bgfx/3rdparty/glsl-optimizer/tests/vertex/zun-Hidden_TerrainEngine_Details_BillboardWavingDoublePass2-ir.txt

struct appdata_full {
  vec4 vertex;
  vec4 tangent;
  vec3 normal;
  vec4 texcoord;
  vec4 texcoord1;
  vec4 color;
};
struct v2f_surf {
  vec4 pos;
  vec2 hip_pack0;
  vec4 lop_color;
};
uniform vec4 _CameraPosition;
uniform vec3 _CameraRight;
uniform vec3 _CameraUp;
uniform vec4 _MainTex_ST;
uniform vec4 _WaveAndDistance;
uniform vec4 _WavingTint;
uniform vec4 unity_LightShadowBias;
attribute vec4 TANGENT;
void FastSinCos (
  in vec4 val_1,
  out vec4 s_2,
  out vec4 c_3
)
{
  vec4 cos8_4;
  vec4 sin7_5;
  vec4 r3_6;
  vec4 r2_7;
  vec4 r1_8;
  vec4 r8_9;
  vec4 r7_10;
  vec4 r6_11;
  vec4 r5_12;
  vec4 tmpvar_13;
  tmpvar_13 = vec4(1.0, -0.161616, 0.0083333, -0.00019841);
  sin7_5 = tmpvar_13;
  vec4 tmpvar_14;
  tmpvar_14 = vec4(-0.5, 0.0416667, -0.00138889, 2.48016e-05);
  cos8_4 = tmpvar_14;
  vec4 tmpvar_15;
  tmpvar_15 = ((val_1 * 6.40885) - 3.14159);
  val_1 = tmpvar_15;
  vec4 tmpvar_16;
  tmpvar_16 = (val_1 * val_1);
  r5_12 = tmpvar_16;
  vec4 tmpvar_17;
  tmpvar_17 = (r5_12 * r5_12);
  r6_11 = tmpvar_17;
  vec4 tmpvar_18;
  tmpvar_18 = (r6_11 * r5_12);
  r7_10 = tmpvar_18;
  vec4 tmpvar_19;
  tmpvar_19 = (r6_11 * r5_12);
  r8_9 = tmpvar_19;
  vec4 tmpvar_20;
  tmpvar_20 = (r5_12 * val_1);
  r1_8 = tmpvar_20;
  vec4 tmpvar_21;
  tmpvar_21 = (r1_8 * r5_12);
  r2_7 = tmpvar_21;
  vec4 tmpvar_22;
  tmpvar_22 = (r2_7 * r5_12);
  r3_6 = tmpvar_22;
  vec4 tmpvar_23;
  tmpvar_23 = (((val_1 + 
    (r1_8 * sin7_5.y)
  ) + (r2_7 * sin7_5.z)) + (r3_6 * sin7_5.w));
  s_2 = tmpvar_23;
  vec4 tmpvar_24;
  tmpvar_24 = (((
    (1.0 + (r5_12 * cos8_4.x))
   + 
    (r6_11 * cos8_4.y)
  ) + (r7_10 * cos8_4.z)) + (r8_9 * cos8_4.w));
  c_3 = tmpvar_24;
}

