// hlsltool.py -I ../.. --fix-unity-reflection --only-autofixed --fxc /home/Ryan/fxc.exe 33711ec5624dea6d-ps_replace.txt
// 3DMigoto: 33711ec5624dea6d |    Unity headers extracted from AlphaTest-Glossy.shader
//    Shader "Legacy Shaders/Transparent/Cutout/Specular" {
//      Properties {
//       _Color ("Main Color", Color) = (1,1,1,1)
//       _SpecColor ("Specular Color", Color) = (0.5,0.5,0.5,0)
//       _Shininess ("Shininess", Range(0.01,1)) = 0.078125
//       _MainTex ("Base (RGB) TransGloss (A)", 2D) = "white" { }
//       _Cutoff ("Alpha cutoff", Range(0,1)) = 0.5
//      }
//      Fallback "Legacy Shaders/Transparent/Cutout/VertexLit"
//      SubShader 1/1 {
//        LOD 300
//        Tags { "QUEUE"="AlphaTest" "IGNOREPROJECTOR"="true" "RenderType"="TransparentCutout" }
//        Pass 2/5 {
//          Name "FORWARD"
//          Tags { "LIGHTMODE"="ForwardAdd" "QUEUE"="AlphaTest" "IGNOREPROJECTOR"="true" "RenderType"="TransparentCutout" }
//          ZWrite Off
//          Blend One One
//          ColorMask RGB
//          GpuProgramID 94268
//          Program "fp" {
//            SubProgram "d3d11 " {
//              GpuProgramIndex 73
//            }
//          }
//        }
//      }
//    }
//
// Unity 5.3 headers extracted from AlphaTest-Glossy.shader.decompressed:
//   API d3d11
//   Shader model ps_4_0
//   undeciphered1: 38 3 0
//   Keywords { "SPOT" }
//   undeciphered2: 1 3 3 3 0
//   undeciphered3: 0 0
//   ConstBuffer "$Globals" 256
//   Vector 96 [_LightColor0]
//   Vector 112 [_SpecColor]
//   Vector 192 [_Color]
//   Float 208 [_Shininess]
//   Float 240 [_Cutoff]
//   Matrix 128 [_LightMatrix0]
//   ConstBuffer "UnityPerCamera" 144
//   Vector 64 [_WorldSpaceCameraPos] 3
//   ConstBuffer "UnityLighting" 720
//   Vector 0 [_WorldSpaceLightPos0]
//   SetTexture 0 [_MainTex] 2D 2
//   SetTexture 1 [_LightTexture0] 2D 0
//   SetTexture 2 [_LightTextureB0] 2D 1
//   BindCB "$Globals" 0
//   BindCB "UnityPerCamera" 1
//   BindCB "UnityLighting" 2
//
// Headers extracted with DarkStarSword's extract_unity53_shaders.py
// https://raw.githubusercontent.com/DarkStarSword/3d-fixes/master/extract_unity53_shaders.py

// ---- Created with 3Dmigoto v1.2.30 on Thu Aug 18 03:38:30 2016
Texture2D<float4> t2 : register(t2);

Texture2D<float4> t1 : register(t1);

Texture2D<float4> t0 : register(t0);

SamplerState s2_s : register(s2);

SamplerState s1_s : register(s1);

SamplerState s0_s : register(s0);

cbuffer cb2 : register(b2)
{
  float4 cb2[1];
}

cbuffer cb1 : register(b1)
{
  float4 cb1[9];
}

cbuffer cb0 : register(b0)
{
  float4 cb0[16];
}




// 3Dmigoto declarations
#define cmp -
Texture1D<float4> IniParams : register(t120);
Texture2D<float4> StereoParams : register(t125);



cbuffer UnityPerDraw : register(b11) {
	float4x4 glstate_matrix_mvp;
	float4x4 glstate_matrix_modelview0;
	float4x4 glstate_matrix_invtrans_modelview0;
	#define UNITY_MATRIX_MVP glstate_matrix_mvp
	#define UNITY_MATRIX_MV glstate_matrix_modelview0
	#define UNITY_MATRIX_IT_MV glstate_matrix_invtrans_modelview0

	uniform float4x4 _Object2World;
	uniform float4x4 _World2Object;
	uniform float4 unity_LODFade; // x is the fade value ranging within [0,1]. y is x quantized into 16 levels
	uniform float4 unity_WorldTransformParams; // w is usually 1.0, or -1.0 for odd-negative scale transforms
}


