16 files changed, 240 insertions, 49 deletions

diff --git a/servers/navigation_server_2d.cpp b/servers/navigation_server_2d.cpp
index 5e9f1c824a..126bb08c94 100644
--- a/servers/navigation_server_2d.cpp
+++ b/servers/navigation_server_2d.cpp
@@ -158,6 +158,47 @@ void NavigationServer2D::_emit_map_changed(RID p_map) {
 	emit_signal(SNAME("map_changed"), p_map);
 }
 
+#ifdef DEBUG_ENABLED
+void NavigationServer2D::set_debug_enabled(bool p_enabled) {
+	NavigationServer3D::get_singleton_mut()->set_debug_enabled(p_enabled);
+}
+bool NavigationServer2D::get_debug_enabled() const {
+	return NavigationServer3D::get_singleton()->get_debug_enabled();
+}
+
+void NavigationServer2D::set_debug_navigation_edge_connection_color(const Color &p_color) {
+	NavigationServer3D::get_singleton_mut()->set_debug_navigation_edge_connection_color(p_color);
+}
+
+Color NavigationServer2D::get_debug_navigation_edge_connection_color() const {
+	return NavigationServer3D::get_singleton()->get_debug_navigation_edge_connection_color();
+}
+
+void NavigationServer2D::set_debug_navigation_geometry_face_color(const Color &p_color) {
+	NavigationServer3D::get_singleton_mut()->set_debug_navigation_geometry_face_color(p_color);
+}
+
+Color NavigationServer2D::get_debug_navigation_geometry_face_color() const {
+	return NavigationServer3D::get_singleton()->get_debug_navigation_geometry_face_color();
+}
+
+void NavigationServer2D::set_debug_navigation_geometry_face_disabled_color(const Color &p_color) {
+	NavigationServer3D::get_singleton_mut()->set_debug_navigation_geometry_face_disabled_color(p_color);
+}
+
+Color NavigationServer2D::get_debug_navigation_geometry_face_disabled_color() const {
+	return NavigationServer3D::get_singleton()->get_debug_navigation_geometry_face_disabled_color();
+}
+
+void NavigationServer2D::set_debug_navigation_enable_edge_connections(const bool p_value) {
+	NavigationServer3D::get_singleton_mut()->set_debug_navigation_enable_edge_connections(p_value);
+}
+
+bool NavigationServer2D::get_debug_navigation_enable_edge_connections() const {
+	return NavigationServer3D::get_singleton()->get_debug_navigation_enable_edge_connections();
+}
+#endif // DEBUG_ENABLED
+
 void NavigationServer2D::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("get_maps"), &NavigationServer2D::get_maps);
 
diff --git a/servers/navigation_server_2d.h b/servers/navigation_server_2d.h
index 1b15c7ff37..83271f990e 100644
--- a/servers/navigation_server_2d.h
+++ b/servers/navigation_server_2d.h
@@ -184,6 +184,23 @@ public:
 
 	NavigationServer2D();
 	virtual ~NavigationServer2D();
+
+#ifdef DEBUG_ENABLED
+	void set_debug_enabled(bool p_enabled);
+	bool get_debug_enabled() const;
+
+	void set_debug_navigation_edge_connection_color(const Color &p_color);
+	Color get_debug_navigation_edge_connection_color() const;
+
+	void set_debug_navigation_geometry_face_color(const Color &p_color);
+	Color get_debug_navigation_geometry_face_color() const;
+
+	void set_debug_navigation_geometry_face_disabled_color(const Color &p_color);
+	Color get_debug_navigation_geometry_face_disabled_color() const;
+
+	void set_debug_navigation_enable_edge_connections(const bool p_value);
+	bool get_debug_navigation_enable_edge_connections() const;
+#endif // DEBUG_ENABLED
 };
 
 #endif // NAVIGATION_SERVER_2D_H
diff --git a/servers/navigation_server_3d.cpp b/servers/navigation_server_3d.cpp
index 52855c5931..115eda7b30 100644
--- a/servers/navigation_server_3d.cpp
+++ b/servers/navigation_server_3d.cpp
@@ -123,6 +123,12 @@ NavigationServer3D::NavigationServer3D() {
 	debug_navigation_enable_edge_lines = GLOBAL_DEF("debug/shapes/navigation/enable_edge_lines", true);
 	debug_navigation_enable_edge_lines_xray = GLOBAL_DEF("debug/shapes/navigation/enable_edge_lines_xray", true);
 	debug_navigation_enable_geometry_face_random_color = GLOBAL_DEF("debug/shapes/navigation/enable_geometry_face_random_color", true);
+
+	if (Engine::get_singleton()->is_editor_hint()) {
+		// enable NavigationServer3D when in Editor or else navmesh edge connections are invisible
+		// on runtime tests SceneTree has "Visible Navigation" set and main iteration takes care of this
+		set_debug_enabled(true);
+	}
 #endif // DEBUG_ENABLED
 }
 
