FittsLaw/Assets/Oculus/Avatar/Editor/AvatarMaterialEditor.cs
2018-10-14 23:33:23 -04:00

634 lines
30 KiB
C#

using UnityEngine;
using UnityEditor;
using NUnit.Framework;
using System.Linq;
using System.Collections.Generic;
using System;
public class AvatarMaterialEditor : MaterialEditor {
static Dictionary<Material, int> layerVisibilityMasks = new Dictionary<Material, int>();
const int MaxLayerCount = 8;
private const string NormalMapPrefix = "NORMAL_MAP";
private const string ParallaxPrefix = "PARALLAX";
private const string RoughnessPrefix = "ROUGHNESS";
private const string LayerKeywordPrefix = "LAYERS_";
private const string AlphaMaskUniform = "_AlphaMask";
private const string DarkMultUniform = "_DarkMultiplier";
private const string BaseColorUniform = "_BaseColor";
private const string BaseMaskTypeUniform = "_BaseMaskType";
private const string BaseMaskParametersUniform = "_BaseMaskParameters";
private const string BaseMaskAxisUniform = "_BaseMaskAxis";
private const string NormalMapUniform = "_NormalMap";
private const string ParallaxMapUniform = "_ParallaxMap";
private const string RoughnessMapUniform = "_RoughnessMap";
private const string LayerSurfacePrefix = "_LayerSurface";
private const string LayerColorPrefix = "_LayerColor";
private const string LayerSampleParametersPrefix = "_LayerSampleParameters";
private const string LayerMaskTypePrefix = "_LayerMaskType";
private const string LayerMaskParametersPrefix = "_LayerMaskParameters";
private const string LayerMaskAxisPrefix = "_LayerMaskAxis";
private const string LayerBlendModePrefix = "_LayerBlendMode";
private const string LayerSampleModePrefix = "_LayerSampleMode";
enum LayerSampleMode : int
{
Color,
Texture,
TextureSingleChannel,
Parallax,
RSRM,
Count
}
static readonly string[] layerSampleModeLabels = new string[(int)LayerSampleMode.Count] { "Color", "Texture", "Texture (single channel)", "Parallax", "RSRM" };
enum LayerMaskType : int
{
None,
Positional,
ViewReflection,
Fresnel,
Pulse,
Count
}
static readonly string[] layerMaskTypeLabels = new string[(int)LayerMaskType.Count] { "None", "Positional", "View reflection", "Fresnel", "Pulse" };
enum LayerBlendMode : int
{
Add,
Multiply,
Count
}
static readonly string[] layerBlendModeLabels = new string[(int)LayerBlendMode.Count] { "Add", "Multiply" };
Material[] previewMaterials = new Material[MaxLayerCount];
Vector4[,] sampleParametersCache = new Vector4[MaxLayerCount, (int)LayerSampleMode.Count];
Vector4[][] maskParametersCache = new Vector4[MaxLayerCount][];
Vector4[][] maskAxisCache = new Vector4[MaxLayerCount][];
Vector4[] baseMaskParametersCache = new Vector4[(int)LayerMaskType.Count];
Vector4[] baseMaskAxisCache = new Vector4[(int)LayerMaskType.Count];
PreviewRenderUtility previewUtility;
Mesh previewMesh;
static readonly Vector4 PositionalMaskDefaults = new Vector4(0.0f, 1.0f, 1.0f, 0.0f);
static readonly Vector4 ViewReflectionMaskDefaults = new Vector4(1.0f, 0.0f, 1.0f, 0.0f);
static readonly Vector4 FresnelMaskDefaults = new Vector4(1.0f, 0.0f, 1.0f, 1.0f);
static readonly Vector4 PulseMaskDefaults = new Vector4(1.0f, 0.0f, 1.0f, 0.0f);
static readonly Vector4 MaskAxisDefault = new Vector4(0.0f, 1.0f, 0.0f, 0.0f);
void Init()
{
if (previewUtility == null)
{
previewUtility = new PreviewRenderUtility();
GameObject gameObject = (GameObject)EditorGUIUtility.LoadRequired("Previews/PreviewMaterials.fbx");
