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Allow OpenXR extensions to add properties to the OpenXRCompositionLayer node

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This commit is contained in:
David Snopek
2024-04-04 15:04:07 -05:00
parent f6a78f83aa
commit fddf6dc651
8 changed files with 161 additions and 6 deletions
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26
modules/openxr/extensions/openxr_composition_layer_extension.cpp
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@@ -86,11 +86,11 @@ int OpenXRCompositionLayerExtension::get_composition_layer_order(int p_index) {
return composition_layers[p_index]->get_sort_order();
}
void OpenXRCompositionLayerExtension::register_composition_layer_provider(OpenXRViewportCompositionLayerProvider *p_composition_layer) {
void OpenXRCompositionLayerExtension::register_viewport_composition_layer_provider(OpenXRViewportCompositionLayerProvider *p_composition_layer) {
composition_layers.push_back(p_composition_layer);
}
void OpenXRCompositionLayerExtension::unregister_composition_layer_provider(OpenXRViewportCompositionLayerProvider *p_composition_layer) {
void OpenXRCompositionLayerExtension::unregister_viewport_composition_layer_provider(OpenXRViewportCompositionLayerProvider *p_composition_layer) {
composition_layers.erase(p_composition_layer);
}
@@ -123,6 +123,10 @@ OpenXRViewportCompositionLayerProvider::OpenXRViewportCompositionLayerProvider(X
}
OpenXRViewportCompositionLayerProvider::~OpenXRViewportCompositionLayerProvider() {
for (OpenXRExtensionWrapper *extension : OpenXRAPI::get_registered_extension_wrappers()) {
extension->on_viewport_composition_layer_destroyed(composition_layer);
}
// This will reset the viewport and free the swapchain too.
set_viewport(RID(), Size2i());
}
@@ -159,6 +163,11 @@ void OpenXRViewportCompositionLayerProvider::set_viewport(RID p_viewport, Size2i
}
}
void OpenXRViewportCompositionLayerProvider::set_extension_property_values(const Dictionary &p_extension_property_values) {
extension_property_values = p_extension_property_values;
extension_property_values_changed = true;
}
void OpenXRViewportCompositionLayerProvider::on_pre_render() {
RenderingServer *rs = RenderingServer::get_singleton();
ERR_FAIL_NULL(rs);
@@ -233,6 +242,19 @@ XrCompositionLayerBaseHeader *OpenXRViewportCompositionLayerProvider::get_compos
} break;
}
if (extension_property_values_changed) {
extension_property_values_changed = false;
void *next_pointer = nullptr;
for (OpenXRExtensionWrapper *extension : OpenXRAPI::get_registered_extension_wrappers()) {
void *np = extension->set_viewport_composition_layer_and_get_next_pointer(composition_layer, extension_property_values, next_pointer);
if (np) {
next_pointer = np;
}
}
composition_layer->next = next_pointer;
}
return composition_layer;
}