0x90/Marlin
12
0
Fork 0
Code Issues Pull requests Packages Projects Releases Wiki Activity

Avoid int8_t underflow on filament runout (#13895)

Browse source
This commit is contained in:
Tanguy Pruvot 2019-05-07 20:58:10 +02:00 committed by Scott Lahteine
parent 483822f3aa
commit 24e956d168
1 changed files with 5 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
Marlin/src/feature/runout.h
View file

@ -41,6 +41,9 @@
#endif
//#define FILAMENT_RUNOUT_SENSOR_DEBUG
#ifndef FILAMENT_RUNOUT_THRESHOLD
#define FILAMENT_RUNOUT_THRESHOLD 5
#endif
class FilamentMonitorBase {
public:
@ -337,11 +340,11 @@ class FilamentSensorBase {
class RunoutResponseDebounced {
private:
static constexpr int8_t runout_threshold = 5;
static constexpr int8_t runout_threshold = FILAMENT_RUNOUT_THRESHOLD;
static int8_t runout_count;
public:
static inline void reset() { runout_count = runout_threshold; }
static inline void run() { runout_count--; }
static inline void run() { if (runout_count >= 0) runout_count--; }
static inline bool has_run_out() { return runout_count < 0; }
static inline void block_completed(const block_t* const b) { UNUSED(b); }
static inline void filament_present(const uint8_t extruder) { runout_count = runout_threshold; UNUSED(extruder); }