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#include "CHyprDropShadowDecoration.hpp"
#include "../../Compositor.hpp"
CHyprDropShadowDecoration::CHyprDropShadowDecoration(CWindow* 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
wlr_box 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) {
damageEntire();
const auto PWORKSPACE = g_pCompositor->getWorkspaceByID(pWindow->m_iWorkspaceID);
const auto WORKSPACEOFFSET = PWORKSPACE ? 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();
}
}
void CHyprDropShadowDecoration::draw(SMonitor* pMonitor, float a) {
if (!g_pCompositor->windowValidMapped(m_pWindow))
return;
if (m_pWindow->m_cRealShadowColor.col() == CColor(0, 0, 0, 0))
return; // don't draw invisible shadows
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 PROUNDING = &g_pConfigManager->getConfigValuePtr("decoration:rounding")->intValue;
static auto *const PSHADOWIGNOREWINDOW = &g_pConfigManager->getConfigValuePtr("decoration:shadow_ignore_window")->intValue;
static auto *const PSHADOWOFFSET = &g_pConfigManager->getConfigValuePtr("decoration:shadow_offset")->strValue;
if (*PSHADOWS != 1)
return; // disabled
// get the real offset
Vector2D offset;
try {
if (const auto SPACEPOS = PSHADOWOFFSET->find(' '); SPACEPOS != std::string::npos) {
const auto X = PSHADOWOFFSET->substr(0, SPACEPOS);
const auto Y = PSHADOWOFFSET->substr(SPACEPOS + 1);
if (isNumber(X, true) && isNumber(Y, true)) {
offset = Vector2D(std::stof(X), std::stof(Y));
}
}
} catch (std::exception& e) {
return; // cannot parse
}
// update the extents
m_seExtents = {{*PSHADOWSIZE + 2 - offset.x, *PSHADOWSIZE + 2 - offset.y}, {*PSHADOWSIZE + 2 + offset.x, *PSHADOWSIZE + 2 + offset.y}};
// draw the shadow
wlr_box fullBox = {m_vLastWindowPos.x - m_seExtents.topLeft.x + 2, m_vLastWindowPos.y - m_seExtents.topLeft.y + 2, m_vLastWindowSize.x + m_seExtents.topLeft.x + m_seExtents.bottomRight.x - 4, m_vLastWindowSize.y + m_seExtents.topLeft.y + m_seExtents.bottomRight.y - 4};
fullBox.x -= pMonitor->vecPosition.x;
fullBox.y -= pMonitor->vecPosition.y;
if (fullBox.width < 1 || fullBox.height < 1)
return; // don't draw invisible shadows
if (*PSHADOWIGNOREWINDOW) {
glClearStencil(0);
glClear(GL_STENCIL_BUFFER_BIT);
glEnable(GL_STENCIL_TEST);
glStencilFunc(GL_ALWAYS, 1, -1);
glStencilOp(GL_KEEP, GL_KEEP, GL_REPLACE);
wlr_box windowBox = {m_vLastWindowPos.x - pMonitor->vecPosition.x, m_vLastWindowPos.y - pMonitor->vecPosition.y, m_vLastWindowSize.x, m_vLastWindowSize.y};
scaleBox(&windowBox, pMonitor->scale);
if (windowBox.width < 1 || windowBox.height < 1) {
glDisable(GL_STENCIL_TEST);
return; // prevent assert failed
}
g_pHyprOpenGL->renderRect(&windowBox, CColor(0,0,0,0), *PROUNDING);
glStencilFunc(GL_NOTEQUAL, 1, -1);
glStencilOp(GL_KEEP, GL_KEEP, GL_REPLACE);
}
scaleBox(&fullBox, pMonitor->scale);
g_pHyprOpenGL->renderRoundedShadow(&fullBox, *PROUNDING, *PSHADOWSIZE, a);
if (*PSHADOWIGNOREWINDOW) {
// cleanup
glClearStencil(0);
glClear(GL_STENCIL_BUFFER_BIT);
glDisable(GL_STENCIL_TEST);
}
}
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