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- #include <Arduino.h>
- #include "SPI.h"
- #if !defined(__SAM3X8E__)
- #include "EEPROM.h"
- #endif
- #include <GD2.h>
- #define SD_PIN 9 // pin used for the microSD enable signal
- #define PROTO 1
- #define STORAGE 1
- #define CALIBRATION 1
- #define DUMP_INPUTS 0
- #define VERBOSE 0
- #ifdef DUMPDEV
- #include <assert.h>
- #include "transports/dump.h"
- #endif
- #ifdef RASPBERRY_PI
- #include <stdio.h>
- #include <fcntl.h>
- #include <stdlib.h>
- #include <string.h>
- #include <unistd.h>
- #include <stdint.h>
- #include <sys/ioctl.h>
- #include <linux/types.h>
- #include <linux/spi/spidev.h>
- #include "transports/spidev.h"
- #endif
- byte ft8xx_model;
- #if defined(ARDUINO)
- #include "transports/wiring.h"
- #endif
- static GDTransport GDTR;
- GDClass GD;
- void GDClass::flush(void)
- {
- GDTR.flush();
- }
- void GDClass::swap(void) {
- Display();
- cmd_swap();
- cmd_loadidentity();
- cmd_dlstart();
- GDTR.flush();
- }
- uint32_t GDClass::measure_freq(void)
- {
- unsigned long t0 = GDTR.rd32(REG_CLOCK);
- delayMicroseconds(15625);
- unsigned long t1 = GDTR.rd32(REG_CLOCK);
- // Serial.println((t1 - t0) << 6);
- return (t1 - t0) << 6;
- }
- #define LOW_FREQ_BOUND 47040000UL
- // #define LOW_FREQ_BOUND 32040000UL
- void GDClass::tune(void)
- {
- uint32_t f;
- for (byte i = 0; (i < 31) && ((f = measure_freq()) < LOW_FREQ_BOUND); i++)
- GDTR.wr(REG_TRIM, i);
- GDTR.wr32(REG_FREQUENCY, f);
- }
- void GDClass::begin(uint8_t options) {
- #if STORAGE && defined(ARDUINO)
- if (options & GD_STORAGE) {
- GDTR.ios();
- SD.begin(SD_PIN);
- }
- #endif
- GDTR.begin();
- #if VERBOSE
- Serial.println("ID REGISTER:");
- Serial.println(GDTR.rd(REG_ID), HEX);
- #endif
- // Generate a blank screen
- cmd_dlstart();
- #ifndef DUMPDEV
- Clear();
- swap();
- #endif
- finish();
- GDTR.wr(REG_PCLK_POL, 1);
- GDTR.wr(REG_PCLK, 5);
- #if PROTO == 1
- GDTR.wr(REG_ROTATE, 1);
- GDTR.wr(REG_SWIZZLE, 3);
- #endif
- GDTR.wr(REG_GPIO_DIR, 0x83);
- GDTR.wr(REG_GPIO, 0x80);
- if (CALIBRATION & (options & GD_CALIBRATE)) {
- #if defined(ARDUINO) && !defined(__DUE__)
- if (EEPROM.read(0) != 0x7c) {
- self_calibrate();
- // for (int i = 0; i < 24; i++) Serial.println(GDTR.rd(REG_TOUCH_TRANSFORM_A + i), HEX);
- for (int i = 0; i < 24; i++)
- EEPROM.write(1 + i, GDTR.rd(REG_TOUCH_TRANSFORM_A + i));
- EEPROM.write(0, 0x7c); // is written!
- } else {
- for (int i = 0; i < 24; i++)
- GDTR.wr(REG_TOUCH_TRANSFORM_A + i, EEPROM.read(1 + i));
- }
- #endif
- #ifdef __DUE__
- // The Due has no persistent storage. So instead use a "canned"
- // calibration.
