add stuff

1 files changed, 34 insertions, 0 deletions

diff --git a/input/sdl.go b/input/sdl.go
new file mode 100644
index 0000000..6b88f35
--- /dev/null
+++ b/input/sdl.go
@@ -0,0 +1,34 @@
+package input
+
+import (
+	"github.com/Zyko0/go-sdl3/sdl"
+	"ponger/ecs"
+)
+
+func Poll(root ecs.IsGameObject, delta uint64) error {
+	e := Event{
+		Event: ecs.Event{
+			Delta: delta,
+		},
+	}
+	var event sdl.Event
+	for sdl.PollEvent(&event) {
+		switch event.Type {
+		case sdl.EVENT_QUIT:
+			return sdl.EndLoop
+		case sdl.EVENT_MOUSE_MOTION:
+			ev := event.MouseMotionEvent()
+			e.Which = DeviceID(ev.Which)
+			e.Dx = ev.Xrel
+			e.Dy = ev.Yrel
+		case sdl.EVENT_MOUSE_BUTTON_DOWN, sdl.EVENT_MOUSE_BUTTON_UP:
+			ev := event.MouseButtonEvent()
+			e.Which = DeviceID(ev.Which)
+			e.JustPressed = ev.Down
+			e.JustReleased = !ev.Down
+			e.IsPressed = ev.Down
+		}
+	}
+	ProcessTree(root, e)
+	return nil
+}