Merge pull request #87630 from dsnopek/openxr-passthrough-from-gdextension

OpenXR: Allow moving vendor passthrough extensions to GDExtension

1 files changed, 20 insertions, 2 deletions

diff --git a/modules/openxr/openxr_api.cpp b/modules/openxr/openxr_api.cpp
index 491a419525..80ddfe703f 100644
--- a/modules/openxr/openxr_api.cpp
+++ b/modules/openxr/openxr_api.cpp
@@ -56,7 +56,6 @@
 #include "extensions/openxr_composition_layer_depth_extension.h"
 #include "extensions/openxr_fb_display_refresh_rate_extension.h"
 #include "extensions/openxr_fb_foveation_extension.h"
-#include "extensions/openxr_fb_passthrough_extension_wrapper.h"
 #include "extensions/openxr_fb_update_swapchain_extension.h"
 
 #ifdef ANDROID_ENABLED
@@ -3122,11 +3121,30 @@ bool OpenXRAPI::is_environment_blend_mode_supported(XrEnvironmentBlendMode p_ble
 }
 
 bool OpenXRAPI::set_environment_blend_mode(XrEnvironmentBlendMode p_blend_mode) {
+	if (emulate_environment_blend_mode_alpha_blend && p_blend_mode == XR_ENVIRONMENT_BLEND_MODE_ALPHA_BLEND) {
+		requested_environment_blend_mode = XR_ENVIRONMENT_BLEND_MODE_ALPHA_BLEND;
+		environment_blend_mode = XR_ENVIRONMENT_BLEND_MODE_OPAQUE;
+		return true;
+	}
 	// We allow setting this when not initialized and will check if it is supported when initializing.
 	// After OpenXR is initialized we verify we're setting a supported blend mode.
-	if (!is_initialized() || is_environment_blend_mode_supported(p_blend_mode)) {
+	else if (!is_initialized() || is_environment_blend_mode_supported(p_blend_mode)) {
+		requested_environment_blend_mode = p_blend_mode;
 		environment_blend_mode = p_blend_mode;
 		return true;
 	}
 	return false;
 }
+
+void OpenXRAPI::set_emulate_environment_blend_mode_alpha_blend(bool p_enabled) {
+	emulate_environment_blend_mode_alpha_blend = p_enabled;
+}
+
+OpenXRAPI::OpenXRAlphaBlendModeSupport OpenXRAPI::is_environment_blend_mode_alpha_blend_supported() {
+	if (is_environment_blend_mode_supported(XR_ENVIRONMENT_BLEND_MODE_ALPHA_BLEND)) {
+		return OPENXR_ALPHA_BLEND_MODE_SUPPORT_REAL;
+	} else if (emulate_environment_blend_mode_alpha_blend) {
+		return OPENXR_ALPHA_BLEND_MODE_SUPPORT_EMULATING;
+	}
+	return OPENXR_ALPHA_BLEND_MODE_SUPPORT_NONE;
+}