void TerrainWaveGrass (
  inout vec4 vertex_25,
  in float waveAmount_26,
  in vec3 color_27,
  out vec4 outColor_28
)
{
  vec3 waveColor_29;
  vec3 waveMove_30;
  float lighting_31;
  vec4 c_32;
  vec4 s_33;
  vec4 waves_34;
  vec4 _waveZmove_35;
  vec4 _waveXmove_36;
  vec4 waveSpeed_37;
  vec4 _waveZSize_38;
  vec4 _waveXSize_39;
  vec4 tmpvar_40;
  tmpvar_40 = vec4(1.2, 2.0, 1.6, 4.8);
  waveSpeed_37 = tmpvar_40;
  vec4 tmpvar_41;
  tmpvar_41 = vec4(0.024, 0.04, -0.12, 0.096);
  _waveXmove_36 = tmpvar_41;
  vec4 tmpvar_42;
  tmpvar_42 = vec4(0.006, 0.02, -0.02, 0.1);
  _waveZmove_35 = tmpvar_42;
  vec3 tmpvar_43;
  tmpvar_43 = vec3(0.0, 0.0, 0.0);
  waveMove_30 = tmpvar_43;
  vec4 tmpvar_44;
  tmpvar_44 = (vec4(0.012, 0.02, 0.06, 0.024) * _WaveAndDistance.y);
  _waveXSize_39 = tmpvar_44;
  vec4 tmpvar_45;
  tmpvar_45 = (vec4(0.006, 0.02, 0.02, 0.05) * _WaveAndDistance.y);
  _waveZSize_38 = tmpvar_45;
  vec4 tmpvar_46;
  tmpvar_46 = (vertex_25.x * _waveXSize_39);
  waves_34 = tmpvar_46;
  vec4 tmpvar_47;
  tmpvar_47 = (waves_34 + (vertex_25.z * _waveZSize_38));
  waves_34 = tmpvar_47;
  vec4 tmpvar_48;
  tmpvar_48 = (waves_34 + (_WaveAndDistance.x * waveSpeed_37));
  waves_34 = tmpvar_48;
  vec4 tmpvar_49;
  tmpvar_49 = fract (waves_34);
  vec4 tmpvar_50;
  tmpvar_50 = tmpvar_49;
  waves_34 = tmpvar_50;
  FastSinCos (waves_34, s_33, c_32);
  vec4 tmpvar_51;
  tmpvar_51 = (s_33 * s_33);
  s_33 = tmpvar_51;
  vec4 tmpvar_52;
  tmpvar_52 = (s_33 * s_33);
  s_33 = tmpvar_52;
  vec4 tmpvar_53;
  tmpvar_53 = normalize (vec4(1.0, 1.0, 0.4, 0.2));
  float tmpvar_54;
  tmpvar_54 = dot (s_33, tmpvar_53);
  float tmpvar_55;
  tmpvar_55 = (tmpvar_54 * 0.7);
  lighting_31 = tmpvar_55;
  vec4 tmpvar_56;
  tmpvar_56 = (s_33 * waveAmount_26);
  s_33 = tmpvar_56;
  float tmpvar_57;
  tmpvar_57 = dot (s_33, _waveXmove_36);
  float tmpvar_58;
  tmpvar_58 = tmpvar_57;
  waveMove_30.x = tmpvar_58;
  float tmpvar_59;
  tmpvar_59 = dot (s_33, _waveZmove_35);
  float tmpvar_60;
  tmpvar_60 = tmpvar_59;
  waveMove_30.z = vec3(tmpvar_60).z;
  vec2 tmpvar_61;
  tmpvar_61 = (vertex_25.xz - (waveMove_30.xz * _WaveAndDistance.z));
  vertex_25.xz = tmpvar_61.xxy.xz;
  vec3 tmpvar_62;
  tmpvar_62 = vec3(lighting_31);
  vec3 tmpvar_63;
  tmpvar_63 = mix (vec3(0.5, 0.5, 0.5), _WavingTint.xyz, tmpvar_62);
  vec3 tmpvar_64;
  tmpvar_64 = tmpvar_63;
  waveColor_29 = tmpvar_64;
  vec3 tmpvar_65;
  tmpvar_65 = ((color_27 * waveColor_29) * 2.0);
  outColor_28.xyz = tmpvar_65.xyz.xyz;
  float tmpvar_66;
  tmpvar_66 = 1.0;
  outColor_28.w = vec4(tmpvar_66).w;
}

void TerrainBillboardGrass (
  inout vec4 pos_67,
  in vec2 offset_68
)
{
  vec3 grasspos_69;
  vec3 tmpvar_70;
  tmpvar_70 = (pos_67.xyz - _CameraPosition.xyz);
  grasspos_69 = tmpvar_70;
  float tmpvar_71;
  tmpvar_71 = dot (grasspos_69, grasspos_69);
  if ((tmpvar_71 > _WaveAndDistance.w)) {
    vec2 tmpvar_72;
    tmpvar_72 = vec2(0.0, 0.0);
    offset_68 = tmpvar_72;
  };
  vec3 tmpvar_73;
  tmpvar_73 = (pos_67.xyz + (offset_68.x * _CameraRight.xyz));
  pos_67.xyz = tmpvar_73.xyz.xyz;
  vec3 tmpvar_74;
  tmpvar_74 = (pos_67.xyz + (offset_68.y * _CameraUp.xyz));
  pos_67.xyz = tmpvar_74.xyz.xyz;
}

