Add TransformFeedback related APIs to command buffer: PART I.

gpu/command_buffer/client/gles2_implementation_impl_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 65 matching lines @@
                      << GLES2Util::GetStringTextureBindTarget(target) << ", "
                      << texture << ")");
   if (IsTextureReservedId(texture)) {
     SetGLError(GL_INVALID_OPERATION, "BindTexture", "texture reserved id");
     return;
   }
   BindTextureHelper(target, texture);
   CheckGLError();
 }
 
+void GLES2Implementation::BindTransformFeedback(GLenum target,
+                                                GLuint transformfeedback) {
+  GPU_CLIENT_SINGLE_THREAD_CHECK();
+  GPU_CLIENT_LOG("[" << GetLogPrefix() << "] glBindTransformFeedback("
+                     << GLES2Util::GetStringTransformFeedbackBindTarget(target)
+                     << ", " << transformfeedback << ")");
+  helper_->BindTransformFeedback(target, transformfeedback);
+  CheckGLError();
+}
+
 void GLES2Implementation::BlendColor(GLclampf red,
                                      GLclampf green,
                                      GLclampf blue,
                                      GLclampf alpha) {
   GPU_CLIENT_SINGLE_THREAD_CHECK();
   GPU_CLIENT_LOG("[" << GetLogPrefix() << "] glBlendColor(" << red << ", "
                      << green << ", " << blue << ", " << alpha << ")");
   helper_->BlendColor(red, green, blue, alpha);
   CheckGLError();
 }
@@ skipping 354 matching lines @@
     }
   });
   if (n < 0) {
     SetGLError(GL_INVALID_VALUE, "glDeleteTextures", "n < 0");
     return;
   }
   DeleteTexturesHelper(n, textures);
   CheckGLError();
 }
 
+void GLES2Implementation::DeleteTransformFeedbacks(GLsizei n,
+                                                   const GLuint* ids) {
+  GPU_CLIENT_SINGLE_THREAD_CHECK();
+  GPU_CLIENT_LOG("[" << GetLogPrefix() << "] glDeleteTransformFeedbacks(" << n
+                     << ", " << static_cast<const void*>(ids) << ")");
+  GPU_CLIENT_LOG_CODE_BLOCK({
+    for (GLsizei i = 0; i < n; ++i) {
+      GPU_CLIENT_LOG("  " << i << ": " << ids[i]);
+    }
+  });
+  GPU_CLIENT_DCHECK_CODE_BLOCK({
+    for (GLsizei i = 0; i < n; ++i) {
+      DCHECK(ids[i] != 0);
+    }
+  });
+  if (n < 0) {
+    SetGLError(GL_INVALID_VALUE, "glDeleteTransformFeedbacks", "n < 0");
+    return;
+  }
+  DeleteTransformFeedbacksHelper(n, ids);
+  CheckGLError();
+}
+
 void GLES2Implementation::DepthFunc(GLenum func) {
   GPU_CLIENT_SINGLE_THREAD_CHECK();
   GPU_CLIENT_LOG("[" << GetLogPrefix() << "] glDepthFunc("
                      << GLES2Util::GetStringCmpFunction(func) << ")");
   helper_->DepthFunc(func);
   CheckGLError();
 }
 
 void GLES2Implementation::DepthMask(GLboolean flag) {
   GPU_CLIENT_SINGLE_THREAD_CHECK();
@@ skipping 183 matching lines @@
   if (share_group_->bind_generates_resource())
     helper_->CommandBufferHelper::Flush();
   GPU_CLIENT_LOG_CODE_BLOCK({
     for (GLsizei i = 0; i < n; ++i) {
       GPU_CLIENT_LOG("  " << i << ": " << textures[i]);
     }
   });
   CheckGLError();
 }
 
+void GLES2Implementation::GenTransformFeedbacks(GLsizei n, GLuint* ids) {
+  GPU_CLIENT_LOG("[" << GetLogPrefix() << "] glGenTransformFeedbacks(" << n
+                     << ", " << static_cast<const void*>(ids) << ")");
+  if (n < 0) {
+    SetGLError(GL_INVALID_VALUE, "glGenTransformFeedbacks", "n < 0");
+    return;
+  }
+  GPU_CLIENT_SINGLE_THREAD_CHECK();
+  GetIdHandler(id_namespaces::kTransformFeedbacks)->MakeIds(this, 0, n, ids);
+  GenTransformFeedbacksHelper(n, ids);
+  helper_->GenTransformFeedbacksImmediate(n, ids);
+  if (share_group_->bind_generates_resource())
+    helper_->CommandBufferHelper::Flush();
+  GPU_CLIENT_LOG_CODE_BLOCK({
+    for (GLsizei i = 0; i < n; ++i) {
+      GPU_CLIENT_LOG("  " << i << ": " << ids[i]);
+    }
+  });
+  CheckGLError();
+}
+
 void GLES2Implementation::GetBooleanv(GLenum pname, GLboolean* params) {
   GPU_CLIENT_SINGLE_THREAD_CHECK();
   GPU_CLIENT_VALIDATE_DESTINATION_INITALIZATION(GLboolean, params);
   GPU_CLIENT_LOG("[" << GetLogPrefix() << "] glGetBooleanv("
                      << GLES2Util::GetStringGLState(pname) << ", "
                      << static_cast<const void*>(params) << ")");
   TRACE_EVENT0("gpu", "GLES2Implementation::GetBooleanv");
   if (GetBooleanvHelper(pname, params)) {
     return;
   }
@@ skipping 638 matching lines @@
   }
   *result = 0;
   helper_->IsTexture(texture, GetResultShmId(), GetResultShmOffset());
   WaitForCmd();
   GLboolean result_value = *result != 0;
   GPU_CLIENT_LOG("returned " << result_value);
   CheckGLError();
   return result_value;
 }
 
