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-rw-r--r--servers/xr/xr_interface.cpp165
1 files changed, 134 insertions, 31 deletions
diff --git a/servers/xr/xr_interface.cpp b/servers/xr/xr_interface.cpp
index 7ae111b5e7..9968a47b0c 100644
--- a/servers/xr/xr_interface.cpp
+++ b/servers/xr/xr_interface.cpp
@@ -1,35 +1,35 @@
-/*************************************************************************/
-/* xr_interface.cpp */
-/*************************************************************************/
-/* This file is part of: */
-/* GODOT ENGINE */
-/* https://godotengine.org */
-/*************************************************************************/
-/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
-/* */
-/* Permission is hereby granted, free of charge, to any person obtaining */
-/* a copy of this software and associated documentation files (the */
-/* "Software"), to deal in the Software without restriction, including */
-/* without limitation the rights to use, copy, modify, merge, publish, */
-/* distribute, sublicense, and/or sell copies of the Software, and to */
-/* permit persons to whom the Software is furnished to do so, subject to */
-/* the following conditions: */
-/* */
-/* The above copyright notice and this permission notice shall be */
-/* included in all copies or substantial portions of the Software. */
-/* */
-/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
-/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
-/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
-/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
-/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
-/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
-/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
-/*************************************************************************/
+/**************************************************************************/
+/* xr_interface.cpp */
+/**************************************************************************/
+/* This file is part of: */
+/* GODOT ENGINE */
+/* https://godotengine.org */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
+/* */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the */
+/* "Software"), to deal in the Software without restriction, including */
+/* without limitation the rights to use, copy, modify, merge, publish, */
+/* distribute, sublicense, and/or sell copies of the Software, and to */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions: */
+/* */
+/* The above copyright notice and this permission notice shall be */
+/* included in all copies or substantial portions of the Software. */
+/* */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
+/**************************************************************************/
#include "xr_interface.h"
-// #include "servers/rendering/renderer_compositor.h"
+#include "servers/rendering/renderer_compositor.h"
void XRInterface::_bind_methods() {
ADD_SIGNAL(MethodInfo("play_area_changed", PropertyInfo(Variant::INT, "mode")));
@@ -68,6 +68,13 @@ void XRInterface::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_anchor_detection_is_enabled", "enable"), &XRInterface::set_anchor_detection_is_enabled);
ClassDB::bind_method(D_METHOD("get_camera_feed_id"), &XRInterface::get_camera_feed_id);
+ ClassDB::bind_method(D_METHOD("is_passthrough_supported"), &XRInterface::is_passthrough_supported);
+ ClassDB::bind_method(D_METHOD("is_passthrough_enabled"), &XRInterface::is_passthrough_enabled);
+ ClassDB::bind_method(D_METHOD("start_passthrough"), &XRInterface::start_passthrough);
+ ClassDB::bind_method(D_METHOD("stop_passthrough"), &XRInterface::stop_passthrough);
+ ClassDB::bind_method(D_METHOD("get_transform_for_view", "view", "cam_transform"), &XRInterface::get_transform_for_view);
+ ClassDB::bind_method(D_METHOD("get_projection_for_view", "view", "aspect", "near", "far"), &XRInterface::get_projection_for_view);
+
ADD_GROUP("AR", "ar_");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "ar_is_anchor_detection_enabled"), "set_anchor_detection_is_enabled", "get_anchor_detection_is_enabled");
@@ -114,7 +121,13 @@ void XRInterface::set_primary(bool p_primary) {
XRInterface::XRInterface() {}
-XRInterface::~XRInterface() {}
+XRInterface::~XRInterface() {
+ if (vrs.vrs_texture.is_valid()) {
+ ERR_FAIL_NULL(RenderingServer::get_singleton());
+ RS::get_singleton()->free(vrs.vrs_texture);
+ vrs.vrs_texture = RID();
+ }
+}
// query if this interface supports this play area mode
bool XRInterface::supports_play_area_mode(XRInterface::PlayAreaMode p_mode) {
@@ -151,7 +164,97 @@ int XRInterface::get_camera_feed_id() {
return 0;
}
+RID XRInterface::get_vrs_texture() {
+ // Default logic will return a standard VRS image based on our target size and default projections.
