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Chip_Clock_SetUSBClockSource
void Chip_Clock_SetUSBClockSource(CHIP_SYSCTL_USBCLKSRC_T src, uint32_t div) { LPC_SYSCTL->USBCLKSEL = (uint32_t) src; LPC_SYSCTL->USBCLKUEN = 0; LPC_SYSCTL->USBCLKUEN = 1; LPC_SYSCTL->USBCLKDIV = div; }
/* Set USB clock source and divider */
Set USB clock source and divider
Chip_Clock_SetWDTClockSource
void Chip_Clock_SetWDTClockSource(CHIP_SYSCTL_WDTCLKSRC_T src, uint32_t div) { LPC_SYSCTL->WDTCLKSEL = (uint32_t) src; LPC_SYSCTL->WDTCLKUEN = 0; LPC_SYSCTL->WDTCLKUEN = 1; LPC_SYSCTL->WDTCLKDIV = div; }
/* Set WDT clock source and divider */
Set WDT clock source and divider
Chip_Clock_GetWDTOSCRate
uint32_t Chip_Clock_GetWDTOSCRate(void) { return Chip_Clock_GetWDTLFORate(LPC_SYSCTL->WDTOSCCTRL); }
/* Return estimated watchdog oscillator rate */
Return estimated watchdog oscillator rate
Chip_Clock_GetLFOOSCRate
uint32_t Chip_Clock_GetLFOOSCRate(void) { return Chip_Clock_GetWDTLFORate(LPC_SYSCTL->LFOSCCTRL); }
/* Return estimated low frequency oscillator rate */
Return estimated low frequency oscillator rate
Chip_Clock_GetSystemPLLInClockRate
uint32_t Chip_Clock_GetSystemPLLInClockRate(void) { uint32_t clkRate; switch ((CHIP_SYSCTL_PLLCLKSRC_T) (LPC_SYSCTL->SYSPLLCLKSEL & 0x3)) { case SYSCTL_PLLCLKSRC_IRC: clkRate = Chip_Clock_GetIntOscRate(); break; case SYSCTL_PLLCLKSRC_MAINOSC: clkRate = Chip_Clock_GetMainOscRate(); break; #if defined(CHIP_LPC11AXX) case SYSCTL_PLLCLKSRC_EXT_CLKIN: clkRate = Chip_Clock_GetExtClockInRate(); break; #endif default: clkRate = 0; } return clkRate; }
/* Return System PLL input clock rate */
Return System PLL input clock rate
Chip_Clock_GetSystemPLLOutClockRate
uint32_t Chip_Clock_GetSystemPLLOutClockRate(void) { return Chip_Clock_GetPLLFreq(LPC_SYSCTL->SYSPLLCTRL, Chip_Clock_GetSystemPLLInClockRate()); }
/* Return System PLL output clock rate */
Return System PLL output clock rate
Chip_Clock_GetUSBPLLInClockRate
uint32_t Chip_Clock_GetUSBPLLInClockRate(void) { uint32_t clkRate; switch ((CHIP_SYSCTL_PLLCLKSRC_T) (LPC_SYSCTL->USBPLLCLKSEL & 0x3)) { case SYSCTL_PLLCLKSRC_IRC: clkRate = Chip_Clock_GetIntOscRate(); break; case SYSCTL_PLLCLKSRC_MAINOSC: clkRate = Chip_Clock_GetMainOscRate(); break; default: clkRate = 0; } return clkRate; }
/* Return USB PLL input clock rate */
Return USB PLL input clock rate
Chip_Clock_GetUSBPLLOutClockRate
uint32_t Chip_Clock_GetUSBPLLOutClockRate(void) { return Chip_Clock_GetPLLFreq(LPC_SYSCTL->USBPLLCTRL, Chip_Clock_GetUSBPLLInClockRate()); }
/* Return USB PLL output clock rate */
Return USB PLL output clock rate
Chip_Clock_GetMainClockRate
uint32_t Chip_Clock_GetMainClockRate(void) { uint32_t clkRate = 0; switch ((CHIP_SYSCTL_MAINCLKSRC_T) (LPC_SYSCTL->MAINCLKSEL & 0x3)) { case SYSCTL_MAINCLKSRC_IRC: clkRate = Chip_Clock_GetIntOscRate(); break; case SYSCTL_MAINCLKSRC_PLLIN: clkRate = Chip_Clock_GetSystemPLLInClockRate(); break; #if defined(CHIP_LPC11AXX) case SYSCTL_MAINCLKSRC_LFOSC: clkRate = Chip_Clock_GetLFOOSCRate(); break; #else case SYSCTL_MAINCLKSRC_WDTOSC: clkRate = Chip_Clock_GetWDTOSCRate(); break; #endif case SYSCTL_MAINCLKSRC_PLLOUT: clkRate = Chip_Clock_GetSystemPLLOutClockRate(); break; } return clkRate; }
/* Return main clock rate */
Return main clock rate
Chip_Clock_GetSystemClockRate
uint32_t Chip_Clock_GetSystemClockRate(void) { /* No point in checking for divide by 0 */ return Chip_Clock_GetMainClockRate() / LPC_SYSCTL->SYSAHBCLKDIV; }
/* Return system clock rate */
Return system clock rate
Chip_SYSCTL_SetDeepSleepPD
void Chip_SYSCTL_SetDeepSleepPD(uint32_t sleepmask) { /* Update new value */ LPC_SYSCTL->PDSLEEPCFG = PDSLEEPMASK | (sleepmask & PDSLEEPMASKTMP); }
/* Setup deep sleep behaviour for power down */
Setup deep sleep behaviour for power down
Chip_SYSCTL_SetWakeup
void Chip_SYSCTL_SetWakeup(uint32_t wakeupmask) { /* Update new value */ LPC_SYSCTL->PDWAKECFG = PDWAKEUPUSEMASK | (wakeupmask & PDWAKEUPMASKTMP); }
/* Setup wakeup behaviour from deep sleep */
Setup wakeup behaviour from deep sleep
Chip_SYSCTL_PowerDown
void Chip_SYSCTL_PowerDown(uint32_t powerdownmask) { uint32_t pdrun; pdrun = LPC_SYSCTL->PDRUNCFG & PDRUNCFGMASKTMP; pdrun |= (powerdownmask & PDRUNCFGMASKTMP); LPC_SYSCTL->PDRUNCFG = (pdrun | PDRUNCFGUSEMASK); }
/* Power down one or more blocks or peripherals */
Power down one or more blocks or peripherals
Chip_SYSCTL_PowerUp
