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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
     59