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authorDaniel Schadt <kingdread@gmx.de>2018-07-07 03:23:25 +0200
committerDaniel Schadt <kingdread@gmx.de>2018-07-07 03:23:25 +0200
commit22051473844bddb60c8c062f511fd4b1f90d48bd (patch)
tree8001a9ff97ae7d065c2e6c56cf5fe5a98d44e6b4 /src/statistics/mechanics.rs
parent4ea1d4f3e5082925874a271d14cc143ebf80912f (diff)
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base for mechanic tracking
Diffstat (limited to 'src/statistics/mechanics.rs')
-rw-r--r--src/statistics/mechanics.rs42
1 files changed, 42 insertions, 0 deletions
diff --git a/src/statistics/mechanics.rs b/src/statistics/mechanics.rs
new file mode 100644
index 0000000..5a16204
--- /dev/null
+++ b/src/statistics/mechanics.rs
@@ -0,0 +1,42 @@
+use super::gamedata::Mechanic;
+use super::math::{Monoid, RecordFunc, Semigroup};
+
+use std::fmt;
+
+#[derive(Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
+pub struct Counter(u32);
+
+impl Semigroup for Counter {
+ #[inline]
+ fn combine(&self, other: &Counter) -> Counter {
+ Counter(self.0 + other.0)
+ }
+}
+
+impl Monoid for Counter {
+ #[inline]
+ fn mempty() -> Counter {
+ Counter(0)
+ }
+}
+
+#[derive(Clone, Default)]
+pub struct MechanicLog {
+ inner: RecordFunc<u64, (&'static Mechanic, u64), Counter>,
+}
+
+impl MechanicLog {
+ pub fn increase(&mut self, time: u64, mechanic: &'static Mechanic, agent: u64) {
+ self.inner.insert(time, (mechanic, agent), Counter(1));
+ }
+
+ pub fn count<F: FnMut(&'static Mechanic, u64) -> bool>(&self, mut filter: F) -> u32 {
+ self.inner.tally_only(|(a, b)| filter(a, *b)).0
+ }
+}
+
+impl fmt::Debug for MechanicLog {
+ fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+ write!(f, "MechanicLog {{ ... }}")
+ }
+}