#include <matrix.hlsl>

void main( 
  float4 v0 : SV_POSITION0,
  float4 v1 : TEXCOORD0,
  float4 v2 : TEXCOORD1,
  float3 v3 : TEXCOORD2,
  out float4 o0 : SV_Target0)
{
  float4 r0,r1,r2,r3;
  uint4 bitmask, uiDest;
  float4 fDest;

float4 stereo = StereoParams.Load(0);
float separation = stereo.x, convergence = stereo.y, eye = stereo.z;

// Unity reflection/specular fix inserted with DarkStarSword's hlsltool.py:
// hlsltool.py -I ../.. --fix-unity-reflection --only-autofixed --fxc /home/Ryan/fxc.exe 33711ec5624dea6d-ps_replace.txt
float4 _WorldSpaceCameraPos = cb1[4];
float4 clip_space_adj = float4(-separation * convergence, 0, 0, 0);
float4 local_space_adj = mul(inverse(glstate_matrix_mvp), clip_space_adj);
float4 world_space_adj = mul(_Object2World, local_space_adj);
_WorldSpaceCameraPos.xyz -= world_space_adj.xyz;

  r0.xyzw = t0.Sample(s2_s, v1.xy).xyzw;
  r1.x = r0.w * cb0[12].w + -cb0[15].x;
  r1.x = cmp(r1.x < 0);
  if (r1.x != 0) discard;
  r1.xyz = cb2[0].xyz + -v3.xyz;
  r1.w = dot(r1.xyz, r1.xyz);
  r1.w = rsqrt(r1.w);
  r1.xyz = r1.xyz * r1.www;
  r2.xyz = _WorldSpaceCameraPos.xyz + -v3.xyz;
  r1.w = dot(r2.xyz, r2.xyz);
  r1.w = rsqrt(r1.w);
  r2.xyz = r2.xyz * r1.www + r1.xyz;
  r1.x = dot(v2.xyz, r1.xyz);
  r1.y = dot(r2.xyz, r2.xyz);
  r1.y = rsqrt(r1.y);
  r1.yzw = r2.xyz * r1.yyy;
  r1.y = dot(v2.xyz, r1.yzw);
  r1.xy = max(float2(0,0), r1.xy);
  r1.y = log2(r1.y);
  r1.z = 128 * cb0[13].x;
  r1.y = r1.z * r1.y;
  r1.y = exp2(r1.y);
  r1.y = r1.y * r0.w;
  r0.xyzw = cb0[12].xyzw * r0.xyzw;
  r2.xyzw = cb0[9].xyzw * v3.yyyy;
  r2.xyzw = cb0[8].xyzw * v3.xxxx + r2.xyzw;
  r2.xyzw = cb0[10].xyzw * v3.zzzz + r2.xyzw;
  r2.xyzw = cb0[11].xyzw + r2.xyzw;
  r1.zw = r2.xy / r2.ww;
  r1.zw = float2(0.5,0.5) + r1.zw;
  r3.xyzw = t1.Sample(s0_s, r1.zw).xyzw;
  r1.z = cmp(0 < r2.z);
  r1.w = dot(r2.xyz, r2.xyz);
  r2.xyzw = t2.Sample(s1_s, r1.ww).xyzw;
  r1.z = r1.z ? 1.000000 : 0;
  r1.z = r1.z * r3.w;
  r1.z = r1.z * r2.x;
  r2.xyz = cb0[6].xyz * r1.zzz;
  r3.xyz = cb0[7].xyz * r2.xyz;
  r0.xyz = r2.xyz * r0.xyz;
  o0.w = r0.w;
  r1.yzw = r3.xyz * r1.yyy;
  o0.xyz = r0.xyz * r1.xxx + r1.yzw;
  return;
}
