[gtk+/wip/otte/rendernode: 30/100] gsK: Move children handling to GskContainerNode
- From: Benjamin Otte <otte src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gtk+/wip/otte/rendernode: 30/100] gsK: Move children handling to GskContainerNode
- Date: Sun, 18 Dec 2016 06:31:12 +0000 (UTC)
commit 5789a40882285defc11ab3f3ba5d40bc4919e933
Author: Benjamin Otte <otte redhat com>
Date: Mon Dec 12 19:30:41 2016 +0100
gsK: Move children handling to GskContainerNode
docs/reference/gsk/gsk4-sections.txt | 9 +-
gsk/gskcairorenderer.c | 23 ++--
gsk/gskglrenderer.c | 29 ++--
gsk/gskrendernode.c | 270 --------------------------------
gsk/gskrendernode.h | 17 +--
gsk/gskrendernodeimpl.c | 111 +++++++++++---
gsk/gskrendernodeprivate.h | 12 --
gsk/gskvulkanrenderpass.c | 14 +-
gtk/gtksnapshot.c | 4 +-
gtk/inspector/gtktreemodelrendernode.c | 10 +-
10 files changed, 140 insertions(+), 359 deletions(-)
---
diff --git a/docs/reference/gsk/gsk4-sections.txt b/docs/reference/gsk/gsk4-sections.txt
index f2fc3c3..1fe5cdd 100644
--- a/docs/reference/gsk/gsk4-sections.txt
+++ b/docs/reference/gsk/gsk4-sections.txt
@@ -28,12 +28,6 @@ gsk_render_node_ref
gsk_render_node_unref
GskRenderNodeType
gsk_render_node_get_node_type
-gsk_render_node_get_first_child
-gsk_render_node_get_last_child
-gsk_render_node_get_next_sibling
-gsk_render_node_get_previous_sibling
-gsk_render_node_append_child
-gsk_render_node_get_n_children
gsk_render_node_set_transform
gsk_render_node_set_opacity
GskBlendMode
@@ -45,6 +39,9 @@ gsk_texture_node_new
gsk_cairo_node_new
gsk_cairo_node_get_draw_context
gsk_container_node_new
+gsk_container_node_append_child
+gsk_container_node_get_n_children
+gsk_container_node_get_child
<SUBSECTION Standard>
GSK_IS_RENDER_NODE
GSK_RENDER_NODE
diff --git a/gsk/gskcairorenderer.c b/gsk/gskcairorenderer.c
index 185d976..7d4dcff 100644
--- a/gsk/gskcairorenderer.c
+++ b/gsk/gskcairorenderer.c
@@ -51,7 +51,6 @@ gsk_cairo_renderer_render_node (GskCairoRenderer *self,
GskRenderNode *node,
cairo_t *cr)
{
- GskRenderNode *child;
gboolean pop_group = FALSE;
graphene_matrix_t mat;
cairo_matrix_t ctm;
@@ -103,18 +102,16 @@ gsk_cairo_renderer_render_node (GskCairoRenderer *self,
break;
case GSK_CONTAINER_NODE:
- if (gsk_render_node_get_n_children (node) != 0)
- {
- GSK_NOTE (CAIRO, g_print ("Drawing %d children of node [%p]\n",
- gsk_render_node_get_n_children (node),
- node));
- for (child = gsk_render_node_get_first_child (node);
- child != NULL;
- child = gsk_render_node_get_next_sibling (child))
- {
- gsk_cairo_renderer_render_node (self, child, cr);
- }
- }
+ {
+ guint i;
+ GSK_NOTE (CAIRO, g_print ("Drawing %d children of node [%p]\n",
+ gsk_container_node_get_n_children (node),
+ node));
+ for (i = 0; i < gsk_container_node_get_n_children (node); i++)
+ {
+ gsk_cairo_renderer_render_node (self, gsk_container_node_get_child (node, i), cr);
+ }
+ }
break;
case GSK_TEXTURE_NODE:
diff --git a/gsk/gskglrenderer.c b/gsk/gskglrenderer.c
index eb0eacd..36b158f 100644
--- a/gsk/gskglrenderer.c
+++ b/gsk/gskglrenderer.c
@@ -611,7 +611,6 @@ gsk_gl_renderer_add_render_item (GskGLRenderer *self,
graphene_rect_t viewport;
