Binding Graphics3D with Instance and OpenGLES2 interface.

gpu/command_buffer/build_gles2_cmd_buffer.py

 #!/usr/bin/python
 #
 # Copyright (c) 2011 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """code generator for GLES2 command buffers."""
 
 import os
 import os.path
@@ skipping 1721 matching lines @@
   'RequestExtensionCHROMIUM': {
     'type': 'Custom',
     'impl_func': False,
     'immediate': False,
     'cmd_args': 'uint32 bucket_id',
     'extension': True,
     'chromium': True,
   },
   'SetLatchCHROMIUM': {
     'type': 'Custom',
+    'extension': True,
+    'chromium': True,
   },
   'WaitLatchCHROMIUM': {
     'type': 'Custom',
+    'extension': True,
+    'chromium': True,
   },
   'RateLimitOffscreenContextCHROMIUM': {
     'gen_cmd': False,
     'extension': True,
     'chromium': True,
   },
 }
 
 
 def SplitWords(input_string):
@@ skipping 3966 matching lines @@
 
     file.Close()
 
   def WritePepperGLES2Implementation(self, filename):
     """Writes the Pepper OpenGLES interface implementation."""
 
     file = CWriter(filename)
     file.Write(_LICENSE)
     file.Write(_DO_NOT_EDIT_WARNING)
 
-    file.Write("#include \"webkit/plugins/ppapi/ppb_opengles_impl.h\"\n\n")
+    file.Write("#include \"ppapi/shared_impl/opengles2_impl.h\"\n\n")
+    file.Write("#include \"gpu/command_buffer/client/gles2_implementation.h\"\n")
+    file.Write("#include \"ppapi/shared_impl/graphics_3d_impl.h\"\n")
+    file.Write("#include \"ppapi/thunk/enter.h\"\n")
+    file.Write("#include \"ppapi/thunk/ppb_context_3d_api.h\"\n\n")
 
-    file.Write("#include \"gpu/command_buffer/client/gles2_implementation.h\"\n")
-    file.Write("#include \"ppapi/c/dev/ppb_opengles_dev.h\"\n")
-    file.Write("#include \"ppapi/shared_impl/resource_object_base.h\"\n")
-    file.Write("#include \"ppapi/shared_impl/tracker_base.h\"\n")
-    file.Write("#include \"webkit/plugins/ppapi/ppb_context_3d_impl.h\"\n\n")
-
-    file.Write("using ppapi::ResourceObjectBase;\n")
-    file.Write("using ppapi::TrackerBase;\n\n")
-    file.Write("namespace webkit {\n")
     file.Write("namespace ppapi {\n\n")
     file.Write("namespace {\n\n")
 
     file.Write("gpu::gles2::GLES2Implementation* GetGLES(PP_Resource context) {\n")
-    file.Write("  ResourceObjectBase* base = TrackerBase::Get()->GetResourceAPI(context);\n")
-    file.Write("  DCHECK(base->AsPPB_Context3D_API());\n")
-    file.Write("  return static_cast<PPB_Context3D_Impl*>(base)->gles2_impl();\n")
+    file.Write("  thunk::EnterResource<thunk::PPB_Graphics3D_API> enter_g3d(context, false);\n")
+    file.Write("  if (enter_g3d.succeeded()) {\n")
+    file.Write("    return static_cast<Graphics3DImpl*>(enter_g3d.object())->gles2_impl();\n")
+    file.Write("  }\n")
+    file.Write("  else {\n")

[piman, 2011/07/18 23:04:19]

Merge 2 lines: '} else {' is the right style.

[alokp, 2011/07/19 16:32:59]

Done.

+    file.Write("    thunk::EnterResource<thunk::PPB_Context3D_API> enter_c3d(context, true);\n")
+    file.Write("    DCHECK(enter_c3d.succeeded());\n")
+    file.Write("    return enter_c3d.object()->GetGLES2Impl();\n")
+    file.Write("  }\n")
     file.Write("}\n\n")
 
     for func in self.original_functions:
       if not func.IsCoreGLFunction():
         continue
 
       original_arg = func.MakeTypedOriginalArgString("")
       context_arg = "PP_Resource context_id"
       if len(original_arg):
         arg = context_arg + ", " + original_arg
@@ skipping 10 matching lines @@
     file.Write("\nconst struct PPB_OpenGLES2_Dev ppb_opengles2 = {\n")
     file.Write("  &")
     file.Write(",\n  &".join(
       f.name for f in self.original_functions if f.IsCoreGLFunction()))
     file.Write("\n")
     file.Write("};\n\n")
 
     file.Write("}  // namespace\n")
 
     file.Write("""
-const PPB_OpenGLES2_Dev* PPB_OpenGLES_Impl::GetInterface() {
+const PPB_OpenGLES2_Dev* OpenGLES2Impl::GetInterface() {
   return &ppb_opengles2;
 }
 
