First public release of Rapier.

src/counters/ccd_counters.rs

@@ -0,0 +1,49 @@
+use crate::counters::Timer;
+use std::fmt::{Display, Formatter, Result};
+
+/// Performance counters related to continuous collision detection (CCD).
+#[derive(Default, Clone, Copy)]
+pub struct CCDCounters {
+    /// The number of substeps actually performed by the CCD resolution.
+    pub num_substeps: usize,
+    /// The total time spent for TOI computation in the CCD resolution.
+    pub toi_computation_time: Timer,
+    /// The total time spent for force computation and integration in the CCD resolution.
+    pub solver_time: Timer,
+    /// The total time spent by the broad-phase in the CCD resolution.
+    pub broad_phase_time: Timer,
+    /// The total time spent by the narrow-phase in the CCD resolution.
+    pub narrow_phase_time: Timer,
+}
+
+impl CCDCounters {
+    /// Creates a new counter initialized to zero.
+    pub fn new() -> Self {
+        CCDCounters {
+            num_substeps: 0,
+            toi_computation_time: Timer::new(),
+            solver_time: Timer::new(),
+            broad_phase_time: Timer::new(),
+            narrow_phase_time: Timer::new(),
+        }
+    }
+
+    /// Resets this counter to 0.
+    pub fn reset(&mut self) {
+        self.num_substeps = 0;
+        self.toi_computation_time.reset();
+        self.solver_time.reset();
+        self.broad_phase_time.reset();
+        self.narrow_phase_time.reset();
+    }
+}
+
+impl Display for CCDCounters {
+    fn fmt(&self, f: &mut Formatter) -> Result {
+        writeln!(f, "Number of substeps: {}", self.num_substeps)?;
+        writeln!(f, "TOI computation time: {}", self.toi_computation_time)?;
+        writeln!(f, "Constraints solver time: {}", self.solver_time)?;
+        writeln!(f, "Broad-phase time: {}", self.broad_phase_time)?;
+        writeln!(f, "Narrow-phase time: {}", self.narrow_phase_time)
+    }
+}