diff --git a/servers/physics_3d/godot_space_3d.cpp b/servers/physics_3d/godot_space_3d.cpp
index 533d7605ce..13e9a89b2e 100644
--- a/servers/physics_3d/godot_space_3d.cpp
+++ b/servers/physics_3d/godot_space_3d.cpp
@@ -989,6 +989,7 @@ bool GodotSpace3D::test_body_motion(GodotBody3D *p_body, const PhysicsServer3D::
 				r_result->collision_unsafe_fraction = unsafe;
 
 				r_result->collision_count = rcd.result_count;
+				r_result->collision_depth = rcd.best_result.len;
 			}
 
 			collided = true;
@@ -1002,6 +1003,7 @@ bool GodotSpace3D::test_body_motion(GodotBody3D *p_body, const PhysicsServer3D::
 
 		r_result->collision_safe_fraction = 1.0;
 		r_result->collision_unsafe_fraction = 1.0;
+		r_result->collision_depth = 0.0;
 	}
 
 	return collided;
diff --git a/servers/physics_server_3d.h b/servers/physics_server_3d.h
index 837073409a..12497c0bdf 100644
--- a/servers/physics_server_3d.h
+++ b/servers/physics_server_3d.h
@@ -550,6 +550,7 @@ public:
 	struct MotionResult {
 		Vector3 travel;
 		Vector3 remainder;
+		real_t collision_depth = 0.0;
 		real_t collision_safe_fraction = 0.0;
 		real_t collision_unsafe_fraction = 0.0;
 
diff --git a/servers/rendering/renderer_rd/environment/fog.cpp b/servers/rendering/renderer_rd/environment/fog.cpp
index 58f4c855a4..257b67cf04 100644
--- a/servers/rendering/renderer_rd/environment/fog.cpp
+++ b/servers/rendering/renderer_rd/environment/fog.cpp
@@ -500,7 +500,7 @@ Fog::VolumetricFog::VolumetricFog(const Vector3i &fog_size, RID p_sky_shader) {
 	fog_map = RD::get_singleton()->texture_create(tf, RD::TextureView());
 	RD::get_singleton()->set_resource_name(fog_map, "Fog map");
 
-#if defined(OSX_ENABLED) || defined(IPHONE_ENABLED)
+#if defined(MACOS_ENABLED) || defined(IOS_ENABLED)
 	Vector<uint8_t> dm;
 	dm.resize(fog_size.x * fog_size.y * fog_size.z * 4);
 	dm.fill(0);
@@ -643,7 +643,7 @@ void Fog::volumetric_fog_update(const VolumetricFogSettings &p_settings, const P
 
 			{
 				RD::Uniform u;
-#if defined(OSX_ENABLED) || defined(IPHONE_ENABLED)
+#if defined(MACOS_ENABLED) || defined(IOS_ENABLED)
 				u.uniform_type = RD::UNIFORM_TYPE_STORAGE_BUFFER;
 #else
 				u.uniform_type = RD::UNIFORM_TYPE_IMAGE;
@@ -663,7 +663,7 @@ void Fog::volumetric_fog_update(const VolumetricFogSettings &p_settings, const P
 
 			{
 				RD::Uniform u;
-#if defined(OSX_ENABLED) || defined(IPHONE_ENABLED)
+#if defined(MACOS_ENABLED) || defined(IOS_ENABLED)
 				u.uniform_type = RD::UNIFORM_TYPE_STORAGE_BUFFER;
 #else
 				u.uniform_type = RD::UNIFORM_TYPE_IMAGE;
@@ -675,7 +675,7 @@ void Fog::volumetric_fog_update(const VolumetricFogSettings &p_settings, const P
 
 			{
 				RD::Uniform u;
-#if defined(OSX_ENABLED) || defined(IPHONE_ENABLED)
+#if defined(MACOS_ENABLED) || defined(IOS_ENABLED)
 				u.uniform_type = RD::UNIFORM_TYPE_STORAGE_BUFFER;
 #else
 				u.uniform_type = RD::UNIFORM_TYPE_IMAGE;
@@ -949,7 +949,7 @@ void Fog::volumetric_fog_update(const VolumetricFogSettings &p_settings, const P
 		}
 		{
 			RD::Uniform u;
-#if defined(OSX_ENABLED) || defined(IPHONE_ENABLED)
+#if defined(MACOS_ENABLED) || defined(IOS_ENABLED)
 			u.uniform_type = RD::UNIFORM_TYPE_STORAGE_BUFFER;
 #else
 			u.uniform_type = RD::UNIFORM_TYPE_IMAGE;
@@ -960,7 +960,7 @@ void Fog::volumetric_fog_update(const VolumetricFogSettings &p_settings, const P
 		}
 		{
 			RD::Uniform u;
-#if defined(OSX_ENABLED) || defined(IPHONE_ENABLED)
+#if defined(MACOS_ENABLED) || defined(IOS_ENABLED)
 			u.uniform_type = RD::UNIFORM_TYPE_STORAGE_BUFFER;
 #else
 			u.uniform_type = RD::UNIFORM_TYPE_IMAGE;
@@ -972,7 +972,7 @@ void Fog::volumetric_fog_update(const VolumetricFogSettings &p_settings, const P
 
