#include "math/LifeMath.h"

namespace LifeGraphics
{
	enum VERTEX_FORMAT
	{
		VF_POSITION = 0,
		VF_TEXCOORD = 1 << 0
	};
	namespace Vertex
	{
		struct SVertex
		{
			LifeMath::float3 Position;
			LifeMath::float2 Texcoord;
			LifeMath::float3 Normal;
			static int Stride(){ return sizeof(LifeMath::float3) * 2 + sizeof(LifeMath::float2); }
		};

		struct SVertexTbn
		{
			LifeMath::float3 Position;
			LifeMath::float2 Texcoord;
			LifeMath::float3 Normal;
			LifeMath::float3 Tangent;
			LifeMath::float3 Binormal;
			static int Stride(){ return sizeof(LifeMath::float3) * 4 + sizeof(LifeMath::float2); }
		};

		struct SVertexTbnSkin
		{
			LifeMath::float3 Position;
			LifeMath::float2 Texcoord;
			LifeMath::float3 Normal;
			LifeMath::float3 Tangent;
			LifeMath::float3 Binormal;
			LifeMath::float4 BlendIndices;
			LifeMath::float4 BlendWeights;
			static int Stride(){ return sizeof(LifeMath::float3) * 4 + sizeof(LifeMath::float2) + sizeof(LifeMath::float4) * 2; }
		};

		/*if(header.expSkin)
		{
		numElements = 7;
		elements = new IInputElement[numElements];
		elements[0] = IInputElement("POSITION", 0, 0, FORMAT_R32G32B32_FLOAT, 0, 0, 0);
		elements[1] = IInputElement("TEXCOORD", 0, 12, FORMAT_R32G32_FLOAT, 0, 0, 0);
		elements[2] = IInputElement("NORMAL", 0, 20, FORMAT_R32G32B32_FLOAT, 0, 0, 0);
		elements[3] = IInputElement("TANGENT", 0, 32, FORMAT_R32G32B32_FLOAT, 0, 0, 0);
		elements[4] = IInputElement("BINORMAL", 0, 44, FORMAT_R32G32B32_FLOAT, 0, 0, 0);
		elements[5] = IInputElement("BLENDINDICES", 0, 56, FORMAT_R32G32B32A32_FLOAT, 0, 0, 0);
		elements[6] = IInputElement("BLENDWEIGHT", 0, 72, FORMAT_R32G32B32A32_FLOAT, 0, 0, 0);
		}
		else
		{
		elements = new IInputElement[numElements];
		elements[0] = IInputElement("POSITION", 0, 0, FORMAT_R32G32B32_FLOAT, 0, 0, 0);
		elements[1] = IInputElement("TEXCOORD", 0, 12, FORMAT_R32G32_FLOAT, 0, 0, 0);
		elements[2] = IInputElement("NORMAL", 0, 20, FORMAT_R32G32B32_FLOAT, 0, 0, 0);
		elements[3] = IInputElement("TANGENT", 0, 32, FORMAT_R32G32B32_FLOAT, 0, 0, 0);
		elements[4] = IInputElement("BINORMAL", 0, 44, FORMAT_R32G32B32_FLOAT, 0, 0, 0);
		}*/
	}
}