Translated gbuffer PS

GBuffer_PS_translated.hlsl

//texture inputs 
Texture2D map_normal : register(t0);
SamplerState sampler_point : register(s0);
//sampler inputs 
//input 
struct PS_INPUT { 
float4 Position : SV_POSITION;
float3 binormal : TEXCOORD0;
float3 normal_o : TEXCOORD1;
float3 normal_t : TEXCOORD2;
float4 projposition : TEXCOORD3;
float3 tangent : TEXCOORD4;
float2 uv : TEXCOORD5;
float3 vertex_color : TEXCOORD6;
};

float4 PS(PS_INPUT input) : SV_Target
{

	struct {
		float3 binormal;
		float depth_p;
		float3 normal_o;
		float3 normal_t;
		float3 normal_w;
		float4 projposition;
		float3 tangent;
		float3x3 tbn;
		float2 uv;
		float3 vertex_color;
	} context;

	//context population 
	context.binormal = input.binormal;
	context.normal_o = input.normal_o;
	context.normal_t = input.normal_t;
	context.projposition = input.projposition;
	context.tangent = input.tangent;
	context.uv = input.uv;
	context.vertex_color = input.vertex_color;



{ // CalculateProjectionDepth
	context.depth_p = context.projposition.z / context.projposition.w;
}



{ // ComputeTBN
	context.tbn = float3x3(context.tangent, context.binormal, context.normal_t);
}

{ // NormalFromMap
	float3 normal = map_normal.Sample(sampler_point, context.uv);
	normal = mul(normal, context.tbn);
	normal = normalize(context.normal_o + normal);

	context.normal_w = normal;
}


	return float4(context.normal_w.x
		    , context.normal_w.y
		    , context.normal_w.z
		    , context.depth_p);
}