 		{
 			RD::Uniform u;
-#if defined(OSX_ENABLED) || defined(IPHONE_ENABLED)
+#if defined(MACOS_ENABLED) || defined(IOS_ENABLED)
 			u.uniform_type = RD::UNIFORM_TYPE_STORAGE_BUFFER;
 #else
 			u.uniform_type = RD::UNIFORM_TYPE_IMAGE;
diff --git a/servers/rendering/renderer_rd/environment/gi.cpp b/servers/rendering/renderer_rd/environment/gi.cpp
index feafcc42c9..eaef5ba39c 100644
--- a/servers/rendering/renderer_rd/environment/gi.cpp
+++ b/servers/rendering/renderer_rd/environment/gi.cpp
@@ -1140,6 +1140,7 @@ void GI::SDFGI::erase() {
 
 	RD::get_singleton()->free(lightprobe_data);
 	RD::get_singleton()->free(lightprobe_history_scroll);
+	RD::get_singleton()->free(lightprobe_average_scroll);
 	RD::get_singleton()->free(occlusion_data);
 	RD::get_singleton()->free(ambient_texture);
 
@@ -2427,18 +2428,7 @@ void GI::VoxelGIInstance::update(bool p_update_light_instances, const Vector<RID
 
 	if (last_probe_data_version != data_version) {
 		//need to re-create everything
-		if (texture.is_valid()) {
-			RD::get_singleton()->free(texture);
-			RD::get_singleton()->free(write_buffer);
-			mipmaps.clear();
-		}
-
-		for (int i = 0; i < dynamic_maps.size(); i++) {
-			RD::get_singleton()->free(dynamic_maps[i].texture);
-			RD::get_singleton()->free(dynamic_maps[i].depth);
-		}
-
-		dynamic_maps.clear();
+		free_resources();
 
 		Vector3i octree_size = gi->voxel_gi_get_octree_size(probe);
 
@@ -3130,6 +3120,37 @@ void GI::VoxelGIInstance::update(bool p_update_light_instances, const Vector<RID
 	last_probe_version = gi->voxel_gi_get_version(probe);
 }
 
+void GI::VoxelGIInstance::free_resources() {
+	if (texture.is_valid()) {
+		RD::get_singleton()->free(texture);
+		RD::get_singleton()->free(write_buffer);
+
+		texture = RID();
+		write_buffer = RID();
+		mipmaps.clear();
+	}
+
+	for (int i = 0; i < dynamic_maps.size(); i++) {
+		RD::get_singleton()->free(dynamic_maps[i].texture);
+		RD::get_singleton()->free(dynamic_maps[i].depth);
+
+		// these only exist on the first level...
+		if (dynamic_maps[i].fb_depth.is_valid()) {
+			RD::get_singleton()->free(dynamic_maps[i].fb_depth);
+		}
+		if (dynamic_maps[i].albedo.is_valid()) {
+			RD::get_singleton()->free(dynamic_maps[i].albedo);
+		}
+		if (dynamic_maps[i].normal.is_valid()) {
+			RD::get_singleton()->free(dynamic_maps[i].normal);
+		}
+		if (dynamic_maps[i].orm.is_valid()) {
+			RD::get_singleton()->free(dynamic_maps[i].orm);
+		}
+	}
+	dynamic_maps.clear();
+}
+
 void GI::VoxelGIInstance::debug(RD::DrawListID p_draw_list, RID p_framebuffer, const Projection &p_camera_with_transform, bool p_lighting, bool p_emission, float p_alpha) {
 	RendererRD::MaterialStorage *material_storage = RendererRD::MaterialStorage::get_singleton();
 
@@ -3936,6 +3957,12 @@ RID GI::voxel_gi_instance_create(RID p_base) {
 	return rid;
 }
 
+void GI::voxel_gi_instance_free(RID p_rid) {
+	GI::VoxelGIInstance *voxel_gi = voxel_gi_instance_owner.get_or_null(p_rid);
+	voxel_gi->free_resources();
+	voxel_gi_instance_owner.free(p_rid);
+}
+
 void GI::voxel_gi_instance_set_transform_to_data(RID p_probe, const Transform3D &p_xform) {
 	VoxelGIInstance *voxel_gi = get_probe_instance(p_probe);
 	ERR_FAIL_COND(!voxel_gi);
diff --git a/servers/rendering/renderer_rd/environment/gi.h b/servers/rendering/renderer_rd/environment/gi.h
index 304df1605b..8860445c3b 100644
--- a/servers/rendering/renderer_rd/environment/gi.h
+++ b/servers/rendering/renderer_rd/environment/gi.h
@@ -469,6 +469,7 @@ public:
 
 		void update(bool p_update_light_instances, const Vector<RID> &p_light_instances, const PagedArray<RenderGeometryInstance *> &p_dynamic_objects, RendererSceneRenderRD *p_scene_render);
 		void debug(RD::DrawListID p_draw_list, RID p_framebuffer, const Projection &p_camera_with_transform, bool p_lighting, bool p_emission, float p_alpha);
+		void free_resources();
 	};
 
 	mutable RID_Owner<VoxelGIInstance> voxel_gi_instance_owner;
@@ -483,6 +484,12 @@ public:
 		return voxel_gi->texture;
 	};
 
