mirror of
https://github.com/DCC-EX/CommandStation-EX.git
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517 lines
16 KiB
C
517 lines
16 KiB
C
/* Tiny TFT Graphics Library v5 - see http://www.technoblogy.com/show?3WAI
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David Johnson-Davies - www.technoblogy.com - 26th October 2022
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CC BY 4.0
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Licensed under a Creative Commons Attribution 4.0 International license:
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http://creativecommons.org/licenses/by/4.0/
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*/
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#include "FSH.h"
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#include "DisplayInterface.h"
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#if defined(MEGATINYCORE)
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// ATtiny402/412 PORTA positions. Change these for the chip you're using
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int const dc = 7;
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int const mosi = 1;
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int const sck = 3;
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int const cs = 6;
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// ATtiny 0-, 1-, and 2-series port manipulations - assumes all pins in same port
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#define PORT_TOGGLE(x) PORTA.OUTTGL = (x)
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#define PORT_LOW(x) PORTA.OUTCLR = (x)
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#define PORT_HIGH(x) PORTA.OUTSET = (x)
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#define PORT_OUTPUT(x) PORTA.DIRSET = (x)
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#else
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// ATtiny45/85 PORTB positions. Change these for the chip you're using
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int const dc = 0;
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int const mosi = 1;
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int const sck = 2;
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int const cs = 3;
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// Classic ATtiny port manipulations - assumes all pins in same port
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#define PORT_TOGGLE(x) PINB = (x)
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#define PORT_LOW(x) PORTB = PORTB & ~((x));
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#define PORT_HIGH(x) PORTB = PORTB | ((x))
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#define PORT_OUTPUT(x) DDRB = (x)
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#endif
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// Display parameters - uncomment the line for the one you want to use
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// Adafruit 1.44" 128x128 display
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// int const xsize = 128, ysize = 128, xoff = 2, yoff = 1, invert = 0, rotate = 3, bgr = 1;
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// AliExpress 1.44" 128x128 display
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// int const xsize = 128, ysize = 128, xoff = 2, yoff = 1, invert = 0, rotate = 3, bgr = 1;
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// Adafruit 0.96" 160x80 display
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// int const xsize = 160, ysize = 80, xoff = 0, yoff = 24, invert = 0, rotate = 6, bgr = 0;
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// AliExpress 0.96" 160x80 display
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// int const xsize = 160, ysize = 80, xoff = 1, yoff = 26, invert = 1, rotate = 0, bgr = 1;
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// Adafruit 1.8" 160x128 display
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// int const xsize = 160, ysize = 128, xoff = 0, yoff = 0, invert = 0, rotate = 0, bgr = 1;
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// AliExpress 1.8" 160x128 display (red PCB)
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int const xsize = 160, ysize = 128, xoff = 0, yoff = 0, invert = 0, rotate = 0, bgr = 1;
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// AliExpress 1.8" 160x128 display (blue PCB)
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// int const xsize = 160, ysize = 128, xoff = 0, yoff = 0, invert = 0, rotate = 6, bgr = 0;
