bgfx/3rdparty/glsl-optimizer/tests/vertex/opt-matrix-transpose-mul-irES.txt

struct v2f_surf {
  highp vec4 pos;
  lowp vec3 lightDir;
  lowp vec3 viewDir;
  lowp vec3 worldN;
};
struct appdata {
  highp vec4 vertex;
  highp vec4 tangent;
  highp vec3 normal;
};
varying lowp vec3 varViewDir;
varying lowp vec3 varLightDir;
varying lowp vec3 varWorldN;
uniform highp vec4 unity_Scale;
uniform lowp vec4 _WorldSpaceLightPos0;
uniform highp vec3 _WorldSpaceCameraPos;
uniform highp mat4 _World2Object;
uniform highp mat4 _Object2World;
attribute vec4 attrTangent;
attribute vec3 attrNormal;
attribute vec4 attrVertex;
uniform mat4 glstate_matrix_mvp;
attribute lowp vec4 _glesColor;
attribute highp vec4 _glesMultiTexCoord1;
attribute highp vec4 _glesMultiTexCoord0;
attribute mediump vec3 _glesNormal;
attribute highp vec4 _glesVertex;
mat3 xll_transpose (
  in mat3 m
)
{
  mat3 tmpvar_1;
  float tmpvar_2;
  tmpvar_2 = m[0][0];
  tmpvar_1[0].x = tmpvar_2;
  float tmpvar_3;
  tmpvar_3 = m[1][0];
  tmpvar_1[0].y = tmpvar_3;
  float tmpvar_4;
  tmpvar_4 = m[2][0];
  tmpvar_1[0].z = tmpvar_4;
  float tmpvar_5;
  tmpvar_5 = m[0][1];
  tmpvar_1[1].x = tmpvar_5;
  float tmpvar_6;
  tmpvar_6 = m[1][1];
  tmpvar_1[1].y = tmpvar_6;
  float tmpvar_7;
  tmpvar_7 = m[2][1];
  tmpvar_1[1].z = tmpvar_7;
  float tmpvar_8;
  tmpvar_8 = m[0][2];
  tmpvar_1[2].x = tmpvar_8;
  float tmpvar_9;
  tmpvar_9 = m[1][2];
  tmpvar_1[2].y = tmpvar_9;
  float tmpvar_10;
  tmpvar_10 = m[2][2];
  tmpvar_1[2].z = tmpvar_10;
  return tmpvar_1;
}

mat3 xll_constructMat3 (
  in mat4 m
)
{
  vec3 tmpvar_1;
  tmpvar_1 = m[0].xyz;
  vec3 tmpvar_2;
  tmpvar_2 = m[1].xyz;
  vec3 tmpvar_3;
  tmpvar_3 = m[2].xyz;
  mat3 tmpvar_4;
  vec3 tmpvar_5;
  tmpvar_5 = tmpvar_1;
  tmpvar_4[0] = tmpvar_5;
  vec3 tmpvar_6;
  tmpvar_6 = tmpvar_2;
  tmpvar_4[1] = tmpvar_6;
  vec3 tmpvar_7;
  tmpvar_7 = tmpvar_3;
  tmpvar_4[2] = tmpvar_7;
  return tmpvar_4;
}

vec3 ObjSpaceViewDir (
  in highp vec4 v
)
{
  highp vec3 objSpaceCameraPos;
  highp vec4 tmpvar_1;
  tmpvar_1.w = 1.0;
  tmpvar_1.xyz = _WorldSpaceCameraPos.xyz.xyz;
  highp vec3 tmpvar_2;
  tmpvar_2 = ((_World2Object * tmpvar_1).xyz * unity_Scale.w);
  objSpaceCameraPos = tmpvar_2;
  return (objSpaceCameraPos - v.xyz);
}

vec3 ObjSpaceLightDir (
  in highp vec4 v
)
{
  highp vec3 objSpaceLightPos;
  highp vec3 tmpvar_1;
  tmpvar_1 = (_World2Object * _WorldSpaceLightPos0).xyz;
  objSpaceLightPos = tmpvar_1;
  return objSpaceLightPos.xyz;
}