void Chip_SYSCTL_PowerUp(uint32_t powerupmask) { uint32_t pdrun; pdrun = LPC_SYSCTL->PDRUNCFG & PDRUNCFGMASKTMP; pdrun &= ~(powerupmask & PDRUNCFGMASKTMP); LPC_SYSCTL->PDRUNCFG = (pdrun | PDRUNCFGUSEMASK); }
/* Power up one or more blocks or peripherals */
Power up one or more blocks or peripherals
u8x8_SetBitmapDeviceSize
static uint8_t u8x8_SetBitmapDeviceSize(u8x8_t *u8x8, uint16_t pixel_width, uint16_t pixel_height) { /* update the global bitmap object, allocate the bitmap */ if ( u8x8_bitmap_SetSize(&u8x8_bitmap, pixel_width, pixel_height) == 0 ) return 0; /* update the u8x8 object */ u8x8_bitmap_info.tile_width = (pixel_width+7)/8; u8x8_bitmap_info.tile_height = (pixel_height+7)/8; u8x8_bitmap_info.pixel_width = pixel_width; u8x8_bitmap_info.pixel_height = pixel_height; return 1; }
/* will be called by u8x8_SetupBitmap or u8g2_SetupBitmap */
will be called by u8x8_SetupBitmap or u8g2_SetupBitmap
u8x8_DrawBitmapTiles
static void u8x8_DrawBitmapTiles(u8x8_t *u8x8, uint16_t tx, uint16_t ty, uint8_t tile_cnt, uint8_t *tile_ptr) { u8x8_bitmap_DrawTiles(&u8x8_bitmap, tx, ty, tile_cnt, tile_ptr); }
/* draw tiles to the bitmap, called by the device procedure */
draw tiles to the bitmap, called by the device procedure
u8x8_SetupBitmap
void u8x8_SetupBitmap(u8x8_t *u8x8, uint16_t pixel_width, uint16_t pixel_height) { u8x8_SetBitmapDeviceSize(u8x8, pixel_width, pixel_height); /* setup defaults */ u8x8_SetupDefaults(u8x8); /* setup specific callbacks */ u8x8->display_cb = u8x8_d_bitmap; /* setup display info */ u8x8_SetupMemory(u8x8); }
/* u8x8 and u8g2 setup functions */
u8x8 and u8g2 setup functions
u8x8_ConnectBitmapToU8x8
uint8_t u8x8_ConnectBitmapToU8x8(u8x8_t *u8x8) { if ( u8x8_SetBitmapDeviceSize(u8x8, u8x8_GetCols(u8x8)*8, u8x8_GetRows(u8x8)*8) == 0 ) return 0; u8x8_bitmap.u8x8_bitmap_display_old_cb = u8x8->display_cb; u8x8->display_cb = u8x8_d_bitmap_chain; return 1; }
/* connect the bitmap to an existing u8g2 or u8x8 object */
connect the bitmap to an existing u8g2 or u8x8 object
u8g2_ll_hvline_xbm
void u8g2_ll_hvline_xbm(u8g2_t *u8g2, u8g2_uint_t x, u8g2_uint_t y, u8g2_uint_t len, uint8_t dir) { if ( dir == 0 ) { do { u8g2_draw_pixel_horizontal_xbm(u8g2, x, y); x++; len--; } while( len != 0 ); } else { do { u8g2_draw_pixel_horizontal_xbm(u8g2, x, y); y++; len--; } while( len != 0 ); } }
/* x,y Upper left position of the line within the local buffer (not the display!) len length of the line in pixel, len must not be 0 dir 0: horizontal line (left to right) 1: vertical line (top to bottom) asumption: all clipping done */
x,y Upper left position of the line within the local buffer (not the display!) len length of the line in pixel, len must not be 0 dir 0: horizontal line (left to right) 1: vertical line (top to bottom) asumption: all clipping done
me_cb_null
int me_cb_null(menu_t *menu, const me_t *me, uint8_t msg) { return 0; }
/* this function must be the last function in the list. it also marks the end of a list */
this function must be the last function in the list. it also marks the end of a list
me_cb_0_5
int me_cb_0_5(menu_t *menu, const me_t *me, uint8_t msg) { switch(msg) { case ME_MSG_SELECT: { uint8_t val = *(uint8_t *)(me->val); val++; if ( val > 5 ) val = 0; *(uint8_t *)(me->val) = val; } return 1; } return me_cb_0_9(menu, me, msg); }
/* Name: me_cb_0_5 Val: uint8_t * */
Name: me_cb_0_5 Val: uint8_t *
me_cb_0_55
int me_cb_0_55(menu_t *menu, const me_t *me, uint8_t msg) { switch(msg) { case ME_MSG_SELECT: { uint8_t val = *(uint8_t *)(me->val); val+=5; if ( val > 55 ) val = 0; *(uint8_t *)(me->val) = val; } return 1; } return me_cb_0_23(menu, me, msg); }
/* Name: me_cb_0_55 Val: uint8_t * */
Name: me_cb_0_55 Val: uint8_t *
me_cb_1_12
int me_cb_1_12(menu_t *menu, const me_t *me, uint8_t msg) { switch(msg) { case ME_MSG_SELECT: { uint8_t val = *(uint8_t *)(me->val); val++; if ( val > 12 ) val = 1; *(uint8_t *)(me->val) = val; } return 1; } return me_cb_0_23(menu, me, msg); }
/* Name: me_cb_1_12 Val: uint8_t * */
Name: me_cb_1_12 Val: uint8_t *
me_cb_1_31
int me_cb_1_31(menu_t *menu, const me_t *me, uint8_t msg) { switch(msg) { case ME_MSG_SELECT: { uint8_t val = *(uint8_t *)(me->val); val++; if ( val > 31 ) val = 1; *(uint8_t *)(me->val) = val; } return 1; } return me_cb_0_23(menu, me, msg); }
/* Name: me_cb_1_31 Val: uint8_t * */
Name: me_cb_1_31 Val: uint8_t *
me_cb_num_label
int me_cb_num_label(menu_t *menu, const me_t *me, uint8_t msg) { switch(msg) { case ME_MSG_IS_FOCUS: case ME_MSG_DRAW_FOCUS: case ME_MSG_SELECT: break; case ME_MSG_DRAW: u8g2_SetFont(menu->u8g2, MENU_BIG_NUM); u8g2_DrawUTF8(menu->u8g2, me->x, me->y, (char *)(me->arg) ); return 1; } return 0; }