+	bool voxel_gi_instance_owns(RID p_rid) const {
+		return voxel_gi_instance_owner.owns(p_rid);
+	}
+
+	void voxel_gi_instance_free(RID p_rid);
+
 	RS::VoxelGIQuality voxel_gi_quality = RS::VOXEL_GI_QUALITY_LOW;
 
 	/* SDFGI */
diff --git a/servers/rendering/renderer_rd/renderer_scene_render_rd.cpp b/servers/rendering/renderer_rd/renderer_scene_render_rd.cpp
index 8b3b7050d2..6c219933b0 100644
--- a/servers/rendering/renderer_rd/renderer_scene_render_rd.cpp
+++ b/servers/rendering/renderer_rd/renderer_scene_render_rd.cpp
@@ -2459,8 +2459,7 @@ void RendererSceneRenderRD::render_buffers_configure(RID p_render_buffers, RID p
 		p_internal_width = p_width;
 	}
 
-	const float texture_mipmap_bias = -log2f(p_width / p_internal_width) + p_texture_mipmap_bias;
-	material_storage->sampler_rd_configure_custom(texture_mipmap_bias);
+	material_storage->sampler_rd_configure_custom(p_texture_mipmap_bias);
 	update_uniform_sets();
 
 	RenderBuffers *rb = render_buffers_owner.get_or_null(p_render_buffers);
@@ -4086,19 +4085,8 @@ bool RendererSceneRenderRD::free(RID p_rid) {
 		decal_instance_owner.free(p_rid);
 	} else if (lightmap_instance_owner.owns(p_rid)) {
 		lightmap_instance_owner.free(p_rid);
-	} else if (gi.voxel_gi_instance_owner.owns(p_rid)) {
-		RendererRD::GI::VoxelGIInstance *voxel_gi = gi.voxel_gi_instance_owner.get_or_null(p_rid);
-		if (voxel_gi->texture.is_valid()) {
-			RD::get_singleton()->free(voxel_gi->texture);
-			RD::get_singleton()->free(voxel_gi->write_buffer);
-		}
-
-		for (int i = 0; i < voxel_gi->dynamic_maps.size(); i++) {
-			RD::get_singleton()->free(voxel_gi->dynamic_maps[i].texture);
-			RD::get_singleton()->free(voxel_gi->dynamic_maps[i].depth);
-		}
-
-		gi.voxel_gi_instance_owner.free(p_rid);
+	} else if (gi.voxel_gi_instance_owns(p_rid)) {
+		gi.voxel_gi_instance_free(p_rid);
 	} else if (sky.sky_owner.owns(p_rid)) {
 		sky.update_dirty_skys();
 		sky.free_sky(p_rid);
diff --git a/servers/rendering/renderer_rd/storage_rd/texture_storage.cpp b/servers/rendering/renderer_rd/storage_rd/texture_storage.cpp
index e20a04ff2a..84427e1c93 100644
--- a/servers/rendering/renderer_rd/storage_rd/texture_storage.cpp
+++ b/servers/rendering/renderer_rd/storage_rd/texture_storage.cpp
@@ -416,7 +416,10 @@ TextureStorage::TextureStorage() {
 		tformat.format = RD::DATA_FORMAT_R8_UINT;
 		tformat.width = 4;
 		tformat.height = 4;
-		tformat.usage_bits = RD::TEXTURE_USAGE_COLOR_ATTACHMENT_BIT | RD::TEXTURE_USAGE_VRS_ATTACHMENT_BIT | RD::TEXTURE_USAGE_SAMPLING_BIT | RD::TEXTURE_USAGE_STORAGE_BIT | RD::TEXTURE_USAGE_CAN_UPDATE_BIT;
+		tformat.usage_bits = RD::TEXTURE_USAGE_COLOR_ATTACHMENT_BIT | RD::TEXTURE_USAGE_SAMPLING_BIT | RD::TEXTURE_USAGE_STORAGE_BIT | RD::TEXTURE_USAGE_CAN_UPDATE_BIT;
+		if (RD::get_singleton()->has_feature(RD::SUPPORTS_ATTACHMENT_VRS)) {
+			tformat.usage_bits |= RD::TEXTURE_USAGE_VRS_ATTACHMENT_BIT;
+		}
 		tformat.texture_type = RD::TEXTURE_TYPE_2D;
 
 		Vector<uint8_t> pv;
diff --git a/servers/rendering/renderer_rd/storage_rd/utilities.cpp b/servers/rendering/renderer_rd/storage_rd/utilities.cpp
index ae1f22be3b..fcef2f24bf 100644
--- a/servers/rendering/renderer_rd/storage_rd/utilities.cpp
+++ b/servers/rendering/renderer_rd/storage_rd/utilities.cpp
@@ -290,7 +290,7 @@ bool Utilities::has_os_feature(const String &p_feature) const {
 		return true;
 	}
 