previewMesh = gameObject.transform.Find("sphere").GetComponent<MeshFilter>().sharedMesh;
}
baseMaskParametersCache[(int)LayerMaskType.Positional] = PositionalMaskDefaults;
baseMaskParametersCache[(int)LayerMaskType.ViewReflection] = ViewReflectionMaskDefaults;
baseMaskParametersCache[(int)LayerMaskType.Fresnel] = FresnelMaskDefaults;
baseMaskParametersCache[(int)LayerMaskType.Pulse] = PulseMaskDefaults;
baseMaskAxisCache[(int)LayerMaskType.Positional] = MaskAxisDefault;
baseMaskAxisCache[(int)LayerMaskType.ViewReflection] = MaskAxisDefault;
for (int i = 0; i < MaxLayerCount; ++i)
{
sampleParametersCache[i, (int)LayerSampleMode.Color] = new Vector4(1.0f, 1.0f, 1.0f, 1.0f);
sampleParametersCache[i, (int)LayerSampleMode.Texture] = new Vector4(0.0f, 0.0f, 1.0f, 1.0f);
sampleParametersCache[i, (int)LayerSampleMode.TextureSingleChannel] = new Vector4(1.0f, 0.0f, 0.0f, 0.0f);
sampleParametersCache[i, (int)LayerSampleMode.Parallax] = new Vector4(0.0f, 1.0f, 0.0f, 0.0f);
sampleParametersCache[i, (int)LayerSampleMode.RSRM] = new Vector4(0.0f, 1.0f, 1.0f, 0.0f);
Vector4[] parametersCache = new Vector4[(int)LayerMaskType.Count];
parametersCache[(int)LayerMaskType.Positional] = PositionalMaskDefaults;
parametersCache[(int)LayerMaskType.ViewReflection] = ViewReflectionMaskDefaults;
parametersCache[(int)LayerMaskType.Fresnel] = FresnelMaskDefaults;
parametersCache[(int)LayerMaskType.Pulse] = PulseMaskDefaults;
maskParametersCache[i] = parametersCache;
Vector4[] axisCache = new Vector4[(int)LayerMaskType.Count];
axisCache[(int)LayerMaskType.Positional] = MaskAxisDefault;
axisCache[(int)LayerMaskType.ViewReflection] = MaskAxisDefault;
axisCache[(int)LayerMaskType.Pulse] = MaskAxisDefault;
maskAxisCache[i] = axisCache;
}
}
static class AvatarMaterialEditorGUILayout
{
public static bool KeywordToggle(string label, Material material, string keywordPrefix)
{
bool isEnabled = material.IsKeywordEnabled(keywordPrefix + "_ON");
bool newIsEnabled = EditorGUILayout.Toggle(label, isEnabled);
if (newIsEnabled != isEnabled)
{
Undo.RecordObject(material, label + " change");
if (newIsEnabled)
{
material.EnableKeyword(keywordPrefix + "_ON");
material.DisableKeyword(keywordPrefix + "_OFF");
}
else
{
material.EnableKeyword(keywordPrefix + "_OFF");
material.DisableKeyword(keywordPrefix + "_ON");
}
}
return newIsEnabled;
}
public static Color ColorField(string label, Material material, string propertyName)
{
Color color = material.GetColor(propertyName);
Color newColor = EditorGUILayout.ColorField(label, color);
if (newColor != color)
{
Undo.RecordObject(material, label + " change");
material.SetColor(propertyName, newColor);
}
return newColor;
}
internal static int IntField(string label, Material material, string propertyName, string[] valueNames)
{
int currentValue = material.GetInt(propertyName);
int newValue = EditorGUILayout.Popup(label, currentValue, valueNames);
if (newValue != currentValue)
{
Undo.RecordObject(material, label + " change");
material.SetInt(propertyName, newValue);
}
return newValue;
}
internal static Vector2 Vector2Field(string label, Material material, string propertyName)
{
Vector4 currentValue = material.GetVector(propertyName);
Vector2 currentVec2 = new Vector2(currentValue.x, currentValue.y);
Vector2 newVec2 = EditorGUILayout.Vector2Field(label, currentVec2);
if (newVec2 != currentVec2)
{
Undo.RecordObject(material, label + " change");
