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Merge pull request #19 from Unity-Technologies/LitUI_Splitting 

Split LitUI in BaseLitUI and LitUI
/main
GitHub 8 年前
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e23c3b62
共有 1 个文件被更改，包括 268 次插入 和 242 次删除
  1. 510
      Assets/ScriptableRenderLoop/HDRenderLoop/Material/Lit/Editor/LitUI.cs

510
Assets/ScriptableRenderLoop/HDRenderLoop/Material/Lit/Editor/LitUI.cs
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namespace UnityEditor
{
internal class LitGUI : ShaderGUI
public abstract class BaseLitGUI : ShaderGUI
public enum SurfaceType
{
Opaque,
Transparent
}
public enum BlendMode
{
Lerp,
Add,
SoftAdd,
Multiply,
Premultiply
}
public enum SmoothnessMapChannel
{
MaskAlpha,
AlbedoAlpha,
}
public enum EmissiveColorMode
{
UseEmissiveColor,
UseEmissiveMask,
}
public enum DoubleSidedMode
{
None,
DoubleSided,
DoubleSidedLightingFlip,
DoubleSidedLightingMirror,
}
public enum NormalMapSpace
protected static class Styles
TangentSpace,
ObjectSpace,
}
public enum HeightmapMode
{
Parallax,
Displacement,
}
public enum DetailMapMode
{
DetailWithNormal,
DetailWithAOHeight,
}
private static class Styles
{
public enum DetailMapMode
{
DetailWithNormal,
DetailWithAOHeight,
}
public static string OptionText = "Options";
public static string SurfaceTypeText = "Surface Type";
public static string BlendModeText = "Blend Mode";

}
MaterialProperty surfaceType = null;
MaterialProperty blendMode = null;
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;
private MaterialProperty surfaceType = null;
private MaterialProperty alphaCutoffEnable = null;
private MaterialProperty blendMode = null;
private MaterialProperty alphaCutoff = null;
private MaterialProperty doubleSidedMode = null;
private const string kSurfaceType = "_SurfaceType";
private const string kBlendMode = "_BlendMode";
private const string kAlphaCutoff = "_AlphaCutoff";
private const string kAlphaCutoffEnabled = "_AlphaCutoffEnable";
private 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 EmissiveColorMode
{
UseEmissiveColor,
UseEmissiveMask,
}
public enum NormalMapSpace
{
TangentSpace,
ObjectSpace,
}
public enum HeightmapMode
{
Parallax,
Displacement,
}
public enum DetailMapMode
{
DetailWithNormal,
DetailWithAOHeight,
}
MaterialProperty alphaCutoff = null;
MaterialProperty alphaCutoffEnable = null;
MaterialProperty doubleSidedMode = null;
MaterialProperty smoothnessMapChannel = null;
MaterialProperty emissiveColorMode = null;
MaterialProperty detailMapMode = null;

// MaterialProperty subSurfaceRadius = null;
// MaterialProperty subSurfaceRadiusMap = null;
protected MaterialEditor m_MaterialEditor;
protected const string kSurfaceType = "_SurfaceType";
protected const string kBlendMode = "_BlendMode";
protected const string kAlphaCutoff = "_AlphaCutoff";
protected const string kAlphaCutoffEnabled = "_AlphaCutoffEnable";
protected const string kDoubleSidedMode = "_DoubleSidedMode";
protected const string kSmoothnessTextureChannelProp = "_SmoothnessTextureChannel";
protected const string kEmissiveColorMode = "_EmissiveColorMode";
protected const string kNormalMapSpace = "_NormalMapSpace";

protected const string kDetailHeightScale = "_DetailHeightScale";
protected const string kDetailAOScale = "_DetailAOScale";
public void FindOptionProperties(MaterialProperty[] props)
override protected void FindInputOptionProperties(MaterialProperty[] props)
surfaceType = FindProperty(kSurfaceType, props);
blendMode = FindProperty(kBlendMode, props);
alphaCutoff = FindProperty(kAlphaCutoff, props);
alphaCutoffEnable = FindProperty(kAlphaCutoffEnabled, props);
doubleSidedMode = FindProperty(kDoubleSidedMode, props);
smoothnessMapChannel = FindProperty(kSmoothnessTextureChannelProp, props);
emissiveColorMode = FindProperty(kEmissiveColorMode, props);
normalMapSpace = FindProperty(kNormalMapSpace, props);

public void FindInputProperties(MaterialProperty[] props)
override protected void FindInputProperties(MaterialProperty[] props)
{
baseColor = FindProperty("_BaseColor", props);
baseColorMap = FindProperty("_BaseColorMap", props);

detailAOScale = FindProperty(kDetailAOScale, props);
}
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 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--;
}
protected void ShaderInputOptionsGUI()
override protected void ShaderInputOptionsGUI()
{
EditorGUI.indentLevel++;
GUILayout.Label(Styles.InputsOptionsText, EditorStyles.boldLabel);

EditorGUI.indentLevel--;
}
protected void ShaderInputGUI()
override protected void ShaderInputGUI()
{
EditorGUI.indentLevel++;
bool smoothnessInAlbedoAlpha = (SmoothnessMapChannel)smoothnessMapChannel.floatValue == SmoothnessMapChannel.AlbedoAlpha;

GUILayout.Label(Styles.detailText, EditorStyles.boldLabel);
m_MaterialEditor.TexturePropertySingleLine(Styles.detailMaskText, detailMask);
m_MaterialEditor.ShaderProperty(UVDetail, Styles.uvSetLabel.text);
m_MaterialEditor.ShaderProperty(UVDetail, Styles.uvSetLabel.text);
if (useDetailMapWithNormal)
{

EditorGUI.indentLevel--;
}
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);
}
}
// TODO: try to setup minimun value to fall back to standard shaders and reverse
public override void AssignNewShaderToMaterial(Material material, Shader oldShader, Shader newShader)
{

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;
}
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 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

}
}
protected void SetupMaterial(Material material)
override protected void SetupInputMaterial(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);
SetKeyword(material, "_NORMALMAP_TANGENT_SPACE", (NormalMapSpace)material.GetFloat(kNormalMapSpace) == NormalMapSpace.TangentSpace);
SetKeyword(material, "_SMOOTHNESS_TEXTURE_ALBEDO_CHANNEL_A", ((SmoothnessMapChannel)material.GetFloat(kSmoothnessTextureChannelProp)) == SmoothnessMapChannel.AlbedoAlpha);
SetKeyword(material, "_EMISSIVE_COLOR", ((EmissiveColorMode)material.GetFloat(kEmissiveColorMode)) == EmissiveColorMode.UseEmissiveColor);

*/
return true;
}
protected void SetKeyword(Material m, string keyword, bool state)
{
if (state)
m.EnableKeyword(keyword);
else
m.DisableKeyword(keyword);
}
}
} // namespace UnityEditor
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