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  1. /*******************************************************************************
  2.  * Copyright (c) 2008-2010 The Khronos Group Inc.
  3.  *
  4.  * Permission is hereby granted, free of charge, to any person obtaining a
  5.  * copy of this software and/or associated documentation files (the
  6.  * "Materials"), to deal in the Materials without restriction, including
  7.  * without limitation the rights to use, copy, modify, merge, publish,
  8.  * distribute, sublicense, and/or sell copies of the Materials, and to
  9.  * permit persons to whom the Materials are furnished to do so, subject to
  10.  * the following conditions:
  11.  *
  12.  * The above copyright notice and this permission notice shall be included
  13.  * in all copies or substantial portions of the Materials.
  14.  *
  15.  * THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  16.  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  17.  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
  18.  * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
  19.  * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  20.  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  21.  * MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
  22.  ******************************************************************************/
  23.  
  24. #ifndef __OPENCL_CL_EGL_H
  25. #define __OPENCL_CL_EGL_H
  26.  
  27. #ifdef __APPLE__
  28.  
  29. #else
  30. #include <CL/cl.h>
  31. #include <EGL/egl.h>
  32. #include <EGL/eglext.h>
  33. #endif  
  34.  
  35. #ifdef __cplusplus
  36. extern "C" {
  37. #endif
  38.  
  39.  
  40. /* Command type for events created with clEnqueueAcquireEGLObjectsKHR */
  41. #define CL_COMMAND_EGL_FENCE_SYNC_OBJECT_KHR  0x202F
  42. #define CL_COMMAND_ACQUIRE_EGL_OBJECTS_KHR    0x202D
  43. #define CL_COMMAND_RELEASE_EGL_OBJECTS_KHR    0x202E
  44.  
  45. /* Error type for clCreateFromEGLImageKHR */
  46. #define CL_INVALID_EGL_OBJECT_KHR             -1093
  47. #define CL_EGL_RESOURCE_NOT_ACQUIRED_KHR      -1092
  48.  
  49. /* CLeglImageKHR is an opaque handle to an EGLImage */
  50. typedef void* CLeglImageKHR;
  51.  
  52. /* CLeglDisplayKHR is an opaque handle to an EGLDisplay */
  53. typedef void* CLeglDisplayKHR;
  54.  
  55. /* CLeglSyncKHR is an opaque handle to an EGLSync object */
  56. typedef void* CLeglSyncKHR;
  57.  
  58. /* properties passed to clCreateFromEGLImageKHR */
  59. typedef intptr_t cl_egl_image_properties_khr;
  60.  
  61.  
  62. #define cl_khr_egl_image 1
  63.  
  64. extern CL_API_ENTRY cl_mem CL_API_CALL
  65. clCreateFromEGLImageKHR(cl_context                  /* context */,
  66.                         CLeglDisplayKHR             /* egldisplay */,
  67.                         CLeglImageKHR               /* eglimage */,
  68.                         cl_mem_flags                /* flags */,
  69.                         const cl_egl_image_properties_khr * /* properties */,
  70.                         cl_int *                    /* errcode_ret */) CL_API_SUFFIX__VERSION_1_0;
  71.  
  72. typedef CL_API_ENTRY cl_mem (CL_API_CALL *clCreateFromEGLImageKHR_fn)(
  73.         cl_context                  context,
  74.         CLeglDisplayKHR             egldisplay,
  75.         CLeglImageKHR               eglimage,
  76.         cl_mem_flags                flags,
  77.         const cl_egl_image_properties_khr * properties,
  78.         cl_int *                    errcode_ret);
  79.  
  80.  
  81. extern CL_API_ENTRY cl_int CL_API_CALL
  82. clEnqueueAcquireEGLObjectsKHR(cl_command_queue /* command_queue */,
  83.                               cl_uint          /* num_objects */,
  84.                               const cl_mem *   /* mem_objects */,
  85.                               cl_uint          /* num_events_in_wait_list */,
  86.                               const cl_event * /* event_wait_list */,
  87.                               cl_event *       /* event */) CL_API_SUFFIX__VERSION_1_0;
  88.  
  89. typedef CL_API_ENTRY cl_int (CL_API_CALL *clEnqueueAcquireEGLObjectsKHR_fn)(
  90.         cl_command_queue command_queue,
  91.         cl_uint          num_objects,
  92.         const cl_mem *   mem_objects,
  93.         cl_uint          num_events_in_wait_list,
  94.         const cl_event * event_wait_list,
  95.         cl_event *       event);
  96.  
  97.  
  98. extern CL_API_ENTRY cl_int CL_API_CALL
  99. clEnqueueReleaseEGLObjectsKHR(cl_command_queue /* command_queue */,
  100.                               cl_uint          /* num_objects */,
  101.                               const cl_mem *   /* mem_objects */,
  102.                               cl_uint          /* num_events_in_wait_list */,
  103.                               const cl_event * /* event_wait_list */,
  104.                               cl_event *       /* event */) CL_API_SUFFIX__VERSION_1_0;
  105.  
  106. typedef CL_API_ENTRY cl_int (CL_API_CALL *clEnqueueReleaseEGLObjectsKHR_fn)(
  107.         cl_command_queue command_queue,
  108.         cl_uint          num_objects,
  109.         const cl_mem *   mem_objects,
  110.         cl_uint          num_events_in_wait_list,
  111.         const cl_event * event_wait_list,
  112.         cl_event *       event);
  113.  
  114.  
  115. #define cl_khr_egl_event 1
  116.  
  117. extern CL_API_ENTRY cl_event CL_API_CALL
  118. clCreateEventFromEGLSyncKHR(cl_context      /* context */,
  119.                             CLeglSyncKHR    /* sync */,
  120.                             CLeglDisplayKHR /* display */,
  121.                             cl_int *        /* errcode_ret */) CL_API_SUFFIX__VERSION_1_0;
  122.  
  123. typedef CL_API_ENTRY cl_event (CL_API_CALL *clCreateEventFromEGLSyncKHR_fn)(
  124.         cl_context      context,
  125.         CLeglSyncKHR    sync,
  126.         CLeglDisplayKHR display,
  127.         cl_int *        errcode_ret);
  128.  
  129. #ifdef __cplusplus
  130. }
  131. #endif
  132.  
  133. #endif /* __OPENCL_CL_EGL_H */
  134.