bgfx/3rdparty/glsl-optimizer/tests/fragment/zun-MobileBumpSpec-irES.txt

struct SurfaceOutput {
  lowp vec3 Albedo;
  lowp vec3 Normal;
  lowp vec3 Emission;
  mediump float Specular;
  lowp float Gloss;
  lowp float Alpha;
};
struct Input {
  mediump vec2 uv_MainTex;
};
struct v2f_surf {
  highp vec4 pos;
  mediump vec2 pack0;
  mediump vec3 viewDir;
  lowp vec3 lightDir;
  lowp vec3 vlight;
};
varying lowp vec3 xlv_TEXCOORD3;
varying lowp vec3 xlv_TEXCOORD2;
varying mediump vec3 xlv_TEXCOORD1;
varying mediump vec2 xlv_TEXCOORD0;
uniform mediump float _Shininess;
uniform sampler2D _MainTex;
uniform lowp vec4 _LightColor0;
uniform sampler2D _BumpMap;
lowp vec3 UnpackNormal (
  in lowp vec4 packednormal_1
)
{
  return ((packednormal_1.xyz * 2.0) - 1.0);
}

void surf (
  in Input IN_2,
  inout SurfaceOutput o_3
)
{
  lowp vec4 tex_4;
  lowp vec4 tmpvar_5;
  tmpvar_5 = texture2D (_MainTex, IN_2.uv_MainTex);
  lowp vec4 tmpvar_6;
  tmpvar_6 = tmpvar_5;
  tex_4 = tmpvar_6;
  lowp vec3 tmpvar_7;
  tmpvar_7 = tex_4.xyz;
  o_3.Albedo = tmpvar_7;
  lowp float tmpvar_8;
  tmpvar_8 = tex_4.w;
  o_3.Gloss = tmpvar_8;
  lowp float tmpvar_9;
  tmpvar_9 = tex_4.w;
  o_3.Alpha = tmpvar_9;
  mediump float tmpvar_10;
  tmpvar_10 = _Shininess;
  o_3.Specular = tmpvar_10;
  lowp vec4 tmpvar_11;
  tmpvar_11 = texture2D (_BumpMap, IN_2.uv_MainTex);
  lowp vec3 tmpvar_12;
  tmpvar_12 = UnpackNormal (tmpvar_11);
  lowp vec3 tmpvar_13;
  tmpvar_13 = tmpvar_12;
  o_3.Normal = tmpvar_13;
}

lowp vec4 LightingMobileBlinnPhong (
  in SurfaceOutput s_14,
  in lowp vec3 lightDir_15,
  in lowp vec3 halfDir_16,
  in lowp float atten_17
)
{
  lowp vec4 c_18;
  lowp float spec_19;
  lowp float nh_20;
  lowp float diff_21;
  lowp float tmpvar_22;
  tmpvar_22 = dot (s_14.Normal, lightDir_15);
  lowp float tmpvar_23;
  tmpvar_23 = max (0.0, tmpvar_22);
  lowp float tmpvar_24;
  tmpvar_24 = tmpvar_23;
  diff_21 = tmpvar_24;
  lowp float tmpvar_25;
  tmpvar_25 = dot (s_14.Normal, halfDir_16);
  lowp float tmpvar_26;
  tmpvar_26 = max (0.0, tmpvar_25);
  lowp float tmpvar_27;
  tmpvar_27 = tmpvar_26;
  nh_20 = tmpvar_27;
  mediump float tmpvar_28;
  tmpvar_28 = pow (nh_20, (s_14.Specular * 128.0));
  mediump float tmpvar_29;
  tmpvar_29 = (tmpvar_28 * s_14.Gloss);
  spec_19 = tmpvar_29;
  lowp vec3 tmpvar_30;
  tmpvar_30 = ((((s_14.Albedo * diff_21) + spec_19) * _LightColor0.xyz) * (atten_17 * 2.0));
  c_18.xyz = tmpvar_30.xyz.xyz;
  float tmpvar_31;
  tmpvar_31 = 0.0;
  c_18.w = vec4(tmpvar_31).w;
  return c_18;
}