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// Adafruit 1.14" 240x135 display
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// int const xsize = 240, ysize = 135, xoff = 40, yoff = 53, invert = 1, rotate = 6, bgr = 0;
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// AliExpress 1.14" 240x135 display
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// int const xsize = 240, ysize = 135, xoff = 40, yoff = 52, invert = 1, rotate = 0, bgr = 0;
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// Adafruit 1.3" 240x240 display
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// int const xsize = 240, ysize = 240, xoff = 0, yoff = 80, invert = 1, rotate = 5, bgr = 0;
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// Adafruit 1.54" 240x240 display
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// int const xsize = 240, ysize = 240, xoff = 0, yoff = 80, invert = 1, rotate = 5, bgr = 0;
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// AliExpress 1.54" 240x240 display
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// int const xsize = 240, ysize = 240, xoff = 0, yoff = 80, invert = 1, rotate = 5, bgr = 0;
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// Adafruit 1.9" 320x170 display
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// int const xsize = 320, ysize = 170, xoff = 0, yoff = 35, invert = 1, rotate = 0, bgr = 0;
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// AliExpress 1.9" 320x170 display
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// int const xsize = 320, ysize = 170, xoff = 0, yoff = 35, invert = 1, rotate = 0, bgr = 0;
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// Adafruit 1.47" 320x172 rounded rectangle display
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// int const xsize = 320, ysize = 172, xoff = 0, yoff = 34, invert = 1, rotate = 0, bgr = 0;
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// AliExpress 1.47" 320x172 rounded rectangle display
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// int const xsize = 320, ysize = 172, xoff = 0, yoff = 34, invert = 1, rotate = 0, bgr = 0;
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// Adafruit 2.0" 320x240 display
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// int const xsize = 320, ysize = 240, xoff = 0, yoff = 0, invert = 1, rotate = 6, bgr = 0;
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// AliExpress 2.0" 320x240 display
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// int const xsize = 320, ysize = 240, xoff = 0, yoff = 0, invert = 1, rotate = 0, bgr = 0;
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// Adafruit 2.2" 320x240 display
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// int const xsize = 320, ysize = 240, xoff = 0, yoff = 0, invert = 0, rotate = 4, bgr = 1;
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// AliExpress 2.4" 320x240 display
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// int const xsize = 320, ysize = 240, xoff = 0, yoff = 0, invert = 0, rotate = 2, bgr = 1;
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// Character set for text - stored in program memory
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const uint8_t CharMap[96][6] FLASH = {
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{ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
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{ 0x00, 0x00, 0x5F, 0x00, 0x00, 0x00 },
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{ 0x00, 0x07, 0x00, 0x07, 0x00, 0x00 },
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{ 0x14, 0x7F, 0x14, 0x7F, 0x14, 0x00 },
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{ 0x24, 0x2A, 0x7F, 0x2A, 0x12, 0x00 },
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{ 0x23, 0x13, 0x08, 0x64, 0x62, 0x00 },
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{ 0x36, 0x49, 0x56, 0x20, 0x50, 0x00 },
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{ 0x00, 0x08, 0x07, 0x03, 0x00, 0x00 },
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{ 0x00, 0x1C, 0x22, 0x41, 0x00, 0x00 },
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{ 0x00, 0x41, 0x22, 0x1C, 0x00, 0x00 },
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{ 0x2A, 0x1C, 0x7F, 0x1C, 0x2A, 0x00 },
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{ 0x08, 0x08, 0x3E, 0x08, 0x08, 0x00 },
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{ 0x00, 0x80, 0x70, 0x30, 0x00, 0x00 },
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{ 0x08, 0x08, 0x08, 0x08, 0x08, 0x00 },
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{ 0x00, 0x00, 0x60, 0x60, 0x00, 0x00 },
