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#include "CHyprDropShadowDecoration.hpp"
#include "../../Compositor.hpp"
CHyprDropShadowDecoration::CHyprDropShadowDecoration(CWindow* pWindow) : IHyprWindowDecoration(pWindow) {
m_pWindow = pWindow;
}
CHyprDropShadowDecoration::~CHyprDropShadowDecoration() {
updateWindow(m_pWindow);
}
SWindowDecorationExtents CHyprDropShadowDecoration::getWindowDecorationExtents() {
static auto* const PSHADOWS = &g_pConfigManager->getConfigValuePtr("decoration:drop_shadow")->intValue;
if (*PSHADOWS != 1)
return {{}, {}};
return m_seExtents;
}
eDecorationType CHyprDropShadowDecoration::getDecorationType() {
return DECORATION_SHADOW;
}
void CHyprDropShadowDecoration::damageEntire() {
static auto* const PSHADOWS = &g_pConfigManager->getConfigValuePtr("decoration:drop_shadow")->intValue;
if (*PSHADOWS != 1)
return; // disabled
CBox dm = {m_vLastWindowPos.x - m_seExtents.topLeft.x, m_vLastWindowPos.y - m_seExtents.topLeft.y, m_vLastWindowSize.x + m_seExtents.topLeft.x + m_seExtents.bottomRight.x,
m_vLastWindowSize.y + m_seExtents.topLeft.y + m_seExtents.bottomRight.y};
g_pHyprRenderer->damageBox(&dm);
}
void CHyprDropShadowDecoration::updateWindow(CWindow* pWindow) {
const auto PWORKSPACE = g_pCompositor->getWorkspaceByID(pWindow->m_iWorkspaceID);
const auto WORKSPACEOFFSET = PWORKSPACE && !pWindow->m_bPinned ? PWORKSPACE->m_vRenderOffset.vec() : Vector2D();
if (pWindow->m_vRealPosition.vec() + WORKSPACEOFFSET != m_vLastWindowPos || pWindow->m_vRealSize.vec() != m_vLastWindowSize) {
m_vLastWindowPos = pWindow->m_vRealPosition.vec() + WORKSPACEOFFSET;
m_vLastWindowSize = pWindow->m_vRealSize.vec();
damageEntire();
const auto BORDER = m_pWindow->getRealBorderSize();
// calculate extents of decos with the DECORATION_PART_OF_MAIN_WINDOW flag
SWindowDecorationExtents maxExtents;
for (auto& wd : m_pWindow->m_dWindowDecorations) {
// conveniently, this will also skip us.
if (!(wd->getDecorationFlags() & DECORATION_PART_OF_MAIN_WINDOW))
continue;
const auto EXTENTS = wd->getWindowDecorationExtents();
if (maxExtents.topLeft.x < EXTENTS.topLeft.x)
maxExtents.topLeft.x = EXTENTS.topLeft.x;
if (maxExtents.topLeft.y < EXTENTS.topLeft.y)
maxExtents.topLeft.y = EXTENTS.topLeft.y;
if (maxExtents.bottomRight.x < EXTENTS.bottomRight.x)
maxExtents.bottomRight.x = EXTENTS.bottomRight.x;
if (maxExtents.bottomRight.y < EXTENTS.bottomRight.y)
maxExtents.bottomRight.y = EXTENTS.bottomRight.y;
}
m_bLastWindowBox = {m_vLastWindowPos.x, m_vLastWindowPos.y, m_vLastWindowSize.x, m_vLastWindowSize.y};
m_eLastExtents = {{maxExtents.topLeft + Vector2D{BORDER, BORDER}}, {maxExtents.bottomRight + Vector2D{BORDER, BORDER}}};
}
}
void CHyprDropShadowDecoration::draw(CMonitor* pMonitor, float a, const Vector2D& offset) {
if (!g_pCompositor->windowValidMapped(m_pWindow))
return;
if (m_pWindow->m_cRealShadowColor.col() == CColor(0, 0, 0, 0))
