bgfx/3rdparty/glsl-optimizer/tests/fragment/zun-Self-Illumin_Parallax_Diffuse2-ir.txt

struct SurfaceOutput {
  vec3 Albedo;
  vec3 Normal;
  vec3 Emission;
  float Specular;
  float Gloss;
  float Alpha;
};
struct Input {
  vec2 uv_MainTex;
  vec2 uv_BumpMap;
  vec2 uv_Illum;
  vec3 viewDir;
};
struct v2f_surf {
  vec4 pos;
  float fog;
  vec4 hip_pack0;
  vec2 hip_pack1;
  vec3 viewDir;
  vec4 hip_screen;
};
varying vec4 xlv_FOG;
uniform vec4 unity_Ambient;
uniform sampler2D _ParallaxMap;
uniform float _Parallax;
uniform sampler2D _MainTex;
uniform sampler2D _LightBuffer;
uniform sampler2D _Illum;
uniform vec4 _Color;
uniform sampler2D _BumpMap;
vec4 UnpackNormal (
  in vec4 packednormal_1
)
{
  vec4 normal_2;
  vec2 tmpvar_3;
  tmpvar_3 = ((packednormal_1.wy * 2.0) - 1.0);
  normal_2.xy = tmpvar_3.xy.xy;
  float tmpvar_4;
  tmpvar_4 = sqrt (((1.0 - (normal_2.x * normal_2.x)) - (normal_2.y * normal_2.y)));
  float tmpvar_5;
  tmpvar_5 = tmpvar_4;
  normal_2.z = vec3(tmpvar_5).z;
  return normal_2;
}

vec2 ParallaxOffset (
  in float h_6,
  in float height_7,
  in vec3 viewDir_8
)
{
  vec3 v_9;
  float tmpvar_10;
  tmpvar_10 = ((h_6 * height_7) - (height_7 / 2.0));
  h_6 = tmpvar_10;
  vec3 tmpvar_11;
  tmpvar_11 = normalize (viewDir_8);
  vec3 tmpvar_12;
  tmpvar_12 = tmpvar_11;
  v_9 = tmpvar_12;
  float tmpvar_13;
  tmpvar_13 = (v_9.z + 0.42);
  v_9.z = vec3(tmpvar_13).z;
  return (h_6 * (v_9.xy / v_9.z));
}

void surf (
  in Input IN_14,
  inout SurfaceOutput o_15
)
{
  vec4 c_16;
  vec2 offset_17;
  float h_18;
  vec4 tmpvar_19;
  tmpvar_19 = texture2D (_ParallaxMap, IN_14.uv_BumpMap);
  float tmpvar_20;
  tmpvar_20 = tmpvar_19.w;
  h_18 = tmpvar_20;
  vec2 tmpvar_21;
  tmpvar_21 = ParallaxOffset (h_18, _Parallax, IN_14.viewDir);
  vec2 tmpvar_22;
  tmpvar_22 = tmpvar_21;
  offset_17 = tmpvar_22;
  vec2 tmpvar_23;
  tmpvar_23 = (IN_14.uv_MainTex + offset_17);
  IN_14.uv_MainTex = tmpvar_23;
  vec2 tmpvar_24;
  tmpvar_24 = (IN_14.uv_BumpMap + offset_17);
  IN_14.uv_BumpMap = tmpvar_24;
  vec2 tmpvar_25;
  tmpvar_25 = (IN_14.uv_Illum + offset_17);
  IN_14.uv_Illum = tmpvar_25;
  vec4 tmpvar_26;
  tmpvar_26 = texture2D (_MainTex, IN_14.uv_MainTex);
  vec4 tmpvar_27;
  tmpvar_27 = (tmpvar_26 * _Color);
  c_16 = tmpvar_27;
  vec3 tmpvar_28;
  tmpvar_28 = c_16.xyz;
  o_15.Albedo = tmpvar_28;
  vec4 tmpvar_29;
  tmpvar_29 = texture2D (_Illum, IN_14.uv_Illum);
  vec3 tmpvar_30;
  tmpvar_30 = (c_16.xyz * tmpvar_29.w);
  o_15.Emission = tmpvar_30;
  float tmpvar_31;
  tmpvar_31 = c_16.w;
  o_15.Alpha = tmpvar_31;
  vec4 tmpvar_32;
  tmpvar_32 = texture2D (_BumpMap, IN_14.uv_BumpMap);
  vec4 tmpvar_33;
  tmpvar_33 = UnpackNormal (tmpvar_32);
  vec3 tmpvar_34;
  tmpvar_34 = tmpvar_33.xyz;
  vec3 tmpvar_35;
  tmpvar_35 = tmpvar_34;
  o_15.Normal = tmpvar_35;
}

