mai2: segatools added

mai2hook/io4.c

@@ -0,0 +1,153 @@
+#include <windows.h>
+
+#include <assert.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "board/io4.h"
+
+#include "mai2hook/mai2-dll.h"
+
+#include "util/dprintf.h"
+
+static HRESULT mai2_io4_poll(void *ctx, struct io4_state *state);
+static uint16_t coins;
+
+static const struct io4_ops mai2_io4_ops = {
+    .poll = mai2_io4_poll,
+};
+
+HRESULT mai2_io4_hook_init(const struct io4_config *cfg)
+{
+    HRESULT hr;
+
+    assert(mai2_dll.init != NULL);
+
+    hr = io4_hook_init(cfg, &mai2_io4_ops, NULL);
+
+    if (FAILED(hr)) {
+        return hr;
+    }
+
+    return mai2_dll.init();
+}
+
+static HRESULT mai2_io4_poll(void *ctx, struct io4_state *state)
+{
+    uint8_t opbtn;
+    uint16_t player1;
+    uint16_t player2;
+    HRESULT hr;
+
+    assert(mai2_dll.poll != NULL);
+    assert(mai2_dll.get_opbtns != NULL);
+    assert(mai2_dll.get_gamebtns != NULL);
+
+    memset(state, 0, sizeof(*state));
+
+    hr = mai2_dll.poll();
+
+    if (FAILED(hr)) {
+        return hr;
+    }
+
+    opbtn = 0;
+    player1 = 0;
+    player2 = 0;
+
+    mai2_dll.get_opbtns(&opbtn);
+    mai2_dll.get_gamebtns(&player1, &player2);
+
+    if (opbtn & MAI2_IO_OPBTN_TEST) {
+        state->buttons[0] |= IO4_BUTTON_TEST;
+    }
+
+    if (opbtn & MAI2_IO_OPBTN_SERVICE) {
+        state->buttons[0] |= IO4_BUTTON_SERVICE;
+    }
+
+    if (opbtn & MAI2_IO_OPBTN_COIN) {
+        coins++;
+    }
+    state->chutes[0] = coins << 8;
+
+    // Buttons around screen are active-low, select button is active-high
+
+    // Player 1
+
+    if (!(player1 & MAI2_IO_GAMEBTN_1)) {
+        state->buttons[0] |= 1 << 2;
+    }
+
+    if (!(player1 & MAI2_IO_GAMEBTN_2)) {
+        state->buttons[0] |= 1 << 3;
+    }
+
+    if (!(player1 & MAI2_IO_GAMEBTN_3)) {
+        state->buttons[0] |= 1 << 0;
+    }
+
+    if (!(player1 & MAI2_IO_GAMEBTN_4)) {
+        state->buttons[0] |= 1 << 15;
+    }
+
+    if (!(player1 & MAI2_IO_GAMEBTN_5)) {
+        state->buttons[0] |= 1 << 14;
+    }
+
+    if (!(player1 & MAI2_IO_GAMEBTN_6)) {
+        state->buttons[0] |= 1 << 13;
+    }
+
+    if (!(player1 & MAI2_IO_GAMEBTN_7)) {
+        state->buttons[0] |= 1 << 12;
+    }
+
+    if (!(player1 & MAI2_IO_GAMEBTN_8)) {
+        state->buttons[0] |= 1 << 11;
+    }
+
+    if (player1 & MAI2_IO_GAMEBTN_SELECT) {
+        state->buttons[0] |= 1 << 1;
+    }
+
+    // Player 2
+
+    if (!(player2 & MAI2_IO_GAMEBTN_1)) {
+        state->buttons[1] |= 1 << 2;
+    }
+
+    if (!(player2 & MAI2_IO_GAMEBTN_2)) {
+        state->buttons[1] |= 1 << 3;
+    }
+
+    if (!(player2 & MAI2_IO_GAMEBTN_3)) {
+        state->buttons[1] |= 1 << 0;
+    }
+
+    if (!(player2 & MAI2_IO_GAMEBTN_4)) {
+        state->buttons[1] |= 1 << 15;
+    }
+
+    if (!(player2 & MAI2_IO_GAMEBTN_5)) {
+        state->buttons[1] |= 1 << 14;
+    }
+
+    if (!(player2 & MAI2_IO_GAMEBTN_6)) {
+        state->buttons[1] |= 1 << 13;
+    }
+
+    if (!(player2 & MAI2_IO_GAMEBTN_7)) {
+        state->buttons[1] |= 1 << 12;
+    }
+
+    if (!(player2 & MAI2_IO_GAMEBTN_8)) {
+        state->buttons[1] |= 1 << 11;
+    }
+
+    if (player2 & MAI2_IO_GAMEBTN_SELECT) {
+        state->buttons[1] |= 1 << 4;
+    }
+
+    return S_OK;
+}