shaders/std_alphatest.fs

   1 out vec4 FragColor;
   2
   3 uniform sampler2D uTexGarbage;
   4 uniform sampler2D uTexMain;
   5 uniform vec3 uCamera;
   6 uniform vec4 uPlane;
   7
   8 in vec4 aColour;
   9 in vec2 aUv;
  10 in vec3 aNorm;
  11 in vec3 aCo;
  12 in vec3 aWorldCo;
  13
  14 #include "common_world.glsl"
  15
  16 void main()
  17 {
  18    vec3 vfrag = vec3(0.5,0.5,0.5);
  19    vec4 vsamplemain = texture( uTexMain, aUv );
  20    vec3 qnorm = normalize(aNorm);
  21
  22    if( vsamplemain.a < 0.15 )
  23      discard;
  24
  25    vfrag = vsamplemain.rgb;
  26
  27    if( g_light_preview == 1 )
  28    {
  29       vfrag = vec3(0.5);
  30    }
  31
  32    // Lighting
  33    vec3 halfview = uCamera - aWorldCo;
  34    float fdist = length( halfview );
  35    halfview /= fdist;
  36
  37    vfrag = do_light_diffuse( vfrag, qnorm );
  38    vfrag = do_light_spec( vfrag, qnorm, halfview, 0.1 );
  39    vfrag = do_light_shadowing( vfrag );
  40    vfrag = apply_fog( vfrag, fdist );
  41
  42    FragColor = vec4(vfrag, 1.0);
  43 }