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{ 0x20, 0x10, 0x08, 0x04, 0x02, 0x00 },
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{ 0x3E, 0x51, 0x49, 0x45, 0x3E, 0x00 },
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{ 0x00, 0x42, 0x7F, 0x40, 0x00, 0x00 },
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{ 0x72, 0x49, 0x49, 0x49, 0x46, 0x00 },
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{ 0x21, 0x41, 0x49, 0x4D, 0x33, 0x00 },
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{ 0x18, 0x14, 0x12, 0x7F, 0x10, 0x00 },
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{ 0x27, 0x45, 0x45, 0x45, 0x39, 0x00 },
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{ 0x3C, 0x4A, 0x49, 0x49, 0x31, 0x00 },
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{ 0x41, 0x21, 0x11, 0x09, 0x07, 0x00 },
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{ 0x36, 0x49, 0x49, 0x49, 0x36, 0x00 },
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{ 0x46, 0x49, 0x49, 0x29, 0x1E, 0x00 },
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{ 0x00, 0x00, 0x14, 0x00, 0x00, 0x00 },
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{ 0x00, 0x40, 0x34, 0x00, 0x00, 0x00 },
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{ 0x00, 0x08, 0x14, 0x22, 0x41, 0x00 },
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{ 0x14, 0x14, 0x14, 0x14, 0x14, 0x00 },
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{ 0x00, 0x41, 0x22, 0x14, 0x08, 0x00 },
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{ 0x02, 0x01, 0x59, 0x09, 0x06, 0x00 },
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{ 0x3E, 0x41, 0x5D, 0x59, 0x4E, 0x00 },
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{ 0x7C, 0x12, 0x11, 0x12, 0x7C, 0x00 },
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{ 0x7F, 0x49, 0x49, 0x49, 0x36, 0x00 },
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{ 0x3E, 0x41, 0x41, 0x41, 0x22, 0x00 },
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{ 0x7F, 0x41, 0x41, 0x41, 0x3E, 0x00 },
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{ 0x7F, 0x49, 0x49, 0x49, 0x41, 0x00 },
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{ 0x7F, 0x09, 0x09, 0x09, 0x01, 0x00 },
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{ 0x3E, 0x41, 0x41, 0x51, 0x73, 0x00 },
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{ 0x7F, 0x08, 0x08, 0x08, 0x7F, 0x00 },
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{ 0x00, 0x41, 0x7F, 0x41, 0x00, 0x00 },
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{ 0x20, 0x40, 0x41, 0x3F, 0x01, 0x00 },
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{ 0x7F, 0x08, 0x14, 0x22, 0x41, 0x00 },
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{ 0x7F, 0x40, 0x40, 0x40, 0x40, 0x00 },
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{ 0x7F, 0x02, 0x1C, 0x02, 0x7F, 0x00 },
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{ 0x7F, 0x04, 0x08, 0x10, 0x7F, 0x00 },
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{ 0x3E, 0x41, 0x41, 0x41, 0x3E, 0x00 },
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{ 0x7F, 0x09, 0x09, 0x09, 0x06, 0x00 },
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{ 0x3E, 0x41, 0x51, 0x21, 0x5E, 0x00 },
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{ 0x7F, 0x09, 0x19, 0x29, 0x46, 0x00 },
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{ 0x26, 0x49, 0x49, 0x49, 0x32, 0x00 },
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{ 0x03, 0x01, 0x7F, 0x01, 0x03, 0x00 },
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{ 0x3F, 0x40, 0x40, 0x40, 0x3F, 0x00 },
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{ 0x1F, 0x20, 0x40, 0x20, 0x1F, 0x00 },
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{ 0x3F, 0x40, 0x38, 0x40, 0x3F, 0x00 },
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{ 0x63, 0x14, 0x08, 0x14, 0x63, 0x00 },
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{ 0x03, 0x04, 0x78, 0x04, 0x03, 0x00 },
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{ 0x61, 0x59, 0x49, 0x4D, 0x43, 0x00 },
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{ 0x00, 0x7F, 0x41, 0x41, 0x41, 0x00 },
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{ 0x02, 0x04, 0x08, 0x10, 0x20, 0x00 },
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{ 0x00, 0x41, 0x41, 0x41, 0x7F, 0x00 },
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{ 0x04, 0x02, 0x01, 0x02, 0x04, 0x00 },
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{ 0x40, 0x40, 0x40, 0x40, 0x40, 0x00 },
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{ 0x00, 0x03, 0x07, 0x08, 0x00, 0x00 },
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{ 0x20, 0x54, 0x54, 0x78, 0x40, 0x00 },