/* Name: me_cb_num_label can not get focus Arg: char * */
Name: me_cb_num_label can not get focus Arg: char *
me_cb_button_empty
int me_cb_button_empty(menu_t *menu, const me_t *me, uint8_t msg) { if ( msg == ME_MSG_IS_FOCUS ) return 1; if ( me->val != NULL ) return ((me_cb)(me->val))(menu, me, msg); return 0; }
/* Name: me_cb_button_empty Val: callback function Arg: not used */
Name: me_cb_button_empty Val: callback function Arg: not used
me_cb_label
int me_cb_label(menu_t *menu, const me_t *me, uint8_t msg) { switch(msg) { case ME_MSG_IS_FOCUS: case ME_MSG_DRAW_FOCUS: case ME_MSG_SELECT: break; case ME_MSG_DRAW: u8g2_SetFont(menu->u8g2, MENU_NORMAL_FONT); u8g2_DrawUTF8(menu->u8g2, me->x, me->y, (char *)(me->arg) ); return 1; } return 0; }
/* Name: me_cb_label can not get focus Arg: char * */
Name: me_cb_label can not get focus Arg: char *
menu_CallME
int menu_CallME(menu_t *menu, uint8_t msg) { const me_t *me; me = menu->me_list+menu->current_index; return me->cb(menu, me, msg); }
/* call menu element from menu->current_index */
call menu element from menu->current_index
menu_CalcNextValidFocus
static void menu_CalcNextValidFocus(menu_t *menu) { for(;;) { menu->current_index = menu->focus_index; if ( menu->current_index >= menu->me_count ) break; if ( menu_CallME(menu, ME_MSG_IS_FOCUS) != 0 ) break; menu->focus_index++; } }
/* stay on current focus if valid, move to next valid focus */
stay on current focus if valid, move to next valid focus
menu_NextFocus
void menu_NextFocus(menu_t *menu) { menu->focus_index++; if ( menu->focus_index >= menu->me_count ) menu->focus_index = 0; menu_CalcNextValidFocus(menu); }
/* advance current focus to the next element */
advance current focus to the next element
menu_Select
void menu_Select(menu_t *menu) { menu->current_index = menu->focus_index; menu_CallME(menu, ME_MSG_SELECT); }
/* send select message to the element which has the current focus */
send select message to the element which has the current focus
me_action_save_date
int me_action_save_date(menu_t *menu, const me_t *me, uint8_t msg) { if ( msg == ME_MSG_SELECT ) { gui_date_adjust(); /* calculate the weekday */ set_date(gui_data.year_t, gui_data.year_o, gui_data.month / 10, gui_data.month % 10, gui_data.day / 10 , gui_data.day % 10, gui_data.weekday); menu_SetMEList(menu, melist_setup_menu, 0); /* first set the normal menu */ gui_Recalculate(); /* because it might be overwritten with the alarm menu */ return 1; } return 0; }
/* Date Edit Dialog */
Date Edit Dialog
me_action_goto_boot_info
int me_action_goto_boot_info(menu_t *menu, const me_t *me, uint8_t msg) { if ( msg == ME_MSG_SELECT ) { menu_SetMEList(menu, melist_boot_info_menu, 0); return 1; } return 0; }
/* System 2 Menu */
System 2 Menu
is_leap_year
uint8_t is_leap_year(uint16_t y) { if ( ((y % 4 == 0) && (y % 100 != 0)) || (y % 400 == 0) ) return 1; return 0; }
/* Prototype: uint8_t is_leap_year(uint16_t y) Description: Calculate leap year Arguments: y year, e.g. 2011 for year 2011 Result: 0 not a leap year 1 leap year */
Prototype: uint8_t is_leap_year(uint16_t y) Description: Calculate leap year Arguments: y year, e.g. 2011 for year 2011 Result: 0 not a leap year 1 leap year
get_year_day_number
uint16_t get_year_day_number(uint16_t y, uint8_t m, uint8_t d) { uint8_t tmp1; uint16_t tmp2; tmp1 = 0; if ( m >= 3 ) tmp1++; tmp2 = m; tmp2 +=2; tmp2 *=611; tmp2 /= 20; tmp2 += d; tmp2 -= 91; tmp1 <<=1; tmp2 -= tmp1; if ( tmp1 != 0 ) tmp2 += is_leap_year(y); return tmp2; }
/* Prototype: uint16_t get_year_day_number(uint16_t y, uint8_t m, uint8_t d) Description: Calculate the day number within a year. 1st of Jan has the number 1. "Robertson" Algorithm IDAY (CACM Vol 15/#10/Oct 1972) Arguments: y year, e.g. 2011 for year 2011 m month with 1 = january to 12 = december d day starting with 1 Result: The "day number" within the year: 1 for the 1st of Jan. See also: get_month_by_day_number() */
Prototype: uint16_t get_year_day_number(uint16_t y, uint8_t m, uint8_t d) Description: Calculate the day number within a year. 1st of Jan has the number 1. "Robertson" Algorithm IDAY (CACM Vol 15/#10/Oct 1972) Arguments: y year, e.g. 2011 for year 2011 m month with 1 = january to 12 = december d day starting with 1 Result: The "day number" within the year: 1 for the 1st of Jan. See also: get_month_by_day_number()
corrected_year_day_number
