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Merge pull request #1603 from thinkyhead/issue_1523_compiler_error

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Simplify manage_heater
This commit is contained in:
Scott Lahteine 2015-03-14 05:20:18 -07:00
commit 901c3c5392
1 changed files with 98 additions and 94 deletions
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192
Marlin/temperature.cpp
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@ -75,6 +75,10 @@
//============================= public variables ============================ //============================= public variables ============================
//=========================================================================== //===========================================================================
#ifdef K1 // Defined in Configuration.h in the PID settings
#define K2 (1.0-K1)
#endif
// Sampling period of the temperature routine // Sampling period of the temperature routine
#ifdef PID_dT #ifdef PID_dT
#undef PID_dT #undef PID_dT
@ -127,8 +131,6 @@ static volatile bool temp_meas_ready = false;
static float pid_error[EXTRUDERS]; static float pid_error[EXTRUDERS];
static float temp_iState_min[EXTRUDERS]; static float temp_iState_min[EXTRUDERS];
static float temp_iState_max[EXTRUDERS]; static float temp_iState_max[EXTRUDERS];
// static float pid_input[EXTRUDERS];
// static float pid_output[EXTRUDERS];
static bool pid_reset[EXTRUDERS]; static bool pid_reset[EXTRUDERS];
#endif //PIDTEMP #endif //PIDTEMP
#ifdef PIDTEMPBED #ifdef PIDTEMPBED
@ -546,12 +548,102 @@ void bed_max_temp_error(void) {
_temp_error(-1, MSG_MAXTEMP_BED_OFF, MSG_ERR_MAXTEMP_BED); _temp_error(-1, MSG_MAXTEMP_BED_OFF, MSG_ERR_MAXTEMP_BED);
} }
float get_pid_output(int e) {
float pid_output;
#ifdef PIDTEMP
#ifndef PID_OPENLOOP
pid_error[e] = target_temperature[e] - current_temperature[e];
if (pid_error[e] > PID_FUNCTIONAL_RANGE) {
pid_output = BANG_MAX;
pid_reset[e] = true;
}
else if (pid_error[e] < -PID_FUNCTIONAL_RANGE || target_temperature[e] == 0) {
pid_output = 0;
pid_reset[e] = true;
}
else {
if (pid_reset[e]) {
temp_iState[e] = 0.0;
pid_reset[e] = false;
}
pTerm[e] = PID_PARAM(Kp,e) * pid_error[e];
temp_iState[e] += pid_error[e];
temp_iState[e] = constrain(temp_iState[e], temp_iState_min[e], temp_iState_max[e]);
iTerm[e] = PID_PARAM(Ki,e) * temp_iState[e];
dTerm[e] = K2 * PID_PARAM(Kd,e) * (current_temperature[e] - temp_dState[e]) + K1 * dTerm[e];
pid_output = pTerm[e] + iTerm[e] - dTerm[e];
if (pid_output > PID_MAX) {
if (pid_error[e] > 0) temp_iState[e] -= pid_error[e]; // conditional un-integration
pid_output = PID_MAX;
}
else if (pid_output < 0) {
if (pid_error[e] < 0) temp_iState[e] -= pid_error[e]; // conditional un-integration
pid_output = 0;
}
}
temp_dState[e] = current_temperature[e];
#else
pid_output = constrain(target_temperature[e], 0, PID_MAX);
#endif //PID_OPENLOOP
#ifdef PID_DEBUG
SERIAL_ECHO_START;
SERIAL_ECHO(MSG_PID_DEBUG);
SERIAL_ECHO(e);
SERIAL_ECHO(MSG_PID_DEBUG_INPUT);
SERIAL_ECHO(current_temperature[e]);
SERIAL_ECHO(MSG_PID_DEBUG_OUTPUT);
SERIAL_ECHO(pid_output);
SERIAL_ECHO(MSG_PID_DEBUG_PTERM);
SERIAL_ECHO(pTerm[e]);
SERIAL_ECHO(MSG_PID_DEBUG_ITERM);
SERIAL_ECHO(iTerm[e]);
SERIAL_ECHO(MSG_PID_DEBUG_DTERM);
SERIAL_ECHOLN(dTerm[e]);
#endif //PID_DEBUG
#else /* PID off */
pid_output = (current_temperature[e] < target_temperature[e]) ? PID_MAX : 0;
#endif
return pid_output;
}
#ifdef PIDTEMPBED
float get_pid_output_bed() {
float pid_output;
#ifndef PID_OPENLOOP
pid_error_bed = target_temperature_bed - current_temperature_bed;
pTerm_bed = bedKp * pid_error_bed;
temp_iState_bed += pid_error_bed;
temp_iState_bed = constrain(temp_iState_bed, temp_iState_min_bed, temp_iState_max_bed);
iTerm_bed = bedKi * temp_iState_bed;
dTerm_bed = K2 * bedKd * (current_temperature_bed - temp_dState_bed) + K1 * dTerm_bed;
temp_dState_bed = current_temperature_bed;
pid_output = pTerm_bed + iTerm_bed - dTerm_bed;
if (pid_output > MAX_BED_POWER) {
if (pid_error_bed > 0) temp_iState_bed -= pid_error_bed; // conditional un-integration
pid_output = MAX_BED_POWER;
}
else if (pid_output < 0) {
if (pid_error_bed < 0) temp_iState_bed -= pid_error_bed; // conditional un-integration
pid_output = 0;
}
#else