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{ 0x7F, 0x28, 0x44, 0x44, 0x38, 0x00 },
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{ 0x38, 0x44, 0x44, 0x44, 0x28, 0x00 },
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{ 0x38, 0x44, 0x44, 0x28, 0x7F, 0x00 },
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{ 0x38, 0x54, 0x54, 0x54, 0x18, 0x00 },
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{ 0x00, 0x08, 0x7E, 0x09, 0x02, 0x00 },
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{ 0x18, 0xA4, 0xA4, 0x9C, 0x78, 0x00 },
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{ 0x7F, 0x08, 0x04, 0x04, 0x78, 0x00 },
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{ 0x00, 0x44, 0x7D, 0x40, 0x00, 0x00 },
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{ 0x20, 0x40, 0x40, 0x3D, 0x00, 0x00 },
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{ 0x7F, 0x10, 0x28, 0x44, 0x00, 0x00 },
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{ 0x00, 0x41, 0x7F, 0x40, 0x00, 0x00 },
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{ 0x7C, 0x04, 0x78, 0x04, 0x78, 0x00 },
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{ 0x7C, 0x08, 0x04, 0x04, 0x78, 0x00 },
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{ 0x38, 0x44, 0x44, 0x44, 0x38, 0x00 },
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{ 0xFC, 0x18, 0x24, 0x24, 0x18, 0x00 },
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{ 0x18, 0x24, 0x24, 0x18, 0xFC, 0x00 },
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{ 0x7C, 0x08, 0x04, 0x04, 0x08, 0x00 },
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{ 0x48, 0x54, 0x54, 0x54, 0x24, 0x00 },
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{ 0x04, 0x04, 0x3F, 0x44, 0x24, 0x00 },
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{ 0x3C, 0x40, 0x40, 0x20, 0x7C, 0x00 },
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{ 0x1C, 0x20, 0x40, 0x20, 0x1C, 0x00 },
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{ 0x3C, 0x40, 0x30, 0x40, 0x3C, 0x00 },
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{ 0x44, 0x28, 0x10, 0x28, 0x44, 0x00 },
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{ 0x4C, 0x90, 0x90, 0x90, 0x7C, 0x00 },
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{ 0x44, 0x64, 0x54, 0x4C, 0x44, 0x00 },
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{ 0x00, 0x08, 0x36, 0x41, 0x00, 0x00 },
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{ 0x00, 0x00, 0x77, 0x00, 0x00, 0x00 },
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{ 0x00, 0x41, 0x36, 0x08, 0x00, 0x00 },
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{ 0x00, 0x06, 0x09, 0x06, 0x00, 0x00 }, // degree symbol = '~'
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{ 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x00 }
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};
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// TFT colour display **********************************************
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int const CASET = 0x2A; // Define column address
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int const RASET = 0x2B; // Define row address
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int const RAMWR = 0x2C; // Write to display RAM
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int const White = 0xFFFF;
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int const Black = 0;
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// Current plot position and colours
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int xpos, ypos;
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int fore = White;
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int back = Black;
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int scale = 1; // Text scale
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// Send a byte to the display
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void Data (uint8_t d) {
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for (uint8_t bit = 0x80; bit; bit >>= 1) {
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PORT_TOGGLE(1<<sck);
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if (d & bit) PORT_HIGH(1<<mosi); else PORT_LOW(1<<mosi);
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PORT_TOGGLE(1<<sck);
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}
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}
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// Send a command to the display
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void Command (uint8_t c) {
