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gpu: Make containers check opaque size for early exit

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Container nodes save their opaque region, so it's quick to access. Use
that to check if the largest opaque region even qualifies for culling -
and if not, just exit.

Speeds up walking node trees by a lot.
This commit is contained in:
Benjamin Otte
2024-08-05 17:07:01 +02:00
parent 55597d88a4
commit afa4eb7d35
1 changed files with 5 additions and 8 deletions
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13
gsk/gpu/gskgpunodeprocessor.c
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@@ -3596,12 +3596,17 @@ gsk_gpu_node_processor_add_first_container_node (GskGpuNodeProcessor *self,
gsize min_occlusion_pixels,
GskRenderNode *node)
{
graphene_rect_t opaque;
int i, n;
n = gsk_container_node_get_n_children (node);
if (n == 0)
return FALSE;
if (!gsk_render_node_get_opaque_rect (node, &opaque) ||
!gsk_gpu_node_processor_clip_first_node (self, min_occlusion_pixels, &opaque))
return FALSE;
for (i = n; i-->0; )
{
if (gsk_gpu_node_processor_add_first_node (self,
@@ -3614,14 +3619,6 @@ gsk_gpu_node_processor_add_first_container_node (GskGpuNodeProcessor *self,
if (i < 0)
{
graphene_rect_t opaque;
if (!gsk_render_node_get_opaque_rect (node, &opaque))
return FALSE;
if (!gsk_gpu_node_processor_clip_first_node (self, min_occlusion_pixels, &opaque))
return FALSE;
gsk_gpu_render_pass_begin_op (self->frame,
target,
&self->scissor,