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TCP input injection for port 2 (set_input/press/clear_input port=2)

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Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
(cherry picked from commit 66cc81fe63)
This commit is contained in:
Matthew Stanley
2026-10-02 16:19:30 -07:00
parent e372fe2f22
commit dd64bc6611
3 changed files with 52 additions and 1 deletions
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runtime/src/main.cpp
+16
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@@ -6878,6 +6878,18 @@ static PadExtHooks pad_ext_main_hooks(void) {
return h;
}
/* TCP port-2 injection (set_input/press "port":2): a digital pad plugged
* into port 2 for as long as a test drives it, so headless runs can reach and
* play two-player modes. Applied after the normal sampling so it wins. */
static void apply_input_override_port2(int override_word) {
if (override_word < 0) return;
if (!sio_get_pad_connected(1)) {
sio_set_pad_connected(1, 1);
sio_set_pad_analog(1, 0, 0x80, 0x80, 0x80, 0x80);
}
sio_set_pad_state_slot(1, (uint16_t)override_word);
}
static void sample_pad_into_sio(int override) {
/* Selfcheck fighter mash owns P1 when enabled (headless-safe). */
if (override < 0) {
@@ -8098,12 +8110,14 @@ static NetplayVblankEpilogue sdl_vblank_present_body(void) {
/* Check debug server input override. */
int override = debug_server_get_input_override();
int override_p2 = debug_server_get_input_override_port2();
#else
/* Production: skip debug server. Still need to advance frame counter
* locally so anything else that reads it continues to work. */
extern uint64_t s_frame_count;
s_frame_count++;
int override = -1;
int override_p2 = -1;
#endif
psx_local_mouse_begin(sdl_window, local_mouse_live(override));
@@ -8299,6 +8313,7 @@ static NetplayVblankEpilogue sdl_vblank_present_body(void) {
sample_headless_pad_into_sio(override);
else
sample_pad_into_sio(override);
apply_input_override_port2(override_p2);
}
/* Offline vblank boundary: record/replay/compare (PSX_RB_SELFCHECK).
* Defer opening a window while multitap arming is still pending —
@@ -8629,6 +8644,7 @@ static NetplayVblankEpilogue sdl_vblank_present_body(void) {
SDL_PumpEvents(); // retain native timing when no policy exists
}
sample_pad_into_sio(override);
apply_input_override_port2(override_p2);
latency_ring_restamp_input();
}
}