/** List the OpenCL implementations that contain at least one GPU device. */
public static CLPlatform[] listGPUPoweredPlatforms() {
CLPlatform[] platforms = listPlatforms();
List<CLPlatform> out = new ArrayList<CLPlatform>(platforms.length);
for (CLPlatform platform : platforms) {
if (platform.listGPUDevices(true).length > 0) out.add(platform);
}
return out.toArray(new CLPlatform[out.size()]);
}
