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648 行
32 KiB

using System;
using UnityEngine;
using UnityEngine.Rendering;
namespace UnityEditor
{
public abstract class BaseLitGUI : ShaderGUI
{
protected static class Styles
{
public static string OptionText = "Options";
public static string SurfaceTypeText = "Surface Type";
public static string BlendModeText = "Blend Mode";
public static string detailText = "Inputs Detail";
public static string lightingText = "Inputs Lighting";
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 doubleSidedModeText = new GUIContent("Double Sided", "This will render the two face of the objects (disable backface culling)");
public static readonly string[] surfaceTypeNames = Enum.GetNames(typeof(SurfaceType));
public static readonly string[] blendModeNames = Enum.GetNames(typeof(BlendMode));
public static string InputsOptionsText = "Inputs options";
public static GUIContent smoothnessMapChannelText = new GUIContent("Smoothness Source", "Smoothness texture and channel");
public static GUIContent UVBaseMappingText = new GUIContent("UV set for Base", "");
public static GUIContent texWorldScaleText = new GUIContent("Scale to apply on world coordinate in case of Planar/Triplanar", "");
public static GUIContent UVBaseDetailMappingText = new GUIContent("UV set for Base and Detail", "");
public static GUIContent normalMapSpaceText = new GUIContent("Normal/Tangent Map space", "");
public static GUIContent heightMapModeText = new GUIContent("Height Map Mode", "");
public static GUIContent detailMapModeText = new GUIContent("Detail Map with Normal", "Detail Map with AO / Height");
public static GUIContent UVDetailMappingText = new GUIContent("UV set for Detail", "");
public static GUIContent emissiveColorModeText = new GUIContent("Emissive Color Usage", "Use emissive color or emissive mask");
public static string InputsText = "Inputs";
public static string InputsMapText = "";
public static GUIContent baseColorText = new GUIContent("Base Color + Opacity", "Albedo (RGB) and Opacity (A)");
public static GUIContent baseColorSmoothnessText = new GUIContent("Base Color + Smoothness", "Albedo (RGB) and Smoothness (A)");
public static GUIContent metallicText = new GUIContent("Metallic", "Metallic scale factor");
public static GUIContent smoothnessText = new GUIContent("Smoothness", "Smoothness scale factor");
public static GUIContent maskMapESText = new GUIContent("Mask Map - M(R), AO(G), E(B), S(A)", "Mask map");
public static GUIContent maskMapEText = new GUIContent("Mask Map - M(R), AO(G), E(B)", "Mask map");
public static GUIContent maskMapText = new GUIContent("Mask Map - M(R), AO(G)", "Mask map");
public static GUIContent maskMapSText = new GUIContent("Mask Map - M(R), AO(G), S(A)", "Mask map");
public static GUIContent specularOcclusionMapText = new GUIContent("Specular Occlusion Map (RGBA)", "Specular Occlusion Map");
public static GUIContent normalMapText = new GUIContent("Normal Map", "Normal Map (DXT5) - Need to implement BC5");
public static GUIContent heightMapText = new GUIContent("Height Map (R)", "Height Map");
public static GUIContent tangentMapText = new GUIContent("Tangent Map", "Tangent Map (BC5) - DXT5 for test");
public static GUIContent anisotropyText = new GUIContent("Anisotropy", "Anisotropy scale factor");
public static GUIContent anisotropyMapText = new GUIContent("Anisotropy Map (G)", "Anisotropy");
public static GUIContent detailMapNormalText = new GUIContent("Detail Map A(R) Ny(G) S(B) Nx(A)", "Detail Map");
public static GUIContent detailMapAOHeightText = new GUIContent("Detail Map A(R) AO(G) S(B) H(A)", "Detail Map");
