| // Copyright 2023 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CC_SLIM_CONSTANTS_H_ |
| #define CC_SLIM_CONSTANTS_H_ |
| |
| #include <cstdint> |
| |
| // This file contains constants that may turn into settings in the future. |
| |
| namespace cc::slim { |
| |
| // Wait for this number of conseuctive begin frame that are not needed before |
| // stop requesting begin frames. This is to avoid situations where slim keep |
| // togging begin frame request every frame. |
| inline constexpr uint32_t kNumUnneededBeginFrameBeforeStop = 4u; |
| |
| // Max texture size using software mode. This is an arbitrary limit but is meant |
| // to be similar to the limits on max GPU texture size. |
| inline constexpr int kSoftwareMaxTextureSize = 16 * 1024; |
| |
| // Keep tracking of layer occlusion if both x and y dimensions are greater than |
| // this. |
| inline constexpr int kMinimumOcclusionTrackingDimension = 160; |
| |
| } // namespace cc::slim |
| |
| #endif // CC_SLIM_CONSTANTS_H_ |