend Mode");
|
|
blendMode.floatValue = (float)mode;
|
|
}
|
|
|
|
EditorGUI.showMixedValue = false;
|
|
}
|
|
|
|
protected virtual void BaseMaterialPropertiesGUI()
|
|
{
|
|
EditorGUILayout.LabelField(StylesBaseUnlit.optionText, EditorStyles.boldLabel);
|
|
|
|
EditorGUI.indentLevel++;
|
|
|
|
SurfaceTypePopup();
|
|
if ((SurfaceType)surfaceType.floatValue == SurfaceType.Transparent)
|
|
{
|
|
if (blendMode != null && showBlendModePopup)
|
|
BlendModePopup();
|
|
|
|
EditorGUI.indentLevel++;
|
|
if (enableBlendModePreserveSpecularLighting != null && blendMode != null && showBlendModePopup)
|
|
m_MaterialEditor.ShaderProperty(enableBlendModePreserveSpecularLighting, StylesBaseUnlit.enableBlendModePreserveSpecularLightingText);
|
|
if (enableFogOnTransparent != null)
|
|
m_MaterialEditor.ShaderProperty(enableFogOnTransparent, StylesBaseUnlit.enableTransparentFogText);
|
|
if (preRefractionPass != null)
|
|
m_MaterialEditor.ShaderProperty(preRefractionPass, StylesBaseUnlit.transparentPrePassText);
|
|
EditorGUI.indentLevel--;
|
|
}
|
|
|
|
if (alphaCutoffEnable != null)
|
|
m_MaterialEditor.ShaderProperty(alphaCutoffEnable, StylesBaseUnlit.alphaCutoffEnableText);
|
|
|
|
if (alphaCutoffEnable != null && alphaCutoffEnable.floatValue == 1.0f)
|
|
{
|
|
EditorGUI.indentLevel++;
|
|
m_MaterialEditor.ShaderProperty(alphaCutoff, StylesBaseUnlit.alphaCutoffText);
|
|
|
|
// With transparent object and few specific materials like Hair, we need more control on the cutoff to apply
|
|
// This allow to get a better sorting (with prepass), better shadow (better silhouettes fidelity) etc...
|
|
if ((SurfaceType)surfaceType.floatValue == SurfaceType.Transparent)
|
|
{
|
|
if (alphaCutoffShadow != null)
|
|
{
|
|
m_MaterialEditor.ShaderProperty(alphaCutoffShadow, StylesBaseUnlit.alphaCutoffShadowText);
|
|
}
|
|
|
|
if (transparentDepthPrepassEnable != null)
|
|
{
|
|
m_MaterialEditor.ShaderProperty(transparentDepthPrepassEnable, StylesBaseUnlit.transparentDepthPrepassEnableText);
|
|
if (transparentDepthPrepassEnable.floatValue == 1.0f)
|
|
{
|
|
EditorGUI.indentLevel++;
|
|
m_MaterialEditor.ShaderProperty(alphaCutoffPrepass, StylesBaseUnlit.alphaCutoffPrepassText);
|
|
EditorGUI.indentLevel--;
|
|
}
|
|
}
|
|
|
|
if (transparentDepthPostpassEnable != null)
|
|
{
|
|
m_MaterialEditor.ShaderProperty(transparentDepthPostpassEnable, StylesBaseUnlit.transparentDepthPostpassEnableText);
|
|
if (transparentDepthPostpassEnable.floatValue == 1.0f)
|
|
{
|
|
EditorGUI.indentLevel++;
|
|
m_MaterialEditor.ShaderProperty(alphaCutoffPostpass, StylesBaseUnlit.alphaCutoffPostpassText);
|
|
EditorGUI.indentLevel--;
|
|
}
|
|
}
|
|
}
|
|
EditorGUI.indentLevel--;
|
|
}
|
|
|
|
if (transparentBackfaceEnable != null && ((SurfaceType)surfaceType.floatValue == SurfaceType.Transparent))
|
|
m_MaterialEditor.ShaderProperty(transparentBackfaceEnable, StylesBaseUnlit.transparentBackfaceEnableText);
|
|
|
|
// This function must finish with double sided option (see LitUI.cs)
|
|
if (doubleSidedEnable != null)
|
|
{
|
|