public static GUIContent detailMaskText = new GUIContent("Detail Mask (B)", "Mask for detailMap");
public static GUIContent detailAlbedoScaleText = new GUIContent("Detail AlbedoScale", "Detail Albedo Scale factor");
public static GUIContent detailNormalScaleText = new GUIContent("Detail NormalScale", "Normal Scale factor");
public static GUIContent detailSmoothnessScaleText = new GUIContent("Detail SmoothnessScale", "Smoothness Scale factor");
public static GUIContent detailHeightScaleText = new GUIContent("Detail HeightScale", "Height Scale factor");
public static GUIContent detailAOScaleText = new GUIContent("Detail AOScale", "AO Scale factor");
public static GUIContent emissiveText = new GUIContent("Emissive Color", "Emissive");
public static GUIContent emissiveIntensityText = new GUIContent("Emissive Intensity", "Emissive");
public static GUIContent emissiveWarning = new GUIContent("Emissive value is animated but the material has not been configured to support emissive. Please make sure the material itself has some amount of emissive.");
public static GUIContent emissiveColorWarning = new GUIContent("Ensure emissive color is non-black for emission to have effect.");
}
public enum SurfaceType
{
Opaque,
Transparent
}
public enum BlendMode
{
Lerp,
Add,
SoftAdd,
Multiply,
Premultiply
}
public enum DoubleSidedMode
{
None,
DoubleSided,
DoubleSidedLightingFlip,
DoubleSidedLightingMirror,
}
void SurfaceTypePopup()
{
EditorGUI.showMixedValue = surfaceType.hasMixedValue;
var mode = (SurfaceType)surfaceType.floatValue;
EditorGUI.BeginChangeCheck();
mode = (SurfaceType)EditorGUILayout.Popup(Styles.SurfaceTypeText, (int)mode, Styles.surfaceTypeNames);
if (EditorGUI.EndChangeCheck())
{
m_MaterialEditor.RegisterPropertyChangeUndo("Surface Type");
surfaceType.floatValue = (float)mode;
}
EditorGUI.showMixedValue = false;
}
protected void ShaderOptionsGUI()
{
EditorGUI.indentLevel++;
GUILayout.Label(Styles.OptionText, EditorStyles.boldLabel);
SurfaceTypePopup();
if ((SurfaceType)surfaceType.floatValue == SurfaceType.Transparent)
{
BlendModePopup();
}
m_MaterialEditor.ShaderProperty(alphaCutoffEnable, Styles.alphaCutoffEnableText.text);
if (alphaCutoffEnable.floatValue == 1.0)
{
m_MaterialEditor.ShaderProperty(alphaCutoff, Styles.alphaCutoffText.text);
}
m_MaterialEditor.ShaderProperty(doubleSidedMode, Styles.doubleSidedModeText.text);
EditorGUI.indentLevel--;
}
private void BlendModePopup()
{
EditorGUI.showMixedValue = blendMode.hasMixedValue;
var mode = (BlendMode)blendMode.floatValue;
EditorGUI.BeginChangeCheck();
mode = (BlendMode)EditorGUILayout.Popup(Styles.BlendModeText, (int)mode, Styles.blendModeNames);
if (EditorGUI.EndChangeCheck())
{
m_MaterialEditor.RegisterPropertyChangeUndo("Blend Mode");
blendMode.floatValue = (float)mode;
}
EditorGUI.showMixedValue = false;
}
protected void FindOptionProperties(MaterialProperty[] props)
{
surfaceType = FindProperty(kSurfaceType, props);
blendMode = FindProperty(kBlendMode, props);
alphaCutoff = FindProperty(kAlphaCutoff, props);
alphaCutoffEnable = FindProperty(kAlphaCutoffEnabled, props);
doubleSidedMode = FindProperty(kDoubleSidedMode, props);
FindInputOptionProperties(props);
}
protected void SetupMaterial(Material material)
{
bool alphaTestEnable = material.GetFloat(kAlphaCutoffEnabled) == 1.0;
SurfaceType surfaceType = (SurfaceType)material.GetFloat(kSurfaceType);
BlendMode blendMode = (BlendMode)material.GetFloat(kBlendMode);
DoubleSidedMode doubleSidedMode = (DoubleSidedMode)material.GetFloat(kDoubleSidedMode);
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)UnityEngine.Rendering.RenderQueue.AlphaTest : -1;
}
else
{
material.SetOverrideTag("RenderType", "Transparent");
material.SetInt("_ZWrite", 0);
