shaders/scene_vertex_blend.fs

   1 uniform sampler2D uTexGarbage;
   2 uniform sampler2D uTexGradients;
   3 uniform vec3 uCamera;
   4 uniform vec3 uBoard0;
   5 uniform vec3 uBoard1;
   6
   7 #include "common_scene.glsl"
   8 #include "motion_vectors_fs.glsl"
   9
  10 void main()
  11 {
  12    compute_motion_vectors();
  13
  14    vec3 vfrag = vec3(0.5,0.5,0.5);
  15
  16    // ws modulation
  17    vec4 wgarbage = vec4(0.5,0.5,0.5,1.0);
  18
  19    // Creating normal patches
  20    vec3 modnorm = (wgarbage.rgb-0.4) * 1.4;
  21    vec3 qnorm = normalize(floor(aNorm.xyz*4.0+modnorm)*0.25);
  22    qnorm += vec3(0.001,0.0,0.0);
  23
  24    vec3 tangent0 = normalize(cross(qnorm,vec3(0.0,1.0,0.0)));
  25    vec3 tangent1 = cross(qnorm,tangent0);
  26    vec2 uvdiffuse = vec2( dot(tangent0,aCo), dot(tangent1,aCo) ) * 0.160;
  27
  28    // Patch local noise
  29    vec4 rgarbage = texture( uTexGarbage, uvdiffuse );
  30
  31    // Colour blending
  32    float fblendclip = step(0.380,aNorm.w + (rgarbage.r-0.5)*-1.740)*0.320;
  33    vec2 uvgradients = aUv + vec2( fblendclip, 0.0 );
  34
  35    vfrag = texture( uTexGradients, uvgradients ).rgb;
  36    vfrag -= rgarbage.a*0.04;
  37
  38    if( g_light_preview == 1 )
  39    {
  40       vfrag = vec3(0.5);
  41    }
  42
  43    vfrag = scene_do_lighting( vfrag, qnorm );
  44    oColour = vec4(vfrag, 1.0);
  45 }