 """)
     file.Write("}  // namespace ppapi\n")
-    file.Write("}  // namespace webkit\n\n")
-
-    file.Close()
-
-  def WritePepperGLES2ProxyImplementation(self, filename):
-    """Writes the Pepper OpenGLES interface implementation."""
-
-    file = CWriter(filename)
-    file.Write(_LICENSE)
-    file.Write(_DO_NOT_EDIT_WARNING)
-
-    file.Write("#include \"ppapi/proxy/ppb_opengles2_proxy.h\"\n\n")
-
-    file.Write("#include \"gpu/command_buffer/client/gles2_implementation.h\"\n")
-    file.Write("#include \"ppapi/c/pp_errors.h\"\n")
-    file.Write("#include \"ppapi/c/pp_resource.h\"\n")
-    file.Write("#include \"ppapi/c/dev/ppb_opengles_dev.h\"\n")
-    file.Write("#include \"ppapi/proxy/plugin_dispatcher.h\"\n")
-    file.Write("#include \"ppapi/proxy/plugin_resource.h\"\n")
-    file.Write("#include \"ppapi/proxy/ppb_context_3d_proxy.h\"\n")
-    file.Write("#include \"ppapi/shared_impl/resource_object_base.h\"\n")
-    file.Write("#include \"ppapi/shared_impl/tracker_base.h\"\n\n")
-
-    file.Write("namespace pp {\n")
-    file.Write("namespace proxy {\n\n")
-    file.Write("namespace {\n\n")
-    file.Write("gpu::gles2::GLES2Implementation* GetGLES(PP_Resource context) {\n")
-    file.Write("  ppapi::ResourceObjectBase* base =\n")
-    file.Write("  ppapi::TrackerBase::Get()->GetResourceAPI(context);\n")
-    file.Write("  DCHECK(base->AsPPB_Context3D_API());\n")
-    file.Write("  return static_cast<Context3D*>(base)->gles2_impl();\n")
-    file.Write("}\n\n")
-
-    for func in self.original_functions:
-      if not func.IsCoreGLFunction():
-        continue
-
-      original_arg = func.MakeTypedOriginalArgString("")
-      context_arg = "PP_Resource context_id"
-      if len(original_arg):
-        arg = context_arg + ", " + original_arg
-      else:
-        arg = context_arg
-      file.Write("%s %s(%s) {\n" % (func.return_type, func.name, arg))
-
-      return_str = "" if func.return_type == "void" else "return "
-      file.Write("  %sGetGLES(context_id)->%s(%s);\n" %
-                 (return_str, func.original_name,
-                  func.MakeOriginalArgString("")))
-      file.Write("}\n\n")
-
-    file.Write("const struct PPB_OpenGLES2_Dev opengles2_interface = {\n")
-    file.Write("  &")
-    file.Write(",\n  &".join(
-      f.name for f in self.original_functions if f.IsCoreGLFunction()))
-    file.Write("\n")
-    file.Write("};\n\n")
-
-    file.Write("""
-InterfaceProxy* CreateOpenGLES2Proxy(Dispatcher* dispatcher,
-                                     const void* target_interface) {
-  return new PPB_OpenGLES2_Proxy(dispatcher, target_interface);
-}
-
-}  // namespace
-
-PPB_OpenGLES2_Proxy::PPB_OpenGLES2_Proxy(Dispatcher* dispatcher,
-                                         const void* target_interface)
-    : InterfaceProxy(dispatcher, target_interface) {
-}
-
-PPB_OpenGLES2_Proxy::~PPB_OpenGLES2_Proxy() {
-}
-
-// static
-const InterfaceProxy::Info* PPB_OpenGLES2_Proxy::GetInfo() {
-  static const Info info = {
-    &opengles2_interface,
-    PPB_OPENGLES2_DEV_INTERFACE,
-    INTERFACE_ID_PPB_OPENGLES2,
-    false,
-    &CreateOpenGLES2Proxy,
-  };
-  return &info;
-}
-
-bool PPB_OpenGLES2_Proxy::OnMessageReceived(const IPC::Message& msg) {
-  return false;
-}
-
-""")
-    file.Write("}  // namespace proxy\n")
-    file.Write("}  // namespace pp\n")
-
     file.Close()
 
   def WriteGLES2ToPPAPIBridge(self, filename):
     """Connects GLES2 helper library to PPB_OpenGLES2 interface"""
 
     file = CWriter(filename)
     file.Write(_LICENSE)
     file.Write(_DO_NOT_EDIT_WARNING)
 
     file.Write("#include <GLES2/gl2.h>\n")
@@ skipping 109 matching lines @@
     os.chdir(options.output_dir)
 
   if options.alternate_mode == "ppapi":
     # To trigger this action, do "make ppapi_gles_bindings"
     os.chdir("ppapi");
     gen.WritePepperGLES2Interface("c/dev/ppb_opengles_dev.h")
     gen.WriteGLES2ToPPAPIBridge("lib/gl/gles2/gles2.c")
 
   elif options.alternate_mode == "chrome_ppapi":
     # To trigger this action, do "make ppapi_gles_implementation"
-    gen.WritePepperGLES2Implementation(
-        "webkit/plugins/ppapi/ppb_opengles_impl.cc")
-
-  elif options.alternate_mode == "chrome_ppapi_proxy":
-    gen.WritePepperGLES2ProxyImplementation(
-        "ppapi/proxy/ppb_opengles2_proxy.cc")
+    gen.WritePepperGLES2Implementation("ppapi/shared_impl/opengles2_impl.cc")
 
   elif options.alternate_mode == "nacl_ppapi":
     gen.WritePepperGLES2NaClProxy(
         "native_client/src/shared/ppapi_proxy/plugin_opengles.cc")
 
   else:
     os.chdir("gpu/command_buffer")
     gen.WriteCommandIds("common/gles2_cmd_ids_autogen.h")
     gen.WriteFormat("common/gles2_cmd_format_autogen.h")
     gen.WriteFormatTest("common/gles2_cmd_format_test_autogen.h")
@@ skipping 13 matching lines @@
 
     if options.generate_docs:
       gen.WriteDocs("docs/gles2_cmd_format_docs_autogen.h")
 
   if gen.errors > 0:
     print "%d errors" % gen.errors
     sys.exit(1)
 
 if __name__ == '__main__':
   main(sys.argv[1:])