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| author | apatrick@chromium.org <apatrick@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2010-02-09 23:28:43 +0000 |
|---|---|---|
| committer | apatrick@chromium.org <apatrick@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2010-02-09 23:28:43 +0000 |
| commit | cd189bdbe4ad339765549b41530b59c51973d2cf (patch) | |
| tree | ebb322b7c0004526cf77f0ac44df5734015e9cab /chrome/common | |
| parent | d1015f1c5bc276109b62280694ec180e62ae909f (diff) | |
| download | chromium_src-cd189bdbe4ad339765549b41530b59c51973d2cf.zip chromium_src-cd189bdbe4ad339765549b41530b59c51973d2cf.tar.gz chromium_src-cd189bdbe4ad339765549b41530b59c51973d2cf.tar.bz2 | |
Implemented async flushes for Pepper 3D.
Added waitForProgress field to NPDeviceContext3D to select between a flush (that pushes more work to the GPU process and waits for at least some of it to have been completed) and getting the current state as quickly as possible. The previous method of checking to see if the put offset had advanced was incorrect.
TEST=trybots
BUG=none
Review URL: http://codereview.chromium.org/561058
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@38540 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'chrome/common')
| -rw-r--r-- | chrome/common/command_buffer_messages_internal.h | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/chrome/common/command_buffer_messages_internal.h b/chrome/common/command_buffer_messages_internal.h index f6fb423..0969f1c 100644 --- a/chrome/common/command_buffer_messages_internal.h +++ b/chrome/common/command_buffer_messages_internal.h @@ -13,17 +13,31 @@ IPC_BEGIN_MESSAGES(CommandBuffer) int32 /* size */, base::SharedMemoryHandle /* ring_buffer */) - // Get the current state of the command buffer, optionally reseting the - // parse error. + // Get the current state of the command buffer. IPC_SYNC_MESSAGE_ROUTED0_1(CommandBufferMsg_GetState, gpu::CommandBuffer::State /* state */) + // Get the current state of the command buffer asynchronously. State is + // returned via UpdateState message. + IPC_MESSAGE_ROUTED0(CommandBufferMsg_AsyncGetState) + // Synchronize the put and get offsets of both processes. Caller passes its - // current put offset. Current get offset is returned. + // current put offset. Current state (including get offset) is returned. IPC_SYNC_MESSAGE_ROUTED1_1(CommandBufferMsg_Flush, int32 /* put_offset */, gpu::CommandBuffer::State /* state */) + // Asynchronously synchronize the put and get offsets of both processes. + // Caller passes its current put offset. Current state (including get offset) + // is returned via an UpdateState message. + IPC_MESSAGE_ROUTED1(CommandBufferMsg_AsyncFlush, + int32 /* put_offset */) + + // Return the current state of the command buffer following a request via + // an AsyncGetState or AsyncFlush message. + IPC_MESSAGE_ROUTED1(CommandBufferMsg_UpdateState, + gpu::CommandBuffer::State /* state */) + // Create a shared memory transfer buffer. Returns an id that can be used to // identify the transfer buffer from a comment. IPC_SYNC_MESSAGE_ROUTED1_1(CommandBufferMsg_CreateTransferBuffer, |