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features.md

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Features

  • General
    • Modern C++14 code
    • Clean layered design
    • Modular & plugin based
    • Fully documented
    • Platforms: Windows, Linux, macOS
  • Renderer
    • Vulkan, DX11 and OpenGL 4.5 render backends
    • Multi-threaded rendering
    • Node based compositor
    • Modern high fidelity graphics
      • Fast hybrid tiled deferred / clustered forward renderer
      • Physically based shading
      • Area light sources
      • Reflection probes with geometry proxies
      • Indirect illumination via irradiance maps
      • Screen space reflections
      • HDR rendering
        • Automatic eye adaptation
        • Tonemapping with adjustable curve
        • White balance
        • Color grading
      • Gamma correct rendering
      • MSAA (both forward and deferred)
      • Shadows
        • Percentage closer shadows
        • Cascaded shadow maps
      • Deferred decals
    • Post processing effects
      • Screen space ambient occlusion (SSAO)
      • Gaussian depth-of-field
      • Bokeh depth-of-field
      • Bloom
      • Lens flare
      • Fast approximate anti-aliasing (FXAA)
      • Film grain
      • Chromatic aberration
      • Temporal anti-aliasing (TAA)
    • Extensive material & shader system
      • Custom high level shading language (BSL)
        • Unified shader code for all render backends
        • HLSL-based with high level extensions
        • Complete material definitions in a single file
        • High level concepts like mixins and overloads
      • Low level shader parsing and reflection for HLSL and GLSL
      • Shader bytecode caching
    • Low-level rendering API
      • Fully featured, backend agnostic wrapper for Vulkan/DX/OpenGL
      • Full support for all SM5 features, including:
        • Geometry, tesselation and compute shaders
        • Instanced rendering
        • Texture arrays and GPU buffers
        • Unordered access textures and buffers
      • Designed to support the next generation of render backends (i.e. Vulkan), including features:
        • Pipeline state objects
        • Command lists
        • GPU queues (async compute and upload)
        • Explicit multi-GPU support
    • Fully extensible
      • Plugin based render backends
      • Plugin based renderer
      • Support for renderer extensions
  • Asset pipeline
    • Built-in support for third party formats:
      • FBX, OBJ, DAE meshes
      • PNG, PSD, BMP, JPG, etc. images
      • OTF, TTF fonts
      • OGG, FLAC, WAV, MP3 sounds
      • HLSL, GLSL shaders
    • Asynchronous resource loading
    • Asynchronous resource import
    • Resource compression
    • Extensible importer system
  • GUI system
    • All common GUI controls
      • Text
      • Image
      • Button
      • Input box
      • Drop down
      • Slider
      • Checkbox
      • Scroll area
      • And support for custom controls
    • Unicode text rendering and input
    • Easy to use layout based system
    • Fully skinnable
    • Automatic batching for fast rendering
    • Supports texture atlases
    • Supports arbitrary 3D transformations
    • Localization support (string tables)
  • Animation
    • Skeletal animation with skinning
      • 1D and 2D animation blending
      • Additive animation support
      • Animation events
      • Root bone animation
      • Animation sockets for animating in-game objects
      • Post-processing hooks for IK support
    • Blend shape animation
    • Multi-threaded and GPU accelerated
  • Input
    • Mouse/keyboard/gamepad support
    • Provides both raw and OS input
    • Virtual input with built-in key mapping
    • Virtual axes for analog input devices
  • Physics
    • Implemented using NVIDIA PhysX
    • Multi-threaded for best performance
    • Abstract plugin interface extensible for other physics implementations (e.g. Havok, Bullet)
    • Supported features
      • Colliders (Box, Sphere, Capsule, Mesh)
      • Triggers
      • Rigidbody
      • Character controller
      • Joints (Fixed, Distance, Hinge, Spherical, Slider, D6)
      • Scene queries
      • Collision filtering
      • Discrete or continuous collision detection
  • Particles
    • Dual system
      • Multi-threaded CPU simulation
      • Hardware accelerated GPU simulation
    • Distribution based properties
      • Constant
      • Random range
      • Curve
      • Random curve range
    • In-depth emission rules
      • Primitive emitters
        • Box, Sphere, Cone, Rectangle, Circle, Line
        • With customizable properties and emission modes
      • Static mesh emitter
      • Animated (skinned) mesh emitter
      • Continous or burst emission
      • Variety of tweakable initial particle properties
    • Customizable CPU evolver design
      • Modify particle properties over their lifetime
      • Variety of built-in evolvers provided
      • Extensible design to create your own
    • Particle collisions
      • World collisions with physics objects
      • Plane collisions with user defined planes
      • Depth buffer based GPU-only collisions
    • Texture animation
    • Particle sorting
    • Billboard or 3D particles
    • Soft particle rendering
    • Vector field import and simulation
  • Scripting
    • C# 7.0
    • Separate high level engine API
    • Integrated runtime for maximum performance
    • Full access to .NET framework
    • Integration with Visual Studio, MonoDevelop
    • Automatic serialization
      • Works with custom components, resources or arbitrary types
      • Save/load data with no additional code
      • Handles complex types (e.g. array, list, dictionary) and references
      • Fast and small memory footprint
  • Audio
    • 3D sounds (panning, attenuation, doppler effect) and 2D sounds (music, narration)
    • On-the-fly streaming and decompression
    • Multi-channel support up to 7.1 sound
    • Multiple listener support for split-screen
    • Multiple backends
      • OpenAL
      • FMOD
      • Extensible to others
  • Other
    • CPU & GPU profiler
    • Advanced run-time type information for C++ code
      • Iterate over class fields, safely cast objects, clone objects, detect base types
      • Find references to specific objects (e.g. all resources used in a scene)
      • Serialize/deserialize with no additional code and with automatic versioning
      • Generate diffs
    • Vector (SIMD) instruction API
      • Compiles transparently to all popular instruction sets
      • SSE4.1, AVX, AVX2, AVX512 NEON, NEONv2 and others
    • Utility library
      • Math
      • File system
      • Events
      • Thread pool
      • Task scheduler
      • Logging
      • Debug drawing
      • Crash reporting
      • Unit testing
      • Custom memory allocators