shaders/scoretext.vs

   1 #include "vertex_standard.glsl"
   2 #include "motion_vectors_vs.glsl"
   3
   4 uniform mat4x3 uMdl;
   5 uniform mat4 uPv;
   6 uniform mat4 uPvmPrev;
   7
   8 uniform vec3 uInfo;
   9
  10 out vec4 aColour;
  11 out vec2 aUv;
  12 out vec3 aNorm;
  13 out vec3 aCo;
  14 out vec3 aWorldCo;
  15
  16 void main()
  17 {
  18    float w = (a_colour.g * 8.0)-5.5 + fract(uInfo.z+0.5);
  19    float c = -cos(w*0.2);
  20    float s = -sin(w*0.2);
  21    float r = 0.2;
  22
  23    float w1 = clamp( w*4.0 - a_co.y*10.0, -1.0, 1.0 ) * (3.14159265*0.5);
  24    float c1 = cos(w1);
  25    float s1 = sin(w1);
  26
  27    float yoff = step(0.01,fract(uInfo.z))*-0.5;
  28
  29    mat4x3 mlocal;
  30    mlocal[0] = vec3(c1, s1,0.0);
  31    mlocal[1] = vec3(-s1,c1,0.0);
  32    mlocal[2] = vec3(0.0,0.0,1.0);
  33    mlocal[3] = vec3(c*r,uInfo.y*0.875 + s*r,uInfo.x*0.5);
  34
  35    vec3 local_pos = mlocal * vec4( a_co, 1.0 );
  36    vec3 world_pos = uMdl * vec4( local_pos, 1.0 );
  37
  38    vec4 vproj0 = uPv      * vec4( world_pos, 1.0 );
  39    vec4 vproj1 = uPvmPrev * vec4( local_pos, 1.0 );
  40
  41    // Output
  42    vs_motion_out( vproj0, vproj1 );
  43
  44    gl_Position = vproj0;
  45    aColour = a_colour;
  46    aUv = a_uv + vec2( floor(uInfo.z+0.5)*(1.0/64.0), yoff );
  47    aNorm = mat3(uMdl) * mat3(mlocal) * a_norm;
  48    aCo = a_co;
  49    aWorldCo = world_pos;
  50 }