using UnityEngine;

namespace UnityEditor.Graphs.Material
{
	[Title("Math/Multiply Node")]
	class MultiplyNode : FunctionMultiInput, IGeneratesFunction
	{
		public override void Init()
		{
			name = "MultiplyNode";
			base.Init();
		}

		protected override string GetFunctionName() { return "unity_multiply_" + precision; }

		public override Vector4 GetNewSlotDefaultValue()
		{
			return Vector4.one;
		}

		public void GenerateNodeFunction(ShaderGenerator visitor, GenerationMode generationMode)
		{
			var outputString = new ShaderGenerator();
			foreach (var precision in m_PrecisionNames)
			{
				outputString.AddShaderChunk ("inline " + precision + "4 unity_multiply_" + precision + " (" + precision + "4 arg1, " + precision + "4 arg2)", false);
				outputString.AddShaderChunk ("{", false);
				outputString.Indent ();
				outputString.AddShaderChunk ("return arg1 * arg2;", false);
				outputString.Deindent ();
				outputString.AddShaderChunk ("}", false);
			}

			visitor.AddShaderChunk(outputString.GetShaderString(0), true);
		}
	}
}