return; // don't draw invisible shadows
if (!m_pWindow->m_sSpecialRenderData.decorate)
return;
if (!m_pWindow->m_sSpecialRenderData.shadow)
return;
if (m_pWindow->m_sAdditionalConfigData.forceNoShadow)
return;
static auto* const PSHADOWS = &g_pConfigManager->getConfigValuePtr("decoration:drop_shadow")->intValue;
static auto* const PSHADOWSIZE = &g_pConfigManager->getConfigValuePtr("decoration:shadow_range")->intValue;
static auto* const PSHADOWIGNOREWINDOW = &g_pConfigManager->getConfigValuePtr("decoration:shadow_ignore_window")->intValue;
static auto* const PSHADOWSCALE = &g_pConfigManager->getConfigValuePtr("decoration:shadow_scale")->floatValue;
static auto* const PSHADOWOFFSET = &g_pConfigManager->getConfigValuePtr("decoration:shadow_offset")->vecValue;
if (*PSHADOWS != 1)
return; // disabled
const auto ROUNDING = m_pWindow->rounding() + m_pWindow->getRealBorderSize();
// draw the shadow
CBox fullBox = {m_bLastWindowBox.x, m_bLastWindowBox.y, m_bLastWindowBox.width, m_bLastWindowBox.height};
fullBox.addExtents(m_eLastExtents).translate(-pMonitor->vecPosition);
fullBox.x -= *PSHADOWSIZE;
fullBox.y -= *PSHADOWSIZE;
fullBox.w += 2 * *PSHADOWSIZE;
fullBox.h += 2 * *PSHADOWSIZE;
const float SHADOWSCALE = std::clamp(*PSHADOWSCALE, 0.f, 1.f);
// scale the box in relation to the center of the box
fullBox.scaleFromCenter(SHADOWSCALE).translate(*PSHADOWOFFSET);
m_seExtents = {{m_vLastWindowPos.x - fullBox.x - pMonitor->vecPosition.x + 2, m_vLastWindowPos.y - fullBox.y - pMonitor->vecPosition.y + 2},
{fullBox.x + fullBox.width + pMonitor->vecPosition.x - m_vLastWindowPos.x - m_vLastWindowSize.x + 2,
fullBox.y + fullBox.height + pMonitor->vecPosition.y - m_vLastWindowPos.y - m_vLastWindowSize.y + 2}};
fullBox.translate(offset);
if (fullBox.width < 1 || fullBox.height < 1)
return; // don't draw invisible shadows
g_pHyprOpenGL->scissor((CBox*)nullptr);
// we'll take the liberty of using this as it should not be used rn
CFramebuffer& alphaFB = g_pHyprOpenGL->m_RenderData.pCurrentMonData->mirrorFB;
auto* LASTFB = g_pHyprOpenGL->m_RenderData.currentFB;
if (*PSHADOWIGNOREWINDOW) {
CBox windowBox = m_bLastWindowBox;
windowBox.translate(-pMonitor->vecPosition).scale(pMonitor->scale);
windowBox.round();
windowBox.addExtents(SWindowDecorationExtents{m_eLastExtents * pMonitor->scale}.floor()).round();
if (windowBox.width < 1 || windowBox.height < 1) {
return; // prevent assert failed
}
alphaFB.bind();
g_pHyprOpenGL->clear(CColor(0, 0, 0, 0));
g_pHyprOpenGL->renderRect(&windowBox, CColor(1.0, 1.0, 1.0, 1.0), ROUNDING * pMonitor->scale);
LASTFB->bind();
}
fullBox.scale(pMonitor->scale).round();
g_pHyprOpenGL->renderRoundedShadow(&fullBox, ROUNDING * pMonitor->scale, *PSHADOWSIZE * pMonitor->scale, a, &alphaFB);
}
eDecorationLayer CHyprDropShadowDecoration::getDecorationLayer() {
return DECORATION_LAYER_BOTTOM;
}
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