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Added deformation effect to ministars in premium settings.

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This commit is contained in:
23rd 2022-05-29 05:21:27 +03:00
parent 443d40906d
commit ea0466aaa3
1 changed files with 19 additions and 2 deletions
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21
Telegram/SourceFiles/settings/settings_premium.cpp
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@ -53,6 +53,8 @@ constexpr auto kTitleAnimationPart = 0.15;
constexpr auto kTitleAdditionalScale = 0.15;
constexpr auto kDeformationMax = 0.1;
struct Entry {
const style::icon *icon;
rpl::producer<QString> title;
@ -226,6 +228,7 @@ private:
int angle = 0;
float64 size = 0.;
float64 alpha = 0.;
float64 sinFactor = 0.;
};
struct Interval {
@ -243,6 +246,7 @@ private:
const Interval _deathTime;
const Interval _size;
const Interval _alpha;
const Interval _sinFactor;
const float64 _appearProgressTill;
const float64 _disappearProgressAfter;
@ -269,6 +273,7 @@ MiniStars::MiniStars(Fn<void()> updateCallback)
, _deathTime({ 1500, 2000 })
, _size({ 10, 20 })
, _alpha({ 40, 60 })
, _sinFactor({ 10, 190 })
, _appearProgressTill(0.2)
, _disappearProgressAfter(0.8)
, _distanceProgressStart(0.5)
@ -326,11 +331,21 @@ void MiniStars::paint(Painter &p, const QRectF &rect) {
* appearProgress
* opacity);
const auto deformResult = progress * 360;
const auto rsinDeform = float(
std::sin(ministar.sinFactor * deformResult * M_PI / 180.));
const auto deformH = 1. + kDeformationMax * rsinDeform;
const auto deformW = 1. / deformH;
const auto distanceProgress = _distanceProgressStart + progress;
const auto starSide = ministar.size * appearProgress;
const auto widthFade = (std::abs(rcos) >= std::abs(rsin));
const auto starWidth = starSide * (widthFade ? alphaProgress : 1.);
const auto starHeight = starSide * (!widthFade ? alphaProgress : 1.);
const auto starWidth = starSide
* (widthFade ? alphaProgress : 1.)
* deformW;
const auto starHeight = starSide
* (!widthFade ? alphaProgress : 1.)
* deformH;
_sprite.render(&p, QRectF(
center.x()
+ anim::interpolateF(0, end.x(), distanceProgress)
@ -357,6 +372,8 @@ void MiniStars::createStar(crl::time now) {
.angle = angle(),
.size = float64(randomInterval(_size)),
.alpha = float64(randomInterval(_alpha)) / 100.,
.sinFactor = randomInterval(_sinFactor) / 100.
* (base::RandomIndex(2) == 1 ? 1. : -1.),
};
for (auto i = 0; i < _ministars.size(); i++) {
if (ministar.birthTime > _ministars[i].deathTime) {