graphene_matrix_t mv, transform;
graphene_rect_t bounds;
- GskRenderNode *child;
RenderItem item;
RenderItem *ritem = NULL;
int program_id;
@@ -693,8 +692,7 @@ gsk_gl_renderer_add_render_item (GskGLRenderer *self,
gsk_gl_driver_init_texture_empty (self->gl_driver, item.render_data.render_target_id);
gsk_gl_driver_create_render_target (self->gl_driver, item.render_data.render_target_id, TRUE, TRUE);
- item.children = g_array_sized_new (FALSE, FALSE, sizeof (RenderItem),
- gsk_render_node_get_n_children (node));
+ item.children = g_array_new (FALSE, FALSE, sizeof (RenderItem));
}
else
{
@@ -738,10 +736,21 @@ gsk_gl_renderer_add_render_item (GskGLRenderer *self,
}
break;
+ case GSK_CONTAINER_NODE:
+ {
+ guint i;
+
+ for (i = 0; i < gsk_container_node_get_n_children (node); i++)
+ {
+ GskRenderNode *child = gsk_container_node_get_child (node, i);
+ gsk_gl_renderer_add_render_item (self, projection, &mv, render_items, child, ritem);
+ }
+ }
+ return;
+
+ case GSK_NOT_A_RENDER_NODE:
default:
- /* If the node does not draw anything, we skip it */
- if (item.render_data.render_target_id == 0)
- goto out;
+ return;
}
/* Create the vertex buffers holding the geometry of the quad */
@@ -772,14 +781,6 @@ gsk_gl_renderer_add_render_item (GskGLRenderer *self,
if (item.children != NULL)
render_items = item.children;
-
-out:
- for (child = gsk_render_node_get_first_child (node);
- child != NULL;
- child = gsk_render_node_get_next_sibling (child))
- {
- gsk_gl_renderer_add_render_item (self, projection, &mv, render_items, child, ritem);
- }
}
static gboolean
diff --git a/gsk/gskrendernode.c b/gsk/gskrendernode.c
index 41a9101..641ab2f 100644
--- a/gsk/gskrendernode.c
+++ b/gsk/gskrendernode.c
@@ -65,10 +65,6 @@ G_DEFINE_BOXED_TYPE (GskRenderNode, gsk_render_node,
gsk_render_node_ref,
gsk_render_node_unref)
-static GskRenderNode *
-gsk_render_node_remove_child (GskRenderNode *node,
- GskRenderNode *child);
-
static void
gsk_render_node_finalize (GskRenderNode *self)
{
@@ -78,9 +74,6 @@ gsk_render_node_finalize (GskRenderNode *self)
g_clear_pointer (&self->name, g_free);
- while (self->first_child)
- gsk_render_node_remove_child (self, self->first_child);
-
g_slice_free1 (self->node_class->struct_size, self);
}
@@ -175,269 +168,6 @@ gsk_render_node_get_node_type (GskRenderNode *node)
}
/**
- * gsk_render_node_get_first_child:
- * @node: a #GskRenderNode
- *
- * Returns the first child of @node.
- *
- * Returns: (transfer none): the first child of the #GskRenderNode
- *
- * Since: 3.90
- */
-GskRenderNode *
-gsk_render_node_get_first_child (GskRenderNode *node)
-{
- g_return_val_if_fail (GSK_IS_RENDER_NODE (node), NULL);
-
- return node->first_child;
-}
-
-/**
- * gsk_render_node_get_last_child:
- * @node: a #GskRenderNode
- *
- * Returns the last child of @node.
- *
- * Returns: (transfer none): the last child of the #GskRenderNode
- *
- * Since: 3.90
- */
-GskRenderNode *
-gsk_render_node_get_last_child (GskRenderNode *node)
-{
- g_return_val_if_fail (GSK_IS_RENDER_NODE (node), NULL);
-
- return node->last_child;
-}
-
-/**
- * gsk_render_node_get_next_sibling:
- * @node: a #GskRenderNode
- *
- * Returns the next sibling of @node.
