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    1 //
    2 // Copyright 2012 Francisco Jerez
    3 //
    4 // Permission is hereby granted, free of charge, to any person obtaining a
    5 // copy of this software and associated documentation files (the "Software"),
    6 // to deal in the Software without restriction, including without limitation
    7 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
    8 // and/or sell copies of the Software, and to permit persons to whom the
    9 // Software is furnished to do so, subject to the following conditions:
   10 //
   11 // The above copyright notice and this permission notice shall be included in
   12 // all copies or substantial portions of the Software.
   13 //
   14 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   15 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   16 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
   17 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
   18 // OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
   19 // ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
   20 // OTHER DEALINGS IN THE SOFTWARE.
   21 //
   22 
   23 #ifndef CLOVER_CORE_SAMPLER_HPP
   24 #define CLOVER_CORE_SAMPLER_HPP
   25 
   26 #include "core/object.hpp"
   27 #include "core/queue.hpp"
   28 
   29 namespace clover {
   30    class sampler : public ref_counter, public _cl_sampler {
   31    public:
   32       sampler(clover::context &ctx, bool norm_mode,
   33               cl_addressing_mode addr_mode,
   34               cl_filter_mode filter_mode);
   35 
   36       sampler(const sampler &s) = delete;
   37       sampler &
   38       operator=(const sampler &s) = delete;
   39 
   40       bool norm_mode();
   41       cl_addressing_mode addr_mode();
   42       cl_filter_mode filter_mode();
   43 
   44       const intrusive_ref<clover::context> context;
   45 
   46       friend class kernel;
   47 
   48    private:
   49       void *bind(command_queue &q);
   50       void unbind(command_queue &q, void *st);
   51 
   52       bool _norm_mode;
   53       cl_addressing_mode _addr_mode;
   54       cl_filter_mode _filter_mode;
   55    };
   56 }
   57 
   58 #endif