material.SetVector(propertyName, new Vector4(newVec2.x, newVec2.y, currentValue.z, currentValue.w));
}
return newVec2;
}
internal static Vector3 Vector3Field(string label, Material material, string propertyName)
{
Vector4 currentValue = material.GetVector(propertyName);
Vector3 currentVec3 = new Vector3(currentValue.x, currentValue.y, currentValue.z);
Vector3 newVec3 = EditorGUILayout.Vector3Field(label, currentVec3);
if (newVec3 != currentVec3)
{
Undo.RecordObject(material, label + " change");
material.SetVector(propertyName, new Vector4(newVec3.x, newVec3.y, newVec3.z, currentValue.w));
}
return newVec3;
}
internal static float VectorComponentField(string label, Material material, string propertyName, int componentIndex)
{
Vector4 currentValue = material.GetVector(propertyName);
float currentComponent = currentValue[componentIndex];
float newComponent = EditorGUILayout.FloatField(label, currentComponent);
if (newComponent != currentComponent)
{
Undo.RecordObject(material, label + " change");
currentValue[componentIndex] = newComponent;
material.SetVector(propertyName, currentValue);
}
return newComponent;
}
internal static Vector4 ChannelMaskField(string label, Material material, string propertyName)
{
Vector4 currentValue = material.GetVector(propertyName);
int currentChannel = 0;
for (int i = 0; i < 4; ++i)
{
if (currentValue[i] != 0)
{
currentChannel = i;
break;
}
}
int newChannel = EditorGUILayout.IntPopup(label, currentChannel, new string[] { "R", "G", "B", "A" }, new int[] { 0, 1, 2, 3 });
if (newChannel != currentChannel)
{
Vector4 channelMask = Vector4.zero;
channelMask[newChannel] = 1.0f;
Undo.RecordObject(material, label + " change");
currentValue = channelMask;
material.SetVector(propertyName, currentValue);
}
return currentValue;
}
}
void MaskField(
string label,
Material material,
string maskTypePropertyName,
string maskParametersPropertyName,
string maskAxisPropertyName,
Vector4[] axisCache,
Vector4[] parameterCache,
bool normalMapEnabled)
{
EditorGUI.BeginChangeCheck();
LayerMaskType maskType = (LayerMaskType)AvatarMaterialEditorGUILayout.IntField(label, material, maskTypePropertyName, layerMaskTypeLabels);
if (EditorGUI.EndChangeCheck())
{
material.SetVector(maskAxisPropertyName, axisCache[(int)maskType]);
material.SetVector(maskParametersPropertyName, parameterCache[(int)maskType]);
}
// Show mask-specific controls
EditorGUI.BeginChangeCheck();
switch (maskType)
{
case LayerMaskType.Positional:
AvatarMaterialEditorGUILayout.Vector3Field("Axis", material, maskAxisPropertyName);
AvatarMaterialEditorGUILayout.VectorComponentField("Center distance", material, maskParametersPropertyName, 0);
AvatarMaterialEditorGUILayout.VectorComponentField("Fade above", material, maskParametersPropertyName, 1);
AvatarMaterialEditorGUILayout.VectorComponentField("Fade below", material, maskParametersPropertyName, 2);
break;
case LayerMaskType.ViewReflection:
AvatarMaterialEditorGUILayout.Vector3Field("Axis", material, maskAxisPropertyName);
AvatarMaterialEditorGUILayout.VectorComponentField("Fade begin", material, maskParametersPropertyName, 0);
AvatarMaterialEditorGUILayout.VectorComponentField("Fade end", material, maskParametersPropertyName, 1);
if (normalMapEnabled)
{
AvatarMaterialEditorGUILayout.VectorComponentField("Normal map strength", material, maskParametersPropertyName, 2);
}
break;
case LayerMaskType.Fresnel:
