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deferred cursors: add a max_cursor_latency for output

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This commit is contained in:
Daniel Hill 2023-08-29 23:03:35 +12:00
parent ed2cd86cee
commit a601eafb7a
2 changed files with 9 additions and 2 deletions
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2
include/wlr/types/wlr_output.h
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@ -156,6 +156,8 @@ struct wlr_output {
enum wlr_output_adaptive_sync_status adaptive_sync_status; enum wlr_output_adaptive_sync_status adaptive_sync_status;
uint32_t render_format; uint32_t render_format;
int max_cursor_latency;
bool needs_frame; bool needs_frame;
// damage for cursors and fullscreen surface, in output-local coordinates // damage for cursors and fullscreen surface, in output-local coordinates
bool frame_pending; bool frame_pending;

9
types/output/cursor.c
View file

@ -499,7 +499,12 @@ static bool output_cursor_move(struct wlr_output_cursor *cursor,
static bool output_cursor_move_should_defer(struct wlr_output_cursor *cursor, static bool output_cursor_move_should_defer(struct wlr_output_cursor *cursor,
struct timespec *now) { struct timespec *now) {
if (!cursor->max_latency int max_latency = cursor->max_latency;
if (!max_latency)
max_latency = cursor->output->max_cursor_latency;
if (!max_latency
|| !cursor->output->refresh // avoid divide by zero || !cursor->output->refresh // avoid divide by zero
|| cursor->output->adaptive_sync_status != WLR_OUTPUT_ADAPTIVE_SYNC_ENABLED) || cursor->output->adaptive_sync_status != WLR_OUTPUT_ADAPTIVE_SYNC_ENABLED)
return false; return false;
@ -508,7 +513,7 @@ static bool output_cursor_move_should_defer(struct wlr_output_cursor *cursor,
int32_t vrr_min = NSEC_PER_SEC / 30; // edid? enforce 30fps minimum for now. int32_t vrr_min = NSEC_PER_SEC / 30; // edid? enforce 30fps minimum for now.
timespec_sub(&delta, now, &cursor->last_presentation); timespec_sub(&delta, now, &cursor->last_presentation);
if (delta.tv_sec if (delta.tv_sec
|| delta.tv_nsec >= cursor->max_latency || delta.tv_nsec >= max_latency
|| delta.tv_nsec >= vrr_min) || delta.tv_nsec >= vrr_min)
return false; return false;