Lines Matching refs:abits
148 int rbits, bbits, gbits, abits;
160 abits = PICT_FORMAT_A(pFormat->format);
170 *pixel |= (alpha >> (16 - abits)) << ashift;
183 int rbits, bbits, gbits, abits;
192 abits = PICT_FORMAT_A(format);
235 if (abits) {
236 *alpha = ((pixel >> ashift) & ((1 << abits) - 1)) << (16 - abits);
237 while (abits < 16) {
238 *alpha |= *alpha >> abits;
239 abits <<= 1;