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Dependencies: Adafruit-GFX
RGBmatrixPanel Class Reference
RGBmatrixPanel is class for full color LED matrix. More...
#include <RGBmatrixPanel.h>
Public Member Functions | |
| void | begin (void) |
| Attach a updateDisplay() to be called by the Ticker(every 100us) | |
| virtual void | drawPixel (int16_t x, int16_t y, uint16_t c) |
| drawPixel | |
| virtual void | fillScreen (uint16_t c) |
| fillScreen | |
| void | updateDisplay (void) |
| void | swapBuffers (bool copy) |
| void | dumpMatrix (void) |
| dump to default USB Serial Declaration is required to use. | |
| uint16_t | Color333 (uint8_t r, uint8_t g, uint8_t b) |
| up convert to 16bit color from 9bit color. | |
| uint16_t | Color444 (uint8_t r, uint8_t g, uint8_t b) |
| up convert to 16bit color from 12bit color. | |
| uint16_t | Color888 (uint8_t r, uint8_t g, uint8_t b) |
| down convert to 16bit color from 24bit color. | |
| uint16_t | Color888 (uint8_t r, uint8_t g, uint8_t b, bool gflag) |
| down convert to 16bit color from 24bit color using the gamma value table. | |
| uint16_t | ColorHSV (long hue, uint8_t sat, uint8_t val, bool gflag) |
| convert to 16bit color from (unsigned integer)HSV color using the gamma value table. | |
| uint16_t | ColorHSV (float hue, float sat, float val, bool gflag) |
| convert to 16bit color from (float)HSV color using the gamma value table. | |
Detailed Description
RGBmatrixPanel is class for full color LED matrix.
#include "mbed.h" #include "RGBmatrixPanel.h" // Hardware-specific library PinName ub1=p6; PinName ug1=p7; PinName ur1=p8; PinName lb2=p9; PinName lg2=p10; PinName lr2=p11; RGBmatrixPanel matrix(ur1,ug1,ub1,lr2,lg2,lb2,p12,p13,p14,p15,p16,p17,false); //RGBmatrixPanel(r1, g1, b1, r2, g2, b2, a, b, c, sclk, latch, oe, enable double_buffer); int main() { matrix.begin(); while(1) { // fill the screen with 'black' matrix.fillScreen(matrix.Color333(0, 0, 0)); // draw a pixel in solid white matrix.drawPixel(0, 0, matrix.Color333(7, 7, 7)); wait_ms(500); // fix the screen with green matrix.fillRect(0, 0, 32, 16, matrix.Color333(0, 7, 0)); wait_ms(500); // draw a box in yellow matrix.drawRect(0, 0, 32, 16, matrix.Color333(7, 7, 0)); wait_ms(500); // draw an 'X' in red matrix.drawLine(0, 0, 31, 15, matrix.Color333(7, 0, 0)); matrix.drawLine(31, 0, 0, 15, matrix.Color333(7, 0, 0)); wait_ms(500); // draw a blue circle matrix.drawCircle(7, 7, 7, matrix.Color333(0, 0, 7)); wait_ms(500); // fill a violet circle matrix.fillCircle(23, 7, 7, matrix.Color333(7, 0, 7)); wait_ms(500); // fill the screen with 'black' matrix.fillScreen(matrix.Color333(0, 0, 0)); // draw some text! matrix.setCursor(1, 0); // start at top left, with one pixel of spacing matrix.setTextSize(1); // size 1 == 8 pixels high // printff each letter with a rainbow color matrix.setTextColor(matrix.Color333(7,0,0)); matrix.putc('1'); matrix.setTextColor(matrix.Color333(7,4,0)); matrix.putc('6'); matrix.setTextColor(matrix.Color333(7,7,0)); matrix.putc('x'); matrix.setTextColor(matrix.Color333(4,7,0)); matrix.putc('3'); matrix.setTextColor(matrix.Color333(0,7,0)); matrix.putc('2'); matrix.setCursor(1, 9); // next line matrix.setTextColor(matrix.Color333(0,7,7)); matrix.putc('*'); matrix.setTextColor(matrix.Color333(0,4,7)); matrix.putc('R'); matrix.setTextColor(matrix.Color333(0,0,7)); matrix.putc('G'); matrix.setTextColor(matrix.Color333(4,0,7)); matrix.putc('B'); matrix.setTextColor(matrix.Color333(7,0,4)); matrix.putc('*'); wait_ms(500); } }
Definition at line 96 of file RGBmatrixPanel.h.