- // self_calibrate();
- // for (int i = 0; i < 24; i++)
- // Serial.println(GDTR.rd(REG_TOUCH_TRANSFORM_A + i), HEX);
- static const byte canned_calibration[24] = {
- 0xCC, 0x7C, 0xFF, 0xFF, 0x57, 0xFE, 0xFF, 0xFF,
- 0xA1, 0x04, 0xF9, 0x01, 0x93, 0x00, 0x00, 0x00,
- 0x5E, 0x4B, 0x00, 0x00, 0x08, 0x8B, 0xF1, 0xFF };
- for (int i = 0; i < 24; i++)
- GDTR.wr(REG_TOUCH_TRANSFORM_A + i, canned_calibration[i]);
- #endif
- #if defined(RASPBERRY_PI)
- {
- uint8_t cal[24];
- FILE *calfile = fopen(".calibration", "r");
- if (calfile == NULL) {
- calfile = fopen(".calibration", "w");
- if (calfile != NULL) {
- self_calibrate();
- for (int i = 0; i < 24; i++)
- cal[i] = GDTR.rd(REG_TOUCH_TRANSFORM_A + i);
- fwrite(cal, 1, sizeof(cal), calfile);
- fclose(calfile);
- }
- } else {
- fread(cal, 1, sizeof(cal), calfile);
- for (int i = 0; i < 24; i++)
- GDTR.wr(REG_TOUCH_TRANSFORM_A + i, cal[i]);
- fclose(calfile);
- }
- }
- #endif
- }
- GDTR.wr16(REG_TOUCH_RZTHRESH, 1200);
- rseed = 0x77777777;
- if (options & GD_TRIM) {
- tune();
- }
- }
- void GDClass::storage(void) {
- GDTR.__end();
- SD.begin(SD_PIN);
- GDTR.resume();
- }
- void GDClass::self_calibrate(void) {
- cmd_dlstart();
- Clear();
- cmd_text(240, 100, 30, OPT_CENTERX, "please tap on the dot");
- cmd_calibrate();
- finish();
- cmd_loadidentity();
- cmd_dlstart();
- GDTR.flush();
- }
- void GDClass::seed(uint16_t n) {
- rseed = n ? n : 7;
- }
- uint16_t GDClass::random() {
- rseed ^= rseed << 13;
- rseed ^= rseed >> 17;
- rseed ^= rseed << 5;
- return rseed;
- }
- uint16_t GDClass::random(uint16_t n) {
- uint32_t p = random();
- return (p * n) >> 16;
- }
- // >>> [int(65535*math.sin(math.pi * 2 * i / 1024)) for i in range(257)]
- static const PROGMEM uint16_t sintab[257] = {
- 0, 402, 804, 1206, 1608, 2010, 2412, 2813, 3215, 3617, 4018, 4419, 4821, 5221, 5622, 6023, 6423, 6823, 7223, 7622, 8022, 8421, 8819, 9218, 9615, 10013, 10410, 10807, 11203, 11599, 11995, 12390, 12785, 13179, 13573, 13966, 14358, 14750, 15142, 15533, 15923, 16313, 16702, 17091, 17479, 17866, 18252, 18638, 19023, 19408, 19791, 20174, 20557, 20938, 21319, 21699, 22078, 22456, 22833, 23210, 23585, 23960, 24334, 24707, 25079, 25450, 25820, 26189, 26557, 26924, 27290, 27655, 28019, 28382, 28744, 29105, 29465, 29823, 30181, 30537, 30892, 31247, 31599, 31951, 32302, 32651, 32999, 33346, 33691, 34035, 34378, 34720, 35061, 35400, 35737, 36074, 36409, 36742, 37075, 37406, 37735, 38063, 38390, 38715, 39039, 39361, 39682, 40001, 40319, 40635, 40950, 41263, 41574, 41885, 42193, 42500, 42805, 43109, 43411, 43711, 44010, 44307, 44603, 44896, 45189, 45479, 45768, 46055, 46340, 46623, 46905, 47185, 47463, 47739, 48014, 48287, 48558, 48827, 49094, 49360, 49623, 49885, 50145, 50403, 50659, 50913, 51165, 51415, 51664, 51910, 52155, 52397, 52638, 52876, 53113, 53347, 53580, 53810, 54039, 54265, 54490, 54712, 54933, 55151, 55367, 55581, 55793, 56003, 56211, 56416, 56620, 56821, 57021, 57218, 57413, 57606, 57796, 57985, 58171, 58355, 58537, 58717, 58894, 59069, 59242, 59413, 59582, 59748, 59912, 60074, 60234, 60391, 60546, 60699, 60849, 60997, 61143, 61287, 61428, 61567, 61704, 61838, 61970, 62100, 62227, 62352, 62474, 62595, 62713, 62828, 62941, 63052, 63161, 63267, 63370, 63472, 63570, 63667, 63761, 63853, 63942, 64029, 64114, 64196, 64275, 64353, 64427, 64500, 64570, 64637, 64702, 64765, 64825, 64883, 64938, 64991, 65042, 65090, 65135, 65178, 65219, 65257, 65293, 65326, 65357, 65385, 65411, 65435, 65456, 65474, 65490, 65504, 65515, 65523, 65530, 65533, 65535
