kc3-lang/angle/src/libGLESv2/gen_proc_table.py

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• Hash : d7d42395
  Author :
  Date : 2019-05-06T13:15:35
  

  Format all of ANGLE's python code.
  
  BUG=angleproject:3421
  
  Change-Id: I1d7282ac513c046de5d8ed87f7789290780d30a6
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1595440
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  Commit-Queue: Geoff Lang <geofflang@chromium.org>
  

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• src/libGLESv2/gen_proc_table.py

• #!python
  # Copyright 2017 The ANGLE Project Authors. All rights reserved.
  # Use of this source code is governed by a BSD-style license that can be
  # found in the LICENSE file.
  #
  # gen_proc_table.py:
  #  Code generation for entry point loading tables.
  #  NOTE: don't run this script directly. Run scripts/run_code_generation.py.
  
  # TODO(jmadill): Should be part of entry point generation.
  
  import sys
  from datetime import date
  
  data_source_name = "proc_table_data.json"
  out_file_name = "proc_table_autogen.cpp"
  
  # The EGL_ANGLE_explicit_context extension is generated differently from other extensions.
  # Toggle generation here.
  support_egl_ANGLE_explicit_context = True
  
  template_cpp = """// GENERATED FILE - DO NOT EDIT.
  // Generated by {script_name} using data from {data_source_name}.
  //
  // Copyright {copyright_year} The ANGLE Project Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  //
  // getProcAddress loader table:
  //   Mapping from a string entry point name to function address.
  //
  
  #include "libGLESv2/proc_table.h"
  
  #include "libGLESv2/entry_points_egl.h"
  #include "libGLESv2/entry_points_egl_ext.h"
  #include "libGLESv2/entry_points_gles_1_0_autogen.h"
  #include "libGLESv2/entry_points_gles_2_0_autogen.h"
  #include "libGLESv2/entry_points_gles_3_0_autogen.h"
  #include "libGLESv2/entry_points_gles_3_1_autogen.h"
  #include "libGLESv2/entry_points_gles_ext_autogen.h"
  #include "platform/Platform.h"
  
  #define P(FUNC) reinterpret_cast<__eglMustCastToProperFunctionPointerType>(FUNC)
  
  namespace egl
  {{
  ProcEntry g_procTable[] = {{
  {proc_data}
  }};
  
  size_t g_numProcs = {num_procs};
  }}  // namespace egl
  """
  
  sys.path.append('../libANGLE/renderer')
  import angle_format
  
  
  def main():
  
      # auto_script parameters.
      if len(sys.argv) > 1:
          inputs = [data_source_name]
          outputs = [out_file_name]
  
          if sys.argv[1] == 'inputs':
              print ','.join(inputs)
          elif sys.argv[1] == 'outputs':
              print ','.join(outputs)
          else:
              print('Invalid script parameters')
              return 1
          return 0
  
      json_data = angle_format.load_json(data_source_name)
  
      all_functions = {}
  
      for description, functions in json_data.iteritems():
          for function in functions:
              if function.startswith("gl"):
                  all_functions[function] = "gl::" + function[2:]
                  # Special handling for EGL_ANGLE_explicit_context extension
                  if support_egl_ANGLE_explicit_context:
                      all_functions[function +
                                    "ContextANGLE"] = "gl::" + function[2:] + "ContextANGLE"
              elif function.startswith("egl"):
                  all_functions[function] = "EGL_" + function[3:]
              else:
                  all_functions[function] = function
  
      proc_data = [('    {"%s", P(%s)}' % (func, angle_func))
                   for func, angle_func in sorted(all_functions.iteritems())]
  
      with open(out_file_name, 'w') as out_file:
          output_cpp = template_cpp.format(
              script_name=sys.argv[0],
              data_source_name=data_source_name,
              copyright_year=date.today().year,
              proc_data=",\n".join(proc_data),
              num_procs=len(proc_data))
          out_file.write(output_cpp)
          out_file.close()
      return 0
  
  
  if __name__ == '__main__':
      sys.exit(main())
  

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