Member Function Documentation
| void begin | ( | void | ) |
Attach a updateDisplay() to be called by the Ticker(every 100us)
Definition at line 62 of file RGBmatrixPanel.cpp.
| uint16_t Color333 | ( | uint8_t | r, |
| uint8_t | g, | ||
| uint8_t | b | ||
| ) |
up convert to 16bit color from 9bit color.
- Returns:
- 16bit(uint16_t) color value
Definition at line 86 of file RGBmatrixPanel.cpp.
| uint16_t Color444 | ( | uint8_t | r, |
| uint8_t | g, | ||
| uint8_t | b | ||
| ) |
up convert to 16bit color from 12bit color.
- Parameters:
-
r 0~7 g 0~7 b 0~7
- Returns:
- 16bit(uint16_t) color value
Definition at line 95 of file RGBmatrixPanel.cpp.
| uint16_t Color888 | ( | uint8_t | r, |
| uint8_t | g, | ||
| uint8_t | b, | ||
| bool | gflag | ||
| ) |
down convert to 16bit color from 24bit color using the gamma value table.
- Returns:
- 16bit(uint16_t) color value
Definition at line 111 of file RGBmatrixPanel.cpp.
| uint16_t Color888 | ( | uint8_t | r, |
| uint8_t | g, | ||
| uint8_t | b | ||
| ) |
down convert to 16bit color from 24bit color.
- Returns:
- 16bit(uint16_t) color value
Definition at line 105 of file RGBmatrixPanel.cpp.
| uint16_t ColorHSV | ( | float | hue, |
| float | sat, | ||
| float | val, | ||
| bool | gflag | ||
| ) |
convert to 16bit color from (float)HSV color using the gamma value table.
- Parameters:
-
hue Normalized value from 0.0 to 1.0 sat Normalized value from 0.0 to 1.0 val Normalized value from 0.0 to 1.0
- Returns:
- 16bit(uint16_t) color value
Definition at line 192 of file RGBmatrixPanel.cpp.
| uint16_t ColorHSV | ( | long | hue, |
| uint8_t | sat, | ||
| uint8_t | val, | ||
| bool | gflag | ||
| ) |
convert to 16bit color from (unsigned integer)HSV color using the gamma value table.
- Parameters:
-
hue 0~1536(decimal value) sat 0~255(decimal value) Does not make sense that it is not a multiple of 32. val 0~255(decimal value) Does not make sense that it is not a multiple of 32.
- Returns:
- 16bit(uint16_t) color value
Definition at line 124 of file RGBmatrixPanel.cpp.
| void drawPixel | ( | int16_t | x, |
| int16_t | y, | ||
| uint16_t | c | ||
| ) | [virtual] |
drawPixel
Definition at line 234 of file RGBmatrixPanel.cpp.
| void dumpMatrix | ( | void | ) |
dump to default USB Serial
Declaration is required to use.
(define DEBUG)
Definition at line 341 of file RGBmatrixPanel.cpp.
| void fillScreen | ( | uint16_t | c ) | [virtual] |
fillScreen
- Parameters:
-
c fill screen 16bit color 0x0000 ~ 0xFFFF
Definition at line 298 of file RGBmatrixPanel.cpp.
| void swapBuffers | ( | bool | copy ) |
- Parameters:
-
copy swap buffer (if you use double-buffer)
Definition at line 323 of file RGBmatrixPanel.cpp.
| void updateDisplay | ( | void | ) |
- Parameters:
-
c updateDisplay
This method is called by the interrupt start at begin().
Definition at line 356 of file RGBmatrixPanel.cpp.
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