Merge pull request #3140 from thinkyhead/rc_fix_macro_expansion

Wrap macros to prevent bad expansions

Marlin/Conditionals.h

   /**
    * Axis lengths
    */
-  #define X_MAX_LENGTH (X_MAX_POS - X_MIN_POS)
-  #define Y_MAX_LENGTH (Y_MAX_POS - Y_MIN_POS)
-  #define Z_MAX_LENGTH (Z_MAX_POS - Z_MIN_POS)
+  #define X_MAX_LENGTH (X_MAX_POS - (X_MIN_POS))
+  #define Y_MAX_LENGTH (Y_MAX_POS - (Y_MIN_POS))
+  #define Z_MAX_LENGTH (Z_MAX_POS - (Z_MIN_POS))
 
   /**
    * SCARA
     #define Z_HOME_POS MANUAL_Z_HOME_POS
   #else //!MANUAL_HOME_POSITIONS – Use home switch positions based on homing direction and travel limits
     #if ENABLED(BED_CENTER_AT_0_0)
-      #define X_HOME_POS X_MAX_LENGTH * X_HOME_DIR * 0.5
-      #define Y_HOME_POS Y_MAX_LENGTH * Y_HOME_DIR * 0.5
+      #define X_HOME_POS (X_MAX_LENGTH) * (X_HOME_DIR) * 0.5
+      #define Y_HOME_POS (Y_MAX_LENGTH) * (Y_HOME_DIR) * 0.5
     #else
       #define X_HOME_POS (X_HOME_DIR < 0 ? X_MIN_POS : X_MAX_POS)
       #define Y_HOME_POS (Y_HOME_DIR < 0 ? Y_MIN_POS : Y_MAX_POS)
    * Advance calculated values
    */
   #if ENABLED(ADVANCE)
-    #define EXTRUSION_AREA (0.25 * D_FILAMENT * D_FILAMENT * M_PI)
-    #define STEPS_PER_CUBIC_MM_E (axis_steps_per_unit[E_AXIS] / EXTRUSION_AREA)
+    #define EXTRUSION_AREA (0.25 * (D_FILAMENT) * (D_FILAMENT) * M_PI)
+    #define STEPS_PER_CUBIC_MM_E (axis_steps_per_unit[E_AXIS] / (EXTRUSION_AREA))
   #endif
 
   #if ENABLED(ULTIPANEL) && DISABLED(ELB_FULL_GRAPHIC_CONTROLLER)

Marlin/Configuration.h

 
 #if ENABLED(MESH_BED_LEVELING)
   #define MESH_MIN_X 10
-  #define MESH_MAX_X (X_MAX_POS - MESH_MIN_X)
+  #define MESH_MAX_X (X_MAX_POS - (MESH_MIN_X))
   #define MESH_MIN_Y 10
-  #define MESH_MAX_Y (Y_MAX_POS - MESH_MIN_Y)
+  #define MESH_MAX_Y (Y_MAX_POS - (MESH_MIN_Y))
   #define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.

Marlin/Marlin_main.cpp

 // Inactivity shutdown
 millis_t previous_cmd_ms = 0;
 static millis_t max_inactive_time = 0;
-static millis_t stepper_inactive_time = DEFAULT_STEPPER_DEACTIVE_TIME * 1000L;
+static millis_t stepper_inactive_time = (DEFAULT_STEPPER_DEACTIVE_TIME) * 1000L;
 millis_t print_job_start_ms = 0; ///< Print job start time
 millis_t print_job_stop_ms = 0;  ///< Print job stop time
 static uint8_t target_extruder;
 
     #if ENABLED(DEBUG_LEVELING_FEATURE)
       if (marlin_debug_flags & DEBUG_LEVELING) {
-        SERIAL_ECHOPAIR("> do_blocking_move_to_xy ", x - X_PROBE_OFFSET_FROM_EXTRUDER);
-        SERIAL_ECHOPAIR(", ", y - Y_PROBE_OFFSET_FROM_EXTRUDER);
+        SERIAL_ECHOPAIR("> do_blocking_move_to_xy ", x - (X_PROBE_OFFSET_FROM_EXTRUDER));
+        SERIAL_ECHOPAIR(", ", y - (Y_PROBE_OFFSET_FROM_EXTRUDER));
         SERIAL_EOL;
       }
     #endif
 
-    do_blocking_move_to_xy(x - X_PROBE_OFFSET_FROM_EXTRUDER, y - Y_PROBE_OFFSET_FROM_EXTRUDER); // this also updates current_position
+    do_blocking_move_to_xy(x - (X_PROBE_OFFSET_FROM_EXTRUDER), y - (Y_PROBE_OFFSET_FROM_EXTRUDER)); // this also updates current_position
 
     #if DISABLED(Z_PROBE_SLED) && DISABLED(Z_PROBE_ALLEN_KEY)
       if (probe_action & ProbeDeploy) {
     sync_plan_position();
 
     // Move all carriages up together until the first endstop is hit.
-    for (int i = X_AXIS; i <= Z_AXIS; i++) destination[i] = 3 * Z_MAX_LENGTH;
+    for (int i = X_AXIS; i <= Z_AXIS; i++) destination[i] = 3 * (Z_MAX_LENGTH);
     feedrate = 1.732 * homing_feedrate[X_AXIS];
     line_to_destination();
     st_synchronize();
         feedrate = max_feedrate[Z_AXIS] * 60;  // feedrate (mm/m) = max_feedrate (mm/s)
         #if ENABLED(DEBUG_LEVELING_FEATURE)
           if (marlin_debug_flags & DEBUG_LEVELING) {
-            SERIAL_ECHOPAIR("Raise Z (before homing) to ", (float)MIN_Z_HEIGHT_FOR_HOMING);
+            SERIAL_ECHOPAIR("Raise Z (before homing) to ", (float)(MIN_Z_HEIGHT_FOR_HOMING));
             SERIAL_EOL;
             print_xyz("> (home_all_axis || homeZ) > current_position", current_position);
             print_xyz("> (home_all_axis || homeZ) > destination", destination);
             //
             // Set the Z probe (or just the nozzle) destination to the safe homing point
             //
-            destination[X_AXIS] = round(Z_SAFE_HOMING_X_POINT - X_PROBE_OFFSET_FROM_EXTRUDER);
-            destination[Y_AXIS] = round(Z_SAFE_HOMING_Y_POINT - Y_PROBE_OFFSET_FROM_EXTRUDER);
+            destination[X_AXIS] = round(Z_SAFE_HOMING_X_POINT - (X_PROBE_OFFSET_FROM_EXTRUDER));
+            destination[Y_AXIS] = round(Z_SAFE_HOMING_Y_POINT - (Y_PROBE_OFFSET_FROM_EXTRUDER));
             destination[Z_AXIS] = current_position[Z_AXIS]; //z is already at the right height
             feedrate = XY_TRAVEL_SPEED;
 
               // Make sure the Z probe is within the physical limits
               // NOTE: This doesn't necessarily ensure the Z probe is also within the bed!
               float cpx = current_position[X_AXIS], cpy = current_position[Y_AXIS];
-              if (   cpx >= X_MIN_POS - X_PROBE_OFFSET_FROM_EXTRUDER
-                  && cpx <= X_MAX_POS - X_PROBE_OFFSET_FROM_EXTRUDER
-                  && cpy >= Y_MIN_POS - Y_PROBE_OFFSET_FROM_EXTRUDER
-                  && cpy <= Y_MAX_POS - Y_PROBE_OFFSET_FROM_EXTRUDER) {
+              if (   cpx >= X_MIN_POS - (X_PROBE_OFFSET_FROM_EXTRUDER)
+                  && cpx <= X_MAX_POS - (X_PROBE_OFFSET_FROM_EXTRUDER)
+                  && cpy >= Y_MIN_POS - (Y_PROBE_OFFSET_FROM_EXTRUDER)
+                  && cpy <= Y_MAX_POS - (Y_PROBE_OFFSET_FROM_EXTRUDER)) {
 
