diff options
Diffstat (limited to 'src/com/mbien/opencl/CLPlatform.java')
| -rw-r--r-- | src/com/mbien/opencl/CLPlatform.java | 43 |
1 files changed, 40 insertions, 3 deletions
diff --git a/src/com/mbien/opencl/CLPlatform.java b/src/com/mbien/opencl/CLPlatform.java index dde9994b..56ef3713 100644 --- a/src/com/mbien/opencl/CLPlatform.java +++ b/src/com/mbien/opencl/CLPlatform.java @@ -1,5 +1,6 @@ package com.mbien.opencl; +import com.mbien.opencl.impl.CLImpl; import java.nio.ByteBuffer; import static com.mbien.opencl.CLException.*; /** @@ -13,11 +14,47 @@ public final class CLPlatform { */ public final long ID; - private final CL cl; + private static final CL cl; - CLPlatform(CL cl, long id) { + static{ + System.loadLibrary("gluegen-rt"); + System.loadLibrary("jocl"); + cl = new CLImpl(); + } + + CLPlatform(long id) { this.ID = id; - this.cl = cl; + } + + /** + * Lists all available OpenCL implementaitons. + * @throws CLException if something went wrong initializing OpenCL + */ + public static CLPlatform[] listCLPlatforms() { + + int[] intBuffer = new int[1]; + // find all available OpenCL platforms + int ret = cl.clGetPlatformIDs(0, null, 0, intBuffer, 0); + checkForError(ret, "can not enumerate platforms"); + + // receive platform ids + long[] platformId = new long[intBuffer[0]]; + ret = cl.clGetPlatformIDs(platformId.length, platformId, 0, null, 0); + checkForError(ret, "can not enumerate platforms"); + + CLPlatform[] platforms = new CLPlatform[platformId.length]; + + for (int i = 0; i < platformId.length; i++) + platforms[i] = new CLPlatform(platformId[i]); + + return platforms; + } + + /** + * Returns the low level binding interface to the OpenCL APIs. + */ + public static CL getLowLevelBinding() { + return cl; } /** |