Function prefixScanTest

test/OpenCL/ParallelPrimitives/main.cpp:251–292

}

void prefixScanTest()
{
	TEST_INIT;

	int maxSize = 1024 * 256;

	b3AlignedObjectArray<unsigned int> buf0Host;
	b3AlignedObjectArray<unsigned int> buf1Host;

	b3OpenCLArray<unsigned int> buf2CL(g_context, g_queue, maxSize);
	b3OpenCLArray<unsigned int> buf3CL(g_context, g_queue, maxSize);

	b3PrefixScanCL* scan = new b3PrefixScanCL(g_context, g_device, g_queue, maxSize);

	int dx = maxSize / NUM_TESTS;
	for (int iter = 0; iter < NUM_TESTS; iter++)
	{
		int size = b3Min(128 + dx * iter, maxSize);
		buf0Host.resize(size);
		buf1Host.resize(size);

		for (int i = 0; i < size; i++)
			buf0Host[i] = 1;

		buf2CL.copyFromHost(buf0Host);

		unsigned int sumHost, sumGPU;

		scan->executeHost(buf0Host, buf1Host, size, &sumHost);
		scan->execute(buf2CL, buf3CL, size, &sumGPU);

		buf3CL.copyToHost(buf0Host);

		TEST_ASSERT(sumHost == sumGPU);
		for (int i = 0; i < size; i++)
			TEST_ASSERT(buf1Host[i] == buf0Host[i]);
	}

	delete scan;

	TEST_REPORT("scanTest");
}

bool radixSortTest()
{