1
0
Fork 0
mirror of https://github.com/betaflight/betaflight.git synced 2025-07-21 15:25:36 +03:00
betaflight/src/main/fc/rc_modes.c
2018-05-21 15:07:36 +12:00

126 lines
3.5 KiB
C

/*
* This file is part of Cleanflight and Betaflight.
*
* Cleanflight and Betaflight are free software. You can redistribute
* this software and/or modify this software under the terms of the
* GNU General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option)
* any later version.
*
* Cleanflight and Betaflight are distributed in the hope that they
* will be useful, but WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this software.
*
* If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdbool.h>
#include <stdint.h>
#include <string.h>
#include "platform.h"
#include "rc_modes.h"
#include "common/bitarray.h"
#include "common/maths.h"
#include "config/feature.h"
#include "pg/pg.h"
#include "pg/pg_ids.h"
#include "fc/config.h"
#include "fc/rc_controls.h"
#include "rx/rx.h"
boxBitmask_t rcModeActivationMask; // one bit per mode defined in boxId_e
static bool modeChangesDisabled = false;
PG_REGISTER_ARRAY(modeActivationCondition_t, MAX_MODE_ACTIVATION_CONDITION_COUNT, modeActivationConditions,
PG_MODE_ACTIVATION_PROFILE, 1);
bool IS_RC_MODE_ACTIVE(boxId_e boxId)
{
return bitArrayGet(&rcModeActivationMask, boxId);
}
void rcModeUpdate(boxBitmask_t *newState)
{
rcModeActivationMask = *newState;
}
void preventModeChanges(void) {
modeChangesDisabled = true;
}
bool isAirmodeActive(void) {
return (IS_RC_MODE_ACTIVE(BOXAIRMODE) || feature(FEATURE_AIRMODE));
}
bool isAntiGravityModeActive(void) {
return (IS_RC_MODE_ACTIVE(BOXANTIGRAVITY) || feature(FEATURE_ANTI_GRAVITY));
}
bool isRangeActive(uint8_t auxChannelIndex, const channelRange_t *range) {
if (!IS_RANGE_USABLE(range)) {
return false;
}
const uint16_t channelValue = constrain(rcData[auxChannelIndex + NON_AUX_CHANNEL_COUNT], CHANNEL_RANGE_MIN, CHANNEL_RANGE_MAX - 1);
return (channelValue >= 900 + (range->startStep * 25) &&
channelValue < 900 + (range->endStep * 25));
}
void updateActivatedModes(void)
{
boxBitmask_t newMask, andMask;
memset(&andMask, 0, sizeof(andMask));
if (!modeChangesDisabled) {
memset(&newMask, 0, sizeof(newMask));
} else {
memcpy(&newMask, &rcModeActivationMask, sizeof(newMask));
}
// determine which conditions set/clear the mode
for (int i = 0; i < MAX_MODE_ACTIVATION_CONDITION_COUNT; i++) {
const modeActivationCondition_t *mac = modeActivationConditions(i);
boxId_e mode = mac->modeId;
if (modeChangesDisabled && mode != BOXBEEPERON) {
continue;
}
if (mode < CHECKBOX_ITEM_COUNT) {
bool bAnd = (mac->modeLogic == MODELOGIC_AND) || bitArrayGet(&andMask, mode);
bool bAct = isRangeActive(mac->auxChannelIndex, &mac->range);
if (bAnd)
bitArraySet(&andMask, mode);
if (bAnd != bAct)
bitArraySet(&newMask, mode);
}
}
bitArrayXor(&newMask, sizeof(&newMask), &newMask, &andMask);
rcModeUpdate(&newMask);
}
bool isModeActivationConditionPresent(boxId_e modeId)
{
for (int i = 0; i < MAX_MODE_ACTIVATION_CONDITION_COUNT; i++) {
const modeActivationCondition_t *mac = modeActivationConditions(i);
if (mac->modeId == modeId && IS_RANGE_USABLE(&mac->range)) {
return true;
}
}
return false;
}