Falco Engine. 3D Engine. Game Engine.
Free cross-platform 3D game engine with C# scripting, Bullet physics and OpenAL audio.
Contact us: falcoware@gmail.com
Latest release date: 05.11.2022
Download Falco Engine 3.8.0.6 beta (Windows)Download Falco Engine 3.8.0.6 beta (Linux)
Download demo project
* Please remove an old engine installation completely before installing the new version
Version 3.8.0.6b changelog:
Revision 0:
- Linux version added
- Light culling improved
- Raycast improved
- Outline shader improved
- Sound stereo to mono conversion improved
- Animation editor keyframes not worked properly bug fixed
- New icons added
- UI editor small bugs fixed
- Serialization rewritten to be portable across different platforms. Old projects are not compatible with the new engine versions
- NavMesh builder small bugs fixed
- NavMesh not showed after rebuild bug fixed
- Lightmap baker small bugs fixed
- Duplicate objects static flags not copied bug fixed
- Model importer load wrong textures bug fixed
Revision 1:
- VideoPlayer component added
- AudioClip new API added
- Import assets not worked on linux bug fixed
- Time management improved
- Limit FPS option removed
- V-Sync added
- Drag & Drop over scene not worked bug fixed
- Audio playback wav files support improved
- AudioSource seek position improved
- Corrupted fonts and player crashes bug fixed
- Falco logo not centered in fullscreen mode bug fixed
- Change resolution in non exclusive fullscreen mode ability removed because it is not respected
- FileSystemWatcher not worked properly on linux bug fixed
- Missing libs added
- Bullet physics updated
- Linux progress dialog bad font fixed
Revision 2:
- Cubemap crashes fixed
- Image based lighting implemented
- Forward renderer removed
- "Add component" button added in inspector window
- Console window errors/warnings/infos turn on/off ability added
- Console window message full text panel added
- Console window new icons added
- Console window UI improved
- Cubemap error messages fixed
- Preview window resize ability improved
- Script compiler error logging improved
Revision 3:
- Constructive solid geometry (CSG) editor added
- Particle system physics added
- Mip maps for fonts added
- Inspector crash on near-zero size bug fixed
- Particle system glitches fixed
- Particle system editor undo/redo crash fixed
- Baked GI improved
- Console window shows errors as infos bug fixed
- MeshRendererEditor clear material ability added
- Camera FOV settings added in editor scene view
- Demo project updated
Revision 4:
- Run project in editor implemented
- Multiple viewports rendering improved
- Camera render targets management improved
- Project build crash fixed
- Double sided shadows implemented
- Editor UI depth not clearing bug fixed
- Terrain shaders IBL support added
- UI Editor improved
- Object delete keyboard key not worked properly bug fixed
- Camera preview window added
- Camera viewport settings improved
- Camera G-Buffer not resets bug fixed
- Editor camera input handling improved
- UI system improved
- TextInput UI component added
- Disabled modify ability for standard materials
- Input Manager keyboard and mouse callbacks improved
- UI Button improved
- UI Text rendering improved
- Assets window focus on new items during asset creation implemented
Revision 5:
- Selection of huge amount of objects is slow bug fixed
- Mesh auto LOD levels generator implemented
- MeshRenderer LOD implemented
- Crashes during reloading of an asset fixed
- Unset all static flags with only occlusion static enabled not worked bug fixed
- Cull mesh renderer over max LOD distance implemented
- GameObject find functions optimized
- Get list of all GameObjects optimized
- Fog implemented
- Camera focus on object improved
- Camera smooth focus added
- Primitives lightmap UVs support added
- Editor gizmo icons visible in runtime bug fixed
- CSG multiple models implemented
- CSG optimized
- CSG cylinder brush change top, bottom and middle materials ability added
- Lighting window edit properties undo/redo improved
- NavMesh CSG support added
Revision 6:
- Camera focus on object bug fixed
- CSG brushes gizmos improved
- Export level and selected objects to fbx/obj formats implemented
- Gizmo can overlap scene toolbar bug fixed
- Scene raycast not checking CSG Geometry bug fixed
- Camera orbit rotation implemented
- Grid improved
- Undo/redo crash fixed
Version 3.7.0.3b changelog:
Revision 1:
- Max textures limit increased
- Standard forward shader transparency support improved
- Directional light shadows improved
- Lighting optimized (frustum culling added)
