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shadow: avoid using glClear and don't draw behind window if ignore_window

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fixes #3860
This commit is contained in:
Vaxry 2023-11-16 11:42:53 +00:00
parent 91d6be1f09
commit 28ef18a921
1 changed files with 10 additions and 3 deletions
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13
src/render/decorations/CHyprDropShadowDecoration.cpp
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@ -126,12 +126,17 @@ void CHyprDropShadowDecoration::draw(CMonitor* pMonitor, float a, const Vector2D
if (windowBox.width < 1 || windowBox.height < 1)
return; // prevent assert failed
CRegion saveDamage = g_pHyprOpenGL->m_RenderData.damage;
g_pHyprOpenGL->m_RenderData.damage = fullBox;
g_pHyprOpenGL->m_RenderData.damage.subtract(windowBox.expand(-ROUNDING * pMonitor->scale)).intersect(saveDamage);
alphaFB.bind();
// build the matte
// 10-bit formats have dogshit alpha channels, so we have to use the matte to its fullest.
// first, clear with black (fully transparent)
g_pHyprOpenGL->clear(CColor(0, 0, 0, 1));
// first, clear region of interest with black (fully transparent)
g_pHyprOpenGL->renderRect(&fullBox, CColor(0, 0, 0, 1), 0);
// render white shadow with the alpha of the shadow color (otherwise we clear with alpha later and shit it to 2 bit)
g_pHyprOpenGL->renderRoundedShadow(&fullBox, ROUNDING * pMonitor->scale, *PSHADOWSIZE * pMonitor->scale, CColor(1, 1, 1, m_pWindow->m_cRealShadowColor.col().a), a);
@ -142,7 +147,7 @@ void CHyprDropShadowDecoration::draw(CMonitor* pMonitor, float a, const Vector2D
alphaSwapFB.bind();
// alpha swap just has the shadow color. It will be the "texture" to render.
g_pHyprOpenGL->clear(m_pWindow->m_cRealShadowColor.col().stripA());
g_pHyprOpenGL->renderRect(&fullBox, m_pWindow->m_cRealShadowColor.col().stripA(), 0);
LASTFB->bind();
@ -150,6 +155,8 @@ void CHyprDropShadowDecoration::draw(CMonitor* pMonitor, float a, const Vector2D
g_pHyprOpenGL->setMonitorTransformEnabled(false);
g_pHyprOpenGL->renderTextureMatte(alphaSwapFB.m_cTex, &monbox, alphaFB);
g_pHyprOpenGL->setMonitorTransformEnabled(true);
g_pHyprOpenGL->m_RenderData.damage = saveDamage;
} else {
g_pHyprOpenGL->renderRoundedShadow(&fullBox, ROUNDING * pMonitor->scale, *PSHADOWSIZE * pMonitor->scale, a);
}