1372 #define BLEND_MODE(name)                       \  macro
1386 BLEND_MODE(clear)    { return 0; }  in BLEND_MODE()  function
1387 BLEND_MODE(srcatop)  { return s*da + d*inv(sa); }  in BLEND_MODE()  function
1388 BLEND_MODE(dstatop)  { return d*sa + s*inv(da); }  in BLEND_MODE()  function
1389 BLEND_MODE(srcin)    { return s * da; }  in BLEND_MODE()  function
1390 BLEND_MODE(dstin)    { return d * sa; }  in BLEND_MODE()  function
1391 BLEND_MODE(srcout)   { return s * inv(da); }  in BLEND_MODE()  function
1392 BLEND_MODE(dstout)   { return d * inv(sa); }  in BLEND_MODE()  function
1393 BLEND_MODE(srcover)  { return mad(d, inv(sa), s); }  in BLEND_MODE()  function
1394 BLEND_MODE(dstover)  { return mad(s, inv(da), d); }  in BLEND_MODE()  function
1396 BLEND_MODE(modulate) { return s*d; }  in BLEND_MODE()  function
1397 BLEND_MODE(multiply) { return s*inv(da) + d*inv(sa) + s*d; }  in BLEND_MODE()  function
1398 BLEND_MODE(plus_)    { return min(s + d, 1.0f); }  // We can clamp to either 1 or sa.  in BLEND_MODE()  function
1399 BLEND_MODE(screen)   { return s + d - s*d; }  in BLEND_MODE()  function
1400 BLEND_MODE(xor_)     { return s*inv(da) + d*inv(sa); }  in BLEND_MODE()  function
1401 #undef BLEND_MODE
1404 #define BLEND_MODE(name)                       \  macro
1414 BLEND_MODE(darken)     { return s + d -     max(s*da, d*sa) ; }  in BLEND_MODE()  function
1415 BLEND_MODE(lighten)    { return s + d -     min(s*da, d*sa) ; }  in BLEND_MODE()  function
1416 BLEND_MODE(difference) { return s + d - two(min(s*da, d*sa)); }  in BLEND_MODE()  function
1417 BLEND_MODE(exclusion)  { return s + d - two(s*d); }  in BLEND_MODE()  function
1419 BLEND_MODE(colorburn) {  in BLEND_MODE()  function
1424 BLEND_MODE(colordodge) {  in BLEND_MODE()  function
1429 BLEND_MODE(hardlight) {  in BLEND_MODE()  function
1433 BLEND_MODE(overlay) {  in BLEND_MODE()  function
1438 BLEND_MODE(softlight) {  in BLEND_MODE()  function
1457 #undef BLEND_MODE
3294 #define BLEND_MODE(name)                                 \
3304     BLEND_MODE(clear)    { return 0; }
3305     BLEND_MODE(srcatop)  { return div255( s*da + d*inv(sa) ); }
3306     BLEND_MODE(dstatop)  { return div255( d*sa + s*inv(da) ); }
3307     BLEND_MODE(srcin)    { return div255( s*da ); }
3308     BLEND_MODE(dstin)    { return div255( d*sa ); }
3309     BLEND_MODE(srcout)   { return div255( s*inv(da) ); }
3310     BLEND_MODE(dstout)   { return div255( d*inv(sa) ); }
3311     BLEND_MODE(srcover)  { return s + div255( d*inv(sa) ); }
3312     BLEND_MODE(dstover)  { return d + div255( s*inv(da) ); }
3313     BLEND_MODE(modulate) { return div255( s*d ); }
3314     BLEND_MODE(multiply) { return div255( s*inv(da) + d*inv(sa) + s*d ); }
3315     BLEND_MODE(plus_)    { return min(s+d, 255); }
3316     BLEND_MODE(screen)   { return s + d - div255( s*d ); }
3317     BLEND_MODE(xor_)     { return div255( s*inv(da) + d*inv(sa) ); }
3318 #undef BLEND_MODE
3321 #define BLEND_MODE(name)                                 \
3331     BLEND_MODE(darken)     { return s + d -   div255( max(s*da, d*sa) ); }
3332     BLEND_MODE(lighten)    { return s + d -   div255( min(s*da, d*sa) ); }
3333     BLEND_MODE(difference) { return s + d - 2*div255( min(s*da, d*sa) ); }
3334     BLEND_MODE(exclusion)  { return s + d - 2*div255( s*d ); }
3336     BLEND_MODE(hardlight) {
3340     BLEND_MODE(overlay) {
3344 #undef BLEND_MODE