Mirror/ardupilot
5
0
Fork 0
mirror of https://github.com/ArduPilot/ardupilot synced 2025-02-22 07:44:03 -04:00
Code Issues Packages Projects Releases Wiki Activity

AP_Common: constify bitmask

Browse Source
This commit is contained in:
Randy Mackay 2017-08-31 14:59:16 +09:00
parent e6328c350d
commit 963c9c93fe
1 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
libraries/AP_Common/Bitmask.h
View File

@ -57,14 +57,14 @@ public:
}
// return true if given bitnumber is set
bool get(uint16_t bit) {
bool get(uint16_t bit) const {
uint16_t word = bit/32;
uint8_t ofs = bit & 0x1f;
return (bits[word] & (1U << ofs)) != 0;
}
// return true if all bits are clear
bool empty(void) {
bool empty(void) const {
for (uint16_t i=0; i<numwords; i++) {
if (bits[i] != 0) {
return false;
@ -74,7 +74,7 @@ public:
}
// return number of bits set
uint16_t count() {
uint16_t count() const {
uint16_t sum = 0;
for (uint16_t i=0; i<numwords; i++) {
if (sizeof(bits[i]) <= sizeof(int)) {
@ -89,7 +89,7 @@ public:
}
// return number of bits available (may be slightly larger than number requested in constructor)
uint16_t size() {
uint16_t size() const {
return numwords * 32;
}