vec4 LightingLambert_PrePass (
  in SurfaceOutput s_36,
  in vec4 light_37
)
{
  vec4 c_38;
  vec3 tmpvar_39;
  tmpvar_39 = (s_36.Albedo * light_37.xyz);
  c_38.xyz = tmpvar_39.xyz.xyz;
  float tmpvar_40;
  tmpvar_40 = s_36.Alpha;
  c_38.w = vec4(tmpvar_40).w;
  return c_38;
}

vec4 frag_surf (
  in v2f_surf IN_41
)
{
  vec4 col_42;
  vec4 light_43;
  SurfaceOutput o_44;
  Input surfIN_45;
  vec2 tmpvar_46;
  tmpvar_46 = IN_41.hip_pack0.xy;
  surfIN_45.uv_MainTex = tmpvar_46;
  vec2 tmpvar_47;
  tmpvar_47 = IN_41.hip_pack0.zw;
  surfIN_45.uv_BumpMap = tmpvar_47;
  vec2 tmpvar_48;
  tmpvar_48 = IN_41.hip_pack1.xy;
  surfIN_45.uv_Illum = tmpvar_48;
  vec3 tmpvar_49;
  tmpvar_49 = IN_41.viewDir;
  surfIN_45.viewDir = tmpvar_49;
  vec3 tmpvar_50;
  tmpvar_50 = vec3(0.0, 0.0, 0.0);
  o_44.Albedo = tmpvar_50;
  vec3 tmpvar_51;
  tmpvar_51 = vec3(0.0, 0.0, 0.0);
  o_44.Emission = tmpvar_51;
  float tmpvar_52;
  tmpvar_52 = 0.0;
  o_44.Specular = tmpvar_52;
  float tmpvar_53;
  tmpvar_53 = 0.0;
  o_44.Alpha = tmpvar_53;
  float tmpvar_54;
  tmpvar_54 = 0.0;
  o_44.Gloss = tmpvar_54;
  surf (surfIN_45, o_44);
  vec4 tmpvar_55;
  tmpvar_55 = texture2DProj (_LightBuffer, IN_41.hip_screen);
  vec4 tmpvar_56;
  tmpvar_56 = tmpvar_55;
  light_43 = tmpvar_56;
  vec4 tmpvar_57;
  tmpvar_57 = log2 (light_43);
  vec4 tmpvar_58;
  tmpvar_58 = -(tmpvar_57);
  light_43 = tmpvar_58;
  vec3 tmpvar_59;
  tmpvar_59 = (light_43.xyz + unity_Ambient.xyz);
  light_43.xyz = tmpvar_59.xyz.xyz;
  vec4 tmpvar_60;
  tmpvar_60 = LightingLambert_PrePass (o_44, light_43);
  vec4 tmpvar_61;
  tmpvar_61 = tmpvar_60;
  col_42 = tmpvar_61;
  vec3 tmpvar_62;
  tmpvar_62 = (col_42.xyz + o_44.Emission);
  col_42.xyz = tmpvar_62.xyz.xyz;
  return col_42;
}

void main ()
{
  v2f_surf xlt_IN_63;
  vec4 xl_retval_64;
  vec4 tmpvar_65;
  tmpvar_65 = vec4(0.0, 0.0, 0.0, 0.0);
  xlt_IN_63.pos = tmpvar_65;
  float tmpvar_66;
  tmpvar_66 = xlv_FOG.x;
  xlt_IN_63.fog = tmpvar_66;
  vec4 tmpvar_67;
  tmpvar_67 = gl_TexCoord[0].xyzw;
  vec4 tmpvar_68;
  tmpvar_68 = tmpvar_67;
  xlt_IN_63.hip_pack0 = tmpvar_68;
  vec2 tmpvar_69;
  tmpvar_69 = gl_TexCoord[1].xy;
  vec2 tmpvar_70;
  tmpvar_70 = tmpvar_69;
  xlt_IN_63.hip_pack1 = tmpvar_70;
  vec3 tmpvar_71;
  tmpvar_71 = gl_TexCoord[2].xyz;
  vec3 tmpvar_72;
  tmpvar_72 = tmpvar_71;
  xlt_IN_63.viewDir = tmpvar_72;
  vec4 tmpvar_73;
  tmpvar_73 = gl_TexCoord[3].xyzw;
  vec4 tmpvar_74;
  tmpvar_74 = tmpvar_73;
  xlt_IN_63.hip_screen = tmpvar_74;
  vec4 tmpvar_75;
  tmpvar_75 = frag_surf (xlt_IN_63);
  vec4 tmpvar_76;
  tmpvar_76 = tmpvar_75;
  xl_retval_64 = tmpvar_76;
  vec4 tmpvar_77;
  tmpvar_77 = xl_retval_64.xyzw;
  vec4 tmpvar_78;
  tmpvar_78 = tmpvar_77;
  gl_FragData[0] = tmpvar_78;
}