m_MaterialEditor.ShaderProperty(doubleSidedEnable, StylesBaseUnlit.doubleSidedEnableText);
|
|
}
|
|
|
|
EditorGUI.indentLevel--;
|
|
}
|
|
|
|
protected void DoDistortionInputsGUI()
|
|
{
|
|
if (distortionEnable != null)
|
|
{
|
|
m_MaterialEditor.ShaderProperty(distortionEnable, StylesBaseUnlit.distortionEnableText);
|
|
|
|
if (distortionEnable.floatValue == 1.0f)
|
|
{
|
|
EditorGUI.indentLevel++;
|
|
m_MaterialEditor.ShaderProperty(distortionBlendMode, StylesBaseUnlit.distortionBlendModeText);
|
|
if (distortionOnly != null)
|
|
m_MaterialEditor.ShaderProperty(distortionOnly, StylesBaseUnlit.distortionOnlyText);
|
|
m_MaterialEditor.ShaderProperty(distortionDepthTest, StylesBaseUnlit.distortionDepthTestText);
|
|
|
|
EditorGUI.indentLevel++;
|
|
m_MaterialEditor.TexturePropertySingleLine(StylesBaseUnlit.distortionVectorMapText, distortionVectorMap, distortionVectorScale, distortionVectorBias);
|
|
EditorGUI.indentLevel++;
|
|
m_MaterialEditor.ShaderProperty(distortionScale, StylesBaseUnlit.distortionScaleText);
|
|
m_MaterialEditor.ShaderProperty(distortionBlurScale, StylesBaseUnlit.distortionBlurScaleText);
|
|
float remapMin = distortionBlurRemapMin.floatValue;
|
|
float remapMax = distortionBlurRemapMax.floatValue;
|
|
EditorGUI.BeginChangeCheck();
|
|
EditorGUILayout.MinMaxSlider(StylesBaseUnlit.distortionBlurRemappingText, ref remapMin, ref remapMax, 0.0f, 1.0f);
|
|
if (EditorGUI.EndChangeCheck())
|
|
{
|
|
distortionBlurRemapMin.floatValue = remapMin;
|
|
distortionBlurRemapMax.floatValue = remapMax;
|
|
}
|
|
EditorGUI.indentLevel--;
|
|
|
|
EditorGUI.indentLevel--;
|
|
|
|
EditorGUI.indentLevel--;
|
|
}
|
|
}
|
|
}
|
|
|
|
// All Setup Keyword functions must be static. It allow to create script to automatically update the shaders with a script if ocde change
|
|
static public void SetupBaseUnlitKeywords(Material material)
|
|
{
|
|
bool alphaTestEnable = material.HasProperty(kAlphaCutoffEnabled) && material.GetFloat(kAlphaCutoffEnabled) > 0.0f;
|
|
CoreUtils.SetKeyword(material, "_ALPHATEST_ON", alphaTestEnable);
|
|
|
|
SurfaceType surfaceType = (SurfaceType)material.GetFloat(kSurfaceType);
|
|
CoreUtils.SetKeyword(material, "_SURFACE_TYPE_TRANSPARENT", surfaceType == SurfaceType.Transparent);
|
|
|
|
bool enableBlendModePreserveSpecularLighting = material.HasProperty(kEnableBlendModePreserveSpecularLighting) && material.GetFloat(kEnableBlendModePreserveSpecularLighting) > 0.0f;
|
|
CoreUtils.SetKeyword(material, "_BLENDMODE_PRESERVE_SPECULAR_LIGHTING", enableBlendModePreserveSpecularLighting);
|
|
|
|
// These need to always been set either with opaque or transparent! So a users can switch to opaque and remove the keyword correctly
|
|
CoreUtils.SetKeyword(material, "_BLENDMODE_ALPHA", false);
|
|
CoreUtils.SetKeyword(material, "_BLENDMODE_ADD", false);
|
|
CoreUtils.SetKeyword(material, "_BLENDMODE_PRE_MULTIPLY", false);
|
|
|
|
if (surfaceType == SurfaceType.Opaque)
|
|
{
|
|
material.SetOverrideTag("RenderType", alphaTestEnable ? "TransparentCutout" : "");
|
|
material.SetInt("_SrcBlend", (int)UnityEngine.Rendering.BlendMode.One);
|
|
