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Smarter MIN, MAX, ABS macros

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Use macros that explicitly avoid double-evaluation and can be used for any datatype, replacing `min`, `max`, `abs`, `fabs`, `labs`, and `FABS`.

Co-Authored-By: ejtagle <ejtagle@hotmail.com>
This commit is contained in:
Scott Lahteine
2018-05-13 01:10:34 -05:00
parent 083ec9963e
commit 99ecdf59af
52 changed files with 206 additions and 247 deletions
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21
Marlin/src/module/motion.cpp
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@ -552,7 +552,7 @@ float soft_endstop_min[XYZ] = { X_MIN_BED, Y_MIN_BED, Z_MIN_POS },
float cartesian_mm = SQRT(sq(xdiff) + sq(ydiff) + sq(zdiff));
// If the move is very short, check the E move distance
if (UNEAR_ZERO(cartesian_mm)) cartesian_mm = FABS(ediff);
if (UNEAR_ZERO(cartesian_mm)) cartesian_mm = ABS(ediff);
// No E move either? Game over.
if (UNEAR_ZERO(cartesian_mm)) return true;
@ -665,6 +665,7 @@ float soft_endstop_min[XYZ] = { X_MIN_BED, Y_MIN_BED, Z_MIN_POS },
const float diff2 = HYPOT2(delta[A_AXIS] - oldA, delta[B_AXIS] - oldB);
if (diff2) {
planner.buffer_segment(delta[A_AXIS], delta[B_AXIS], rtarget[Z_AXIS], rtarget[E_AXIS], SQRT(diff2) * inverse_secs, active_extruder);
/*
SERIAL_ECHOPAIR("final: A=", delta[A_AXIS]); SERIAL_ECHOPAIR(" B=", delta[B_AXIS]);
SERIAL_ECHOPAIR(" adiff=", delta[A_AXIS] - oldA); SERIAL_ECHOPAIR(" bdiff=", delta[B_AXIS] - oldB);
@ -710,7 +711,7 @@ float soft_endstop_min[XYZ] = { X_MIN_BED, Y_MIN_BED, Z_MIN_POS },
// If the move is very short, check the E move distance
// No E move either? Game over.
float cartesian_mm = SQRT(sq(xdiff) + sq(ydiff) + sq(zdiff));
if (UNEAR_ZERO(cartesian_mm)) cartesian_mm = FABS(ediff);
if (UNEAR_ZERO(cartesian_mm)) cartesian_mm = ABS(ediff);
if (UNEAR_ZERO(cartesian_mm)) return;
// The length divided by the segment size
@ -921,7 +922,7 @@ void prepare_move_to_destination() {
}
#endif // PREVENT_COLD_EXTRUSION
#if ENABLED(PREVENT_LENGTHY_EXTRUDE)
if (FABS(destination[E_AXIS] - current_position[E_AXIS]) * planner.e_factor[active_extruder] > (EXTRUDE_MAXLENGTH)) {
if (ABS(destination[E_AXIS] - current_position[E_AXIS]) * planner.e_factor[active_extruder] > (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);
@ -1289,7 +1290,7 @@ void homeaxis(const AxisEnum axis) {
// When homing Z with probe respect probe clearance
const float bump = axis_home_dir * (
#if HOMING_Z_WITH_PROBE
(axis == Z_AXIS && (Z_HOME_BUMP_MM)) ? max(Z_CLEARANCE_BETWEEN_PROBES, Z_HOME_BUMP_MM) :
(axis == Z_AXIS && (Z_HOME_BUMP_MM)) ? MAX(Z_CLEARANCE_BETWEEN_PROBES, Z_HOME_BUMP_MM) :
#endif
home_bump_mm(axis)
);
@ -1318,7 +1319,7 @@ void homeaxis(const AxisEnum axis) {
#if ENABLED(X_DUAL_ENDSTOPS)
if (axis == X_AXIS) {
const bool lock_x1 = pos_dir ? (endstops.x_endstop_adj > 0) : (endstops.x_endstop_adj < 0);
float adj = FABS(endstops.x_endstop_adj);
float adj = ABS(endstops.x_endstop_adj);
if (pos_dir) adj = -adj;
if (lock_x1) stepper.set_x_lock(true); else stepper.set_x2_lock(true);
do_homing_move(axis, adj);
@ -1329,7 +1330,7 @@ void homeaxis(const AxisEnum axis) {
#if ENABLED(Y_DUAL_ENDSTOPS)
if (axis == Y_AXIS) {
const bool lock_y1 = pos_dir ? (endstops.y_endstop_adj > 0) : (endstops.y_endstop_adj < 0);
float adj = FABS(endstops.y_endstop_adj);
float adj = ABS(endstops.y_endstop_adj);
if (pos_dir) adj = -adj;
if (lock_y1) stepper.set_y_lock(true); else stepper.set_y2_lock(true);
do_homing_move(axis, adj);
@ -1340,7 +1341,7 @@ void homeaxis(const AxisEnum axis) {
#if ENABLED(Z_DUAL_ENDSTOPS)
if (axis == Z_AXIS) {
const bool lock_z1 = pos_dir ? (endstops.z_endstop_adj > 0) : (endstops.z_endstop_adj < 0);
float adj = FABS(endstops.z_endstop_adj);
float adj = ABS(endstops.z_endstop_adj);
if (pos_dir) adj = -adj;
if (lock_z1) stepper.set_z_lock(true); else stepper.set_z2_lock(true);
do_homing_move(axis, adj);
@ -1424,7 +1425,7 @@ void homeaxis(const AxisEnum axis) {
if (axis == X_AXIS) {
// In Dual X mode hotend_offset[X] is T1's home position
float dual_max_x = max(hotend_offset[X_AXIS][1], X2_MAX_POS);
float dual_max_x = MAX(hotend_offset[X_AXIS][1], X2_MAX_POS);
if (active_extruder != 0) {
// T1 can move from X2_MIN_POS to X2_MAX_POS or X2 home position (whichever is larger)
@ -1435,7 +1436,7 @@ void homeaxis(const AxisEnum axis) {
// In Duplication Mode, T0 can move as far left as X_MIN_POS
// but not so far to the right that T1 would move past the end
soft_endstop_min[X_AXIS] = base_min_pos(X_AXIS);
soft_endstop_max[X_AXIS] = min(base_max_pos(X_AXIS), dual_max_x - duplicate_extruder_x_offset);
soft_endstop_max[X_AXIS] = MIN(base_max_pos(X_AXIS), dual_max_x - duplicate_extruder_x_offset);
}
else {
// In other modes, T0 can move from X_MIN_POS to X_MAX_POS
@ -1471,7 +1472,7 @@ void homeaxis(const AxisEnum axis) {
case X_AXIS:
case Y_AXIS:
// Get a minimum radius for clamping
soft_endstop_radius = MIN3(FABS(max(soft_endstop_min[X_AXIS], soft_endstop_min[Y_AXIS])), soft_endstop_max[X_AXIS], soft_endstop_max[Y_AXIS]);
soft_endstop_radius = MIN3(ABS(MAX(soft_endstop_min[X_AXIS], soft_endstop_min[Y_AXIS])), soft_endstop_max[X_AXIS], soft_endstop_max[Y_AXIS]);
soft_endstop_radius_2 = sq(soft_endstop_radius);
break;
#endif