material.renderQueue = (int)UnityEngine.Rendering.RenderQueue.Transparent;
switch (blendMode)
{
case BlendMode.Lerp:
material.SetInt("_SrcBlend", (int)UnityEngine.Rendering.BlendMode.SrcAlpha);
material.SetInt("_DstBlend", (int)UnityEngine.Rendering.BlendMode.OneMinusSrcAlpha);
break;
case BlendMode.Add:
material.SetInt("_SrcBlend", (int)UnityEngine.Rendering.BlendMode.One);
material.SetInt("_DstBlend", (int)UnityEngine.Rendering.BlendMode.One);
break;
case BlendMode.SoftAdd:
material.SetInt("_SrcBlend", (int)UnityEngine.Rendering.BlendMode.OneMinusDstColor);
material.SetInt("_DstBlend", (int)UnityEngine.Rendering.BlendMode.One);
break;
case BlendMode.Multiply:
material.SetInt("_SrcBlend", (int)UnityEngine.Rendering.BlendMode.DstColor);
material.SetInt("_DstBlend", (int)UnityEngine.Rendering.BlendMode.Zero);
break;
case BlendMode.Premultiply:
material.SetInt("_SrcBlend", (int)UnityEngine.Rendering.BlendMode.One);
material.SetInt("_DstBlend", (int)UnityEngine.Rendering.BlendMode.OneMinusSrcAlpha);
break;
}
}
if (doubleSidedMode == DoubleSidedMode.None)
{
material.SetInt("_CullMode", (int)UnityEngine.Rendering.CullMode.Back);
}
else
{
material.SetInt("_CullMode", (int)UnityEngine.Rendering.CullMode.Off);
}
if (doubleSidedMode == DoubleSidedMode.DoubleSidedLightingFlip)
{
material.EnableKeyword("_DOUBLESIDED_LIGHTING_FLIP");
material.DisableKeyword("_DOUBLESIDED_LIGHTING_MIRROR");
}
else if (doubleSidedMode == DoubleSidedMode.DoubleSidedLightingMirror)
{
material.DisableKeyword("_DOUBLESIDED_LIGHTING_FLIP");
material.EnableKeyword("_DOUBLESIDED_LIGHTING_MIRROR");
}
else
{
material.DisableKeyword("_DOUBLESIDED_LIGHTING_FLIP");
material.DisableKeyword("_DOUBLESIDED_LIGHTING_MIRROR");
}
SetKeyword(material, "_ALPHATEST_ON", alphaTestEnable);
SetupInputMaterial(material);
}
protected void SetKeyword(Material m, string keyword, bool state)
{
if (state)
m.EnableKeyword(keyword);
else
m.DisableKeyword(keyword);
}
public void ShaderPropertiesGUI(Material material)
{
// Use default labelWidth
EditorGUIUtility.labelWidth = 0f;
// Detect any changes to the material
EditorGUI.BeginChangeCheck();
{
ShaderOptionsGUI();
EditorGUILayout.Space();
ShaderInputOptionsGUI();
EditorGUILayout.Space();
ShaderInputGUI();
}
if (EditorGUI.EndChangeCheck())
{
foreach (var obj in m_MaterialEditor.targets)
SetupMaterial((Material)obj);
}
}
public override void OnGUI(MaterialEditor materialEditor, MaterialProperty[] props)
{
FindOptionProperties(props); // MaterialProperties can be animated so we do not cache them but fetch them every event to ensure animated values are updated correctly
FindInputProperties(props);
m_MaterialEditor = materialEditor;
Material material = materialEditor.target as Material;
ShaderPropertiesGUI(material);
}
protected MaterialEditor m_MaterialEditor;
MaterialProperty surfaceType = null;
MaterialProperty alphaCutoffEnable = null;
MaterialProperty blendMode = null;
MaterialProperty alphaCutoff = null;
MaterialProperty doubleSidedMode = null;
const string kSurfaceType = "_SurfaceType";
const string kBlendMode = "_BlendMode";
const string kAlphaCutoff = "_AlphaCutoff";
const string kAlphaCutoffEnabled = "_AlphaCutoffEnable";
const string kDoubleSidedMode = "_DoubleSidedMode";
protected static string[] reservedProperties = new string[] { kSurfaceType, kBlendMode, kAlphaCutoff, kAlphaCutoffEnabled, kDoubleSidedMode };
protected abstract void FindInputProperties(MaterialProperty[] props);
protected abstract void ShaderInputGUI();
protected abstract void ShaderInputOptionsGUI();
protected abstract void FindInputOptionProperties(MaterialProperty[] props);
protected abstract void SetupInputMaterial(Material material);
