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// Authors:
//  * Peter Andreas Entschev, peter@entschev.com
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//M*/

#include "perf_precomp.hpp"

using namespace perf;

///////////// FAST ////////////////////////

typedef std::tr1::tuple<std::string, int, bool> Image_Threshold_NonmaxSupression_t;
typedef perf::TestBaseWithParam<Image_Threshold_NonmaxSupression_t> Image_Threshold_NonmaxSupression;

PERF_TEST_P(Image_Threshold_NonmaxSupression, FAST,
            testing::Combine(testing::Values<string>("gpu/perf/aloe.png"),
                    testing::Values(20),
                    testing::Bool()))
{
    const Image_Threshold_NonmaxSupression_t params = GetParam();
    const std::string imgFile = std::tr1::get<0>(params);
    const int threshold = std::tr1::get<1>(params);
    const bool nonmaxSupression = std::tr1::get<2>(params);

    const cv::Mat img = imread(getDataPath(imgFile), cv::IMREAD_GRAYSCALE);
    ASSERT_FALSE(img.empty());

    if (RUN_OCL_IMPL)
    {
        cv::ocl::FAST_OCL fast(threshold, nonmaxSupression, 0.5);

        cv::ocl::oclMat d_img(img);
        cv::ocl::oclMat d_keypoints;

        OCL_TEST_CYCLE() fast(d_img, cv::ocl::oclMat(), d_keypoints);

        std::vector<cv::KeyPoint> ocl_keypoints;
        fast.downloadKeypoints(d_keypoints, ocl_keypoints);

        sortKeyPoints(ocl_keypoints);

        SANITY_CHECK_KEYPOINTS(ocl_keypoints);
    }
    else if (RUN_PLAIN_IMPL)
    {
        std::vector<cv::KeyPoint> cpu_keypoints;

        TEST_CYCLE() cv::FAST(img, cpu_keypoints, threshold, nonmaxSupression);

        SANITY_CHECK_KEYPOINTS(cpu_keypoints);
    }
    else
        OCL_PERF_ELSE;
}