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Fix of Fan ramp not correct for layer 1 #5893

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This commit is contained in:
Vojtech Bubnik 2021-02-08 12:43:27 +01:00
parent 5449e6c549
commit de32992b49
1 changed files with 7 additions and 5 deletions
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12
src/libslic3r/GCode/CoolingBuffer.cpp
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@ -683,6 +683,13 @@ std::string CoolingBuffer::apply_layer_cooldown(
int min_fan_speed = EXTRUDER_CONFIG(min_fan_speed);
int fan_speed_new = EXTRUDER_CONFIG(fan_always_on) ? min_fan_speed : 0;
int disable_fan_first_layers = EXTRUDER_CONFIG(disable_fan_first_layers);
// Is the fan speed ramp enabled?
int full_fan_speed_layer = EXTRUDER_CONFIG(full_fan_speed_layer);
if (disable_fan_first_layers <= 0 && full_fan_speed_layer > 0) {
// When ramping up fan speed from disable_fan_first_layers to full_fan_speed_layer, force disable_fan_first_layers above zero,
// so there will be a zero fan speed at least at the 1st layer.
disable_fan_first_layers = 1;
}
if (int(layer_id) >= disable_fan_first_layers) {
int max_fan_speed = EXTRUDER_CONFIG(max_fan_speed);
float slowdown_below_layer_time = float(EXTRUDER_CONFIG(slowdown_below_layer_time));
@ -699,11 +706,6 @@ std::string CoolingBuffer::apply_layer_cooldown(
}
}
bridge_fan_speed = EXTRUDER_CONFIG(bridge_fan_speed);
// Is the fan speed ramp enabled?
int full_fan_speed_layer = EXTRUDER_CONFIG(full_fan_speed_layer);
// When ramping up fan speed from disable_fan_first_layers to full_fan_speed_layer, force disable_fan_first_layers above zero,
// so there will be a zero fan speed at least at the 1st layer.
disable_fan_first_layers = std::max(disable_fan_first_layers, 1);
if (int(layer_id) >= disable_fan_first_layers && int(layer_id) + 1 < full_fan_speed_layer) {
// Ramp up the fan speed from disable_fan_first_layers to full_fan_speed_layer.
float factor = float(int(layer_id + 1) - disable_fan_first_layers) / float(full_fan_speed_layer - disable_fan_first_layers);