- *
- * Returns: (transfer none): the next sibling of the #GskRenderNode
- *
- * Since: 3.90
- */
-GskRenderNode *
-gsk_render_node_get_next_sibling (GskRenderNode *node)
-{
- g_return_val_if_fail (GSK_IS_RENDER_NODE (node), NULL);
-
- return node->next_sibling;
-}
-
-/**
- * gsk_render_node_get_previous_sibling:
- * @node: a #GskRenderNode
- *
- * Returns the previous sibling of @node.
- *
- * Returns: (transfer none): the previous sibling of the #GskRenderNode
- *
- * Since: 3.90
- */
-GskRenderNode *
-gsk_render_node_get_previous_sibling (GskRenderNode *node)
-{
- g_return_val_if_fail (GSK_IS_RENDER_NODE (node), NULL);
-
- return node->prev_sibling;
-}
-
-typedef void (* InsertChildFunc) (GskRenderNode *node,
- GskRenderNode *child,
- gpointer user_data);
-
-static void
-gsk_render_node_insert_child_internal (GskRenderNode *node,
- GskRenderNode *child,
- InsertChildFunc insert_func,
- gpointer insert_func_data)
-{
- if (node == child)
- {
- g_critical ("The render node of type '%s' cannot be added to itself.",
- G_OBJECT_TYPE_NAME (node));
- return;
- }
-
- if (!node->is_mutable)
- {
- g_critical ("The render node of type '%s' is immutable.",
- G_OBJECT_TYPE_NAME (node));
- return;
- }
-
- insert_func (node, child, insert_func_data);
-
- gsk_render_node_ref (child);
-
- child->age = 0;
-
- node->n_children += 1;
- node->age += 1;
-
- if (child->prev_sibling == NULL)
- node->first_child = child;
- if (child->next_sibling == NULL)
- node->last_child = child;
-}
-
-static void
-insert_child_at_pos (GskRenderNode *node,
- GskRenderNode *child,
- gpointer user_data)
-{
- int pos = GPOINTER_TO_INT (user_data);
-
- if (pos == 0)
- {
- GskRenderNode *tmp = node->first_child;
-
- if (tmp != NULL)
- tmp->prev_sibling = child;
-
- child->prev_sibling = NULL;
- child->next_sibling = tmp;
-
- return;
- }
-
- if (pos < 0 || pos >= node->n_children)
- {
- GskRenderNode *tmp = node->last_child;
-
- if (tmp != NULL)
- tmp->next_sibling = child;
-
- child->prev_sibling = tmp;
- child->next_sibling = NULL;
-
- return;
- }
-
- {
- GskRenderNode *iter;
- int i;
-
- for (iter = node->first_child, i = 0;
- iter != NULL;
- iter = iter->next_sibling, i++)
- {
- if (i == pos)
- {
- GskRenderNode *tmp = iter->prev_sibling;
-
- child->prev_sibling = tmp;
- child->next_sibling = iter;
-
- iter->prev_sibling = child;
-
- if (tmp != NULL)
- tmp->next_sibling = child;
-
- break;
- }
- }
- }
-}
-
-/**
- * gsk_render_node_append_child:
- * @node: a #GskRenderNode
- * @child: a #GskRenderNode
- *
- * Appends @child to the list of children of @node.
- *
- * This function acquires a reference on @child.
- *
- * Returns: (transfer none): the #GskRenderNode
- *
- * Since: 3.90
- */
-GskRenderNode *
-gsk_render_node_append_child (GskRenderNode *node,
- GskRenderNode *child)
-{
- g_return_val_if_fail (GSK_IS_RENDER_NODE_TYPE (node, GSK_CONTAINER_NODE), NULL);
- g_return_val_if_fail (GSK_IS_RENDER_NODE (child), node);
- g_return_val_if_fail (node->is_mutable, node);
-
- gsk_render_node_insert_child_internal (node, child,
- insert_child_at_pos,
- GINT_TO_POINTER (node->n_children));
-
- return node;
-}
-
-/**
- * gsk_render_node_remove_child:
- * @node: a #GskRenderNode
- * @child: a #GskRenderNode child of @node
- *
- * Removes @child from the list of children of @node.
- *
- * This function releases the reference acquired when adding @child to the
- * list of children.
