gdk: Export feature keys privately

Export these. They will be used in the inspector in later commits.

gdk/gdkdisplayprivate.h

@@ -51,6 +51,12 @@ typedef enum {
   GDK_VULKAN_FEATURE_SWAPCHAIN_MAINTENANCE      = 1 << 5,
 } GdkVulkanFeatures;
 
+#define GDK_VULKAN_N_FEATURES 6
+
+#ifdef GDK_RENDERING_VULKAN
+extern const GdkDebugKey gdk_vulkan_feature_keys[];
+#endif
+
 /* Tracks information about the device grab on this display */
 typedef struct
 {

gdk/gdkglcontext.c

@@ -103,7 +103,7 @@
 
 #define DEFAULT_ALLOWED_APIS GDK_GL_API_GL | GDK_GL_API_GLES
 
-static const GdkDebugKey gdk_gl_feature_keys[] = {
+const GdkDebugKey gdk_gl_feature_keys[] = {
   { "debug", GDK_GL_FEATURE_DEBUG, "GL_KHR_debug" },
   { "base-instance", GDK_GL_FEATURE_BASE_INSTANCE, "GL_ARB_base_instance" },
   { "buffer-storage", GDK_GL_FEATURE_BUFFER_STORAGE, "GL_EXT_buffer_storage" },

gdk/gdkglcontextprivate.h

@@ -24,6 +24,7 @@
 #include "gdkdrawcontextprivate.h"
 #include "gdkglversionprivate.h"
 #include "gdkdmabufprivate.h"
+#include "gdkdebugprivate.h"
 
 G_BEGIN_DECLS
 
@@ -33,6 +34,10 @@ typedef enum {
   GDK_GL_FEATURE_BUFFER_STORAGE             = 1 << 2,
 } GdkGLFeatures;
 
+#define GDK_GL_N_FEATURES 3
+
+extern const GdkDebugKey gdk_gl_feature_keys[];
+
 typedef enum {
   GDK_GL_NONE = 0,
   GDK_GL_EGL,

gdk/gdkvulkancontext.c

@@ -35,7 +35,7 @@
 #include <math.h>
 
 #ifdef GDK_RENDERING_VULKAN
-static const GdkDebugKey gdk_vulkan_feature_keys[] = {
+const GdkDebugKey gdk_vulkan_feature_keys[] = {
   { "dmabuf", GDK_VULKAN_FEATURE_DMABUF, "Never import Dmabufs" },
   { "ycbcr", GDK_VULKAN_FEATURE_YCBCR, "Do not support Ycbcr textures (also disables dmabufs)" },
   { "semaphore-export", GDK_VULKAN_FEATURE_SEMAPHORE_EXPORT, "Disable sync of exported dmabufs" },

gdk/gdkvulkancontextprivate.h

@@ -117,4 +117,3 @@ gdk_display_ref_vulkan (GdkDisplay  *display,
 #endif /* !GDK_RENDERING_VULKAN */
 
 G_END_DECLS
-