- Shadow optimized
- Fixed the bug that cause a crash when trying to load deleted material
- Statistics window shows incorrect info bug fixed
- Copy render image to clipboard added
- Shadow caster shader textures handling improved
- Renderer code optimized
- Added different icons for lights
- Missing camera gizmo icon returned back
- Anisotropic filtering for back buffer added
- Text editor alignment comboboxes replaced with buttons
- Back buffer size management improved. GPU memory usage reduced
- Masked occlusion culling implemented
Revision 2:
- Animation editor implemented
- Procedural skybox shader improved
- Incorrect terrain grass shadows bug fixed
- Animation crop window improved
- TreeNode style improved
- Animation system improved
- Animation linear interpolation implemented
- Copy/paste local transformation of objects ability added
- Occlusion culling improved
- Occlusion culling enable/disable ability added
- Occlusion culling mesh LOD generator settings added
- Occlusion culling multiple cameras support added
- LOD preview added
Revision 3:
- Animation editor small bugs fixed
- Animation system improved
- 3D model editor small fixes
- Automatic search and apply textures to materials when importing 3d models implemented
- Extracting embedded textures into model files added
- Asset window not refreshes when new materials was created during model import bug fixed
- FXAA disabled by default. Default shadow map size of directional light changed to 2048px
- Static geometry batching implemented
- Light shadow bias adjusted
- Directional light shadow cascades worked wrong bug fixed
- Batched geometry implemented
- Lightmap baker improved. Batched geometry support added
- Animation editor reset when opened animation is deleted implemented
- Scene window toolbar redesigned
- Lightmap GI baking quality improved
- Lightmap GI baking speed increased
- Lightmap GI baking surface diffuse color support added
- Lightmap GI baking emission + diffuse color support added
- Standard shader roughness improved
- Transform editor UI improved
- Standard deferred shader emission improved
- Lightmap UV packer optimized
Version 3.6.0.5b changelog:
Revision 1:
- Copy/paste components undo redo crash fixed
- Ability to copy/paste singleton components multiple times bug fixed
- Prefab.Instantiate() calls Start before position and rotation was set bug fixed
- Prefab not reloading on update source file bug fixed
- GameObject, MonoScript API improved
- Materials doesn't save on first model loading bug fixed
- Camera Clone function not copies cullingMask and cullingFlags parameters bug fixed
- FPS Demo rocket launcher added
Revision 2:
- GameObject destroy function improved
- Mp3 loader crash fixed
- Camera look around speed increased
- Added API documentation
Revision 3:
- Clone vehicle component crash fixed
- Vehicle editor improved
- Copy/paste components improved
- Texture UV coordinates offset parameter added in standard deferred shader
- AudioSource pitch control added
- Materials created via editor not saved as references in scripts bug fixed
Revision 4:
- Nature demo crash fixed
- addComponent
- Spline editor crashes on add new points bug fixed
- Demo project updated
Revision 5:
- Project selector dark theme implemented
- Assets window textures preview icons added
- ImGui Progress dialog replaced with Win32 native dialog
- ComCtl styles for Win32 windows added
- TreeView node double click cause node rename bug fixed
- Tree impostors reflection on water doesn't work bug fixed
- Water reflections depth worked wrong bug fixed
- Fixed a video driver crash when creating a water surface mesh
Version 3.5.0.5b changelog:
Revision 1:
- RenderTexture destructor API added
- Mono method execute not worked for child classes not overriding this method bug fixed
- Improved files drag & drop in the assets window
- Assets renaming implemented
- Mono updated to the latest version
- External dlls support added
- Fixed crash on startup when no main assembly dll found in the project
- Better assembly reloading on recompile implemented
- Unused mono files removed
- Undo/redo added in editor
- QualitySettings API added
- PropAsset null value not worked properly bug fixed
- ImGUI dialog windows replaced with OS native
- AnimationEditor improved
- Spline component improved
- SplineEditor improved
- CameraEditor improved
- MeshRendererEditor improved
- Terrain mass place trees crash fixed when no trees prefabs added in terrain
- Terrain trees doesn't update on create bug fixed
- Documentation updated
- Terrain shows disabled trees, grass and meshes on mouse up bug fixed
