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#include "precomp.hpp"

#include "opencv2/ts/ocl_perf.hpp"

#ifdef HAVE_OPENCL

namespace cvtest {
namespace ocl {

namespace perf {

void checkDeviceMaxMemoryAllocSize(const Size& size, int type, int factor)
{
    assert(factor > 0);
    if (!cv::ocl::useOpenCL())
        return;
    int cn = CV_MAT_CN(type);
    int cn_ocl = cn == 3 ? 4 : cn;
    int type_ocl = CV_MAKE_TYPE(CV_MAT_DEPTH(type), cn_ocl);
    size_t memSize = size.area() * CV_ELEM_SIZE(type_ocl);
    const cv::ocl::Device& dev = cv::ocl::Device::getDefault();
    if (memSize * factor >= dev.maxMemAllocSize())
    {
        throw ::perf::TestBase::PerfSkipTestException();
    }
}

void randu(InputOutputArray dst)
{
    if (dst.depth() == CV_8U)
    {
        cv::randu(dst, 0, 256);
    }
    else if (dst.depth() == CV_8S)
    {
        cv::randu(dst, -128, 128);
    }
    else if (dst.depth() == CV_16U)
    {
        cv::randu(dst, 0, 1024);
    }
    else if (dst.depth() == CV_32F || dst.depth() == CV_64F)
    {
        cv::randu(dst, -1.0, 1.0);
    }
    else // (dst.depth() == CV_16S || dst.depth() == CV_32S)
    {
        cv::randu(dst, -4096, 4096);
    }
}

} // namespace perf

}} // namespace cvtest::ocl

#endif // HAVE_OPENCL