lowp vec4 frag_surf (
  in v2f_surf IN_32
)
{
  lowp vec4 c_33;
  lowp float atten_34;
  SurfaceOutput o_35;
  Input surfIN_36;
  mediump vec2 tmpvar_37;
  tmpvar_37 = IN_32.pack0.xy;
  surfIN_36.uv_MainTex = tmpvar_37;
  vec3 tmpvar_38;
  tmpvar_38 = vec3(0.0, 0.0, 0.0);
  o_35.Albedo = tmpvar_38;
  vec3 tmpvar_39;
  tmpvar_39 = vec3(0.0, 0.0, 0.0);
  o_35.Emission = tmpvar_39;
  float tmpvar_40;
  tmpvar_40 = 0.0;
  o_35.Specular = tmpvar_40;
  float tmpvar_41;
  tmpvar_41 = 0.0;
  o_35.Alpha = tmpvar_41;
  float tmpvar_42;
  tmpvar_42 = 0.0;
  o_35.Gloss = tmpvar_42;
  surf (surfIN_36, o_35);
  float tmpvar_43;
  tmpvar_43 = 1.0;
  atten_34 = tmpvar_43;
  vec4 tmpvar_44;
  tmpvar_44 = vec4(0.0, 0.0, 0.0, 0.0);
  c_33 = tmpvar_44;
  lowp vec4 tmpvar_45;
  tmpvar_45 = LightingMobileBlinnPhong (o_35, IN_32.lightDir, IN_32.viewDir, atten_34);
  lowp vec4 tmpvar_46;
  tmpvar_46 = tmpvar_45;
  c_33 = tmpvar_46;
  lowp vec3 tmpvar_47;
  tmpvar_47 = (c_33.xyz + (o_35.Albedo * IN_32.vlight));
  c_33.xyz = tmpvar_47.xyz.xyz;
  return c_33;
}

void main ()
{
  v2f_surf xlt_IN_48;
  lowp vec4 xl_retval_49;
  vec4 tmpvar_50;
  tmpvar_50 = vec4(0.0, 0.0, 0.0, 0.0);
  xlt_IN_48.pos = tmpvar_50;
  mediump vec2 tmpvar_51;
  tmpvar_51 = xlv_TEXCOORD0.xy;
  mediump vec2 tmpvar_52;
  tmpvar_52 = tmpvar_51;
  xlt_IN_48.pack0 = tmpvar_52;
  mediump vec3 tmpvar_53;
  tmpvar_53 = xlv_TEXCOORD1.xyz;
  mediump vec3 tmpvar_54;
  tmpvar_54 = tmpvar_53;
  xlt_IN_48.viewDir = tmpvar_54;
  lowp vec3 tmpvar_55;
  tmpvar_55 = xlv_TEXCOORD2.xyz;
  lowp vec3 tmpvar_56;
  tmpvar_56 = tmpvar_55;
  xlt_IN_48.lightDir = tmpvar_56;
  lowp vec3 tmpvar_57;
  tmpvar_57 = xlv_TEXCOORD3.xyz;
  lowp vec3 tmpvar_58;
  tmpvar_58 = tmpvar_57;
  xlt_IN_48.vlight = tmpvar_58;
  lowp vec4 tmpvar_59;
  tmpvar_59 = frag_surf (xlt_IN_48);
  lowp vec4 tmpvar_60;
  tmpvar_60 = tmpvar_59;
  xl_retval_49 = tmpvar_60;
  lowp vec4 tmpvar_61;
  tmpvar_61 = xl_retval_49.xyzw;
  lowp vec4 tmpvar_62;
  tmpvar_62 = tmpvar_61;
  gl_FragData[0] = tmpvar_62;
}