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46 lines
2.7 KiB
C
46 lines
2.7 KiB
C
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#ifndef Z64RUMBLE_H
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#define Z64RUMBLE_H
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#include "PR/ultratypes.h"
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typedef enum RumbleManagerState {
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/* 0 */ RUMBLEMANAGER_STATE_WIPE, // Disables the request processing and wipes every request. It can be either set manually or automatically by the system as fail-safe in case the Rumble Pak has been vibrating for 2 minutes
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/* 1 */ RUMBLEMANAGER_STATE_RUNNING, // Normal execution and updating
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/* 2 */ RUMBLEMANAGER_STATE_INITIAL // Indicates initialization and cleanup must be done before processing the rumble requests. All the old requests on are wiped on this state. Then it proceeds to RUMBLEMANAGER_STATE_RUNNING
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} RumbleManagerState;
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#define RUMBLE_REQUEST_BUFFER_SIZE 0x40
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typedef struct RumbleManager {
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/* 0x000 */ u8 rumbleEnabled[MAXCONTROLLERS];
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/* 0x004 */ u8 requestIntensities[RUMBLE_REQUEST_BUFFER_SIZE]; // seems to have two purposes: act as a priority value over the other rumble requests and to contribute to requestAccumulators on each tick
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/* 0x044 */ u8 requestDecayTimers[RUMBLE_REQUEST_BUFFER_SIZE]; // amount of ticks this request will run before requestIntensities starts decreasing
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/* 0x084 */ u8 requestDecaySteps[RUMBLE_REQUEST_BUFFER_SIZE]; // used to decrease requestIntensities by this amount each tick after requestDecayTimers runs out
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/* 0x0C4 */ u8 requestAccumulators[RUMBLE_REQUEST_BUFFER_SIZE]; // the value contained here plus requestIntensities must meet a certain threshold to start rumbling this tick
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/* 0x104 */ u8 state;
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/* 0x105 */ u8 updateEnabled; // boolean value which controls if the Update function should be run. Unlike RUMBLEMANAGER_STATE_WIPE, disabling this does not wipe the state of the requests
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/* 0x106 */ u16 rumblingDuration; // amount of "ticks" updates the Rumble Pak has been rumbling without pause. It is restarted after 5 ticks of not rumbling
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/* 0x108 */ u16 downTime; // small counter/timer used to restart rumblingDuration
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/* 0x10A */ u8 overrideIntensity; // "override" counterpart for requestIntensities
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/* 0x10B */ u8 overrideDecayTimer;
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/* 0x10C */ u8 overrideDecayStep;
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/* 0x10D */ u8 overrideAccumulator;
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} RumbleManager; // size = 0x10E
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extern RumbleManager gRumbleMgr;
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void Rumble_Override(f32 distSq, u8 sourceIntensity, u8 decayTimer, u8 decayStep);
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void Rumble_Request(f32 distSq, u8 sourceIntensity, u8 decayTimer, u8 decayStep);
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void Rumble_Init(void);
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void Rumble_Destroy(void);
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s32 Rumble_ControllerOneHasRumblePak(void);
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void Rumble_StateReset(void);
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void Rumble_StateWipeRequests(void);
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void Rumble_SetUpdateEnabled(s32 updateEnabled);
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void RumbleManager_Update(RumbleManager* rumbleMgr);
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void RumbleManager_Init(RumbleManager* rumbleMgr);
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void RumbleManager_Destroy(RumbleManager* rumbleMgr);
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#endif
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