bgfx/3rdparty/glsl-optimizer/tests/fragment/zun-Self-Illumin_Parallax_Diffuse-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;
  vec3 viewDir;
  vec3 lightDir;
  vec4 _LightCoord;
};
varying vec4 xlv_FOG;
uniform sampler2D _ParallaxMap;
uniform float _Parallax;
uniform sampler2D _MainTex;
uniform sampler2D _LightTextureB0;
uniform sampler2D _LightTexture0;
uniform vec4 _LightColor0;
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;
}

float UnitySpotCookie (
  in vec4 LightCoord_36
)
{
  vec4 tmpvar_37;
  tmpvar_37 = texture2D (_LightTexture0, ((LightCoord_36.xy / LightCoord_36.w) + 0.5));
  return tmpvar_37.w;
}

float UnitySpotAttenuate (
  in vec3 LightCoord_38
)
{
  float tmpvar_39;
  tmpvar_39 = dot (LightCoord_38, LightCoord_38);
  vec2 tmpvar_40;
  tmpvar_40 = vec2(tmpvar_39);
  vec2 tmpvar_41;
  tmpvar_41 = tmpvar_40.xy;
  vec4 tmpvar_42;
  tmpvar_42 = texture2D (_LightTextureB0, tmpvar_41);
  return tmpvar_42.w;
}

vec4 LightingLambert (
  in SurfaceOutput s_43,
  in vec3 lightDir_44,
  in float atten_45
)
{
  vec4 c_46;
  float diff_47;
  float tmpvar_48;
  tmpvar_48 = dot (s_43.Normal, lightDir_44);
  float tmpvar_49;
  tmpvar_49 = max (0.0, tmpvar_48);
  float tmpvar_50;
  tmpvar_50 = tmpvar_49;
  diff_47 = tmpvar_50;
  vec3 tmpvar_51;
  tmpvar_51 = ((s_43.Albedo * _LightColor0.xyz) * ((diff_47 * atten_45) * 2.0));
  c_46.xyz = tmpvar_51.xyz.xyz;
  float tmpvar_52;
  tmpvar_52 = s_43.Alpha;
  c_46.w = vec4(tmpvar_52).w;
  return c_46;
}

vec4 frag_surf (
  in v2f_surf IN_53
)
{
  vec4 c_54;
  vec3 lightDir_55;
  SurfaceOutput o_56;
  Input surfIN_57;
  vec2 tmpvar_58;
  tmpvar_58 = IN_53.hip_pack0.xy;
  surfIN_57.uv_MainTex = tmpvar_58;
  vec2 tmpvar_59;
  tmpvar_59 = IN_53.hip_pack0.zw;
  surfIN_57.uv_BumpMap = tmpvar_59;
  vec3 tmpvar_60;
  tmpvar_60 = IN_53.viewDir;
  surfIN_57.viewDir = tmpvar_60;
  vec3 tmpvar_61;
  tmpvar_61 = vec3(0.0, 0.0, 0.0);
  o_56.Albedo = tmpvar_61;
  vec3 tmpvar_62;
  tmpvar_62 = vec3(0.0, 0.0, 0.0);
  o_56.Emission = tmpvar_62;
  float tmpvar_63;
  tmpvar_63 = 0.0;
  o_56.Specular = tmpvar_63;
  float tmpvar_64;
  tmpvar_64 = 0.0;
  o_56.Alpha = tmpvar_64;
  float tmpvar_65;
  tmpvar_65 = 0.0;
  o_56.Gloss = tmpvar_65;
  surf (surfIN_57, o_56);
  vec3 tmpvar_66;
  tmpvar_66 = IN_53.lightDir;
  lightDir_55 = tmpvar_66;
  vec3 tmpvar_67;
  tmpvar_67 = normalize (lightDir_55);
  vec3 tmpvar_68;
  tmpvar_68 = tmpvar_67;
  lightDir_55 = tmpvar_68;
  float tmpvar_69;
  tmpvar_69 = UnitySpotCookie (IN_53._LightCoord);
  float tmpvar_70;
  tmpvar_70 = UnitySpotAttenuate (IN_53._LightCoord.xyz);
  vec4 tmpvar_71;
  tmpvar_71 = LightingLambert (o_56, lightDir_55, ((float((IN_53._LightCoord.z > 0.0)) * tmpvar_69) * tmpvar_70));
  vec4 tmpvar_72;
  tmpvar_72 = tmpvar_71;
  c_54 = tmpvar_72;
  float tmpvar_73;
  tmpvar_73 = 0.0;
  c_54.w = vec4(tmpvar_73).w;
  return c_54;
}

void main ()
{
  v2f_surf xlt_IN_74;
  vec4 xl_retval_75;
  vec4 tmpvar_76;
  tmpvar_76 = vec4(0.0, 0.0, 0.0, 0.0);
  xlt_IN_74.pos = tmpvar_76;
  float tmpvar_77;
  tmpvar_77 = xlv_FOG.x;
  xlt_IN_74.fog = tmpvar_77;
  vec4 tmpvar_78;
  tmpvar_78 = gl_TexCoord[0].xyzw;
  vec4 tmpvar_79;
  tmpvar_79 = tmpvar_78;
  xlt_IN_74.hip_pack0 = tmpvar_79;
  vec3 tmpvar_80;
  tmpvar_80 = gl_TexCoord[1].xyz;
  vec3 tmpvar_81;
  tmpvar_81 = tmpvar_80;
  xlt_IN_74.viewDir = tmpvar_81;
  vec3 tmpvar_82;
  tmpvar_82 = gl_TexCoord[2].xyz;
  vec3 tmpvar_83;
  tmpvar_83 = tmpvar_82;
  xlt_IN_74.lightDir = tmpvar_83;
  vec4 tmpvar_84;
  tmpvar_84 = gl_TexCoord[3].xyzw;
  vec4 tmpvar_85;
  tmpvar_85 = tmpvar_84;
  xlt_IN_74._LightCoord = tmpvar_85;
  vec4 tmpvar_86;
  tmpvar_86 = frag_surf (xlt_IN_74);
  vec4 tmpvar_87;
  tmpvar_87 = tmpvar_86;
  xl_retval_75 = tmpvar_87;
  vec4 tmpvar_88;
  tmpvar_88 = xl_retval_75.xyzw;
  vec4 tmpvar_89;
  tmpvar_89 = tmpvar_88;
  gl_FragData[0] = tmpvar_89;
}