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PORT_TOGGLE(1<<dc);
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Data(c);
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PORT_TOGGLE(1<<dc);
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}
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// Send a command followed by two data words
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void Command2 (uint8_t c, uint16_t d1, uint16_t d2) {
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PORT_TOGGLE(1<<dc);
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Data(c);
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PORT_TOGGLE(1<<dc);
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Data(d1>>8); Data(d1); Data(d2>>8); Data(d2);
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}
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void InitDisplay () {
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PORT_OUTPUT(1<<dc | 1<<cs | 1<<mosi | 1<<sck); // All outputs
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PORT_HIGH(1<<dc | 1<<cs | 1<<sck); // Outputs high
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PORT_TOGGLE(1<<cs);
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Command(0x01); // Software reset
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delay(250); // delay 250 ms
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Command(0x36); Data(rotate<<5 | bgr<<3); // Set orientation and rgb/bgr
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Command(0x3A); Data(0x55); // Set color mode - 16-bit color
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Command(0x20+invert); // Invert
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Command(0x11); // Out of sleep mode
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delay(150);
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PORT_TOGGLE(1<<cs);
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}
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void DisplayOn () {
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PORT_TOGGLE(1<<cs);
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Command(0x29); // Display on
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delay(150);
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PORT_TOGGLE(1<<cs);
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}
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void ClearDisplay () {
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PORT_TOGGLE(1<<cs);
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Command2(CASET, yoff, yoff + ysize - 1);
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Command2(RASET, xoff, xoff + xsize - 1);
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Command(0x3A); Data(0x03); // 12-bit colour
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Command(RAMWR); // Leaves mosi low
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for (int i=0; i<xsize*4; i++) {
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for (int j=0; j<ysize*3; j++) {
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PORT_TOGGLE(1<<sck);
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PORT_TOGGLE(1<<sck);
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}
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}
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Command(0x3A); Data(0x05); // Back to 16-bit colour
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PORT_TOGGLE(1<<cs);
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}
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unsigned int Colour (int r, int g, int b) {
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return (r & 0xf8)<<8 | (g & 0xfc)<<3 | b>>3;
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}
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// Move current plot position to x,y
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void MoveTo (int x, int y) {
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xpos = x; ypos = y;
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}
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// Plot point at x,y
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void PlotPoint (int x, int y) {
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PORT_TOGGLE(1<<cs);
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Command2(CASET, yoff+y, yoff+y);
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Command2(RASET, xoff+x, xoff+x);
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Command(RAMWR); Data(fore>>8); Data(fore & 0xff);