- };
- int16_t GDClass::rsin(int16_t r, uint16_t th) {
- th >>= 6; // angle 0-123
- // return int(r * sin((2 * M_PI) * th / 1024.));
- int th4 = th & 511;
- if (th4 & 256)
- th4 = 512 - th4; // 256->256 257->255, etc
- uint16_t s = pgm_read_word_near(sintab + th4);
- int16_t p = ((uint32_t)s * r) >> 16;
- if (th & 512)
- p = -p;
- return p;
- }
- int16_t GDClass::rcos(int16_t r, uint16_t th) {
- return rsin(r, th + 0x4000);
- }
- void GDClass::polar(int &x, int &y, int16_t r, uint16_t th) {
- x = (int)(-GD.rsin(r, th));
- y = (int)( GD.rcos(r, th));
- }
- // >>> [int(round(1024 * math.atan(i / 256.) / math.pi)) for i in range(256)]
- static const PROGMEM uint8_t atan8[] = {
- 0,1,3,4,5,6,8,9,10,11,13,14,15,17,18,19,20,22,23,24,25,27,28,29,30,32,33,34,36,37,38,39,41,42,43,44,46,47,48,49,51,52,53,54,55,57,58,59,60,62,63,64,65,67,68,69,70,71,73,74,75,76,77,79,80,81,82,83,85,86,87,88,89,91,92,93,94,95,96,98,99,100,101,102,103,104,106,107,108,109,110,111,112,114,115,116,117,118,119,120,121,122,124,125,126,127,128,129,130,131,132,133,134,135,137,138,139,140,141,142,143,144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,177,178,179,180,181,182,183,184,185,186,187,188,188,189,190,191,192,193,194,195,195,196,197,198,199,200,201,201,202,203,204,205,206,206,207,208,209,210,211,211,212,213,214,215,215,216,217,218,219,219,220,221,222,222,223,224,225,225,226,227,228,228,229,230,231,231,232,233,234,234,235,236,236,237,238,239,239,240,241,241,242,243,243,244,245,245,246,247,248,248,249,250,250,251,251,252,253,253,254,255,255
- };
- uint16_t GDClass::atan2(int16_t y, int16_t x)
- {
- uint16_t a;
- uint16_t xx = 0;
- /* These values are tricky. So pretend they are not */
- if (x == -32768)
- x++;
- if (y == -32768)
- y++;
- if ((x <= 0) ^ (y > 0)) {
- int16_t t; t = x; x = y; y = t;
- xx ^= 0x4000;
- }
- if (x <= 0) {
- x = -x;
- } else {
- xx ^= 0x8000;
- }
- y = abs(y);
- if (x > y) {
- int16_t t; t = x; x = y; y = t;
- xx ^= 0x3fff;
- }
- while ((x | y) & 0xff80) {
- x >>= 1;
- y >>= 1;
- }
- if (y == 0) {
- a = 0;
- } else if (x == y) {
- a = 0x2000;
- } else {
- // assert(x <= y);
- int r = ((x << 8) / y);
- // assert(0 <= r);
- // assert(r < 256);
- a = pgm_read_byte(atan8 + r) << 5;
- }
- a ^= xx;
- return a;
- }
- void GDClass::align(byte n) {
- while ((n++) & 3)
- GDTR.cmdbyte(0);
- }
- void GDClass::cH(uint16_t v) {
- GDTR.cmdbyte(v & 0xff);
- GDTR.cmdbyte((v >> 8) & 0xff);
- }
- void GDClass::ch(int16_t v) {
- cH((uint16_t)v);
- }
- void GDClass::cI(uint32_t v) {
- GDTR.cmd32(v);
- }
- void GDClass::cFFFFFF(byte v) {
- union {
- uint32_t c;
- uint8_t b[4];
- };
- b[0] = v;
- b[1] = 0xff;
- b[2] = 0xff;
- b[3] = 0xff;
- GDTR.cmd32(c);
- }
- void GDClass::ci(int32_t v) {
- cI((uint32_t) v);
- }
- void GDClass::cs(const char *s) {
