Index: mojo/gles2/gles2_context.cc |
diff --git a/mojo/gles2/gles2_context.cc b/mojo/gles2/gles2_context.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..7334c64a9e10f4b6fe023c5402c2973bbf97648b |
--- /dev/null |
+++ b/mojo/gles2/gles2_context.cc |
@@ -0,0 +1,64 @@ |
+// 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. |
+ |
+#include "mojo/gles2/gles2_context.h" |
+ |
+#include "gpu/command_buffer/client/gles2_cmd_helper.h" |
+#include "gpu/command_buffer/client/gles2_implementation.h" |
+#include "gpu/command_buffer/client/transfer_buffer.h" |
+#include "mojo/public/c/gles2/gles2.h" |
+#include "mojo/public/cpp/system/core.h" |
+ |
+namespace gles2 { |
+ |
+namespace { |
+const size_t kDefaultCommandBufferSize = 1024 * 1024; |
+const size_t kDefaultStartTransferBufferSize = 1 * 1024 * 1024; |
+const size_t kDefaultMinTransferBufferSize = 1 * 256 * 1024; |
+const size_t kDefaultMaxTransferBufferSize = 16 * 1024 * 1024; |
+} |
+ |
+GLES2Context::GLES2Context(const MojoAsyncWaiter* async_waiter, |
+ mojo::ScopedMessagePipeHandle command_buffer_handle, |
+ MojoGLES2ContextLost lost_callback, |
+ void* closure) |
+ : command_buffer_(this, async_waiter, command_buffer_handle.Pass()), |
+ lost_callback_(lost_callback), |
+ closure_(closure) { |
+} |
+ |
+GLES2Context::~GLES2Context() {} |
+ |
+bool GLES2Context::Initialize() { |
+ if (!command_buffer_.Initialize()) |
+ return false; |
+ gles2_helper_.reset(new gpu::gles2::GLES2CmdHelper(&command_buffer_)); |
+ if (!gles2_helper_->Initialize(kDefaultCommandBufferSize)) |
+ return false; |
+ gles2_helper_->SetAutomaticFlushes(false); |
+ transfer_buffer_.reset(new gpu::TransferBuffer(gles2_helper_.get())); |
+ gpu::Capabilities capabilities = command_buffer_.GetCapabilities(); |
+ bool bind_generates_resource = |
+ !!capabilities.bind_generates_resource_chromium; |
+ // TODO(piman): Some contexts (such as compositor) want this to be true, so |
+ // this needs to be a public parameter. |
+ bool lose_context_when_out_of_memory = false; |
+ bool support_client_side_arrays = false; |
+ implementation_.reset( |
+ new gpu::gles2::GLES2Implementation(gles2_helper_.get(), |
+ NULL, |
+ transfer_buffer_.get(), |
+ bind_generates_resource, |
+ lose_context_when_out_of_memory, |
+ support_client_side_arrays, |
+ &command_buffer_)); |
+ return implementation_->Initialize(kDefaultStartTransferBufferSize, |
+ kDefaultMinTransferBufferSize, |
+ kDefaultMaxTransferBufferSize, |
+ gpu::gles2::GLES2Implementation::kNoLimit); |
+} |
+ |
+void GLES2Context::ContextLost() { lost_callback_(closure_); } |
+ |
+} // namespace gles2 |