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PORT_TOGGLE(1<<cs);
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}
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// Draw a line to x,y
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void DrawTo (int x, int y) {
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int sx, sy, e2, err;
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int dx = abs(x - xpos);
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int dy = abs(y - ypos);
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if (xpos < x) sx = 1; else sx = -1;
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if (ypos < y) sy = 1; else sy = -1;
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err = dx - dy;
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for (;;) {
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PlotPoint(xpos, ypos);
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if (xpos==x && ypos==y) return;
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e2 = err<<1;
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if (e2 > -dy) { err = err - dy; xpos = xpos + sx; }
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if (e2 < dx) { err = err + dx; ypos = ypos + sy; }
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}
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}
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void FillRect (int w, int h) {
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PORT_TOGGLE(1<<cs);
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Command2(CASET, ypos+yoff, ypos+yoff+h-1);
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Command2(RASET, xpos+xoff, xpos+xoff+w-1);
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Command(RAMWR);
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uint8_t hi = fore>>8;
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uint8_t lo = fore & 0xff;
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for (int i=0; i<w; i++) {
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for (int j=0; j<h; j++) {
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Data(hi); Data(lo);
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}
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}
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PORT_TOGGLE(1<<cs);
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}
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void DrawRect (int w, int h) {
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int x1 = xpos, y1 = ypos;
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FillRect(w-1, 1); MoveTo(x1, y1+1);
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FillRect(1, h-1); MoveTo(x1+1, y1+h-1);
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FillRect(w-1, 1); MoveTo(x1+w-1, y1);
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FillRect(1, h-1);
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xpos = x1; ypos = y1;
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}
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void FillCircle (int radius) {
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int x1 = xpos, y1 = ypos, dx = 1, dy = 1;
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int x = radius - 1, y = 0;
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int err = dx - (radius<<1);
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while (x >= y) {
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MoveTo(x1-x, y1+y); FillRect(x<<1, 1);
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MoveTo(x1-y, y1+x); FillRect(y<<1, 1);
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MoveTo(x1-y, y1-x); FillRect(y<<1, 1);
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MoveTo(x1-x, y1-y); FillRect(x<<1, 1);
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if (err > 0) {
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x = x - 1; dx = dx + 2;
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err = err - (radius<<1) + dx;
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} else {
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y = y + 1; err = err + dy;
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dy = dy + 2;
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}
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}
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xpos = x1; ypos = y1;
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}
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void DrawCircle (int radius) {
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int x1 = xpos, y1 = ypos, dx = 1, dy = 1;
|
|
