118 lines
1.9 KiB
C
118 lines
1.9 KiB
C
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <stddef.h>
|
|
#include "lina.h"
|
|
|
|
#define NUM_TESTS 6 //Number of tests case to create
|
|
#define MAX_VALUE 15 //Max value a matrix can have
|
|
|
|
typedef struct matrix_t
|
|
{
|
|
double *A;
|
|
int m;
|
|
int n;
|
|
}matrix_t;
|
|
|
|
//Dinamically create NUM_TESTS tests case randomly generating matrices with random values (whom max is MAX_VALUE)
|
|
//index from 0 to NUM_TESTS/3 will contain 2x3 matrices, index from NUM_TESTS/3 to 2*NUM_TESTS/3 3x3, and index from 2*NUM_TESTS/3 to NUM_TESTS 4x3
|
|
void create_tests(matrix_t **tests);
|
|
|
|
//Free the heap memory from the test structure
|
|
void delete_tests(matrix_t **tests);
|
|
|
|
//Print the matrix A with size m by n
|
|
void pmatrix(double *A, int m, int n);
|
|
|
|
int main()
|
|
{
|
|
matrix_t *tests[NUM_TESTS];
|
|
|
|
create_tests(tests);
|
|
|
|
for(int i=0;i< NUM_TESTS;i++)
|
|
pmatrix(tests[i]->A,tests[i]->m,tests[i]->n);
|
|
|
|
double *C = malloc(sizeof(*C)*tests[0]->m*tests[0]->n);
|
|
|
|
lina_scale(tests[0]->A,C,1.5,tests[0]->m,tests[0]->n);
|
|
|
|
pmatrix(C,tests[0]->m,tests[0]->n);
|
|
|
|
delete_tests(tests);
|
|
return 0;
|
|
}
|
|
|
|
void pmatrix(double *A,int m,int n){
|
|
|
|
for(int i = 0; i<m; i++){
|
|
|
|
for(int j = 0; j< n; j++)
|
|
printf("%f\t",A[i*n + j]);
|
|
|
|
printf("\n");
|
|
|
|
}
|
|
|
|
printf("\n");
|
|
|
|
}
|
|
|
|
void create_tests(matrix_t **tests){
|
|
|
|
srand(1);
|
|
|
|
for(int i=0;i<NUM_TESTS;i++){
|
|
|
|
int rows;
|
|
int cols;
|
|
|
|
if(i < NUM_TESTS/3){
|
|
rows = 2;
|
|
cols = 3;
|
|
}
|
|
else if (i >= NUM_TESTS/3 && i < 2*NUM_TESTS/3)
|
|
{
|
|
rows = 3;
|
|
cols = 3;
|
|
}
|
|
else{
|
|
rows = 4;
|
|
cols = 3;
|
|
}
|
|
|
|
|
|
|
|
|
|
double *ptr = malloc(sizeof(*ptr)*rows*cols);
|
|
|
|
for(int j=0;j<rows*cols;j++){
|
|
|
|
ptr[j] = rand() % MAX_VALUE;
|
|
|
|
}
|
|
|
|
matrix_t *m_point = malloc(sizeof(matrix_t));
|
|
|
|
m_point->A = ptr;
|
|
m_point->m = rows;
|
|
m_point->n = cols;
|
|
|
|
tests[i] = m_point;
|
|
}
|
|
|
|
|
|
}
|
|
|
|
void delete_tests(matrix_t **tests){
|
|
|
|
for(int i=0;i<NUM_TESTS;i++){
|
|
|
|
free(tests[i]->A);
|
|
free(tests[i]);
|
|
|
|
}
|
|
|
|
tests = NULL;
|
|
|
|
}
|