| csmartdalton | 421a3c1 | 2016-10-04 11:08:45 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2016 Google Inc. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license that can be |
| 5 | * found in the LICENSE file. |
| 6 | */ |
| 7 | |
| 8 | #ifndef FenceSync_DEFINED |
| 9 | #define FenceSync_DEFINED |
| 10 | |
| 11 | #include "SkTypes.h" |
| 12 | |
| 13 | namespace sk_gpu_test { |
| 14 | |
| csmartdalton | 024229a | 2016-10-04 14:24:23 -0700 | [diff] [blame] | 15 | using PlatformFence = uint64_t; |
| csmartdalton | c6618dd | 2016-10-05 08:42:03 -0700 | [diff] [blame^] | 16 | static constexpr PlatformFence kInvalidFence = 0; |
| csmartdalton | 421a3c1 | 2016-10-04 11:08:45 -0700 | [diff] [blame] | 17 | |
| 18 | /* |
| 19 | * This class provides an interface to interact with fence syncs. A fence sync is an object that the |
| 20 | * client can insert into the GPU command stream, and then at any future time, wait until all |
| 21 | * commands that were issued before the fence have completed. |
| 22 | */ |
| 23 | class FenceSync { |
| 24 | public: |
| 25 | virtual PlatformFence SK_WARN_UNUSED_RESULT insertFence() const = 0; |
| 26 | virtual bool waitFence(PlatformFence) const = 0; |
| 27 | virtual void deleteFence(PlatformFence) const = 0; |
| 28 | |
| 29 | virtual ~FenceSync() {} |
| 30 | }; |
| 31 | |
| csmartdalton | c6618dd | 2016-10-05 08:42:03 -0700 | [diff] [blame^] | 32 | } // namespace sk_gpu_test |
| csmartdalton | 421a3c1 | 2016-10-04 11:08:45 -0700 | [diff] [blame] | 33 | |
| 34 | #endif |