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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C) 2025, Ideas on Board Oy
*
* PWL tests
*/
#include "../src/ipa/libipa/pwl.h"
#include <cmath>
#include <iostream>
#include <map>
#include <stdint.h>
#include <stdio.h>
#include "test.h"
using namespace std;
using namespace libcamera;
using namespace ipa;
#define ASSERT_EQ(a, b) \
if ((a) != (b)) { \
std::cout << #a " != " #b " (" << a << " ," << b << ")" \
<< std::endl; \
return TestFail; \
}
class PwlTest : public Test
{
protected:
int run()
{
Pwl pwl;
pwl.append(0, 0);
pwl.append(1, 1);
ASSERT_EQ(pwl.eval(-1), -1);
ASSERT_EQ(pwl.eval(0), 0);
ASSERT_EQ(pwl.eval(0.5), 0.5);
ASSERT_EQ(pwl.eval(1), 1);
ASSERT_EQ(pwl.eval(2), 2);
ASSERT_EQ(pwl.size(), 2);
/* Test degenerate PWL. */
pwl.clear();
pwl.append(1, 1);
ASSERT_EQ(pwl.eval(0), 1);
ASSERT_EQ(pwl.eval(1), 1);
ASSERT_EQ(pwl.eval(2), 1);
return TestPass;
}
};
TEST_REGISTER(PwlTest)
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