bgfx/3rdparty/glsl-optimizer/tests/fragment/zun-Legacy_Shaders_Lightmapped_Bumped_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 uv2_LightMap;
};
struct v2f_surf {
  vec4 pos;
  float fog;
  vec4 hip_pack0;
  vec4 hip_screen;
};
varying vec4 xlv_FOG;
uniform vec4 unity_Ambient;
uniform sampler2D _MainTex;
uniform sampler2D _LightMap;
uniform sampler2D _LightBuffer;
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;
}

void surf (
  in Input IN_6,
  inout SurfaceOutput o_7
)
{
  vec4 lm_8;
  vec4 tmpvar_9;
  tmpvar_9 = texture2D (_MainTex, IN_6.uv_MainTex);
  vec3 tmpvar_10;
  tmpvar_10 = _Color.xyz;
  vec3 tmpvar_11;
  tmpvar_11 = (tmpvar_9.xyz * tmpvar_10);
  o_7.Albedo = tmpvar_11;
  vec4 tmpvar_12;
  tmpvar_12 = texture2D (_LightMap, IN_6.uv2_LightMap);
  vec4 tmpvar_13;
  tmpvar_13 = tmpvar_12;
  lm_8 = tmpvar_13;
  vec3 tmpvar_14;
  tmpvar_14 = (lm_8.xyz * o_7.Albedo.xyz);
  o_7.Emission = tmpvar_14;
  float tmpvar_15;
  tmpvar_15 = (lm_8.w * _Color.w);
  o_7.Alpha = tmpvar_15;
  vec4 tmpvar_16;
  tmpvar_16 = texture2D (_BumpMap, IN_6.uv_BumpMap);
  vec4 tmpvar_17;
  tmpvar_17 = UnpackNormal (tmpvar_16);
  vec3 tmpvar_18;
  tmpvar_18 = tmpvar_17.xyz;
  vec3 tmpvar_19;
  tmpvar_19 = tmpvar_18;
  o_7.Normal = tmpvar_19;
}

vec4 LightingLambert_PrePass (
  in SurfaceOutput s_20,
  in vec4 light_21
)
{
  vec4 c_22;
  vec3 tmpvar_23;
  tmpvar_23 = (s_20.Albedo * light_21.xyz);
  c_22.xyz = tmpvar_23.xyz.xyz;
  float tmpvar_24;
  tmpvar_24 = s_20.Alpha;
  c_22.w = vec4(tmpvar_24).w;
  return c_22;
}

vec4 frag_surf (
  in v2f_surf IN_25
)
{
  vec4 col_26;
  vec4 light_27;
  SurfaceOutput o_28;
  Input surfIN_29;
  vec2 tmpvar_30;
  tmpvar_30 = IN_25.hip_pack0.xy;
  surfIN_29.uv_MainTex = tmpvar_30;
  vec2 tmpvar_31;
  tmpvar_31 = IN_25.hip_pack0.zw;
  surfIN_29.uv2_LightMap = tmpvar_31;
  vec3 tmpvar_32;
  tmpvar_32 = vec3(0.0, 0.0, 0.0);
  o_28.Albedo = tmpvar_32;
  vec3 tmpvar_33;
  tmpvar_33 = vec3(0.0, 0.0, 0.0);
  o_28.Emission = tmpvar_33;
  float tmpvar_34;
  tmpvar_34 = 0.0;
  o_28.Specular = tmpvar_34;
  float tmpvar_35;
  tmpvar_35 = 0.0;
  o_28.Alpha = tmpvar_35;
  float tmpvar_36;
  tmpvar_36 = 0.0;
  o_28.Gloss = tmpvar_36;
  surf (surfIN_29, o_28);
  vec4 tmpvar_37;
  tmpvar_37 = texture2DProj (_LightBuffer, IN_25.hip_screen);
  vec4 tmpvar_38;
  tmpvar_38 = tmpvar_37;
  light_27 = tmpvar_38;
  vec4 tmpvar_39;
  tmpvar_39 = log2 (light_27);
  vec4 tmpvar_40;
  tmpvar_40 = -(tmpvar_39);
  light_27 = tmpvar_40;
  vec3 tmpvar_41;
  tmpvar_41 = (light_27.xyz + unity_Ambient.xyz);
  light_27.xyz = tmpvar_41.xyz.xyz;
  vec4 tmpvar_42;
  tmpvar_42 = LightingLambert_PrePass (o_28, light_27);
  vec4 tmpvar_43;
  tmpvar_43 = tmpvar_42;
  col_26 = tmpvar_43;
  vec3 tmpvar_44;
  tmpvar_44 = (col_26.xyz + o_28.Emission);
  col_26.xyz = tmpvar_44.xyz.xyz;
  return col_26;
}

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;
  vec4 tmpvar_51;
  tmpvar_51 = gl_TexCoord[1].xyzw;
  vec4 tmpvar_52;
  tmpvar_52 = tmpvar_51;
  xlt_IN_45.hip_screen = tmpvar_52;
  vec4 tmpvar_53;
  tmpvar_53 = frag_surf (xlt_IN_45);
  vec4 tmpvar_54;
  tmpvar_54 = tmpvar_53;
  xl_retval_46 = tmpvar_54;
  vec4 tmpvar_55;
  tmpvar_55 = xl_retval_46.xyzw;
  vec4 tmpvar_56;
  tmpvar_56 = tmpvar_55;
  gl_FragData[0] = tmpvar_56;
}