- int count = 0;
- while (*s) {
- char c = *s++;
- GDTR.cmdbyte(c);
- count++;
- }
- GDTR.cmdbyte(0);
- align(count + 1);
- }
- void GDClass::copy(const PROGMEM uint8_t *src, int count) {
- byte a = count & 3;
- while (count--) {
- GDTR.cmdbyte(pgm_read_byte_near(src));
- src++;
- }
- align(a);
- }
- void GDClass::copyram(byte *src, int count) {
- byte a = count & 3;
- GDTR.cmd_n(src, count);
- align(a);
- }
- void GDClass::AlphaFunc(byte func, byte ref) {
- cI((9UL << 24) | ((func & 7L) << 8) | ((ref & 255L) << 0));
- }
- void GDClass::Begin(byte prim) {
- cI((31UL << 24) | prim);
- }
- void GDClass::BitmapHandle(byte handle) {
- cI((5UL << 24) | handle);
- }
- void GDClass::BitmapLayout(byte format, uint16_t linestride, uint16_t height) {
- // cI((7UL << 24) | ((format & 31L) << 19) | ((linestride & 1023L) << 9) | ((height & 511L) << 0));
- union {
- uint32_t c;
- uint8_t b[4];
- };
- b[0] = height;
- b[1] = (1 & (height >> 8)) | (linestride << 1);
- b[2] = (7 & (linestride >> 7)) | (format << 3);
- b[3] = 7;
- cI(c);
- }
- void GDClass::BitmapSize(byte filter, byte wrapx, byte wrapy, uint16_t width, uint16_t height) {
- byte fxy = (filter << 2) | (wrapx << 1) | (wrapy);
- // cI((8UL << 24) | ((uint32_t)fxy << 18) | ((width & 511L) << 9) | ((height & 511L) << 0));
- union {
- uint32_t c;
- uint8_t b[4];
- };
- b[0] = height;
- b[1] = (1 & (height >> 8)) | (width << 1);
- b[2] = (3 & (width >> 7)) | (fxy << 2);
- b[3] = 8;
- cI(c);
- }
- void GDClass::BitmapSource(uint32_t addr) {
- cI((1UL << 24) | ((addr & 1048575L) << 0));
- }
- void GDClass::BitmapTransformA(int32_t a) {
- cI((21UL << 24) | ((a & 131071L) << 0));
- }
- void GDClass::BitmapTransformB(int32_t b) {
- cI((22UL << 24) | ((b & 131071L) << 0));
- }
- void GDClass::BitmapTransformC(int32_t c) {
- cI((23UL << 24) | ((c & 16777215L) << 0));
- }
- void GDClass::BitmapTransformD(int32_t d) {
- cI((24UL << 24) | ((d & 131071L) << 0));
- }
- void GDClass::BitmapTransformE(int32_t e) {
- cI((25UL << 24) | ((e & 131071L) << 0));
- }
- void GDClass::BitmapTransformF(int32_t f) {
- cI((26UL << 24) | ((f & 16777215L) << 0));
- }
- void GDClass::BlendFunc(byte src, byte dst) {
- cI((11UL << 24) | ((src & 7L) << 3) | ((dst & 7L) << 0));
- }
- void GDClass::Call(uint16_t dest) {
- cI((29UL << 24) | ((dest & 2047L) << 0));
- }
- void GDClass::Cell(byte cell) {
- cI((6UL << 24) | ((cell & 127L) << 0));
- }
- void GDClass::ClearColorA(byte alpha) {
- cI((15UL << 24) | ((alpha & 255L) << 0));
- }
- void GDClass::ClearColorRGB(byte red, byte green, byte blue) {
- cI((2UL << 24) | ((red & 255L) << 16) | ((green & 255L) << 8) | ((blue & 255L) << 0));
- }
- void GDClass::ClearColorRGB(uint32_t rgb) {
- cI((2UL << 24) | (rgb & 0xffffffL));
- }
- void GDClass::Clear(byte c, byte s, byte t) {
- byte m = (c << 2) | (s << 1) | t;
- cI((38UL << 24) | m);
- }
- void GDClass::Clear(void) {
- cI((38UL << 24) | 7);
- }
- void GDClass::ClearStencil(byte s) {
- cI((17UL << 24) | ((s & 255L) << 0));
- }
- void GDClass::ClearTag(byte s) {
- cI((18UL << 24) | ((s & 255L) << 0));
- }
- void GDClass::ColorA(byte alpha) {
- cI((16UL << 24) | ((alpha & 255L) << 0));
- }