-#if !defined(ANDROID_ENABLED) && !defined(IPHONE_ENABLED)
+#if !defined(ANDROID_ENABLED) && !defined(IOS_ENABLED)
 	// Some Android devices report support for S3TC but we don't expect that and don't export the textures.
 	// This could be fixed but so few devices support it that it doesn't seem useful (and makes bigger APKs).
 	// For good measure we do the same hack for iOS, just in case.
diff --git a/servers/rendering/renderer_viewport.cpp b/servers/rendering/renderer_viewport.cpp
index 118bf532b3..73b03966c5 100644
--- a/servers/rendering/renderer_viewport.cpp
+++ b/servers/rendering/renderer_viewport.cpp
@@ -138,7 +138,11 @@ void RendererViewport::_configure_3d_render_buffers(Viewport *p_viewport) {
 
 			p_viewport->internal_size = Size2(render_width, render_height);
 
-			RSG::scene->render_buffers_configure(p_viewport->render_buffers, p_viewport->render_target, render_width, render_height, width, height, p_viewport->fsr_sharpness, p_viewport->texture_mipmap_bias, p_viewport->msaa, p_viewport->screen_space_aa, p_viewport->use_taa, p_viewport->use_debanding, p_viewport->get_view_count());
+			// At resolution scales lower than 1.0, use negative texture mipmap bias
+			// to compensate for the loss of sharpness.
+			const float texture_mipmap_bias = log2f(MIN(scaling_3d_scale, 1.0)) + p_viewport->texture_mipmap_bias;
+
+			RSG::scene->render_buffers_configure(p_viewport->render_buffers, p_viewport->render_target, render_width, render_height, width, height, p_viewport->fsr_sharpness, texture_mipmap_bias, p_viewport->msaa, p_viewport->screen_space_aa, p_viewport->use_taa, p_viewport->use_debanding, p_viewport->get_view_count());
 		}
 	}
 }
diff --git a/servers/rendering/shader_compiler.cpp b/servers/rendering/shader_compiler.cpp
index 7637eae4a6..c2cf08812c 100644
--- a/servers/rendering/shader_compiler.cpp
+++ b/servers/rendering/shader_compiler.cpp
@@ -1434,8 +1434,11 @@ void ShaderCompiler::initialize(DefaultIdentifierActions p_actions) {
 	texture_functions.insert("textureLod");
 	texture_functions.insert("textureProjLod");
 	texture_functions.insert("textureGrad");
+	texture_functions.insert("textureProjGrad");
 	texture_functions.insert("textureGather");
 	texture_functions.insert("textureSize");
+	texture_functions.insert("textureQueryLod");
+	texture_functions.insert("textureQueryLevels");
 	texture_functions.insert("texelFetch");
 }
 
diff --git a/servers/rendering/shader_language.cpp b/servers/rendering/shader_language.cpp
index 839f5b8eea..81e4d5e217 100644
--- a/servers/rendering/shader_language.cpp
+++ b/servers/rendering/shader_language.cpp
@@ -2732,6 +2732,18 @@ const ShaderLanguage::BuiltinFuncDef ShaderLanguage::builtin_func_defs[] = {
 	{ "textureGrad", TYPE_VEC4, { TYPE_SAMPLERCUBE, TYPE_VEC3, TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, { "sampler", "coords", "dPdx", "dPdy" }, TAG_GLOBAL, false },
 	{ "textureGrad", TYPE_VEC4, { TYPE_SAMPLERCUBEARRAY, TYPE_VEC4, TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, { "sampler", "coords", "dPdx", "dPdy" }, TAG_GLOBAL, false },
 
+	// textureProjGrad
+
+	{ "textureProjGrad", TYPE_VEC4, { TYPE_SAMPLER2D, TYPE_VEC3, TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, { "sampler", "coords", "dPdx", "dPdy" }, TAG_GLOBAL, false },
+	{ "textureProjGrad", TYPE_VEC4, { TYPE_SAMPLER2D, TYPE_VEC4, TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, { "sampler", "coords", "dPdx", "dPdy" }, TAG_GLOBAL, false },
+	{ "textureProjGrad", TYPE_IVEC4, { TYPE_ISAMPLER2D, TYPE_VEC3, TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, { "sampler", "coords", "dPdx", "dPdy" }, TAG_GLOBAL, false },
+	{ "textureProjGrad", TYPE_IVEC4, { TYPE_ISAMPLER2D, TYPE_VEC4, TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, { "sampler", "coords", "dPdx", "dPdy" }, TAG_GLOBAL, false },
+	{ "textureProjGrad", TYPE_UVEC4, { TYPE_USAMPLER2D, TYPE_VEC3, TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, { "sampler", "coords", "dPdx", "dPdy" }, TAG_GLOBAL, false },
+	{ "textureProjGrad", TYPE_UVEC4, { TYPE_USAMPLER2D, TYPE_VEC4, TYPE_VEC2, TYPE_VEC2, TYPE_VOID }, { "sampler", "coords", "dPdx", "dPdy" }, TAG_GLOBAL, false },
+	{ "textureProjGrad", TYPE_VEC4, { TYPE_SAMPLER3D, TYPE_VEC4, TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, { "sampler", "coords", "dPdx", "dPdy" }, TAG_GLOBAL, false },
+	{ "textureProjGrad", TYPE_IVEC4, { TYPE_ISAMPLER3D, TYPE_VEC4, TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, { "sampler", "coords", "dPdx", "dPdy" }, TAG_GLOBAL, false },
+	{ "textureProjGrad", TYPE_UVEC4, { TYPE_USAMPLER3D, TYPE_VEC4, TYPE_VEC3, TYPE_VEC3, TYPE_VOID }, { "sampler", "coords", "dPdx", "dPdy" }, TAG_GLOBAL, false },
+
 	// textureGather
 