AvatarMaterialEditorGUILayout.VectorComponentField("Power", material, maskParametersPropertyName, 0);
AvatarMaterialEditorGUILayout.VectorComponentField("Fade begin", material, maskParametersPropertyName, 1);
AvatarMaterialEditorGUILayout.VectorComponentField("Fade end", material, maskParametersPropertyName, 2);
if (normalMapEnabled)
{
AvatarMaterialEditorGUILayout.VectorComponentField("Normal map strength", material, maskParametersPropertyName, 3);
}
break;
case LayerMaskType.Pulse:
AvatarMaterialEditorGUILayout.Vector3Field("Axis", material, maskAxisPropertyName);
AvatarMaterialEditorGUILayout.VectorComponentField("Pulse distance", material, maskParametersPropertyName, 0);
AvatarMaterialEditorGUILayout.VectorComponentField("Pulse speed", material, maskParametersPropertyName, 1);
AvatarMaterialEditorGUILayout.VectorComponentField("Power", material, maskParametersPropertyName, 2);
break;
}
if (EditorGUI.EndChangeCheck())
{
parameterCache[(int)maskType] = material.GetVector(maskParametersPropertyName);
axisCache[(int)maskType] = material.GetVector(maskAxisPropertyName);
}
}
public override void OnInspectorGUI()
{
Init();
if (!isVisible)
{
return;
}
SetDefaultGUIWidths();
Material material = target as Material;
int layerCount = MaxLayerCount;
while (layerCount > 0 && !material.IsKeywordEnabled(GetPropertyName(LayerKeywordPrefix, layerCount)))
{
--layerCount;
}
if (layerCount == 0)
{
layerCount = 1;
material.EnableKeyword("LAYERS_" + layerCount);
}
EditorGUILayout.LabelField("Global material properties");
EditorGUILayout.BeginVertical(EditorStyles.helpBox);
TextureField("AlphaMask", material, AlphaMaskUniform);
AvatarMaterialEditorGUILayout.ColorField("DarkMultiplier", material, DarkMultUniform);
AvatarMaterialEditorGUILayout.ColorField("BaseColor", material, BaseColorUniform);
bool normalMapEnabled = AvatarMaterialEditorGUILayout.KeywordToggle("Normal map enabled", material, NormalMapPrefix);
if (normalMapEnabled)
{
TextureField("Normal map", material, NormalMapUniform);
}
bool parallaxEnabled = AvatarMaterialEditorGUILayout.KeywordToggle("Parallax enabled", material, ParallaxPrefix);
if (parallaxEnabled)
{
TextureField("Parallax map", material, ParallaxMapUniform);
}
bool roughnessEnabled = AvatarMaterialEditorGUILayout.KeywordToggle("Roughness enabled", material, RoughnessPrefix);
if (roughnessEnabled)
{
TextureField("Roughness map", material, RoughnessMapUniform);
}
MaskField("Base mask type", material, BaseMaskTypeUniform, BaseMaskParametersUniform, BaseMaskAxisUniform, baseMaskAxisCache, baseMaskParametersCache, normalMapEnabled);
EditorGUILayout.EndVertical();
int layerVisibilityMask = 0;
layerVisibilityMasks.TryGetValue(material, out layerVisibilityMask);
EditorGUILayout.LabelField("Layers");
EditorGUI.indentLevel++;
EditorGUILayout.BeginVertical(EditorStyles.helpBox);
int? removeLayerIndex = null;
int? swapSource = null;
int? swapTarget = null;
for (int i = 0; i < layerCount; ++i)
{
// Draw the preview material
if (previewMaterials[i] == null)
previewMaterials[i] = CreatePreviewMaterial(material, i);
const int previewSize = 64;
const int buttonSize = 20;
Rect layerHeaderRect = GUILayoutUtility.GetRect(previewSize, previewSize, GUILayout.ExpandWidth(true));
// Draw the preview texture
#if UNITY_2017_1_OR_NEWER
Camera cam = previewUtility.camera;
#else
Camera cam = previewUtility.m_Camera;
#endif
cam.transform.position = Vector3.forward * 5.0f;
