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#include "config.h"
#include <string.h>
#include <math.h>
#import "OFFloatVector.h"
#import "OFString.h"
#import "OFInvalidArgumentException.h"
#import "OFNotImplementedException.h"
#import "OFOutOfRangeException.h"
#import "macros.h"
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#include "config.h"
#include <string.h>
#include <math.h>
#import "OFFloatVector.h"
#import "OFFloatMatrix.h"
#import "OFString.h"
#import "OFInvalidArgumentException.h"
#import "OFNotImplementedException.h"
#import "OFOutOfRangeException.h"
#import "macros.h"
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size_t i;
magnitude = [self magnitude];
for (i = 0; i < dimension; i++)
data[i] /= magnitude;
}
@end
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size_t i;
magnitude = [self magnitude];
for (i = 0; i < dimension; i++)
data[i] /= magnitude;
}
- (void)multiplyWithMatrix: (OFFloatMatrix*)matrix
{
size_t rows, columns;
float *cArray, *newData;
size_t i, j, k;
columns = [matrix columns];
if (dimension != columns)
@throw [OFInvalidArgumentException newWithClass: isa
selector: _cmd];
rows = [matrix rows];
cArray = [matrix cArray];
newData = [self allocMemoryForNItems: rows
withSize: sizeof(float)];
memset(newData, 0, rows * sizeof(float));
for (i = j = k = 0; i < rows * columns; i++) {
newData[j] += cArray[i] * data[k];
if (++j == rows) {
k++;
j = 0;
}
}
[self freeMemory: data];
data = newData;
dimension = rows;
}
@end
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