Magic_Game/core/transitions/FadeTransition.cpp

39 lines
657 B
C++

#include "..\e2dtransition.h"
#include "..\e2dobject.h"
e2d::FadeTransition::FadeTransition(Scene* scene, float duration)
: Transition(scene, duration)
{
}
bool e2d::FadeTransition::Init(Game * game, Scene * prev)
{
if (Transition::Init(game, prev))
{
out_layer_param_.opacity = 1;
in_layer_param_.opacity = 0;
return true;
}
return false;
}
void e2d::FadeTransition::Update()
{
Transition::Update();
if (delta_ < 0.5)
{
out_layer_param_.opacity = 1 - delta_ * 2;
in_layer_param_.opacity = 0;
}
else
{
out_layer_param_.opacity = 0;
in_layer_param_.opacity = (delta_ - 0.5f) * 2;
if (delta_ >= 1)
{
this->Stop();
}
}
}