 	{ "textureGather", TYPE_VEC4, { TYPE_SAMPLER2D, TYPE_VEC2, TYPE_VOID }, { "sampler", "coords" }, TAG_GLOBAL, false },
@@ -2749,6 +2761,32 @@ const ShaderLanguage::BuiltinFuncDef ShaderLanguage::builtin_func_defs[] = {
 	{ "textureGather", TYPE_VEC4, { TYPE_SAMPLERCUBE, TYPE_VEC3, TYPE_VOID }, { "sampler", "coords" }, TAG_GLOBAL, false },
 	{ "textureGather", TYPE_VEC4, { TYPE_SAMPLERCUBE, TYPE_VEC3, TYPE_INT, TYPE_VOID }, { "sampler", "coords", "comp" }, TAG_GLOBAL, false },
 
+	// textureQueryLod
+
+	{ "textureQueryLod", TYPE_VEC2, { TYPE_SAMPLER2D, TYPE_VEC2 }, { "sampler", "coords" }, TAG_GLOBAL, true },
+	{ "textureQueryLod", TYPE_VEC2, { TYPE_ISAMPLER2D, TYPE_VEC2 }, { "sampler", "coords" }, TAG_GLOBAL, true },
+	{ "textureQueryLod", TYPE_VEC2, { TYPE_USAMPLER2D, TYPE_VEC2 }, { "sampler", "coords" }, TAG_GLOBAL, true },
+	{ "textureQueryLod", TYPE_VEC2, { TYPE_SAMPLER2DARRAY, TYPE_VEC2 }, { "sampler", "coords" }, TAG_GLOBAL, true },
+	{ "textureQueryLod", TYPE_VEC2, { TYPE_ISAMPLER2DARRAY, TYPE_VEC2 }, { "sampler", "coords" }, TAG_GLOBAL, true },
+	{ "textureQueryLod", TYPE_VEC2, { TYPE_USAMPLER2DARRAY, TYPE_VEC2 }, { "sampler", "coords" }, TAG_GLOBAL, true },
+	{ "textureQueryLod", TYPE_VEC2, { TYPE_SAMPLER3D, TYPE_VEC3 }, { "sampler", "coords" }, TAG_GLOBAL, true },
+	{ "textureQueryLod", TYPE_VEC2, { TYPE_ISAMPLER3D, TYPE_VEC3 }, { "sampler", "coords" }, TAG_GLOBAL, true },
+	{ "textureQueryLod", TYPE_VEC2, { TYPE_USAMPLER3D, TYPE_VEC3 }, { "sampler", "coords" }, TAG_GLOBAL, true },
+	{ "textureQueryLod", TYPE_VEC2, { TYPE_SAMPLERCUBE, TYPE_VEC3 }, { "sampler", "coords" }, TAG_GLOBAL, true },
+
+	// textureQueryLevels
+
+	{ "textureQueryLevels", TYPE_INT, { TYPE_SAMPLER2D }, { "sampler" }, TAG_GLOBAL, true },
+	{ "textureQueryLevels", TYPE_INT, { TYPE_ISAMPLER2D }, { "sampler" }, TAG_GLOBAL, true },
+	{ "textureQueryLevels", TYPE_INT, { TYPE_USAMPLER2D }, { "sampler" }, TAG_GLOBAL, true },
+	{ "textureQueryLevels", TYPE_INT, { TYPE_SAMPLER2DARRAY }, { "sampler" }, TAG_GLOBAL, true },
+	{ "textureQueryLevels", TYPE_INT, { TYPE_ISAMPLER2DARRAY }, { "sampler" }, TAG_GLOBAL, true },
+	{ "textureQueryLevels", TYPE_INT, { TYPE_USAMPLER2DARRAY }, { "sampler" }, TAG_GLOBAL, true },
+	{ "textureQueryLevels", TYPE_INT, { TYPE_SAMPLER3D }, { "sampler" }, TAG_GLOBAL, true },
+	{ "textureQueryLevels", TYPE_INT, { TYPE_ISAMPLER3D }, { "sampler" }, TAG_GLOBAL, true },
+	{ "textureQueryLevels", TYPE_INT, { TYPE_USAMPLER3D }, { "sampler" }, TAG_GLOBAL, true },
+	{ "textureQueryLevels", TYPE_INT, { TYPE_SAMPLERCUBE }, { "sampler" }, TAG_GLOBAL, true },
+
 	// dFdx
 