static uint16_t corrected_year_day_number(uint16_t y, uint16_t ydn) { uint8_t a; a = is_leap_year(y); if ( ydn > 59+a ) { ydn += 2; ydn -= a; } ydn += 91; return ydn; }
/* Prototype: uint8_t get_month_by_year_day_number(uint16_t y, uint16_t ydn) Description: Get the month from year and day number within a year. "R. A. Stone" Algorithm (CACM Vol 13/#10/Oct 1970) Arguments: y year, e.g. 2011 for year 2011 ydn year day number (1st of Jan has the number 1) Result: The month within the year: 1 for January. See also: get_year_day_number() */
Prototype: uint8_t get_month_by_year_day_number(uint16_t y, uint16_t ydn) Description: Get the month from year and day number within a year. "R. A. Stone" Algorithm (CACM Vol 13/#10/Oct 1970) Arguments: y year, e.g. 2011 for year 2011 ydn year day number (1st of Jan has the number 1) Result: The month within the year: 1 for January. See also: get_year_day_number()
get_day_by_year_day_number
uint8_t get_day_by_year_day_number(uint16_t y, uint16_t ydn) { uint8_t m; uint16_t tmp; m = get_month_by_year_day_number(y, ydn); m += 2; ydn = corrected_year_day_number(y, ydn); tmp = 611; tmp *= m; tmp /= 20; ydn -= tmp; return ydn; }
/* Prototype: uint8_t get_day_by_year_day_number(uint16_t y, uint16_t ydn) Description: Get the day within month from year and day number within a year. "R. A. Stone" Algorithm (CACM Vol 13/#10/Oct 1970) Arguments: y year, e.g. 2011 for year 2011 ydn year day number (1st of Jan has the number 1) Result: The day within a month: 1 for the first day of a month. See also: get_year_day_number() */
Prototype: uint8_t get_day_by_year_day_number(uint16_t y, uint16_t ydn) Description: Get the day within month from year and day number within a year. "R. A. Stone" Algorithm (CACM Vol 13/#10/Oct 1970) Arguments: y year, e.g. 2011 for year 2011 ydn year day number (1st of Jan has the number 1) Result: The day within a month: 1 for the first day of a month. See also: get_year_day_number()
get_weekday_by_year_day_number
uint8_t get_weekday_by_year_day_number(uint16_t y, uint16_t ydn) { uint8_t j, c, tmp8; uint16_t tmp16; y--; j = y % 100; c = y / 100; tmp16 = c; tmp16 *= 5; tmp16 += ydn; tmp8 = j; j >>= 2; c >>= 2; tmp8 += j; tmp8 += c; tmp8 += 28; tmp16 += tmp8; tmp16 %= 7; return tmp16; }
/* Prototype: uint8_t get_weekday_by_year_day_number(uint16_t y, uint16_t ydn) Description: Get the day within week from year and day number within a year. "Zeller" Algorithm https://de.wikisource.org/wiki/Index:Acta_Mathematica_vol._009_(1886) https://ia801407.us.archive.org/8/items/actamathematica09upps/actamathematica09upps.pdf Arguments: y year, e.g. 2011 for year 2011 ydn year day number (1st of Jan has the number 1) Result: The day within a week: 0..6 with 0 = Sunday, 1 = Monday, ... See also: get_year_day_number() */
Prototype: uint8_t get_weekday_by_year_day_number(uint16_t y, uint16_t ydn) Description: Get the day within week from year and day number within a year. "Zeller" Algorithm https://de.wikisource.org/wiki/Index:Acta_Mathematica_vol._009_(1886) https://ia801407.us.archive.org/8/items/actamathematica09upps/actamathematica09upps.pdf Arguments: y year, e.g. 2011 for year 2011 ydn year day number (1st of Jan has the number 1) Result: The day within a week: 0..6 with 0 = Sunday, 1 = Monday, ... See also: get_year_day_number()
to_century_day_number
uint16_t to_century_day_number(uint16_t y, uint16_t ydn) { uint16_t cdn; cdn = ydn; cdn--; while( y > 2000 ) { y--; cdn += 365; cdn += is_leap_year(y); } return cdn; }
/* Prototype: uint16_t to_century_day_number(uint16_t y, uint16_t ydn) Description: Calculate days since January, 1st, 2000 Arguments: y year, e.g. 2011 for year 2011 ydn year day number (1st of Jan has the number 1) */
Prototype: uint16_t to_century_day_number(uint16_t y, uint16_t ydn) Description: Calculate days since January, 1st, 2000 Arguments: y year, e.g. 2011 for year 2011 ydn year day number (1st of Jan has the number 1)
to_time
uint32_t to_time(uint16_t cdn, uint8_t h, uint8_t m, uint8_t s) { uint32_t t; t = cdn; t *= 24; t += h; t *= 60; t += m; t *= 60; t += s; return t; }
/* Calculate the seconds after 2000-01-01 00:00. The largest possible time is 2136-02-07 06:28:15 */
Calculate the seconds after 2000-01-01 00:00. The largest possible time is 2136-02-07 06:28:15
to_minutes
uint32_t to_minutes(uint16_t cdn, uint8_t h, uint8_t m) { uint32_t t; t = cdn; t *= 24; t += h; t *= 60; t += m; return t; }
/* Calculate the minutes after 2000-01-01 00:00. */
Calculate the minutes after 2000-01-01 00:00.
