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refactored gpu module

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This commit is contained in:
Alexey Spizhevoy
2011-01-19 12:47:34 +00:00
parent 90ae1e3aed
commit 186b1fc6ef
2 changed files with 30 additions and 33 deletions
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51
modules/gpu/src/initialization.cpp
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@@ -57,6 +57,9 @@ CV_EXPORTS int cv::gpu::getNumberOfSMs(int /*device*/) { throw_nogpu(); return 0
CV_EXPORTS void cv::gpu::getGpuMemInfo(size_t& /*free*/, size_t& /*total*/) { throw_nogpu(); }
CV_EXPORTS bool cv::gpu::hasNativeDoubleSupport(int /*device*/) { throw_nogpu(); return false; }
CV_EXPORTS bool cv::gpu::hasAtomicsSupport(int /*device*/) { throw_nogpu(); return false; }
CV_EXPORTS bool cv::gpu::ptxVersionIs(int major, int minor) { throw_nogpu(); return false; }
CV_EXPORTS bool cv::gpu::ptxVersionIsLessOrEqual(int major, int minor) { throw_nogpu(); return false; }
CV_EXPORTS bool cv::gpu::ptxVersionIsGreaterOrEqual(int major, int minor) { throw_nogpu(); return false; }
#else /* !defined (HAVE_CUDA) */
@@ -133,33 +136,6 @@ CV_EXPORTS bool cv::gpu::hasAtomicsSupport(int device)
namespace
{
struct ComparerEqual
{
bool operator()(int lhs1, int lhs2, int rhs1, int rhs2) const
{
return lhs1 == rhs1 && lhs2 == rhs2;
}
};
struct ComparerLessOrEqual
{
bool operator()(int lhs1, int lhs2, int rhs1, int rhs2) const
{
return lhs1 < rhs1 || (lhs1 == rhs1 && lhs2 <= rhs2);
}
};
struct ComparerGreaterOrEqual
{
bool operator()(int lhs1, int lhs2, int rhs1, int rhs2) const
{
return lhs1 > rhs1 || (lhs1 == rhs1 && lhs2 >= rhs2);
}
};
template <typename Comparer>
bool checkPtxVersion(int major, int minor, Comparer cmp)
{
@@ -194,18 +170,39 @@ namespace
CV_EXPORTS bool cv::gpu::ptxVersionIs(int major, int minor)
{
struct ComparerEqual
{
bool operator()(int lhs1, int lhs2, int rhs1, int rhs2) const
{
return lhs1 == rhs1 && lhs2 == rhs2;
}
};
return checkPtxVersion(major, minor, ComparerEqual());
}
CV_EXPORTS bool cv::gpu::ptxVersionIsLessOrEqual(int major, int minor)
{
struct ComparerLessOrEqual
{
bool operator()(int lhs1, int lhs2, int rhs1, int rhs2) const
{
return lhs1 < rhs1 || (lhs1 == rhs1 && lhs2 <= rhs2);
}
};
return checkPtxVersion(major, minor, ComparerLessOrEqual());
}
CV_EXPORTS bool cv::gpu::ptxVersionIsGreaterOrEqual(int major, int minor)
{
struct ComparerGreaterOrEqual
{
bool operator()(int lhs1, int lhs2, int rhs1, int rhs2) const
{
return lhs1 > rhs1 || (lhs1 == rhs1 && lhs2 >= rhs2);
}
};
return checkPtxVersion(major, minor, ComparerGreaterOrEqual());
}