int x = radius - 1, y = 0;
|
|
int err = dx - (radius<<1);
|
|
while (x >= y) {
|
|
PlotPoint(x1-x, y1+y); PlotPoint(x1+x, y1+y);
|
|
PlotPoint(x1-y, y1+x); PlotPoint(x1+y, y1+x);
|
|
PlotPoint(x1-y, y1-x); PlotPoint(x1+y, y1-x);
|
|
PlotPoint(x1-x, y1-y); PlotPoint(x1+x, y1-y);
|
|
if (err > 0) {
|
|
x = x - 1; dx = dx + 2;
|
|
err = err - (radius<<1) + dx;
|
|
} else {
|
|
y = y + 1; err = err + dy;
|
|
dy = dy + 2;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Plot an ASCII character with bottom left corner at x,y
|
|
void PlotChar (char c) {
|
|
int colour;
|
|
PORT_TOGGLE(1<<cs);
|
|
Command2(CASET, yoff+ypos, yoff+ypos+8*scale-1);
|
|
Command2(RASET, xoff+xpos, xoff+xpos+6*scale-1);
|
|
Command(RAMWR);
|
|
for (int xx=0; xx<6; xx++) {
|
|
int bits = pgm_read_byte(&CharMap[c-32][xx]);
|
|
for (int xr=0; xr<scale; xr++) {
|
|
for (int yy=0; yy<8; yy++) {
|
|
if (bits>>(7-yy) & 1) colour = fore; else colour = back;
|
|
for (int yr=0; yr<scale; yr++) {
|
|
Data(colour>>8); Data(colour & 0xFF);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
PORT_TOGGLE(1<<cs);
|
|
xpos = xpos + 6*scale;
|
|
}
|
|
|
|
// Plot text starting at the current plot position
|
|
void PlotText(PGM_P p) {
|
|
while (1) {
|
|
char c = pgm_read_byte(p++);
|
|
if (c == 0) return;
|
|
PlotChar(c);
|
|
}
|
|
}
|
|
|
|
void PlotInt(int n) {
|
|
bool lead = false;
|
|
for (int d=10000; d>0; d = d/10) {
|
|
char j = (n/d) % 10;
|
|
if (j!=0 || lead || d==1) { PlotChar(j + '0'); lead = true; }
|
|
}
|
|
}
|
|
|
|
void TestChart () {
|
|
DrawRect(xsize, ysize);
|
|
scale = 8;
|
|
fore = Colour(255, 0, 0);
|
|
MoveTo((xsize-40)/2, (ysize-64)/2); PlotChar('F');
|
|
scale = 1;
|
|
}
|
|
|
|
// Demos **********************************************
|
|
|
|
void BarChart () {
|
|
int x0 = 0, y0 = 0, w = xsize, h = ysize, x1 = 15, y1 = 11;
|
|
MoveTo(x0+(w-x1-90)/2+x1, y0+h-8); PlotText(PSTR("Sensor Readings"));
|
|
// Horizontal axis
|
|
int xinc = (w-x1)/20;
|
|
MoveTo(x0+x1, y0+y1); DrawTo(x0+w-1, y0+y1);
|
|
for (int i=0; i<=20; i=i+4) {
|
|
int mark = x1+i*xinc;
|
|
MoveTo(x0+mark, y0+y1); DrawTo(x0+mark, y0+y1-2);
|
|
// Draw histogram
|
|
if (i != 20) {
|
|
int bar = xinc*4/3;
|
|
for (int b=2; b>=0; b--) {
|
|
fore = Colour(255, 127*b, 0); // Red, Orange, Yellow
|
|
MoveTo(x0+mark+bar*b-b+1, y0+y1+1); FillRect(bar, 5+random(h-y1-20));
|
|
}
|
|
fore = White;
|
|
}
|
|
if (i > 9) MoveTo(x0+mark-7, y0+y1-11); else MoveTo(x0+mark-3, y0+y1-11);
|
|
PlotInt(i);
|
|
}
|
|
// Vertical axis
|
|
int yinc = (h-y1)/20;
|
|
MoveTo(x0+x1, y0+y1); DrawTo(x0+x1, y0+h-1);
|
|
for (int i=0; i<=20; i=i+5) {
|
|
int mark = y1+i*yinc;
|
|
MoveTo(x0+x1, y0+mark); DrawTo(x0+x1-2, y0+mark);
|
|
if (i > 9) MoveTo(x0+x1-15, y0+mark-4); else MoveTo(x0+x1-9, y0+mark-4);
|
|
PlotInt(i);
|
|
}
|
|
}
|
|
|
|
void Waterfall () {
|
|
int x0 = 0, y0 = 0, w = xsize, h = ysize, x1 = 15, y1 = 11;
|
|
int factor = 5160/h*10;
|
|
MoveTo(x0+(w-x1-60)/2+x1, y0+h-8); PlotText(PSTR("Luminance"));
|
|
// Horizontal axis
|
|
int xinc = (w-x1-15)/30;
|
|
MoveTo(x0+x1, y0+y1); DrawTo(x0+x1+xinc*20, y0+y1);
|
|
for (int i=0; i<=20; i=i+5) {
|
|
int mark = x1+i*xinc;
|
|
MoveTo(x0+mark, y0+y1); DrawTo(x0+mark, y0+y1-2);
|
|
if (i > 9) MoveTo(x0+mark-7, y0+y1-11); else MoveTo(x0+mark-3, y0+y1-11);
|
|
PlotInt(i);
|
|
}
|
|
// Vertical axis
|
|
int yinc = (h-y1)/20;
|
|
MoveTo(x0+x1, y0+y1); DrawTo(x0+x1, y0+h-1);
|
|
for (int i=0; i<=20; i=i+5) {
|
|
int mark = y1+i*yinc;
|
|
MoveTo(x0+x1, y0+mark); DrawTo(x0+x1-2, y0+mark);
|
|
if (i > 9) MoveTo(x0+x1-15, y0+mark-4); else MoveTo(x0+x1-9, y0+mark-4);
|
|
PlotInt(i);
|
|
}
|
|
// Diagonal axis
|
|
yinc = xinc/2;
|
|
// MoveTo(x0+x1, y0+y1); DrawTo(x0+x1+10*xinc, y0+y1+10*xinc);
|
|
MoveTo(x0+x1+20*xinc, y0+y1); DrawTo(x0+x1+30*xinc, y0+y1+10*xinc);
|
|
for (int i=0; i<=20; i=i+5) {
|
|
MoveTo(x0+x1+20*xinc+i*xinc/2, y0+y1+i*xinc/2);
|
|
DrawTo(x0+x1+20*xinc+i*xinc/2+3, y0+y1+i*xinc/2);
|
|
MoveTo(x0+x1+20*xinc+i*xinc/2+6, y0+y1+i*xinc/2-4); PlotInt(i);
|
|
}
|
|
// Plot data
|
|
for (int y=20; y>=0; y--) {
|
|
for (int i=0; i<=20; i++) {
|
|
int fn0 = 180-(i-10)*(i-10)-(y-10)*(y-10);
|
|
int fn1 = 180-(i+1-10)*(i+1-10)-(y-10)*(y-10);
|
|
fore = Colour(255, 255, 0);
|
|
MoveTo(x0+x1+y*yinc+i*xinc, y0+y1+y*yinc+fn0*fn0/factor);
|
|
DrawTo(x0+x1+y*yinc+(i+1)*xinc, y0+y1+y*yinc+fn1*fn1/factor);
|
|
fore = White;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Setup **********************************************
|
|
|
|
void setup() {
|
|
InitDisplay();
|
|
ClearDisplay();
|
|
DisplayOn();
|
|
MoveTo(0,0);
|
|
// TestChart();
|
|
}
|
|
|
|
void loop () {
|
|
BarChart();
|
|
// Waterfall();
|
|
for (;;);
|
|
} |