gui_calc_week_time
void gui_calc_week_time(void) { gui_data.week_time = gui_data.weekday; gui_data.week_time *= 24; gui_data.week_time += gui_data.h; gui_data.week_time *= 60; gui_data.week_time += gui_data.mt * 10 + gui_data.mo; }
/* calculate the minute within the week. this must be called after gui_date_adjust(), because the weekday is used here */
calculate the minute within the week. this must be called after gui_date_adjust(), because the weekday is used here
gui_Recalculate
void gui_Recalculate(void) { int i; gui_date_adjust(); gui_calc_week_time(); gui_calc_next_alarm(); for ( i = 0; i < GUI_ALARM_CNT; i++ ) { gui_alarm_calc_str_time(i); } gui_StoreData(); }
/* recalculate all internal data */
recalculate all internal data
gui_SignalTimeChange
void gui_SignalTimeChange(void) { /* recalculate dependent values */ gui_Recalculate(); /* setup menu */ menu_SetMEList(&gui_menu, melist_display_time, 0); /* enable alarm */ if ( gui_data.is_alarm != 0 ) { menu_SetMEList(&gui_menu, melist_active_alarm_menu, 0); enable_alarm(); } }
/* additionally the active alarm menu might be set by this function */
additionally the active alarm menu might be set by this function
set_contrast
void set_contrast(void) { }
/* set contrast to gui_data.contrast, value 1..7, 0 is default (do not set) */
set contrast to gui_data.contrast, value 1..7, 0 is default (do not set)
obj_list_GetEmpty
uint8_t obj_list_GetEmpty(void) { uint8_t i; for( i = 0; i < OBJ_LIST_MAX; i++ ) if ( obj_list[i].tile == 0 ) return i; return 255; }
/* 255 means "not found" */
255 means "not found"
map_SetWindowPos
void map_SetWindowPos(map_t *m, v16_t *newpos) { v16_t v; v16_SetByV16(&(m->vwpp), newpos ); v16_SetByV16(&(m->vwpt), newpos ); v16_RightShift(&(m->vwpt), 4); v16_SetByV16(&v, &(m->vwpt)); v16_LeftShift(&v, 4); v16_SetByV16(&(m->dtwp), &(m->vwpp)); v16_Sub(&(m->dtwp), &v); //printf("vwpp.v[0]=%u vwpt.v[0]=%u delta-x=%u tmw=%u\n", m->vwpp.v[0], m->vwpt.v[0], m->dtwp.v[0], m->tmw); //printf("vwpp.v[1]=%u vwpt.v[1]=%u delta-y=%u tmh=%u\n", m->vwpp.v[1], m->vwpt.v[1], m->dtwp.v[1], m->tmh); }
/* set the position of the visible window in the map */
set the position of the visible window in the map
map_IsOccupied
int map_IsOccupied(map_t *m, v16_t *pos_t) { uint8_t tile; tile = map_GetTile(m, pos_t->v[0], pos_t->v[1]); if ( tile == 32 ) return 0; return 1; }
/* check whether the target object is occupied */
check whether the target object is occupied
map_isOccupiedInDir
int map_isOccupiedInDir(map_t *m, v16_t *pos_t, uint8_t dir) { v16_t tmp; v16_SetByV16(&tmp, pos_t); v16_AddDir(&tmp, dir, 1); return map_IsOccupied(m, &tmp); }
/* check whether tile in direction dir is occpied */
check whether tile in direction dir is occpied
map_GetDisplayPosByTileMapPos
void map_GetDisplayPosByTileMapPos(map_t *m, v16_t *dest_pos_pix, v16_t *src_tile_pos) { v16_SetByV16(dest_pos_pix, src_tile_pos ); v16_Sub(dest_pos_pix, &(m->vwpt)); /* upper left tile corner of the visible area */ v16_LeftShift(dest_pos_pix, 4); /* convert to pixel */ v16_Sub(dest_pos_pix, &(m->dtwp)); /* add the offset of the upper left tile corner */ v16_Add(dest_pos_pix, &(m->vis_win_disp_pos_pix)); /* add display offset */ }
/* for a position on the map (tile coordinates) return pixel pos on display */
for a position on the map (tile coordinates) return pixel pos on display
st_GetObj
static st_obj *st_GetObj(uint8_t objnr) { return st_objects+objnr; }
/* for the specified index number, return the object */
for the specified index number, return the object
st_GetMissleMask
uint8_t st_GetMissleMask(uint8_t objnr) { st_obj *o = st_GetObj(objnr); return u8x8_pgm_read(&(st_object_types[o->ot].missle_mask)); }
/* check, if this is a missle-like object (that is, can this object destroy something else) */
check, if this is a missle-like object (that is, can this object destroy something else)
st_GetHitMask
uint8_t st_GetHitMask(uint8_t objnr) { st_obj *o = st_GetObj(objnr); return u8x8_pgm_read(&(st_object_types[o->ot].hit_mask)); }
/* check, if this is a missle-like object (that is, can this object destroy something else) */
check, if this is a missle-like object (that is, can this object destroy something else)
st_FindObj
int8_t st_FindObj(uint8_t ot) { int8_t i; for( i = 0; i < ST_OBJ_CNT; i++ ) { if ( st_objects[i].ot == ot ) return i; } return -1; }
/* search an empty object */
search an empty object
st_ClrObjs
void st_ClrObjs(void) { int8_t i; for( i = 0; i < ST_OBJ_CNT; i++ ) st_objects[i].ot = 0; }
/* delete all objects */
delete all objects
st_NewObj
int8_t st_NewObj(void) { int8_t i; for( i = 0; i < ST_OBJ_CNT; i++ ) { if ( st_objects[i].ot == 0 ) return i; } return -1; }
/* search an empty object */
search an empty object
st_CalcXY
uint8_t st_CalcXY(st_obj *o) { //st_obj *o = st_GetObj(objnr); st_px_y = o->y>>ST_FP; st_px_x = o->x>>ST_FP; return st_px_x; }
