beaconBlockEntityTickSnippet

      for(n = 0; n < 10 && blockPos2.getY() <= l; ++n) {
         BlockState blockState = this.world.getBlockState(blockPos2);
         Block block = blockState.getBlock();
         if (block instanceof Stainable) {
            float[] fs = ((Stainable)block).getColor().getColorComponents();
            if (this.field_19178.size() <= 1) {
               beamSegment = new BeaconBlockEntity.BeamSegment(fs);
               this.field_19178.add(beamSegment);
            } else if (beamSegment != null) {
               if (Arrays.equals(fs, beamSegment.color)) {
                  beamSegment.increaseHeight();
               } else {
                  beamSegment = new BeaconBlockEntity.BeamSegment(new float[]{(beamSegment.color[0] + fs[0]) / 2.0F, (beamSegment.color[1] + fs[1]) / 2.0F, (beamSegment.color[2] + fs[2]) / 2.0F});
                  this.field_19178.add(beamSegment);
               }
            }
         } else {
            if (beamSegment == null || blockState.getOpacity(this.world, blockPos2) >= 15 && block != Blocks.BEDROCK) {
               this.field_19178.clear();
               this.field_19179 = l;
               break;
            }

            beamSegment.increaseHeight();
         }

         blockPos2 = blockPos2.up();
         ++this.field_19179;
      }