void vert (
  inout appdata_full v_75
)
{
  vec4 color_76;
  float waveAmount_77;
  TerrainBillboardGrass (v_75.vertex, v_75.tangent.xy);
  float tmpvar_78;
  tmpvar_78 = v_75.tangent.y;
  waveAmount_77 = tmpvar_78;
  TerrainWaveGrass (v_75.vertex, waveAmount_77, v_75.color.xyz, color_76);
  vec4 tmpvar_79;
  tmpvar_79 = color_76;
  v_75.color = tmpvar_79;
}

v2f_surf vert_surf (
  in appdata_full v_80
)
{
  v2f_surf o_81;
  vert (v_80);
  vec2 tmpvar_82;
  tmpvar_82 = ((v_80.texcoord.xy * _MainTex_ST.xy) + _MainTex_ST.zw);
  o_81.hip_pack0 = tmpvar_82.xy.xy;
  vec4 tmpvar_83;
  tmpvar_83 = v_80.color;
  o_81.lop_color = tmpvar_83;
  vec4 tmpvar_84;
  tmpvar_84 = (gl_ModelViewProjectionMatrix * v_80.vertex);
  o_81.pos = tmpvar_84;
  float tmpvar_85;
  tmpvar_85 = (o_81.pos.z + unity_LightShadowBias.x);
  o_81.pos.z = vec3(tmpvar_85).z;
  if ((o_81.pos.z < -(o_81.pos.w))) {
    float tmpvar_86;
    tmpvar_86 = -(o_81.pos.w);
    o_81.pos.z = vec3(tmpvar_86).z;
  };
  return o_81;
}

void main ()
{
  appdata_full xlt_v_87;
  v2f_surf xl_retval_88;
  vec4 tmpvar_89;
  tmpvar_89 = gl_Vertex.xyzw;
  vec4 tmpvar_90;
  tmpvar_90 = tmpvar_89;
  xlt_v_87.vertex = tmpvar_90;
  vec4 tmpvar_91;
  tmpvar_91 = TANGENT.xyzw;
  vec4 tmpvar_92;
  tmpvar_92 = tmpvar_91;
  xlt_v_87.tangent = tmpvar_92;
  vec3 tmpvar_93;
  tmpvar_93 = gl_Normal.xyz;
  vec3 tmpvar_94;
  tmpvar_94 = tmpvar_93;
  xlt_v_87.normal = tmpvar_94;
  vec4 tmpvar_95;
  tmpvar_95 = gl_MultiTexCoord0.xyzw;
  vec4 tmpvar_96;
  tmpvar_96 = tmpvar_95;
  xlt_v_87.texcoord = tmpvar_96;
  vec4 tmpvar_97;
  tmpvar_97 = gl_MultiTexCoord1.xyzw;
  vec4 tmpvar_98;
  tmpvar_98 = tmpvar_97;
  xlt_v_87.texcoord1 = tmpvar_98;
  vec4 tmpvar_99;
  tmpvar_99 = gl_Color.xyzw;
  vec4 tmpvar_100;
  tmpvar_100 = tmpvar_99;
  xlt_v_87.color = tmpvar_100;
  v2f_surf tmpvar_101;
  tmpvar_101 = vert_surf (xlt_v_87);
  v2f_surf tmpvar_102;
  tmpvar_102 = tmpvar_101;
  xl_retval_88 = tmpvar_102;
  vec4 tmpvar_103;
  tmpvar_103 = xl_retval_88.pos.xyzw;
  vec4 tmpvar_104;
  tmpvar_104 = tmpvar_103;
  gl_Position = tmpvar_104;
  vec4 tmpvar_105;
  tmpvar_105.zw = vec2(0.0, 0.0);
  tmpvar_105.xy = xl_retval_88.hip_pack0.xy;
  vec4 tmpvar_106;
  tmpvar_106 = tmpvar_105;
  gl_TexCoord[1] = tmpvar_106;
  vec4 tmpvar_107;
  tmpvar_107 = xl_retval_88.lop_color.xyzw;
  vec4 tmpvar_108;
  tmpvar_108 = tmpvar_107;
  gl_FrontColor = tmpvar_108;
}