diff options
| author | Laszlo Agocs <laszlo.agocs@qt.io> | 2019-09-10 16:22:15 +0200 |
|---|---|---|
| committer | Laszlo Agocs <laszlo.agocs@qt.io> | 2019-09-12 12:39:57 +0200 |
| commit | 6f592ea300dfc69343aef1e79c7df5579909d3e9 (patch) | |
| tree | 681298543b689d6d822fc24569690abae5f47b4b /src | |
| parent | 1fbe3c23160120ab2d392ff841aa57d58a2e0063 (diff) | |
rhi: gl: Avoid crash when reading back the swapchain backbuffer
Change-Id: I9a632c06d8b9e666d99d0f135d3396d2de03f92a
Reviewed-by: Christian Strømme <christian.stromme@qt.io>
Diffstat (limited to 'src')
| -rw-r--r-- | src/gui/rhi/qrhigles2.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/gui/rhi/qrhigles2.cpp b/src/gui/rhi/qrhigles2.cpp index 0329acd350..4d91ac45bd 100644 --- a/src/gui/rhi/qrhigles2.cpp +++ b/src/gui/rhi/qrhigles2.cpp @@ -1480,7 +1480,8 @@ void QRhiGles2::enqueueResourceUpdates(QRhiCommandBuffer *cb, QRhiResourceUpdate cmd.cmd = QGles2CommandBuffer::Command::ReadPixels; cmd.args.readPixels.result = u.read.result; QGles2Texture *texD = QRHI_RES(QGles2Texture, u.read.rb.texture()); - trackedImageBarrier(cbD, texD, QGles2Texture::AccessRead); + if (texD) + trackedImageBarrier(cbD, texD, QGles2Texture::AccessRead); cmd.args.readPixels.texture = texD ? texD->texture : 0; if (texD) { cmd.args.readPixels.w = texD->m_pixelSize.width(); |