Add Sync related APIs to GPU command buffer: Part I

gpu/command_buffer/service/gles2_cmd_decoder_autogen.h

 // Copyright 2014 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.
 
 // This file is auto-generated from
 // gpu/command_buffer/build_gles2_cmd_buffer.py
 // It's formatted by clang-format using chromium coding style:
 //    clang-format -i -style=chromium filename
 // DO NOT EDIT!
 
@@ skipping 685 matching lines @@
   DoCopyTexSubImage2D(target, level, xoffset, yoffset, x, y, width, height);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleCreateProgram(uint32_t immediate_data_size,
                                                    const void* cmd_data) {
   const gles2::cmds::CreateProgram& c =
       *static_cast<const gles2::cmds::CreateProgram*>(cmd_data);
   (void)c;
   uint32_t client_id = c.client_id;
-  if (!CreateProgramHelper(client_id)) {
+  if (GetProgram(client_id)) {
     return error::kInvalidArguments;
   }
+  GLuint service_id = glCreateProgram();
+  if (service_id) {
+    CreateProgram(client_id, service_id);
+  }
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleCreateShader(uint32_t immediate_data_size,
                                                   const void* cmd_data) {
   const gles2::cmds::CreateShader& c =
       *static_cast<const gles2::cmds::CreateShader*>(cmd_data);
   (void)c;
   GLenum type = static_cast<GLenum>(c.type);
   if (!validators_->shader_type.IsValid(type)) {
     LOCAL_SET_GL_ERROR_INVALID_ENUM("glCreateShader", type, "type");
     return error::kNoError;
   }
   uint32_t client_id = c.client_id;
-  if (!CreateShaderHelper(type, client_id)) {
+  if (GetShader(client_id)) {
     return error::kInvalidArguments;
   }
+  GLuint service_id = glCreateShader(type);
+  if (service_id) {
+    CreateShader(client_id, service_id, type);
+  }
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleCullFace(uint32_t immediate_data_size,
                                               const void* cmd_data) {
   const gles2::cmds::CullFace& c =
       *static_cast<const gles2::cmds::CullFace*>(cmd_data);
   (void)c;
   GLenum mode = static_cast<GLenum>(c.mode);
   if (!validators_->face_type.IsValid(mode)) {
@@ skipping 88 matching lines @@
   for (GLsizei ii = 0; ii < n; ++ii) {
     GLuint service_id = 0;
     if (group_->GetSamplerServiceId(samplers[ii], &service_id)) {
       glDeleteSamplers(1, &service_id);
       group_->RemoveSamplerId(samplers[ii]);
     }
   }
   return error::kNoError;
 }
 
+error::Error GLES2DecoderImpl::HandleDeleteSync(uint32_t immediate_data_size,
+                                                const void* cmd_data) {
+  if (!unsafe_es3_apis_enabled())
+    return error::kUnknownCommand;
+  const gles2::cmds::DeleteSync& c =
+      *static_cast<const gles2::cmds::DeleteSync*>(cmd_data);
+  (void)c;
+  GLuint sync = c.sync;
+  GLsync service_id = 0;
+  if (group_->GetSyncServiceId(sync, &service_id)) {
+    glDeleteSync(service_id);
+    group_->RemoveSyncId(sync);
+  } else {
+    LOCAL_SET_GL_ERROR(GL_INVALID_VALUE, "glDeleteSync", "unknown sync");
+  }
+  return error::kNoError;
+}
+
 error::Error GLES2DecoderImpl::HandleDeleteTexturesImmediate(
     uint32_t immediate_data_size,
     const void* cmd_data) {
   const gles2::cmds::DeleteTexturesImmediate& c =
       *static_cast<const gles2::cmds::DeleteTexturesImmediate*>(cmd_data);
   (void)c;
   GLsizei n = static_cast<GLsizei>(c.n);
   uint32_t data_size;
   if (!SafeMultiplyUint32(n, sizeof(GLuint), &data_size)) {
     return error::kOutOfBounds;
@@ skipping 131 matching lines @@
     uint32_t immediate_data_size,
     const void* cmd_data) {
   const gles2::cmds::EnableVertexAttribArray& c =
       *static_cast<const gles2::cmds::EnableVertexAttribArray*>(cmd_data);
   (void)c;
   GLuint index = static_cast<GLuint>(c.index);
   DoEnableVertexAttribArray(index);
   return error::kNoError;
 }
 