- Terrain memory leaks fixed
- Terrain change size function improved
- Component system improved
- Copy paste components implemented
- GPU memory usage in editor optimized
- Transform values copy paste implemented
- Find objects API not worked bug fixed
- SSAO improved
Revision 2:
- Detect scene changes implemented
- Auto save scene on play implemented
- Sun shafts post effect added
- Camera orthographic projection mode added
- MeshRendererEditor change material undo redo added
- Sky sphere added
- Procedural skybox improved
- HierarchyWindow undo redo improved
- Inactive lights affecting objects bug fixed
- Grass shader lightmaps support added
- Tree leaves shader lightmaps support added
- Material set null texture parameter crash fixed
- Save scene prompt added on close editor
- Tree leaves shader not receive light fixed
- SSAO improved
Revision 3:
- Baked global illumination (preview) implemented
- Max layers increased to 32
- Raycast layer mask implemented
- Collision layer matrix implemented
- Lightmaps and NavMesh baking multithreading improved
Revision 4:
- F for focus on object implemented
- Editor settings save/load improved
- Terrain grass/trees/meshes bounding box visibility settings added
- Save/load UI layout implemented
- UI Windows drag & drop crash fixed
- ImGui updated to the latest version
- UI objects snap to grid implemented
- Some components can not be added multiple times implemented
- Resource reloading improved
- PlayerPrefs not worked in compiled game bug fixed
- New transform API added
- Menu item for add script to the objects implemented
- isVisible camera API added
- Code inside class constructor caused crash bug fixed
- Terrain collider improved
- NavMeshObstacle improved
- FPS demo improved
- AudioSource new API added
- AudioClip preview added
- Console window improved
Revision 5:
- Procedural mesh generate API added
- Procedural mesh demo added (script + scene)
- Default material not worked properly bug fixed
- Physics stability improved
- Script editor Transform field support added
- Particle system editor undo/redo crash in gravity modifier bug fixed
- RigidBody new API added
- FPS demo grenade added
- FPS demo player death implemented
Version 3.4.0.2b changelog:
Revision 1:
- Light render modes added (baked, mixed, realtime)
- Lightmaps baking optimized
- New Animation API added
- Lightmaps UV generator improved
- Custom lightmap size parameter added for MeshRenderer component
- SSAO image effect quality settings added
- Terrain rendering optimized
- Cubemap loading crash fixed
- NPoT to PoT textures convert implemented
- Standard unlit shaders added
Revision 2:
- Screen space local reflections (SSLR) post effect added
- Cubemap editor closing when trying to remove one of the side textures bug fixed
- Set layer and static flag for multiple objects implemented
- Empty cubemap random pixels in textures bug fixed
- SteamAPI achievements API added
- Buggy ImGUI Dialogs replaced with windows native dialogs
- Loading lightmaps from resource archive not worked bug fixed
- Compilation of scripts not worked on project create bug fixed
- SteamAPI demo updated
- UI Image set null texture crash fixed
- UI Button set null texture crash fixed
- Primitives wrong materials bug fixed
- Camera GBuffer textures access API added
- Camera direction, camera FOV auto uniforms added
- UI Text default font added
- ImGUI API replaced with native engine GUI
- GUI API demo script added
- Fog turn on/off settings added in Nature demo
Version 3.3.0.5b changelog:
Revision 1:
- Terrain demo scene updated
- Texture compression quality improved
- Texture compression quality settings added
- Prefab preview added
- Optimized grass shader added
- Optimized tree leaves shader added
- Mass place trees on terrain wizard added
- Water reflections improved
- Water reflections quality settings added
- Terrain tree impostor generator improved
- Terrain tree impostor lighting support added
- Dynamic resolution technique implemented
- Auto dynamic resolution adjustment depending on framerate implemented
- Gizmo snap to grid added
- Terrain detail meshes not displayed in player bug fixed
- Terrain editor smooth tool improved
- Particle system rendered in a wrong render queue bug fixed
Revision 2:
- Steam API added
- UI Mask component added
- Spline component added
- Spline API added
- Spline path follow demo script added
- Crash when delete ui component on selected object bug fixed
- Camera clear color not worked bug fixed
- Texture load from byte array API added
Revision 3:
- New Steam API added