v2f_surf vert_surf (
  in appdata v
)
{
  highp vec3 viewDirForLight;
  highp vec3 lightDir;
  highp mat3 rotation;
  highp vec3 binormal;
  highp vec3 worldN;
  v2f_surf o;
  highp vec4 tmpvar_1;
  tmpvar_1 = (glstate_matrix_mvp * v.vertex);
  o.pos = tmpvar_1;
  mat3 tmpvar_2;
  tmpvar_2 = (xll_constructMat3 (_Object2World));
  highp vec3 tmpvar_3;
  tmpvar_3 = (tmpvar_2 * v.normal);
  worldN = tmpvar_3;
  highp vec3 tmpvar_4;
  tmpvar_4 = worldN;
  o.worldN = tmpvar_4;
  highp vec3 tmpvar_5;
  tmpvar_5 = cross (v.normal, v.tangent.xyz);
  highp vec3 tmpvar_6;
  tmpvar_6 = (tmpvar_5 * v.tangent.w);
  binormal = tmpvar_6;
  mat3 tmpvar_7;
  vec3 tmpvar_8;
  tmpvar_8 = v.tangent.xyz;
  tmpvar_7[0] = tmpvar_8;
  vec3 tmpvar_9;
  tmpvar_9 = binormal;
  tmpvar_7[1] = tmpvar_9;
  vec3 tmpvar_10;
  tmpvar_10 = v.normal;
  tmpvar_7[2] = tmpvar_10;
  mat3 tmpvar_11;
  tmpvar_11 = (xll_transpose (tmpvar_7));
  mat3 tmpvar_12;
  tmpvar_12 = (tmpvar_11);
  rotation = (tmpvar_12);
  highp vec3 tmpvar_13;
  tmpvar_13 = ObjSpaceLightDir (v.vertex);
  highp vec3 tmpvar_14;
  tmpvar_14 = (rotation * tmpvar_13);
  lightDir = tmpvar_14;
  highp vec3 tmpvar_15;
  tmpvar_15 = lightDir;
  o.lightDir = tmpvar_15;
  highp vec3 tmpvar_16;
  tmpvar_16 = ObjSpaceViewDir (v.vertex);
  highp vec3 tmpvar_17;
  tmpvar_17 = (rotation * tmpvar_16);
  viewDirForLight = tmpvar_17;
  highp vec3 tmpvar_18;
  tmpvar_18 = normalize (viewDirForLight);
  highp vec3 tmpvar_19;
  tmpvar_19 = normalize ((lightDir + tmpvar_18));
  highp vec3 tmpvar_20;
  tmpvar_20 = tmpvar_19;
  o.viewDir = tmpvar_20;
  return o;
}

void main ()
{
  v2f_surf rv;
  appdata v;
  vec4 tmpvar_1;
  tmpvar_1 = attrVertex;
  v.vertex = tmpvar_1;
  vec4 tmpvar_2;
  tmpvar_2 = attrTangent;
  v.tangent = tmpvar_2;
  vec3 tmpvar_3;
  tmpvar_3 = attrNormal;
  v.normal = tmpvar_3;
  v2f_surf tmpvar_4;
  tmpvar_4 = vert_surf (v);
  v2f_surf tmpvar_5;
  tmpvar_5 = tmpvar_4;
  rv = tmpvar_5;
  highp vec4 tmpvar_6;
  tmpvar_6 = rv.pos;
  gl_Position = tmpvar_6;
  lowp vec3 tmpvar_7;
  tmpvar_7 = rv.worldN;
  varWorldN = tmpvar_7;
  lowp vec3 tmpvar_8;
  tmpvar_8 = rv.lightDir;
  varLightDir = tmpvar_8;
  lowp vec3 tmpvar_9;
  tmpvar_9 = rv.viewDir;
  varViewDir = tmpvar_9;
}