- *
- * Returns: (transfer none): the #GskRenderNode
- */
-static GskRenderNode *
-gsk_render_node_remove_child (GskRenderNode *node,
- GskRenderNode *child)
-{
- GskRenderNode *prev_sibling, *next_sibling;
-
- g_return_val_if_fail (GSK_IS_RENDER_NODE (node), NULL);
- g_return_val_if_fail (GSK_IS_RENDER_NODE (child), node);
- g_return_val_if_fail (node->is_mutable, node);
-
- prev_sibling = child->prev_sibling;
- next_sibling = child->next_sibling;
-
- child->prev_sibling = NULL;
- child->next_sibling = NULL;
- child->age = 0;
-
- if (prev_sibling)
- prev_sibling->next_sibling = next_sibling;
- if (next_sibling)
- next_sibling->prev_sibling = prev_sibling;
-
- node->age += 1;
- node->n_children -= 1;
-
- if (node->first_child == child)
- node->first_child = next_sibling;
- if (node->last_child == child)
- node->last_child = prev_sibling;
-
- gsk_render_node_unref (child);
-
- return node;
-}
-
-/**
- * gsk_render_node_get_n_children:
- * @node: a #GskRenderNode
- *
- * Retrieves the number of direct children of @node.
- *
- * Returns: the number of children of the #GskRenderNode
- *
- * Since: 3.90
- */
-guint
-gsk_render_node_get_n_children (GskRenderNode *node)
-{
- g_return_val_if_fail (GSK_IS_RENDER_NODE (node), 0);
-
- return node->n_children;
-}
-
-/**
* gsk_render_node_get_bounds:
* @node: a #GskRenderNode
* @bounds: (out caller-allocates): return location for the boundaries
diff --git a/gsk/gskrendernode.h b/gsk/gskrendernode.h
index abe6100..70d26a5 100644
--- a/gsk/gskrendernode.h
+++ b/gsk/gskrendernode.h
@@ -56,21 +56,14 @@ cairo_t * gsk_cairo_node_get_draw_context (GskRenderNode
GDK_AVAILABLE_IN_3_90
GskRenderNode * gsk_container_node_new (void);
-
-GDK_AVAILABLE_IN_3_90
-GskRenderNode * gsk_render_node_get_first_child (GskRenderNode *node);
-GDK_AVAILABLE_IN_3_90
-GskRenderNode * gsk_render_node_get_last_child (GskRenderNode *node);
GDK_AVAILABLE_IN_3_90
-GskRenderNode * gsk_render_node_get_next_sibling (GskRenderNode *node);
-GDK_AVAILABLE_IN_3_90
-GskRenderNode * gsk_render_node_get_previous_sibling (GskRenderNode *node);
-
+GskRenderNode * gsk_container_node_append_child (GskRenderNode *node,
+ GskRenderNode *child);
GDK_AVAILABLE_IN_3_90
-GskRenderNode * gsk_render_node_append_child (GskRenderNode *node,
- GskRenderNode *child);
+guint gsk_container_node_get_n_children (GskRenderNode *node);
GDK_AVAILABLE_IN_3_90
-guint gsk_render_node_get_n_children (GskRenderNode *node);
+GskRenderNode * gsk_container_node_get_child (GskRenderNode *node,
+ guint idx);
GDK_AVAILABLE_IN_3_90
void gsk_render_node_set_transform (GskRenderNode *node,
diff --git a/gsk/gskrendernodeimpl.c b/gsk/gskrendernodeimpl.c
index 267a812..40c2ad6 100644
--- a/gsk/gskrendernodeimpl.c
+++ b/gsk/gskrendernodeimpl.c
@@ -279,21 +279,32 @@ gsk_cairo_node_get_draw_context (GskRenderNode *node,
/**** GSK_CONTAINER_NODE ***/
+typedef struct _GskContainerNode GskContainerNode;
+
+struct _GskContainerNode
+{
+ GskRenderNode render_node;
+
+ GPtrArray *children;
+};
+
static void
gsk_container_node_finalize (GskRenderNode *node)
{
+ GskContainerNode *container = (GskContainerNode *) node;
