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@WonITKorea
WonITKorea committed Apr 12, 2024
1 parent 9e61388 commit 7f3af13
Showing 1 changed file with 390 additions and 2 deletions.
392 changes: 390 additions & 2 deletions code/Testing_Crate/LCD_Test/LCD_Test.ino
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void setup()
/*
Arduino Watch Lite Version
You may find full version at: https://github.com/moononournation/ArduinoWatch
*/

/*******************************************************************************
* Start of Arduino_GFX setting
*
* Arduino_GFX try to find the settings depends on selected board in Arduino IDE
* Or you can define the display dev kit not in the board list
* Defalult pin list for non display dev kit:
* Arduino Nano, Micro and more: CS: 9, DC: 8, RST: 7, BL: 6, SCK: 13, MOSI: 11, MISO: 12
* ESP32 various dev board : CS: 5, DC: 27, RST: 33, BL: 22, SCK: 18, MOSI: 23, MISO: nil
* ESP32-C3 various dev board : CS: 7, DC: 2, RST: 1, BL: 3, SCK: 4, MOSI: 6, MISO: nil
* ESP32-S2 various dev board : CS: 34, DC: 38, RST: 33, BL: 21, SCK: 36, MOSI: 35, MISO: nil
* ESP32-S3 various dev board : CS: 40, DC: 41, RST: 42, BL: 48, SCK: 36, MOSI: 35, MISO: nil
* ESP8266 various dev board : CS: 15, DC: 4, RST: 2, BL: 5, SCK: 14, MOSI: 13, MISO: 12
* Raspberry Pi Pico dev board : CS: 17, DC: 27, RST: 26, BL: 28, SCK: 18, MOSI: 19, MISO: 16
* RTL8720 BW16 old patch core : CS: 18, DC: 17, RST: 2, BL: 23, SCK: 19, MOSI: 21, MISO: 20
* RTL8720_BW16 Official core : CS: 9, DC: 8, RST: 6, BL: 3, SCK: 10, MOSI: 12, MISO: 11
* RTL8722 dev board : CS: 18, DC: 17, RST: 22, BL: 23, SCK: 13, MOSI: 11, MISO: 12
* RTL8722_mini dev board : CS: 12, DC: 14, RST: 15, BL: 13, SCK: 11, MOSI: 9, MISO: 10
* Seeeduino XIAO dev board : CS: 3, DC: 2, RST: 1, BL: 0, SCK: 8, MOSI: 10, MISO: 9
* Teensy 4.1 dev board : CS: 39, DC: 41, RST: 40, BL: 22, SCK: 13, MOSI: 11, MISO: 12
******************************************************************************/
#include <Arduino_GFX_Library.h>

#define GFX_BL DF_GFX_BL // default backlight pin, you may replace DF_GFX_BL to actual backlight pin

/* More dev device declaration: https://github.com/moononournation/Arduino_GFX/wiki/Dev-Device-Declaration */
#if defined(DISPLAY_DEV_KIT)
Arduino_GFX *gfx = create_default_Arduino_GFX();
#else /* !defined(DISPLAY_DEV_KIT) */

/* More data bus class: https://github.com/moononournation/Arduino_GFX/wiki/Data-Bus-Class */
Arduino_DataBus *bus = create_default_Arduino_DataBus();

/* More display class: https://github.com/moononournation/Arduino_GFX/wiki/Display-Class */
Arduino_GFX *gfx = new Arduino_ILI9341(bus, DF_GFX_RST, 0 /* rotation */, false /* IPS */);

#endif /* !defined(DISPLAY_DEV_KIT) */
/*******************************************************************************
* End of Arduino_GFX setting
******************************************************************************/

#define BACKGROUND BLACK
#define MARK_COLOR WHITE
#define SUBMARK_COLOR DARKGREY // LIGHTGREY
#define HOUR_COLOR WHITE
#define MINUTE_COLOR BLUE // LIGHTGREY
#define SECOND_COLOR RED

#define SIXTIETH 0.016666667
#define TWELFTH 0.08333333
#define SIXTIETH_RADIAN 0.10471976
#define TWELFTH_RADIAN 0.52359878
#define RIGHT_ANGLE_RADIAN 1.5707963

static uint8_t conv2d(const char *p)
{
uint8_t v = 0;
return (10 * (*p - '0')) + (*++p - '0');
}

static int16_t w, h, center;
static int16_t hHandLen, mHandLen, sHandLen, markLen;
static float sdeg, mdeg, hdeg;
static int16_t osx = 0, osy = 0, omx = 0, omy = 0, ohx = 0, ohy = 0; // Saved H, M, S x & y coords
static int16_t nsx, nsy, nmx, nmy, nhx, nhy; // H, M, S x & y coords
static int16_t xMin, yMin, xMax, yMax; // redraw range
static int16_t hh, mm, ss;
static unsigned long targetTime; // next action time

static int16_t *cached_points;
static uint16_t cached_points_idx = 0;
static int16_t *last_cached_point;

void setup(void)
{
Serial.begin(115200);
// Serial.setDebugOutput(true);
// while(!Serial);
Serial.println("Arduino_GFX Clock example");

