backends/drm: re-add KWIN_FORCE_SW_CURSOR

It was accidentally dropped
3 years ago · b2d401cddb
parent 791b0bb296
commit b2d401cddb
1 changed files with 6 additions and 0 deletions
--- a/src/backends/drm/drm_output.cpp
+++ b/src/backends/drm/drm_output.cpp
@ -92,6 +92,12 @@ static bool isCursorSpriteCompatible(const QImage *buffer, const QImage *sprite)

 void DrmOutput::updateCursor()
 {
+    static bool valid;
+    static const bool forceSoftwareCursor = qEnvironmentVariableIntValue("KWIN_FORCE_SW_CURSOR", &valid) == 1 && valid;
+    if (forceSoftwareCursor) {
+        m_setCursorSuccessful = false;
+        return;
+    }
    if (!m_pipeline->pending.crtc) {
        return;
    }