312 lines
7.7 KiB
C++
312 lines
7.7 KiB
C++
#include "image.h"
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Image::Image()
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{
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}
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void Image::serialPrintInt(uint16_t source)
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{
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for(uint8_t i = 0; i < 16; i++)
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Serial.print((source & (1 << i)) > 0);
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}
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void Image::init()
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{
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flipdot.init(); //sets pin modes etc.
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flag_updating=false;
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update_counter=0;
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updateDelay=10;
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resetOrder(true);
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}
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uint8_t Image::getW() {
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return COLUMNS;
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}
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uint8_t Image::getH() {
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return ROWS;
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}
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void Image::setBuffer_solid(bool set)
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{
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for (uint8_t x=0;x<getW();x++) {
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if (set) {
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backBuffer[x]=0xffff; //all white
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}else{
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backBuffer[x]=0x0; //all black
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}
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}
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flag_updating=true; //make update run
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}
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void Image::setBufferColumn(uint8_t _colnum, uint16_t _rowdata)
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{
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if (_colnum>=COLUMNS) {
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Serial.println("colnum too high");
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}else{
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backBuffer[_colnum]=_rowdata; //all white
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flag_updating=true; //make update run
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}
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}
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void Image::setBuffer_random(uint8_t randomness)
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{
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for (uint8_t x=0;x<getW();x++) {
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uint16_t randomnumber=0;
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for (uint8_t y=0;y<getH();y++) {
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if (random(256)<randomness) { //the higher the parameter the more white
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randomnumber+=pow(2, y);
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}
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}
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backBuffer[x]=randomnumber;
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//backBuffer[x]=(uint16_t)random(0x10000);
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}
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flag_updating=true; //make update run
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}
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void Image::resetOrder(bool ascending) {
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for (uint8_t i=0;i<getW();i++) { //fill with ascending numbers
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if (ascending) {
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orderArray[i]=i;
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}else{
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orderArray[i]=(getW()-1) - i;
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}
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}
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}
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void Image::shuffleOrder(uint8_t iterations) {
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for (uint8_t s=0;s<iterations;s++) { //shuffle iterations
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uint8_t _r1=random(getW());
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uint8_t _r2=random(getW());
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uint8_t _backup=orderArray[_r1];
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//swap numbers
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orderArray[_r1]=orderArray[_r2];
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orderArray[_r2]=_backup;
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}
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for (uint8_t i=0;i<getW();i++) { //fill with ascending numbers
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Serial.print(orderArray[i]); Serial.print(" ");
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}
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Serial.println();
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}
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UpdateReturn Image::updateByColumn(bool clearFirst, bool optimizeClear, bool optimizeSet)
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{
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if (!flag_updating) {
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return nochange; //finished
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}
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if (millis()-lastUpdateMillis<updateDelay){ //too early
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return wait; //not finished
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}
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unsigned long functionStartMillis=millis();
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uint8_t x=update_counter/2;
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bool setDot = (update_counter%2==1);
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if (clearFirst) {
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x=update_counter%getW();
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setDot = !(update_counter/getW() == 0);
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}
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x = orderArray[x]; //use custom order
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if (!setDot) { //even counter numbers are for clearing
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uint16_t _colClear=frontBuffer[x]& ~backBuffer[x]; //Front & ~Back = Which bits have to be cleared
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if (!optimizeClear || _colClear>0) { //at least on dot has to be cleared in this column
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flipdot.setRow(0);
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flipdot.selectColumnClear(x);
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if (!flipdot.clearSelectedColumn()) {
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Serial.println("Error clearing column!");
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}
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lastUpdateMillis=millis();
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frontBuffer[x]=0;
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}
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}else{ //odd counter numbers are for setting
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uint16_t _colSet=backBuffer[x]& ~frontBuffer[x];
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if (!optimizeSet || _colSet>0) { //at least on dot has to be set in this column (if optimize is enabled)
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flipdot.selectColumnSet(x); //lower column number is on the left
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if (!optimizeSet) {
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flipdot.setRow(backBuffer[x]); //flip all set dots in this column
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}else{
