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Diffstat (limited to 'servers/visual/visual_server_raster.cpp')
-rw-r--r--servers/visual/visual_server_raster.cpp27
1 files changed, 26 insertions, 1 deletions
diff --git a/servers/visual/visual_server_raster.cpp b/servers/visual/visual_server_raster.cpp
index 2c81dfbb30..50c8e72398 100644
--- a/servers/visual/visual_server_raster.cpp
+++ b/servers/visual/visual_server_raster.cpp
@@ -3765,6 +3765,27 @@ void VisualServerRaster::canvas_item_set_z_as_relative_to_parent(RID p_item, boo
}
+void VisualServerRaster::canvas_item_set_copy_to_backbuffer(RID p_item, bool p_enable, const Rect2& p_rect) {
+
+ VS_CHANGED;
+ CanvasItem *canvas_item = canvas_item_owner.get( p_item );
+ ERR_FAIL_COND(!canvas_item);
+ if (bool(canvas_item->copy_back_buffer!=NULL) !=p_enable) {
+ if (p_enable) {
+ canvas_item->copy_back_buffer = memnew( Rasterizer::CanvasItem::CopyBackBuffer );
+ } else {
+ memdelete(canvas_item->copy_back_buffer);
+ canvas_item->copy_back_buffer=NULL;
+ }
+ }
+
+ if (p_enable) {
+ canvas_item->copy_back_buffer->rect=p_rect;
+ canvas_item->copy_back_buffer->full=p_rect==Rect2();
+ }
+
+}
+
void VisualServerRaster::canvas_item_set_use_parent_material(RID p_item, bool p_enable) {
VS_CHANGED;
@@ -6766,8 +6787,12 @@ void VisualServerRaster::_render_canvas_item(CanvasItem *p_canvas_item,const Mat
_render_canvas_item(child_items[i],xform,p_clip_rect,opacity,p_z,z_list,z_last_list,(CanvasItem*)ci->final_clip_owner,p_material_owner);
}
+ if (ci->copy_back_buffer) {
+
+ ci->copy_back_buffer->screen_rect = xform.xform(ci->copy_back_buffer->rect).clip(p_clip_rect);
+ }
- if ((!ci->commands.empty() && p_clip_rect.intersects(global_rect)) || ci->vp_render) {
+ if ((!ci->commands.empty() && p_clip_rect.intersects(global_rect)) || ci->vp_render || ci->copy_back_buffer) {
//something to draw?
ci->final_transform=xform;
ci->final_opacity=opacity * ci->self_opacity;