/* pixel within area */
pixel within area
st_NewGadget
void st_NewGadget(uint8_t x, uint8_t y) { st_obj *o; int8_t objnr = st_NewObj(); if ( objnr < 0 ) return; o = st_GetObj(objnr); st_SetXY(o, x, y); o->ot = ST_OT_GADGET; o->tmp = 8; //o->x = (x)<<ST_FP; //o->y = (y)<<ST_FP; o->x0 = -3; o->x1 = 1; o->y0 = -2; o->y1 = 2; }
/* x,y are pixel coordinats within the play arey */
x,y are pixel coordinats within the play arey
st_NewTrashDust
void st_NewTrashDust(uint8_t x, uint8_t y, int ot) { st_obj *o; int8_t objnr = st_NewObj(); if ( objnr < 0 ) return; o = st_GetObj(objnr); o->ot = ot; st_SetXY(o, x, y); //o->x = (x)<<ST_FP; //o->y = (y)<<ST_FP; o->x0 = 0; o->x1 = 0; o->y0 = -2; o->y1 = 2; }
/* x,y are pixel coordinats within the play arey */
x,y are pixel coordinats within the play arey
is_leap_year
static uint8_t is_leap_year(uint16_t y) { if ( ((y % 4 == 0) && (y % 100 != 0)) || (y % 400 == 0) ) return 1; return 0; }
/* Prototype: uint8_t is_leap_year(uint16_t y) Description: Calculate leap year Arguments: y year, e.g. 2011 for year 2011 Result: 0 not a leap year 1 leap year */
Prototype: uint8_t is_leap_year(uint16_t y) Description: Calculate leap year Arguments: y year, e.g. 2011 for year 2011 Result: 0 not a leap year 1 leap year
gui_Recalculate
void gui_Recalculate(void) { int i; gui_date_adjust(); gui_calc_week_time(); gui_calc_next_alarm(); for ( i = 0; i < GUI_ALARM_CNT; i++ ) { gui_alarm_calc_str_time(i); } }
/* additionally the active alarm menu might be set by this function */
additionally the active alarm menu might be set by this function
me_action_save_date
int me_action_save_date(menu_t *menu, const me_t *me, uint8_t msg) { if ( msg == ME_MSG_SELECT ) { menu_SetMEList(menu, melist_top_menu, 0); /* first set the normal menu */ gui_Recalculate(); /* because it might be overwritten with the alarm menu */ return 1; } return 0; }
/* Date Edit Dialog */
Date Edit Dialog
stack_GetCurrElement
struct _stack_element_struct *stack_GetCurrElement(void) { return lrc_obj.curr_element; }
/* get current element from stack */
get current element from stack
stack_InitCurrElement
void stack_InitCurrElement(void) { stack_element_p e = stack_GetCurrElement(); e->best_eval = EVAL_T_MIN; e->best_from_pos = ILLEGAL_POSITION; e->best_to_pos = ILLEGAL_POSITION; }
/* reset the current element on the stack */
reset the current element on the stack
stack_Init
void stack_Init(uint8_t max) { lrc_obj.curr_depth = 0; lrc_obj.curr_element = lrc_obj.stack_memory; lrc_obj.max_depth = max; lrc_obj.check_mode = CHECK_MODE_NONE; stack_InitCurrElement(); stack_GetCurrElement()->current_color = lrc_obj.ply_count; stack_GetCurrElement()->current_color &= 1; }
/* resets the search stack (and the check mode) */
resets the search stack (and the check mode)
stack_SetMove
void stack_SetMove(eval_t val, uint8_t to_pos) { stack_element_p e = stack_GetCurrElement(); if ( e->best_eval < val ) { e->best_eval = val; e->best_from_pos = e->current_pos; e->best_to_pos = to_pos; } }
/* assumes, that current_pos contains the source position */
assumes, that current_pos contains the source position
cu_gpos2bpos
static uint8_t cu_gpos2bpos(uint8_t gpos) { uint8_t bpos = gpos; bpos &= 0xf0; bpos >>= 1; gpos &= 0x0f; bpos |= gpos; return bpos; }
/* gpos: game position value returns: board position note: does not do any checks */
gpos: game position value returns: board position note: does not do any checks
cp_Construct
static uint8_t cp_Construct(uint8_t color, uint8_t piece) { color <<= 4; color |= piece; return color; }
/* piece: one of PIECE_xxx color: COLOR_WHITE or COLOR_BLACK returns: A colored piece */
piece: one of PIECE_xxx color: COLOR_WHITE or COLOR_BLACK returns: A colored piece
cp_GetPiece
static uint8_t cp_GetPiece(uint8_t cp) { cp &= 0x0f; return cp; }
/* inline is better than a macro */
inline is better than a macro
cp_GetColor
static uint8_t cp_GetColor(uint8_t cp) { cp >>= 4; cp &= 1; return cp; }
/* we could use a macro: #define cp_GetColor(cp) (((cp) >> 4)&1) however, inlined functions are sometimes much better */
we could use a macro: #define cp_GetColor(cp) (((cp) >> 4)&1) however, inlined functions are sometimes much better
cp_GetFromBoard
uint8_t cp_GetFromBoard(uint8_t pos) { return lrc_obj.board[cu_gpos2bpos(pos)]; }
/* pos: game position returns the colored piece at the given position */
pos: game position returns the colored piece at the given position
cp_SetOnBoard
void cp_SetOnBoard(uint8_t pos, uint8_t cp) { /*printf("cp_SetOnBoard gpos:%02x cp:%02x\n", pos, cp);*/ lrc_obj.board[cu_gpos2bpos(pos)] = cp; }
/* pos: game position cp: colored piece */
pos: game position cp: colored piece
chess_SetupBoardTest01
