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Merge pull request #1887 from thinkyhead/cold_extrude

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Break out prevent_dangerous_extrude feature
This commit is contained in:
Scott Lahteine 2015-04-10 16:16:52 -07:00
commit f1a03c5447
1 changed files with 54 additions and 43 deletions
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85
Marlin/Marlin_main.cpp
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@ -547,9 +547,7 @@ void servo_init()
#endif
}
void setup()
{
void setup() {
setup_killpin();
setup_filrunoutpin();
setup_powerhold();
@ -559,15 +557,16 @@ void setup()
// Check startup - does nothing if bootloader sets MCUSR to 0
byte mcu = MCUSR;
if(mcu & 1) SERIAL_ECHOLNPGM(MSG_POWERUP);
if(mcu & 2) SERIAL_ECHOLNPGM(MSG_EXTERNAL_RESET);
if(mcu & 4) SERIAL_ECHOLNPGM(MSG_BROWNOUT_RESET);
if(mcu & 8) SERIAL_ECHOLNPGM(MSG_WATCHDOG_RESET);
if(mcu & 32) SERIAL_ECHOLNPGM(MSG_SOFTWARE_RESET);
MCUSR=0;
if (mcu & 1) SERIAL_ECHOLNPGM(MSG_POWERUP);
if (mcu & 2) SERIAL_ECHOLNPGM(MSG_EXTERNAL_RESET);
if (mcu & 4) SERIAL_ECHOLNPGM(MSG_BROWNOUT_RESET);
if (mcu & 8) SERIAL_ECHOLNPGM(MSG_WATCHDOG_RESET);
if (mcu & 32) SERIAL_ECHOLNPGM(MSG_SOFTWARE_RESET);
MCUSR = 0;
SERIAL_ECHOPGM(MSG_MARLIN);
SERIAL_ECHOLNPGM(STRING_VERSION);
SERIAL_ECHOLNPGM(" " STRING_VERSION);
#ifdef STRING_VERSION_CONFIG_H
#ifdef STRING_CONFIG_H_AUTHOR
SERIAL_ECHO_START;
@ -579,17 +578,16 @@ void setup()
SERIAL_ECHOLNPGM(__DATE__);
#endif // STRING_CONFIG_H_AUTHOR
#endif // STRING_VERSION_CONFIG_H
SERIAL_ECHO_START;
SERIAL_ECHOPGM(MSG_FREE_MEMORY);
SERIAL_ECHO(freeMemory());
SERIAL_ECHOPGM(MSG_PLANNER_BUFFER_BYTES);
SERIAL_ECHOLN((int)sizeof(block_t)*BLOCK_BUFFER_SIZE);
#ifdef SDSUPPORT
for(int8_t i = 0; i < BUFSIZE; i++)
{
fromsd[i] = false;
}
#endif //!SDSUPPORT
for (int8_t i = 0; i < BUFSIZE; i++) fromsd[i] = false;
#endif // !SDSUPPORT
// loads data from EEPROM if available else uses defaults (and resets step acceleration rate)
Config_RetrieveSettings();
@ -601,7 +599,6 @@ void setup()
setup_photpin();
servo_init();
lcd_init();
_delay_ms(1000); // wait 1sec to display the splash screen
@ -612,20 +609,23 @@ void setup()
#ifdef DIGIPOT_I2C
digipot_i2c_init();
#endif
#ifdef Z_PROBE_SLED
#ifdef Z_PROBE_SLED
pinMode(SERVO0_PIN, OUTPUT);
digitalWrite(SERVO0_PIN, LOW); // turn it off
#endif // Z_PROBE_SLED
#endif // Z_PROBE_SLED
setup_homepin();
#ifdef STAT_LED_RED
#ifdef STAT_LED_RED
pinMode(STAT_LED_RED, OUTPUT);
digitalWrite(STAT_LED_RED, LOW); // turn it off
#endif
#ifdef STAT_LED_BLUE
#endif
#ifdef STAT_LED_BLUE
pinMode(STAT_LED_BLUE, OUTPUT);
digitalWrite(STAT_LED_BLUE, LOW); // turn it off
#endif
#endif
}
@ -5447,26 +5447,37 @@ void mesh_plan_buffer_line(float x, float y, float z, const float e, float feed_
}
#endif // MESH_BED_LEVELING
#ifdef PREVENT_DANGEROUS_EXTRUDE
inline float prevent_dangerous_extrude(float &curr_e, float &dest_e) {
float de = dest_e - curr_e;
if (de) {
if (degHotend(active_extruder) < extrude_min_temp) {
curr_e = dest_e; // Behave as if the move really took place, but ignore E part
SERIAL_ECHO_START;
SERIAL_ECHOLNPGM(MSG_ERR_COLD_EXTRUDE_STOP);
return 0;
}
#ifdef PREVENT_LENGTHY_EXTRUDE
if (labs(de) > EXTRUDE_MAXLENGTH) {
curr_e = dest_e; // Behave as if the move really took place, but ignore E part
SERIAL_ECHO_START;
SERIAL_ECHOLNPGM(MSG_ERR_LONG_EXTRUDE_STOP);
return 0;
}
#endif
}
return de;
}
#endif // PREVENT_DANGEROUS_EXTRUDE
void prepare_move() {
clamp_to_software_endstops(destination);
refresh_cmd_timeout();
#ifdef PREVENT_DANGEROUS_EXTRUDE
float de = destination[E_AXIS] - current_position[E_AXIS];
if (de) {
if (degHotend(active_extruder) < extrude_min_temp) {
current_position[E_AXIS] = destination[E_AXIS]; // Behave as if the move really took place, but ignore E part
SERIAL_ECHO_START;
SERIAL_ECHOLNPGM(MSG_ERR_COLD_EXTRUDE_STOP);
}
#ifdef PREVENT_LENGTHY_EXTRUDE
if (labs(de) > EXTRUDE_MAXLENGTH) {
current_position[E_AXIS] = destination[E_AXIS]; // Behave as if the move really took place, but ignore E part
SERIAL_ECHO_START;
SERIAL_ECHOLNPGM(MSG_ERR_LONG_EXTRUDE_STOP);
}
#endif
}
(void)prevent_dangerous_extrude(current_position[E_AXIS], destination[E_AXIS]);
#endif
#ifdef SCARA //for now same as delta-code