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Cooling: add per-printer non-zero fan PWM floor and fix N=0 fan ramp override (#13715)

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* Cooling: add per-printer non-zero fan PWM floor and fix N=0 ramp override
* updated parameter naming
This commit is contained in:
Ioannis Giannakas
2026-05-19 09:40:53 +01:00
committed by GitHub
parent 7fc1e109c5
commit 3370e224b2
9 changed files with 61 additions and 18 deletions
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4
src/libslic3r/GCodeWriter.hpp
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@@ -98,7 +98,9 @@ public:
void set_xy_offset(double x, double y) { m_x_offset = x; m_y_offset = y; }
Vec2f get_xy_offset() { return Vec2f{m_x_offset, m_y_offset}; };
// To be called by the CoolingBuffer from another thread.
static std::string set_fan(const GCodeFlavor gcode_flavor, unsigned int speed);
// ORCA: `part_cooling_fan_min_pwm` (0-100, default 0) is a floor applied only when `speed` is non-zero, used to overcome
// PWM start-up thresholds on fans that won't spool below a certain duty cycle. A `speed` of 0 is always honoured.
static std::string set_fan(const GCodeFlavor gcode_flavor, unsigned int speed, unsigned int part_cooling_fan_min_pwm = 0);
// To be called by the main thread. It always emits the G-code, it does not remember the previous state.
// Keeping the state is left to the CoolingBuffer, which runs asynchronously on another thread.
std::string set_fan(unsigned int speed) const;