Implement Rumble

2026-05-25 12:34:52 -05:00
parent bd3dd8f523
commit a499b4f032
19 changed files with 317 additions and 139 deletions
@@ -0,0 +1,74 @@
+#include "rumble.h"
+
+#include <stdio.h>
+
+#include "decomp/global_state.h"
+
+SM64RumbleCallbackFunctionPtr g_rumble_callback_func = NULL;
+
+static int16_t gShimWindow = 0;
+static int16_t gShimPulseRate = 7;
+static int16_t gShimFrameCounter = 0;
+static int16_t gShimLevel = 80;
+
+extern void queue_rumble_data_for_mario(int32_t marioId, int16_t level, int16_t time)
+{
+    if (g_rumble_callback_func)
+        g_rumble_callback_func(marioId, level, time);
+}
+
+extern void queue_rumble_data(int16_t level, int16_t time)
+{
+    int32_t marioId = -1;
+
+    if (g_state)
+        marioId = g_state->mgMarioId;
+
+    queue_rumble_data_for_mario(marioId, level, time);
+}
+
+extern void reset_rumble_timers(void)
+{
+    if (gShimWindow <= 0)
+        gShimWindow = 7;
+
+    if (gShimWindow < 4)
+        gShimWindow = 4;
+
+    gShimPulseRate = 7;
+}
+
+extern void reset_rumble_timers_2(int32_t a0)
+{
+    if (gShimWindow <= 0)
+        gShimWindow = 7;
+
+    if (gShimWindow < 4)
+        gShimWindow = 4;
+
+    if (a0 == 4) gShimPulseRate = 1;
+    if (a0 == 3) gShimPulseRate = 2;
+    if (a0 == 2) gShimPulseRate = 3;
+    if (a0 == 1) gShimPulseRate = 4;
+    if (a0 == 0) gShimPulseRate = 5;
+}
+
+extern void rumble_shim_update(void)
+{
+    if (gShimWindow <= 0)
+    {
+        gShimFrameCounter = 0;
+        return;
+    }
+
+    gShimWindow--;
+    gShimFrameCounter++;
+
+    if (gShimPulseRate <= 0)
+        return;
+
+    if ((gShimFrameCounter % gShimPulseRate) == 0)
+    {
+        queue_rumble_data(gShimLevel, 33 * 3);
+    }
+}