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authorcamthesaxman <cameronghall@cox.net>2017-11-08 17:25:26 -0600
committercamthesaxman <cameronghall@cox.net>2017-11-08 17:25:26 -0600
commitfc11078cef11edc9deedd08c6175fb5e6628504c (patch)
tree62823b5dc1335a4d8659104dc4156713674ce757 /src/engine/rng.c
parentba06c424c974f18f9c4af85eb0ffe8adc6056941 (diff)
parent8832b766facd48c85c1b99ac6dad555f1e2aa1c7 (diff)
fix merge conflicts
Diffstat (limited to 'src/engine/rng.c')
-rw-r--r--src/engine/rng.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/src/engine/rng.c b/src/engine/rng.c
new file mode 100644
index 000000000..7d4b5600e
--- /dev/null
+++ b/src/engine/rng.c
@@ -0,0 +1,18 @@
+#include "global.h"
+#include "rng.h"
+
+// The number 1103515245 comes from the example implementation of rand and srand
+// in the ISO C standard.
+
+u32 gRngValue;
+
+u16 Random(void)
+{
+ gRngValue = 1103515245 * gRngValue + 24691;
+ return gRngValue >> 16;
+}
+
+void SeedRng(u16 seed)
+{
+ gRngValue = seed;
+}