cam.transform.rotation = Quaternion.identity;
cam.transform.LookAt(Vector3.zero);
previewUtility.BeginStaticPreview(new Rect(0, 0, previewSize, previewSize));
previewUtility.DrawMesh(previewMesh, Vector3.zero, Quaternion.identity, previewMaterials[i], 0);
cam.Render();
Texture preview = previewUtility.EndStaticPreview();
GUI.Label(new Rect(layerHeaderRect.xMax - previewSize - buttonSize, layerHeaderRect.y, previewSize, previewSize), preview);
float yButton = layerHeaderRect.y;
EditorGUI.BeginDisabledGroup(layerCount <= 1);
if (GUI.Button(new Rect(layerHeaderRect.xMax - buttonSize, yButton, buttonSize, buttonSize), new GUIContent("X", "Remove layer")))
{
removeLayerIndex = i;
}
yButton += buttonSize + 4;
EditorGUI.EndDisabledGroup();
EditorGUI.BeginDisabledGroup(i == 0);
if (GUI.Button(new Rect(layerHeaderRect.xMax - buttonSize, yButton, buttonSize, buttonSize), new GUIContent("^", "Move layer up")))
{
swapSource = i;
swapTarget = i - 1;
}
yButton += buttonSize;
EditorGUI.EndDisabledGroup();
EditorGUI.BeginDisabledGroup(i == layerCount - 1);
if (GUI.Button(new Rect(layerHeaderRect.xMax - buttonSize, yButton, buttonSize, buttonSize), new GUIContent("v", "Move layer down")))
{
swapSource = i;
swapTarget = i + 1;
}
yButton += buttonSize;
EditorGUI.EndDisabledGroup();
// Create a toggleable group for the layer
int layerMaskBit = 1 << i;
bool layerVisible = (layerVisibilityMask & layerMaskBit) != 0;
layerVisible = EditorGUI.Foldout(layerHeaderRect, layerVisible, string.Format("Layer {0}", i + 1));
if (layerVisible)
layerVisibilityMask |= layerMaskBit;
else
layerVisibilityMask &= ~layerMaskBit;
if (layerVisible)
{
EditorGUILayout.BeginVertical(EditorStyles.helpBox);
EditorGUI.BeginChangeCheck();
{
// Handle the blend mode
AvatarMaterialEditorGUILayout.IntField("Blend mode", material, GetPropertyName(LayerBlendModePrefix, i), layerBlendModeLabels);
// Handle the sample mode selector
string layerSampleParametersProperty = GetPropertyName(LayerSampleParametersPrefix, i);
EditorGUI.BeginChangeCheck();
LayerSampleMode sampleMode = (LayerSampleMode)AvatarMaterialEditorGUILayout.IntField("Sample mode", material, GetPropertyName(LayerSampleModePrefix, i), layerSampleModeLabels);
if (EditorGUI.EndChangeCheck())
{
material.SetVector(layerSampleParametersProperty, sampleParametersCache[i, (int)sampleMode]);
}
// Show the mode-specific sample controls
EditorGUI.BeginChangeCheck();
AvatarMaterialEditorGUILayout.ColorField("Surface color", material, GetPropertyName(LayerColorPrefix, i));
switch (sampleMode) {
case LayerSampleMode.Texture:
TextureField("Surface texture", material, GetPropertyName(LayerSurfacePrefix, i));
AvatarMaterialEditorGUILayout.Vector2Field("Panning speed", material, layerSampleParametersProperty);
break;
case LayerSampleMode.TextureSingleChannel:
TextureField("Surface texture", material, GetPropertyName(LayerSurfacePrefix, i));
AvatarMaterialEditorGUILayout.ChannelMaskField("Channel", material, layerSampleParametersProperty);
break;
case LayerSampleMode.Parallax:
TextureField("Surface texture", material, GetPropertyName(LayerSurfacePrefix, i));
AvatarMaterialEditorGUILayout.VectorComponentField("Parallax min height", material, layerSampleParametersProperty, 0);
AvatarMaterialEditorGUILayout.VectorComponentField("Parallax max height", material, layerSampleParametersProperty, 1);
break;
case LayerSampleMode.RSRM:
