Merge branch 'llvmpipe-be-gone' into 'main'

gsk: Don't use gpu renderers with llvmpipe

See merge request GNOME/gtk!6890

demos/node-editor/node-editor-window.ui

@@ -10,10 +10,6 @@
         <attribute name="label" translatable="yes">_Help</attribute>
         <attribute name="action">app.help</attribute>
       </item>
-      <item>
-        <attribute name="label" translatable="yes">_Help</attribute>
-        <attribute name="action">app.help</attribute>
-      </item>
       <item>
         <attribute name="label" translatable="yes">_Inspector</attribute>
         <attribute name="action">app.inspector</attribute>

gsk/gskrenderer.c

@@ -46,6 +46,8 @@
 
 #include "gl/gskglrenderer.h"
 #include "gpu/gskvulkanrenderer.h"
+#include "gdk/gdkvulkancontextprivate.h"
+#include "gdk/gdkdisplayprivate.h"
 
 #include <graphene-gobject.h>
 #include <cairo-gobject.h>
@@ -630,16 +632,53 @@ get_renderer_for_backend (GdkSurface *surface)
   return G_TYPE_INVALID;
 }
 
+static gboolean
+gl_software_rendering (GdkSurface *surface)
+{
+  GdkDisplay *display = gdk_surface_get_display (surface);
+  GdkGLContext *context;
+
+  if (!gdk_display_prepare_gl (display, NULL))
+    return G_TYPE_INVALID;
+
+  context = gdk_display_get_gl_context (display);
+  gdk_gl_context_make_current (context);
+
+  return strstr ((const char *) glGetString (GL_RENDERER), "llvmpipe") != NULL;
+}
+
 static GType
 get_renderer_for_gl (GdkSurface *surface)
 {
+  if (gl_software_rendering (surface))
+    return G_TYPE_INVALID;
+
   return gsk_ngl_renderer_get_type ();
 }
 
+#ifdef GDK_RENDERING_VULKAN
+static gboolean
+vulkan_software_rendering (GdkSurface *surface)
+{
+  GdkDisplay *display = gdk_surface_get_display (surface);
+  VkPhysicalDeviceProperties props;
+
+  if (!gdk_display_init_vulkan (display, NULL))
+    return G_TYPE_INVALID;
+
+  vkGetPhysicalDeviceProperties (display->vk_physical_device, &props);
+
+  return props.deviceType == VK_PHYSICAL_DEVICE_TYPE_CPU;
+}
+#endif
+
 static GType
 get_renderer_for_vulkan (GdkSurface *surface)
 {
 #ifdef GDK_RENDERING_VULKAN
+  if (vulkan_software_rendering (surface))
+    return G_TYPE_INVALID;
+
   return GSK_TYPE_VULKAN_RENDERER;
 #else
   return G_TYPE_INVALID;
@@ -649,6 +688,9 @@ get_renderer_for_vulkan (GdkSurface *surface)
 static GType
 get_renderer_for_gles2 (GdkSurface *surface)
 {
+  if (gl_software_rendering (surface))
+    return G_TYPE_INVALID;
+
   return GSK_TYPE_GL_RENDERER;
 }
 

gtk/inspector/general.c

@@ -513,11 +513,12 @@ init_vulkan (GtkInspectorGeneral *gen)
       char *device_name;
       char *api_version;
       char *driver_version;
+      const char *types[] = { "other", "integrated GPU", "discrete GPU", "virtual GPU", "CPU" };
 
       vk_device = gen->display->vk_physical_device;
       vkGetPhysicalDeviceProperties (vk_device, &props);
 
-      device_name = g_strdup_printf ("%s (%d)", props.deviceName, props.deviceType);
+      device_name = g_strdup_printf ("%s (%s)", props.deviceName, types[props.deviceType]);
       api_version = g_strdup_printf ("%d.%d.%d",
                                      VK_VERSION_MAJOR (props.apiVersion),
                                      VK_VERSION_MINOR (props.apiVersion),