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using UnityEngine;
using System.Collections;
using System.Collections.Generic;
using System;
namespace DigitalOpus.MB.Core
{
public class TextureBlenderFallback : TextureBlender
{
bool m_doTintColor = false;
Color m_tintColor;
Color m_defaultColor = Color.white;
public bool DoesShaderNameMatch(string shaderName)
{
return true; //matches everything
}
public void OnBeforeTintTexture(Material sourceMat, string shaderTexturePropertyName)
{
if (shaderTexturePropertyName.Equals("_MainTex"))
{
m_doTintColor = true;
m_tintColor = Color.white;
if (sourceMat.HasProperty("_Color"))
{
m_tintColor = sourceMat.GetColor("_Color");
}
else if (sourceMat.HasProperty("_TintColor"))
{
m_tintColor = sourceMat.GetColor("_TintColor");
}
} else
{
m_doTintColor = false;
}
}
public Color OnBlendTexturePixel(string shaderPropertyName, Color pixelColor)
{
if (m_doTintColor)
{
return new Color(pixelColor.r * m_tintColor.r, pixelColor.g * m_tintColor.g, pixelColor.b * m_tintColor.b, pixelColor.a * m_tintColor.a);
}
return pixelColor;
}
public bool NonTexturePropertiesAreEqual(Material a, Material b)
{
if (a.HasProperty("_Color"))
{
if (_compareColor(a, b, m_defaultColor, "_Color"))
{
return true;
}
//return false;
}
else if (a.HasProperty("_TintColor"))
{
if (_compareColor(a, b, m_defaultColor, "_TintColor"))
{
return true;
}
//return false;
}
return false;
}
public void SetNonTexturePropertyValuesOnResultMaterial(Material resultMaterial)
{
if (resultMaterial.HasProperty("_Color"))
{
resultMaterial.SetColor("_Color", m_defaultColor);
}
else if (resultMaterial.HasProperty("_TintColor"))
{
resultMaterial.SetColor("_TintColor", m_defaultColor);
}
}
public Color GetColorIfNoTexture(Material mat, ShaderTextureProperty texProperty)
{
if (texProperty.isNormalMap)
{
return new Color(.5f, .5f, 1f);
}
else if (texProperty.name.Equals("_MainTex"))
{
if (mat != null && mat.HasProperty("_Color"))
{
try
{ //need try because can't garantee _Color is a color
return mat.GetColor("_Color");
}
catch (Exception) { }
}
else if (mat != null && mat.HasProperty("_TintColor"))
{
try
{ //need try because can't garantee _TintColor is a color
return mat.GetColor("_TintColor");
}
catch (Exception) { }
}
}
else if (texProperty.name.Equals("_SpecGlossMap"))
{
if (mat != null && mat.HasProperty("_SpecColor"))
{
try
{ //need try because can't garantee _Color is a color
Color c = mat.GetColor("_SpecColor");
if (mat.HasProperty("_Glossiness"))
{
try
{
c.a = mat.GetFloat("_Glossiness");
}
catch (Exception) { }
}
Debug.LogWarning(c);
return c;
}
catch (Exception) { }
}
}
else if (texProperty.name.Equals("_MetallicGlossMap"))
{
if (mat != null && mat.HasProperty("_Metallic"))
{
try
{ //need try because can't garantee _Metallic is a float
float v = mat.GetFloat("_Metallic");
Color c = new Color(v, v, v);
if (mat.HasProperty("_Glossiness"))
{
try
{
c.a = mat.GetFloat("_Glossiness");
}
catch (Exception) { }
}
return c;
}
catch (Exception) { }
}
}
else if (texProperty.name.Equals("_ParallaxMap"))
{
return new Color(0f, 0f, 0f, 0f);
}
else if (texProperty.name.Equals("_OcclusionMap"))
{
return new Color(1f, 1f, 1f, 1f);
}
else if (texProperty.name.Equals("_EmissionMap"))
{
if (mat != null)
{
if (mat.HasProperty("_EmissionScaleUI"))
{
//Standard shader has weird behavior if EmissionMap has never
//been set then no EmissionColorUI color picker. If has ever
//been set then is EmissionColorUI color picker.
if (mat.HasProperty("_EmissionColor") &&
mat.HasProperty("_EmissionColorUI"))
{
try
{
Color c1 = mat.GetColor("_EmissionColor");
Color c2 = mat.GetColor("_EmissionColorUI");
float f = mat.GetFloat("_EmissionScaleUI");
if (c1 == new Color(0f, 0f, 0f, 0f) &&
c2 == new Color(1f, 1f, 1f, 1f))
{
//is virgin Emission values
return new Color(f, f, f, f);
}
else { //non virgin Emission values
return c2;
}
}
catch (Exception) { }
}
else {
try
{ //need try because can't garantee _Color is a color
float f = mat.GetFloat("_EmissionScaleUI");
return new Color(f, f, f, f);
}
catch (Exception) { }
}
}
}
}
else if (texProperty.name.Equals("_DetailMask"))
{
return new Color(0f, 0f, 0f, 0f);
}
return new Color(1f, 1f, 1f, 0f);
}
public static bool _compareColor(Material a, Material b, Color defaultVal, string propertyName)
{
Color aColor = defaultVal;
Color bColor = defaultVal;
if (a.HasProperty(propertyName))
{
aColor = a.GetColor(propertyName);
}
if (b.HasProperty(propertyName))
{
bColor = b.GetColor(propertyName);
}
if (aColor != bColor)
{
return false;
}
return true;
}
public static bool _compareFloat(Material a, Material b, float defaultVal, string propertyName)
{
float aFloat = defaultVal;
float bFloat = defaultVal;
if (a.HasProperty(propertyName))
{
aFloat = a.GetFloat(propertyName);
}
if (b.HasProperty(propertyName))
{
bFloat = b.GetFloat(propertyName);
}
if (aFloat != bFloat)
{
return false;
}
return true;
}
}
}
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