}
class LitGUI : BaseLitGUI
{
public enum SmoothnessMapChannel
{
MaskAlpha,
AlbedoAlpha,
}
public enum UVBaseMapping
{
UV0,
Planar,
Triplanar
}
public enum NormalMapSpace
{
TangentSpace,
ObjectSpace,
}
public enum HeightmapMode
{
Parallax,
Displacement,
}
public enum DetailMapMode
{
DetailWithNormal,
DetailWithAOHeight,
}
public enum UVDetailMapping
{
UV0,
UV1,
UV3
}
public enum EmissiveColorMode
{
UseEmissiveColor,
UseEmissiveMask,
}
protected MaterialProperty smoothnessMapChannel = null;
protected const string kSmoothnessTextureChannel = "_SmoothnessTextureChannel";
protected MaterialProperty UVBase = null;
protected const string kUVBase = "_UVBase";
protected MaterialProperty TexWorldScale = null;
protected const string kTexWorldScale = "_TexWorldScale";
protected MaterialProperty UVMappingMask = null;
protected const string kUVMappingMask = "_UVMappingMask";
protected MaterialProperty normalMapSpace = null;
protected const string kNormalMapSpace = "_NormalMapSpace";
protected MaterialProperty heightMapMode = null;
protected const string kHeightMapMode = "_HeightMapMode";
protected MaterialProperty detailMapMode = null;
protected const string kDetailMapMode = "_DetailMapMode";
protected MaterialProperty UVDetail = null;
protected const string kUVDetail = "_UVDetail";
protected MaterialProperty UVDetailsMappingMask = null;
protected const string kUVDetailsMappingMask = "_UVDetailsMappingMask";
protected MaterialProperty emissiveColorMode = null;
protected const string kEmissiveColorMode = "_EmissiveColorMode";
protected MaterialProperty baseColor = null;
protected const string kBaseColor = "_BaseColor";
protected MaterialProperty baseColorMap = null;
protected const string kBaseColorMap = "_BaseColorMap";
protected MaterialProperty metallic = null;
protected const string kMetallic = "_Metallic";
protected MaterialProperty smoothness = null;
protected const string kSmoothness = "_Smoothness";
protected MaterialProperty maskMap = null;
protected const string kMaskMap = "_MaskMap";
protected MaterialProperty specularOcclusionMap = null;
protected const string kSpecularOcclusionMap = "_SpecularOcclusionMap";
protected MaterialProperty normalMap = null;
protected const string kNormalMap = "_NormalMap";
protected MaterialProperty heightMap = null;
protected const string kHeightMap = "_HeightMap";
protected MaterialProperty heightScale = null;
protected const string kHeightScale = "_HeightScale";
protected MaterialProperty heightBias = null;
protected const string kHeightBias= "_HeightBias";
protected MaterialProperty tangentMap = null;
protected const string kTangentMap = "_TangentMap";
protected MaterialProperty anisotropy = null;
protected const string kAnisotropy = "_Anisotropy";
protected MaterialProperty anisotropyMap = null;
protected const string kAnisotropyMap = "_AnisotropyMap";
protected MaterialProperty detailMap = null;
protected const string kDetailMap = "_DetailMap";
protected MaterialProperty detailMask = null;
protected const string kDetailMask = "_DetailMask";
protected MaterialProperty detailAlbedoScale = null;
protected const string kDetailAlbedoScale = "_DetailAlbedoScale";
protected MaterialProperty detailNormalScale = null;
protected const string kDetailNormalScale = "_DetailNormalScale";
protected MaterialProperty detailSmoothnessScale = null;
protected const string kDetailSmoothnessScale = "_DetailSmoothnessScale";
protected MaterialProperty detailHeightScale = null;
protected const string kDetailHeightScale = "_DetailHeightScale";
protected MaterialProperty detailAOScale = null;
protected const string kDetailAOScale = "_DetailAOScale";
// MaterialProperty subSurfaceRadius = null;
