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Added tensor addition.

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Elias Kohout
2023-02-27 14:45:21 +01:00
parent 3cb2f272eb
commit dbf11ef652
2 changed files with 19 additions and 4 deletions
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21
tensor.c
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@@ -130,11 +130,26 @@ int tensor_init_zero(tensor t, int dimension, const int *size)
int tensor_init_rand(tensor t, int dimension, const int *size, int max)
{
int i;
srand(time(NULL));
static int last_seed;
last_seed += time(NULL) * 200 + rand();
srand(last_seed);
if(!_tensor_set_size(t, size, dimension)) return 0;
for(i = 0; i < t->num_elem; i++) {
t->elements[i] = (dtype) (rand() % max);
t->elements[i] = (dtype) ((double) rand() / RAND_MAX * max);
}
return 1;
}
int tensor_add(tensor t1, const tensor t2)
{
int i;
if(t1->dimension != t2->dimension) return 0;
for(i = 0; i < t1->dimension; i++) {
if(t1->size[i] != t2->size[i]) return 0;
}
for(i = 0; i < t1->num_elem; i++) {
t1->elements[i] += t2->elements[i];
}
return 1;
}
@@ -142,8 +157,6 @@ int tensor_init_rand(tensor t, int dimension, const int *size, int max)
void tensor_for_each_elem(tensor t, dtype (*func)(dtype))
{
int i;
srand(time(NULL));
for(i = 0; i < t->num_elem; i++) {
t->elements[i] = func(t->elements[i]);
}