diff options
| author | zhenyu yuan <zhenyuyuan@multicorewareinc.com> | 2013-12-03 10:44:48 +0800 |
|---|---|---|
| committer | I-Jui (Ray) Sung <ray@multicorewareinc.com> | 2013-12-18 20:34:51 -0600 |
| commit | ea85561eb725eebf44fa10046567c33de5984679 (patch) | |
| tree | fa3771a931fedd5e30efe00c1170c9d0f0938c87 /sc/source | |
| parent | 3ae85b912136993ccf157832f409416472026f17 (diff) | |
GPU Calc: Optimized EVEN
AMLOEXT-250
Change-Id: Id2863ad9f4a3e2a03223b1dacd33c7d7557be63d
Signed-off-by: haochen <haochen@multicorewareinc.com>
Signed-off-by: Wei Wei <weiwei@multicorewareinc.com>
Signed-off-by: I-Jui (Ray) Sung <ray@multicorewareinc.com>
Diffstat (limited to 'sc/source')
| -rw-r--r-- | sc/source/core/opencl/op_math.cxx | 19 |
1 files changed, 7 insertions, 12 deletions
diff --git a/sc/source/core/opencl/op_math.cxx b/sc/source/core/opencl/op_math.cxx index 2d5ae395cbc7..9dc0270232d8 100644 --- a/sc/source/core/opencl/op_math.cxx +++ b/sc/source/core/opencl/op_math.cxx @@ -227,22 +227,17 @@ void OpEven::GenSlidingWindowFunction(std::stringstream &ss, ss<<" arg0 = 0;\n"; #endif ss << " double tmp;\n"; - ss << " arg0 = arg0 / 2;\n"; - ss << " if (arg0 < 0)\n"; - ss << " if (trunc(arg0) == arg0)\n"; - ss << " tmp = arg0 * 2;\n"; - ss << " else\n"; - ss << " tmp = (trunc(arg0) - 1) * 2;\n"; - ss << " else if (arg0 > 0)\n"; - ss << " if (trunc(arg0) == arg0)\n"; - ss << " tmp = arg0 * 2;\n"; - ss << " else\n"; - ss << " tmp = (trunc(arg0) + 1) * 2;\n"; + ss << " tmp = fabs(arg0 / 2);\n"; + ss << " if ( trunc(tmp) == tmp )\n"; + ss << " tmp = tmp * 2;\n"; ss << " else\n"; - ss << " tmp = 0;\n"; + ss << " tmp = (trunc(tmp) + 1) * 2;\n"; + ss << " if (arg0 < 0)\n"; + ss << " tmp = tmp * -1.0;\n"; ss << " return tmp;\n"; ss << "}"; } + void OpMod::GenSlidingWindowFunction(std::stringstream &ss, const std::string sSymName, SubArguments &vSubArguments) { |