- void GDClass::ColorMask(byte r, byte g, byte b, byte a) {
- cI((32UL << 24) | ((r & 1L) << 3) | ((g & 1L) << 2) | ((b & 1L) << 1) | ((a & 1L) << 0));
- }
- void GDClass::ColorRGB(byte red, byte green, byte blue) {
- // cI((4UL << 24) | ((red & 255L) << 16) | ((green & 255L) << 8) | ((blue & 255L) << 0));
- union {
- uint32_t c;
- uint8_t b[4];
- };
- b[0] = blue;
- b[1] = green;
- b[2] = red;
- b[3] = 4;
- cI(c);
- }
- void GDClass::ColorRGB(uint32_t rgb) {
- cI((4UL << 24) | (rgb & 0xffffffL));
- }
- void GDClass::Display(void) {
- cI((0UL << 24));
- }
- void GDClass::End(void) {
- cI((33UL << 24));
- }
- void GDClass::Jump(uint16_t dest) {
- cI((30UL << 24) | ((dest & 2047L) << 0));
- }
- void GDClass::LineWidth(uint16_t width) {
- cI((14UL << 24) | ((width & 4095L) << 0));
- }
- void GDClass::Macro(byte m) {
- cI((37UL << 24) | ((m & 1L) << 0));
- }
- void GDClass::PointSize(uint16_t size) {
- cI((13UL << 24) | ((size & 8191L) << 0));
- }
- void GDClass::RestoreContext(void) {
- cI((35UL << 24));
- }
- void GDClass::Return(void) {
- cI((36UL << 24));
- }
- void GDClass::SaveContext(void) {
- cI((34UL << 24));
- }
- void GDClass::ScissorSize(uint16_t width, uint16_t height) {
- if (ft8xx_model == 0)
- cI((28UL << 24) | ((width & 1023L) << 10) | ((height & 1023L) << 0));
- else
- cI((28UL << 24) | ((width & 4095L) << 12) | ((height & 4095L) << 0));
- }
- void GDClass::ScissorXY(uint16_t x, uint16_t y) {
- if (ft8xx_model == 0)
- cI((27UL << 24) | ((x & 511L) << 9) | ((y & 511L) << 0));
- else
- cI((27UL << 24) | ((x & 2047L) << 11) | ((y & 2047L) << 0));
- }
- void GDClass::StencilFunc(byte func, byte ref, byte mask) {
- cI((10UL << 24) | ((func & 7L) << 16) | ((ref & 255L) << 8) | ((mask & 255L) << 0));
- }
- void GDClass::StencilMask(byte mask) {
- cI((19UL << 24) | ((mask & 255L) << 0));
- }
- void GDClass::StencilOp(byte sfail, byte spass) {
- cI((12UL << 24) | ((sfail & 7L) << 3) | ((spass & 7L) << 0));
- }
- void GDClass::TagMask(byte mask) {
- cI((20UL << 24) | ((mask & 1L) << 0));
- }
- void GDClass::Tag(byte s) {
- cI((3UL << 24) | ((s & 255L) << 0));
- }
- void GDClass::Vertex2f(int16_t x, int16_t y) {
- // x = int(16 * x);
- // y = int(16 * y);
- cI((1UL << 30) | ((x & 32767L) << 15) | ((y & 32767L) << 0));
- }
- void GDClass::Vertex2ii(uint16_t x, uint16_t y, byte handle, byte cell) {
- // cI((2UL << 30) | ((x & 511L) << 21) | ((y & 511L) << 12) | ((handle & 31L) << 7) | ((cell & 127L) << 0));
- union {
- uint32_t c;
- uint8_t b[4];
- };
- b[0] = cell | ((handle & 1) << 7);
- b[1] = (handle >> 1) | (y << 4);
- b[2] = (y >> 4) | (x << 5);
- b[3] = (2 << 6) | (x >> 3);
- cI(c);
- }
- void GDClass::cmd_append(uint32_t ptr, uint32_t num) {
- cFFFFFF(0x1e);
- cI(ptr);
- cI(num);
- }
- void GDClass::cmd_bgcolor(uint32_t c) {
- cFFFFFF(0x09);
- cI(c);
- }
- void GDClass::cmd_button(int16_t x, int16_t y, uint16_t w, uint16_t h, byte font, uint16_t options, const char *s) {
- cFFFFFF(0x0d);
- ch(x);
- ch(y);
- ch(w);
- ch(h);
- ch(font);
- cH(options);
- cs(s);
- }
- void GDClass::cmd_calibrate(void) {
- cFFFFFF(0x15);
- cFFFFFF(0xff);
- }
