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Macros to eliminate 'f + 0.0' (#21568)

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Ramiro Polla 2021-04-09 04:03:34 +02:00 committed by GitHub
parent 19320a1f8f
commit 1a2cbe100c
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GPG Key ID: 4AEE18F83AFDEB23
10 changed files with 25 additions and 18 deletions
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15
Marlin/src/core/macros.h
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@ -187,14 +187,21 @@
#define DISABLED(V...) DO(DIS,&&,V)
#define COUNT_ENABLED(V...) DO(ENA,+,V)
#define TERN(O,A,B) _TERN(_ENA_1(O),B,A) // OPTION converted to '0' or '1'
#define TERN0(O,A) _TERN(_ENA_1(O),0,A) // OPTION converted to A or '0'
#define TERN1(O,A) _TERN(_ENA_1(O),1,A) // OPTION converted to A or '1'
#define TERN_(O,A) _TERN(_ENA_1(O),,A) // OPTION converted to A or '<nul>'
#define TERN(O,A,B) _TERN(_ENA_1(O),B,A) // OPTION ? 'A' : 'B'
#define TERN0(O,A) _TERN(_ENA_1(O),0,A) // OPTION ? 'A' : '0'
#define TERN1(O,A) _TERN(_ENA_1(O),1,A) // OPTION ? 'A' : '1'
#define TERN_(O,A) _TERN(_ENA_1(O),,A) // OPTION ? 'A' : '<nul>'
#define _TERN(E,V...) __TERN(_CAT(T_,E),V) // Prepend 'T_' to get 'T_0' or 'T_1'
#define __TERN(T,V...) ___TERN(_CAT(_NO,T),V) // Prepend '_NO' to get '_NOT_0' or '_NOT_1'
#define ___TERN(P,V...) THIRD(P,V) // If first argument has a comma, A. Else B.
// Macros to avoid 'f + 0.0' which is not always optimized away. Minus included for symmetry.
// Compiler flags -fno-signed-zeros -ffinite-math-only also cover 'f * 1.0', 'f - f', etc.
#define PLUS_TERN0(O,A) _TERN(_ENA_1(O),,+ (A)) // OPTION ? '+ (A)' : '<nul>'
#define MINUS_TERN0(O,A) _TERN(_ENA_1(O),,- (A)) // OPTION ? '- (A)' : '<nul>'
#define SUM_TERN(O,B,A) ((B) PLUS_TERN0(O,A)) // ((B) (OPTION ? '+ (A)' : '<nul>'))
#define DIFF_TERN(O,B,A) ((B) MINUS_TERN0(O,A)) // ((B) (OPTION ? '- (A)' : '<nul>'))
#define IF_ENABLED TERN_
#define IF_DISABLED(O,A) TERN(O,,A)

2
Marlin/src/gcode/bedlevel/G35.cpp
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@ -102,7 +102,7 @@ void GcodeSuite::G35() {
// In BLTOUCH HS mode, the probe travels in a deployed state.
// Users of G35 might have a badly misaligned bed, so raise Z by the
// length of the deployed pin (BLTOUCH stroke < 7mm)
do_blocking_move_to_z((Z_CLEARANCE_BETWEEN_PROBES) + TERN0(BLTOUCH_HS_MODE, 7));
do_blocking_move_to_z(SUM_TERN(BLTOUCH_HS_MODE, Z_CLEARANCE_BETWEEN_PROBES, 7));
const float z_probed_height = probe.probe_at_point(screws_tilt_adjust_pos[i], PROBE_PT_RAISE, 0, true);
if (isnan(z_probed_height)) {

2
Marlin/src/lcd/menu/menu_bed_corners.cpp
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@ -269,7 +269,7 @@ static inline void _lcd_level_bed_corners_get_next_position() {
do {
ui.refresh(LCDVIEW_REDRAW_NOW);
_lcd_draw_probing(); // update screen with # of good points
do_blocking_move_to_z(current_position.z + LEVEL_CORNERS_Z_HOP + TERN0(BLTOUCH_HS_MODE, 7)); // clearance
do_blocking_move_to_z(SUM_TERN(BLTOUCH_HS_MODE, current_position.z + LEVEL_CORNERS_Z_HOP, 7)); // clearance
_lcd_level_bed_corners_get_next_position(); // Select next corner coordinates
current_position -= probe.offset_xy; // Account for probe offsets

6
Marlin/src/lcd/menu/menu_motion.cpp
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@ -93,7 +93,7 @@ static void _lcd_move_xyz(PGM_P const name, const AxisEnum axis) {
ui.encoderPosition = 0;
if (ui.should_draw()) {
const float pos = NATIVE_TO_LOGICAL(
ui.manual_move.processing ? destination[axis] : current_position[axis] + TERN0(IS_KINEMATIC, ui.manual_move.offset),
ui.manual_move.processing ? destination[axis] : SUM_TERN(IS_KINEMATIC, current_position[axis], ui.manual_move.offset),
axis
);
if (parser.using_inch_units()) {
@ -130,8 +130,8 @@ void lcd_move_z() { _lcd_move_xyz(GET_TEXT(MSG_MOVE_Z), Z_AXIS); }
MenuEditItemBase::draw_edit_screen(
GET_TEXT(TERN(MULTI_MANUAL, MSG_MOVE_EN, MSG_MOVE_E)),
ftostr41sign(current_position.e
+ TERN0(IS_KINEMATIC, ui.manual_move.offset)
- TERN0(MANUAL_E_MOVES_RELATIVE, manual_move_e_origin)
PLUS_TERN0(IS_KINEMATIC, ui.manual_move.offset)
MINUS_TERN0(MANUAL_E_MOVES_RELATIVE, manual_move_e_origin)
)
);
} // should_draw

