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#include "RumbleProcessor.h"
#include "ControlScheme.h"
#include "../PreferencesCache.h"
#include "../../nCine/Application.h"
#include "../../nCine/Base/FrameTimer.h"
#include "../../nCine/Input/IInputManager.h"
using namespace nCine;
namespace Jazz2::Input
{
RumbleProcessor::RumbleProcessor()
{
}
RumbleProcessor::~RumbleProcessor()
{
CancelAllEffects();
}
void RumbleProcessor::CancelAllEffects()
{
if (_activeRumble.empty()) {
return;
}
auto& inputManager = theApplication().GetInputManager();
for (std::int32_t j = 0; j < ControlScheme::MaxConnectedGamepads; j++) {
inputManager.joystickRumble(j, 0.0f, 0.0f, 0);
inputManager.joystickRumbleTriggers(j, 0.0f, 0.0f, 0);
}
}
void RumbleProcessor::ExecuteEffect(std::int32_t joyId, const std::shared_ptr<RumbleDescription>& desc)
{
if (PreferencesCache::GamepadRumble == 0) {
return;
}
auto& inputManager = theApplication().GetInputManager();
if (!inputManager.isJoyPresent(joyId)) {
return;
}
for (auto& rumble : _activeRumble) {
if (rumble.JoyId == joyId) {
// Already playing
return;
}
}
_activeRumble.emplace_back(joyId, desc);
}
void RumbleProcessor::OnEndFrame(float timeMult)
{
if (PreferencesCache::GamepadRumble == 0) {
_activeRumble.clear();
return;
}
auto& inputManager = theApplication().GetInputManager();
if (_activeRumble.empty()) {
return;
}
for (std::int32_t j = 0; j < ControlScheme::MaxConnectedGamepads; j++) {
if (!inputManager.isJoyPresent(j)) {
// Allow rumble only for connected gamepads
for (std::size_t i = 0; i < _activeRumble.size(); i++) {
if (_activeRumble[i].JoyId == j) {
// Remove playing effects for disconnected gamepads
_activeRumble.eraseUnordered(i);
i--;
}
}
continue;
}
float gains[4] = {};
float timeLeft = 0.0f;
for (std::size_t i = 0; i < _activeRumble.size(); i++) {
auto& rumble = _activeRumble[i];
if (rumble.JoyId != j) {
continue;
}
std::size_t timelineIndex = 0;
while (timelineIndex < rumble.Desc->_timeline.size() && rumble.Desc->_timeline[timelineIndex].EndTime <= rumble.Progress) {
timelineIndex++;
}
if (timelineIndex >= rumble.Desc->_timeline.size()) {
_activeRumble.eraseUnordered(i);
i--;
continue;
}
auto& t = rumble.Desc->_timeline[timelineIndex];
gains[0] = std::max(gains[0], t.LowFrequency);
gains[1] = std::max(gains[1], t.HighFrequency);
gains[2] = std::max(gains[2], t.LeftTrigger);
gains[3] = std::max(gains[3], t.RightTrigger);
auto& last = rumble.Desc->_timeline[rumble.Desc->_timeline.size() - 1];
float tl = (last.EndTime - rumble.Progress);
timeLeft = std::max(timeLeft, tl);
rumble.Progress += timeMult;
}
if (timeLeft > 0.0f) {
std::uint32_t timeLeftMs = (std::uint32_t)(timeLeft * 1000 * FrameTimer::SecondsPerFrame);
if (timeLeftMs > 10) {
// Reduce gain if weak is selected
if (PreferencesCache::GamepadRumble == 1) {
for (auto& gain : gains) {
gain *= 0.666f;
}
}
if (gains[0] > 0.0f || gains[1] > 0.0f) {
inputManager.joystickRumble(j, gains[0], gains[1], timeLeftMs);
}
if (gains[2] > 0.0f || gains[3] > 0.0f) {
inputManager.joystickRumbleTriggers(j, gains[2], gains[3], timeLeftMs);
}
}
}
}
}
RumbleProcessor::ActiveRumble::ActiveRumble(std::int32_t joyId, std::shared_ptr<RumbleDescription> desc)
: Desc(std::move(desc)), JoyId(joyId), Progress(0.0f)
{
}
}
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