                 // Home the Z axis
                 HOMEAXIS(Z);
         }
         else {
           // For others, save the Z of the previous point, then raise Z again.
-          ix = (probe_point - 1) % MESH_NUM_X_POINTS;
-          iy = (probe_point - 1) / MESH_NUM_X_POINTS;
+          ix = (probe_point - 1) % (MESH_NUM_X_POINTS);
+          iy = (probe_point - 1) / (MESH_NUM_X_POINTS);
           if (iy & 1) ix = (MESH_NUM_X_POINTS - 1) - ix; // zig-zag
           mbl.set_z(ix, iy, current_position[Z_AXIS]);
           current_position[Z_AXIS] = MESH_HOME_SEARCH_Z;
           st_synchronize();
         }
         // Is there another point to sample? Move there.
-        if (probe_point < MESH_NUM_X_POINTS * MESH_NUM_Y_POINTS) {
-          ix = probe_point % MESH_NUM_X_POINTS;
-          iy = probe_point / MESH_NUM_X_POINTS;
+        if (probe_point < (MESH_NUM_X_POINTS) * (MESH_NUM_Y_POINTS)) {
+          ix = probe_point % (MESH_NUM_X_POINTS);
+          iy = probe_point / (MESH_NUM_X_POINTS);
           if (iy & 1) ix = (MESH_NUM_X_POINTS - 1) - ix; // zig-zag
           current_position[X_AXIS] = mbl.get_x(ix);
           current_position[Y_AXIS] = mbl.get_y(iy);
           back_probe_bed_position = code_seen('B') ? code_value_short() : BACK_PROBE_BED_POSITION;
 
       bool left_out_l = left_probe_bed_position < MIN_PROBE_X,
-           left_out = left_out_l || left_probe_bed_position > right_probe_bed_position - MIN_PROBE_EDGE,
+           left_out = left_out_l || left_probe_bed_position > right_probe_bed_position - (MIN_PROBE_EDGE),
            right_out_r = right_probe_bed_position > MAX_PROBE_X,
            right_out = right_out_r || right_probe_bed_position < left_probe_bed_position + MIN_PROBE_EDGE,
            front_out_f = front_probe_bed_position < MIN_PROBE_Y,
-           front_out = front_out_f || front_probe_bed_position > back_probe_bed_position - MIN_PROBE_EDGE,
+           front_out = front_out_f || front_probe_bed_position > back_probe_bed_position - (MIN_PROBE_EDGE),
            back_out_b = back_probe_bed_position > MAX_PROBE_Y,
            back_out = back_out_b || back_probe_bed_position < front_probe_bed_position + MIN_PROBE_EDGE;
 
       if (left_out || right_out || front_out || back_out) {
         if (left_out) {
           out_of_range_error(PSTR("(L)eft"));
-          left_probe_bed_position = left_out_l ? MIN_PROBE_X : right_probe_bed_position - MIN_PROBE_EDGE;
+          left_probe_bed_position = left_out_l ? MIN_PROBE_X : right_probe_bed_position - (MIN_PROBE_EDGE);
         }
         if (right_out) {
           out_of_range_error(PSTR("(R)ight"));
         }
         if (front_out) {
           out_of_range_error(PSTR("(F)ront"));
-          front_probe_bed_position = front_out_f ? MIN_PROBE_Y : back_probe_bed_position - MIN_PROBE_EDGE;
+          front_probe_bed_position = front_out_f ? MIN_PROBE_Y : back_probe_bed_position - (MIN_PROBE_EDGE);
         }
         if (back_out) {
           out_of_range_error(PSTR("(B)ack"));
     bool deploy_probe_for_each_reading = code_seen('E');
 
     if (code_seen('X')) {
-      X_probe_location = code_value() - X_PROBE_OFFSET_FROM_EXTRUDER;
+      X_probe_location = code_value() - (X_PROBE_OFFSET_FROM_EXTRUDER);
       if (X_probe_location < X_MIN_POS || X_probe_location > X_MAX_POS) {
         out_of_range_error(PSTR("X"));
         return;
 
       if (n_legs) {
         millis_t ms = millis();
-        double radius = ms % (X_MAX_LENGTH / 4),       // limit how far out to go
+        double radius = ms % ((X_MAX_LENGTH) / 4),       // limit how far out to go
                theta = RADIANS(ms % 360L);
         float dir = (ms & 0x0001) ? 1 : -1;            // clockwise or counter clockwise
 
     #if HAS_TEMP_BED
       SERIAL_PROTOCOLPGM(" B@:");
       #ifdef BED_WATTS
-        SERIAL_PROTOCOL((BED_WATTS * getHeaterPower(-1)) / 127);
+        SERIAL_PROTOCOL(((BED_WATTS) * getHeaterPower(-1)) / 127);
         SERIAL_PROTOCOLCHAR('W');
       #else
         SERIAL_PROTOCOL(getHeaterPower(-1));
     #endif
     SERIAL_PROTOCOLPGM(" @:");
     #ifdef EXTRUDER_WATTS
-      SERIAL_PROTOCOL((EXTRUDER_WATTS * getHeaterPower(target_extruder)) / 127);
+      SERIAL_PROTOCOL(((EXTRUDER_WATTS) * getHeaterPower(target_extruder)) / 127);
       SERIAL_PROTOCOLCHAR('W');
     #else
       SERIAL_PROTOCOL(getHeaterPower(target_extruder));
         SERIAL_PROTOCOL(e);
         SERIAL_PROTOCOLCHAR(':');
         #ifdef EXTRUDER_WATTS
-          SERIAL_PROTOCOL((EXTRUDER_WATTS * getHeaterPower(e)) / 127);
+          SERIAL_PROTOCOL(((EXTRUDER_WATTS) * getHeaterPower(e)) / 127);
           SERIAL_PROTOCOLCHAR('W');
         #else
           SERIAL_PROTOCOL(getHeaterPower(e));
   #ifdef TEMP_RESIDENCY_TIME
     long residency_start_ms = -1;
     // Loop until the temperature has stabilized
-    #define TEMP_CONDITIONS (residency_start_ms < 0 || now < residency_start_ms + TEMP_RESIDENCY_TIME * 1000UL)
+    #define TEMP_CONDITIONS (residency_start_ms < 0 || now < residency_start_ms + (TEMP_RESIDENCY_TIME) * 1000UL)
   #else
     // Loop until the temperature is very close target
     #define TEMP_CONDITIONS (fabs(degHotend(target_extruder) - degTargetHotend(target_extruder)) < 0.75f)
       #ifdef TEMP_RESIDENCY_TIME
         SERIAL_PROTOCOLPGM(" W:");
         if (residency_start_ms >= 0) {
-          long rem = ((TEMP_RESIDENCY_TIME * 1000UL) - (now - residency_start_ms)) / 1000UL;
+          long rem = (((TEMP_RESIDENCY_TIME) * 1000UL) - (now - residency_start_ms)) / 1000UL;
           SERIAL_PROTOCOLLN(rem);
         }
         else {
     // this one uses actual amps in floating point
     for (int i = 0; i < NUM_AXIS; i++) if (code_seen(axis_codes[i])) digipot_i2c_set_current(i, code_value());
     // for each additional extruder (named B,C,D,E..., channels 4,5,6,7...)
-    for (int i = NUM_AXIS; i < DIGIPOT_I2C_NUM_CHANNELS; i++) if (code_seen('B' + i - NUM_AXIS)) digipot_i2c_set_current(i, code_value());
+    for (int i = NUM_AXIS; i < DIGIPOT_I2C_NUM_CHANNELS; i++) if (code_seen('B' + i - (NUM_AXIS))) digipot_i2c_set_current(i, code_value());
   #endif
 }
 
