#undef DEBUG
+#define COMPILE_TIME_ASSERT(x) \
+ do { typedef int compile_time_assertion [(x)?1:-1]; } while (0)
+
/* Turn on debugging depending on what type of release this is
*/
#if (((PIXMAN_VERSION_MICRO % 2) == 0) && ((PIXMAN_VERSION_MINOR % 2) == 1))
uint32_t dst_flags)
{
pixman_bool_t is_source_opaque, is_dest_opaque;
- int opaqueness;
- is_source_opaque = ((src_flags & mask_flags) & FAST_PATH_IS_OPAQUE) != 0;
- is_dest_opaque = (dst_flags & FAST_PATH_IS_OPAQUE) != 0;
+#define OPAQUE_SHIFT 13
+
+ COMPILE_TIME_ASSERT (FAST_PATH_IS_OPAQUE == (1 << OPAQUE_SHIFT));
+
+ is_dest_opaque = (dst_flags & FAST_PATH_IS_OPAQUE);
+ is_source_opaque = ((src_flags & mask_flags) & FAST_PATH_IS_OPAQUE);
- opaqueness = ((is_dest_opaque << 1) | is_source_opaque);
+ is_dest_opaque >>= OPAQUE_SHIFT - 1;
+ is_source_opaque >>= OPAQUE_SHIFT;
- return operator_table[op].opaque_info[opaqueness];
+ return operator_table[op].opaque_info[is_dest_opaque | is_source_opaque];
}
static void