material.SetInt("_DstBlend", (int)UnityEngine.Rendering.BlendMode.Zero);
|
|
material.SetInt("_ZWrite", 1);
|
|
material.renderQueue = alphaTestEnable ? (int)HDRenderQueue.AlphaTest : -1;
|
|
}
|
|
else
|
|
{
|
|
material.SetOverrideTag("RenderType", "Transparent");
|
|
material.SetInt("_ZWrite", 0);
|
|
var isPrePass = material.HasProperty(kPreRefractionPass) && material.GetFloat(kPreRefractionPass) > 0.0f;
|
|
material.renderQueue = (int)(isPrePass ? HDRenderQueue.PreRefraction : HDRenderQueue.Transparent);
|
|
|
|
if (material.HasProperty(kBlendMode))
|
|
{
|
|
BlendMode blendMode = (BlendMode)material.GetFloat(kBlendMode);
|
|
|
|
CoreUtils.SetKeyword(material, "_BLENDMODE_ALPHA", BlendMode.Alpha == blendMode);
|
|
CoreUtils.SetKeyword(material, "_BLENDMODE_ADD", BlendMode.Additive == blendMode);
|
|
CoreUtils.SetKeyword(material, "_BLENDMODE_PRE_MULTIPLY", BlendMode.PremultipliedAlpha == blendMode);
|
|
|
|
switch (blendMode)
|
|
{
|
|
// Alpha
|
|
// color: src * src_a + dst * (1 - src_a)
|
|
// src * src_a is done in the shader as it allow to reduce precision issue when using _BLENDMODE_PRESERVE_SPECULAR_LIGHTING (See Material.hlsl)
|
|
case BlendMode.Alpha:
|
|
material.SetInt("_SrcBlend", (int)UnityEngine.Rendering.BlendMode.One);
|
|
material.SetInt("_DstBlend", (int)UnityEngine.Rendering.BlendMode.OneMinusSrcAlpha);
|
|
break;
|
|
|
|
// Additive
|
|
// color: src * src_a + dst
|
|
// src * src_a is done in the shader
|
|
case BlendMode.Additive:
|
|
material.SetInt("_SrcBlend", (int)UnityEngine.Rendering.BlendMode.One);
|
|
material.SetInt("_DstBlend", (int)UnityEngine.Rendering.BlendMode.One);
|
|
break;
|
|
|
|
// PremultipliedAlpha
|
|
// color: src * src_a + dst * (1 - src_a)
|
|
// src is supposed to have been multiplied by alpha in the texture on artists side.
|
|
case BlendMode.PremultipliedAlpha:
|
|
material.SetInt("_SrcBlend", (int)UnityEngine.Rendering.BlendMode.One);
|
|
material.SetInt("_DstBlend", (int)UnityEngine.Rendering.BlendMode.OneMinusSrcAlpha);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
bool fogEnabled = material.HasProperty(kEnableFogOnTransparent) && material.GetFloat(kEnableFogOnTransparent) > 0.0f && surfaceType == SurfaceType.Transparent;
|
|
CoreUtils.SetKeyword(material, "_ENABLE_FOG_ON_TRANSPARENT", fogEnabled);
|
|
|
|
if (material.HasProperty(kDistortionEnable))
|
|
{
|
|
bool distortionDepthTest = material.GetFloat(kDistortionDepthTest) > 0.0f;
|
|
if (distortionDepthTest)
|
|
{
|
|
material.SetInt("_ZTestMode", (int)UnityEngine.Rendering.CompareFunction.LessEqual);
|
|
}
|
|
else
|
|
{
|
|
material.SetInt("_ZTestMode", (int)UnityEngine.Rendering.CompareFunction.Always);
|
|
}
|
|
|
|
var distortionBlendMode = material.GetInt(kDistortionBlendMode);
|
|
switch (distortionBlendMode)
|
|
{
|
|
default:
|
|
case 0: // Add
|
|
material.SetInt("_DistortionSrcBlend", (int)UnityEngine.Rendering.BlendMode.One);
|
|
material.SetInt("_DistortionDstBlend", (int)UnityEngine.Rendering.BlendMode.One);
|
|
|
|
material.SetInt("_DistortionBlurSrcBlend", (int)UnityEngine.Rendering.BlendMode.One);