       ) {
         lastMotor = ms; //... set time to NOW so the fan will turn on
       }
-      uint8_t speed = (lastMotor == 0 || ms >= lastMotor + (CONTROLLERFAN_SECS * 1000UL)) ? 0 : CONTROLLERFAN_SPEED;
+      uint8_t speed = (lastMotor == 0 || ms >= lastMotor + ((CONTROLLERFAN_SECS) * 1000UL)) ? 0 : CONTROLLERFAN_SPEED;
       // allows digital or PWM fan output to be used (see M42 handling)
       digitalWrite(CONTROLLERFAN_PIN, speed);
       analogWrite(CONTROLLERFAN_PIN, speed);
   #endif
 
   #if ENABLED(EXTRUDER_RUNOUT_PREVENT)
-    if (ms > previous_cmd_ms + EXTRUDER_RUNOUT_SECONDS * 1000)
+    if (ms > previous_cmd_ms + (EXTRUDER_RUNOUT_SECONDS) * 1000)
       if (degHotend(active_extruder) > EXTRUDER_RUNOUT_MINTEMP) {
         bool oldstatus;
         switch (active_extruder) {
         }
         float oldepos = current_position[E_AXIS], oldedes = destination[E_AXIS];
         plan_buffer_line(destination[X_AXIS], destination[Y_AXIS], destination[Z_AXIS],
-                         destination[E_AXIS] + EXTRUDER_RUNOUT_EXTRUDE * EXTRUDER_RUNOUT_ESTEPS / axis_steps_per_unit[E_AXIS],
-                         EXTRUDER_RUNOUT_SPEED / 60. * EXTRUDER_RUNOUT_ESTEPS / axis_steps_per_unit[E_AXIS], active_extruder);
+                         destination[E_AXIS] + (EXTRUDER_RUNOUT_EXTRUDE) * (EXTRUDER_RUNOUT_ESTEPS) / axis_steps_per_unit[E_AXIS],
+                         (EXTRUDER_RUNOUT_SPEED) / 60. * (EXTRUDER_RUNOUT_ESTEPS) / axis_steps_per_unit[E_AXIS], active_extruder);
       current_position[E_AXIS] = oldepos;
       destination[E_AXIS] = oldedes;
       plan_set_e_position(oldepos);

Marlin/SdBaseFile.cpp

       // Sanity-check the VFAT entry. The first cluster is always set to zero. And the sequence number should be higher than 0
       if (VFAT->firstClusterLow == 0 && (VFAT->sequenceNumber & 0x1F) > 0 && (VFAT->sequenceNumber & 0x1F) <= MAX_VFAT_ENTRIES) {
         // TODO: Store the filename checksum to verify if a none-long filename aware system modified the file table.
-        n = ((VFAT->sequenceNumber & 0x1F) - 1) * FILENAME_LENGTH;
+        n = ((VFAT->sequenceNumber & 0x1F) - 1) * (FILENAME_LENGTH);
         for (uint8_t i = 0; i < FILENAME_LENGTH; i++)
           longFilename[n + i] = (i < 5) ? VFAT->name1[i] : (i < 11) ? VFAT->name2[i - 5] : VFAT->name3[i - 11];
         // If this VFAT entry is the last one, add a NUL terminator at the end of the string

Marlin/cardreader.cpp

     workDirParents[i].getFilename(t); //SDBaseFile.getfilename!
     while (*t && cnt < MAXPATHNAMELENGTH) { t++; cnt++; } //crawl counter forward.
   }
-  if (cnt < MAXPATHNAMELENGTH - FILENAME_LENGTH)
+  if (cnt < MAXPATHNAMELENGTH - (FILENAME_LENGTH))
     file.getFilename(t);
   else
     t[0] = 0;
   while (root.readDir(p, NULL) > 0) {
     for (int8_t i = 0; i < (int8_t)strlen((char*)p.name); i++) p.name[i] = tolower(p.name[i]);
     if (p.name[9] != '~' && strncmp((char*)p.name, autoname, 5) == 0) {
-      char cmd[4 + (FILENAME_LENGTH + 1) * MAX_DIR_DEPTH + 2];
+      char cmd[4 + (FILENAME_LENGTH + 1) * (MAX_DIR_DEPTH) + 2];
       sprintf_P(cmd, PSTR("M23 %s"), autoname);
       enqueuecommand(cmd);
       enqueuecommands_P(PSTR("M24"));

Marlin/configuration_store.cpp

   uint8_t mesh_num_y = 3;
   #if ENABLED(MESH_BED_LEVELING)
     // Compile time test that sizeof(mbl.z_values) is as expected
-    typedef char c_assert[(sizeof(mbl.z_values) == MESH_NUM_X_POINTS * MESH_NUM_Y_POINTS * sizeof(dummy)) ? 1 : -1];
+    typedef char c_assert[(sizeof(mbl.z_values) == (MESH_NUM_X_POINTS) * (MESH_NUM_Y_POINTS) * sizeof(dummy)) ? 1 : -1];
     mesh_num_x = MESH_NUM_X_POINTS;
     mesh_num_y = MESH_NUM_Y_POINTS;
     EEPROM_WRITE_VAR(i, mbl.active);

Marlin/dogm_lcd_implementation.h

   #endif
 
   #if ENABLED(SHOW_BOOTSCREEN)
-    int offx = (u8g.getWidth() - START_BMPWIDTH) / 2;
+    int offx = (u8g.getWidth() - (START_BMPWIDTH)) / 2;
     #if ENABLED(START_BMPHIGH)
       int offy = 0;
     #else
       int offy = DOG_CHAR_HEIGHT;
     #endif
 
-    int txt1X = (u8g.getWidth() - (sizeof(STRING_SPLASH_LINE1) - 1) * DOG_CHAR_WIDTH) / 2;
+    int txt1X = (u8g.getWidth() - (sizeof(STRING_SPLASH_LINE1) - 1) * (DOG_CHAR_WIDTH)) / 2;
 
     u8g.firstPage();
     do {
         u8g.drawBitmapP(offx, offy, START_BMPBYTEWIDTH, START_BMPHEIGHT, start_bmp);
         lcd_setFont(FONT_MENU);
         #ifndef STRING_SPLASH_LINE2
-          u8g.drawStr(txt1X, u8g.getHeight() - DOG_CHAR_HEIGHT, STRING_SPLASH_LINE1);
+          u8g.drawStr(txt1X, u8g.getHeight() - (DOG_CHAR_HEIGHT), STRING_SPLASH_LINE1);
         #else
-          int txt2X = (u8g.getWidth() - (sizeof(STRING_SPLASH_LINE2) - 1) * DOG_CHAR_WIDTH) / 2;
-          u8g.drawStr(txt1X, u8g.getHeight() - DOG_CHAR_HEIGHT * 3 / 2, STRING_SPLASH_LINE1);
-          u8g.drawStr(txt2X, u8g.getHeight() - DOG_CHAR_HEIGHT * 1 / 2, STRING_SPLASH_LINE2);
+          int txt2X = (u8g.getWidth() - (sizeof(STRING_SPLASH_LINE2) - 1) * (DOG_CHAR_WIDTH)) / 2;
+          u8g.drawStr(txt1X, u8g.getHeight() - (DOG_CHAR_HEIGHT) * 3 / 2, STRING_SPLASH_LINE1);
+          u8g.drawStr(txt2X, u8g.getHeight() - (DOG_CHAR_HEIGHT) * 1 / 2, STRING_SPLASH_LINE2);
         #endif
       }
     } while (u8g.nextPage());
 
