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authorLibravatar kim <89579420+NyaaaWhatsUpDoc@users.noreply.github.com>2024-10-25 16:09:18 +0000
committerLibravatar GitHub <noreply@github.com>2024-10-25 16:09:18 +0000
commit51cb6cae166388110388b128953cd01c781660d8 (patch)
tree5526ecd37d1d60a3394b8a796191407c8cf093c5 /vendor/github.com/ncruces/go-sqlite3/internal/util/math.go
parent[bugfix] incorrect /api/v_/instance domain uri fields (#3477) (diff)
downloadgotosocial-51cb6cae166388110388b128953cd01c781660d8.tar.xz
update go-sqlite3 => v0.20.0 (#3483)
Diffstat (limited to 'vendor/github.com/ncruces/go-sqlite3/internal/util/math.go')
-rw-r--r--vendor/github.com/ncruces/go-sqlite3/internal/util/math.go29
1 files changed, 29 insertions, 0 deletions
diff --git a/vendor/github.com/ncruces/go-sqlite3/internal/util/math.go b/vendor/github.com/ncruces/go-sqlite3/internal/util/math.go
new file mode 100644
index 000000000..a95f73764
--- /dev/null
+++ b/vendor/github.com/ncruces/go-sqlite3/internal/util/math.go
@@ -0,0 +1,29 @@
+package util
+
+import "math"
+
+func abs(n int) int {
+ if n < 0 {
+ return -n
+ }
+ return n
+}
+
+func GCD(m, n int) int {
+ for n != 0 {
+ m, n = n, m%n
+ }
+ return abs(m)
+}
+
+func LCM(m, n int) int {
+ if n == 0 {
+ return 0
+ }
+ return abs(n) * (abs(m) / GCD(m, n))
+}
+
+// https://developer.nvidia.com/blog/lerp-faster-cuda/
+func Lerp(v0, v1, t float64) float64 {
+ return math.FMA(t, v1, math.FMA(-t, v0, v0))
+}