|
|
material.SetInt("_DistortionBlurDstBlend", (int)UnityEngine.Rendering.BlendMode.One);
|
|
material.SetInt("_DistortionBlurBlendOp", (int)UnityEngine.Rendering.BlendOp.Max);
|
|
break;
|
|
|
|
case 1: // Multiply
|
|
material.SetInt("_DistortionSrcBlend", (int)UnityEngine.Rendering.BlendMode.DstColor);
|
|
material.SetInt("_DistortionDstBlend", (int)UnityEngine.Rendering.BlendMode.Zero);
|
|
|
|
material.SetInt("_DistortionBlurSrcBlend", (int)UnityEngine.Rendering.BlendMode.DstAlpha);
|
|
material.SetInt("_DistortionBlurDstBlend", (int)UnityEngine.Rendering.BlendMode.Zero);
|
|
material.SetInt("_DistortionBlurBlendOp", (int)UnityEngine.Rendering.BlendOp.Add);
|
|
break;
|
|
}
|
|
}
|
|
|
|
bool isBackFaceEnable = material.HasProperty(kTransparentBackfaceEnable) && material.GetFloat(kTransparentBackfaceEnable) > 0.0f && surfaceType == SurfaceType.Transparent;
|
|
bool doubleSidedEnable = material.HasProperty(kDoubleSidedEnable) && material.GetFloat(kDoubleSidedEnable) > 0.0f;
|
|
|
|
// Disable culling if double sided
|
|
material.SetInt("_CullMode", doubleSidedEnable ? (int)UnityEngine.Rendering.CullMode.Off : (int)UnityEngine.Rendering.CullMode.Back);
|
|
|
|
// We have a separate cullmode (_CullModeForward) for Forward in case we use backface then frontface rendering, need to configure it
|
|
if (isBackFaceEnable)
|
|
{
|
|
material.SetInt("_CullModeForward", (int)UnityEngine.Rendering.CullMode.Back);
|
|
}
|
|
else
|
|
{
|
|
material.SetInt("_CullModeForward", doubleSidedEnable ? (int)UnityEngine.Rendering.CullMode.Off : (int)UnityEngine.Rendering.CullMode.Back);
|
|
}
|
|
|
|
CoreUtils.SetKeyword(material, "_DOUBLESIDED_ON", doubleSidedEnable);
|
|
|
|
// A material's GI flag internally keeps track of whether emission is enabled at all, it's enabled but has no effect
|
|
// or is enabled and may be modified at runtime. This state depends on the values of the current flag and emissive color.
|
|
// The fixup routine makes sure that the material is in the correct state if/when changes are made to the mode or color.
|
|
MaterialEditor.FixupEmissiveFlag(material);
|
|
|
|
// Commented out for now because unfortunately we used the hard coded property names used by the GI system for our own parameters
|
|
// So we need a way to work around that before we activate this.
|
|
SetupMainTexForAlphaTestGI("_EmissiveColorMap", "_EmissiveColor", material);
|
|
|
|
// DoubleSidedGI has to be synced with our double sided toggle
|
|
var serializedObject = new SerializedObject(material);
|
|
var doubleSidedGIppt = serializedObject.FindProperty("m_DoubleSidedGI");
|
|
doubleSidedGIppt.boolValue = doubleSidedEnable;
|
|
serializedObject.ApplyModifiedProperties();
|
|
}
|
|
|
|
// This is a hack for GI. PVR looks in the shader for a texture named "_MainTex" to extract the opacity of the material for baking. In the same manner, "_Cutoff" and "_Color" are also necessary.
|
|
// Since we don't have those parameters in our shaders we need to provide a "fake" useless version of them with the right values for the GI to work.
