/// <summary>
/// Creates a new material parameter GUI.
/// </summary>
/// <param name="shaderParam">Shader parameter to create the GUI for. Must be of texture type.</param>
/// <param name="material">Material the parameter is a part of.</param>
/// <param name="layout">Layout to append the GUI elements to.</param>
internal MaterialParamTextureGUI(ShaderParameter shaderParam, Material material, GUILayout layout)
: base(shaderParam)
{
LocString title = new LocEdString(shaderParam.Name);
guiElem = new GUITextureField(title);
switch (shaderParam.Type)
{
case ShaderParameterType.Texture2D:
guiElem.OnChanged += (x) =>
{
Texture2D texture = Resources.Load<Texture2D>(x);
material.SetTexture2D(shaderParam.Name, texture);
EditorApplication.SetDirty(material);
};
break;
case ShaderParameterType.Texture3D:
guiElem.OnChanged += (x) =>
{
Texture3D texture = Resources.Load<Texture3D>(x);
material.SetTexture3D(shaderParam.Name, texture);
EditorApplication.SetDirty(material);
};
break;
case ShaderParameterType.TextureCube:
guiElem.OnChanged += (x) =>
{
TextureCube texture = Resources.Load<TextureCube>(x);
material.SetTextureCube(shaderParam.Name, texture);
EditorApplication.SetDirty(material);
};
break;
}
layout.AddElement(guiElem);
}
