static BOOL pushData(scicos_block * block, double *data)
{
char const* pFigureUID;
char *pAxeUID;
char *pGrayplotUID;
BOOL result;
int i;
int m, n;
double alpha, beta;
double *scaledData;
pFigureUID = getFigure(block);
pAxeUID = getAxe(pFigureUID, block);
pGrayplotUID = getGrayplot(pAxeUID, block);
m = GetInPortSize(block, 1, 1);
n = GetInPortSize(block, 1, 2);
if (m * n <= 0)
{
set_block_error(-5);
return FALSE;
}
/*
* Scale the data
*/
alpha = block->rpar[0];
beta = block->rpar[1];
scaledData = (double *)MALLOC(m * n * sizeof(double));
if (scaledData == NULL)
{
return FALSE;
}
for (i = 0; i < m * n; i++)
{
scaledData[i] = floor(alpha * data[i] + beta);
}
result = setGraphicObjectProperty(pGrayplotUID, __GO_DATA_MODEL_Z__, scaledData, jni_double_vector, m * n);
FREE(scaledData);
return result;
}
static char *getAxe(char const* pFigureUID, scicos_block * block)
{
char *pAxe;
sco_data *sco = (sco_data *) * (block->work);
// assert the sco is not NULL
if (sco == NULL)
{
return NULL;
}
// fast path for an existing object
if (sco->scope.cachedAxeUID != NULL)
{
return sco->scope.cachedAxeUID;
}
pAxe = findChildWithKindAt(pFigureUID, __GO_AXES__, 0);
/*
* Allocate if necessary
*/
if (pAxe == NULL)
{
cloneAxesModel(pFigureUID);
pAxe = findChildWithKindAt(pFigureUID, __GO_AXES__, 0);
}
/*
* Setup on first access
*/
if (pAxe != NULL)
{
getGrayplot(pAxe, block);
}
/*
* then cache with local storage
*/
if (pAxe != NULL && sco->scope.cachedAxeUID == NULL)
{
sco->scope.cachedAxeUID = strdup(pAxe);
releaseGraphicObjectProperty(__GO_PARENT__, pAxe, jni_string, 1);
}
return sco->scope.cachedAxeUID;
}
static int getAxe(int iFigureUID, scicos_block * block)
{
int iAxe;
sco_data *sco = (sco_data *) * (block->work);
// assert the sco is not NULL
if (sco == NULL)
{
return 0;
}
// fast path for an existing object
if (sco->scope.cachedAxeUID)
{
return sco->scope.cachedAxeUID;
}
iAxe = findChildWithKindAt(iFigureUID, __GO_AXES__, 0);
/*
* Allocate if necessary
*/
if (iAxe == 0)
{
cloneAxesModel(iFigureUID);
iAxe = findChildWithKindAt(iFigureUID, __GO_AXES__, 0);
}
/*
* Setup on first access
*/
if (iAxe != 0)
{
getGrayplot(iAxe, block);
}
else
{
return 0;
}
/*
* then cache with local storage
*/
sco->scope.cachedAxeUID = iAxe;
return sco->scope.cachedAxeUID;
}
