add ty_sleep

2 files changed, 12 insertions, 2 deletions

diff --git a/dc/dc.c b/dc/dc.c
index c88937d..6285fd6 100644
--- a/dc/dc.c
+++ b/dc/dc.c
@@ -2,7 +2,7 @@
 
 #include <teensy.h>
 #include <math.h>
-#include <unistd.h>
+#include <time.h>
 
 #define QOI_IMPLEMENTATION
 #include "third/qoi.h"
@@ -80,7 +80,7 @@ int main(void)
         ty_draw_end();
         ty_tick();
 
-        usleep(1000000 / (hints.ticrate * 2));
+        ty_sleep(1000 / hints.ticrate);
     }
 
     ty_free_image(img);
diff --git a/teensy/context.c b/teensy/context.c
index 7095fe3..060254c 100644
--- a/teensy/context.c
+++ b/teensy/context.c
@@ -2,6 +2,7 @@
 #include "renderer.h"
 
 #include <math.h>
+#include <time.h>
 
 #include "platform.h"
 
@@ -49,3 +50,12 @@ int ty_tick(void)
     }
     return tics;
 }
+
+// TODO: Find a better place for this
+void ty_sleep(uint64_t ms)
+{
+        struct timespec ts;
+        ts.tv_sec = ms / 1000;
+        ts.tv_nsec = (ms % 1000) * 1000000;
+        nanosleep(&ts, NULL);
+}