#ifdef GFX_EXTRA_PRE_INIT
GFX_EXTRA_PRE_INIT();
#endif

// Init Display
if (!gfx->begin())
{
Serial.println("gfx->begin() failed!");
}
gfx->fillScreen(BACKGROUND);

#ifdef GFX_BL
pinMode(GFX_BL, OUTPUT);
digitalWrite(GFX_BL, HIGH);
#endif

// init LCD constant
w = gfx->width();
h = gfx->height();
if (w < h)
{
center = w / 2;
}
else
{
center = h / 2;
}
hHandLen = center * 3 / 8;
mHandLen = center * 2 / 3;
sHandLen = center * 5 / 6;
markLen = sHandLen / 6;
cached_points = (int16_t *)malloc((hHandLen + 1 + mHandLen + 1 + sHandLen + 1) * 2 * 2);

// Draw 60 clock marks
draw_round_clock_mark(
// draw_square_clock_mark(
center - markLen, center,
center - (markLen * 2 / 3), center,
center - (markLen / 2), center);

hh = conv2d(__TIME__);
mm = conv2d(__TIME__ + 3);
ss = conv2d(__TIME__ + 6);

targetTime = ((millis() / 1000) + 1) * 1000;
}

void loop()
{
}
unsigned long cur_millis = millis();
if (cur_millis >= targetTime)
{
targetTime += 1000;
ss++; // Advance second
if (ss == 60)
{
ss = 0;
mm++; // Advance minute
if (mm > 59)
{
mm = 0;
hh++; // Advance hour
if (hh > 23)
{
hh = 0;
}
}
}
}

// Pre-compute hand degrees, x & y coords for a fast screen update
sdeg = SIXTIETH_RADIAN * ((0.001 * (cur_millis % 1000)) + ss); // 0-59 (includes millis)
nsx = cos(sdeg - RIGHT_ANGLE_RADIAN) * sHandLen + center;
nsy = sin(sdeg - RIGHT_ANGLE_RADIAN) * sHandLen + center;
if ((nsx != osx) || (nsy != osy))
{
mdeg = (SIXTIETH * sdeg) + (SIXTIETH_RADIAN * mm); // 0-59 (includes seconds)
hdeg = (TWELFTH * mdeg) + (TWELFTH_RADIAN * hh); // 0-11 (includes minutes)
mdeg -= RIGHT_ANGLE_RADIAN;
hdeg -= RIGHT_ANGLE_RADIAN;
nmx = cos(mdeg) * mHandLen + center;
nmy = sin(mdeg) * mHandLen + center;
nhx = cos(hdeg) * hHandLen + center;
nhy = sin(hdeg) * hHandLen + center;

// redraw hands
redraw_hands_cached_draw_and_erase();

ohx = nhx;
ohy = nhy;
omx = nmx;
omy = nmy;
osx = nsx;
osy = nsy;

delay(1);
}
}

void draw_round_clock_mark(int16_t innerR1, int16_t outerR1, int16_t innerR2, int16_t outerR2, int16_t innerR3, int16_t outerR3)
{
float x, y;
int16_t x0, x1, y0, y1, innerR, outerR;
uint16_t c;

for (uint8_t i = 0; i < 60; i++)
{
if ((i % 15) == 0)
{
innerR = innerR1;
outerR = outerR1;
c = MARK_COLOR;
}
else if ((i % 5) == 0)
{
innerR = innerR2;
outerR = outerR2;
c = MARK_COLOR;
}
else
{
innerR = innerR3;
outerR = outerR3;
c = SUBMARK_COLOR;
}

mdeg = (SIXTIETH_RADIAN * i) - RIGHT_ANGLE_RADIAN;
x = cos(mdeg);
y = sin(mdeg);
x0 = x * outerR + center;
y0 = y * outerR + center;
x1 = x * innerR + center;
y1 = y * innerR + center;

gfx->drawLine(x0, y0, x1, y1, c);
}
}

void draw_square_clock_mark(int16_t innerR1, int16_t outerR1, int16_t innerR2, int16_t outerR2, int16_t innerR3, int16_t outerR3)
{
float x, y;
int16_t x0, x1, y0, y1, innerR, outerR;
uint16_t c;

