bgfx/3rdparty/glsl-optimizer/tests/vertex/zun-Nature_Soft_Occlusion_Leaves1-ir.txt

struct appdata_full {
  vec4 vertex;
  vec4 tangent;
  vec3 normal;
  vec4 texcoord;
  vec4 texcoord1;
  vec4 color;
};
struct v2f_surf {
  vec4 pos;
  float fog;
  vec2 hip_pack0;
  vec4 hip_screen;
};
uniform vec4 _MainTex_ST;
uniform vec4 _ProjectionParams;
uniform vec4 _Scale;
uniform float _SquashAmount;
uniform vec4 _SquashPlaneNormal;
uniform mat4 _TerrainEngineBendTree;
attribute vec4 TANGENT;
varying vec4 xlv_FOG;
vec4 Squash (
  in vec4 pos_1
)
{
  vec3 planeNormal_2;
  vec3 planePoint_3;
  vec3 projectedVertex_4;
  vec3 tmpvar_5;
  tmpvar_5 = pos_1.xyz;
  projectedVertex_4 = tmpvar_5;
  vec3 tmpvar_6;
  tmpvar_6.xz = vec2(0.0, 0.0);
  tmpvar_6.y = _SquashPlaneNormal.w;
  vec3 tmpvar_7;
  tmpvar_7 = tmpvar_6;
  planePoint_3 = tmpvar_7;
  vec3 tmpvar_8;
  tmpvar_8 = _SquashPlaneNormal.xyz;
  planeNormal_2 = tmpvar_8;
  vec3 tmpvar_9;
  tmpvar_9 = pos_1.xyz;
  float tmpvar_10;
  tmpvar_10 = dot (planeNormal_2, (planePoint_3 - tmpvar_9));
  vec3 tmpvar_11;
  tmpvar_11 = (projectedVertex_4 + (tmpvar_10 * planeNormal_2));
  projectedVertex_4 = tmpvar_11;
  vec3 tmpvar_12;
  tmpvar_12 = vec3(_SquashAmount);
  vec3 tmpvar_13;
  tmpvar_13 = mix (projectedVertex_4, pos_1.xyz, tmpvar_12);
  vec4 tmpvar_14;
  tmpvar_14.w = 1.0;
  tmpvar_14.xyz = tmpvar_13.xyz;
  vec4 tmpvar_15;
  tmpvar_15 = tmpvar_14;
  pos_1 = tmpvar_15;
  return pos_1;
}

void TerrainAnimateTree (
  inout vec4 pos_16,
  in float alpha_17
)
{
  vec3 bent_18;
  vec3 tmpvar_19;
  tmpvar_19 = (pos_16.xyz * _Scale.xyz);
  pos_16.xyz = tmpvar_19.xyz.xyz;
  vec4 tmpvar_20;
  tmpvar_20.w = 0.0;
  tmpvar_20.xyz = pos_16.xyz.xyz;
  vec3 tmpvar_21;
  tmpvar_21 = (_TerrainEngineBendTree * tmpvar_20).xyz;
  bent_18 = tmpvar_21;
  vec3 tmpvar_22;
  tmpvar_22 = vec3(alpha_17);
  vec3 tmpvar_23;
  tmpvar_23 = mix (pos_16.xyz, bent_18, tmpvar_22);
  vec3 tmpvar_24;
  tmpvar_24 = tmpvar_23;
  pos_16.xyz = tmpvar_24.xyz.xyz;
  vec4 tmpvar_25;
  tmpvar_25 = Squash (pos_16);
  vec4 tmpvar_26;
  tmpvar_26 = tmpvar_25;
  pos_16 = tmpvar_26;
}

void treevertex (
  inout appdata_full v_27
)
{
  TerrainAnimateTree (v_27.vertex, v_27.color.w);
}

void PositionFog (
  in vec4 v_28,
  out vec4 pos_29,
  out float fog_30
)
{
  vec4 tmpvar_31;
  tmpvar_31 = (gl_ModelViewProjectionMatrix * v_28);
  pos_29 = tmpvar_31;
  float tmpvar_32;
  tmpvar_32 = pos_29.z;
  fog_30 = tmpvar_32;
}

