Package com.jogamp.common.nio

Examples of com.jogamp.common.nio.NativeSizeBuffer.capacity()

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        int ret = cl.clGetPlatformIDs(0, null, intBuffer);
        checkForError(ret);
        out.println("#platforms: "+intBuffer.get(0));

        NativeSizeBuffer pb = NativeSizeBuffer.allocateDirect(intBuffer.get(0));
        ret = cl.clGetPlatformIDs(pb.capacity(), pb, null);
        checkForError(ret);

        long platform = pb.get(0);

        //find all devices
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        ret = cl.clGetDeviceIDs(platform, CL.CL_DEVICE_TYPE_ALL, 0, null, intBuffer);
        checkForError(ret);
        out.println("#devices: "+intBuffer.get(0));

        NativeSizeBuffer devices = NativeSizeBuffer.allocateDirect(intBuffer.get(0));
        ret = cl.clGetDeviceIDs(platform, CL.CL_DEVICE_TYPE_ALL, devices.capacity(), devices, null);

        long context = cl.clCreateContext(null, devices, null, intBuffer);
        checkError("on clCreateContext", intBuffer.get());

        //get number of devices
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        ret = cl.clGetPlatformIDs(0, null, intBuffer);
        checkForError(ret);
        assertTrue(intBuffer.get(0) > 0);

        NativeSizeBuffer pb = NativeSizeBuffer.allocateDirect(intBuffer.get(0));
        ret = cl.clGetPlatformIDs(pb.capacity(), pb, null);
        checkForError(ret);

        long platform = pb.get(0);
        NativeSizeBuffer properties = NativeSizeBuffer.allocateDirect(3).put(CL.CL_CONTEXT_PLATFORM)
                                              .put(platform).put(0) // 0 terminated array
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