From 5bfe6dc703f678e6f8197ea587d798681fa21816 Mon Sep 17 00:00:00 2001
From: Vaxry <43317083+vaxerski@users.noreply.github.com>
Date: Wed, 16 Jul 2025 11:02:20 +0200
Subject: config: disable hw on mgpu nvidia by default (#11018)

---
 src/render/Renderer.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'src/render/Renderer.cpp')

diff --git a/src/render/Renderer.cpp b/src/render/Renderer.cpp
index 2865026f..e9797fbe 100644
--- a/src/render/Renderer.cpp
+++ b/src/render/Renderer.cpp
@@ -56,10 +56,12 @@ static int cursorTicker(void* data) {
 
 CHyprRenderer::CHyprRenderer() {
     if (g_pCompositor->m_aqBackend->hasSession()) {
+        size_t drmDevices = 0;
         for (auto const& dev : g_pCompositor->m_aqBackend->session->sessionDevices) {
             const auto DRMV = drmGetVersion(dev->fd);
             if (!DRMV)
                 continue;
+            drmDevices++;
             std::string name = std::string{DRMV->name, DRMV->name_len};
             std::ranges::transform(name, name.begin(), tolower);
 
@@ -71,6 +73,7 @@ CHyprRenderer::CHyprRenderer() {
 
             drmFreeVersion(DRMV);
         }
+        m_mgpu = drmDevices > 1;
     } else {
         Debug::log(LOG, "Aq backend has no session, omitting full DRM node checks");
 
@@ -2371,6 +2374,10 @@ bool CHyprRenderer::isNvidia() {
     return m_nvidia;
 }
 
+bool CHyprRenderer::isMgpu() {
+    return m_mgpu;
+}
+
 void CHyprRenderer::addWindowToRenderUnfocused(PHLWINDOW window) {
     static auto PFPS = CConfigValue<Hyprlang::INT>("misc:render_unfocused_fps");
 
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