Created
April 3, 2023 06:33
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ディレイとリピート機能を簡単に実装できるやつ
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# include <Siv3D.hpp> // OpenSiv3D v0.6.6 | |
class Delay | |
{ | |
public: | |
constexpr Delay(Duration duration) noexcept | |
: m_duration(duration.count()) | |
{ | |
assert(duration >= 0s); | |
} | |
bool update(bool in, double d = Scene::DeltaTime()) noexcept | |
{ | |
if (in) | |
{ | |
m_time += d; | |
} | |
else | |
{ | |
m_time = 0.0; | |
} | |
return in && m_time >= m_duration; | |
} | |
private: | |
double m_duration; | |
double m_time = 0.0; | |
}; | |
struct Repeat | |
{ | |
public: | |
Repeat(Duration interval, Duration delay = 0s) | |
: m_interval(interval.count()) | |
, m_delay(delay.count()) | |
{ | |
assert(interval > 0s); | |
assert(delay >= 0s); | |
} | |
bool update(bool in, double d = Scene::DeltaTime()) noexcept | |
{ | |
if (not in) | |
{ | |
m_first = true; | |
m_delayed = false; | |
return false; | |
} | |
bool out = false; | |
if (m_first) | |
{ | |
out = true; | |
m_accumulation = 0.0; | |
m_first = false; | |
} | |
m_accumulation += d; | |
if (not m_delayed) | |
{ | |
if (m_accumulation < m_delay) | |
{ | |
return out; | |
} | |
out = true; | |
m_accumulation -= m_delay; | |
m_delayed = true; | |
} | |
double count = std::floor(m_accumulation / m_interval); | |
out |= count > 0.0; | |
m_accumulation -= count * m_interval; | |
return out; | |
} | |
private: | |
double m_interval; | |
double m_delay; | |
bool m_first = true; | |
bool m_delayed = false; | |
double m_accumulation = 0.0; | |
}; | |
void Main() | |
{ | |
Delay delay0(0s); | |
Delay delay1(1s); | |
Repeat repeat0(0.1s); | |
Repeat repeat1(0.1s, 0.5s); | |
Graphics::SetVSyncEnabled(false); | |
while (System::Update()) | |
{ | |
System::Sleep(1s / 30.0); | |
ClearPrint(); | |
bool source = MouseL.pressed(); | |
Print << U"Source:\t\t\t\t" << source; | |
Print << U"Delay(0s):\t\t\t" << delay0.update(source); | |
Print << U"Delay(1s):\t\t\t" << delay1.update(source); | |
Print << U"Repeat(0.1s):\t\t" << repeat0.update(source); | |
Print << U"Repeat(0.1s, 0.5s):\t" << repeat1.update(source); | |
} | |
} |
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