|
|
protected static void SetupMainTexForAlphaTestGI(string colorMapPropertyName, string colorPropertyName, Material material)
|
|
{
|
|
if (material.HasProperty(colorMapPropertyName))
|
|
{
|
|
var mainTex = material.GetTexture(colorMapPropertyName);
|
|
material.SetTexture("_MainTex", mainTex);
|
|
}
|
|
|
|
if (material.HasProperty(colorPropertyName))
|
|
{
|
|
var color = material.GetColor(colorPropertyName);
|
|
material.SetColor("_Color", color);
|
|
}
|
|
|
|
if (material.HasProperty("_AlphaCutoff")) // Same for all our materials
|
|
{
|
|
var cutoff = material.GetFloat("_AlphaCutoff");
|
|
material.SetFloat("_Cutoff", cutoff);
|
|
}
|
|
}
|
|
|
|
static public void SetupBaseUnlitMaterialPass(Material material)
|
|
{
|
|
if (material.HasProperty(kDistortionEnable))
|
|
{
|
|
bool distortionEnable = material.GetFloat(kDistortionEnable) > 0.0f && ((SurfaceType)material.GetFloat(kSurfaceType) == SurfaceType.Transparent);
|
|
|
|
bool distortionOnly = false;
|
|
if (material.HasProperty(kDistortionOnly))
|
|
{
|
|
distortionOnly = material.GetFloat(kDistortionOnly) > 0.0f;
|
|
}
|
|
|
|
// If distortion only is enabled, disable all passes (except distortion and debug)
|
|
bool enablePass = !(distortionEnable && distortionOnly);
|
|
|
|
// Disable all passes except distortion
|
|
// Distortion is setup in code above
|
|
material.SetShaderPassEnabled(HDShaderPassNames.s_ForwardStr, enablePass);
|
|
material.SetShaderPassEnabled(HDShaderPassNames.s_ForwardDebugDisplayStr, true);
|
|
material.SetShaderPassEnabled(HDShaderPassNames.s_DepthOnlyStr, enablePass);
|
|
material.SetShaderPassEnabled(HDShaderPassNames.s_DepthForwardOnlyStr, enablePass);
|
|
material.SetShaderPassEnabled(HDShaderPassNames.s_ForwardOnlyStr, enablePass);
|
|
material.SetShaderPassEnabled(HDShaderPassNames.s_ForwardOnlyDebugDisplayStr, true);
|
|
material.SetShaderPassEnabled(HDShaderPassNames.s_GBufferStr, enablePass);
|
|
material.SetShaderPassEnabled(HDShaderPassNames.s_GBufferWithPrepassStr, enablePass);
|
|
material.SetShaderPassEnabled(HDShaderPassNames.s_GBufferDebugDisplayStr, true);
|
|
material.SetShaderPassEnabled(HDShaderPassNames.s_MotionVectorsStr, enablePass);
|
|
material.SetShaderPassEnabled(HDShaderPassNames.s_DistortionVectorsStr, distortionEnable); // note: use distortionEnable
|
|
material.SetShaderPassEnabled(HDShaderPassNames.s_TransparentDepthPrePassStr, enablePass);
|
|
material.SetShaderPassEnabled(HDShaderPassNames.s_TransparentBackfaceStr, enablePass);
|
|
material.SetShaderPassEnabled(HDShaderPassNames.s_TransparentBackfaceDebugDisplayStr, enablePass);
|
|
material.SetShaderPassEnabled(HDShaderPassNames.s_TransparentDepthPostPassStr, enablePass);
|
|
material.SetShaderPassEnabled(HDShaderPassNames.s_MetaStr, enablePass);
|
|
material.SetShaderPassEnabled(HDShaderPassNames.s_ShadowCasterStr, enablePass);
|
|
}
|
|
|
|
if (material.HasProperty(kTransparentDepthPrepassEnable))
|
|
{
|
|
bool depthWriteEnable = (material.GetFloat(kTransparentDepthPrepassEnable) > 0.0f) && ((SurfaceType)material.GetFloat(kSurfaceType) == SurfaceType.Transparent);
|
|
if (depthWriteEnable)
|
|
{
|
|
material.SetShaderPassEnabled(HDShaderPassNames.s_TransparentDepthPrePassStr, true);
|
|
}
|
|
else
|
|
{
|
|
material.SetShaderPassEnabled(HDShaderPassNames.s_TransparentDepthPrePassStr, false);
|
|
}
|
|
}
|
|
|
|
if (material.HasProperty(kTransparentDepthPostpassEnable))
|
|
{
|
|
