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

struct SurfaceOutput {
  vec3 Albedo;
  vec3 Normal;
  vec3 Emission;
  float Specular;
  float Gloss;
  float Alpha;
};
struct Input {
  vec2 uv_MainTex;
};
struct v2f_surf {
  vec4 pos;
  float fog;
  vec2 hip_pack0;
  vec3 normal;
  vec3 lightDir;
  vec3 viewDir;
  vec2 _LightCoord;
};
uniform vec4 _Color;
uniform vec4 _LightColor0;
uniform sampler2D _LightTexture0;
uniform sampler2D _MainTex;
uniform float _Shininess;
uniform vec4 _SpecColor;
varying vec4 xlv_FOG;
void surf (
  in Input IN_1,
  inout SurfaceOutput o_2
)
{
  vec4 tex_3;
  vec4 tmpvar_4;
  tmpvar_4 = texture2D (_MainTex, IN_1.uv_MainTex);
  vec4 tmpvar_5;
  tmpvar_5 = tmpvar_4;
  tex_3 = tmpvar_5;
  vec3 tmpvar_6;
  tmpvar_6 = (tex_3.xyz * _Color.xyz);
  o_2.Albedo = tmpvar_6;
  float tmpvar_7;
  tmpvar_7 = tex_3.w;
  o_2.Gloss = tmpvar_7;
  float tmpvar_8;
  tmpvar_8 = (tex_3.w * _Color.w);
  o_2.Alpha = tmpvar_8;
  float tmpvar_9;
  tmpvar_9 = _Shininess;
  o_2.Specular = tmpvar_9;
}

vec4 LightingBlinnPhong (
  in SurfaceOutput s_10,
  in vec3 lightDir_11,
  in vec3 viewDir_12,
  in float atten_13
)
{
  vec4 c_14;
  float spec_15;
  float nh_16;
  float diff_17;
  vec3 h_18;
  vec3 tmpvar_19;
  tmpvar_19 = normalize ((lightDir_11 + viewDir_12));
  vec3 tmpvar_20;
  tmpvar_20 = tmpvar_19;
  h_18 = tmpvar_20;
  float tmpvar_21;
  tmpvar_21 = dot (s_10.Normal, lightDir_11);
  float tmpvar_22;
  tmpvar_22 = max (0.0, tmpvar_21);
  float tmpvar_23;
  tmpvar_23 = tmpvar_22;
  diff_17 = tmpvar_23;
  float tmpvar_24;
  tmpvar_24 = dot (s_10.Normal, h_18);
  float tmpvar_25;
  tmpvar_25 = max (0.0, tmpvar_24);
  float tmpvar_26;
  tmpvar_26 = tmpvar_25;
  nh_16 = tmpvar_26;
  float tmpvar_27;
  tmpvar_27 = pow (nh_16, (s_10.Specular * 128.0));
  float tmpvar_28;
  tmpvar_28 = (tmpvar_27 * s_10.Gloss);
  spec_15 = tmpvar_28;
  vec3 tmpvar_29;
  tmpvar_29 = (((
    (s_10.Albedo * _LightColor0.xyz)
   * diff_17) + (
    (_LightColor0.xyz * _SpecColor.xyz)
   * spec_15)) * (atten_13 * 2.0));
  c_14.xyz = tmpvar_29.xyz.xyz;
  float tmpvar_30;
  tmpvar_30 = (s_10.Alpha + ((
    (_LightColor0.w * _SpecColor.w)
   * spec_15) * atten_13));
  c_14.w = vec4(tmpvar_30).w;
  return c_14;
}

