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/*******************************************************
* Copyright (c) 2014, ArrayFire
* All rights reserved.
*
* This file is distributed under 3-clause BSD license.
* The complete license agreement can be obtained at:
* http://arrayfire.com/licenses/BSD-3-Clause
********************************************************/
#include <gtest/gtest.h>
#include <arrayfire.h>
#include <af/dim4.hpp>
#include <af/defines.h>
#include <af/traits.hpp>
#include <vector>
#include <iostream>
#include <complex>
#include <string>
#include <testHelpers.hpp>
using std::vector;
using std::string;
using std::cout;
using std::endl;
using af::cfloat;
using af::cdouble;
template<typename T>
class Iota : public ::testing::Test
{
public:
virtual void SetUp() {
subMat0.push_back(af_make_seq(0, 4, 1));
subMat0.push_back(af_make_seq(2, 6, 1));
subMat0.push_back(af_make_seq(0, 2, 1));
}
vector<af_seq> subMat0;
};
// create a list of types to be tested
typedef ::testing::Types<float, double, int, unsigned int, intl, uintl, unsigned char, short, ushort> TestTypes;
// register the type list
TYPED_TEST_CASE(Iota, TestTypes);
template<typename T>
void iotaTest(const af::dim4 idims, const af::dim4 tdims)
{
if (noDoubleTests<T>()) return;
af_array outArray = 0;
ASSERT_EQ(AF_SUCCESS, af_iota(&outArray, idims.ndims(), idims.get(),
tdims.ndims(), tdims.get(), (af_dtype) af::dtype_traits<T>::af_type));
af_array temp0 = 0, temp1 = 0, temp2 = 0;
af::dim4 tempdims(idims.elements());
af::dim4 fulldims;
for(unsigned i = 0; i < 4; i++) {
fulldims[i] = idims[i] * tdims[i];
}
ASSERT_EQ(AF_SUCCESS, af_range(&temp2, tempdims.ndims(), tempdims.get(), 0, (af_dtype) af::dtype_traits<T>::af_type));
ASSERT_EQ(AF_SUCCESS, af_moddims(&temp1, temp2, idims.ndims(), idims.get()));
ASSERT_EQ(AF_SUCCESS, af_tile(&temp0, temp1, tdims[0], tdims[1], tdims[2], tdims[3]));
// Get result
T* outData = new T[fulldims.elements()];
ASSERT_EQ(AF_SUCCESS, af_get_data_ptr((void*)outData, outArray));
T* tileData = new T[fulldims.elements()];
ASSERT_EQ(AF_SUCCESS, af_get_data_ptr((void*)tileData, temp0));
// Compare result
for(int i = 0; i < (int) fulldims.elements(); i++)
ASSERT_EQ(tileData[i], outData[i]) << "at: " << i << std::endl;
// Delete
delete[] outData;
delete[] tileData;
if(outArray != 0) af_release_array(outArray);
if(temp0 != 0) af_release_array(temp0);
if(temp1 != 0) af_release_array(temp1);
if(temp2 != 0) af_release_array(temp2);
}
#define IOTA_INIT(desc, x, y, z, w, a, b, c, d) \
TYPED_TEST(Iota, desc) \
{ \
iotaTest<TypeParam>(af::dim4(x, y, z, w), af::dim4(a, b, c, d)); \
}
IOTA_INIT(Iota1D0, 100, 1, 1, 1, 2, 3, 1, 1);
IOTA_INIT(Iota2D0, 10, 20, 1, 1, 3, 1, 2, 1);
IOTA_INIT(Iota2D1, 100, 5, 1, 1, 1, 2, 4, 2);
IOTA_INIT(Iota3D0, 20, 6, 3, 1, 1, 1, 1, 1);
IOTA_INIT(Iota3D1, 10, 12, 5, 1, 2, 3, 4, 5);
IOTA_INIT(Iota3D2, 25, 30, 2, 1, 1, 2, 2, 1);
IOTA_INIT(Iota4D0, 20, 6, 3, 2, 2, 3, 1, 2);
IOTA_INIT(Iota4D1, 10, 12, 5, 2, 1, 2, 2, 2);
IOTA_INIT(Iota4D2, 25, 30, 2, 2, 3, 2, 1, 1);
IOTA_INIT(Iota4D3, 25, 30, 2, 2, 4, 2, 4, 2);
///////////////////////////////// CPP ////////////////////////////////////
//
TEST(Iota, CPP)
{
if (noDoubleTests<float>()) return;
af::dim4 idims(23, 15, 1, 1);
af::dim4 tdims(2, 2, 1, 1);
af::dim4 fulldims;
for(unsigned i = 0; i < 4; i++) {
fulldims[i] = idims[i] * tdims[i];
}
af::array output = af::iota(idims, tdims);
af::array tileArray = af::tile(af::moddims(af::range(af::dim4(idims.elements()), 0), idims), tdims);
// Get result
float* outData = new float[fulldims.elements()];
output.host((void*)outData);
float* tileData = new float[fulldims.elements()];
tileArray.host((void*)tileData);
// Compare result
// Compare result
for(int i = 0; i < (int)fulldims.elements(); i++)
ASSERT_EQ(tileData[i], outData[i]) << "at: " << i << std::endl;
// Delete
delete[] outData;
delete[] tileData;
}
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