// MaterialProperty subSurfaceRadiusMap = null;
protected MaterialProperty emissiveColor = null;
protected const string kEmissiveColor = "_EmissiveColor";
protected MaterialProperty emissiveColorMap = null;
protected const string kEmissiveColorMap = "_EmissiveColorMap";
protected MaterialProperty emissiveIntensity = null;
protected const string kEmissiveIntensity = "_EmissiveIntensity";
override protected void FindInputOptionProperties(MaterialProperty[] props)
{
smoothnessMapChannel = FindProperty(kSmoothnessTextureChannel, props);
UVBase = FindProperty(kUVBase, props);
TexWorldScale = FindProperty(kTexWorldScale, props);
UVMappingMask = FindProperty(kUVMappingMask, props);
normalMapSpace = FindProperty(kNormalMapSpace, props);
heightMapMode = FindProperty(kHeightMapMode, props);
detailMapMode = FindProperty(kDetailMapMode, props);
UVDetail = FindProperty(kUVDetail, props);
UVDetailsMappingMask = FindProperty(kUVDetailsMappingMask, props);
emissiveColorMode = FindProperty(kEmissiveColorMode, props);
}
override protected void FindInputProperties(MaterialProperty[] props)
{
baseColor = FindProperty(kBaseColor, props);
baseColorMap = FindProperty(kBaseColorMap, props);
metallic = FindProperty(kMetallic, props);
smoothness = FindProperty(kSmoothness, props);
maskMap = FindProperty(kMaskMap, props);
specularOcclusionMap = FindProperty(kSpecularOcclusionMap, props);
normalMap = FindProperty(kNormalMap, props);
heightMap = FindProperty(kHeightMap, props);
heightScale = FindProperty(kHeightScale, props);
heightBias = FindProperty(kHeightBias, props);
tangentMap = FindProperty(kTangentMap, props);
anisotropy = FindProperty(kAnisotropy, props);
anisotropyMap = FindProperty(kAnisotropyMap, props);
detailMap = FindProperty(kDetailMap, props);
detailMask = FindProperty(kDetailMask, props);
detailAlbedoScale = FindProperty(kDetailAlbedoScale, props);
detailNormalScale = FindProperty(kDetailNormalScale, props);
detailSmoothnessScale = FindProperty(kDetailSmoothnessScale, props);
detailHeightScale = FindProperty(kDetailHeightScale, props);
detailAOScale = FindProperty(kDetailAOScale, props);
emissiveColor = FindProperty(kEmissiveColor, props);
emissiveColorMap = FindProperty(kEmissiveColorMap, props);
emissiveIntensity = FindProperty(kEmissiveIntensity, props);
}
override protected void ShaderInputOptionsGUI()
{
// When Planar or Triplanar is enable the UVDetail use the same mode, so we disable the choice on UVDetail
bool enableUVDetail = (UVBaseMapping)UVBase.floatValue == UVBaseMapping.UV0;
EditorGUI.indentLevel++;
GUILayout.Label(Styles.InputsOptionsText, EditorStyles.boldLabel);
m_MaterialEditor.ShaderProperty(smoothnessMapChannel, Styles.smoothnessMapChannelText.text);
m_MaterialEditor.ShaderProperty(UVBase, enableUVDetail ? Styles.UVBaseDetailMappingText.text : Styles.UVBaseMappingText.text);
float X, Y, Z, W;
X = ((UVBaseMapping)UVBase.floatValue == UVBaseMapping.UV0) ? 1.0f : 0.0f;
W = ((UVBaseMapping)UVBase.floatValue == UVBaseMapping.Planar) ? 1.0f : 0.0f;
UVMappingMask.colorValue = new Color(X, 0.0f, 0.0f, W);
if (((UVBaseMapping)UVBase.floatValue == UVBaseMapping.Planar) || ((UVBaseMapping)UVBase.floatValue == UVBaseMapping.Triplanar))
{
EditorGUI.indentLevel++;
m_MaterialEditor.ShaderProperty(TexWorldScale, Styles.texWorldScaleText.text);
EditorGUI.indentLevel--;
}
if (enableUVDetail)
{
m_MaterialEditor.ShaderProperty(UVDetail, Styles.UVDetailMappingText.text);
}
// If base is planar mode, detail is planar too
if (W > 0.0f)
{
X = Y = Z = 0.0f;
}
else
{
X = ((UVDetailMapping)UVDetail.floatValue == UVDetailMapping.UV0) ? 1.0f : 0.0f;
Y = ((UVDetailMapping)UVDetail.floatValue == UVDetailMapping.UV1) ? 1.0f : 0.0f;