+error::Error GLES2DecoderImpl::HandleFenceSync(uint32_t immediate_data_size,
+                                               const void* cmd_data) {
+  if (!unsafe_es3_apis_enabled())
+    return error::kUnknownCommand;
+  const gles2::cmds::FenceSync& c =
+      *static_cast<const gles2::cmds::FenceSync*>(cmd_data);
+  (void)c;
+  GLenum condition = static_cast<GLenum>(c.condition);
+  GLbitfield flags = static_cast<GLbitfield>(c.flags);
+  uint32_t client_id = c.client_id;
+  GLsync service_id = 0;
+  if (group_->GetSyncServiceId(client_id, &service_id)) {
+    return error::kInvalidArguments;
+  }
+  service_id = glFenceSync(condition, flags);
+  if (service_id) {
+    group_->AddSyncId(client_id, service_id);
+  }
+  return error::kNoError;
+}
+
 error::Error GLES2DecoderImpl::HandleFinish(uint32_t immediate_data_size,
                                             const void* cmd_data) {
   const gles2::cmds::Finish& c =
       *static_cast<const gles2::cmds::Finish*>(cmd_data);
   (void)c;
   error::Error error;
   error = WillAccessBoundFramebufferForRead();
   if (error != error::kNoError)
     return error;
   DoFinish();
@@ skipping 1042 matching lines @@
   const gles2::cmds::IsSampler& c =
       *static_cast<const gles2::cmds::IsSampler*>(cmd_data);
   (void)c;
   GLuint sampler = c.sampler;
   typedef cmds::IsSampler::Result Result;
   Result* result_dst = GetSharedMemoryAs<Result*>(
       c.result_shm_id, c.result_shm_offset, sizeof(*result_dst));
   if (!result_dst) {
     return error::kOutOfBounds;
   }
-  *result_dst = group_->GetSamplerServiceId(sampler, &sampler);
+  GLuint service_sampler = 0;
+  *result_dst = group_->GetSamplerServiceId(sampler, &service_sampler);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleIsShader(uint32_t immediate_data_size,
                                               const void* cmd_data) {
   const gles2::cmds::IsShader& c =
       *static_cast<const gles2::cmds::IsShader*>(cmd_data);
   (void)c;
   GLuint shader = c.shader;
   typedef cmds::IsShader::Result Result;
   Result* result_dst = GetSharedMemoryAs<Result*>(
       c.result_shm_id, c.result_shm_offset, sizeof(*result_dst));
   if (!result_dst) {
     return error::kOutOfBounds;
   }
   *result_dst = DoIsShader(shader);
   return error::kNoError;
 }
 
+error::Error GLES2DecoderImpl::HandleIsSync(uint32_t immediate_data_size,
+                                            const void* cmd_data) {
+  if (!unsafe_es3_apis_enabled())
+    return error::kUnknownCommand;
+  const gles2::cmds::IsSync& c =
+      *static_cast<const gles2::cmds::IsSync*>(cmd_data);
+  (void)c;
+  GLuint sync = c.sync;
+  typedef cmds::IsSync::Result Result;
+  Result* result_dst = GetSharedMemoryAs<Result*>(
+      c.result_shm_id, c.result_shm_offset, sizeof(*result_dst));
+  if (!result_dst) {
+    return error::kOutOfBounds;
+  }
+  GLsync service_sync = 0;
+  *result_dst = group_->GetSyncServiceId(sync, &service_sync);
+  return error::kNoError;
+}
+
 error::Error GLES2DecoderImpl::HandleIsTexture(uint32_t immediate_data_size,
                                                const void* cmd_data) {
   const gles2::cmds::IsTexture& c =
       *static_cast<const gles2::cmds::IsTexture*>(cmd_data);
   (void)c;
   GLuint texture = c.texture;
   typedef cmds::IsTexture::Result Result;
   Result* result_dst = GetSharedMemoryAs<Result*>(
       c.result_shm_id, c.result_shm_offset, sizeof(*result_dst));
   if (!result_dst) {
@@ skipping 11 matching lines @@
   const gles2::cmds::IsTransformFeedback& c =
       *static_cast<const gles2::cmds::IsTransformFeedback*>(cmd_data);
   (void)c;
   GLuint transformfeedback = c.transformfeedback;
   typedef cmds::IsTransformFeedback::Result Result;
   Result* result_dst = GetSharedMemoryAs<Result*>(
       c.result_shm_id, c.result_shm_offset, sizeof(*result_dst));
   if (!result_dst) {
     return error::kOutOfBounds;
   }
-  *result_dst = group_->GetTransformFeedbackServiceId(transformfeedback,
-                                                      &transformfeedback);
+  GLuint service_transformfeedback = 0;
+  *result_dst = group_->GetTransformFeedbackServiceId(
+      transformfeedback, &service_transformfeedback);
   return error::kNoError;
 }
 
 error::Error GLES2DecoderImpl::HandleLineWidth(uint32_t immediate_data_size,
                                                const void* cmd_data) {
   const gles2::cmds::LineWidth& c =
       *static_cast<const gles2::cmds::LineWidth*>(cmd_data);
   (void)c;
   GLfloat width = static_cast<GLfloat>(c.width);
   if (width <= 0.0f || base::IsNaN(width)) {
@@ skipping 2650 matching lines @@
           state_.ignore_cached_state) {
         framebuffer_state_.clear_state_dirty = true;
       }
       return false;
     default:
       NOTREACHED();
       return false;
   }
 }
 #endif  // GPU_COMMAND_BUFFER_SERVICE_GLES2_CMD_DECODER_AUTOGEN_H_