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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. #include "api/util.hpp"
  24. #include "core/sampler.hpp"
  25.  
  26. using namespace clover;
  27.  
  28. CLOVER_API cl_sampler
  29. clCreateSampler(cl_context d_ctx, cl_bool norm_mode,
  30.                 cl_addressing_mode addr_mode, cl_filter_mode filter_mode,
  31.                 cl_int *r_errcode) try {
  32.    auto &ctx = obj(d_ctx);
  33.  
  34.    if (!any_of(std::mem_fn(&device::image_support), ctx.devices()))
  35.       throw error(CL_INVALID_OPERATION);
  36.  
  37.    ret_error(r_errcode, CL_SUCCESS);
  38.    return new sampler(ctx, norm_mode, addr_mode, filter_mode);
  39.  
  40. } catch (error &e) {
  41.    ret_error(r_errcode, e);
  42.    return NULL;
  43. }
  44.  
  45. CLOVER_API cl_int
  46. clRetainSampler(cl_sampler d_s) try {
  47.    obj(d_s).retain();
  48.    return CL_SUCCESS;
  49.  
  50. } catch (error &e) {
  51.    return e.get();
  52. }
  53.  
  54. CLOVER_API cl_int
  55. clReleaseSampler(cl_sampler d_s) try {
  56.    if (obj(d_s).release())
  57.       delete pobj(d_s);
  58.  
  59.    return CL_SUCCESS;
  60.  
  61. } catch (error &e) {
  62.    return e.get();
  63. }
  64.  
  65. CLOVER_API cl_int
  66. clGetSamplerInfo(cl_sampler d_s, cl_sampler_info param,
  67.                  size_t size, void *r_buf, size_t *r_size) try {
  68.    property_buffer buf { r_buf, size, r_size };
  69.    auto &s = obj(d_s);
  70.  
  71.    switch (param) {
  72.    case CL_SAMPLER_REFERENCE_COUNT:
  73.       buf.as_scalar<cl_uint>() = s.ref_count();
  74.       break;
  75.  
  76.    case CL_SAMPLER_CONTEXT:
  77.       buf.as_scalar<cl_context>() = desc(s.context());
  78.       break;
  79.  
  80.    case CL_SAMPLER_NORMALIZED_COORDS:
  81.       buf.as_scalar<cl_bool>() = s.norm_mode();
  82.       break;
  83.  
  84.    case CL_SAMPLER_ADDRESSING_MODE:
  85.       buf.as_scalar<cl_addressing_mode>() = s.addr_mode();
  86.       break;
  87.  
  88.    case CL_SAMPLER_FILTER_MODE:
  89.       buf.as_scalar<cl_filter_mode>() = s.filter_mode();
  90.       break;
  91.  
  92.    default:
  93.       throw error(CL_INVALID_VALUE);
  94.    }
  95.  
  96.    return CL_SUCCESS;
  97.  
  98. } catch (error &e) {
  99.    return e.get();
  100. }
  101.