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Added overflow check for blur radius (#1847)

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* internal: added overflow check for blur radius

---------

Co-authored-by: vaxerski <43317083+vaxerski@users.noreply.github.com>
This commit is contained in:
staz 2023-03-21 19:01:24 +00:00 committed by GitHub
parent adf5d8a114
commit 5ce91bb0fd
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 3 additions and 2 deletions
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3
src/events/Monitors.cpp
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@ -241,7 +241,8 @@ void Events::listener_monitorFrame(void* owner, void* data) {
// TODO: can this be optimized?
static auto* const PBLURSIZE = &g_pConfigManager->getConfigValuePtr("decoration:blur_size")->intValue;
static auto* const PBLURPASSES = &g_pConfigManager->getConfigValuePtr("decoration:blur_passes")->intValue;
const auto BLURRADIUS = *PBLURSIZE * pow(2, *PBLURPASSES); // is this 2^pass? I don't know but it works... I think.
const auto BLURRADIUS =
*PBLURPASSES > 10 ? pow(2, 15) : std::clamp(*PBLURSIZE, (int64_t)1, (int64_t)40) * pow(2, *PBLURPASSES); // is this 2^pass? I don't know but it works... I think.
// now, prep the damage, get the extended damage region
wlr_region_expand(&damage, &damage, BLURRADIUS); // expand for proper blurring

2
src/render/OpenGL.cpp
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@ -651,7 +651,7 @@ CFramebuffer* CHyprOpenGLImpl::blurMainFramebufferWithDamage(float a, wlr_box* p
pixman_region32_copy(&damage, originalDamage);
wlr_region_transform(&damage, &damage, wlr_output_transform_invert(m_RenderData.pMonitor->transform), m_RenderData.pMonitor->vecTransformedSize.x,
m_RenderData.pMonitor->vecTransformedSize.y);
wlr_region_expand(&damage, &damage, pow(2, *PBLURPASSES) * *PBLURSIZE);
wlr_region_expand(&damage, &damage, *PBLURPASSES > 10 ? pow(2, 15) : std::clamp(*PBLURSIZE, (int64_t)1, (int64_t)40) * pow(2, *PBLURPASSES));
// helper
const auto PMIRRORFB = &m_RenderData.pCurrentMonData->mirrorFB;