TextureField("RSRM texture", material, GetPropertyName(LayerSurfacePrefix, i));
if (roughnessEnabled)
{
AvatarMaterialEditorGUILayout.VectorComponentField("Roughness min", material, layerSampleParametersProperty, 0);
AvatarMaterialEditorGUILayout.VectorComponentField("Roughness max", material, layerSampleParametersProperty, 1);
}
else
{
AvatarMaterialEditorGUILayout.VectorComponentField("Roughness", material, layerSampleParametersProperty, 0);
}
if (normalMapEnabled)
{
AvatarMaterialEditorGUILayout.VectorComponentField("Normal map strength", material, layerSampleParametersProperty, 2);
}
break;
}
if (EditorGUI.EndChangeCheck())
{
sampleParametersCache[i, (int)sampleMode] = material.GetVector(layerSampleParametersProperty);
}
// Handle the mask mode selector
string maskParametersName = GetPropertyName(LayerMaskParametersPrefix, i);
string maskAxisName = GetPropertyName(LayerMaskAxisPrefix, i);
MaskField("Mask Type", material, GetPropertyName(LayerMaskTypePrefix, i), maskParametersName, maskAxisName, maskAxisCache[i], maskParametersCache[i], normalMapEnabled);
}
if (EditorGUI.EndChangeCheck())
{
previewMaterials[i] = null;
}
EditorGUILayout.EndVertical();
}
}
layerVisibilityMasks[material] = layerVisibilityMask;
if (layerCount < MaxLayerCount)
{
if (GUILayout.Button("Add layer"))
{
Undo.RecordObject(material, "Add layer");
SetLayerCount(material, layerCount + 1);
removeLayerIndex = null;
}
}
if (removeLayerIndex.HasValue)
{
Undo.RecordObject(material, "Remove layer");
for (int i = removeLayerIndex.Value; i < layerCount - 1; ++i)
{
CopyAttributes(material, i + 1, i);
}
SetLayerCount(material, layerCount - 1);
}
if (swapSource.HasValue && swapTarget.HasValue)
{
Undo.RecordObject(material, string.Format("Swap layers {1} and {0}", swapSource.Value, swapTarget.Value));
SwapAttributes(material, swapSource.Value, swapTarget.Value);
}
EditorGUI.indentLevel--;
EditorGUILayout.EndVertical();
EditorUtility.SetDirty(target);
}
public Texture TextureField(string label, Material material, string propertyName)
{
Texture texture = material.GetTexture(propertyName);
MaterialProperty property = MaterialEditor.GetMaterialProperty(new[] { material }, propertyName);
Texture newTexture = base.TextureProperty(property, label);
if (newTexture != texture)
{
Undo.RecordObject(material, label + " change");
material.SetTexture(propertyName, newTexture);
}
return newTexture;
}
private Material CreatePreviewMaterial(Material material, int layerIndex)
{
Material previewMaterial = new Material(material);
CopyAttributes(previewMaterial, layerIndex, 0);
SetLayerCount(previewMaterial, 1);
previewMaterial.SetVector(DarkMultUniform, new Vector4(0.6f, 0.6f, 0.6f, 1.0f));
previewMaterial.SetVector(BaseColorUniform, new Vector4(0.0f, 0.0f, 0.0f, 1.0f));
previewMaterial.SetTexture(AlphaMaskUniform, EditorGUIUtility.whiteTexture);
return previewMaterial;
}
private void SetLayerCount(Material material, int layerCount)
{
for (int i = 0; i < MaxLayerCount; ++i)
{
string layerCountProperty = GetPropertyName("LAYERS_", i + 1);
if (i + 1 == layerCount)
material.EnableKeyword(layerCountProperty);
else
material.DisableKeyword(layerCountProperty);
}
}
private static string GetPropertyName(string baseName, int index)
{
return string.Format("{0}{1}", baseName, index);
}
class LayerAttributes
{
public Texture surface { get; private set; }
public Color color { get; private set; }