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flipdot.setRow(_colSet); //flip only currently not set dots in this column that have to be set
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}
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if (!flipdot.setSelectedDot()) {
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Serial.println("Error setting dots!");
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}
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lastUpdateMillis=millis();
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frontBuffer[x]=backBuffer[x]; //flip current column in buffer
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}
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}
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update_counter++; //next column
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unsigned long _duration=millis()-functionStartMillis; //how long it took to shift data and flip dots in this update
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updateDuration=max(updateDuration,_duration); //store maximum value
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if (update_counter/2>=getW()) { //reached last column
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flag_updating=false;
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update_counter=0;
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return finished; //finished
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}
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return updating; //not finished
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}
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void Image::loop_testDots() {
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static bool init=false;
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if (!init) {
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flipdot.setRow(0);
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Serial.println("Clearing Display");
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for (int l=0;l<COLUMNS;l++) {
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flipdot.selectColumnClear(l%COLUMNS);
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if (!flipdot.clearSelectedColumn()) {
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Serial.println("Error clearing column!");
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}else{
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Serial.println("Cleared");
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}
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delay(50);
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}
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init=true;
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Serial.println("Finished Clearing");
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delay(1000);
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}
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Serial.println("Clearing");
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flipdot.setRow(0);
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flipdot.selectColumnClear(23);
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if (!flipdot.clearSelectedColumn()) {
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Serial.println("Error clearing column!");
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}
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delay(50);
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flipdot.setRow(0);
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flipdot.selectColumnClear(24);
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if (!flipdot.clearSelectedColumn()) {
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Serial.println("Error clearing column!");
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}
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delay(100);
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Serial.println("Setting");
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for (int i=23;i<25;i++) {
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flipdot.selectColumnSet(i); //lower column number is on the left
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flipdot.setRow(0);
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flipdot.setRow(flipdot.getRow()+pow(2, 4));//low significant bits are lower rows (when connector at top)
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flipdot.setRow(flipdot.getRow()+pow(2, 5));//low significant bits are lower rows (when connector at top)
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flipdot.setSelectedDot();
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delay(50);
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}
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delay(100);
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countz++;
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countz%=14;
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//init=false;
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}
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void Image::loop_drawClearTest() {
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static bool init=false;
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if (!init) {
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flipdot.setRow(0);
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Serial.println("Clearing Display");
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for (int l=0;l<COLUMNS;l++) {
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flipdot.selectColumnClear(l%COLUMNS);
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if (!flipdot.clearSelectedColumn()) {
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Serial.println("Error clearing column!");
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}else{
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Serial.println("Cleared");
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}
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delay(20);
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}
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init=true;
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delay(1000);
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}
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Serial.print("count=");
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Serial.print(countz);Serial.print(": ");
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//setting colX to 128, 32, 8,2 (or a combination of), then appling 12V to driver and GND to Clear, clears these colums
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// this applies +12v to selected columns
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//setting colX to 64,16,4,1 (or a combination of), then setting row shift registers to some setting sets the selected dots
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// this applies GND to selected columns
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//reset pin on annax board input should be used (not pulled to gnd for a short time) after dots have been flipped (to disable potentially activated transistors)
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//cycle testing set dots
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flipdot.selectColumnSet(countz/ROWS); //lower column number is on the left
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flipdot.setRow(pow(2, (countz)%ROWS));//low significant bits are lower rows (when connector at top)
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/*Serial.print("Row="); Serial.print(row); Serial.print(" Col=");
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for (uint8_t i=0;i<7;i++) {
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Serial.print(","); Serial.print(col[i]);
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}
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Serial.println();*/
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//reset pin on ribbon cable high (12Vpullup/open), then low (via Transistor)
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unsigned long starttime=micros();
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flipdot.setSelectedDot();
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unsigned long shiftduration=micros()-starttime;
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Serial.println("");
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Serial.print("Duration="); Serial.println(shiftduration);
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countz++;
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if (countz>=ROWS*COLUMNS) {
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countz=0;
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init=false;
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}
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}
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