- UIElements RaycastTarget flag added
- Text word wrapping implemented
- UI elements mouse hover depending on clipping rects implemented
- API gameObject.components added to get all components in array
- API component.isUIComponent added
- API isHovered added for UI elements
- API Canvas added
- addComponent API added
- New time API added
- UI ProgressBar added
- UI Slider added
- UI Checkbox added
- UI Scroll Area added
- UI ComboBox added
- UI ListBox added
- UI DraggableWindow added
- MonoScript component fields support added
- String arrays editor added in scripts
- GameObject clone API added
- UIElementEditor fit to parent function implemented
- UIElements sorting depending on z-coordinate implemented
- API Awake method added
Revision 4:
- Procedural skybox added
- Material with missing shader cause crash bug fixed
- Light API added
- RenderSettings API added
- DayTimeController demo script added
- Materials API improved
- Solution generator support folders implemented
- Tree billboard shader improved
- Particles shader ambient color support added
- Cursor jerking on lock bug fixed
Revision 5:
- Lightmap baker added
- Lightmap UV generator added
- Raycast improved
- Lighting is not worked properly on some AMD GPUs bug fixed
- Auto dynamic resolution is not worked properly bug fixed
- Random crash on loading scene bug fixed
Version 3.2.0.3b changelog:
Revision 1:
- Water component added
- Shader "hidden" flag added for hiding shaders
- Material auto sampler2D parameters added (backBufferColor, backBufferDepth)
- PlayerPrefs not worked bug fixed
- Move object to the first position in hierarchy not worked bug fixed
- Camera set custom view and projection matrices ability added
- Project exporter bugs fixed
Revision 2:
- Water smooth edges implemented
- Water reflections distance parameter added
- Water turn on/off reflections from skybox/objects parameters added
- Mp3 audio file format support added
- AudioClip utf-8 encoded file names not worked bug fixed
- AudioSource "loop" and "source file" properties cloning not working bug fixed
- Preview window added
- Texture preview added
- Material preview added
- 3D models preview added
- Cubemap preview added
- Terrain trees not rendered with forward shaders bug fixed
- Water not reflect some objects bug fixed
- Water caustics added
- Normal map scaling ability in standard shaders added
- Shadows improved. Memory usage reduced. Hardware multisampling added
- 3D models import settings added:
- global scaling
- import/generate normals
- normals smoothing angle
- optimize meshes
- FXAA added
- Button sliced mode rendering added
- Image sliced mode rendering added
- Button editor improved
- Image editor improved
- UI OnMouseButtonUp event callback improved
- Texture border settings added
- Build system crashes during project export bug fixed
Revision 3:
- Vehicle physics improved
- Vehicle editor improved
- ImGUI API added
- Primitives wrong normals fixed
- Standard shaders improved
- MipMap generator improved
- Vehicle gizmos added
- UI improved
- Terrain crash on load without cache bug fixed
- Exe icons added
- Color correction post effect added
Version 3.1.0.3b changelog:
Revision 1:
- Completely new rendering engine written from scratch (using bgfx)
- New highly-optimized terrain system
- New particle system
- New UI system with integrated editor
- New post-effects system
- New animation system
- New engine architecture with component-based system
- New material system
- New shader system
- Improved build system which find and exclude unused assets from the final build
- Optimized asset loader. Now assets converts to internal engine format on import stage and loads much faster
- Added various textures settings, such as compression method, aliasing and others
- Added support for rendering with multiple cameras which brings an ability for making a split-screen games
- Improved support of mono runtime, added new API
- Various bug fixes
Revision 2:
- Move files and folders implemented
- Font reload crash bug fixed
- C# exception log not working bug fixed
- Animation editor crash on change keyframes bug fixed
- transform.localRotation not worked bug fixed
- Particle system size modifier inaccurate work bug fixed
- MouseLook script in demo project improved
- Terrain raycasting in demo project improved
- Build NavMesh with no static objects in scene caused crash bug fixed
- Terrain deferred shader improved
- Camera get/set render target API added
- OnSceneLoaded event API added
- Added weapon scope in demo project
Revision 3:
- Nested shader list in material editor implemented