 	{ "dFdx", TYPE_FLOAT, { TYPE_FLOAT, TYPE_VOID }, { "p" }, TAG_GLOBAL, false },
diff --git a/servers/rendering/shader_preprocessor.cpp b/servers/rendering/shader_preprocessor.cpp
index a7b274b3e2..d118c73c4a 100644
--- a/servers/rendering/shader_preprocessor.cpp
+++ b/servers/rendering/shader_preprocessor.cpp
@@ -416,16 +416,22 @@ void ShaderPreprocessor::process_define(Tokenizer *p_tokenizer) {
 }
 
 void ShaderPreprocessor::process_else(Tokenizer *p_tokenizer) {
+	const int line = p_tokenizer->get_line();
+
 	if (state->skip_stack_else.is_empty()) {
-		set_error(RTR("Unmatched else."), p_tokenizer->get_line());
+		set_error(RTR("Unmatched else."), line);
 		return;
 	}
+	if (state->previous_region != nullptr) {
+		state->previous_region->to_line = line - 1;
+	}
+
 	p_tokenizer->advance('\n');
 
 	bool skip = state->skip_stack_else[state->skip_stack_else.size() - 1];
 	state->skip_stack_else.remove_at(state->skip_stack_else.size() - 1);
 
-	Vector<SkippedCondition *> vec = state->skipped_conditions[state->current_include];
+	Vector<SkippedCondition *> vec = state->skipped_conditions[state->current_filename];
 	int index = vec.size() - 1;
 	if (index >= 0) {
 		SkippedCondition *cond = vec[index];
@@ -434,6 +440,10 @@ void ShaderPreprocessor::process_else(Tokenizer *p_tokenizer) {
 		}
 	}
 
+	if (state->save_regions) {
+		add_region(line + 1, !skip, state->previous_region->parent);
+	}
+
 	if (skip) {
 		Vector<String> ends;
 		ends.push_back("endif");
@@ -447,8 +457,12 @@ void ShaderPreprocessor::process_endif(Tokenizer *p_tokenizer) {
 		set_error(RTR("Unmatched endif."), p_tokenizer->get_line());
 		return;
 	}
+	if (state->previous_region != nullptr) {
+		state->previous_region->to_line = p_tokenizer->get_line() - 1;
+		state->previous_region = state->previous_region->parent;
+	}
 
-	Vector<SkippedCondition *> vec = state->skipped_conditions[state->current_include];
+	Vector<SkippedCondition *> vec = state->skipped_conditions[state->current_filename];
 	int index = vec.size() - 1;
 	if (index >= 0) {
 		SkippedCondition *cond = vec[index];
@@ -461,7 +475,7 @@ void ShaderPreprocessor::process_endif(Tokenizer *p_tokenizer) {
 }
 
 void ShaderPreprocessor::process_if(Tokenizer *p_tokenizer) {
-	int line = p_tokenizer->get_line();
+	const int line = p_tokenizer->get_line();
 
 	String body = tokens_to_string(p_tokenizer->advance('\n')).strip_edges();
 	if (body.is_empty()) {
@@ -490,6 +504,10 @@ void ShaderPreprocessor::process_if(Tokenizer *p_tokenizer) {
 
 	bool success = v.booleanize();
 	start_branch_condition(p_tokenizer, success);
+
+	if (state->save_regions) {
+		add_region(line + 1, success, state->previous_region);
+	}
 }
 
 void ShaderPreprocessor::process_ifdef(Tokenizer *p_tokenizer) {
@@ -510,6 +528,10 @@ void ShaderPreprocessor::process_ifdef(Tokenizer *p_tokenizer) {
 
 	bool success = state->defines.has(label);
 	start_branch_condition(p_tokenizer, success);
+
+	if (state->save_regions) {
+		add_region(line + 1, success, state->previous_region);
+	}
 }
 
 void ShaderPreprocessor::process_ifndef(Tokenizer *p_tokenizer) {
@@ -530,6 +552,10 @@ void ShaderPreprocessor::process_ifndef(Tokenizer *p_tokenizer) {
 
 	bool success = !state->defines.has(label);
 	start_branch_condition(p_tokenizer, success);
+
+	if (state->save_regions) {
+		add_region(line + 1, success, state->previous_region);
+	}
 }
 
 void ShaderPreprocessor::process_include(Tokenizer *p_tokenizer) {
@@ -594,15 +620,15 @@ void ShaderPreprocessor::process_include(Tokenizer *p_tokenizer) {
 		return;
 	}
 
-	String old_include = state->current_include;
-	state->current_include = real_path;
+	String old_filename = state->current_filename;
+	state->current_filename = real_path;
 	ShaderPreprocessor processor;
 
 	int prev_condition_depth = state->condition_depth;
 	state->condition_depth = 0;
 
 	FilePosition fp;
-	fp.file = state->current_include;
+	fp.file = state->current_filename;
 	fp.line = line;
 	state->include_positions.push_back(fp);
 
@@ -614,7 +640,7 @@ void ShaderPreprocessor::process_include(Tokenizer *p_tokenizer) {
 
 	// Reset to last include if there are no errors. We want to use this as context.
 	if (state->error.is_empty()) {
-		state->current_include = old_include;
+		state->current_filename = old_filename;
 		state->include_positions.pop_back();
 	} else {
 		return;
@@ -668,6 +694,15 @@ void ShaderPreprocessor::process_undef(Tokenizer *p_tokenizer) {
 	state->defines.erase(label);
 }
 