   #if ENABLED(SDSUPPORT)
     // SD Card Symbol
-    u8g.drawBox(42, 42 - TALL_FONT_CORRECTION, 8, 7);
-    u8g.drawBox(50, 44 - TALL_FONT_CORRECTION, 2, 5);
-    u8g.drawFrame(42, 49 - TALL_FONT_CORRECTION, 10, 4);
-    u8g.drawPixel(50, 43 - TALL_FONT_CORRECTION);
+    u8g.drawBox(42, 42 - (TALL_FONT_CORRECTION), 8, 7);
+    u8g.drawBox(50, 44 - (TALL_FONT_CORRECTION), 2, 5);
+    u8g.drawFrame(42, 49 - (TALL_FONT_CORRECTION), 10, 4);
+    u8g.drawPixel(50, 43 - (TALL_FONT_CORRECTION));
 
     // Progress bar frame
-    u8g.drawFrame(54, 49, 73, 4 - TALL_FONT_CORRECTION);
+    u8g.drawFrame(54, 49, 73, 4 - (TALL_FONT_CORRECTION));
 
     // SD Card Progress bar and clock
     lcd_setFont(FONT_STATUSMENU);
 
     if (IS_SD_PRINTING) {
       // Progress bar solid part
-      u8g.drawBox(55, 50, (unsigned int)(71.f * card.percentDone() / 100.f), 2 - TALL_FONT_CORRECTION);
+      u8g.drawBox(55, 50, (unsigned int)(71.f * card.percentDone() / 100.f), 2 - (TALL_FONT_CORRECTION));
     }
 
     u8g.setPrintPos(80,48);
 static void lcd_implementation_mark_as_selected(uint8_t row, bool isSelected) {
   if (isSelected) {
     u8g.setColorIndex(1);  // black on white
-    u8g.drawBox(0, row * DOG_CHAR_HEIGHT + 3 - TALL_FONT_CORRECTION, LCD_PIXEL_WIDTH, DOG_CHAR_HEIGHT);
+    u8g.drawBox(0, row * (DOG_CHAR_HEIGHT) + 3 - (TALL_FONT_CORRECTION), LCD_PIXEL_WIDTH, DOG_CHAR_HEIGHT);
     u8g.setColorIndex(0);  // following text must be white on black
   }
   else {
     u8g.setColorIndex(1); // unmarked text is black on white
   }
-  u8g.setPrintPos(START_ROW * DOG_CHAR_WIDTH, (row + 1) * DOG_CHAR_HEIGHT);
+  u8g.setPrintPos((START_ROW) * (DOG_CHAR_WIDTH), (row + 1) * (DOG_CHAR_HEIGHT));
 }
 
 static void lcd_implementation_drawmenu_generic(bool isSelected, uint8_t row, const char* pstr, char pre_char, char post_char) {
     pstr++;
   }
   while (n--) lcd_print(' ');
-  u8g.setPrintPos(LCD_PIXEL_WIDTH - DOG_CHAR_WIDTH, (row + 1) * DOG_CHAR_HEIGHT);
+  u8g.setPrintPos(LCD_PIXEL_WIDTH - (DOG_CHAR_WIDTH), (row + 1) * (DOG_CHAR_HEIGHT));
   lcd_print(post_char);
   lcd_print(' ');
 }
   }
   lcd_print(':');
   while (n--) lcd_print(' ');
-  u8g.setPrintPos(LCD_PIXEL_WIDTH - DOG_CHAR_WIDTH * vallen, (row + 1) * DOG_CHAR_HEIGHT);
+  u8g.setPrintPos(LCD_PIXEL_WIDTH - (DOG_CHAR_WIDTH) * vallen, (row + 1) * (DOG_CHAR_HEIGHT));
   if (pgm)  lcd_printPGM(data);  else  lcd_print((char*)data);
 }
 
 
   if (lcd_strlen_P(pstr) > LCD_WIDTH - 2 - vallen) rows = 2;
 
-  const float kHalfChar = DOG_CHAR_HEIGHT_EDIT / 2;
+  const float kHalfChar = (DOG_CHAR_HEIGHT_EDIT) / 2;
   float rowHeight = u8g.getHeight() / (rows + 1); // 1/(rows+1) = 1/2 or 1/3
 
   u8g.setPrintPos(0, rowHeight + kHalfChar);

Marlin/example_configurations/Felix/Configuration.h

 
 #if ENABLED(MESH_BED_LEVELING)
   #define MESH_MIN_X 10
-  #define MESH_MAX_X (X_MAX_POS - MESH_MIN_X)
+    #define MESH_MAX_X (X_MAX_POS - (MESH_MIN_X))
   #define MESH_MIN_Y 10
-  #define MESH_MAX_Y (Y_MAX_POS - MESH_MIN_Y)
-  #define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
+  #define MESH_MAX_Y (Y_MAX_POS - (MESH_MIN_Y))
+#define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 

Marlin/example_configurations/Felix/Configuration_DUAL.h

 
 #if ENABLED(MESH_BED_LEVELING)
   #define MESH_MIN_X 10
-  #define MESH_MAX_X (X_MAX_POS - MESH_MIN_X)
+    #define MESH_MAX_X (X_MAX_POS - (MESH_MIN_X))
   #define MESH_MIN_Y 10
-  #define MESH_MAX_Y (Y_MAX_POS - MESH_MIN_Y)
-  #define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
+  #define MESH_MAX_Y (Y_MAX_POS - (MESH_MIN_Y))
+#define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 

Marlin/example_configurations/Hephestos/Configuration.h

 
 #if ENABLED(MESH_BED_LEVELING)
   #define MESH_MIN_X 10
-  #define MESH_MAX_X (X_MAX_POS - MESH_MIN_X)
+    #define MESH_MAX_X (X_MAX_POS - (MESH_MIN_X))
   #define MESH_MIN_Y 10
-  #define MESH_MAX_Y (Y_MAX_POS - MESH_MIN_Y)
-  #define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
+  #define MESH_MAX_Y (Y_MAX_POS - (MESH_MIN_Y))
+#define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 

Marlin/example_configurations/Hephestos_2/Configuration.h

 
 #if ENABLED(MESH_BED_LEVELING)
   #define MESH_MIN_X 10
-  #define MESH_MAX_X (X_MAX_POS - MESH_MIN_X)
+    #define MESH_MAX_X (X_MAX_POS - (MESH_MIN_X))
   #define MESH_MIN_Y 10
-  #define MESH_MAX_Y (Y_MAX_POS - MESH_MIN_Y)
-  #define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
+  #define MESH_MAX_Y (Y_MAX_POS - (MESH_MIN_Y))
+#define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 

