Lines Matching refs:abits
146 int rbits, bbits, gbits, abits;
157 abits = PICT_FORMAT_A(format);
174 *pixel |= (alpha >> (16 - abits)) << ashift;
187 int rbits, bbits, gbits, abits;
196 abits = PICT_FORMAT_A(format);
228 if (abits) {
229 *alpha = ((pixel >> ashift ) & ((1 << abits) - 1)) << (16 - abits);
230 while (abits < 16) {
231 *alpha |= *alpha >> abits;
232 abits <<= 1;