in practice chapter

1 files changed, 30 insertions, 0 deletions

diff --git a/in_practice/breakout/input.c b/in_practice/breakout/input.c
new file mode 100644
index 0000000..1a4b76e
--- /dev/null
+++ b/in_practice/breakout/input.c
@@ -0,0 +1,30 @@
+#include "input.h"
+
+input_t init_input(void)
+{
+	input_t input = {0};
+	return input;
+}
+
+void update_input(input_t *input)
+{
+	input->escape.last = input->escape.current;
+	input->right.last = input->right.current;
+	input->left.last = input->left.current;
+	input->space.last = input->space.current;
+}
+
+i32 key_first_press(key_state_t key)
+{
+	return (key.current && !key.last);
+}
+
+i32 key_is_pressed(key_state_t key)
+{
+	return key.current;
+}
+
+i32 key_was_pressed(key_state_t key)
+{
+	return (key.last && !key.current);
+}