diff options
| author | Paul Olav Tvete <paul.tvete@qt.io> | 2019-08-20 10:12:53 +0200 |
|---|---|---|
| committer | Paul Olav Tvete <paul.tvete@qt.io> | 2019-08-22 15:38:08 +0200 |
| commit | 181e5382e741c290d72010da9d6d74908e7b2d8f (patch) | |
| tree | ab379acf2e0114b396f621616838a64fcc1027f2 /src/plugins/platforms/eglfs/deviceintegration | |
| parent | 8d302aea33d54d7930fc700ab44a55e058d7bfcc (diff) | |
eglfs/kms: Add drm atomic blend_op property handling
Add support for specifying the blend operation used when alpha-
blending KMS planes. Only available with atomic modesetting.
Set the environment variable QT_QPA_EGLFS_KMS_BLEND_OP to
the enum value of the 'blend_op' property.
Task-number: QTBUG-75659
Change-Id: If0ef5ba314b88adb530113b608d20fc9c027c5ec
Reviewed-by: Laszlo Agocs <laszlo.agocs@qt.io>
Diffstat (limited to 'src/plugins/platforms/eglfs/deviceintegration')
| -rw-r--r-- | src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmscreen.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmscreen.cpp b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmscreen.cpp index 09a10bcc9c..2034632fb3 100644 --- a/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmscreen.cpp +++ b/src/plugins/platforms/eglfs/deviceintegration/eglfs_kms/qeglfskmsgbmscreen.cpp @@ -331,6 +331,9 @@ void QEglFSKmsGbmScreen::flip() static int zpos = qEnvironmentVariableIntValue("QT_QPA_EGLFS_KMS_ZPOS"); if (zpos) drmModeAtomicAddProperty(request, op.eglfs_plane->id, op.eglfs_plane->zposPropertyId, zpos); + static uint blendOp = uint(qEnvironmentVariableIntValue("QT_QPA_EGLFS_KMS_BLEND_OP")); + if (blendOp) + drmModeAtomicAddProperty(request, op.eglfs_plane->id, op.eglfs_plane->blendOpPropertyId, blendOp); } #endif } else { |