vec4 frag_surf (
  in v2f_surf IN_31
)
{
  vec4 c_32;
  vec3 lightDir_33;
  SurfaceOutput o_34;
  Input surfIN_35;
  vec2 tmpvar_36;
  tmpvar_36 = IN_31.hip_pack0.xy;
  surfIN_35.uv_MainTex = tmpvar_36;
  vec3 tmpvar_37;
  tmpvar_37 = vec3(0.0, 0.0, 0.0);
  o_34.Albedo = tmpvar_37;
  vec3 tmpvar_38;
  tmpvar_38 = vec3(0.0, 0.0, 0.0);
  o_34.Emission = tmpvar_38;
  float tmpvar_39;
  tmpvar_39 = 0.0;
  o_34.Specular = tmpvar_39;
  float tmpvar_40;
  tmpvar_40 = 0.0;
  o_34.Alpha = tmpvar_40;
  float tmpvar_41;
  tmpvar_41 = 0.0;
  o_34.Gloss = tmpvar_41;
  vec3 tmpvar_42;
  tmpvar_42 = IN_31.normal;
  o_34.Normal = tmpvar_42;
  surf (surfIN_35, o_34);
  vec3 tmpvar_43;
  tmpvar_43 = IN_31.lightDir;
  lightDir_33 = tmpvar_43;
  vec3 tmpvar_44;
  tmpvar_44 = IN_31.viewDir.xyz;
  vec3 tmpvar_45;
  tmpvar_45 = normalize (tmpvar_44);
  vec4 tmpvar_46;
  tmpvar_46 = texture2D (_LightTexture0, IN_31._LightCoord);
  vec4 tmpvar_47;
  tmpvar_47 = LightingBlinnPhong (o_34, lightDir_33, tmpvar_45, (tmpvar_46.w * 1.0));
  vec4 tmpvar_48;
  tmpvar_48 = tmpvar_47;
  c_32 = tmpvar_48;
  float tmpvar_49;
  tmpvar_49 = o_34.Alpha;
  c_32.w = vec4(tmpvar_49).w;
  return c_32;
}

void main ()
{
  v2f_surf xlt_IN_50;
  vec4 xl_retval_51;
  vec4 tmpvar_52;
  tmpvar_52 = vec4(0.0, 0.0, 0.0, 0.0);
  xlt_IN_50.pos = tmpvar_52;
  float tmpvar_53;
  tmpvar_53 = xlv_FOG.x;
  xlt_IN_50.fog = tmpvar_53;
  vec2 tmpvar_54;
  tmpvar_54 = gl_TexCoord[0].xy;
  vec2 tmpvar_55;
  tmpvar_55 = tmpvar_54;
  xlt_IN_50.hip_pack0 = tmpvar_55;
  vec3 tmpvar_56;
  tmpvar_56 = gl_TexCoord[1].xyz;
  vec3 tmpvar_57;
  tmpvar_57 = tmpvar_56;
  xlt_IN_50.normal = tmpvar_57;
  vec3 tmpvar_58;
  tmpvar_58 = gl_TexCoord[2].xyz;
  vec3 tmpvar_59;
  tmpvar_59 = tmpvar_58;
  xlt_IN_50.lightDir = tmpvar_59;
  vec3 tmpvar_60;
  tmpvar_60 = gl_TexCoord[3].xyz;
  vec3 tmpvar_61;
  tmpvar_61 = tmpvar_60;
  xlt_IN_50.viewDir = tmpvar_61;
  vec2 tmpvar_62;
  tmpvar_62 = gl_TexCoord[4].xy;
  vec2 tmpvar_63;
  tmpvar_63 = tmpvar_62;
  xlt_IN_50._LightCoord = tmpvar_63;
  vec4 tmpvar_64;
  tmpvar_64 = frag_surf (xlt_IN_50);
  vec4 tmpvar_65;
  tmpvar_65 = tmpvar_64;
  xl_retval_51 = tmpvar_65;
  vec4 tmpvar_66;
  tmpvar_66 = xl_retval_51.xyzw;
  vec4 tmpvar_67;
  tmpvar_67 = tmpvar_66;
  gl_FragData[0] = tmpvar_67;
}