turanszkij
48 lines
655 B
C++
48 lines
655 B
C++
#include "wiFadeManager.h"
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void wiFadeManager::Clear()
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{
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opacity = 0;
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frame = 0;
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state = FADE_FINISHED;
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color = wiColor(0, 0, 0, 1);
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}
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void wiFadeManager::Update()
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{
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if (!IsActive())
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return;
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opacity = wiMath::Lerp(0.0f, 1.0f, (float)frame / (float)targetFrames);
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if (state == FADE_IN)
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{
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frame++;
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if (frame >= targetFrames)
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{
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state = FADE_MID;
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opacity = 1.0f;
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}
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}
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else if (state == FADE_OUT)
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{
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frame--;
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if (frame <= 0)
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{
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state = FADE_FINISHED;
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opacity = 0.0f;
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}
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}
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else if (state == FADE_MID)
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{
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state = FADE_OUT;
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opacity = 1.0f;
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onFade();
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}
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else if (state == FADE_FINISHED)
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{
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opacity = 0.0f;
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}
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}
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