+
+ g_ptr_array_unref (container->children);
}
static void
gsk_container_node_make_immutable (GskRenderNode *node)
{
- GskRenderNode *child;
+ GskContainerNode *container = (GskContainerNode *) node;
+ guint i;
- for (child = gsk_render_node_get_first_child (node);
- child != NULL;
- child = gsk_render_node_get_next_sibling (child))
+ for (i = 1; i < container->children->len; i++)
{
- gsk_render_node_make_immutable (child);
+ gsk_render_node_make_immutable (g_ptr_array_index (container->children, i));
}
}
@@ -301,33 +312,29 @@ static void
gsk_container_node_get_bounds (GskRenderNode *node,
graphene_rect_t *bounds)
{
- GskRenderNode *child;
-
- child = gsk_render_node_get_first_child (node);
+ GskContainerNode *container = (GskContainerNode *) node;
+ guint i;
- if (child == NULL)
+ if (container->n_children == 0)
{
graphene_rect_init_from_rect (bounds, graphene_rect_zero());
return;
}
- gsk_render_node_get_bounds (child, bounds);
+ gsk_render_node_get_bounds (container->children[0], bounds);
- for (child = gsk_render_node_get_next_sibling (child);
- child;
- child = gsk_render_node_get_next_sibling (child))
+ for (i = 1; i < container->n_children; i++)
{
- graphene_rect_t child_bounds, union_bounds;
+ graphene_rect_t child_bounds;
- gsk_render_node_get_bounds (child, &child_bounds);
- graphene_rect_union (bounds, &child_bounds, &union_bounds);
- graphene_rect_init_from_rect (bounds, &union_bounds);
+ gsk_render_node_get_bounds (container->children[i], &child_bounds);
+ graphene_rect_union (bounds, &child_bounds, bounds);
}
}
static const GskRenderNodeClass GSK_CONTAINER_NODE_CLASS = {
GSK_CONTAINER_NODE,
- sizeof (GskRenderNode),
+ sizeof (GskContainerNode),
"GskContainerNode",
gsk_container_node_finalize,
gsk_container_node_make_immutable,
@@ -348,6 +355,72 @@ static const GskRenderNodeClass GSK_CONTAINER_NODE_CLASS = {
GskRenderNode *
gsk_container_node_new (void)
{
- return gsk_render_node_new (&GSK_CONTAINER_NODE_CLASS);
+ GskContainerNode *container;
+
+ container = (GskContainerNode *) gsk_render_node_new (&GSK_CONTAINER_NODE_CLASS);
+
+ container->children = g_ptr_array_new_with_free_func ((GDestroyNotify) gsk_render_node_unref);
+
+ return &container->render_node;
+}
+
+/**
+ * gsk_container_node_append_child:
+ * @node: a container node
+ * @child: a #GskRenderNode
+ *
+ * Appends @child to the list of children of @node.
+ *
+ * This function acquires a reference on @child.
+ *
+ * Returns: (transfer none): the #GskRenderNode
+ *
+ * Since: 3.90
+ */
+GskRenderNode *
+gsk_container_node_append_child (GskRenderNode *node,
+ GskRenderNode *child)
+{
+ GskContainerNode *container = (GskContainerNode *) node;
+
+ g_return_val_if_fail (GSK_IS_RENDER_NODE_TYPE (node, GSK_CONTAINER_NODE), NULL);
+ g_return_val_if_fail (GSK_IS_RENDER_NODE (child), node);
+ g_return_val_if_fail (node->is_mutable, node);
+
+ g_ptr_array_add (container->children, gsk_render_node_ref (child));
+
+ return node;
+}
+
+/**
+ * gsk_container_node_get_n_children:
+ * @node: a container #GskRenderNode
+ *
+ * Retrieves the number of direct children of @node.
