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return description;
}
- (float*)cArray
{
return data;
}
- (void)addVector: (OFFloatVector*)vector
{
size_t i;
if (vector->isa != isa || vector->dimension != dimension)
@throw [OFInvalidArgumentException newWithClass: isa
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return description;
}
- (float*)cArray
{
return data;
}
- (float)magnitude
{
float magnitude;
size_t i;
magnitude = 0.0f;
for (i = 0; i < dimension; i++)
magnitude += data[i] * data[i];
magnitude = sqrtf(magnitude);
return magnitude;
}
- (void)normalize
{
float magnitude;
size_t i;
magnitude = 0.0f;
for (i = 0; i < dimension; i++)
magnitude += data[i] * data[i];
magnitude = sqrtf(magnitude);
for (i = 0; i < dimension; i++)
data[i] /= magnitude;
}
- (void)addVector: (OFFloatVector*)vector
{
size_t i;
if (vector->isa != isa || vector->dimension != dimension)
@throw [OFInvalidArgumentException newWithClass: isa
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for (i = 0; i < dimension; i++)
dotProduct += data[i] * vector->data[i];
return dotProduct;
}
- (float)magnitude
{
float magnitude;
size_t i;
magnitude = 0.0f;
for (i = 0; i < dimension; i++)
magnitude += data[i] * data[i];
magnitude = sqrtf(magnitude);
return magnitude;
}
- (void)normalize
{
float magnitude;
size_t i;
magnitude = [self magnitude];
for (i = 0; i < dimension; i++)
data[i] /= magnitude;
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for (i = 0; i < dimension; i++)
dotProduct += data[i] * vector->data[i];
return dotProduct;
}
- (OFFloatVector*)crossProductWithVector: (OFFloatVector*)vector
{
OFFloatVector *crossProduct;
if (dimension != 3)
@throw [OFNotImplementedException newWithClass: isa
selector: _cmd];
if (vector->dimension != dimension)
@throw [OFInvalidArgumentException newWithClass: isa
selector: _cmd];
crossProduct = [OFFloatVector vectorWithDimension: 3];
crossProduct->data[0] =
data[1] * vector->data[2] - data[2] * vector->data[1];
crossProduct->data[1] =
data[2] * vector->data[0] - data[0] * vector->data[2];
crossProduct->data[2] =
data[0] * vector->data[1] - data[1] * vector->data[0];
return crossProduct;
}
- (void)multiplyWithMatrix: (OFFloatMatrix*)matrix
{
float *newData;
size_t i, j, k;
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