The open source OpenXR runtime
Add environment variable 'XRT_COMP_FRAME_LAG_LOG_AS_LEVEL' which still defaults to 'U_LOGGING_WARN' to supress a frame drop message if desired.
Part-of: <https://gitlab.freedesktop.org/monado/monado/-/merge_requests/2528>
authored by
MagicCraftMaster
and committed by
Marge Bot
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src/xrt/compositor/main/comp_renderer.c
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src/xrt/compositor/main/comp_renderer.c
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#include "util/u_sink.h"
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#include "util/u_var.h"
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#include "util/u_frame_times_widget.h"
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#include "util/u_debug.h"
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#include "util/comp_render.h"
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#include "util/comp_high_level_render.h"
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#include <assert.h>
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#include <math.h>
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DEBUG_GET_ONCE_LOG_OPTION(comp_frame_lag_level, "XRT_COMP_FRAME_LAG_LOG_AS_LEVEL", U_LOGGING_WARN)
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#define LOG_FRAME_LAG(...) U_LOG_IFL(debug_get_log_option_comp_frame_lag_level(), u_log_get_global_level(), __VA_ARGS__)
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/*
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*
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desired_present_time_ns + U_TIME_1MS_IN_NS < after_ns) {
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uint64_t diff_ns = after_ns - desired_present_time_ns;
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double diff_ms_f = time_ns_to_ms_f(diff_ns);
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COMP_WARN(c, "Compositor probably missed frame by %.2fms", diff_ms_f);
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LOG_FRAME_LAG("Compositor probably missed frame by %.2fms", diff_ms_f);
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}
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}
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