diff options
| -rw-r--r-- | main/draw.cpp | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/main/draw.cpp b/main/draw.cpp index 6894973e..732c9cee 100644 --- a/main/draw.cpp +++ b/main/draw.cpp @@ -199,7 +199,7 @@ void main_impl::do_update() _frame_time = _frame_time*(1-alpha) + alpha*dt; } static size_t ctr = 0; - if (dt >= 1.f/55 && dt_expected.value < 1e-1f) + if (dt >= 1.f/55 && !dt_expected.do_sleep) fm_debug("%zu frame took %.1f milliseconds", ctr++, dt*1e3f); } else @@ -239,15 +239,16 @@ void main_impl::drawEvent() swapBuffers(); redraw(); + timeline.nextFrame(); if (dt_expected.do_sleep) { constexpr float ε = 1e-3f; - const float Δt൦ = timeline.currentFrameDuration(), sleep_secs = dt_expected.value - Δt൦ - dt_expected.jitter; + const float Δt൦ = timeline.previousFrameDuration(), sleep_secs = dt_expected.value - Δt൦ - dt_expected.jitter; if (sleep_secs > ε) std::this_thread::sleep_for(std::chrono::nanoseconds((long long)(sleep_secs * 1e9f))); //fm_debug("jitter:%.1f sleep:%.0f", dt_expected.jitter*1000, sleep_secs*1000); - const float Δt = timeline.currentFrameDuration() - dt_expected.value; + const float Δt = timeline.previousFrameDuration() - dt_expected.value; constexpr float α = .1f; dt_expected.jitter = std::fmax(dt_expected.jitter + Δt * α, dt_expected.jitter * (1-α) + Δt * α); @@ -255,8 +256,6 @@ void main_impl::drawEvent() } else dt_expected.jitter = 0; - - timeline.nextFrame(); } ArrayView<const clickable> main_impl::clickable_scenery() const noexcept |