- Animation speed parameter added
- Model3DLoader crash when no normals defined bug fixed
- Ragdoll system improved, bugs fixed
- Ragdoll builder improved
- ConeTwistJoint added
- Skinned mesh not rendered outside skeleton bug fixed
- Shooting enemies demo added
- Material serialization crash when no folder exists bug fixed
Version 2.6.1.2 changelog:
Revision 1:
- Material is not updating in preview window bug fixed
- FixedJoint added
- Vehicle component added
- Vehicle demo added
- New Quaternion API added
- New primitives added
- FindObjectOfType, FindObjectsOfType inactive objects and components handling added
- FBX Loader wrong skeleton bones handling added
- Material editor cubemap drag & drop not worked fixed
Revision 2:
- FindObjectOfType added parameter to search/not search inactive objects
- Vehicle and FixedJoint components clone ability added
- Gizmo wireframe drawing improved
- Undo/Redo for objects transforms added
Build 1, revision 2:
- NavMesh multithreaded baking implemented
- NavMesh baking progress dialog added
Version 2.5.0.2 changelog:
Revision 1:
- Mouse wheel API added
- NavMeshAgent neighbours avoidance implemented
- Subclass checking added for FindObjectOfTypeT, FindObjectsOfTypeT and GetMonoBehaviour API's
- Late mixed shadows update on start bug fixed
- Weapons switching in demo implemented
- Animation system improved
- Prefab.Instantiate create objects in wrong positions in some cases bug fixed
- Audio stops on deactivating object implemented
- NavMesh builder memory leaks fixed
- Editor UI color scheme changed
- NavMesh load from zip implemented
- NavMesh keeps previous scene path when this scene is saved as new bug fixed
- Gizmo rotation glitches fixed
- FBX Scene crash while import animation in some cases fixed
- Gizmo not updating when changing transform via editor window bug fixed
- Gizmo is showing on top of the scene view toolbar bug fixed
- Forward renderer does not handle disabled lights bug fixed
- List is displayed with non existent tags and layers bug fixed
- Gizmo selection isn't removed bug fixed
- Crash when adding objects to terrain with empty list bug fixed
- Gizmo input handling improved
Revision 2:
- Forward shader compatibility bug fixed
- Emission improved
- Change light iteration type in materials API added
- Demo project updated
- 8 lights limitation removed for forward renderer
- Deferred shader cutout rendering support added
- UI Image color not copied on duplicate bug fixed
- Unicode support in CSharp scripts added
- NavMesh builder memory leaks fixed
- New GUI API added for rendering image with color tint
- Using fonts from paths that are not exists crash fixed
Version 2.4.1.3 changelog:
Revision 1:
- TimeScale added
- Node selection reset in hierarchy window on window restore bug fixed
- Preprocessor defines default values list added
- Terrain crash bug fixed
- Grass lighting and shadows support added
- Camera clear color property added
- Orthographic camera added
- Object tags added
- Inactive objects different color in hierarchy added
- Warning texture replaced
- Texture/Material/AudioClip focus on file added on click
- Terrain materials update bug fixed
- Forward shaders improved. HAS_DIFFUSE directive added
- Texture preview added in material editor
- New icons added
- Wrong far clipping plane fixed
- First camera became main camera not worked properly fixed
- Preview window not worked properly bug fixed
- Sound stopps at startup bug fixed
- Skybox not rendered when camera far clip distance was < 2000 bug fixed
- Wrong 3D sound fixed
- 2D sound mode added
- Joints duplicate crash fixed
- Joints auto configuring connected anchors feature added
- Grass not worked properly on some GPUs bug fixed
- Player not launched from editor in some cases bug fixed
- Terrain wrong collider position on Y-axis bug fixed
- Light type changing crash fixed
Revision 2:
- Tooltips added to Toolbars
- Added ability to remove assigned SkyBox material in scene
- Sound not worked properly bug fixed
- Small UI improvements
Build 0, revision 3:
- Crash occurs on canvas duplicate bug fixed
- Artifacts during copying render image to clipboard bug fixed
- Delete objects crash fixed
- Gizmo can select editor objects bug fixed
- Wav audio files support added
- FBX wrong skinning when more than one root bone in the hierarchy fixed
- Crash occurs with turned off rigidbodies at scene start fixed
- Animation end playing callbacks added
- Physics overlap sphere testing function added
- Console window auto scroll not worked bug fixed
- Animation resetting to the first frame after finishing playing bug fixed
