bgfx/3rdparty/glsl-optimizer/tests/fragment/zun-Surface_DecalAddBump3-ir.txt

struct SurfaceOutput {
  vec3 Albedo;
  vec3 Normal;
  vec3 Emission;
  float Specular;
  float Gloss;
  float Alpha;
};
struct Input {
  vec2 uv_Decal;
  vec2 uv_DecalBump;
};
struct v2f_surf {
  vec4 pos;
  float fog;
  vec4 hip_pack0;
  vec3 lightDir;
  vec3 vlight;
  vec4 _ShadowCoord;
};
varying vec4 xlv_FOG;
uniform sampler2D _ShadowMapTexture;
uniform vec4 _LightColor0;
uniform sampler2D _DecalBump;
uniform sampler2D _Decal;
float unitySampleShadow (
  in vec4 shadowCoord_1
)
{
  float shadow_2;
  vec4 tmpvar_3;
  tmpvar_3 = texture2DProj (_ShadowMapTexture, shadowCoord_1);
  float tmpvar_4;
  tmpvar_4 = tmpvar_3.x;
  shadow_2 = tmpvar_4;
  return shadow_2;
}

vec4 UnpackNormal (
  in vec4 packednormal_5
)
{
  vec4 normal_6;
  vec2 tmpvar_7;
  tmpvar_7 = ((packednormal_5.wy * 2.0) - 1.0);
  normal_6.xy = tmpvar_7.xy.xy;
  float tmpvar_8;
  tmpvar_8 = sqrt (((1.0 - (normal_6.x * normal_6.x)) - (normal_6.y * normal_6.y)));
  float tmpvar_9;
  tmpvar_9 = tmpvar_8;
  normal_6.z = vec3(tmpvar_9).z;
  return normal_6;
}

void surf (
  in Input IN_10,
  inout SurfaceOutput o_11
)
{
  vec4 tmpvar_12;
  tmpvar_12 = texture2D (_Decal, IN_10.uv_Decal);
  vec3 tmpvar_13;
  tmpvar_13 = (tmpvar_12.xyz * 0.5);
  o_11.Albedo = tmpvar_13;
  vec4 tmpvar_14;
  tmpvar_14 = texture2D (_DecalBump, IN_10.uv_DecalBump);
  vec4 tmpvar_15;
  tmpvar_15 = UnpackNormal (tmpvar_14);
  vec3 tmpvar_16;
  tmpvar_16 = tmpvar_15.xyz;
  vec3 tmpvar_17;
  tmpvar_17 = tmpvar_16;
  o_11.Normal = tmpvar_17;
}

vec4 LightingLambert (
  in SurfaceOutput s_18,
  in vec3 lightDir_19,
  in float atten_20
)
{
  vec4 c_21;
  float diff_22;
  float tmpvar_23;
  tmpvar_23 = dot (s_18.Normal, lightDir_19);
  float tmpvar_24;
  tmpvar_24 = max (0.0, tmpvar_23);
  float tmpvar_25;
  tmpvar_25 = tmpvar_24;
  diff_22 = tmpvar_25;
  vec3 tmpvar_26;
  tmpvar_26 = ((s_18.Albedo * _LightColor0.xyz) * ((diff_22 * atten_20) * 2.0));
  c_21.xyz = tmpvar_26.xyz.xyz;
  float tmpvar_27;
  tmpvar_27 = s_18.Alpha;
  c_21.w = vec4(tmpvar_27).w;
  return c_21;
}

vec4 frag_surf (
  in v2f_surf IN_28
)
{
  vec4 c_29;
  float atten_30;
  SurfaceOutput o_31;
  Input surfIN_32;
  vec2 tmpvar_33;
  tmpvar_33 = IN_28.hip_pack0.xy;
  surfIN_32.uv_Decal = tmpvar_33;
  vec2 tmpvar_34;
  tmpvar_34 = IN_28.hip_pack0.zw;
  surfIN_32.uv_DecalBump = tmpvar_34;
  vec3 tmpvar_35;
  tmpvar_35 = vec3(0.0, 0.0, 0.0);
  o_31.Albedo = tmpvar_35;
  vec3 tmpvar_36;
  tmpvar_36 = vec3(0.0, 0.0, 0.0);
  o_31.Emission = tmpvar_36;
  float tmpvar_37;
  tmpvar_37 = 0.0;
  o_31.Specular = tmpvar_37;
  float tmpvar_38;
  tmpvar_38 = 0.0;
  o_31.Alpha = tmpvar_38;
  float tmpvar_39;
  tmpvar_39 = 0.0;
  o_31.Gloss = tmpvar_39;
  surf (surfIN_32, o_31);
  float tmpvar_40;
  tmpvar_40 = unitySampleShadow (IN_28._ShadowCoord);
  float tmpvar_41;
  tmpvar_41 = tmpvar_40;
  atten_30 = tmpvar_41;
  vec4 tmpvar_42;
  tmpvar_42 = LightingLambert (o_31, IN_28.lightDir, atten_30);
  vec4 tmpvar_43;
  tmpvar_43 = tmpvar_42;
  c_29 = tmpvar_43;
  vec3 tmpvar_44;
  tmpvar_44 = (c_29.xyz + (o_31.Albedo * IN_28.vlight));
  c_29.xyz = tmpvar_44.xyz.xyz;
  return c_29;
}

void main ()
{
  v2f_surf xlt_IN_45;
  vec4 xl_retval_46;
  vec4 tmpvar_47;
  tmpvar_47 = vec4(0.0, 0.0, 0.0, 0.0);
  xlt_IN_45.pos = tmpvar_47;
  float tmpvar_48;
  tmpvar_48 = xlv_FOG.x;
  xlt_IN_45.fog = tmpvar_48;
  vec4 tmpvar_49;
  tmpvar_49 = gl_TexCoord[0].xyzw;
  vec4 tmpvar_50;
  tmpvar_50 = tmpvar_49;
  xlt_IN_45.hip_pack0 = tmpvar_50;
  vec3 tmpvar_51;
  tmpvar_51 = gl_TexCoord[1].xyz;
  vec3 tmpvar_52;
  tmpvar_52 = tmpvar_51;
  xlt_IN_45.lightDir = tmpvar_52;
  vec3 tmpvar_53;
  tmpvar_53 = gl_TexCoord[2].xyz;
  vec3 tmpvar_54;
  tmpvar_54 = tmpvar_53;
  xlt_IN_45.vlight = tmpvar_54;
  vec4 tmpvar_55;
  tmpvar_55 = gl_TexCoord[3].xyzw;
  vec4 tmpvar_56;
  tmpvar_56 = tmpvar_55;
  xlt_IN_45._ShadowCoord = tmpvar_56;
  vec4 tmpvar_57;
  tmpvar_57 = frag_surf (xlt_IN_45);
  vec4 tmpvar_58;
  tmpvar_58 = tmpvar_57;
  xl_retval_46 = tmpvar_58;
  vec4 tmpvar_59;
  tmpvar_59 = xl_retval_46.xyzw;
  vec4 tmpvar_60;
  tmpvar_60 = tmpvar_59;
  gl_FragData[0] = tmpvar_60;
}