pid_output = constrain(target_temperature_bed, 0, MAX_BED_POWER);
#endif // PID_OPENLOOP
return pid_output;
}
#endif
void manage_heater() { void manage_heater() {
if (!temp_meas_ready) return; if (!temp_meas_ready) return;
float pid_input, pid_output;
updateTemperaturesFromRawValues(); updateTemperaturesFromRawValues();
#ifdef HEATER_0_USES_MAX6675 #ifdef HEATER_0_USES_MAX6675
@ -569,69 +661,7 @@ void manage_heater() {
thermal_runaway_protection(&thermal_runaway_state_machine[e], &thermal_runaway_timer[e], current_temperature[e], target_temperature[e], e, THERMAL_RUNAWAY_PROTECTION_PERIOD, THERMAL_RUNAWAY_PROTECTION_HYSTERESIS); thermal_runaway_protection(&thermal_runaway_state_machine[e], &thermal_runaway_timer[e], current_temperature[e], target_temperature[e], e, THERMAL_RUNAWAY_PROTECTION_PERIOD, THERMAL_RUNAWAY_PROTECTION_HYSTERESIS);
#endif #endif
#ifdef PIDTEMP float pid_output = get_pid_output(e);
pid_input = current_temperature[e];
#ifndef PID_OPENLOOP
pid_error[e] = target_temperature[e] - pid_input;
if (pid_error[e] > PID_FUNCTIONAL_RANGE) {
pid_output = BANG_MAX;
pid_reset[e] = true;
}
else if (pid_error[e] < -PID_FUNCTIONAL_RANGE || target_temperature[e] == 0) {
pid_output = 0;
pid_reset[e] = true;
}
else {
if (pid_reset[e] == true) {
temp_iState[e] = 0.0;
pid_reset[e] = false;
}
pTerm[e] = PID_PARAM(Kp,e) * pid_error[e];
temp_iState[e] += pid_error[e];
temp_iState[e] = constrain(temp_iState[e], temp_iState_min[e], temp_iState_max[e]);
iTerm[e] = PID_PARAM(Ki,e) * temp_iState[e];
//K1 defined in Configuration.h in the PID settings
#define K2 (1.0-K1)
dTerm[e] = (PID_PARAM(Kd,e) * (pid_input - temp_dState[e])) * K2 + (K1 * dTerm[e]);
pid_output = pTerm[e] + iTerm[e] - dTerm[e];
if (pid_output > PID_MAX) {
if (pid_error[e] > 0) temp_iState[e] -= pid_error[e]; // conditional un-integration
pid_output = PID_MAX;
}
else if (pid_output < 0) {
if (pid_error[e] < 0) temp_iState[e] -= pid_error[e]; // conditional un-integration
pid_output = 0;
}
}
temp_dState[e] = pid_input;
#else
pid_output = constrain(target_temperature[e], 0, PID_MAX);
#endif //PID_OPENLOOP
#ifdef PID_DEBUG
SERIAL_ECHO_START;
SERIAL_ECHO(MSG_PID_DEBUG);
SERIAL_ECHO(e);
SERIAL_ECHO(MSG_PID_DEBUG_INPUT);
SERIAL_ECHO(pid_input);
SERIAL_ECHO(MSG_PID_DEBUG_OUTPUT);
SERIAL_ECHO(pid_output);
SERIAL_ECHO(MSG_PID_DEBUG_PTERM);
SERIAL_ECHO(pTerm[e]);
SERIAL_ECHO(MSG_PID_DEBUG_ITERM);
SERIAL_ECHO(iTerm[e]);
SERIAL_ECHO(MSG_PID_DEBUG_DTERM);
SERIAL_ECHOLN(dTerm[e]);
#endif //PID_DEBUG
#else /* PID off */
pid_output = 0;
if (current_temperature[e] < target_temperature[e]) pid_output = PID_MAX;
#endif
// Check if temperature is within the correct range // Check if temperature is within the correct range
soft_pwm[e] = current_temperature[e] > minttemp[e] && current_temperature[e] < maxttemp[e] ? (int)pid_output >> 1 : 0; soft_pwm[e] = current_temperature[e] > minttemp[e] && current_temperature[e] < maxttemp[e] ? (int)pid_output >> 1 : 0;
@ -678,33 +708,7 @@ void manage_heater() {
#endif #endif
#ifdef PIDTEMPBED #ifdef PIDTEMPBED
pid_input = current_temperature_bed; float pid_output = get_pid_output_bed();
#ifndef PID_OPENLOOP
pid_error_bed = target_temperature_bed - pid_input;
pTerm_bed = bedKp * pid_error_bed;
temp_iState_bed += pid_error_bed;
temp_iState_bed = constrain(temp_iState_bed, temp_iState_min_bed, temp_iState_max_bed);
iTerm_bed = bedKi * temp_iState_bed;
//K1 defined in Configuration.h in the PID settings
#define K2 (1.0-K1)
dTerm_bed = (bedKd * (pid_input - temp_dState_bed))*K2 + (K1 * dTerm_bed);
temp_dState_bed = pid_input;
pid_output = pTerm_bed + iTerm_bed - dTerm_bed;
if (pid_output > MAX_BED_POWER) {
if (pid_error_bed > 0) temp_iState_bed -= pid_error_bed; // conditional un-integration
pid_output = MAX_BED_POWER;
}
else if (pid_output < 0) {
if (pid_error_bed < 0) temp_iState_bed -= pid_error_bed; // conditional un-integration
pid_output = 0;
}
#else
pid_output = constrain(target_temperature_bed, 0, MAX_BED_POWER);
#endif //PID_OPENLOOP
soft_pwm_bed = current_temperature_bed > BED_MINTEMP && current_temperature_bed < BED_MAXTEMP ? (int)pid_output >> 1 : 0; soft_pwm_bed = current_temperature_bed > BED_MINTEMP && current_temperature_bed < BED_MAXTEMP ? (int)pid_output >> 1 : 0;