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clutter/stage: Avoid duplicating code for capturing

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https://bugzilla.gnome.org/show_bug.cgi?id=765011
https://gitlab.gnome.org/GNOME/mutter/merge_requests/3
This commit is contained in:
Marco Trevisan (Treviño) 2018-01-26 13:29:55 +01:00 committed by Marco Trevisan
parent f2c033b1b4
commit baf98bb205
1 changed files with 8 additions and 32 deletions
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40
clutter/clutter/clutter-stage.c
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@ -202,6 +202,12 @@ static const ClutterColor default_stage_color = { 255, 255, 255, 255 };
static void clutter_stage_maybe_finish_queue_redraws (ClutterStage *stage);
static void free_queue_redraw_entry (ClutterStageQueueRedrawEntry *entry);
static void capture_view_into (ClutterStage *stage,
gboolean paint,
ClutterStageView *view,
cairo_rectangle_int_t *rect,
uint8_t *data,
int stride);
static void clutter_container_iface_init (ClutterContainerIface *iface);
@ -4759,28 +4765,15 @@ capture_view (ClutterStage *stage,
ClutterStageView *view,
ClutterCapture *capture)
{
CoglFramebuffer *framebuffer;
ClutterBackend *backend;
CoglContext *context;
cairo_surface_t *image;
uint8_t *data;
int stride;
CoglBitmap *bitmap;
cairo_rectangle_int_t view_layout;
cairo_rectangle_int_t *rect;
float view_scale;
float texture_width;
float texture_height;
rect = &capture->rect;
framebuffer = clutter_stage_view_get_framebuffer (view);
if (paint)
{
cogl_push_framebuffer (framebuffer);
_clutter_stage_maybe_setup_viewport (stage, view);
clutter_stage_do_paint_view (stage, view, rect);
}
view_scale = clutter_stage_view_get_scale (view);
texture_width = roundf (rect->width * view_scale);
@ -4789,31 +4782,14 @@ capture_view (ClutterStage *stage,
texture_width, texture_height);
cairo_surface_set_device_scale (image, view_scale, view_scale);
data = cairo_image_surface_get_data (image);
stride = cairo_image_surface_get_stride (image);
backend = clutter_get_default_backend ();
context = clutter_backend_get_cogl_context (backend);
bitmap = cogl_bitmap_new_for_data (context, texture_width, texture_height,
CLUTTER_CAIRO_FORMAT_ARGB32,
stride,
data);
clutter_stage_view_get_layout (view, &view_layout);
cogl_framebuffer_read_pixels_into_bitmap (framebuffer,
roundf ((rect->x - view_layout.x) * view_scale),
roundf ((rect->y - view_layout.y) * view_scale),
COGL_READ_PIXELS_COLOR_BUFFER,
bitmap);
if (paint)
cogl_pop_framebuffer ();
capture_view_into (stage, paint, view, rect, data, stride);
capture->image = image;
cairo_surface_mark_dirty (capture->image);
cogl_object_unref (bitmap);
}
gboolean