- void GDClass::cmd_clock(int16_t x, int16_t y, int16_t r, uint16_t options, uint16_t h, uint16_t m, uint16_t s, uint16_t ms) {
- cFFFFFF(0x14);
- ch(x);
- ch(y);
- ch(r);
- cH(options);
- cH(h);
- cH(m);
- cH(s);
- cH(ms);
- }
- void GDClass::cmd_coldstart(void) {
- cFFFFFF(0x32);
- }
- void GDClass::cmd_dial(int16_t x, int16_t y, int16_t r, uint16_t options, uint16_t val) {
- cFFFFFF(0x2d);
- ch(x);
- ch(y);
- ch(r);
- cH(options);
- cH(val);
- cH(0);
- }
- void GDClass::cmd_dlstart(void) {
- cFFFFFF(0x00);
- }
- void GDClass::cmd_fgcolor(uint32_t c) {
- cFFFFFF(0x0a);
- cI(c);
- }
- void GDClass::cmd_gauge(int16_t x, int16_t y, int16_t r, uint16_t options, uint16_t major, uint16_t minor, uint16_t val, uint16_t range) {
- cFFFFFF(0x13);
- ch(x);
- ch(y);
- ch(r);
- cH(options);
- cH(major);
- cH(minor);
- cH(val);
- cH(range);
- }
- void GDClass::cmd_getmatrix(void) {
- cFFFFFF(0x33);
- ci(0);
- ci(0);
- ci(0);
- ci(0);
- ci(0);
- ci(0);
- }
- void GDClass::cmd_getprops(uint32_t &ptr, uint32_t &w, uint32_t &h) {
- cFFFFFF(0x25);
- ptr = GDTR.getwp();
- cI(0);
- w = GDTR.getwp();
- cI(0);
- h = GDTR.getwp();
- cI(0);
- }
- void GDClass::cmd_getptr(void) {
- cFFFFFF(0x23);
- cI(0);
- }
- void GDClass::cmd_gradcolor(uint32_t c) {
- cFFFFFF(0x34);
- cI(c);
- }
- void GDClass::cmd_gradient(int16_t x0, int16_t y0, uint32_t rgb0, int16_t x1, int16_t y1, uint32_t rgb1) {
- cFFFFFF(0x0b);
- ch(x0);
- ch(y0);
- cI(rgb0);
- ch(x1);
- ch(y1);
- cI(rgb1);
- }
- void GDClass::cmd_inflate(uint32_t ptr) {
- cFFFFFF(0x22);
- cI(ptr);
- }
- void GDClass::cmd_interrupt(uint32_t ms) {
- cFFFFFF(0x02);
- cI(ms);
- }
- void GDClass::cmd_keys(int16_t x, int16_t y, int16_t w, int16_t h, byte font, uint16_t options, const char*s) {
- cFFFFFF(0x0e);
- ch(x);
- ch(y);
- ch(w);
- ch(h);
- ch(font);
- cH(options);
- cs(s);
- }
- void GDClass::cmd_loadidentity(void) {
- cFFFFFF(0x26);
- }
- void GDClass::cmd_loadimage(uint32_t ptr, int32_t options) {
- cFFFFFF(0x24);
- cI(ptr);
- cI(options);
- }
- void GDClass::cmd_memcpy(uint32_t dest, uint32_t src, uint32_t num) {
- cFFFFFF(0x1d);
- cI(dest);
- cI(src);
- cI(num);
- }
- void GDClass::cmd_memset(uint32_t ptr, byte value, uint32_t num) {
- cFFFFFF(0x1b);
- cI(ptr);
- cI((uint32_t)value);
- cI(num);
- }
- uint32_t GDClass::cmd_memcrc(uint32_t ptr, uint32_t num) {
- cFFFFFF(0x18);
- cI(ptr);
- cI(num);
- uint32_t r = GDTR.getwp();
- cI(0xFFFFFFFF);
- return r;
- }
- void GDClass::cmd_memwrite(uint32_t ptr, uint32_t num) {
- cFFFFFF(0x1a);
- cI(ptr);
- cI(num);
- }
- void GDClass::cmd_regwrite(uint32_t ptr, uint32_t val) {
- cFFFFFF(0x1a);
- cI(ptr);
- cI(4UL);
- cI(val);
- }
- void GDClass::cmd_number(int16_t x, int16_t y, byte font, uint16_t options, uint32_t n) {
- cFFFFFF(0x2e);
- ch(x);
- ch(y);
- ch(font);
- cH(options);
- ci(n);
- }
- void GDClass::cmd_progress(int16_t x, int16_t y, int16_t w, int16_t h, uint16_t options, uint16_t val, uint16_t range) {
- cFFFFFF(0x0f);
- ch(x);
- ch(y);
- ch(w);
- ch(h);
- cH(options);
- cH(val);
- cH(range);
- cH(0);
- }
- void GDClass::cmd_regread(uint32_t ptr) {
- cFFFFFF(0x19);
- cI(ptr);
- cI(0);
- }
- void GDClass::cmd_rotate(int32_t a) {
- cFFFFFF(0x29);
- ci(a);
- }
