FOSS/AyuGramDesktop
1
0
Fork 0
mirror of https://github.com/AyuGram/AyuGramDesktop.git synced 2026-08-06 11:52:58 +00:00
Code Issues Packages Projects Releases Wiki Activity

[thanos] Guarded zero-division on extreme aspect.

Browse Source
This commit is contained in:
23rd
2026-05-22 13:03:32 +03:00
parent 559b172ebc
commit ffbc704b94
1 changed files with 8 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files
Telegram/SourceFiles/ui/effects/thanos_effect_renderer.cpp
+8 -7
View File
@@ -544,13 +544,14 @@ ThanosEffectRenderer::AnimatingItem ThanosEffectRenderer::createAnimatingItem(
result.particleCountX = uint32_t(w);
result.particleCountY = uint32_t(h);
} else {
const auto aspectRatio = float(w) / float(h);
result.particleCountY = uint32_t(
std::sqrt(float(kMaxParticleCount) / aspectRatio));
result.particleCountX = uint32_t(
float(kMaxParticleCount) / float(result.particleCountY));
if (result.particleCountX < 1) result.particleCountX = 1;
if (result.particleCountY < 1) result.particleCountY = 1;
const auto aspectRatio = float64(w) / float64(h);
const auto maxParticles = float64(kMaxParticleCount);
result.particleCountY = std::max(
uint32_t(1),
uint32_t(std::sqrt(maxParticles / aspectRatio)));
result.particleCountX = std::max(
uint32_t(1),
uint32_t(maxParticles / float64(result.particleCountY)));
}
const auto particleCount =
result.particleCountX * result.particleCountY;