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| author | Roman Gilg <subdiff@gmail.com> | 2022-02-20 17:47:15 +0100 |
|---|---|---|
| committer | Simon Ser <contact@emersion.fr> | 2022-02-21 15:58:29 +0000 |
| commit | cff4abc5b15f2303a6e754b3e4bacd2bdef5811e (patch) | |
| tree | beed7d718b0fb78f0bbe80016323327c9989dede | |
| parent | db6661502da7c6574d94d8f94a6d0f847fe10188 (diff) | |
output: clear buffer created for test
When calling wlr_output_test an empty buffer might be created. This implicitly
changes the pending state of the output. Ensure that such a change is only
temporarily and clear such an empty buffer before returning the test result.
| -rw-r--r-- | types/output/output.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/types/output/output.c b/types/output/output.c index 0062013f..1c0241fe 100644 --- a/types/output/output.c +++ b/types/output/output.c @@ -639,6 +639,9 @@ static bool output_basic_test(struct wlr_output *output) { } bool wlr_output_test(struct wlr_output *output) { + bool had_buffer = output->pending.committed & WLR_OUTPUT_STATE_BUFFER; + bool success; + if (!output_basic_test(output)) { return false; } @@ -648,7 +651,13 @@ bool wlr_output_test(struct wlr_output *output) { if (!output->impl->test) { return true; } - return output->impl->test(output); + + success = output->impl->test(output); + + if (!had_buffer) { + output_clear_back_buffer(output); + } + return success; } bool wlr_output_commit(struct wlr_output *output) { |