bool depthWriteEnable = (material.GetFloat(kTransparentDepthPostpassEnable) > 0.0f) && ((SurfaceType)material.GetFloat(kSurfaceType) == SurfaceType.Transparent);
|
|
if (depthWriteEnable)
|
|
{
|
|
material.SetShaderPassEnabled(HDShaderPassNames.s_TransparentDepthPostPassStr, true);
|
|
}
|
|
else
|
|
{
|
|
material.SetShaderPassEnabled(HDShaderPassNames.s_TransparentDepthPostPassStr, false);
|
|
}
|
|
}
|
|
|
|
if (material.HasProperty(kTransparentBackfaceEnable))
|
|
{
|
|
bool backFaceEnable = (material.GetFloat(kTransparentBackfaceEnable) > 0.0f) && ((SurfaceType)material.GetFloat(kSurfaceType) == SurfaceType.Transparent);
|
|
if (backFaceEnable)
|
|
{
|
|
material.SetShaderPassEnabled(HDShaderPassNames.s_TransparentBackfaceStr, true);
|
|
material.SetShaderPassEnabled(HDShaderPassNames.s_TransparentBackfaceDebugDisplayStr, true);
|
|
}
|
|
else
|
|
{
|
|
material.SetShaderPassEnabled(HDShaderPassNames.s_TransparentBackfaceStr, false);
|
|
material.SetShaderPassEnabled(HDShaderPassNames.s_TransparentBackfaceDebugDisplayStr, false);
|
|
}
|
|
}
|
|
|
|
|
|
}
|
|
|
|
// Dedicated to emissive - for emissive Enlighten/PVR
|
|
protected void DoEmissionArea(Material material)
|
|
{
|
|
// Emission for GI?
|
|
if (ShouldEmissionBeEnabled(material))
|
|
{
|
|
if (m_MaterialEditor.EmissionEnabledProperty())
|
|
{
|
|
// change the GI flag and fix it up with emissive as black if necessary
|
|
m_MaterialEditor.LightmapEmissionFlagsProperty(MaterialEditor.kMiniTextureFieldLabelIndentLevel, true);
|
|
}
|
|
}
|
|
}
|
|
|
|
public void ShaderPropertiesGUI(Material material)
|
|
{
|
|
// Use default labelWidth
|
|
EditorGUIUtility.labelWidth = 0f;
|
|
|
|
// Detect any changes to the material
|
|
EditorGUI.BeginChangeCheck();
|
|
{
|
|
//EditorGUI.indentLevel++;
|
|
BaseMaterialPropertiesGUI();
|
|
EditorGUILayout.Space();
|
|
|
|
VertexAnimationPropertiesGUI();
|
|
|
|
EditorGUILayout.Space();
|
|
MaterialPropertiesGUI(material);
|
|
|
|
DoEmissionArea(material);
|
|
|
|
EditorGUILayout.Space();
|
|
EditorGUILayout.LabelField(StylesBaseUnlit.advancedText, EditorStyles.boldLabel);
|
|
// NB RenderQueue editor is not shown on purpose: we want to override it based on blend mode
|
|
EditorGUI.indentLevel++;
|
|
m_MaterialEditor.EnableInstancingField();
|
|
EditorGUI.indentLevel--;
|
|
}
|
|
|
|
if (EditorGUI.EndChangeCheck())
|
|
{
|
|
foreach (var obj in m_MaterialEditor.targets)
|
|
SetupMaterialKeywordsAndPassInternal((Material)obj);
|
|
}
|
|
}
|
|
|
|
public override void AssignNewShaderToMaterial(Material material, Shader oldShader, Shader newShader)
|
|
{
|
|
base.AssignNewShaderToMaterial(material, oldShader, newShader);
|
|
|
|
SetupMaterialKeywordsAndPassInternal(material);
|
|
}
|
|
|
|
// This is call by the inspector
|
|
public override void OnGUI(MaterialEditor materialEditor, MaterialProperty[] props)
|
|
{
|
|
m_MaterialEditor = materialEditor;
|
|
// We should always do this call at the beginning
|
|
m_MaterialEditor.serializedObject.Update();
|
|
|
|
// MaterialProperties can be animated so we do not cache them but fetch them every event to ensure animated values are updated correctly
|
|
FindBaseMaterialProperties(props);
|
|
FindMaterialProperties(props);
|
|
|
|
Material material = materialEditor.target as Material;
|
|
ShaderPropertiesGUI(material);
|
|
|
|
// We should always do this call at the end
|
|
m_MaterialEditor.serializedObject.ApplyModifiedProperties();
|
|
}
|
|
}
|
|
}
|