vec4 ComputeScreenPos (
  in vec4 pos_33
)
{
  vec4 o_34;
  vec4 tmpvar_35;
  tmpvar_35 = (pos_33 * 0.5);
  o_34 = tmpvar_35;
  vec2 tmpvar_36;
  tmpvar_36.x = o_34.x;
  tmpvar_36.y = (o_34.y * _ProjectionParams.x);
  vec2 tmpvar_37;
  tmpvar_37 = (tmpvar_36 + o_34.w);
  o_34.xy = tmpvar_37.xy.xy;
  vec2 tmpvar_38;
  tmpvar_38 = pos_33.zw;
  o_34.zw = tmpvar_38.xxxy.zw;
  return o_34;
}

v2f_surf vert_surf (
  in appdata_full v_39
)
{
  v2f_surf o_40;
  treevertex (v_39);
  PositionFog (v_39.vertex, o_40.pos, o_40.fog);
  vec2 tmpvar_41;
  tmpvar_41 = ((v_39.texcoord.xy * _MainTex_ST.xy) + _MainTex_ST.zw);
  o_40.hip_pack0 = tmpvar_41.xy.xy;
  vec4 tmpvar_42;
  tmpvar_42 = ComputeScreenPos (o_40.pos);
  vec4 tmpvar_43;
  tmpvar_43 = tmpvar_42;
  o_40.hip_screen = tmpvar_43;
  return o_40;
}

void main ()
{
  appdata_full xlt_v_44;
  v2f_surf xl_retval_45;
  vec4 tmpvar_46;
  tmpvar_46 = gl_Vertex.xyzw;
  vec4 tmpvar_47;
  tmpvar_47 = tmpvar_46;
  xlt_v_44.vertex = tmpvar_47;
  vec4 tmpvar_48;
  tmpvar_48 = TANGENT.xyzw;
  vec4 tmpvar_49;
  tmpvar_49 = tmpvar_48;
  xlt_v_44.tangent = tmpvar_49;
  vec3 tmpvar_50;
  tmpvar_50 = gl_Normal.xyz;
  vec3 tmpvar_51;
  tmpvar_51 = tmpvar_50;
  xlt_v_44.normal = tmpvar_51;
  vec4 tmpvar_52;
  tmpvar_52 = gl_MultiTexCoord0.xyzw;
  vec4 tmpvar_53;
  tmpvar_53 = tmpvar_52;
  xlt_v_44.texcoord = tmpvar_53;
  vec4 tmpvar_54;
  tmpvar_54 = gl_MultiTexCoord1.xyzw;
  vec4 tmpvar_55;
  tmpvar_55 = tmpvar_54;
  xlt_v_44.texcoord1 = tmpvar_55;
  vec4 tmpvar_56;
  tmpvar_56 = gl_Color.xyzw;
  vec4 tmpvar_57;
  tmpvar_57 = tmpvar_56;
  xlt_v_44.color = tmpvar_57;
  v2f_surf tmpvar_58;
  tmpvar_58 = vert_surf (xlt_v_44);
  v2f_surf tmpvar_59;
  tmpvar_59 = tmpvar_58;
  xl_retval_45 = tmpvar_59;
  vec4 tmpvar_60;
  tmpvar_60 = xl_retval_45.pos.xyzw;
  vec4 tmpvar_61;
  tmpvar_61 = tmpvar_60;
  gl_Position = tmpvar_61;
  vec4 tmpvar_62;
  tmpvar_62.yzw = vec3(0.0, 0.0, 0.0);
  tmpvar_62.x = xl_retval_45.fog;
  vec4 tmpvar_63;
  tmpvar_63 = tmpvar_62;
  xlv_FOG = tmpvar_63;
  vec4 tmpvar_64;
  tmpvar_64.zw = vec2(0.0, 0.0);
  tmpvar_64.xy = xl_retval_45.hip_pack0.xy;
  vec4 tmpvar_65;
  tmpvar_65 = tmpvar_64;
  gl_TexCoord[0] = tmpvar_65;
  vec4 tmpvar_66;
  tmpvar_66 = xl_retval_45.hip_screen.xyzw;
  vec4 tmpvar_67;
  tmpvar_67 = tmpvar_66;
  gl_TexCoord[1] = tmpvar_67;
}