Z = ((UVDetailMapping)UVDetail.floatValue == UVDetailMapping.UV3) ? 1.0f : 0.0f;
}
UVDetailsMappingMask.colorValue = new Color(X, Y, Z, 0.0f); // W Reuse planar mode from base
m_MaterialEditor.ShaderProperty(detailMapMode, Styles.detailMapModeText.text);
m_MaterialEditor.ShaderProperty(normalMapSpace, Styles.normalMapSpaceText.text);
m_MaterialEditor.ShaderProperty(heightMapMode, Styles.heightMapModeText.text);
m_MaterialEditor.ShaderProperty(emissiveColorMode, Styles.emissiveColorModeText.text);
EditorGUI.indentLevel--;
}
override protected void ShaderInputGUI()
{
EditorGUI.indentLevel++;
bool smoothnessInAlbedoAlpha = (SmoothnessMapChannel)smoothnessMapChannel.floatValue == SmoothnessMapChannel.AlbedoAlpha;
bool useDetailMapWithNormal = (DetailMapMode)detailMapMode.floatValue == DetailMapMode.DetailWithNormal;
bool useEmissiveMask = (EmissiveColorMode)emissiveColorMode.floatValue == EmissiveColorMode.UseEmissiveMask;
GUILayout.Label(Styles.InputsText, EditorStyles.boldLabel);
m_MaterialEditor.TexturePropertySingleLine(smoothnessInAlbedoAlpha ? Styles.baseColorSmoothnessText : Styles.baseColorText, baseColorMap, baseColor);
m_MaterialEditor.ShaderProperty(metallic, Styles.metallicText);
m_MaterialEditor.ShaderProperty(smoothness, Styles.smoothnessText);
if (smoothnessInAlbedoAlpha && useEmissiveMask)
m_MaterialEditor.TexturePropertySingleLine(Styles.maskMapEText, maskMap);
else if (smoothnessInAlbedoAlpha && !useEmissiveMask)
m_MaterialEditor.TexturePropertySingleLine(Styles.maskMapText, maskMap);
else if (!smoothnessInAlbedoAlpha && useEmissiveMask)
m_MaterialEditor.TexturePropertySingleLine(Styles.maskMapESText, maskMap);
else if (!smoothnessInAlbedoAlpha && !useEmissiveMask)
m_MaterialEditor.TexturePropertySingleLine(Styles.maskMapSText, maskMap);
m_MaterialEditor.TexturePropertySingleLine(Styles.specularOcclusionMapText, specularOcclusionMap);
m_MaterialEditor.TexturePropertySingleLine(Styles.normalMapText, normalMap);
m_MaterialEditor.TexturePropertySingleLine(Styles.heightMapText, heightMap, heightScale, heightBias);
m_MaterialEditor.TexturePropertySingleLine(Styles.tangentMapText, tangentMap);
m_MaterialEditor.ShaderProperty(anisotropy, Styles.anisotropyText);
m_MaterialEditor.TexturePropertySingleLine(Styles.anisotropyMapText, anisotropyMap);
EditorGUILayout.Space();
GUILayout.Label(Styles.detailText, EditorStyles.boldLabel);
m_MaterialEditor.TexturePropertySingleLine(Styles.detailMaskText, detailMask);
if (useDetailMapWithNormal)
{
m_MaterialEditor.TexturePropertySingleLine(Styles.detailMapNormalText, detailMap);
}
else
{
m_MaterialEditor.TexturePropertySingleLine(Styles.detailMapAOHeightText, detailMap);
}
m_MaterialEditor.TextureScaleOffsetProperty(detailMap);
EditorGUI.indentLevel++;
m_MaterialEditor.ShaderProperty(detailAlbedoScale, Styles.detailAlbedoScaleText);
m_MaterialEditor.ShaderProperty(detailNormalScale, Styles.detailNormalScaleText);
m_MaterialEditor.ShaderProperty(detailSmoothnessScale, Styles.detailSmoothnessScaleText);
m_MaterialEditor.ShaderProperty(detailHeightScale, Styles.detailHeightScaleText);
m_MaterialEditor.ShaderProperty(detailAOScale, Styles.detailAOScaleText);
EditorGUI.indentLevel--;
EditorGUILayout.Space();
GUILayout.Label(Styles.lightingText, EditorStyles.boldLabel);
if (!useEmissiveMask)
{
m_MaterialEditor.TexturePropertySingleLine(Styles.emissiveText, emissiveColorMap, emissiveColor);
}
m_MaterialEditor.ShaderProperty(emissiveIntensity, Styles.emissiveIntensityText);
m_MaterialEditor.LightmapEmissionProperty(MaterialEditor.kMiniTextureFieldLabelIndentLevel + 1);
EditorGUI.indentLevel--;
}
