tantien

Data-driven game engine.

Features

Visual programming

Nodes for everything: shader, render pipeline, material, vfx, gui, ai, geometric edit, postprocessing, physical modeling, image processing, trigger event, scene modeling...

Declarative programming

Constraint-based, rule-based and functional programming.

Procedural generation

Procedural content generation.

Editors

blueprint

Based for each editors

Features

• custom node
• subgraph
• ...

Nodes

• math : Boolean, Integer, Number, Number2, Number3, Number4, Matrix, Add, Subtract, Multiply, Divide, Radians, Sin, Cos, Clamp, Reciprocal, Negate, Abs, Length, Rect, Floor, Ceil,
• logic : AND, OR, NOT,
• camera : Camera2d, Camera3d, OrbitCamera, Lookat, Orthographic, Perspective,
• transform : Scale, Rotate, Translate,
• constant : Time, Viewport,
• data : Array, Combine, Fetch, Merge, Split, ListClear, ListAdd, ListAddF, ListRemove, ListShift, ListPopBack, ListBack, IsEmpty,
• control : flow Block, Loop, LoopF, ForEach, Branch, BranchF, SwitchF, Compare, Finish, Group,
• tools : Commentary, Custom, Print, Proxy, Expand, Store, Load, Variable, Swap, Assignment, Debug, IsNull, Cache, ClearCache,
• subgraph : Input, Output, Property, Subgraph,

rendergraph

Terrain

Cel Shading

Sample from Jorge Jimenez's separable-sss SSSS

Sample from learnopengl SSAO

Features

• auto gen shader uniforms
• operable nodes

* ...

Nodes

• vertex : Model, Gltf, PrimitiveShape, VertexArray,
• resource : Shader, Texture, Cubemap, RenderTarget, RenderBuffer,
• operate : Clear, Compute, Draw,
• control : Pass,
• tools : ShaderCode,

terraingraph

Noise and erosion

Brush

Noise brush

Features

• multiple brushes

Nodes

• generator : Gradient, Worley,
• combiner : Combiner,
• filter : Gaussian, Incline, ScaleBias, Step, Transform,
• natural : Erosion, ThermalWeathering,
• selector : SelectHeight, SelectSlope,
• edit : Brush,

shadergraph

Features

• use spir-v AST instead of combine shader strings

Nodes

• input-geometry : Normal, TexCoord, WorldPos,
• utility-shader : FragColor, Uniform,
• math : Cross, Dot, Normalize, Max, Min, Mix, Reflect, RotateX, RotateY, RotateZ, Pow, Sqrt,
• control : Kill, Return,
• tools : Parameter, SampleTexture, TBN, ShaderGen,

sdfgraph

Sample from Jamie Wong's tutorial Ray Marching and Signed Distance Functions

Nodes

• primitive : Sphere, Box, RoundBox, BoxFrame, Torus, CappedTorus, Link, InfiniteCylinder, Cone, InfiniteCone, Plane, HexagonalPrism, TriangularPrism, Capsule, VerticalCapsule, VertCappedCylinder, CappedCylinder, RoundedCylinder, VertCappedCone, CappedCone, SolidAngle, VertRoundCone, RoundCone, Ellipsoid, Rhombus, Octahedron, Pyramid, Triangle, Quad,
• operation-alterations : Elongate, Rounding, Onion,
• operation-combinations : Union, Subtraction, Intersection, SmoothUnion, SmoothSubtraction, SmoothIntersection,
• operation-positioning : Translate, Scale, Rotate, Symmetry, InfiniteRepetition, FiniteRepetition,
• operation-deformations and distortions : Displace, Twist, Bend,

noisegraph

Nodes

• noise : PerlinNoise, BillowedNoise, RidgedNoise,
• turbulence : Turbulence, IqTurbulence, SwissTurbulence, JordanTurbulence, Erosion1Turbulence, Erosion2Turbulence, DistortTurbulence,
• deriv : PerlinNoisePseudoDeriv, PerlinNoiseDeriv, NoiseDeriv,
• tools : Dither,

pbrgraph

IBL

Sheen

Clearcoat

Transmission

Nodes

• Specular BRDF distribution : D_GGX, D_GGX_Anisotropic, D_Charlie,
• Specular BRDF visibility : V_Kelemen, V_Neubelt, V_Sheen, V_Smith, V_SmithGGXCorrelated, V_SmithGGXCorrelated_Anisotropic,
• Specular BRDF fresnel : F_Schlick,
• Specular BRDF : Fr_CookTorrance,
• Diffuse BRDF : Fd_Burley, Fd_Lambert, Fd_Wrap,
• Tools : EnergyConservation, Shadergraph, SrgbToLinear, GammaCorrection, IorToRoughness, MirrorLight, IorToF0,

pixelgraph

Nodes

• artistic-adjustment : ChannelMixer, Contrast, Hue, InvertColors, ReplaceColor, Saturation, WhiteBalance,
• uv : Flipbook, PolarCoordinates, RadialShear, Rotate, Spherize, TilingAndOffset, Twirl,
• procedural-shapes : Checkerboard, Ellipse, Polygon, Rectangle, RoundedPolygon, RoundedRectangle,

aigraph

Nodes

• behavior tree : Sequence, Selector, Parallel, Condition, Repeat,
• tools : BehaviorTree,

editorgraph

Nodes

• event : MouseLeftDown, MouseLeftUp, MouseRightDown, MouseRightUp, MouseLeftDrag, MouseMove, KeyPressed, KeyReleased, BlueprintChanged, LeaveRuntimeMode, EnterRuntimeMode,
• tools : Trigger, CoordTrans, IsKeyPressed, Ticker, Dirty,

geograph

Primitive shapes

Parametric mesh generation

Nodes

• shapes : Line, Rect, Circle, Polyline, Polygon,
• constraints : Distance,
• operations : CopyAndTranslate,
• actions : Translate,
• test : IsContain, IsIntersect,
• tools : DrawGeometry, ConstraintSolver, AABB, Resample,

physicsgraph

Nodes

• objects : World, Body, Fixture, BodyInfo, Chain,
• joints : RevoluteJoint, PrismaticJoint, DistanceJoint, MouseJoint, WheelJoint,
• force : ApplyForce, ApplyTorque, ApplyLinearImpulse, ApplyAngularImpulse,
• setter : SetLinearVelocity, SetTransform, SetMotorSpeed,
• operate : Simulation, UpdateWorld, RemoveBody,
• events : BeginContact, EndContact, PreSolve, PostSolve,
• tools : BodySelector,

ppgraph

Nodes

• SweetFX : Ascii, Border, CAS, CRT, Cartoon, ChromaticAberration, Cineon, ColorMatrix, Curves, FakeHDR, FilmGrain, LUT, Levels, LiftGammaGain, LumaSharpen, Monochrome, Nostalgia, Splitscreen, Technicolor, Technicolor2, Tint, Tonemap, Vibrance, Vignette,
• prod80 : ColorGamut, ColorSpaceCurves, CurvedLevels, ShadowsMidtonesHighlights, BlackAndWhite, ColorBalance, ColorIsolation, ColorTemperature, SaturationLimiter, SelectiveColor, SelectiveColor2, Technicolor3, LumaSharpen2,
• components : GaussianHori, GaussianVert,

scenegraph

Nodes

• dataset : Sprite, Combine,
• operations : Transform,
• tools : DrawSprite,

Building

First clone the project & submodules:

git clone git@github.com:TanTien-Engine/tantien.git
cd tantien
git submodule update --init --recursive

Windows

open platform/windows/tantien.sln copy dlls (from platform/windows/lib)

Run: editor.exe rendergraph