void chess_SetupBoardTest01(void) { cu_ClearBoard(); lrc_obj.board[7+7*8] = cp_Construct(COLOR_BLACK, PIECE_KING); lrc_obj.board[7+5*8] = cp_Construct(COLOR_WHITE, PIECE_PAWN); lrc_obj.board[3] = cp_Construct(COLOR_WHITE, PIECE_KING); lrc_obj.board[0+7*8] = cp_Construct(COLOR_BLACK, PIECE_ROOK); lrc_obj.board[6] = cp_Construct(COLOR_WHITE, PIECE_QUEEN); }
/* test setup white wins in one move */
test setup white wins in one move
cu_IsIllegalPosition
uint8_t cu_IsIllegalPosition(uint8_t pos, uint8_t my_color) { uint8_t board_cp; /* check, if the position is offboard */ if ( gpos_IsIllegal(pos) != 0 ) return 1; /* get the piece from the board */ board_cp = cp_GetFromBoard(pos); /* check if hit our own pieces */ if ( board_cp != 0 ) if ( cp_GetColor(board_cp) == my_color ) return 1; /* all ok, we could go to this position */ return 0; }
/* checks if the position is somehow illegal */
checks if the position is somehow illegal
cu_ClearMoveHistory
void cu_ClearMoveHistory(void) { lrc_obj.chm_pos = 0; }
/* but for an embedded controler... it is deleted for every engine search */
but for an embedded controler... it is deleted for every engine search
chess_ClearMarks
void chess_ClearMarks(void) { uint8_t i; for( i = 0; i < 64; i++ ) lrc_obj.board[i] &= ~CP_MARK_MASK; }
/* clear any marks on the board */
clear any marks on the board
chess_MarkMovable
void chess_MarkMovable(void) { stack_Init(0); //stack_GetCurrElement()->current_color = color; lrc_obj.check_mode = CHECK_MODE_MOVEABLE; ce_LoopPieces(); }
/* Mark all pieces which can do moves. This is done by setting flags on the global board */
Mark all pieces which can do moves. This is done by setting flags on the global board
chess_ComputerMove
void chess_ComputerMove(uint8_t depth) { stack_Init(depth); //stack_GetCurrElement()->current_color = lrc_obj.ply_count; //stack_GetCurrElement()->current_color &= 1; cu_ReduceHistoryByFullMove(); ce_LoopPieces(); chess_ManualMove(stack_GetCurrElement()->best_from_pos, stack_GetCurrElement()->best_to_pos); }
/* let the computer do a move */
let the computer do a move
init_text
void init_text(const char *s) { u8g2_uint_t i; str_len = strlen(s); // calculate number of chars if ( str_len > MAX_CHARS ) // restrict the no of chars to the size of the offset table str_len = MAX_CHARS; char_offset[0] = 0; // start with 0 for( i = 0; i < str_len; i++ ) { char_offset[i+1] = char_offset[i]; char_offset[i+1] += u8g2_GetGlyphWidth(&u8g2, s[i]); // assume s[i] is the glyph encoding --> no UTF8 support } curr_index = 0; curr_offset = 0; }
/* UTF8 is not supported for "s" */
UTF8 is not supported for "s"
ugl_bytecode_buildin_procedure
void ugl_bytecode_buildin_procedure(const char *name, int idx, int is_toplevel) { ugl_plog("BC %scall buildin '%s'", is_toplevel?"toplevel ":"", name); if ( is_toplevel == 0 ) { ugl_AddBytecode(BC_CMD_CALL_BUILDIN | ((idx&0x0f00)>>4)); ugl_AddBytecode(idx&0xff); } else { ugl_AddBytecode(BC_CMD_CALL_BUILDIN_POP_STACK | ((idx&0x0f00)>>4)); ugl_AddBytecode(idx&0xff); } }
/* code generator sub procedures */
code generator sub procedures
uglReadLine
int uglReadLine(const char **s) { ugl_read_line(s); if ( ugl_indent_level == 0 ) return 0; return 1; }
/* returns 0 if "endproc" is found */
returns 0 if "endproc" is found
moveAllItems
void moveAllItems(void) { uint8_t i; item_t *item; i = item_cnt; item = item_pool; do { posStep(&(item->pos), item->dir); item->dir = 4; /* no move */ item++; i--; } while( i != 0); }
/* Based on the dir attribute, all items, including hero are moved */
Based on the dir attribute, all items, including hero are moved
getMapTile
uint8_t getMapTile(uint8_t x, uint8_t y) { item_t *item; uint16_t offset; uint8_t i, cnt; cnt = item_cnt; for( i = 0; i < cnt; i++ ) { item = pool_GetItem(i); if ( item->pos.x == x && item->pos.y == y ) { return item->tile; item_under_pos = item; } } item_under_pos = NULL; offset = y; offset *= map_list[current_level].width; offset += x; return map_list[current_level].data[offset]; }
/* return a tile on the map. as a side effect, item_under_pos is set if the tile is from an item. Otherwise item_under_pos is set to NULL */
return a tile on the map. as a side effect, item_under_pos is set if the tile is from an item. Otherwise item_under_pos is set to NULL
getMapTileByPos
uint8_t getMapTileByPos(pos_t *pos) { return getMapTile(pos->x, pos->y); }
/* sideeffect: will set item_under_pos */
sideeffect: will set item_under_pos
isSolidTile
uint8_t isSolidTile(uint8_t tile) { if ( tile >= 0x07d && tile <= 0x088 ) return 1; return 0; }
/* Check whether a tile is solid by definition. The case, when hitting a tile and it became wakable (because it disapears or moves away) is not considered. */
Check whether a tile is solid by definition. The case, when hitting a tile and it became wakable (because it disapears or moves away) is not considered.