Marlin/example_configurations/K8200/Configuration.h

 
 #if ENABLED(MESH_BED_LEVELING)
   #define MESH_MIN_X 10
-  #define MESH_MAX_X (X_MAX_POS - MESH_MIN_X)
+    #define MESH_MAX_X (X_MAX_POS - (MESH_MIN_X))
   #define MESH_MIN_Y 10
-  #define MESH_MAX_Y (Y_MAX_POS - MESH_MIN_Y)
-  #define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
+  #define MESH_MAX_Y (Y_MAX_POS - (MESH_MIN_Y))
+#define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 

Marlin/example_configurations/RepRapWorld/Megatronics/Configuration.h

 
 #if ENABLED(MESH_BED_LEVELING)
   #define MESH_MIN_X 10
-  #define MESH_MAX_X (X_MAX_POS - MESH_MIN_X)
+    #define MESH_MAX_X (X_MAX_POS - (MESH_MIN_X))
   #define MESH_MIN_Y 10
-  #define MESH_MAX_Y (Y_MAX_POS - MESH_MIN_Y)
-  #define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
+  #define MESH_MAX_Y (Y_MAX_POS - (MESH_MIN_Y))
+#define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 

Marlin/example_configurations/RigidBot/Configuration.h

 
 #if ENABLED(MESH_BED_LEVELING)
   #define MESH_MIN_X 10
-  #define MESH_MAX_X (X_MAX_POS - MESH_MIN_X)
+    #define MESH_MAX_X (X_MAX_POS - (MESH_MIN_X))
   #define MESH_MIN_Y 10
-  #define MESH_MAX_Y (Y_MAX_POS - MESH_MIN_Y)
-  #define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
+  #define MESH_MAX_Y (Y_MAX_POS - (MESH_MIN_Y))
+#define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 

Marlin/example_configurations/SCARA/Configuration.h

 
 #if ENABLED(MESH_BED_LEVELING)
   #define MESH_MIN_X 10
-  #define MESH_MAX_X (X_MAX_POS - MESH_MIN_X)
+    #define MESH_MAX_X (X_MAX_POS - (MESH_MIN_X))
   #define MESH_MIN_Y 10
-  #define MESH_MAX_Y (Y_MAX_POS - MESH_MIN_Y)
-  #define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
+  #define MESH_MAX_Y (Y_MAX_POS - (MESH_MIN_Y))
+#define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 

Marlin/example_configurations/TAZ4/Configuration.h

 
 #if ENABLED(MESH_BED_LEVELING)
   #define MESH_MIN_X 10
-  #define MESH_MAX_X (X_MAX_POS - MESH_MIN_X)
+    #define MESH_MAX_X (X_MAX_POS - (MESH_MIN_X))
   #define MESH_MIN_Y 10
-  #define MESH_MAX_Y (Y_MAX_POS - MESH_MIN_Y)
-  #define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
+  #define MESH_MAX_Y (Y_MAX_POS - (MESH_MIN_Y))
+#define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 

Marlin/example_configurations/WITBOX/Configuration.h

 
 #if ENABLED(MESH_BED_LEVELING)
   #define MESH_MIN_X 10
-  #define MESH_MAX_X (X_MAX_POS - MESH_MIN_X)
+    #define MESH_MAX_X (X_MAX_POS - (MESH_MIN_X))
   #define MESH_MIN_Y 10
-  #define MESH_MAX_Y (Y_MAX_POS - MESH_MIN_Y)
-  #define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
+  #define MESH_MAX_Y (Y_MAX_POS - (MESH_MIN_Y))
+#define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 

Marlin/example_configurations/adafruit/ST7565/Configuration.h

 
 #if ENABLED(MESH_BED_LEVELING)
   #define MESH_MIN_X 10
-  #define MESH_MAX_X (X_MAX_POS - MESH_MIN_X)
+  #define MESH_MAX_X (X_MAX_POS - (MESH_MIN_X))
   #define MESH_MIN_Y 10
-  #define MESH_MAX_Y (Y_MAX_POS - MESH_MIN_Y)
+  #define MESH_MAX_Y (Y_MAX_POS - (MESH_MIN_Y))
   #define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.

Marlin/example_configurations/delta/biv2.5/Configuration.h

 
 #if ENABLED(MESH_BED_LEVELING)
   #define MESH_MIN_X 10
-  #define MESH_MAX_X (X_MAX_POS - MESH_MIN_X)
+  #define MESH_MAX_X (X_MAX_POS - (MESH_MIN_X))
   #define MESH_MIN_Y 10
-  #define MESH_MAX_Y (Y_MAX_POS - MESH_MIN_Y)
+  #define MESH_MAX_Y (Y_MAX_POS - (MESH_MIN_Y))
   #define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.

Marlin/example_configurations/delta/generic/Configuration.h

 
 #if ENABLED(MESH_BED_LEVELING)
   #define MESH_MIN_X 10
-  #define MESH_MAX_X (X_MAX_POS - MESH_MIN_X)
+  #define MESH_MAX_X (X_MAX_POS - (MESH_MIN_X))
   #define MESH_MIN_Y 10
-  #define MESH_MAX_Y (Y_MAX_POS - MESH_MIN_Y)
+  #define MESH_MAX_Y (Y_MAX_POS - (MESH_MIN_Y))
   #define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.

Marlin/example_configurations/delta/kossel_mini/Configuration.h

 
 #if ENABLED(MESH_BED_LEVELING)
   #define MESH_MIN_X 10
-  #define MESH_MAX_X (X_MAX_POS - MESH_MIN_X)
+  #define MESH_MAX_X (X_MAX_POS - (MESH_MIN_X))
   #define MESH_MIN_Y 10
-  #define MESH_MAX_Y (Y_MAX_POS - MESH_MIN_Y)
+  #define MESH_MAX_Y (Y_MAX_POS - (MESH_MIN_Y))
   #define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.

Marlin/example_configurations/delta/kossel_pro/Configuration.h

 
 #if ENABLED(MESH_BED_LEVELING)
   #define MESH_MIN_X 10
-  #define MESH_MAX_X (X_MAX_POS - MESH_MIN_X)
+    #define MESH_MAX_X (X_MAX_POS - (MESH_MIN_X))
   #define MESH_MIN_Y 10
-  #define MESH_MAX_Y (Y_MAX_POS - MESH_MIN_Y)
-  #define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
+  #define MESH_MAX_Y (Y_MAX_POS - (MESH_MIN_Y))
+#define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 
 #define XYZ_MICROSTEPS 32
 #define XYZ_BELT_PITCH 2
 #define XYZ_PULLEY_TEETH 20
-#define XYZ_STEPS (XYZ_FULL_STEPS_PER_ROTATION * XYZ_MICROSTEPS / double(XYZ_BELT_PITCH) / double(XYZ_PULLEY_TEETH))
+#define XYZ_STEPS ((XYZ_FULL_STEPS_PER_ROTATION) * (XYZ_MICROSTEPS) / double(XYZ_BELT_PITCH) / double(XYZ_PULLEY_TEETH))
 
 // default settings
 // delta speeds must be the same on xyz

Marlin/example_configurations/delta/kossel_xl/Configuration.h

 
 #if ENABLED(MESH_BED_LEVELING)
   #define MESH_MIN_X 10
-  #define MESH_MAX_X (X_MAX_POS - MESH_MIN_X)
+    #define MESH_MAX_X (X_MAX_POS - (MESH_MIN_X))
   #define MESH_MIN_Y 10
-  #define MESH_MAX_Y (Y_MAX_POS - MESH_MIN_Y)
-  #define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
+  #define MESH_MAX_Y (Y_MAX_POS - (MESH_MIN_Y))
+#define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 
 #define XYZ_MICROSTEPS 16
 #define XYZ_BELT_PITCH 2
 #define XYZ_PULLEY_TEETH 16
-#define XYZ_STEPS (XYZ_FULL_STEPS_PER_ROTATION * XYZ_MICROSTEPS / double(XYZ_BELT_PITCH) / double(XYZ_PULLEY_TEETH))
+#define XYZ_STEPS ((XYZ_FULL_STEPS_PER_ROTATION) * (XYZ_MICROSTEPS) / double(XYZ_BELT_PITCH) / double(XYZ_PULLEY_TEETH))
 
