Diff: RGBmatrixPanel.h

Revision:

0:86b6f02fab12

diff -r 000000000000 -r 86b6f02fab12 RGBmatrixPanel.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/RGBmatrixPanel.h	Sat Jul 11 01:16:40 2015 +0000
@@ -0,0 +1,190 @@
+#include "mbed.h"
+#include "Adafruit_GFX.h"
+
+#ifndef _BV
+#define _BV(bit) (1<<(bit))
+#endif
+
+#ifdef DEBUG
+#define log_debug(format,...)   std::printf(format,##__VA_ARGS__)
+#else
+#define log_debug(...)
+#endif
+
+//** 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);
+    }
+}
+
+
+class RGBmatrixPanel : public Adafruit_GFX
+{
+
+public:
+    // Constructor for 16x32 panel:
+    RGBmatrixPanel(PinName r1,PinName g1,PinName b1,PinName r2,PinName g2,PinName b2,PinName a,PinName b,PinName c,PinName sclk,PinName latch,PinName oe, bool dbuf);
+
+    // Constructor for 32x32 panel (adds 'd' pin):
+    RGBmatrixPanel(PinName r1,PinName r2,PinName g1,PinName g2,PinName b1,PinName b2,PinName a,PinName b,PinName c,PinName d,PinName sclk, PinName latch,PinName oe,bool dbuf);
+
+    /** @fn void RGBmatrixPanel::begin(void)
+    *   @bref Attach a updateDisplay() to be called by the Ticker(every 100us)
+    */
+    void begin(void);
+    /** @fn void RGBmatrixPanel::drawPixel(int16_t x, int16_t y, uint16_t c)
+    *   @bref drawPixel
+    */
+    virtual void drawPixel(int16_t x,int16_t y,uint16_t c);
+    /** @fn void RGBmatrixPanel::fillScreen(uint16_t c)
+    *   @bref fillScreen
+    *   @param  c   fill screen 16bit color 0x0000 ~ 0xFFFF
+    */
+    virtual void fillScreen(uint16_t c);
+    /** @fn void RGBmatrixPanel::updateDisplay(void)
+    *   @param c    updateDisplay\n
+    *               This method is called by the interrupt start at begin().
+    */
+    void updateDisplay(void);
+    /** @fn void RGBmatrixPanel::swapBuffers(bool copy)
+    *   @param  copy swap buffer (if you use double-buffer)
+    */
+    void swapBuffers(bool copy);
+    /** @fn void RGBmatrixPanel::dumpMatrix(void)
+    *   @bref dump to default USB Serial\n
+    *         Declaration is required to use.(#define DEBUG)
+    */
+    void dumpMatrix(void);
+
+    uint8_t *backBuffer(void);
+
+    /** @fn uint16_t RGBmatrixPanel::Color333(uint8_t r, uint8_t g, uint8_t b)
+    *   @bref up convert to 16bit color from 9bit color.
+    *   @return 16bit(uint16_t) color value
+    */
+    uint16_t Color333(uint8_t r, uint8_t g, uint8_t b);
+    /** @fn uint16_t RGBmatrixPanel::Color444(uint8_t r, uint8_t g, uint8_t b)
+    *   @bref up convert to 16bit color from 12bit color.
+    *   @param r 0~7
+    *   @param g 0~7
+    *   @param b 0~7
+    *   @return 16bit(uint16_t) color value
+    */
+    uint16_t Color444(uint8_t r, uint8_t g, uint8_t b);
+    /** @fn uint16_t RGBmatrixPanel::Color888(uint8_t r, uint8_t g, uint8_t b)
+    *   @bref down convert to 16bit color from 24bit color.
+    *   @return 16bit(uint16_t) color value
+    */
+    uint16_t Color888(uint8_t r, uint8_t g, uint8_t b);
+    /** @fn uint16_t RGBmatrixPanel::Color888(uint8_t r, uint8_t g, uint8_t b, bool gflag)
+    *   @bref down convert to 16bit color from 24bit color using the gamma value table.
+    *   @return 16bit(uint16_t) color value
+    */
+    uint16_t Color888(uint8_t r, uint8_t g, uint8_t b, bool gflag);
+    /** @fn uint16_t RGBmatrixPanel::ColorHSV(long hue, uint8_t sat, uint8_t val, bool gflag)
+    *   @bref convert to 16bit color from (unsigned integer)HSV color using the gamma value table.
+    *   @param hue 0~1536(decimal value)
+    *   @param sat 0~255(decimal value) Does not make sense that it is not a multiple of 32.
+    *   @param val 0~255(decimal value) Does not make sense that it is not a multiple of 32.
+    *   @return 16bit(uint16_t) color value
+    */
+    uint16_t ColorHSV(long hue, uint8_t sat, uint8_t val, bool gflag)
+    ;
+    /** @fn uint16_t RGBmatrixPanel::ColorHSV(float hue, float sat, float val, bool gflag)
+    *   @bref convert to 16bit color from (float)HSV color using the gamma value table.
+    *   @param hue Normalized value from 0.0 to 1.0
+    *   @param sat Normalized value from 0.0 to 1.0
+    *   @param val Normalized value from 0.0 to 1.0
+    *   @return 16bit(uint16_t) color value
+    */
+    uint16_t ColorHSV(float hue, float sat, float val, bool gflag);
+private:
+    uint8_t *matrixbuff[2];
+    uint8_t nRows;
+    uint8_t backindex;
+    bool swapflag;
+
+    // Init/alloc code common to both constructors:
+    void init(uint8_t rows, bool dbuf);
+
+    BusOut _dataBus;
+    BusOut _rowBus;
+    DigitalOut _d,_sclk, _latch, _oe;
+    Ticker _refresh;
+    // Counters/pointers for interrupt handler:
+    uint8_t row, plane;
+    uint8_t *buffptr;
+};
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