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commented algos

This commit is contained in:
Naej 2017-01-02 00:29:15 +01:00
parent 02a2640ac8
commit d408036d04

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@ -60,6 +60,7 @@ END
```
*setCellValue* is a simple function based on *createMatrixElem* and *deleteMatrixElement* :
```C
setCellValue(matrix:Matrix, ColPos:integer, RowPos:integer,value:bool):bool
BEGIN
@ -84,7 +85,7 @@ createMatrixElem( matrix:Matrix, ColPos:integer, RowPos:integer):bool
tmp: *cellElement<- NULL
if (colCount(matrix) <= ColPos OR rowCount(matrix) <= RowPos )
createMatrixElem <- ERROR
createMatrixElem <- ERROR /* out of bounds */
endif
elem <- CreateCellElem()
@ -94,7 +95,7 @@ createMatrixElem( matrix:Matrix, ColPos:integer, RowPos:integer):bool
if (Row != NULL AND data(Row) != NULL)
if (colIndex(data(Row)) = ColPos)
error ++
error ++ /* the element already exists */
else
if (colIndex(data(Row)) > ColPos)
nextCol(elem) <- data(Row)
@ -102,7 +103,7 @@ createMatrixElem( matrix:Matrix, ColPos:integer, RowPos:integer):bool
endif
else
tmp <- data(Row)
/* searching the previous element */
while ( nextCol(tmp) != NULL AND nextCol(colIndex(tmp)) < ColPos) do
tmp <- nextCol(tmp)
endwhile
@ -111,11 +112,12 @@ createMatrixElem( matrix:Matrix, ColPos:integer, RowPos:integer):bool
nextCol(elem) <- nextCol(tmp)
nextCol(tmp) <- elem
else
error ++
error ++ /* the element already exists */
endif
endif
else
/* if the list is empty */
push(rows(matrix),elem)
pos(tail(rows(matrix))) <- RowPos
endif
@ -124,7 +126,7 @@ createMatrixElem( matrix:Matrix, ColPos:integer, RowPos:integer):bool
if (Col != NULL AND data(Col) != NULL)
if (rowIndex(data(Col)) = RowPos)
error ++
error ++ /* the element already exists */
else
if (rowIndex(data(Col)) > RowPos)
nextRow(elem) <- data(Col)
@ -132,6 +134,7 @@ createMatrixElem( matrix:Matrix, ColPos:integer, RowPos:integer):bool
endif
else
tmp <- data(Col)
/* searching the previous element */
while (nextRow(tmp) != NULL AND rowIndex(nextRow(tmp)) < RowPos) do
tmp <- nextRow(tmp)
endwhile
@ -140,17 +143,19 @@ createMatrixElem( matrix:Matrix, ColPos:integer, RowPos:integer):bool
nexRow(elem) <- nextRow(tmp)
newRow(tmp) <- elem
else
error ++
error ++ /* the element already exists */
endif
endif
else
/* if the list is empty */
push(cols(matrix),elem)
pos(tail(cols(matrix))) <- ColPos
endif
if (error != 0)
/* if the element already exists, free it */
FreeCellElement(elem)
createMatrixElem <- true
else
@ -169,63 +174,76 @@ BEGIN
elem <- findMatrixElem(matrix,ColPos,RowPos)
if (elem = NULL)
/* if the element does not exists */
deleteMatrixElem <- 0
endif
Row <- getElementPos(rows(matrix),RowPos)
if (Row = NULL)
/* this shouldn't happend */
deleteMatrixElem <- -1
endif
if (data(Row) = NULL)
/* this shouldn't happend too */
removeElementPos(rows(matrix),RowPos)
deleteMatrixElem <- -1
endif
if (colIndex(data(Row)) = ColPos)
/* the element is the first element */
data(Row) <- nextCol(elem)
else
tmp <- data(Row)
/* finding prefious element */
while (nextCol(tmp) != NULL AND nextCol(tmp) != elem) do
tmp <- nextCol(tmp)
endwhile
if (nextCol(tmp) != NULL)
/* linking correctly the previous element */
nextCol(tmp) <- nextCol(elem)
endif
endif
if (data(Row) = NULL)
/* if the row is empty now we delete it to save memory */
removeElementPos(rows(matrix),RowPos)
endif
Col <- getElementPos(cols(matrix),ColPos)
if (Col = NULL)
/* this shouldn't happend */
deleteMatrixElem <- -2
endif
if (data(Col) = NULL)
/* this shouldn't happend too */
removeElementPos(cols(matrix),ColPos)
deleteMatrixElem <- -1
endif
if (rowIndex(data(Col)) = RowPos)
/* the element is the first element */
data(Col) <- nextRow(elem)
else
tmp <- data(Col)
/* finding prefious element */
while (nextRow(tmp) != NULL AND nextRow(tmp) != elem) do
tmp <- nextRow(tmp)
endwhile
if (nextRow(tmp) != NULL)
/* linking correctly the previous element */
nextRow(tmp) <- nextRow(elem)
endif
endif
if (data(Col) = NULL)
/* if the col is empty now we delete it to save memory */
removeElementPos(cols(matrix),ColPos)
endif
@ -277,7 +295,7 @@ Here are the algorithm of the function *applyRules* and all the one related to i
```C
applyRules ( matrix:Matrix, Rules:integer, N:integer):Matrix
BEGIN
RulesMatrix :integer[9]
RulesMatrix :integer[9] /* the size is the number of fundamental rules */
i:integer <- 0
power:integer <- 2
sum:integer <- 0
@ -290,6 +308,7 @@ BEGIN
applyRules <- matrix
endif
/* decompotition of the rule in basic rules */
while(power <= 512) do
RulesMatrix[i] <- Rules%power - sum
@ -303,6 +322,8 @@ BEGIN
endwhile
/* application of the rule */
tempMatrix1 <- matrixFromRules(matrix, i, RulesMatrix)
for j from 0 to N do
@ -315,8 +336,6 @@ BEGIN
applyRules <- tempMatrix1
END
```
# Conclusion