 #define DEFAULT_AXIS_STEPS_PER_UNIT   {XYZ_STEPS, XYZ_STEPS, XYZ_STEPS, 158}   // default steps per unit for PowerWasp
 #define DEFAULT_MAX_FEEDRATE          {200, 200, 200, 200}    // (mm/sec)

Marlin/example_configurations/makibox/Configuration.h

 
 #if ENABLED(MESH_BED_LEVELING)
   #define MESH_MIN_X 10
-  #define MESH_MAX_X (X_MAX_POS - MESH_MIN_X)
+    #define MESH_MAX_X (X_MAX_POS - (MESH_MIN_X))
   #define MESH_MIN_Y 10
-  #define MESH_MAX_Y (Y_MAX_POS - MESH_MIN_Y)
-  #define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
+  #define MESH_MAX_Y (Y_MAX_POS - (MESH_MIN_Y))
+#define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 

Marlin/example_configurations/tvrrug/Round2/Configuration.h

 
 #if ENABLED(MESH_BED_LEVELING)
   #define MESH_MIN_X 10
-  #define MESH_MAX_X (X_MAX_POS - MESH_MIN_X)
+    #define MESH_MAX_X (X_MAX_POS - (MESH_MIN_X))
   #define MESH_MIN_Y 10
-  #define MESH_MAX_Y (Y_MAX_POS - MESH_MIN_Y)
-  #define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
+  #define MESH_MAX_Y (Y_MAX_POS - (MESH_MIN_Y))
+#define MESH_NUM_X_POINTS 3  // Don't use more than 7 points per axis, implementation limited.
   #define MESH_NUM_Y_POINTS 3
   #define MESH_HOME_SEARCH_Z 4  // Z after Home, bed somewhere below but above 0.0.
 

Marlin/mesh_bed_leveling.h

 
 #if ENABLED(MESH_BED_LEVELING)
 
-  #define MESH_X_DIST ((MESH_MAX_X - MESH_MIN_X)/(MESH_NUM_X_POINTS - 1))
-  #define MESH_Y_DIST ((MESH_MAX_Y - MESH_MIN_Y)/(MESH_NUM_Y_POINTS - 1))
+  #define MESH_X_DIST ((MESH_MAX_X - (MESH_MIN_X))/(MESH_NUM_X_POINTS - 1))
+  #define MESH_Y_DIST ((MESH_MAX_Y - (MESH_MIN_Y))/(MESH_NUM_Y_POINTS - 1))
 
   class mesh_bed_leveling {
   public:

Marlin/planner.cpp

       }
     #endif //FAN_KICKSTART_TIME
     #if defined(FAN_MIN_PWM)
-      #define CALC_FAN_SPEED (tail_fan_speed ? ( FAN_MIN_PWM + (tail_fan_speed * (255 - FAN_MIN_PWM)) / 255 ) : 0)
+      #define CALC_FAN_SPEED (tail_fan_speed ? ( FAN_MIN_PWM + (tail_fan_speed * (255 - (FAN_MIN_PWM))) / 255 ) : 0)
     #else
       #define CALC_FAN_SPEED tail_fan_speed
     #endif // FAN_MIN_PWM
         SERIAL_ECHOLNPGM(MSG_ERR_COLD_EXTRUDE_STOP);
       }
       #if ENABLED(PREVENT_LENGTHY_EXTRUDE)
-        if (labs(de) > axis_steps_per_unit[E_AXIS] * EXTRUDE_MAXLENGTH) {
+        if (labs(de) > axis_steps_per_unit[E_AXIS] * (EXTRUDE_MAXLENGTH)) {
           position[E_AXIS] = target[E_AXIS]; // Behave as if the move really took place, but ignore E part
           de = 0; // no difference
           SERIAL_ECHO_START;
           #if ENABLED(DUAL_X_CARRIAGE)
             if (extruder_duplication_enabled) {
               enable_e1();
-              g_uc_extruder_last_move[1] = BLOCK_BUFFER_SIZE * 2;
+              g_uc_extruder_last_move[1] = (BLOCK_BUFFER_SIZE) * 2;
             }
           #endif
-          g_uc_extruder_last_move[0] = BLOCK_BUFFER_SIZE * 2;
+          g_uc_extruder_last_move[0] = (BLOCK_BUFFER_SIZE) * 2;
           #if EXTRUDERS > 1
             if (g_uc_extruder_last_move[1] == 0) disable_e1();
             #if EXTRUDERS > 2
         #if EXTRUDERS > 1
           case 1:
             enable_e1();
-            g_uc_extruder_last_move[1] = BLOCK_BUFFER_SIZE * 2;
+            g_uc_extruder_last_move[1] = (BLOCK_BUFFER_SIZE) * 2;
             if (g_uc_extruder_last_move[0] == 0) disable_e0();
             #if EXTRUDERS > 2
               if (g_uc_extruder_last_move[2] == 0) disable_e2();
           #if EXTRUDERS > 2
             case 2:
               enable_e2();
-              g_uc_extruder_last_move[2] = BLOCK_BUFFER_SIZE * 2;
+              g_uc_extruder_last_move[2] = (BLOCK_BUFFER_SIZE) * 2;
               if (g_uc_extruder_last_move[0] == 0) disable_e0();
               if (g_uc_extruder_last_move[1] == 0) disable_e1();
               #if EXTRUDERS > 3
             #if EXTRUDERS > 3
               case 3:
                 enable_e3();
-                g_uc_extruder_last_move[3] = BLOCK_BUFFER_SIZE * 2;
+                g_uc_extruder_last_move[3] = (BLOCK_BUFFER_SIZE) * 2;
                 if (g_uc_extruder_last_move[0] == 0) disable_e0();
                 if (g_uc_extruder_last_move[1] == 0) disable_e1();
                 if (g_uc_extruder_last_move[2] == 0) disable_e2();
 
   // Slow down when the buffer starts to empty, rather than wait at the corner for a buffer refill
   #if ENABLED(OLD_SLOWDOWN) || ENABLED(SLOWDOWN)
-    bool mq = moves_queued > 1 && moves_queued < BLOCK_BUFFER_SIZE / 2;
+    bool mq = moves_queued > 1 && moves_queued < (BLOCK_BUFFER_SIZE) / 2;
     #if ENABLED(OLD_SLOWDOWN)
-      if (mq) feed_rate *= 2.0 * moves_queued / BLOCK_BUFFER_SIZE;
+      if (mq) feed_rate *= 2.0 * moves_queued / (BLOCK_BUFFER_SIZE);
     #endif
     #if ENABLED(SLOWDOWN)
       //  segment time im micro seconds
     }
     else {
       long acc_dist = estimate_acceleration_distance(0, block->nominal_rate, block->acceleration_st);
-      float advance = (STEPS_PER_CUBIC_MM_E * EXTRUDER_ADVANCE_K) * (cse * cse * EXTRUSION_AREA * EXTRUSION_AREA) * 256;
+      float advance = ((STEPS_PER_CUBIC_MM_E) * (EXTRUDER_ADVANCE_K)) * (cse * cse * (EXTRUSION_AREA) * (EXTRUSION_AREA)) * 256;
       block->advance = advance;
       block->advance_rate = acc_dist ? advance / (float)acc_dist : 0;
     }

