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Transitions.cpp
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Transitions.cpp
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/**
* Transitions.cpp
* Transitionen bei Wechsel Zeitmatrix
*
* @mc Arduino/UNO
* @autor Manuel Bracher / [email protected]
* @version 1.0
* @created 19.05.15
*
* Versionshistorie:
* V 1.0: - Erstellt.
*/
#include "Transitions.h"
byte Transitions::_counter;
word Transitions::_usedColumns;
byte Transitions::_remainingCoulumnCount;
boolean Transitions::_ereasingDone;
boolean Transitions::_writingDone;
void Transitions::resetTransition () {
_counter = 0;
_usedColumns = 0;
_remainingCoulumnCount = 12;
_ereasingDone = false;
_writingDone = false;
}
boolean Transitions::nextSlideStep (word matrixNew[16], word matrix[16]) {
_counter++;
if (_counter < 22) {
for (byte i = 0; i < min( _counter, 12); i++) {
shiftColumnDown(matrixNew, i);
}
}
else {
for (byte i = max(_counter - 22 - 9, 0); i < min( _counter - 21, 12); i++) {
shiftColumnUp(matrixNew, matrix, i);
}
}
return (_counter > 41);
}
void Transitions::shiftColumnDown (word matrix[16], byte column) {
word tempMatrix = (0x01 << (15 - column));
for (byte i = 10; i > 0; i--) {
matrix[i] &= ~tempMatrix;
matrix[i] |= (matrix[i - 1] & tempMatrix);
}
matrix[0] &= ~tempMatrix;
}
void Transitions::shiftColumnUp (word matrixNew[16], word matrix[16], byte column) {
word tempMatrix = (0x01 << (15 - column));
byte tempIdx;
for (byte i = 0; i < 10; i++) {
matrixNew[i] &= ~tempMatrix;
tempIdx = i - (9 + column - (_counter - 22));
if (tempIdx < 12) {
matrixNew[i] |= (matrix[tempIdx] & tempMatrix);
}
}
matrix[10] &= ~tempMatrix;
}
boolean Transitions::nextMatrixStep(word matrixWeak[16], word matrixTime[16], word matrixMatrix[16], word matrix[16]) {
byte loopCount = random(0, 5);
byte column;
if (!_ereasingDone) {
shiftDownMatrixErease(matrixMatrix, matrixWeak);
if (random(0, 3) > 0)
{
if ( (_remainingCoulumnCount < 3) && (_remainingCoulumnCount > 0))
{
matrixMatrix[0] |= ~_usedColumns;
_usedColumns |= matrixMatrix[0];
_remainingCoulumnCount = 0;
}
else
{
for ( byte i = 0; i < loopCount; i++) {
column = random(4, 16);
if (!(_usedColumns & (0x01 << column))) {
_usedColumns |= (0x01 << column);
_remainingCoulumnCount--;
}
matrixMatrix[0] |= 0x01 << column;
}
}
}
}
else {
shiftDownMatrixWrite(matrixMatrix, matrixWeak);
if ( (random(0, 3) > 0) && (_remainingCoulumnCount > 0) )
{
if ( _remainingCoulumnCount < 3 )
{
matrixMatrix[0] |= ~_usedColumns;
_usedColumns |= matrixMatrix[0];
_remainingCoulumnCount = 0;
}
else
{
for ( byte i = 0; i < loopCount; i++) {
column = random(4, 16);
if (!(_usedColumns & (0x01 << column))) {
_usedColumns |= (0x01 << column);
_remainingCoulumnCount--;
matrixMatrix[0] |= 0x01 << column;
}
}
}
}
}
if (!_remainingCoulumnCount) {
_counter++;
if (_counter > 11) {
if (!_ereasingDone) {
for (byte i = 0; i < 11; i++) {
matrixTime[i] = matrix[i];
}
_usedColumns = 0;
_remainingCoulumnCount = 12;
_counter = 0;
_ereasingDone = true;
}
else {
_writingDone = true;
}
}
}
return (_writingDone);
}
void Transitions::shiftDownMatrixErease(word matrixMatrix[16], word matrixWeak[16]) {
for (byte i = 10; i > 0; i--) {
matrixMatrix[i] = matrixMatrix[i - 1];
matrixWeak[i] |= matrixWeak[i - 1];
}
matrixWeak[0] = (matrixMatrix[1] | matrixWeak[1]) ;
matrixMatrix[0] = 0;
}
void Transitions::shiftDownMatrixWrite(word matrixMatrix[16], word matrixWeak[16]) {
for (byte i = 10; i > 0; i--) {
matrixMatrix[i] = matrixMatrix[i - 1];
matrixWeak[i] = matrixWeak[i - 1];
}
matrixWeak[0] = (~matrixMatrix[1] & matrixWeak[1]) ;
matrixMatrix[0] = 0;
}