+GLboolean GLES2Implementation::IsTransformFeedback(GLuint transformfeedback) {
+  GPU_CLIENT_SINGLE_THREAD_CHECK();
+  TRACE_EVENT0("gpu", "GLES2Implementation::IsTransformFeedback");
+  GPU_CLIENT_LOG("[" << GetLogPrefix() << "] glIsTransformFeedback("
+                     << transformfeedback << ")");
+  typedef cmds::IsTransformFeedback::Result Result;
+  Result* result = GetResultAs<Result*>();
+  if (!result) {
+    return GL_FALSE;
+  }
+  *result = 0;
+  helper_->IsTransformFeedback(transformfeedback, GetResultShmId(),
+                               GetResultShmOffset());
+  WaitForCmd();
+  GLboolean result_value = *result != 0;
+  GPU_CLIENT_LOG("returned " << result_value);
+  CheckGLError();
+  return result_value;
+}
+
 void GLES2Implementation::LineWidth(GLfloat width) {
   GPU_CLIENT_SINGLE_THREAD_CHECK();
   GPU_CLIENT_LOG("[" << GetLogPrefix() << "] glLineWidth(" << width << ")");
   helper_->LineWidth(width);
   CheckGLError();
 }
 
+void GLES2Implementation::PauseTransformFeedback() {
+  GPU_CLIENT_SINGLE_THREAD_CHECK();
+  GPU_CLIENT_LOG("[" << GetLogPrefix() << "] glPauseTransformFeedback("
+                     << ")");
+  helper_->PauseTransformFeedback();
+  CheckGLError();
+}
+
 void GLES2Implementation::PolygonOffset(GLfloat factor, GLfloat units) {
   GPU_CLIENT_SINGLE_THREAD_CHECK();
   GPU_CLIENT_LOG("[" << GetLogPrefix() << "] glPolygonOffset(" << factor << ", "
                      << units << ")");
   helper_->PolygonOffset(factor, units);
   CheckGLError();
 }
 
 void GLES2Implementation::ReadBuffer(GLenum src) {
   GPU_CLIENT_SINGLE_THREAD_CHECK();
@@ skipping 25 matching lines @@
     return;
   }
   if (height < 0) {
     SetGLError(GL_INVALID_VALUE, "glRenderbufferStorage", "height < 0");
     return;
   }
   helper_->RenderbufferStorage(target, internalformat, width, height);
   CheckGLError();
 }
 
+void GLES2Implementation::ResumeTransformFeedback() {
+  GPU_CLIENT_SINGLE_THREAD_CHECK();
+  GPU_CLIENT_LOG("[" << GetLogPrefix() << "] glResumeTransformFeedback("
+                     << ")");
+  helper_->ResumeTransformFeedback();
+  CheckGLError();
+}
+
 void GLES2Implementation::SampleCoverage(GLclampf value, GLboolean invert) {
   GPU_CLIENT_SINGLE_THREAD_CHECK();
   GPU_CLIENT_LOG("[" << GetLogPrefix() << "] glSampleCoverage(" << value << ", "
                      << GLES2Util::GetStringBool(invert) << ")");
   helper_->SampleCoverage(value, invert);
   CheckGLError();
 }
 
 void GLES2Implementation::SamplerParameterf(GLuint sampler,
                                             GLenum pname,
@@ skipping 1175 matching lines @@
     }
   });
   if (n < 0) {
     SetGLError(GL_INVALID_VALUE, "glDeleteQueriesEXT", "n < 0");
     return;
   }
   DeleteQueriesEXTHelper(n, queries);
   CheckGLError();
 }
 
+void GLES2Implementation::BeginTransformFeedback(GLenum primitivemode) {
+  GPU_CLIENT_SINGLE_THREAD_CHECK();
+  GPU_CLIENT_LOG("[" << GetLogPrefix() << "] glBeginTransformFeedback("
+                     << GLES2Util::GetStringTransformFeedbackPrimitiveMode(
+                            primitivemode) << ")");
+  helper_->BeginTransformFeedback(primitivemode);
+  CheckGLError();
+}
+
+void GLES2Implementation::EndTransformFeedback() {
+  GPU_CLIENT_SINGLE_THREAD_CHECK();
+  GPU_CLIENT_LOG("[" << GetLogPrefix() << "] glEndTransformFeedback("
+                     << ")");
+  helper_->EndTransformFeedback();
+  CheckGLError();
+}
+
 void GLES2Implementation::GenVertexArraysOES(GLsizei n, GLuint* arrays) {
   GPU_CLIENT_LOG("[" << GetLogPrefix() << "] glGenVertexArraysOES(" << n << ", "
                      << static_cast<const void*>(arrays) << ")");
   if (n < 0) {
     SetGLError(GL_INVALID_VALUE, "glGenVertexArraysOES", "n < 0");
     return;
   }
   GPU_CLIENT_SINGLE_THREAD_CHECK();
   GetIdHandler(id_namespaces::kVertexArrays)->MakeIds(this, 0, n, arrays);
   GenVertexArraysOESHelper(n, arrays);
@@ skipping 374 matching lines @@
 
 void GLES2Implementation::BlendBarrierKHR() {
   GPU_CLIENT_SINGLE_THREAD_CHECK();
   GPU_CLIENT_LOG("[" << GetLogPrefix() << "] glBlendBarrierKHR("
                      << ")");
   helper_->BlendBarrierKHR();
   CheckGLError();
 }
 
 #endif  // GPU_COMMAND_BUFFER_CLIENT_GLES2_IMPLEMENTATION_IMPL_AUTOGEN_H_