+void ShaderPreprocessor::add_region(int p_line, bool p_enabled, Region *p_parent_region) {
+	Region region;
+	region.file = state->current_filename;
+	region.enabled = p_enabled;
+	region.from_line = p_line;
+	region.parent = p_parent_region;
+	state->previous_region = &state->regions[region.file].push_back(region)->get();
+}
+
 void ShaderPreprocessor::start_branch_condition(Tokenizer *p_tokenizer, bool p_success) {
 	state->condition_depth++;
 
@@ -676,7 +711,7 @@ void ShaderPreprocessor::start_branch_condition(Tokenizer *p_tokenizer, bool p_s
 	} else {
 		SkippedCondition *cond = memnew(SkippedCondition());
 		cond->start_line = p_tokenizer->get_line();
-		state->skipped_conditions[state->current_include].push_back(cond);
+		state->skipped_conditions[state->current_filename].push_back(cond);
 
 		Vector<String> ends;
 		ends.push_back("else");
@@ -969,8 +1004,12 @@ Error ShaderPreprocessor::preprocess(State *p_state, const String &p_code, Strin
 	return OK;
 }
 
-Error ShaderPreprocessor::preprocess(const String &p_code, String &r_result, String *r_error_text, List<FilePosition> *r_error_position, HashSet<Ref<ShaderInclude>> *r_includes, List<ScriptLanguage::CodeCompletionOption> *r_completion_options, IncludeCompletionFunction p_include_completion_func) {
+Error ShaderPreprocessor::preprocess(const String &p_code, const String &p_filename, String &r_result, String *r_error_text, List<FilePosition> *r_error_position, List<Region> *r_regions, HashSet<Ref<ShaderInclude>> *r_includes, List<ScriptLanguage::CodeCompletionOption> *r_completion_options, IncludeCompletionFunction p_include_completion_func) {
 	State pp_state;
+	if (!p_filename.is_empty()) {
+		pp_state.current_filename = p_filename;
+		pp_state.save_regions = r_regions != nullptr;
+	}
 	Error err = preprocess(&pp_state, p_code, r_result);
 	if (err != OK) {
 		if (r_error_text) {
@@ -980,6 +1019,9 @@ Error ShaderPreprocessor::preprocess(const String &p_code, String &r_result, Str
 			*r_error_position = pp_state.include_positions;
 		}
 	}
+	if (r_regions) {
+		*r_regions = pp_state.regions[p_filename];
+	}
 	if (r_includes) {
 		*r_includes = pp_state.shader_includes;
 	}
diff --git a/servers/rendering/shader_preprocessor.h b/servers/rendering/shader_preprocessor.h
index a93fb680dd..41b574298d 100644
--- a/servers/rendering/shader_preprocessor.h
+++ b/servers/rendering/shader_preprocessor.h
@@ -58,6 +58,14 @@ public:
 		int line = 0;
 	};
 
+	struct Region {
+		String file;
+		int from_line = -1;
+		int to_line = -1;
+		bool enabled = false;
+		Region *parent = nullptr;
+	};
+
 private:
 	struct Token {
 		char32_t text;
@@ -134,10 +142,13 @@ private:
 		RBSet<String> includes;
 		List<uint64_t> cyclic_include_hashes; // Holds code hash of includes.
 		int include_depth = 0;
-		String current_include;
+		String current_filename;
 		String current_shader_type;
 		String error;
 		List<FilePosition> include_positions;
+		bool save_regions = false;
+		RBMap<String, List<Region>> regions;
+		Region *previous_region = nullptr;
 		RBMap<String, Vector<SkippedCondition *>> skipped_conditions;
 		bool disabled = false;
 		CompletionType completion_type = COMPLETION_TYPE_NONE;
@@ -167,6 +178,7 @@ private:
 	void process_pragma(Tokenizer *p_tokenizer);
 	void process_undef(Tokenizer *p_tokenizer);
 
+	void add_region(int p_line, bool p_enabled, Region *p_parent_region);
 	void start_branch_condition(Tokenizer *p_tokenizer, bool p_success);
 
 	void expand_output_macros(int p_start, int p_line);
@@ -188,7 +200,7 @@ private:
 public:
 	typedef void (*IncludeCompletionFunction)(List<ScriptLanguage::CodeCompletionOption> *);
 
-	Error preprocess(const String &p_code, String &r_result, String *r_error_text = nullptr, List<FilePosition> *r_error_position = nullptr, HashSet<Ref<ShaderInclude>> *r_includes = nullptr, List<ScriptLanguage::CodeCompletionOption> *r_completion_options = nullptr, IncludeCompletionFunction p_include_completion_func = nullptr);
+	Error preprocess(const String &p_code, const String &p_filename, String &r_result, String *r_error_text = nullptr, List<FilePosition> *r_error_position = nullptr, List<Region> *r_regions = nullptr, HashSet<Ref<ShaderInclude>> *r_includes = nullptr, List<ScriptLanguage::CodeCompletionOption> *r_completion_options = nullptr, IncludeCompletionFunction p_include_completion_func = nullptr);
 
 	static void get_keyword_list(List<String> *r_keywords, bool p_include_shader_keywords);
 	static void get_pragma_list(List<String> *r_pragmas);