public LayerMaskType maskType { get; private set; }
public Vector4 maskParameters { get; private set; }
public Vector4 maskAxis { get; private set; }
public LayerSampleMode sampleMode { get; private set; }
public Vector4 sampleParameters { get; private set; }
public LayerBlendMode blendMode { get; private set; }
public LayerAttributes()
{
this.surface = null;
this.color = Color.white;
this.maskType = (int)LayerMaskType.None;
this.maskParameters = Vector4.zero;
this.maskAxis = new Vector4(0.0f, 1.0f, 0.0f, 0.0f);
this.sampleMode = (int)LayerSampleMode.Color;
this.sampleParameters = new Vector4(1.0f, 1.0f, 1.0f, 1.0f);
this.blendMode = (int)LayerBlendMode.Add;
}
public LayerAttributes(
Texture surface,
Color color,
LayerMaskType maskType,
Vector3 maskParameters,
Vector4 maskAxis,
LayerSampleMode sampleMode,
Vector4 sampleParameters,
LayerBlendMode blendMode
) {
this.surface = surface;
this.color = color;
this.maskType = maskType;
this.maskParameters = maskParameters;
this.maskAxis = maskAxis;
this.sampleMode = sampleMode;
this.sampleParameters = sampleParameters;
this.blendMode = blendMode;
}
}
private void CopyAttributes(Material material, int sourceIndex, int targetIndex)
{
LayerAttributes attributes = GetLayerAttributes(material, sourceIndex);
SetLayerAttributes(material, targetIndex, attributes);
previewMaterials[targetIndex] = null;
}
private void SwapAttributes(Material material, int sourceIndex, int targetIndex)
{
LayerAttributes sourceAttributes = GetLayerAttributes(material, sourceIndex);
LayerAttributes targetAttributes = GetLayerAttributes(material, targetIndex);
SetLayerAttributes(material, sourceIndex, targetAttributes);
SetLayerAttributes(material, targetIndex, sourceAttributes);
previewMaterials[sourceIndex] = null;
previewMaterials[targetIndex] = null;
}
private static LayerAttributes GetLayerAttributes(Material material, int layerIndex)
{
return new LayerAttributes(
material.GetTexture(GetPropertyName(LayerSurfacePrefix, layerIndex)),
material.GetColor(GetPropertyName(LayerColorPrefix, layerIndex)),
(LayerMaskType)material.GetInt(GetPropertyName(LayerMaskTypePrefix, layerIndex)),
material.GetVector(GetPropertyName(LayerMaskParametersPrefix, layerIndex)),
material.GetVector(GetPropertyName(LayerMaskAxisPrefix, layerIndex)),
(LayerSampleMode)material.GetInt(GetPropertyName(LayerSampleModePrefix, layerIndex)),
material.GetVector(GetPropertyName(LayerSampleParametersPrefix, layerIndex)),
(LayerBlendMode)material.GetInt(GetPropertyName(LayerBlendModePrefix, layerIndex))
);
}
private static void SetLayerAttributes(Material material, int layerIndex, LayerAttributes attributes)
{
material.SetTexture(GetPropertyName(LayerSurfacePrefix, layerIndex), attributes.surface);
material.SetColor(GetPropertyName(LayerColorPrefix, layerIndex), attributes.color);
material.SetInt(GetPropertyName(LayerMaskTypePrefix, layerIndex), (int)attributes.maskType);
material.SetVector(GetPropertyName(LayerMaskParametersPrefix, layerIndex), attributes.maskParameters);
material.SetVector(GetPropertyName(LayerMaskAxisPrefix, layerIndex), attributes.maskAxis);
material.SetInt(GetPropertyName(LayerSampleModePrefix, layerIndex), (int)attributes.sampleMode);
material.SetVector(GetPropertyName(LayerSampleParametersPrefix, layerIndex), attributes.sampleParameters);
material.SetInt(GetPropertyName(LayerBlendModePrefix, layerIndex), (int)attributes.blendMode);
}
}