2
Marlin/src/lcd/tft/ui_480x320.cpp
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@ -610,7 +610,7 @@ static void drawAxisValue(AxisEnum axis) {
probe.offset.z :
#endif
NATIVE_TO_LOGICAL(
ui.manual_move.processing ? destination[axis] : current_position[axis] + TERN0(IS_KINEMATIC, ui.manual_move.offset),
ui.manual_move.processing ? destination[axis] : SUM_TERN(IS_KINEMATIC, current_position[axis], ui.manual_move.offset),
axis
);
xy_int_t pos;

2
Marlin/src/module/delta.cpp
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@ -248,7 +248,7 @@ void home_delta() {
#endif
// Move all carriages together linearly until an endstop is hit.
current_position.z = (delta_height + 10 - TERN0(HAS_BED_PROBE, probe.offset.z));
current_position.z = DIFF_TERN(HAS_BED_PROBE, delta_height + 10, probe.offset.z);
line_to_current_position(homing_feedrate(Z_AXIS));
planner.synchronize();

4
Marlin/src/module/motion.cpp
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@ -583,7 +583,7 @@ void restore_feedrate_and_scaling() {
#elif ENABLED(DELTA)
soft_endstop.min[axis] = base_min_pos(axis);
soft_endstop.max[axis] = (axis == Z_AXIS) ? delta_height - TERN0(HAS_BED_PROBE, probe.offset.z) : base_max_pos(axis);
soft_endstop.max[axis] = (axis == Z_AXIS) ? DIFF_TERN(HAS_BED_PROBE, delta_height, probe.offset.z) : base_max_pos(axis);
switch (axis) {
case X_AXIS:
@ -1847,7 +1847,7 @@ void set_axis_is_at_home(const AxisEnum axis) {
#if EITHER(MORGAN_SCARA, AXEL_TPARA)
scara_set_axis_is_at_home(axis);
#elif ENABLED(DELTA)
current_position[axis] = (axis == Z_AXIS) ? delta_height - TERN0(HAS_BED_PROBE, probe.offset.z) : base_home_pos(axis);
current_position[axis] = (axis == Z_AXIS) ? DIFF_TERN(HAS_BED_PROBE, delta_height, probe.offset.z) : base_home_pos(axis);
#else
current_position[axis] = base_home_pos(axis);
#endif

2
Marlin/src/module/planner.cpp
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@ -2997,7 +2997,7 @@ void Planner::set_e_position_mm(const_float_t e) {
const uint8_t axis_index = E_AXIS_N(active_extruder);
TERN_(DISTINCT_E_FACTORS, last_extruder = active_extruder);
const float e_new = e - TERN0(FWRETRACT, fwretract.current_retract[active_extruder]);
const float e_new = DIFF_TERN(FWRETRACT, e, fwretract.current_retract[active_extruder]);
position.e = LROUND(settings.axis_steps_per_mm[axis_index] * e_new);
TERN_(HAS_POSITION_FLOAT, position_float.e = e_new);
TERN_(IS_KINEMATIC, position_cart.e = e);

6
Marlin/src/module/scara.cpp
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@ -51,8 +51,8 @@ float segments_per_second = TERN(AXEL_TPARA, TPARA_SEGMENTS_PER_SECOND, SCARA_SE
void forward_kinematics(const_float_t a, const_float_t b) {
const float a_sin = sin(RADIANS(a)) * L1,
a_cos = cos(RADIANS(a)) * L1,
b_sin = sin(RADIANS(b + TERN0(MP_SCARA, a))) * L2,
b_cos = cos(RADIANS(b + TERN0(MP_SCARA, a))) * L2;
b_sin = sin(RADIANS(SUM_TERN(MP_SCARA, b, a))) * L2,
b_cos = cos(RADIANS(SUM_TERN(MP_SCARA, b, a))) * L2;
cartes.x = a_cos + b_cos + scara_offset.x; // theta
cartes.y = a_sin + b_sin + scara_offset.y; // phi
@ -127,7 +127,7 @@ float segments_per_second = TERN(AXEL_TPARA, TPARA_SEGMENTS_PER_SECOND, SCARA_SE
// Angle of Arm2
PSI = ATAN2(S2, C2);
delta.set(DEGREES(THETA), DEGREES(PSI + TERN0(MORGAN_SCARA, THETA)), raw.z);
delta.set(DEGREES(THETA), DEGREES(SUM_TERN(MORGAN_SCARA, PSI, THETA)), raw.z);
/*
DEBUG_POS("SCARA IK", raw);

2
Marlin/src/module/tool_change.cpp
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@ -359,7 +359,7 @@ inline void fast_line_to_current(const AxisEnum fr_axis) { _line_to_current(fr_a
// STEP 6
current_position.x = midpos - TERN0(HAS_HOTEND_OFFSET, hotend_offset[new_tool].x);
current_position.x = DIFF_TERN(HAS_HOTEND_OFFSET, midpos, hotend_offset[new_tool].x);
DEBUG_SYNCHRONIZE();
DEBUG_POS("(6) Move midway between hotends", current_position);