+ // Note that this only gets called if VRS is supported on the hardware.
+
+ int32_t texel_width = RD::get_singleton()->limit_get(RD::LIMIT_VRS_TEXEL_WIDTH);
+ int32_t texel_height = RD::get_singleton()->limit_get(RD::LIMIT_VRS_TEXEL_HEIGHT);
+ int view_count = get_view_count();
+ Size2 target_size = get_render_target_size();
+ real_t aspect = target_size.x / target_size.y; // is this y/x ?
+ Size2 vrs_size = Size2(round(0.5 + target_size.x / texel_width), round(0.5 + target_size.y / texel_height));
+ real_t radius = vrs_size.length() * 0.5;
+ Size2 vrs_sizei = vrs_size;
+
+ if (vrs.size != vrs_sizei) {
+ const uint8_t densities[] = {
+ 0, // 1x1
+ 1, // 1x2
+ // 2, // 1x4 - not supported
+ // 3, // 1x8 - not supported
+ // 4, // 2x1
+ 5, // 2x2
+ 6, // 2x4
+ // 9, // 4x2
+ 10, // 4x4
+ };
+
+ // out with the old
+ if (vrs.vrs_texture.is_valid()) {
+ RS::get_singleton()->free(vrs.vrs_texture);
+ vrs.vrs_texture = RID();
+ }
+
+ // in with the new
+ Vector<Ref<Image>> images;
+ vrs.size = vrs_sizei;
+
+ for (int i = 0; i < view_count && i < 2; i++) {
+ PackedByteArray data;
+ data.resize(vrs_sizei.x * vrs_sizei.y);
+ uint8_t *data_ptr = data.ptrw();
+
+ // Our near and far don't matter much for what we're doing here, but there are some interfaces that will remember this as the near and far and may fail as a result...
+ Projection cm = get_projection_for_view(i, aspect, 0.1, 1000.0);
+ Vector3 center = cm.xform(Vector3(0.0, 0.0, 999.0));
+
+ Vector2i view_center;
+ view_center.x = int(vrs_size.x * (center.x + 1.0) * 0.5);
+ view_center.y = int(vrs_size.y * (center.y + 1.0) * 0.5);
+
+ int d = 0;
+ for (int y = 0; y < vrs_sizei.y; y++) {
+ for (int x = 0; x < vrs_sizei.x; x++) {
+ Vector2 offset = Vector2(x - view_center.x, y - view_center.y);
+ offset.y *= aspect;
+ real_t distance = offset.length();
+ int idx = round(5.0 * distance / radius);
+ if (idx > 4) {
+ idx = 4;
+ }
+ uint8_t density = densities[idx];
+
+ data_ptr[d++] = density;
+ }
+ }
+ images.push_back(Image::create_from_data(vrs_sizei.x, vrs_sizei.y, false, Image::FORMAT_R8, data));
+ }
+
+ if (images.size() == 1) {
+ vrs.vrs_texture = RS::get_singleton()->texture_2d_create(images[0]);
+ } else {
+ vrs.vrs_texture = RS::get_singleton()->texture_2d_layered_create(images, RS::TEXTURE_LAYERED_2D_ARRAY);
+ }
+ }
+
+ return vrs.vrs_texture;
+}
+
/** these are optional, so we want dummies **/
+
+RID XRInterface::get_color_texture() {
+ return RID();
+}
+
+RID XRInterface::get_depth_texture() {
+ return RID();
+}
+
+RID XRInterface::get_velocity_texture() {
+ return RID();
+}
+
PackedStringArray XRInterface::get_suggested_tracker_names() const {
PackedStringArray arr;
generated by cgit v1.2.3 (git 2.25.1) at 2025-03-31 16:59:57 +0000