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Merge branch 'wip/otte/for-gtk-3-24' into 'gtk-3-24'

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Check for GLsync before using it

See merge request GNOME/gtk!6162
This commit is contained in:
Benjamin Otte
2023-07-01 21:32:04 +00:00
parent f94f94af51 cf7decae1a
commit 43a99b1c8e
3 changed files with 21 additions and 3 deletions
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10
gdk/gdkgl.c
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@ -341,7 +341,7 @@ gdk_cairo_draw_from_gl (cairo_t *cr,
int width,
int height)
{
GdkGLContext *paint_context;
GdkGLContext *paint_context, *current_context;
cairo_surface_t *image;
cairo_matrix_t matrix;
int dx, dy, window_scale;
@ -352,7 +352,7 @@ gdk_cairo_draw_from_gl (cairo_t *cr,
int alpha_size = 0;
cairo_region_t *clip_region;
GdkGLContextPaintData *paint_data;
GLsync sync = NULL;
GLsync sync;
impl_window = window->impl_window;
@ -366,9 +366,13 @@ gdk_cairo_draw_from_gl (cairo_t *cr,
}
clip_region = gdk_cairo_region_from_clip (cr);
current_context = gdk_gl_context_get_current ();
if ((gdk_gl_context_get_current () != NULL) && (gdk_gl_context_get_current () != paint_context))
if ((current_context != NULL) && (current_context != paint_context) &&
gdk_gl_context_has_sync (current_context))
sync = glFenceSync (GL_SYNC_GPU_COMMANDS_COMPLETE, 0);
else
sync = NULL;
gdk_gl_context_make_current (paint_context);

13
gdk/gdkglcontext.c
View File

@ -101,6 +101,7 @@ typedef struct {
guint has_gl_framebuffer_blit : 1;
guint has_frame_terminator : 1;
guint has_unpack_subimage : 1;
guint has_sync : 1;
guint extensions_checked : 1;
guint debug_enabled : 1;
guint forward_compatible : 1;
@ -441,6 +442,14 @@ gdk_gl_context_has_unpack_subimage (GdkGLContext *context)
return priv->has_unpack_subimage;
}
gboolean
gdk_gl_context_has_sync (GdkGLContext *context)
{
GdkGLContextPrivate *priv = gdk_gl_context_get_instance_private (context);
return priv->has_sync;
}
/**
* gdk_gl_context_set_debug_enabled:
* @context: a #GdkGLContext
@ -809,6 +818,7 @@ gdk_gl_context_check_extensions (GdkGLContext *context)
priv->has_frame_terminator = FALSE;
priv->has_unpack_subimage = epoxy_has_gl_extension ("GL_EXT_unpack_subimage");
priv->has_sync = priv->gl_version >= 30;
}
else
{
@ -818,6 +828,9 @@ gdk_gl_context_check_extensions (GdkGLContext *context)
priv->has_gl_framebuffer_blit = priv->gl_version >= 30 || epoxy_has_gl_extension ("GL_EXT_framebuffer_blit");
priv->has_frame_terminator = epoxy_has_gl_extension ("GL_GREMEDY_frame_terminator");
priv->has_unpack_subimage = TRUE;
priv->has_sync = priv->gl_version >= 32 ||
epoxy_has_gl_extension ("GL_ARB_sync") ||
epoxy_has_gl_extension ("GL_APPLE_sync");
/* We asked for a core profile, but we didn't get one, so we're in legacy mode */
if (priv->gl_version < 32)

1
gdk/gdkglcontextprivate.h
View File

@ -86,6 +86,7 @@ gboolean gdk_gl_context_use_texture_rectangle (GdkGLContext
gboolean gdk_gl_context_has_framebuffer_blit (GdkGLContext *context);
gboolean gdk_gl_context_has_frame_terminator (GdkGLContext *context);
gboolean gdk_gl_context_has_unpack_subimage (GdkGLContext *context);
gboolean gdk_gl_context_has_sync (GdkGLContext *context);
void gdk_gl_context_end_frame (GdkGLContext *context,
cairo_region_t *painted,
cairo_region_t *damage);