BOLD = YES / NO option

Because this option costs around 400bytes

src/Makefile

@@ -62,8 +62,9 @@ HAPTIC = NO
 # SPLASH on START
 SPLASH = YES
 
-# GRAPHICS (sliders / checkboxes)
+# GRAPHICS (sliders / checkboxes / bold)
 GRAPHICS = YES
+BOLD = YES
 
 # THR trace (in STATS screen)
 THR_TRACE = YES
@@ -257,6 +258,10 @@ ifeq ($(GRAPHICS), YES)
   CPPDEFS += -DGRAPHICS
 endif
 
+ifeq ($(BOLD), YES)
+  CPPDEFS += -DBOLD_FONT
+endif
+
 ifeq ($(THR_TRACE), YES)
   CPPDEFS += -DTHRTRACE
 endif

src/lcd.cpp

@@ -135,6 +135,7 @@ void lcd_putcAtt(uint8_t x, uint8_t y, const unsigned char c, uint8_t mode)
       if (p<DISPLAY_END) {
         *p = (*p & (~(0xff << ym8))) + (b << ym8);
         if (ym8) { uint8_t *r = p + DISPLAY_W; if (r<DISPLAY_END) *r = (*r & (~(0xff >> (8-ym8)))) + (b >> (8-ym8)); }
+#ifdef BOLD_FONT
         if (mode & BOLD) {
           if (inv)
             *(p+1) &= (b << ym8);
@@ -142,6 +143,7 @@ void lcd_putcAtt(uint8_t x, uint8_t y, const unsigned char c, uint8_t mode)
             *(p+1) |= (b << ym8);
 
         }
+#endif
       }
       p--;
     }

src/lcd.h

@@ -46,7 +46,11 @@
 /* lcd text flags */
 #define INVERS        0x02
 #define DBLSIZE       0x04
+#ifdef BOLD_FONT
 #define BOLD          0x40
+#else
+#define BOLD          0x00
+#endif
 
 /* lcd putc flags */
 #define CONDENSED     0x08

src/open9x.cpp

@@ -354,7 +354,9 @@ int16_t  Expo::expo(int16_t x)
 }
 #endif
 
+#ifdef BOLD_FONT
 ACTIVE_EXPOS_TYPE activeExpos;
+#endif
 
 void applyExpos(int16_t *anas)
 {
@@ -363,7 +365,10 @@ void applyExpos(int16_t *anas)
 
   uint8_t phase = s_perout_flight_phase + 1;
   int8_t cur_chn = -1;
+
+#ifdef BOLD_FONT
   activeExpos = 0;
+#endif
 
   for (uint8_t i=0; i<MAX_EXPOS; i++) {
     ExpoData &ed = g_model.expoData[i];
@@ -393,7 +398,9 @@ void applyExpos(int16_t *anas)
       }
     }
     if (getSwitch(ed.swtch, 1)) {
+#ifdef BOLD_FONT
       activeExpos |= ((ACTIVE_EXPOS_TYPE)1 << i);
+#endif
       int16_t v = anas2[ed.chn];
       if((v<0 && ed.mode&1) || (v>=0 && ed.mode&2)) {
         cur_chn = ed.chn;
@@ -1908,7 +1915,9 @@ void perOut(uint8_t tick10ms)
       }
     }
 
+#ifdef BOLD_FONT
     activeMixes |= ((ACTIVE_MIXES_TYPE)1 << i);
+#endif
 
     //========== OFFSET ===============
     if (apply_offset && md->sOffset) v += calc100toRESX(md->sOffset);
@@ -1971,8 +1980,10 @@ void perOut(uint8_t tick10ms)
     switch(md->mltpx){
       case MLTPX_REP:
         *ptr = dv;
+#ifdef BOLD_FONT
         for (uint8_t m=i-1; m>=0 && mixaddress(m)->destCh == md->destCh; m--)
           activeMixes &= ~((ACTIVE_MIXES_TYPE)1 << m);
+#endif
         break;
       case MLTPX_MUL:
         dv /= 100;
@@ -1999,11 +2010,15 @@ char userDataDisplayBuf[TELEM_SCREEN_BUFFER_SIZE];
 #define TIME_TO_WRITE s_eeDirtyMsk
 #endif
 
+#ifdef BOLD_FONT
 ACTIVE_MIXES_TYPE activeMixes;
+#endif
 int32_t sum_chans512[NUM_CHNOUT] = {0};
 inline void doMixerCalculations(uint16_t tmr10ms, uint8_t tick10ms)
 {
+#ifdef BOLD_FONT
   activeMixes = 0;
+#endif
 
   if (g_eeGeneral.filterInput == 1) {
     getADC_filt() ;

src/open9x.h

@@ -796,10 +796,9 @@ extern void moveTrimsToOffsets();
 #define ACTIVE_MIXES_TYPE uint32_t
 #endif
 
+#ifdef BOLD_FONT
 extern ACTIVE_EXPOS_TYPE activeExpos;
 extern ACTIVE_MIXES_TYPE activeMixes;
-extern uint16_t activeFunctions;
-
 inline bool isExpoActive(uint8_t expo)
 {
   return activeExpos & ((ACTIVE_EXPOS_TYPE)1 << expo);
@@ -809,7 +808,12 @@ inline bool isMixActive(uint8_t mix)
 {
   return activeMixes & ((ACTIVE_MIXES_TYPE)1 << mix);
 }
+#else
+#define isExpoActive(x) false
+#define isMixActive(x) false
+#endif
 
+extern uint16_t activeFunctions;
 inline bool isFunctionActive(uint8_t func)
 {
   return activeFunctions & (1 << (func-FUNC_TRAINER));