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/*
** -*- C -*-
**
** testCos.c
** Made by Bruno JOFRET <bruno.jofret@inria.fr>
**
** Started on Fri Dec 8 15:05:44 2006 jofret
** Last update Tue Mar 20 15:26:26 2007 jofret
**
** Copyright INRIA 2006
*/
#include <stdio.h>
#include "cos.h"
#define PI 3.1415826535
void scossTest() {
printf(">> Float scalar\n");
printf("scoss(0) = %f\n", scoss((float) 0));
printf("scoss(PI) = %f\n", scoss(PI));
printf("scoss(PI/2) = %f\n", scoss(PI/2));
printf("scoss(PI/3) = %f\n", scoss(PI/3));
printf("scoss(PI/4) = %f\n", scoss(PI/4));
printf("scoss(PI/6) = %f\n", scoss(PI/6));
printf("scoss(-PI) = %f\n", scoss(-PI));
printf("scoss(-PI/2) = %f\n", scoss(-PI/2));
printf("scoss(-PI/3) = %f\n", scoss(-PI/3));
printf("scoss(-PI/4) = %f\n", scoss(-PI/4));
printf("scoss(-PI/6) = %f\n", scoss(-PI/6));
}
void dcossTest() {
printf(">> Double scalar\n");
printf("dcoss(0) = %e\n", dcoss((double) 0));
printf("dcoss(PI) = %e\n", dcoss(PI));
printf("dcoss(PI/2) = %e\n", dcoss(PI/2));
printf("dcoss(PI/3) = %e\n", dcoss(PI/3));
printf("dcoss(PI/4) = %e\n", dcoss(PI/4));
printf("dcoss(PI/6) = %e\n", dcoss(PI/6));
printf("dcoss(-PI) = %e\n", dcoss(-PI));
printf("dcoss(-PI/2) = %e\n", dcoss(-PI/2));
printf("dcoss(-PI/3) = %e\n", dcoss(-PI/3));
printf("dcoss(-PI/4) = %e\n", dcoss(-PI/4));
printf("dcoss(-PI/6) = %e\n", dcoss(-PI/6));
}
void ccossTest() {
floatComplex pi_pi = FloatComplex(PI, PI);
floatComplex pi_2_pi_2 = FloatComplex(PI/2, PI/2);
floatComplex pi_2_pi_3 = FloatComplex(PI/2, PI/3);
floatComplex pi_2_pi_4 = FloatComplex(PI/2, PI/4);
floatComplex out;
printf(">> Float Complex scalar\n");
out = ccoss(pi_pi);
printf("ccoss(PI + I*PI) = %f + I * %f\n", creals(out), cimags(out));
out = ccoss(pi_2_pi_2);
printf("ccoss(PI/2 + I*PI/2) = %f + I * %f\n", creals(out), cimags(out));
out = ccoss(pi_2_pi_3);
printf("ccoss(PI/2 + I*PI/3) = %f + I * %f\n", creals(out), cimags(out));
out = ccoss(pi_2_pi_4);
printf("ccoss(PI/2 + I*PI/4) = %f + I * %f\n", creals(out), cimags(out));
}
void zcossTest() {
doubleComplex pi_pi = DoubleComplex(PI, PI);
doubleComplex pi_2_pi_2 = DoubleComplex(PI/2, PI/2);
doubleComplex pi_2_pi_3 = DoubleComplex(PI/2, PI/3);
doubleComplex pi_2_pi_4 = DoubleComplex(PI/2, PI/4);
doubleComplex out;
printf(">> Double Complex scalar\n");
out = zcoss(pi_pi);
printf("zcoss(PI + I*PI) = %e + I * %e\n", zreals(out), zimags(out));
out = zcoss(pi_2_pi_2);
printf("zcoss(PI/2 + I*PI/2) = %e + I * %e\n", zreals(out), zimags(out));
out = zcoss(pi_2_pi_3);
printf("zcoss(PI/2 + I*PI/3) = %e + I * %e\n", zreals(out), zimags(out));
out = zcoss(pi_2_pi_4);
printf("zcoss(PI/2 + I*PI/4) = %e + I * %e\n", zreals(out), zimags(out));
}
void scosaTest() {
float out[5];
float in[5] = {PI, PI/2, PI/3, PI/4, PI/6};
int i = 0;
printf(">> Float array\n");
scosa(in, out, 5);
for (i = 0 ; i < 5 ; ++i)
printf("scosa(array) = %f\n", out[i]);
}
void dcosaTest() {
double out[5];
double in[5] = {PI, PI/2, PI/3, PI/4, PI/6};
int i = 0;
printf(">> Double Array\n");
dcosa(in, out, 5);
for (i = 0 ; i < 5 ; ++i)
printf("scosa(array) = %f\n", out[i]);
}
void ccosaTest() {
floatComplex pi_pi = FloatComplex(PI, PI);
floatComplex pi_2_pi_2 = FloatComplex(PI/2, PI/2);
floatComplex pi_2_pi_3 = FloatComplex(PI/2, PI/3);
floatComplex pi_2_pi_4 = FloatComplex(PI/2, PI/4);
floatComplex in[4] = {pi_pi, pi_2_pi_2, pi_2_pi_3, pi_2_pi_4};
floatComplex out[4];
int i = 0;
ccosa(in, out, 4);
printf(">> Float Complex Array\n");
for (i = 0 ; i < 4 ; ++i)
printf("ccosa(array) = %e + I * %e\n", creals(out[i]), cimags(out[i]));
}
void zcosaTest() {
doubleComplex pi_pi = DoubleComplex(PI, PI);
doubleComplex pi_2_pi_2 = DoubleComplex(PI/2, PI/2);
doubleComplex pi_2_pi_3 = DoubleComplex(PI/2, PI/3);
doubleComplex pi_2_pi_4 = DoubleComplex(PI/2, PI/4);
doubleComplex in[4] = {pi_pi, pi_2_pi_2, pi_2_pi_3, pi_2_pi_4 };
doubleComplex out[4];
int i = 0;
zcosa(in, out, 4);
printf(">> Double Complex Array\n");
for (i = 0 ; i < 4 ; ++i)
printf("zcosa(array) = %e + I * %e\n", zreals(out[i]), zimags(out[i]));
}
int testCos() {
printf("\n>>>> Cosine Tests\n");
scossTest();
dcossTest();
ccossTest();
zcossTest();
scosaTest();
dcosaTest();
ccosaTest();
zcosaTest();
return 0;
}
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