Marlin/servo.cpp

   byte channel = this->servoIndex;
   if (channel < MAX_SERVOS) {  // ensure channel is valid
     // ensure pulse width is valid
-    value = constrain(value, SERVO_MIN(), SERVO_MAX()) - TRIM_DURATION;
+    value = constrain(value, SERVO_MIN(), SERVO_MAX()) - (TRIM_DURATION);
     value = usToTicks(value);  // convert to ticks after compensating for interrupt overhead - 12 Aug 2009
 
     CRITICAL_SECTION_START;

Marlin/temperature.cpp

 #if ENABLED(PIDTEMP)
   #if ENABLED(PID_PARAMS_PER_EXTRUDER)
     float Kp[EXTRUDERS] = ARRAY_BY_EXTRUDERS1(DEFAULT_Kp);
-    float Ki[EXTRUDERS] = ARRAY_BY_EXTRUDERS1(DEFAULT_Ki* PID_dT);
-    float Kd[EXTRUDERS] = ARRAY_BY_EXTRUDERS1(DEFAULT_Kd / PID_dT);
+    float Ki[EXTRUDERS] = ARRAY_BY_EXTRUDERS1((DEFAULT_Ki) * (PID_dT));
+    float Kd[EXTRUDERS] = ARRAY_BY_EXTRUDERS1((DEFAULT_Kd) / (PID_dT));
     #if ENABLED(PID_ADD_EXTRUSION_RATE)
       float Kc[EXTRUDERS] = ARRAY_BY_EXTRUDERS1(DEFAULT_Kc);
     #endif // PID_ADD_EXTRUSION_RATE
   disable_all_heaters(); // switch off all heaters.
 
   if (extruder < 0)
-    soft_pwm_bed = bias = d = MAX_BED_POWER / 2;
+    soft_pwm_bed = bias = d = (MAX_BED_POWER) / 2;
   else
-    soft_pwm[extruder] = bias = d = PID_MAX / 2;
+    soft_pwm[extruder] = bias = d = (PID_MAX) / 2;
 
   // PID Tuning loop
   for (;;) {
 void updatePID() {
   #if ENABLED(PIDTEMP)
     for (int e = 0; e < EXTRUDERS; e++) {
-      temp_iState_max[e] = PID_INTEGRAL_DRIVE_MAX / PID_PARAM(Ki,e);
+      temp_iState_max[e] = (PID_INTEGRAL_DRIVE_MAX) / PID_PARAM(Ki,e);
       #if ENABLED(PID_ADD_EXTRUSION_RATE)
         last_position[e] = 0;
       #endif
     }
   #endif
   #if ENABLED(PIDTEMPBED)
-    temp_iState_max_bed = PID_BED_INTEGRAL_DRIVE_MAX / bedKi;
+    temp_iState_max_bed = (PID_BED_INTEGRAL_DRIVE_MAX) / bedKi;
   #endif
 }
 
         pid_output = BANG_MAX;
         pid_reset[e] = true;
       }
-      else if (pid_error[e] < -PID_FUNCTIONAL_RANGE || target_temperature[e] == 0) {
+      else if (pid_error[e] < -(PID_FUNCTIONAL_RANGE) || target_temperature[e] == 0) {
         pid_output = 0;
         pid_reset[e] = true;
       }
       if (current_temperature_bed > BED_MINTEMP && current_temperature_bed < BED_MAXTEMP) {
         if (current_temperature_bed >= target_temperature_bed + BED_HYSTERESIS)
           soft_pwm_bed = 0;
-        else if (current_temperature_bed <= target_temperature_bed - BED_HYSTERESIS)
+        else if (current_temperature_bed <= target_temperature_bed - (BED_HYSTERESIS))
           soft_pwm_bed = MAX_BED_POWER >> 1;
       }
       else {
 
     return celsius;
   }
-  return ((raw * ((5.0 * 100.0) / 1024.0) / OVERSAMPLENR) * TEMP_SENSOR_AD595_GAIN) + TEMP_SENSOR_AD595_OFFSET;
+  return ((raw * ((5.0 * 100.0) / 1024.0) / OVERSAMPLENR) * (TEMP_SENSOR_AD595_GAIN)) + TEMP_SENSOR_AD595_OFFSET;
 }
 
 // Derived from RepRap FiveD extruder::getTemperature()
 
   #elif defined(BED_USES_AD595)
 
-    return ((raw * ((5.0 * 100.0) / 1024.0) / OVERSAMPLENR) * TEMP_SENSOR_AD595_GAIN) + TEMP_SENSOR_AD595_OFFSET;
+    return ((raw * ((5.0 * 100.0) / 1024.0) / OVERSAMPLENR) * (TEMP_SENSOR_AD595_GAIN)) + TEMP_SENSOR_AD595_OFFSET;
 
   #else
 
     maxttemp[e] = maxttemp[0];
     #if ENABLED(PIDTEMP)
       temp_iState_min[e] = 0.0;
-      temp_iState_max[e] = PID_INTEGRAL_DRIVE_MAX / PID_PARAM(Ki, e);
+      temp_iState_max[e] = (PID_INTEGRAL_DRIVE_MAX) / PID_PARAM(Ki, e);
       #if ENABLED(PID_ADD_EXTRUSION_RATE)
         last_position[e] = 0;
       #endif
     #endif //PIDTEMP
     #if ENABLED(PIDTEMPBED)
       temp_iState_min_bed = 0.0;
-      temp_iState_max_bed = PID_BED_INTEGRAL_DRIVE_MAX / bedKi;
+      temp_iState_max_bed = (PID_BED_INTEGRAL_DRIVE_MAX) / bedKi;
     #endif //PIDTEMPBED
   }
 
   void start_watching_heater(int e) {
     if (degHotend(e) < degTargetHotend(e) - (WATCH_TEMP_INCREASE + TEMP_HYSTERESIS + 1)) {
       watch_target_temp[e] = degHotend(e) + WATCH_TEMP_INCREASE;
-      watch_heater_next_ms[e] = millis() + WATCH_TEMP_PERIOD * 1000UL;
+      watch_heater_next_ms[e] = millis() + (WATCH_TEMP_PERIOD) * 1000UL;
     }
     else
       watch_heater_next_ms[e] = 0;

Marlin/ultralcd.cpp

 typedef void (*menuFunc_t)();
 
 uint8_t lcd_status_message_level;
-char lcd_status_message[3 * LCD_WIDTH + 1] = WELCOME_MSG; // worst case is kana with up to 3*LCD_WIDTH+1
+char lcd_status_message[3 * (LCD_WIDTH) + 1] = WELCOME_MSG; // worst case is kana with up to 3*LCD_WIDTH+1
 
