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Text File  |  1999-06-15  |  733b  |  21 lines
  1. Category: Filter Factory Gallery N
  2. Title: Bulging Edge Plus...
  3. Copyright: Copyright © Sandy Blair
  4. Author: Sandy Blair
  5. Filename: ffn17gal.8bf
  6.  
  7. R:put(sqr((0-x)*(0-x)+(0-y)*(0-y)),0),put(sqr((0-x)*(0-x)+(Y-y)*(Y-y)),1),put(sqr((X-x)*(X-x)+(0-y)*(0-y)),2),put(sqr((X-x)*(X-x)+(Y-y)*(Y-y)),3),put(get(0)+get(1)+get(2)+get(3),4),put(2*sqr(X*X+Y*Y),5),put(X+Y+sqr(X*X+Y*Y),6),put(scl(get(4),get(5),get(6),val(0,-512,512),val(1,-512,512)),8),scl(c,0,255,get(8)<128?0:2*get(8)-255,get(8)<128?2*get(8):255)
  8.  
  9. G:scl(c,0,255,get(8)<128?0:2*get(8)-255,get(8)<128?2*get(8):255)
  10.  
  11. B:scl(c,0,255,get(8)<128?0:2*get(8)-255,get(8)<128?2*get(8):255)
  12.  
  13. A:a
  14.  
  15. ctl[0]: centre shading    
  16. ctl[1]: edge shading    
  17.  
  18. val[0]: 112
  19. val[1]: 254
  20.  
  21.