OpenCL: Upgrade headers from version 1.1 to 3.0
The following merge request intends to upgrade the existing gegl OpenCL headers from version 1.1 to 3.0. It replaces several headers of the existing gegl OpenCL headers with 3.0 headers and updates the meson build file. It also introduces a simple header to control version of OpenCL.
Files changed:
[+/*] gegl/opencl
- Adds/Updates several OpenCL 3.0 headers.
[*] gegl/opencl/meson.build
- Updated to accomodate new headers and deletion of cl_gl_ext.
[+] gegl/opencl/gegl-cl-version.h
- Introduced to provide easy version control of OpenCL.
[-] gegl/opencl/cl_gl_ext