- New audio API added for changing audio files in runtime
- Audio converting from stereo to mono improved
- Audio not playing full length bug fixed
- Materials API improved
- Camera.main API added
- Incorrect forward lighting in some cases bug fixed
- Random.Range API added
- Shaders API crash fixed
- Scripts copy/paste implemented
- Components copy/paste implemented
- Transform copy/paste implemented
- Float precision increased to 6 digits
- GameObject.FindObjectOfType function bug fixed
- API objects lose their c++ pointers after destruction of original objects bug fixed
- TreeView move nodes to the first position of root crash fixed
Build 1, revision 3:
- Navigation system dynamic obstacles added
- Forward shaders improved
- Broken materials on scene reload bug fixed
- Wrong indexes on newly created objects bug fixed
- Colliders takes objects size on create implemented
Version 2.3.1.2 changelog:
Revision 1:
- Gizmo centering modes added (pivot / center)
- Objects selection micro freezes fixed
- Normals computing improved (multithreading added)
- Editor random startup crash fixed
- Lost materials on primitives fixed
- Multipass material system implemented
- Scripts assigning crash fixed if script has class name different from file name
- FBX import crash fixed (when models cache directory does not exists)
- "F" for move to object not worked for canvas bug fixed
- Assets package can be exported in any existing file bug fixed
Build 1, revision 1:
- Material system improved
- Shaders hot reloading improved
- Incorrect shadows bug fixed
- Lost gizmo on object duplicate bug fixed
- Standard forward shader added
- Incorrect region lightmaps calculation in some cases bug fixed
Build 1, revision 2:
- Standard forward shaders added
- Material system simplified. Some shader parameters became automatic
- Different material types added in assets creation menu
- Windows 7 player launcher bug fixed
Version 2.2.0.4 changelog:
Revision 1:
- Shortcut keys disable when inputs handles keyboard implemented
- Camera control toolbar added
- Gizmo view cube size reduced
- Terrain brush gizmo added
- Terrain grass painting speed increased
- Material editor improved. Preprocessor defines replaced with checkboxes
- Press "F" to focus on selected objects implemented
- Prefab's TreeNodes color highlighting implemented
- Break prefab button added
- Prefabs saving improved
- Assets hot reloading implemented
- Static props recursive changing implemented
- AudioListener global pause function added
- AudioSource pause function added
- Sound jittering fixed
- Audio streamed playing implemented
- Light shadow bias property added
- Default shader optimized
- Particle system "Color Fader 2" affector crash fixed
- Objects deletion crash fixed
- Skinned mesh deformer improved
- UIElements scissor test scale ignoring fixed
- PlayerPrefs implemented
Revision 2:
- Physics triggers implemented
- Assets menu added to TreeView nodes
- Hierarchy drag & drop not worked in some cases fixed
- Properties drag & drop works in full width implemented
- Creating materials in project root not worked properly fixed
- Scenes loading crashed in some cases fixed
- Removed unused mono libraries
Revision 3:
- Deleting textures crash fixed
- FBX loader optimized and improved
- Property editor two columns view implemented
- Inspector properties drag-drop improved
- Matrix editors improved
- UI Elements inactive state ignoring bug fixed
Revision 4:
- Static batching implemented
- FBX loading speed increased
- Material editor jittering fixed
- Dynamic shadows optimized
- Materials lose their references in scripts bug fixed
- Engine crashes when selecting empty nodes with selection rectangle fixed
- Shadows settings reloading on the fly implemented
- Enable/disable shadows preference added for editor and game
- Editor camera far clip plane settings added
- Add/remove component crash fixed
- TreeView multiple selection crash fixed
- Terrain material not reloaded when changed fixed
Version 2.1.0.3 changelog:
Revision 1:
- Assets sorting implemented
- Text files preview added
- Dialog windows docking disabled
- Ragdoll editor improved
- FBX import improved
- Skeleton hierarchy display added
- Hierarchy nodes reordering implemented
- Physics: wrong center of mass calculation bug fixed
- FBX SDK updated to version 2020.0.1
- LibZip updated to version 1.6.1
- Hierarchy search added
- Assets search added
- Inspector not updated in some cases bug fixed
Revision 2:
- Terrain crashes in new created scenes bug fixed
Revision 3:
- Terrain crashes if saved outside of the project folder bug fixed