Add pikcups

WIP: only time and bonuses for now.

1 files changed, 41 insertions, 0 deletions

diff --git a/src/effect.c b/src/effect.c
new file mode 100644
index 0000000..030f223
--- /dev/null
+++ b/src/effect.c
@@ -0,0 +1,41 @@
+#include <stdint.h>
+
+#include "vga.h"
+#include "entities.h"
+
+#include "effect.h"
+
+#define MAX_FRAME 3
+
+static const Rect frames[2 * 4] =
+{
+    { 96, 16, 144, 144 },
+    { 112, 16, 144, 144 },
+    { 128, 16, 144, 144 },
+
+    /* not used */
+    { 0, 0, 144, 144 },
+    { 0, 0, 144, 144 },
+    { 0, 0, 144, 144 },
+    { 0, 0, 144, 144 },
+    { 0, 0, 144, 144 }
+};
+
+void effect_out_init(Entity *e)
+{
+    e->frames = (const Rect *)frames;
+    e->frame = 1;
+    e->delay = 0;
+    e->update = effect_out_update;
+}
+
+void effect_out_update(Entity *e)
+{
+    if (e->delay++ == WALK_DELAY - 2)
+    {
+        e->delay = 0;
+        e->frame++;
+        if (e->frame == MAX_FRAME)
+            e->used = 0;
+    }
+}