public void Setup()
{
_height = 1200;
_width = 1920;
_size = _height * _width;
_platformId = GetPlatforms().First();
_deviceId = GetPlatformDevices(_platformId).First();
_contextId = CreateContext(_platformId, new[] { _deviceId });
_queueId = CreateCommandQueue(_contextId, _deviceId);
_sourceBufferId = OclMemoryPool.Shared.RentBuffer <int>(_contextId, _size);
_resultBufferId = OclMemoryPool.Shared.RentBuffer <int>(_contextId, _size * 2);
_counterBufferId = OclMemoryPool.Shared.RentBuffer <int>(_contextId, 1);
_source = new int[_size];
_indexes = new int[_source.Length * 2];
var random = new Random(1);
for (var x = 0; x < _source.Length; x++)
{
_source[x] = random.Next(0, 99);
}
_indexOf = new OclIndexOfAlgorithms();
}
public async Task IndexOf_greaterThan_simple()
{
// Arrange:
var source = new int[] { 0, 0, 1, 1, 1, 0 };
var result = new int[source.Length * 2];
var count = new int[1] {
0
};
var w = 3;
var h = 2;
var platformId = GetPlatforms().First();
var deviceId = GetPlatformDevices(platformId).First();
var contextId = CreateContext(platformId, new[] { deviceId });
var queueId = CreateCommandQueue(contextId, deviceId);
var srcBufferId = CopyBuffer(contextId, source.AsSpan());
var dstBufferId = CreateBuffer <int>(contextId, result.Length);
var cntBufferId = CreateBuffer <int>(contextId, 1);
// Act:
var indexOf = new OclIndexOfAlgorithms();
var eventId = await indexOf.IndexOfGreaterThan(queueId, w, h,
new OclBuffer <int>(srcBufferId), new OclBuffer <int>(dstBufferId), new OclBuffer <int>(cntBufferId), comparand : 0);
// Assert:
WaitForEvents(eventId);
var readDstId = EnqueueReadBuffer(queueId, dstBufferId, false, 0, result.Length, result.AsSpan());
var readCntId = EnqueueReadBuffer(queueId, cntBufferId, false, 0, 1, count.AsSpan());
WaitForEvents(readDstId, readCntId);
ReleaseContext(contextId);
var cnt = count[0];
cnt.Should().Be(3);
var indexes = new HashSet <(int, int)>();
for (var i = 0; i < result.Length; i += 2)
{
indexes.Add((result[i], result[i + 1]));
}
indexes.Should().BeEquivalentTo(new [] { (2, 0), (0, 1), (1, 1), (0, 0) });
