| #!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. |
| |
| import sys |
| from datetime import date |
| import registry_xml |
| |
| out_file_name_gles = "../src/libGLESv2/proc_table_egl_autogen.cpp" |
| out_file_name_gl = "../src/libGL/proc_table_wgl_autogen.cpp" |
| |
| # The EGL_ANGLE_explicit_context extension is generated differently from other extensions. |
| # Toggle generation here. |
| # Only for GLES |
| support_egl_ANGLE_explicit_context = True |
| |
| strip_suffixes = ["ANGLE", "EXT", "KHR", "OES", "CHROMIUM", "OVR"] |
| |
| 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. |
| // |
| |
| {includes} |
| #define P(FUNC) reinterpret_cast<{cast}>(FUNC) |
| |
| namespace {namespace} |
| {{ |
| ProcEntry g_procTable[] = {{ |
| {proc_data} |
| }}; |
| |
| size_t g_numProcs = {num_procs}; |
| }} // namespace {namespace} |
| """ |
| |
| includes_gles = """#include "libGLESv2/proc_table_egl.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_3_2_autogen.h" |
| #include "libGLESv2/entry_points_gles_ext_autogen.h" |
| #include "platform/Platform.h" |
| """ |
| |
| includes_gl = """#include "libGL/proc_table_wgl.h" |
| |
| #include "libGL/entry_points_wgl.h" |
| #include "libGL/entry_points_gl_1_0_autogen.h" |
| #include "libGL/entry_points_gl_1_1_autogen.h" |
| #include "libGL/entry_points_gl_1_2_autogen.h" |
| #include "libGL/entry_points_gl_1_3_autogen.h" |
| #include "libGL/entry_points_gl_1_4_autogen.h" |
| #include "libGL/entry_points_gl_1_5_autogen.h" |
| #include "libGL/entry_points_gl_2_0_autogen.h" |
| #include "libGL/entry_points_gl_2_1_autogen.h" |
| #include "libGL/entry_points_gl_3_0_autogen.h" |
| #include "libGL/entry_points_gl_3_1_autogen.h" |
| #include "libGL/entry_points_gl_3_2_autogen.h" |
| #include "libGL/entry_points_gl_3_3_autogen.h" |
| #include "libGL/entry_points_gl_4_0_autogen.h" |
| #include "libGL/entry_points_gl_4_1_autogen.h" |
| #include "libGL/entry_points_gl_4_2_autogen.h" |
| #include "libGL/entry_points_gl_4_3_autogen.h" |
| #include "libGL/entry_points_gl_4_4_autogen.h" |
| #include "libGL/entry_points_gl_4_5_autogen.h" |
| #include "libGL/entry_points_gl_4_6_autogen.h" |
| #include "platform/Platform.h" |
| """ |
| |
| sys.path.append('../src/libANGLE/renderer') |
| import angle_format |
| |
| |
| def main(): |
| |
| # auto_script parameters. |
| if len(sys.argv) > 1: |
| inputs = [source for source in registry_xml.xml_inputs] |
| outputs = [out_file_name_gles, out_file_name_gl] |
| 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 |
| |
| glesxml = registry_xml.RegistryXML('gl.xml', 'gl_angle_ext.xml') |
| |
| for annotation in ["2_0", "3_0", "3_1", "1_0"]: |
| |
| name_prefix = "GL_ES_VERSION_" |
| if annotation[0] == '1': |
| name_prefix = "GL_VERSION_ES_CM_" |
| feature_name = "{}{}".format(name_prefix, annotation) |
| glesxml.AddCommands(feature_name, annotation) |
| |
| glesxml.AddExtensionCommands(registry_xml.supported_extensions, ['gles2', 'gles1']) |
| |
| # Also don't add GLES extension commands to libGL proc table |
| extension_commands = [] |
| for extension_name, ext_cmd_names in sorted(glesxml.ext_data.iteritems()): |
| extension_commands.extend(glesxml.ext_data[extension_name]) |
| for name in extension_commands: |
| name_no_suffix = name |
| for suffix in strip_suffixes: |
| if name_no_suffix.endswith(suffix): |
| name_no_suffix = name_no_suffix[0:-len(suffix)] |
| |
| gles_data = glesxml.all_cmd_names.get_all_commands() |
| |
| eglxml = registry_xml.RegistryXML('egl.xml', 'egl_angle_ext.xml') |
| |
| for annotation in ["1_0", "1_1", "1_2", "1_3", "1_4", "1_5"]: |
| |
| name_prefix = "EGL_VERSION_" |
| feature_name = "{}{}".format(name_prefix, annotation) |
| eglxml.AddCommands(feature_name, annotation) |
| |
| eglxml.AddExtensionCommands(registry_xml.supported_egl_extensions, ['gles2', 'gles1']) |
| |
| gles_data.extend(eglxml.all_cmd_names.get_all_commands()) |
| |
| gles_data.append("ANGLEGetDisplayPlatform") |
| gles_data.append("ANGLEResetDisplayPlatform") |
| |
| all_functions = {} |
| |
| for function in gles_data: |
| 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_gles, 'w') as out_file: |
| output_cpp = template_cpp.format( |
| script_name=sys.argv[0], |
| data_source_name="gl.xml, gl_angle_ext.xml, egl.xml, egl_angle_ext.xml", |
| copyright_year=date.today().year, |
| includes=includes_gles, |
| cast="__eglMustCastToProperFunctionPointerType", |
| namespace="egl", |
| proc_data=",\n".join(proc_data), |
| num_procs=len(proc_data)) |
| out_file.write(output_cpp) |
| out_file.close() |
| |
| # libGL proc table |
| glxml = registry_xml.RegistryXML('gl.xml') |
| |
| for annotation in [ |
| "1_0", "1_1", "1_2", "1_3", "1_4", "1_5", "2_0", "2_1", "3_0", "3_1", "3_2", "3_3", |
| "4_0", "4_1", "4_2", "4_3", "4_4", "4_5", "4_6" |
| ]: |
| |
| name_prefix = "GL_VERSION_" |
| feature_name = "{}{}".format(name_prefix, annotation) |
| glxml.AddCommands(feature_name, annotation) |
| |
| gl_data = [cmd for cmd in glxml.all_cmd_names.get_all_commands()] |
| |
| wglxml = registry_xml.RegistryXML('wgl.xml') |
| |
| for annotation in ["1_0"]: |
| |
| name_prefix = "WGL_VERSION_" |
| feature_name = "{}{}".format(name_prefix, annotation) |
| wglxml.AddCommands(feature_name, annotation) |
| |
| gl_commands = wglxml.all_cmd_names.get_all_commands() |
| gl_data.extend([cmd if cmd[:3] == 'wgl' else 'wgl' + cmd for cmd in gl_commands]) |
| |
| all_functions = {} |
| |
| for function in gl_data: |
| if function.startswith("gl"): |
| all_functions[function] = "gl::" + function[2:] |
| 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_gl, 'w') as out_file: |
| output_cpp = template_cpp.format( |
| script_name=sys.argv[0], |
| data_source_name="gl.xml, wgl.xml", |
| copyright_year=date.today().year, |
| includes=includes_gl, |
| cast="PROC", |
| namespace="wgl", |
| 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()) |
