April 29, 2025

• New Engine and Core SDK release for the Apple tvOS platform.
• MuJoCo physics plugin for enhanced robotic and precision simulations.
• Introduced Inverse Kinematics plugin for Nodes and Bodies.
• GCC compiler compatibility.

• New MuJoCo Physics Plugin. Enables high-precision simulation for robotics and mechanical systems.
• New Inverse Kinematics Plugin. Jacobian-based solver supporting both positional and rotational targets. Automatically converts Slider, Hinge, and Ball joints from physics scene representations.
• Consistent Six Degrees Of Freedom joint behavior is now uniform across all physics plugins.
• Physics plugins now update joint positional parameters back into the engine for real-time state tracking.
• All motorized joints now support Servo motor mode with constant velocity across all physics plugins.
• The WebClient plugin now provides detailed information for HTTP error codes.

• Selection-by-Name Dialog has been added to the Explorer for quicker object access.
• Enhanced Joints configuration for precision and usability within the Explorer.
• Rotation and scale Explorer’s operations can now use Local, Common, or Selected centers.
• Improved JointSixDof configuration with sliders for more interactive control.
• Tellusim project file generator now supports creating Xcode projects for tvOS.

• New physics_domino, physics_ball, and physics_servo scenes have been added.
• New tests/platform/integer sample demonstrates native and emulated 64-bit integer operations.
• The tests/render/memory sample demonstrates minimal render and scene footprint.
• The tests/render/procedural demonstrates procedural object injection with full shadow support from fragment and compute shaders.
• SampleScene and SampleRender classes now maintain global self-pointers, making them always accessible during runtime.

• Device::bindBuffer() methods for sparse buffer memory allocations have been added.
• TellusimNumerical classes support variable-sized resources; storage shape is defined via templates, but computations can target smaller domains for all operations, including LU, QR, and SVD algorithms.
• TellusimSimd is now GCC-compatible. The float16_t type is encapsulated in the f16 sub-structure (replacing the unnamed struct).
• SpatialTree::dispatchIndirect() now accepts a flags argument to allow update-only BVH indirect operations.
• New RenderDraw::drawArc() method supports drawing arc shapes.
• New RenderRenderer::FlagSurfaceTextures flag applies Texture::FlagSurface to all RenderFrame textures.
• Scene rendering now allows custom shadow and reflection intersection shader functions via the SceneRenderer interface.
• Added callbacks for deferred light kernel creation and bind operations.
• Motor stiffness and damping coefficients added to all motorized joints.
• New system/TellusimtvOS header added for tvOS-specific methods.
• Cache directory name is now available through iOS and tvOS interfaces.
• New Atomici64 type added to core/TellusimAtomic.h.
• Locking behavior of SixDof joints changed; setLinear|AngularLock() now uses a mask to control axes.

• GCC compiler compatibility.
• Added support for i|umulExtended, uaddCarry, and usubBorrow GLSL functions across all platforms.
• OpenCL-based GPU core and memory queries have been added to the Info class, providing detailed GPU information on macOS.

March 23, 2025

• Added support for game controllers (Xbox, DualSense, DualShock, Nintendo Pro Controller, and generic joysticks) across all platforms.
• Improved physics engine plugin integration.
• Introduced a debug visualization API for enhanced real-time debugging.
• Implemented an Internal Color dialog for a more streamlined UI experience.
• Major improvements to the Explorer.

• Explorer has two icon sets for best icons visualization over different monitor DPIs.
• Executor and Explorer update the Controller class for automatic controller support.
• Explorer now supports multiple control info callbacks (allowing body info to be displayed within node info).
• Basic physics visualization (shapes and joints) has been added to Explorer.
• Inertia tensor information is now available in Explorer.
• All runtime parameter editors have been refactored to support right-click editing, expanding the range of editable types.
• Explorer has been migrated to the Internal Color dialog.
• Scale parameter has been added to the MeshAnimation import Explorer extension.
• The MeshPrimitive extension now correctly handles internal shapes during object editing.
• ScriptFlow and MaterialFlow extensions now use the Internal Color dialog.
• Improved geometry combination performance in the Mesh tool.

• Added 12 Hello Controller manual sample.
• Added tests/system/desktop for the Desktop class.
• Added tests/system/controller for the Controller class.
• Added new physics samples for each physics plugin (Box2D, Bullet, Jolt, PhysX), including 6dof, friction, hinge, impulse, restitution, shapes, and slider.
• Added scripts/script_node_flow_controller, a sample demonstrating flow-based virtual controller animation based on real controller events.
• Added scripts/script_node_flow_keyboard, a sample showcasing flow-based node control using window keyboard events.

• Introduced a new interface/color plugin for controls-based color dialog support.
• Box2D now supports capsule and cylinder shapes.
• The Box2D plugin has been updated to the latest Box2D library.
• The Jolt plugin has been updated to the latest Jolt library.
• All physics plugins now support engine-driven parameter updates, including friction, forces, impulses, shapes, and joints.
• Physics plugins now provide real-time velocity values to the engine.
• The default number of ControlFlow types has been increased to 512.
• ControlCallback has been added to ControlFlow to support custom color dialogs.
• PolyHaven and Sketchfab plugins now reduce preview image brightness when a modal control is present.
• ScriptFlow now includes guards to prevent assertion failures caused by invalid parameters (e.g., getting a child by index).
• The ControlFlow node dialog now displays the current node parameter value.

