diff options
| author |  Brian Osman <brianosman@google.com> | 2017-05-09 13:19:50 -0400 |
|---|---|---|
| committer |  Skia Commit-Bot <skia-commit-bot@chromium.org> | 2017-05-09 18:45:04 +0000 |
| commit | 13dddce65fd87a8175a209a49f35615735a2886a (patch) | |
| tree | 0f7d85e7ba8db0b3acc7c0ac2dccd839808856cf /src/gpu/gl | |
| parent | 3734c7d9e39cce682c5095a8f187d41223955f5c (diff) | |
Added SkImage::MakeCrossContextFromEncoded
Designed for Flutter's threading architecture, with
an eye to being useful to other clients. Under the
hood, uses a new image generator class to lazily wrap
a texture for multiple GrContexts.
Re-land of https://skia-review.googlesource.com/c/14180/
Bug: skia:
Change-Id: I3dd382640629b79b3058f18fee68d043566e43e5
Reviewed-on: https://skia-review.googlesource.com/15895
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
Diffstat (limited to 'src/gpu/gl')
| -rw-r--r-- | src/gpu/gl/GrGLGpu.cpp | 8 | ||||
| -rw-r--r-- | src/gpu/gl/GrGLGpu.h | 2 |
2 files changed, 10 insertions, 0 deletions
diff --git a/src/gpu/gl/GrGLGpu.cpp b/src/gpu/gl/GrGLGpu.cpp index e842ddc4f5..a2eabe4e46 100644 --- a/src/gpu/gl/GrGLGpu.cpp +++ b/src/gpu/gl/GrGLGpu.cpp @@ -4476,3 +4476,11 @@ void GrGLGpu::waitSemaphore(sk_sp<GrSemaphore> semaphore) { void GrGLGpu::deleteSync(GrGLsync sync) const { GL_CALL(DeleteSync(sync)); } + +sk_sp<GrSemaphore> GrGLGpu::prepareTextureForCrossContextUsage(GrTexture* texture) { + // Set up a semaphore to be signaled once the data is ready, and flush GL + sk_sp<GrSemaphore> semaphore = this->makeSemaphore(); + this->insertSemaphore(semaphore, true); + + return semaphore; +} diff --git a/src/gpu/gl/GrGLGpu.h b/src/gpu/gl/GrGLGpu.h index 04929f89fa..041ecfb5ce 100644 --- a/src/gpu/gl/GrGLGpu.h +++ b/src/gpu/gl/GrGLGpu.h @@ -149,6 +149,8 @@ public: void insertSemaphore(sk_sp<GrSemaphore> semaphore, bool flush) override; void waitSemaphore(sk_sp<GrSemaphore> semaphore) override; + sk_sp<GrSemaphore> prepareTextureForCrossContextUsage(GrTexture*) override; + void deleteSync(GrGLsync) const; private: |