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SurfaceView.unlockCanvasAndPost(): create GSK renderer without surface

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This is needed to allow using the renderer on non UI threads.
This commit is contained in:
Julian Winkler
2024-12-22 10:17:36 +01:00
parent ae58d29336
commit 2f122cbad7
1 changed files with 12 additions and 1 deletions
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13
src/api-impl-jni/widgets/android_view_SurfaceView.c
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@@ -158,7 +158,18 @@ JNIEXPORT void JNICALL Java_android_view_SurfaceView_native_1postSnapshot(JNIEnv
GtkWidget *view = GTK_WIDGET(_PTR(surface_view));
SurfaceViewWidget *surface_view_widget = SURFACE_VIEW_WIDGET(gtk_widget_get_first_child(view));
GtkSnapshot *snapshot = GTK_SNAPSHOT(_PTR(snapshot_ptr));
GskRenderer *renderer = gsk_renderer_new_for_surface(gtk_native_get_surface(GTK_NATIVE(window)));
static GType renderer_type = 0;
if (!renderer_type) {
// Use same renderer type as for onscreen rendering.
GdkSurface *surface = gdk_surface_new_toplevel(gdk_display_get_default());
GskRenderer *renderer = gsk_renderer_new_for_surface(surface);
renderer_type = G_OBJECT_TYPE(renderer);
gsk_renderer_unrealize(renderer);
g_object_unref(renderer);
gdk_surface_destroy(surface);
}
GskRenderer *renderer = g_object_new(renderer_type, NULL);
gsk_renderer_realize(renderer, NULL, NULL);
GskRenderNode *node = gtk_snapshot_free_to_node(snapshot);
GdkTexture *texture = gsk_renderer_render_texture(renderer, node, NULL);
gsk_render_node_unref(node);