canWalkTo
uint8_t canWalkTo(pos_t *pos) { uint8_t tile; tile = getMapTileByPos(pos); /* if ( item_under_pos != NULL ) ... */ if ( isSolidTile(tile) != 0 ) return 0; return 1; }
/* sideeffect: will set item_under_pos */
sideeffect: will set item_under_pos
moveItem
uint8_t moveItem(uint8_t item_index, uint8_t dir) { item_t *item; pos_t pos; item = pool_GetItem(item_index); pos = item->pos; posStep(&pos, dir); if ( canWalkTo(&pos) != 0 ) { item->dir = dir; return 1; } return 0; }
/* 0: not moved 1: moved sideeffect: will set item_under_pos */
0: not moved 1: moved sideeffect: will set item_under_pos
bc_get_stack_frame_address
uint16_t *bc_get_stack_frame_address(bc_t *bc, uint8_t pos) { return bc->arg_stack + bc->return_stack[bc->return_stack_pointer-1] + pos ; }
/* pos = 0 is the return value of a user function, pos = 1... are the args for that function */
pos = 0 is the return value of a user function, pos = 1... are the args for that function
bc_fn_return
void bc_fn_return(bc_t *bc) { bc_duplicate_arg_stack_top_value(bc); /* goal is to leave a value on the stack */ *bc_get_stack_frame_address(bc, 0) = bc_pop_from_arg_stack(bc); /* v = bc_pop_from_arg_stack(bc); bc_push_on_arg_stack(bc, v); bc_pop_from_return_stack(bc); bc_push_on_return_stack(bc, v); */ }
/* identical to arg(0) */
identical to arg(0)
bc_fn_arg1
void bc_fn_arg1(bc_t *bc) { bc_push_on_arg_stack(bc, *bc_get_stack_frame_address(bc, bc_pop_from_arg_stack(bc))); }
/* return an argument of a user defined procedure */
return an argument of a user defined procedure
bc_fn_arg2
void bc_fn_arg2(bc_t *bc) { uint16_t v = bc_pop_from_arg_stack(bc); /* the value, which should be assigned */ *bc_get_stack_frame_address(bc, bc_pop_from_arg_stack(bc)) = v; bc_push_on_arg_stack(bc, v); /* push the value back on the stack */ }
/* remove the top element from the stack and return the same */
remove the top element from the stack and return the same
i2c_init
void i2c_init(void) { /* initialize TWI clock: 100 kHz clock, TWPS = 0 => prescaler = 1 */ TWSR = 0; /* no prescaler */ TWBR = ((F_CPU/SCL_CLOCK)-16)/2; /* must be > 10 for stable operation */ }/* i2c_init */
/************************************************************************* Initialization of the I2C bus interface. Need to be called only once *************************************************************************/
Initialization of the I2C bus interface. Need to be called only once
i2c_stop
void i2c_stop(void) { uint32_t i2c_timer = 0; /* send stop condition */ TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO); // wait until stop condition is executed and bus released i2c_timer = I2C_TIMER_DELAY; while((TWCR & (1<<TWSTO)) && i2c_timer--); }/* i2c_stop */
/************************************************************************* Terminates the data transfer and releases the I2C bus *************************************************************************/
Terminates the data transfer and releases the I2C bus
i2c_write
unsigned char i2c_write( unsigned char data ) { uint32_t i2c_timer = 0; uint8_t twst; // send data to the previously addressed device TWDR = data; TWCR = (1<<TWINT) | (1<<TWEN); // wait until transmission completed i2c_timer = I2C_TIMER_DELAY; while(!(TWCR & (1<<TWINT)) && i2c_timer--); if(i2c_timer == 0) return 1; // check value of TWI Status Register. Mask prescaler bits twst = TW_STATUS & 0xF8; if( twst != TW_MT_DATA_ACK) return 1; return 0; }/* i2c_write */
/************************************************************************* Send one byte to I2C device Input: byte to be transfered Return: 0 write successful 1 write failed *************************************************************************/
Send one byte to I2C device Input: byte to be transfered Return: 0 write successful 1 write failed
i2c_readAck
unsigned char i2c_readAck(void) { uint32_t i2c_timer = 0; TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWEA); i2c_timer = I2C_TIMER_DELAY; while(!(TWCR & (1<<TWINT)) && i2c_timer--); if(i2c_timer == 0) return 0; return TWDR; }/* i2c_readAck */
/************************************************************************* Read one byte from the I2C device, request more data from device Return: byte read from I2C device *************************************************************************/
Read one byte from the I2C device, request more data from device Return: byte read from I2C device
i2c_readNak
unsigned char i2c_readNak(void) { uint32_t i2c_timer = 0; TWCR = (1<<TWINT) | (1<<TWEN); i2c_timer = I2C_TIMER_DELAY; while(!(TWCR & (1<<TWINT)) && i2c_timer--); if(i2c_timer == 0) return 0; return TWDR; }/* i2c_readNak */
/************************************************************************* Read one byte from the I2C device, read is followed by a stop condition Return: byte read from I2C device *************************************************************************/
Read one byte from the I2C device, read is followed by a stop condition Return: byte read from I2C device
placed_box_push
pbox_t *placed_box_push(pos_t *p, int box_idx) { assert(placed_box_cnt < PLACED_BOX_MAX); // place the new box placed_box_list[placed_box_cnt].pos = *p; placed_box_list[placed_box_cnt].box_idx = box_idx; placed_box_cnt++; return placed_box_list+placed_box_cnt-1; }
/* p is copyied, b only the address is stored*/
p is copyied, b only the address is stored
file_copy
int file_copy(const char *source_file_name, const char *dest_file_name) { int ch; FILE *source_fp; FILE *dest_fp; source_fp = fopen(source_file_name, "r"); dest_fp = fopen(dest_file_name, "w"); if ( source_fp == NULL || dest_fp == NULL ) return 0; while( ( ch = fgetc(source_fp) ) != EOF ) fputc(ch, dest_fp); fclose(source_fp); fclose(dest_fp); return 1; }
/* copy file from source_file_name to dest_file_name */
copy file from source_file_name to dest_file_name
bf_WriteU8G2CByFilename
int bf_WriteU8G2CByFilename(bf_t *bf, const char *filename, const char *fontname, const char *indent) { FILE *fp; fp = fopen(filename, "wb"); if ( fp == NULL ) { bf_Log(bf, "bf_WriteU8G2CByFilename: Open error '%s'", filename); return 0; } bf_WriteU8G2CByFP(bf, fp, fontname, indent); bf_Log(bf, "bf_WriteU8G2CByFilename: Write file '%s'", filename); fclose(fp); return 1; }
/* called from main() */
called from main()
bdf_is_glyph_overlap
static int bdf_is_glyph_overlap(uint8_t *font, uint16_t e1, uint16_t e2, uint8_t kerning_test, int is_save) { unsigned int x, y; tga_clear(); x = 8; y = tga_get_char_height(); x += tga_draw_glyph(x, y, e1, 0); x -= kerning_test; tga_clear_pixel_intersection(); x += tga_draw_glyph(x, y, e2, 0); if ( is_save ) { //char buf[64]; //sprintf(buf, "glyph_intersection_%u_%u_%u.tga", e1, e2, kerning_test); //tga_save(buf); } return tga_is_pixel_intersection(); }
/* assumes tga_set_font(font); and tga_init((tga_get_char_width()+16)*3, ((tga_get_char_height()+8)*2)); is called before */
assumes tga_set_font(font); and tga_init((tga_get_char_width()+16)*3, ((tga_get_char_height()+8)*2)); is called before