1 /*
2  Copyright (c) 2013 yvt
3 
4  This file is part of OpenSpades.
5 
6  OpenSpades is free software: you can redistribute it and/or modify
7  it under the terms of the GNU General Public License as published by
8  the Free Software Foundation, either version 3 of the License, or
9  (at your option) any later version.
10 
11  OpenSpades is distributed in the hope that it will be useful,
12  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  GNU General Public License for more details.
15 
16  You should have received a copy of the GNU General Public License
17  along with OpenSpades.  If not, see <http://www.gnu.org/licenses/>.
18 
19  */
20 
21 #include "SWFeatureLevel.h"
22 #include <Core/CpuID.h>
23 
24 namespace spades {
25 	namespace draw {
26 
27 		// TODO: correct detection
28 
29 #if ENABLE_SSE2
DetectFeatureLevel()30 		SWFeatureLevel DetectFeatureLevel() {
31 			CpuID cpuid;
32 			if (cpuid.Supports(CpuFeature::SSE2))
33 				return SWFeatureLevel::SSE2;
34 
35 			// at least sse should be supported
36 			return SWFeatureLevel::SSE;
37 		}
38 #elif ENABLE_SSE
39 		SWFeatureLevel DetectFeatureLevel() { return SWFeatureLevel::SSE; }
40 #else
41 		SWFeatureLevel DetectFeatureLevel() { return SWFeatureLevel::None; }
42 #endif
43 	}
44 }
45