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[thanos] Fixed scroll-relative coordinate mapping and Y-axis flip.

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This commit is contained in:
23rd
2026-04-10 10:39:41 +03:00
parent d93e093fc7
commit b593fc7ebf
2 changed files with 3 additions and 3 deletions
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Telegram/SourceFiles/history/history_inner_widget.cpp
+1 -2
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@@ -4222,8 +4222,7 @@ void HistoryInner::captureViewForThanosEffect(
_thanosEffect->setGeometry(QRect(QPoint(), topLevel->size()));
_thanosEffect->raise();
const auto localPos = QPoint(0, screenTop + _visibleAreaTop);
const auto globalPos = mapTo(topLevel, localPos);
const auto globalPos = _scroll->mapTo(topLevel, QPoint(0, screenTop));
_thanosEffect->addItem(
std::move(image),
QRect(globalPos, QSize(viewWidth, viewHeight)));
Telegram/SourceFiles/ui/effects/thanos_effect_renderer.cpp
+2 -1
View File
@@ -343,7 +343,8 @@ void ThanosEffectRenderer::render(
}
RenderUniforms uni;
uni.rect[0] = float(item.rect.x()) / viewW;
uni.rect[1] = float(item.rect.y()) / viewH;
uni.rect[1] = (viewH - float(item.rect.y())
- float(item.rect.height())) / viewH;
uni.rect[2] = float(item.rect.width()) / viewW;
uni.rect[3] = float(item.rect.height()) / viewH;
uni.size[0] = float(item.rect.width());