1 files changed, 10 insertions, 7 deletions
diff --git a/src/esp32p4.zig b/src/esp32p4.zig
index 0d532e1e..b7725b81 100644
--- a/src/esp32p4.zig
+++ b/src/esp32p4.zig
@@ -572,10 +572,9 @@ export fn pardes_esp32p4_tick(now_ms: u64) callconv(.c) void {
             dirty = true;
         }
     }
-    if (c.animationActive()) {
-        c.update(.tick);
-        dirty = true;
-    }
+    // The core steps its own animations by this clock (`Host.now`).
+    c.advance(now_ms * std.time.ns_per_ms);
+    if (c.needs_frame) dirty = true;
 }
 
 /// How long a lone ESC waits for a second byte before it counts as the Escape key.
@@ -590,7 +589,7 @@ var esc_held_at: ?u64 = null;
 
 export fn pardes_esp32p4_wants_frame() callconv(.c) bool {
     const c = core orelse return false;
-    return dirty or c.animationActive();
+    return dirty or c.needs_frame;
 }
 
 export fn pardes_esp32p4_render() callconv(.c) u32 {
@@ -607,10 +606,14 @@ export fn pardes_esp32p4_quit() callconv(.c) bool {
 
 // ------------------------------------------------------------------------------------ the host
 
-const pardes_host: pardes.Host.VTable = .{ .present = present, .gpio_toggle = gpioToggle };
+const pardes_host: pardes.Host.VTable = .{ .now = boardNow, .present = present, .gpio_toggle = gpioToggle };
+
+fn boardNow(_: ?*anyopaque) u64 {
+    return last_now_ms * std.time.ns_per_ms;
+}
 
 /// The `Gpio` word's one seam to the board. Nothing here knows what a pad is; it forwards, and
-/// answers false when the firmware brought none, which is what puts "gpio: NoPads" on the message
+/// answers false when the firmware brought none, which is what puts "gpio: no pads" on the message
 /// row rather than a trap.
 fn gpioToggle(_: ?*anyopaque, pin: u16, was: *u8, now: *u8) bool {
     const f = host_gpio orelse return false;