public override void AssignNewShaderToMaterial(Material material, Shader oldShader, Shader newShader)
{
base.AssignNewShaderToMaterial(material, oldShader, newShader);
}
protected virtual void SetupKeywordsForInputMaps(Material material)
{
SetKeyword(material, "_NORMALMAP", material.GetTexture(kNormalMap) || material.GetTexture(kDetailMap)); // With details map, we always use a normal map and Unity provide a default (0, 0, 1) normal map for ir
SetKeyword(material, "_MASKMAP", material.GetTexture(kMaskMap));
SetKeyword(material, "_SPECULAROCCLUSIONMAP", material.GetTexture(kSpecularOcclusionMap));
SetKeyword(material, "_EMISSIVE_COLOR_MAP", material.GetTexture(kEmissiveColorMap));
SetKeyword(material, "_HEIGHTMAP", material.GetTexture(kHeightMap));
SetKeyword(material, "_TANGENTMAP", material.GetTexture(kTangentMap));
SetKeyword(material, "_ANISOTROPYMAP", material.GetTexture(kAnisotropyMap));
SetKeyword(material, "_DETAIL_MAP", material.GetTexture(kDetailMap));
}
public static bool ShouldEmissionBeEnabled(Material mat)
{
float emissiveIntensity = mat.GetFloat(kEmissiveIntensity);
var realtimeEmission = (mat.globalIlluminationFlags & MaterialGlobalIlluminationFlags.RealtimeEmissive) > 0;
return emissiveIntensity > 0.0f || realtimeEmission;
}
protected virtual void SetupEmissionGIFlags(Material material)
{
// Setup lightmap emissive flags
MaterialGlobalIlluminationFlags flags = material.globalIlluminationFlags;
if ((flags & (MaterialGlobalIlluminationFlags.BakedEmissive | MaterialGlobalIlluminationFlags.RealtimeEmissive)) != 0)
{
if (ShouldEmissionBeEnabled(material))
flags &= ~MaterialGlobalIlluminationFlags.EmissiveIsBlack;
else
flags |= MaterialGlobalIlluminationFlags.EmissiveIsBlack;
material.globalIlluminationFlags = flags;
}
}
override protected void SetupInputMaterial(Material material)
{
// Note: keywords must be based on Material value not on MaterialProperty due to multi-edit & material animation
// (MaterialProperty value might come from renderer material property block)
SetKeyword(material, "_SMOOTHNESS_TEXTURE_ALBEDO_CHANNEL_A", ((SmoothnessMapChannel)material.GetFloat(kSmoothnessTextureChannel)) == SmoothnessMapChannel.AlbedoAlpha);
SetKeyword(material, "_MAPPING_TRIPLANAR", ((UVBaseMapping)material.GetFloat(kUVBase)) == UVBaseMapping.Triplanar);
SetKeyword(material, "_NORMALMAP_TANGENT_SPACE", ((NormalMapSpace)material.GetFloat(kNormalMapSpace)) == NormalMapSpace.TangentSpace);
SetKeyword(material, "_HEIGHTMAP_AS_DISPLACEMENT", ((HeightmapMode)material.GetFloat(kHeightMapMode)) == HeightmapMode.Displacement);
SetKeyword(material, "_DETAIL_MAP_WITH_NORMAL", ((DetailMapMode)material.GetFloat(kDetailMapMode)) == DetailMapMode.DetailWithNormal);
SetKeyword(material, "_REQUIRE_UV3", ((UVDetailMapping)material.GetFloat(kUVDetail)) == UVDetailMapping.UV3 && (UVBaseMapping)material.GetFloat(kUVBase) == UVBaseMapping.UV0);
SetKeyword(material, "_EMISSIVE_COLOR", ((EmissiveColorMode)material.GetFloat(kEmissiveColorMode)) == EmissiveColorMode.UseEmissiveColor);
SetupKeywordsForInputMaps(material);
SetupEmissionGIFlags(material);
}
// TODO: ? or remove
bool HasValidEmissiveKeyword(Material material)
{
/*
// Material animation might be out of sync with the material keyword.
// So if the emission support is disabled on the material, but the property blocks have a value that requires it, then we need to show a warning.
// (note: (Renderer MaterialPropertyBlock applies its values to emissionColorForRendering))
bool hasEmissionKeyword = material.IsKeywordEnabled ("_EMISSION");
if (!hasEmissionKeyword && ShouldEmissionBeEnabled (material, emissionColorForRendering.colorValue))
return false;
else
return true;
*/
return true;
}
}
} // namespace UnityEditor