#include "shader_vars.h"

namespace shader {

  struct vin vin;

  varying_3f vin::vertex_3f  ("gl_Vertex");
  varying_4f vin::vertex_4f  ("gl_Vertex");
  varying_3f vin::normal_3f  ("gl_Normal");
  varying_3f vin::color_3f   ("gl_Color");
  varying_4f vin::color_4f   ("gl_Color");
  varying_3f vin::secondary_color_3f ("gl_SecondaryColor");
  varying_4f vin::secondary_color_4f ("gl_SecondaryColor");
  varying_1f vin::tex_coord_1f[8] =
    {
      varying_1f ("gl_TexCoord[0]"), varying_1f ("gl_TexCoord[1]"), varying_1f ("gl_TexCoord[2]"), varying_1f ("gl_TexCoord[3]"),
      varying_1f ("gl_TexCoord[4]"), varying_1f ("gl_TexCoord[5]"), varying_1f ("gl_TexCoord[6]"), varying_1f ("gl_TexCoord[7]"),
    };
  varying_2f vin::tex_coord_2f[8] =
    {
      varying_2f ("gl_TexCoord[0]"), varying_2f ("gl_TexCoord[1]"), varying_2f ("gl_TexCoord[2]"), varying_2f ("gl_TexCoord[3]"),
      varying_2f ("gl_TexCoord[4]"), varying_2f ("gl_TexCoord[5]"), varying_2f ("gl_TexCoord[6]"), varying_2f ("gl_TexCoord[7]"),
    };
  varying_3f vin::tex_coord_3f[8] =
    {
      varying_3f ("gl_TexCoord[0]"), varying_3f ("gl_TexCoord[1]"), varying_3f ("gl_TexCoord[2]"), varying_3f ("gl_TexCoord[3]"),
      varying_3f ("gl_TexCoord[4]"), varying_3f ("gl_TexCoord[5]"), varying_3f ("gl_TexCoord[6]"), varying_3f ("gl_TexCoord[7]"),
    };
  varying_4f vin::tex_coord_4f[8] =
    {
      varying_4f ("gl_TexCoord[0]"), varying_4f ("gl_TexCoord[1]"), varying_4f ("gl_TexCoord[2]"), varying_4f ("gl_TexCoord[3]"),
      varying_4f ("gl_TexCoord[4]"), varying_4f ("gl_TexCoord[5]"), varying_4f ("gl_TexCoord[6]"), varying_4f ("gl_TexCoord[7]"),
    };

  glvar const vin::vertex ("gl_Vertex");
  glvar const vin::normal ("gl_Normal");
  glvar const vin::color  ("gl_Color");
  glvar const vin::secondary_color ("gl_SecondaryColor");
  glvar const vin::tex_coord[8] =
    {
      glvar ("gl_MultiTexCoord0"), glvar ("gl_MultiTexCoord1"), glvar ("gl_MultiTexCoord2"), glvar ("gl_MultiTexCoord3"),
      glvar ("gl_MultiTexCoord4"), glvar ("gl_MultiTexCoord5"), glvar ("gl_MultiTexCoord6"), glvar ("gl_MultiTexCoord7"),
    };
  glvar const vin::fog_coord ("gl_FogCoord");

  struct vout vout;

  glvar const vout::position    ("gl_Position");
  glvar const vout::point_size  ("gl_PointSize");
  glvar const vout::clip_vertex ("gl_ClipVertex");
  glvar const vout::front_color ("gl_FontColor");
  glvar const vout::back_color  ("gl_BackColor");
  glvar const vout::front_secondary_color ("gl_FrontSecondaryColor");
  glvar const vout::back_secondary_color ("gl_BackSecondaryColor");
  glvar const vout::tex_coord[8] =
    {
      glvar ("gl_TexCoord[0]"), glvar ("gl_TexCoord[1]"), glvar ("gl_TexCoord[2]"), glvar ("gl_TexCoord[3]"),
      glvar ("gl_TexCoord[4]"), glvar ("gl_TexCoord[5]"), glvar ("gl_TexCoord[6]"), glvar ("gl_TexCoord[7]"),
    };
  glvar const vout::fog_frag_coord ("gl_FogFragCoord");

  struct fin fin;

  glvar const fin::frag_coord      ("gl_FragCoord");
  glvar const fin::front_facing    ("gl_FrontFacing");
  glvar const fin::color           ("gl_Color");
  glvar const fin::secondary_color ("gl_SecondaryColor");
  glvar const fin::tex_coord[8] =
    {
      glvar ("gl_TexCoord[0]"), glvar ("gl_TexCoord[1]"), glvar ("gl_TexCoord[2]"), glvar ("gl_TexCoord[3]"),
      glvar ("gl_TexCoord[4]"), glvar ("gl_TexCoord[5]"), glvar ("gl_TexCoord[6]"), glvar ("gl_TexCoord[7]"),
    };
  glvar const fin::fog_frag_coord  ("gl_FogFragCoord");

  struct fout fout;