- void GDClass::cmd_scale(int32_t sx, int32_t sy) {
- cFFFFFF(0x28);
- ci(sx);
- ci(sy);
- }
- void GDClass::cmd_screensaver(void) {
- cFFFFFF(0x2f);
- }
- void GDClass::cmd_scrollbar(int16_t x, int16_t y, int16_t w, int16_t h, uint16_t options, uint16_t val, uint16_t size, uint16_t range) {
- cFFFFFF(0x11);
- ch(x);
- ch(y);
- ch(w);
- ch(h);
- cH(options);
- cH(val);
- cH(size);
- cH(range);
- }
- void GDClass::cmd_setfont(byte font, uint32_t ptr) {
- cFFFFFF(0x2b);
- cI(font);
- cI(ptr);
- }
- void GDClass::cmd_setmatrix(void) {
- cFFFFFF(0x2a);
- }
- void GDClass::cmd_sketch(int16_t x, int16_t y, uint16_t w, uint16_t h, uint32_t ptr, uint16_t format) {
- cFFFFFF(0x30);
- ch(x);
- ch(y);
- cH(w);
- cH(h);
- cI(ptr);
- cI(format);
- }
- void GDClass::cmd_slider(int16_t x, int16_t y, uint16_t w, uint16_t h, uint16_t options, uint16_t val, uint16_t range) {
- cFFFFFF(0x10);
- ch(x);
- ch(y);
- ch(w);
- ch(h);
- cH(options);
- cH(val);
- cH(range);
- cH(0);
- }
- void GDClass::cmd_snapshot(uint32_t ptr) {
- cFFFFFF(0x1f);
- cI(ptr);
- }
- void GDClass::cmd_spinner(int16_t x, int16_t y, byte style, byte scale) {
- cFFFFFF(0x16);
- ch(x);
- ch(y);
- cH(style);
- cH(scale);
- }
- void GDClass::cmd_stop(void) {
- cFFFFFF(0x17);
- }
- void GDClass::cmd_swap(void) {
- cFFFFFF(0x01);
- }
- void GDClass::cmd_text(int16_t x, int16_t y, byte font, uint16_t options, const char *s) {
- cFFFFFF(0x0c);
- ch(x);
- ch(y);
- ch(font);
- cH(options);
- cs(s);
- }
- void GDClass::cmd_toggle(int16_t x, int16_t y, int16_t w, byte font, uint16_t options, uint16_t state, const char *s) {
- cFFFFFF(0x12);
- ch(x);
- ch(y);
- ch(w);
- ch(font);
- cH(options);
- cH(state);
- cs(s);
- }
- void GDClass::cmd_track(int16_t x, int16_t y, uint16_t w, uint16_t h, byte tag) {
- cFFFFFF(0x2c);
- ch(x);
- ch(y);
- ch(w);
- ch(h);
- ch(tag);
- ch(0);
- }
- void GDClass::cmd_translate(int32_t tx, int32_t ty) {
- cFFFFFF(0x27);
- ci(tx);
- ci(ty);
- }
- byte GDClass::rd(uint32_t addr) {
- return GDTR.rd(addr);
- }
- void GDClass::wr(uint32_t addr, uint8_t v) {
- GDTR.wr(addr, v);
- }
- uint16_t GDClass::rd16(uint32_t addr) {
- return GDTR.rd16(addr);
- }
- void GDClass::wr16(uint32_t addr, uint16_t v) {
- GDTR.wr16(addr, v);
- }
- uint32_t GDClass::rd32(uint32_t addr) {
- return GDTR.rd32(addr);
- }
- void GDClass::wr32(uint32_t addr, uint32_t v) {
- GDTR.wr32(addr, v);
- }
- void GDClass::wr_n(uint32_t addr, byte *src, uint32_t n) {
- GDTR.wr_n(addr, src, n);
- }
- void GDClass::cmdbyte(uint8_t b) {
- GDTR.cmdbyte(b);
- }
- void GDClass::cmd32(uint32_t b) {
- GDTR.cmd32(b);
- }
- void GDClass::finish(void) {
- GDTR.finish();
- }
- void GDClass::get_accel(int &x, int &y, int &z) {
- static int f[3];
- for (byte i = 0; i < 3; i++) {
- int a = analogRead(A0 + i);
- int s = (-160 * (a - 376)) >> 6;
- f[i] = ((3 * f[i]) >> 2) + (s >> 2);
- }
- x = f[2];
- y = f[1];
- z = f[0];
- }
- void GDClass::get_inputs(void) {
- GDTR.finish();
- byte *bi = (byte*)&inputs;
- #if defined(DUMPDEV)
- extern FILE* stimfile;
- if (stimfile) {
- byte tag;
- fscanf(stimfile, "%hhx %hhx %hhx %hhx %hhx %hhx %hhx %hhx %hhx %hhx %hhx %hhx %hhx %hhx %hhx %hhx %hhx %hhx",
