shaders/viewchar.fs

   1 out vec4 FragColor;
   2
   3 uniform sampler2D uTexMain;
   4 uniform vec3 uCamera;
   5
   6 in vec4 aColour;
   7 in vec2 aUv;
   8 in vec3 aNorm;
   9 in vec3 aCo;
  10 in vec3 aWorldCo;
  11
  12 #include "common_world.glsl"
  13
  14 void main()
  15 {
  16    vec3 vfrag = texture( uTexMain, aUv ).rgb;
  17
  18    // Lighting
  19    vec3 halfview = uCamera - aWorldCo;
  20    float fdist = length( halfview );
  21    halfview /= fdist;
  22
  23    vec3 qnorm = normalize(floor(aNorm*2.0)*0.5) + vec3(0.001,0.0,0.0);
  24
  25    vfrag = do_light_diffuse( vfrag, qnorm );
  26    vfrag = do_light_spec( vfrag, qnorm, halfview, 0.1 );
  27    vfrag = do_light_shadowing( vfrag );
  28    vfrag = apply_fog( vfrag, fdist );
  29
  30    float opacity = clamp( fdist, 0.1, 1.0 );
  31
  32    FragColor = vec4(vfrag,opacity);
  33 }