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[2.0.x] Add simultaneous retraction for mixing extruder (#11941)

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Thomas Moore
2018-10-02 00:32:02 -04:00
committed by Scott Lahteine
parent 80f9473fb4
commit ab4549d2bc
58 changed files with 213 additions and 4 deletions
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12
Marlin/src/module/planner.cpp
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@ -2084,7 +2084,17 @@ bool Planner::_populate_block(block_t * const block, bool split_move,
// Calculate and limit speed in mm/sec for each axis
float current_speed[NUM_AXIS], speed_factor = 1.0f; // factor <1 decreases speed
LOOP_XYZE(i) {
const float cs = ABS((current_speed[i] = delta_mm[i] * inverse_secs));
#if ENABLED(MIXING_EXTRUDER)
float delta_mm_i = 0;
if (i == E_AXIS) {
for (uint8_t s = 0; s < MIXING_STEPPERS; s++)
delta_mm_i = MAX(mixing_factor[s] * ABS(delta_mm[i]), delta_mm_i);
}
else delta_mm_i = ABS(delta_mm[i]);
#else
const float delta_mm_i = ABS(delta_mm[i]);
#endif
const float cs = current_speed[i] = delta_mm_i * inverse_secs;
#if ENABLED(DISTINCT_E_FACTORS)
if (i == E_AXIS) i += extruder;
#endif