- &bi[0],
- &bi[1],
- &bi[2],
- &bi[3],
- &bi[4],
- &bi[5],
- &bi[6],
- &bi[7],
- &bi[8],
- &bi[9],
- &bi[10],
- &bi[11],
- &bi[12],
- &bi[13],
- &bi[14],
- &bi[15],
- &bi[16],
- &bi[17]);
- GDTR.wr(REG_TAG, tag);
- } else {
- inputs.x = inputs.y = -32768;
- }
- #else
- GDTR.rd_n(bi, REG_TRACKER, 4);
- GDTR.rd_n(bi + 4, REG_TOUCH_RZ, 13);
- GDTR.rd_n(bi + 17, REG_TAG, 1);
- #if DUMP_INPUTS
- for (size_t i = 0; i < sizeof(inputs); i++) {
- Serial.print(bi[i], HEX);
- Serial.print(" ");
- }
- Serial.println();
- #endif
- #endif
- }
- void GDClass::bulkrd(uint32_t a) {
- GDTR.bulk(a);
- }
- void GDClass::resume(void) {
- GDTR.resume();
- }
- void GDClass::__end(void) {
- #if !defined(DUMPDEV) && !defined(RASPBERRY_PI)
- GDTR.__end();
- #endif
- }
- void GDClass::play(uint8_t instrument, uint8_t note) {
- wr16(REG_SOUND, (note << 8) | instrument);
- wr(REG_PLAY, 1);
- }
- void GDClass::sample(uint32_t start, uint32_t len, uint16_t freq, uint16_t format, int loop) {
- GD.wr32(REG_PLAYBACK_START, start);
- GD.wr32(REG_PLAYBACK_LENGTH, len);
- GD.wr16(REG_PLAYBACK_FREQ, freq);
- GD.wr(REG_PLAYBACK_FORMAT, format);
- GD.wr(REG_PLAYBACK_LOOP, loop);
- GD.wr(REG_PLAYBACK_PLAY, 1);
- }
- void GDClass::reset() {
- GDTR.__end();
- GDTR.wr(REG_CPURESET, 1);
- GDTR.wr(REG_CPURESET, 0);
- GDTR.resume();
- }
- // Load named file from storage
- // returns 0 on failure (e.g. file not found), 1 on success
- byte GDClass::load(const char *filename, void (*progress)(long, long))
- {
- #if defined(RASPBERRY_PI) || defined(DUMPDEV)
- FILE *f = fopen(filename, "rb");
- if (!f) {
- perror(filename);
- exit(1);
- }
- byte buf[512];
- int n;
- while ((n = fread(buf, 1, 512, f)) > 0) {
- GDTR.cmd_n(buf, (n + 3) & ~3);
- }
- fclose(f);
- return 1;
- #else
- GD.__end();
- Reader r;
- if (r.openfile(filename)) {
- byte buf[512];
- while (r.offset < r.size) {
- uint16_t n = min(512, r.size - r.offset);
- n = (n + 3) & ~3; // force 32-bit alignment
- r.readsector(buf);
- GD.resume();
- if (progress)
- (*progress)(r.offset, r.size);
- GD.copyram(buf, n);
- GDTR.stop();
- }
- GD.resume();
- return 1;
- }
- GD.resume();
- return 0;
- #endif
- }
- // Generated by mk_bsod.py. Blue screen with 'ERROR' text
- static const PROGMEM uint8_t __bsod[32] = {
- 0, 255, 255, 255, 96, 0, 0, 2, 7, 0, 0, 38, 12, 255, 255, 255, 240, 0,
- 90, 0, 31, 0, 0, 6, 69, 82, 82, 79, 82, 0, 0, 0
- };
- static const PROGMEM uint8_t __bsod_badfile[32] = {
- 12, 255, 255, 255, 240, 0, 148, 0, 29, 0, 0, 6, 67, 97, 110, 110, 111,
- 116, 32, 111, 112, 101, 110, 32, 102, 105, 108, 101, 58, 0, 0, 0
- };
- // Fatal error alert.
- // Show a blue screen with message.
- // This method never returns.
- void GDClass::alert(const char *message)
- {
- begin(0);
- copy(__bsod, sizeof(__bsod));
- cmd_text(240, 176, 29, OPT_CENTER, message);
- swap();
- GD.finish();
- for (;;)
- ;
- }
- void GDClass::safeload(const char *filename)
- {
- if (!load(filename)) {
- copy(__bsod, sizeof(__bsod));
- copy(__bsod_badfile, sizeof(__bsod_badfile));
- cmd_text(240, 190, 29, OPT_CENTER, filename);
- swap();
- for (;;)
- ;
- }
- }
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