+ *
+ * Returns: the number of children of the #GskRenderNode
+ *
+ * Since: 3.90
+ */
+guint
+gsk_container_node_get_n_children (GskRenderNode *node)
+{
+ GskContainerNode *container = (GskContainerNode *) node;
+
+ g_return_val_if_fail (GSK_IS_RENDER_NODE_TYPE (node, GSK_CONTAINER_NODE), 0);
+
+ return container->children->len;
+}
+
+GskRenderNode *
+gsk_container_node_get_child (GskRenderNode *node,
+ guint idx)
+{
+ GskContainerNode *container = (GskContainerNode *) node;
+
+ g_return_val_if_fail (GSK_IS_RENDER_NODE_TYPE (node, GSK_CONTAINER_NODE), NULL);
+ g_return_val_if_fail (idx < container->children->len, 0);
+
+ return g_ptr_array_index (container->children, idx);
}
diff --git a/gsk/gskrendernodeprivate.h b/gsk/gskrendernodeprivate.h
index ca4a793..5e35396 100644
--- a/gsk/gskrendernodeprivate.h
+++ b/gsk/gskrendernodeprivate.h
@@ -16,21 +16,9 @@ struct _GskRenderNode
volatile int ref_count;
- /* The graph */
- GskRenderNode *parent;
- GskRenderNode *first_child;
- GskRenderNode *last_child;
- GskRenderNode *prev_sibling;
- GskRenderNode *next_sibling;
-
- int n_children;
-
/* Use for debugging */
char *name;
- /* Tag updated when adding/removing children */
- gint64 age;
-
/* Paint opacity */
double opacity;
diff --git a/gsk/gskvulkanrenderpass.c b/gsk/gskvulkanrenderpass.c
index 3dc3700..f9398f2 100644
--- a/gsk/gskvulkanrenderpass.c
+++ b/gsk/gskvulkanrenderpass.c
@@ -84,12 +84,14 @@ gsk_vulkan_render_pass_add_node (GskVulkanRenderPass *self,
break;
case GSK_CONTAINER_NODE:
- for (GskRenderNode *child = gsk_render_node_get_first_child (node);
- child;
- child = gsk_render_node_get_next_sibling (child))
- {
- gsk_vulkan_render_pass_add_node (self, render, child);
- }
+ {
+ guint i;
+
+ for (i = 0; i < gsk_container_node_get_n_children (node); i++)
+ {
+ gsk_vulkan_render_pass_add_node (self, render, gsk_container_node_get_child (node, i));
+ }
+ }
break;
}
diff --git a/gtk/gtksnapshot.c b/gtk/gtksnapshot.c
index 3f3192a..63d5a6a 100644
--- a/gtk/gtksnapshot.c
+++ b/gtk/gtksnapshot.c
@@ -156,6 +156,8 @@ void
gtk_snapshot_push_node (GtkSnapshot *snapshot,
GskRenderNode *node)
{
+ g_return_if_fail (gsk_render_node_get_node_type (node) == GSK_CONTAINER_NODE);
+
gtk_snapshot_append_node (snapshot, node);
snapshot->state = gtk_snapshot_state_new (snapshot->state, node);
@@ -324,7 +326,7 @@ gtk_snapshot_append_node (GtkSnapshot *snapshot,
if (snapshot->state)
{
- gsk_render_node_append_child (snapshot->state->node, node);
+ gsk_container_node_append_child (snapshot->state->node, node);
gsk_render_node_set_transform (node, &snapshot->state->transform);
}
else
diff --git a/gtk/inspector/gtktreemodelrendernode.c b/gtk/inspector/gtktreemodelrendernode.c
index 9e5c8a9..5f15586 100644
--- a/gtk/inspector/gtktreemodelrendernode.c
+++ b/gtk/inspector/gtktreemodelrendernode.c
@@ -527,15 +527,13 @@ append_node (GtkTreeModelRenderNode *nodemodel,
case GSK_CONTAINER_NODE:
{
- GskRenderNode *child;
gint elt_index;
+ guint i;
elt_index = priv->nodes->len - 1;
- for (child = gsk_render_node_get_first_child (node);
- child;
- child = gsk_render_node_get_next_sibling (child))
+ for (i = 0; i < gsk_container_node_get_n_children (node); i++)
{
- append_node (nodemodel, child, elt_index);
+ append_node (nodemodel, gsk_container_node_get_child (node, i), elt_index);
}
}
break;
@@ -579,7 +577,7 @@ gtk_tree_model_render_node_set_root_node (GtkTreeModelRenderNode *model,
iter_from_element (model, &iter, 0);
path = gtk_tree_path_new_first ();
gtk_tree_model_row_inserted (GTK_TREE_MODEL (model), path, &iter);
- if (gsk_render_node_get_first_child (node))
+ if (priv->nodes->len > 1)
gtk_tree_model_row_has_child_toggled (GTK_TREE_MODEL (model), path, &iter);
gtk_tree_path_free (path);
}
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