for (uint8_t i = 0; i < 60; i++)
{
if ((i % 15) == 0)
{
innerR = innerR1;
outerR = outerR1;
c = MARK_COLOR;
}
else if ((i % 5) == 0)
{
innerR = innerR2;
outerR = outerR2;
c = MARK_COLOR;
}
else
{
innerR = innerR3;
outerR = outerR3;
c = SUBMARK_COLOR;
}

if ((i >= 53) || (i < 8))
{
x = tan(SIXTIETH_RADIAN * i);
x0 = center + (x * outerR);
y0 = center + (1 - outerR);
x1 = center + (x * innerR);
y1 = center + (1 - innerR);
}
else if (i < 23)
{
y = tan((SIXTIETH_RADIAN * i) - RIGHT_ANGLE_RADIAN);
x0 = center + (outerR);
y0 = center + (y * outerR);
x1 = center + (innerR);
y1 = center + (y * innerR);
}
else if (i < 38)
{
x = tan(SIXTIETH_RADIAN * i);
x0 = center - (x * outerR);
y0 = center + (outerR);
x1 = center - (x * innerR);
y1 = center + (innerR);
}
else if (i < 53)
{
y = tan((SIXTIETH_RADIAN * i) - RIGHT_ANGLE_RADIAN);
x0 = center + (1 - outerR);
y0 = center - (y * outerR);
x1 = center + (1 - innerR);
y1 = center - (y * innerR);
}
gfx->drawLine(x0, y0, x1, y1, c);
}
}

void redraw_hands_cached_draw_and_erase()
{
gfx->startWrite();
draw_and_erase_cached_line(center, center, nsx, nsy, SECOND_COLOR, cached_points, sHandLen + 1, false, false);
draw_and_erase_cached_line(center, center, nhx, nhy, HOUR_COLOR, cached_points + ((sHandLen + 1) * 2), hHandLen + 1, true, false);
draw_and_erase_cached_line(center, center, nmx, nmy, MINUTE_COLOR, cached_points + ((sHandLen + 1 + hHandLen + 1) * 2), mHandLen + 1, true, true);
gfx->endWrite();
}

void draw_and_erase_cached_line(int16_t x0, int16_t y0, int16_t x1, int16_t y1, int16_t color, int16_t *cache, int16_t cache_len, bool cross_check_second, bool cross_check_hour)
{
#if defined(ESP8266)
yield();
#endif
bool steep = _diff(y1, y0) > _diff(x1, x0);
if (steep)
{
_swap_int16_t(x0, y0);
_swap_int16_t(x1, y1);
}

int16_t dx, dy;
dx = _diff(x1, x0);
dy = _diff(y1, y0);

int16_t err = dx / 2;
int8_t xstep = (x0 < x1) ? 1 : -1;
int8_t ystep = (y0 < y1) ? 1 : -1;
x1 += xstep;
int16_t x, y, ox, oy;
for (uint16_t i = 0; i <= dx; i++)
{
if (steep)
{
x = y0;
y = x0;
}
else
{
x = x0;
y = y0;
}
ox = *(cache + (i * 2));
oy = *(cache + (i * 2) + 1);
if ((x == ox) && (y == oy))
{
if (cross_check_second || cross_check_hour)
{
write_cache_pixel(x, y, color, cross_check_second, cross_check_hour);
}
}
else
{
write_cache_pixel(x, y, color, cross_check_second, cross_check_hour);
if ((ox > 0) || (oy > 0))
{
write_cache_pixel(ox, oy, BACKGROUND, cross_check_second, cross_check_hour);
}
*(cache + (i * 2)) = x;
*(cache + (i * 2) + 1) = y;
}
if (err < dy)
{
y0 += ystep;
err += dx;
}
err -= dy;
x0 += xstep;
}
for (uint16_t i = dx + 1; i < cache_len; i++)
{
ox = *(cache + (i * 2));
oy = *(cache + (i * 2) + 1);
if ((ox > 0) || (oy > 0))
{
write_cache_pixel(ox, oy, BACKGROUND, cross_check_second, cross_check_hour);
}
*(cache + (i * 2)) = 0;
*(cache + (i * 2) + 1) = 0;
}
}

void write_cache_pixel(int16_t x, int16_t y, int16_t color, bool cross_check_second, bool cross_check_hour)
{
int16_t *cache = cached_points;
if (cross_check_second)
{
for (uint16_t i = 0; i <= sHandLen; i++)
{
if ((x == *(cache++)) && (y == *(cache)))
{
return;
}
cache++;
}
}
if (cross_check_hour)
{
cache = cached_points + ((sHandLen + 1) * 2);
for (uint16_t i = 0; i <= hHandLen; i++)
{
if ((x == *(cache++)) && (y == *(cache)))
{
return;
}
cache++;
}
}
gfx->writePixel(x, y, color);
}

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