  glvar const fout::frag_color     ("gl_FragColor");
  glvar const fout::frag_depth     ("gl_FragDepth");
  glvar const fout::frag_data[2] = { glvar ("gl_FragData[0]"), glvar ("gl_FragData[1]") };

  glvar gl::model_view_matrix ("gl_ModelViewMatrix"),
        gl::projection_matrix ("gl_ProjectionMatrix"),
        gl::model_view_projection_matrix ("gl_ModelViewProjectionMatrix"),
        gl::texture_matrix[8] =
          {
            glvar ("gl_TextureMatrix[0]"), glvar ("gl_TextureMatrix[1]"),
            glvar ("gl_TextureMatrix[2]"), glvar ("gl_TextureMatrix[3]"),
            glvar ("gl_TextureMatrix[4]"), glvar ("gl_TextureMatrix[5]"),
            glvar ("gl_TextureMatrix[6]"), glvar ("gl_TextureMatrix[7]"),
          };
  glvar gl::model_view_matrix_inverse ("gl_ModelViewMatrixInverse"),
        gl::projection_matrix_inverse ("gl_ProjectionMatrixInverse"),
        gl::model_view_projection_matrix_inverse ("gl_ModelViewProjectionMatrixInverse"),
        gl::texture_matrix_inverse[8] =
          {
            glvar ("gl_TextureMatrixInverse[0]"), glvar ("gl_TextureMatrixInverse[1]"),
            glvar ("gl_TextureMatrixInverse[2]"), glvar ("gl_TextureMatrixInverse[3]"),
            glvar ("gl_TextureMatrixInverse[4]"), glvar ("gl_TextureMatrixInverse[5]"),
            glvar ("gl_TextureMatrixInverse[6]"), glvar ("gl_TextureMatrixInverse[7]"),
          };
  glvar gl::model_view_matrix_transpose ("gl_ModelViewMatrixTranspose"),
        gl::projection_matrix_transpose ("gl_ProjectionMatrixTranspose"),
        gl::model_view_projection_matrix_transpose ("gl_ModelViewProjectionMatrixTranspose"),
        gl::texture_matrix_transpose[8] =
          {
            glvar ("gl_TextureMatrixTranspose[0]"), glvar ("gl_TextureMatrixTranspose[1]"),
            glvar ("gl_TextureMatrixTranspose[2]"), glvar ("gl_TextureMatrixTranspose[3]"),
            glvar ("gl_TextureMatrixTranspose[4]"), glvar ("gl_TextureMatrixTranspose[5]"),
            glvar ("gl_TextureMatrixTranspose[6]"), glvar ("gl_TextureMatrixTranspose[7]"),
          };
  glvar gl::model_view_matrix_inverse_transpose ("gl_ModelViewMatrixInverseTranspose"),
        gl::projection_matrix_inverse_transpose ("gl_ProjectionMatrixInverseTranspose"),
        gl::model_view_projection_matrix_inverse_transpose ("gl_ModelViewProjectionMatrixInverseTranspose"),
        gl::texture_matrix_inverse_transpose[8] =
          {
            glvar ("gl_TextureMatrixInverseTranspose[0]"), glvar ("gl_TextureMatrixInverseTranspose[1]"),
            glvar ("gl_TextureMatrixInverseTranspose[2]"), glvar ("gl_TextureMatrixInverseTranspose[3]"),
            glvar ("gl_TextureMatrixInverseTranspose[4]"), glvar ("gl_TextureMatrixInverseTranspose[5]"),
            glvar ("gl_TextureMatrixInverseTranspose[6]"), glvar ("gl_TextureMatrixInverseTranspose[7]"),
          };

  glvar gl::normal_matrix            ("gl_NormalMatrix");

  glvar gl::normal_scale             ("gl_NormalScale");
  glvar gl::depth_range_near         ("gl_DepthRange.near"),
        gl::depth_range_far          ("gl_DepthRange.far"),
        gl::depth_range_diff         ("gl_DepthRange.diff");

  glvar gl::clip_plane[2] = { glvar ("gl_ClipPlane[0]"), glvar ("gl_ClipPlane[1]") };

  glvar gl::front_material_emission  ("gl_FrontMaterialEmission"),
        gl::front_material_ambient   ("gl_FrontMaterialAmbient"),
        gl::front_material_diffuse   ("gl_FrontMaterialDiffuse"),
        gl::front_material_specular  ("gl_FrontMaterialSpecular"),
        gl::front_material_shininess ("gl_FrontMaterialShininess");
  glvar gl::back_material_emission   ("gl_BackMaterialEmission"),
        gl::back_material_ambient    ("gl_BackMaterialAmbient"),
        gl::back_material_diffuse    ("gl_BackMaterialDiffuse"),
        gl::back_material_specular   ("gl_BackMaterialSpecular"),
        gl::back_material_shininess  ("gl_BackMaterialShininess");

  glvar gl::light_model_ambient      ("gl_LightModel.ambient");
  glvar gl::front_light_model_product_scene_color ("gl_FrontLightModelProduct.sceneColor");
  glvar gl::back_light_model_product_scene_color  ("gl_BackLightModelProduct.sceneColor");

}