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MetaWaylandOutput: Pretend outputs are always untransformed

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Since wl_surface.set_buffer_transform() is not supported, until it is
added, pretend outputs are never transformed, so that clients are less
likely to attach pre-transformed buffers.

https://bugzilla.gnome.org/show_bug.cgi?id=770672
This commit is contained in:
Jonas Ådahl 2016-09-09 13:49:25 +08:00
parent b78b8c9578
commit 4c8dd08c77
2 changed files with 8 additions and 15 deletions
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22
src/wayland/meta-wayland-outputs.c
View File

@ -53,13 +53,6 @@ output_resource_destroy (struct wl_resource *res)
wayland_output->resources = g_list_remove (wayland_output->resources, res);
}
static inline enum wl_output_transform
wl_output_transform_from_meta_monitor_transform (MetaMonitorTransform transform)
{
/* The enums are the same. */
return (enum wl_output_transform) transform;
}
static void
send_output_events (struct wl_resource *resource,
MetaWaylandOutput *wayland_output,
@ -69,11 +62,9 @@ send_output_events (struct wl_resource *resource,
int version = wl_resource_get_version (resource);
MetaOutput *output = monitor_info->outputs[0];
enum wl_output_transform transform = wl_output_transform_from_meta_monitor_transform (output->crtc->transform);
guint mode_flags = WL_OUTPUT_MODE_CURRENT;
MetaMonitorInfo *old_monitor_info = wayland_output->monitor_info;
enum wl_output_transform old_transform = wayland_output->transform;
guint old_mode_flags = wayland_output->mode_flags;
gint old_scale = wayland_output->scale;
@ -81,9 +72,14 @@ send_output_events (struct wl_resource *resource,
if (need_all_events ||
old_monitor_info->rect.x != monitor_info->rect.x ||
old_monitor_info->rect.y != monitor_info->rect.y ||
old_transform != transform)
old_monitor_info->rect.y != monitor_info->rect.y)
{
/*
* TODO: When we support wl_surface.set_buffer_transform, pass along
* the correct transform here instead of always pretending its 'normal'.
* The reason for this is to try stopping clients from setting any buffer
* transform other than 'normal'.
*/
wl_output_send_geometry (resource,
(int)monitor_info->rect.x,
(int)monitor_info->rect.y,
@ -92,7 +88,7 @@ send_output_events (struct wl_resource *resource,
output->subpixel_order,
output->vendor,
output->product,
transform);
WL_OUTPUT_TRANSFORM_NORMAL);
need_done = TRUE;
}
@ -167,10 +163,8 @@ wayland_output_set_monitor_info (MetaWaylandOutput *wayland_output,
MetaMonitorInfo *monitor_info)
{
MetaOutput *output = monitor_info->outputs[0];
enum wl_output_transform transform = wl_output_transform_from_meta_monitor_transform (output->crtc->transform);
wayland_output->monitor_info = monitor_info;
wayland_output->transform = transform;
wayland_output->mode_flags = WL_OUTPUT_MODE_CURRENT;
if (output->crtc->current_mode == output->preferred_mode)
wayland_output->mode_flags |= WL_OUTPUT_MODE_PREFERRED;

1
src/wayland/meta-wayland-outputs.h
View File

@ -43,7 +43,6 @@ struct _MetaWaylandOutput
struct wl_global *global;
MetaMonitorInfo *monitor_info;
enum wl_output_transform transform;
guint mode_flags;
gint scale;