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Wrangle feed rate variables #4319

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merged 4 commits into from
Jul 17, 2016
Merged

Wrangle feed rate variables #4319

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93ba5bd
Append units to feedrate variables
thinkyhead Jul 16, 2016
9f9fe04
Apply sq macro throughout
thinkyhead Jul 16, 2016
3d78b8f
Use HYPOT macro instead of hypot function
thinkyhead Jul 16, 2016
f38553b
fix a debug message
thinkyhead Jul 16, 2016
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14 changes: 12 additions & 2 deletions Marlin/Marlin.h
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Original file line number Diff line number Diff line change
Expand Up @@ -296,8 +296,18 @@ inline void refresh_cmd_timeout() { previous_cmd_ms = millis(); }
#define CRITICAL_SECTION_END SREG = _sreg;
#endif

/**
* Feedrate scaling and conversion
*/
extern int feedrate_percentage;

#define MMM_TO_MMS(MM_M) ((MM_M)/60.0)
#define MMS_TO_MMM(MM_S) ((MM_S)*60.0)
#define MMM_SCALED(MM_M) ((MM_M)*feedrate_percentage/100.0)
#define MMS_SCALED(MM_S) MMM_SCALED(MM_S)
#define MMM_TO_MMS_SCALED(MM_M) (MMS_SCALED(MMM_TO_MMS(MM_M)))

extern bool axis_relative_modes[];
extern int feedrate_multiplier;
extern bool volumetric_enabled;
extern int extruder_multiplier[EXTRUDERS]; // sets extrude multiply factor (in percent) for each extruder individually
extern float filament_size[EXTRUDERS]; // cross-sectional area of filament (in millimeters), typically around 1.75 or 2.85, 0 disables the volumetric calculations for the extruder.
Expand Down Expand Up @@ -385,7 +395,7 @@ float code_value_temp_diff();
extern bool autoretract_enabled;
extern bool retracted[EXTRUDERS]; // extruder[n].retracted
extern float retract_length, retract_length_swap, retract_feedrate_mm_s, retract_zlift;
extern float retract_recover_length, retract_recover_length_swap, retract_recover_feedrate;
extern float retract_recover_length, retract_recover_length_swap, retract_recover_feedrate_mm_s;
#endif

// Print job timer
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