diff options
Diffstat (limited to 'src/common')
| -rw-r--r-- | src/common/timer.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/src/common/timer.c b/src/common/timer.c index 882ddd705..84380c9f9 100644 --- a/src/common/timer.c +++ b/src/common/timer.c @@ -4,6 +4,7 @@ #include "../common/cbasetypes.h" #include "../common/malloc.h" #include "../common/showmsg.h" +#include "../common/db.h" #include "timer.h" #include <stdio.h> @@ -145,6 +146,7 @@ unsigned int gettick(void) * CORE : Timer Heap *--------------------------------------*/ +// root at index 0 #define BHEAP_PARENT(pos) ( ((pos) - 1)/2 ) #define BHEAP_LEFT(pos) ( (pos)*2 + 1 ) #define BHEAP_RIGHT(pos) ( (pos)*2 + 2 ) @@ -166,7 +168,7 @@ void push_timer_heap(int tid) memset(timer_heap + (timer_heap_max - 256), 0, sizeof(int)*256); } - // add the timer + // add the timer at the end pos = timer_heap_num++; timer_heap[pos] = tid; // restore binary heap properties @@ -187,6 +189,10 @@ bool pop_timer_heap(int tid) int pos; // find the timer +#if 1 + // trying a simple array search + ARR_FIND(0, timer_heap_num, pos, timer_heap[pos] == tid); +#else pos = 0; while( pos < timer_heap_num ) {// search in the order current-left-right @@ -220,10 +226,11 @@ bool pop_timer_heap(int tid) } pos = right; } +#endif if( pos >= timer_heap_num ) return false;// not found - // remove timer + // remove timer (replace with last one) timer_heap[pos] = timer_heap[--timer_heap_num]; // restore binary heap properties while( pos < timer_heap_num ) @@ -231,9 +238,9 @@ bool pop_timer_heap(int tid) int left = BHEAP_LEFT(pos); int right = BHEAP_RIGHT(pos); if( left < timer_heap_num && DIFF_TICK(timer_data[timer_heap[pos]].tick, timer_data[timer_heap[left]].tick) > 0 ) - { + {// left exists and has smaller tick if( right < timer_heap_num && DIFF_TICK(timer_data[timer_heap[left]].tick, timer_data[timer_heap[right]].tick) > 0 ) - { + {// right exists and has even smaller tick swap(timer_heap[pos], timer_heap[right]); pos = right; } @@ -244,7 +251,7 @@ bool pop_timer_heap(int tid) } } else if( right < timer_heap_num && DIFF_TICK(timer_data[timer_heap[pos]].tick, timer_data[timer_heap[right]].tick) > 0 ) - { + {// right exists and has smaller tick swap(timer_heap[pos], timer_heap[right]); pos = right; } @@ -429,6 +436,8 @@ int delete_timer(int tid, TimerFunc func) timer_data[tid].type = TIMER_FORCE_REMOVE|TIMER_REMOVE_HEAP; else if( pop_timer_heap(tid) ) release_timer(tid); + else if( (timer_data[tid].type|TIMER_REMOVE_HEAP) == 0 ) + ShowDebug("delete_timer: failed to remove timer %d (%08x(%s), type=%d)\n", tid, (int)func, search_timer_func_list(func), timer_data[tid].type); return 0; } @@ -474,7 +483,7 @@ int do_timer(unsigned int tick) // process all timers one by one while( timer_heap_num ) { - int tid = timer_heap[0]; // first element in heap (=>smallest) + int tid = timer_heap[0]; // first element in heap (smallest tick) diff = DIFF_TICK(timer_data[tid].tick, tick); if( diff > 0 ) |