 #if ENABLED(DOGLCD)
   #include "dogm_lcd_implementation.h"
     #define MENU_MULTIPLIER_ITEM_EDIT_CALLBACK(type, label, args...) MENU_ITEM(setting_edit_callback_ ## type, label, PSTR(label), ## args)
   #endif //!ENCODER_RATE_MULTIPLIER
   #define END_MENU() \
-      if (encoderLine >= _menuItemNr) { encoderPosition = _menuItemNr * ENCODER_STEPS_PER_MENU_ITEM - 1; encoderLine = encoderPosition / ENCODER_STEPS_PER_MENU_ITEM; }\
-      if (encoderLine >= currentMenuViewOffset + LCD_HEIGHT) { currentMenuViewOffset = encoderLine - LCD_HEIGHT + 1; lcdDrawUpdate = 1; _lineNr = currentMenuViewOffset - 1; _drawLineNr = -1; } \
+      if (encoderLine >= _menuItemNr) { encoderPosition = _menuItemNr * (ENCODER_STEPS_PER_MENU_ITEM) - 1; encoderLine = encoderPosition / ENCODER_STEPS_PER_MENU_ITEM; }\
+      if (encoderLine >= currentMenuViewOffset + LCD_HEIGHT) { currentMenuViewOffset = encoderLine - (LCD_HEIGHT) + 1; lcdDrawUpdate = 1; _lineNr = currentMenuViewOffset - 1; _drawLineNr = -1; } \
       } } while(0)
 
   /** Used variables to keep track of the menu */
       }
       if (feedrate_multiplier == 100) {
         if (int(encoderPosition) > ENCODER_FEEDRATE_DEADZONE) {
-          feedrate_multiplier += int(encoderPosition) - ENCODER_FEEDRATE_DEADZONE;
+          feedrate_multiplier += int(encoderPosition) - (ENCODER_FEEDRATE_DEADZONE);
           encoderPosition = 0;
         }
         else if (int(encoderPosition) < -ENCODER_FEEDRATE_DEADZONE) {
   if (LCD_CLICKED) lcd_goto_previous_menu();
 }
 #if ENABLED(DELTA)
-  static float delta_clip_radius_2 =  DELTA_PRINTABLE_RADIUS * DELTA_PRINTABLE_RADIUS;
+  static float delta_clip_radius_2 =  (DELTA_PRINTABLE_RADIUS) * (DELTA_PRINTABLE_RADIUS);
   static int delta_clip( float a ) { return sqrt(delta_clip_radius_2 - a*a); }
   static void lcd_move_x() { int clip = delta_clip(current_position[Y_AXIS]); _lcd_move(PSTR(MSG_MOVE_X), X_AXIS, max(X_MIN_POS, -clip), min(X_MAX_POS, clip)); }
   static void lcd_move_y() { int clip = delta_clip(current_position[X_AXIS]); _lcd_move(PSTR(MSG_MOVE_X), X_AXIS, max(X_MIN_POS, -clip), min(X_MAX_POS, clip)); }
 
 void lcd_setstatus(const char* message, bool persist) {
   if (lcd_status_message_level > 0) return;
-  strncpy(lcd_status_message, message, 3 * LCD_WIDTH);
+  strncpy(lcd_status_message, message, 3 * (LCD_WIDTH));
   set_utf_strlen(lcd_status_message, LCD_WIDTH);
   lcd_finishstatus(persist);
 }
 
 void lcd_setstatuspgm(const char* message, uint8_t level) {
   if (level >= lcd_status_message_level) {
-    strncpy_P(lcd_status_message, message, 3 * LCD_WIDTH);
+    strncpy_P(lcd_status_message, message, 3 * (LCD_WIDTH));
     set_utf_strlen(lcd_status_message, LCD_WIDTH);
     lcd_status_message_level = level;
     lcd_finishstatus(level > 0);
       #if ENABLED(RIGIDBOT_PANEL)
         if (now > next_button_update_ms) {
           if (READ(BTN_UP) == 0) {
-            encoderDiff = -1 * ENCODER_STEPS_PER_MENU_ITEM;
+            encoderDiff = -1 * (ENCODER_STEPS_PER_MENU_ITEM);
             next_button_update_ms = now + 300;
           }
           else if (READ(BTN_DWN) == 0) {
             next_button_update_ms = now + 300;
           }
           else if (READ(BTN_LFT) == 0) {
-            encoderDiff = -1 * ENCODER_PULSES_PER_STEP;
+            encoderDiff = -1 * (ENCODER_PULSES_PER_STEP);
             next_button_update_ms = now + 300;
           }
           else if (READ(BTN_RT) == 0) {
   static void _lcd_level_bed() {
     if ((encoderPosition != 0) && (movesplanned() <= 3)) {
       refresh_cmd_timeout();
-      current_position[Z_AXIS] += float((int)encoderPosition) * MBL_Z_STEP;
+      current_position[Z_AXIS] += float((int)encoderPosition) * (MBL_Z_STEP);
       if (min_software_endstops) NOLESS(current_position[Z_AXIS], Z_MIN_POS);
       if (max_software_endstops) NOMORE(current_position[Z_AXIS], Z_MAX_POS);
       encoderPosition = 0;
     if (LCD_CLICKED) {
       if (!debounce_click) {
         debounce_click = true;
-        int ix = _lcd_level_bed_position % MESH_NUM_X_POINTS,
-            iy = _lcd_level_bed_position / MESH_NUM_X_POINTS;
+        int ix = _lcd_level_bed_position % (MESH_NUM_X_POINTS),
+            iy = _lcd_level_bed_position / (MESH_NUM_X_POINTS);
         if (iy & 1) ix = (MESH_NUM_X_POINTS - 1) - ix; // Zig zag
         mbl.set_z(ix, iy, current_position[Z_AXIS]);
         _lcd_level_bed_position++;
-        if (_lcd_level_bed_position == MESH_NUM_X_POINTS * MESH_NUM_Y_POINTS) {
+        if (_lcd_level_bed_position == (MESH_NUM_X_POINTS) * (MESH_NUM_Y_POINTS)) {
           current_position[Z_AXIS] = MESH_HOME_SEARCH_Z;
           line_to_current(Z_AXIS);
           mbl.active = 1;
         else {
           current_position[Z_AXIS] = MESH_HOME_SEARCH_Z;
           line_to_current(Z_AXIS);
-          ix = _lcd_level_bed_position % MESH_NUM_X_POINTS;
-          iy = _lcd_level_bed_position / MESH_NUM_X_POINTS;
+          ix = _lcd_level_bed_position % (MESH_NUM_X_POINTS);
+          iy = _lcd_level_bed_position / (MESH_NUM_X_POINTS);
           if (iy & 1) ix = (MESH_NUM_X_POINTS - 1) - ix; // Zig zag
           current_position[X_AXIS] = mbl.get_x(ix);
           current_position[Y_AXIS] = mbl.get_y(iy);

Marlin/ultralcd_implementation_hitachi_HD44780.h

       // Draw the progress bar if the message has shown long enough
       // or if there is no message set.
       if (millis() >= progress_bar_ms + PROGRESS_BAR_MSG_TIME || !lcd_status_message[0]) {
-        int tix = (int)(card.percentDone() * LCD_WIDTH * 3) / 100,
+        int tix = (int)(card.percentDone() * (LCD_WIDTH) * 3) / 100,
           cel = tix / 3, rem = tix % 3, i = LCD_WIDTH;
         char msg[LCD_WIDTH + 1], b = ' ';
         msg[i] = '\0';

Marlin/ultralcd_st7920_u8glib_rrd.h

         ST7920_WRITE_BYTE(0x80 | y); //set y
         ST7920_WRITE_BYTE(0x80);     //set x = 0
         ST7920_SET_DAT();
-        for (i = 0; i < 2 * LCD_PIXEL_WIDTH / 8; i++) //2x width clears both segments
+        for (i = 0; i < 2 * (LCD_PIXEL_WIDTH) / 8; i++) //2x width clears both segments
           ST7920_WRITE_BYTE(0);
         ST7920_SET_CMD();
       }