• The number of Tellusim::Function<> template arguments has been increased to 9.
• ControlRoot now includes a mouse offset parameter, allowing callback handlers to evaluate control offset/scale values when embedded within a ControlArea.
• Added a ‘disabled modal state’ option to ControlRoot, allowing modal focus without dimming other controls.
• Introduced new Mesh|BrepNode|Node|ObjectNode|Material::findChild|getChild() methods that accept literal name arguments.
• Introduced a movable flag for ControlDialog to restrict movement.
• Added InsideCallback to ControlRect for non-rectangular control shapes.
• Added MatrixNxM::outer() product operator.
• Implemented math operations between MatrixNxM types, including addition, subtraction, and scalar multiplication.
• RenderDraw now supports debug primitives visualization, including lines, quadratics, cubics, arrows, rectangles, quads, circles, boxes, spheres, cylinders, and capsules.
• Added a bias parameter to RenderDraw, allowing controllable depth overlap during rendering.
• BodyRigid axes locks are now controlled by BodyRigid flags instead of dedicated methods.
• Added BodyRigid::FlagKeepAwake that prevents Body from sleeping.
• Added BodyRigid::addForce(), addTorque(), addLinearImpulse(), and addAngularImpulse().
• BodyRigid::updateMass() now recalculates body mass and inertia during the next update.
• Added control over maximum linear and angular velocities for BodyRigid.
• Each SceneGraph entity now includes is*Updated() flags for better interoperations.
• Game Controller support has been added for Windows, Linux, macOS, Android, and iOS. On Windows, the system uses GameInput if available, falling back to XInput by default.

• The quat_to_mat4x3() function has been added to SceneMath.shader
• The get_body_transform() function has been added to SceneBodies.shader
• The get_num_graph_nodes() and get_graph_base_node() functions have been added to SceneGraphs.shader
• Introduced the base_scene_body member to the RenderFrame structure for accessing all body parameters.

• Tangent-space generation performance dramatically increased for meshes with same normals (giant planes).
• PrefixScan and RadixSort now correctly detect the presence of FlagIndirect for dispatchIndirect() operations.
• Corrected joint body assignment during all scene clone operations (nodes, bodies, graphs, scenes).
• Joystick events have been added to the Android activity.
• Corrected window and DialogMenu icon creation on Windows.
• Improved retina-aware DialogMenu icon rendering on macOS.
• New macOS devices have been added to Info class.

February 23, 2025

• Introduced node-based API scripting.
• Added support for an unlimited number of mesh morph targets.
• Correct deformed morph geometries tracing.
• Fixed correct normal calculations for non-uniformly scaled objects when using the non-uniform material option.

• MeshAnimation Explorer extension for animation importing and retargeting has been added.
• SceneScriptFlow Explorer extension, which enables ScriptFlow functionality, has been added.
• ScenePrefab extension with Scattering and all Physics plugins has been added to the Explorer.
• Fragment and Compute app templates have been added to the project tool.

• MaterialFlow iridescent and marble material samples.
• Object mesh morph sample.
• Many new ScriptFlow samples have been added.

• ScriptFlow plugin now offers node-based Tellusim API scripting.
• More socket shapes have been added to ControlFlow.
• ControlFlow type masks now support up to 384 types.
• ControlElement has a new color multiplier parameter.
• Many new nodes have been added to the MaterialFlow plugin.
• Physics plugins support dynamic gravity changes.
• Physics plugins automatically handle body/shape/joint removals.
• Reflection plugin provides information about enums and callbacks.
• ARLink plugin (client to the Tellusim ARLink app) enables real-time facial animation.

• New MeshAttribute::TypeIndex attribute type acts as an index to the optimized (source) position attribute. Morph target attributes can be stored in a compact form and accessed via this index.
• Control of the ControlSplit size is now managed within the ControlRoot interface.
• Pressed callback has been added for ControlSlider.
• ObjectMesh::FlagSkeleton transforms the parent NodeObject into the source skeleton for all child nodes (e.g., different clothes on a character).
• ObjectAnimation::setEmbedded()|isEmbedded() flag controls animation embedding within the scene.
• ControlTree now returns the currently focused item for tooltips.
• Expressions now accept non-default matrix names.
• Trigonometric operations have been added for Vector<> types.
• Script scene classes can now store source code inside scene files.
• Object::createLocal()|GlobalTransforms() methods have been added for simple hierarchical node operations.
• A dedicated morph target buffer has been added to ObjectMesh.
• geometry/TellusimLine.h provides line-related math utilities.
• math/TellusimNoise.h provides Perlin and fractal noise samplers.

• Internal FBX loader now supports blend shapes.
• Updated mesh file format effectively compresses blend targets by storing only modified data.
• Default camera’s ZFar clip plane is Maxf32.
• Default point light radius is 100.
• Matrix4x3f type has been added to the Expression parser.

• Corrected skinned NodeObject bounding box visualization.
• Script::setParameter(), Material::setUniform(), and Material::setTexture() now no longer cause assertions when an invalid name is provided.