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gsk: Prepare subsurface offload

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Use a GskOffloadInfo to update subsurfaces (and collect info about
them). Pass that info to both the diff and the render vfuncs.
This commit is contained in:
Matthias Clasen
2023-10-31 19:19:32 -04:00
parent 48740de71a
commit b7c2528ad1
6 changed files with 23 additions and 15 deletions
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22
gsk/gskrenderer.c
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@@ -41,6 +41,7 @@
#include "gl/gskglrenderer.h"
#include "gskprofilerprivate.h"
#include "gskrendernodeprivate.h"
#include "gskoffloadprivate.h"
#include "gskenumtypes.h"
@@ -128,7 +129,8 @@ gsk_renderer_real_render_texture (GskRenderer *self,
static void
gsk_renderer_real_render (GskRenderer *self,
GskRenderNode *root,
const cairo_region_t *region)
const cairo_region_t *region,
GskOffload *offload)
{
GSK_RENDERER_WARN_NOT_IMPLEMENTED_METHOD (self, render);
}
@@ -424,6 +426,7 @@ gsk_renderer_render (GskRenderer *renderer,
{
GskRendererPrivate *priv = gsk_renderer_get_instance_private (renderer);
cairo_region_t *clip;
GskOffload *offload = NULL;
g_return_if_fail (GSK_IS_RENDERER (renderer));
g_return_if_fail (priv->is_realized);
@@ -433,6 +436,11 @@ gsk_renderer_render (GskRenderer *renderer,
if (priv->surface == NULL)
return;
priv->root_node = gsk_render_node_ref (root);
if (!GSK_RENDERER_DEBUG_CHECK (renderer, OFFLOAD_DISABLE))
offload = gsk_offload_new (priv->surface, root);
if (region == NULL || priv->prev_node == NULL || GSK_RENDERER_DEBUG_CHECK (renderer, FULL_REDRAW))
{
clip = cairo_region_create_rectangle (&(GdkRectangle) {
@@ -444,18 +452,11 @@ gsk_renderer_render (GskRenderer *renderer,
else
{
clip = cairo_region_copy (region);
gsk_render_node_diff (priv->prev_node, root, clip, NULL);
if (cairo_region_is_empty (clip))
{
cairo_region_destroy (clip);
return;
}
gsk_render_node_diff (priv->prev_node, root, clip, offload);
}
priv->root_node = gsk_render_node_ref (root);
GSK_RENDERER_GET_CLASS (renderer)->render (renderer, root, clip);
GSK_RENDERER_GET_CLASS (renderer)->render (renderer, root, clip, offload);
if (GSK_RENDERER_DEBUG_CHECK (renderer, RENDERER))
{
@@ -474,6 +475,7 @@ gsk_renderer_render (GskRenderer *renderer,
g_clear_pointer (&priv->prev_node, gsk_render_node_unref);
cairo_region_destroy (clip);
gsk_offload_free (offload);
priv->prev_node = priv->root_node;
priv->root_node = NULL;
}