gpu: Add CHROMIUM_schedule_ca_layer

gpu/command_buffer/client/gles2_implementation.cc

 // Copyright (c) 2012 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.
 
 // A class to emulate GLES2 over command buffers.
 
 #include "gpu/command_buffer/client/gles2_implementation.h"
 
 #include <GLES2/gl2.h>
 #include <GLES2/gl2ext.h>
@@ skipping 4308 matching lines @@
                                display_bounds.x(),
                                display_bounds.y(),
                                display_bounds.width(),
                                display_bounds.height(),
                                uv_rect.x(),
                                uv_rect.y(),
                                uv_rect.width(),
                                uv_rect.height());
 }
 
+void GLES2Implementation::ScheduleCALayerCHROMIUM(GLuint contents_texture_id,
+                                                  const GLfloat* contents_rect,
+                                                  GLfloat opacity,
+                                                  GLuint background_color,
+                                                  const GLfloat* bounds_size,
+                                                  const GLfloat* transform) {
+  size_t shm_size = 22 * sizeof(GLfloat);
+  ScopedTransferBufferPtr buffer(shm_size, helper_, transfer_buffer_);
+  if (!buffer.valid() || buffer.size() < shm_size) {
+    SetGLError(GL_OUT_OF_MEMORY, "GLES2::ScheduleCALayerCHROMIUM",
+               "out of memory");
+    return;
+  }
+  GLfloat* mem = static_cast<GLfloat*>(buffer.address());
+  memcpy(mem + 0, contents_rect, 4 * sizeof(GLfloat));
+  memcpy(mem + 4, bounds_size, 2 * sizeof(GLfloat));
+  memcpy(mem + 6, transform, 16 * sizeof(GLfloat));
+  helper_->ScheduleCALayerCHROMIUM(contents_texture_id, opacity,
+                                   background_color, buffer.shm_id(),
+                                   buffer.offset());
+}
+
 GLboolean GLES2Implementation::EnableFeatureCHROMIUM(
     const char* feature) {
   GPU_CLIENT_SINGLE_THREAD_CHECK();
   GPU_CLIENT_LOG("[" << GetLogPrefix() << "] glEnableFeatureCHROMIUM("
                  << feature << ")");
   TRACE_EVENT0("gpu", "GLES2::EnableFeatureCHROMIUM");
   typedef cmds::EnableFeatureCHROMIUM::Result Result;
   Result* result = GetResultAs<Result*>();
   if (!result) {
     return false;
@@ skipping 2026 matching lines @@
   CheckGLError();
 }
 
 // Include the auto-generated part of this file. We split this because it means
 // we can easily edit the non-auto generated parts right here in this file
 // instead of having to edit some template or the code generator.
 #include "gpu/command_buffer/client/gles2_implementation_impl_autogen.h"
 
 }  // namespace gles2
 }  // namespace gpu