👤📚 Users documentation

• 🛠 Tutorials
  • 🔰 Starter tutorial
    • Installing the viewer
    • Creating a simple scene in Python
    • Making a simple composition
    • Animating values
    • Transforming geometries
    • Exposing parameters
    • Controlling the visibility of objects
    • Diving into the documentation
• 💡 How-to guides
  • Installation
    • Download
    • Method 1: quick user build & installation
      • Linux and MacOS
      • Windows (MinGW64 toolchain)
      • Windows (MSVC toolchain)
    • Method 2: manual components installation
      • libnopegl (the core library)
      • ngl-tools
      • pynopegl (the Python binding)
      • pynopegl-utils (the Python utilities and examples)
  • Creating shapes
  • Creating transforms
  • Displaying content using Render nodes
    • Render with custom shaders
  • Using blending modes
  • Using time range filters
  • Using Eval* nodes
  • Animating and displaying paths
  • Using the C API
    • Compilation and linking with nope.gl
    • Create and configure the rendering context
    • Constructing a scene
      • Method 1: de-serializing an existing scene
      • Method 2: getting the scene from Python
      • Method 3: crafting the scene in C
    • Drawing
    • Exit
• ⚙️ Discussions and explanations
  • Standalone build environment
  • Shaders
    • Vertex shader
      • Builtin inputs
      • User inputs
      • Builtin variables
      • User variables
      • Output position
      • Outputs (to fragment)
    • Fragment shader
      • Inputs
      • User variables
      • Output color
    • Textures
    • Blocks
  • Media time remapping
    • Time anim key frames
      • Limitations
    • Time range filters
    • Behind the scene
  • Graphic configuration
    • Defaults
    • Inheritance
    • Future directions / improvements
      • Grouping settings
      • Undesired inheritance
      • Blocking down inheritance automatically
  • How the Noise node works
    • Nodes
      • Seed
    • Algorithm
      • Random source
      • Random signal
      • Interpolants
      • Accumulation
  • Scopes
    • Introduction
    • Requirements
    • RenderHistogram
    • RenderWaveform
    • ColorStats
• 🗜 Reference documentation
  • Nodes
    • AnimatedBuffer*
    • AnimatedColor
    • AnimatedPath
    • AnimatedTime
    • AnimatedFloat
    • AnimatedVec2
    • AnimatedVec3
    • AnimatedVec4
    • AnimatedQuat
    • AnimKeyFrameFloat
    • AnimKeyFrameVec2
    • AnimKeyFrameVec3
    • AnimKeyFrameVec4
    • AnimKeyFrameQuat
    • AnimKeyFrameColor
    • AnimKeyFrameBuffer
    • Block
    • Buffer*
    • Camera
    • Circle
    • ColorKey
    • ColorStats
    • Compute
    • ComputeProgram
    • FilterAlpha
    • FilterColorMap
    • FilterContrast
    • FilterExposure
    • FilterInverseAlpha
    • FilterLinear2sRGB
    • FilterOpacity
    • FilterPremult
    • FilterSaturation
    • FilterSelector
    • FilterSRGB2Linear
    • FastGaussianBlur
    • GaussianBlur
    • Geometry
    • GraphicConfig
    • GridLayout
    • Group
    • Identity
    • IOVar*
    • EvalFloat
    • EvalVec2
    • EvalVec3
    • EvalVec4
    • Media
    • Noise*
    • Path
    • PathKeyBezier2
    • PathKeyBezier3
    • PathKeyClose
    • PathKeyLine
    • PathKeyMove
    • Program
    • Quad
    • Render
    • RenderColor
    • RenderDisplace
    • RenderGradient
    • RenderGradient4
    • RenderHistogram
    • RenderNoise
    • RenderPath
    • RenderTexture
    • RenderToTexture
    • RenderWaveform
    • ResourceProps
    • Rotate
    • RotateQuat
    • Scale
    • Skew
    • SmoothPath
    • Text
    • TextEffect
    • Texture2D
    • Texture2DArray
    • Texture3D
    • TextureCube
    • TextureView
    • Time
    • TimeRangeFilter
    • Transform
    • Translate
    • Triangle
    • StreamedInt
    • StreamedIVec2
    • StreamedIVec3
    • StreamedIVec4
    • StreamedUInt
    • StreamedUIVec2
    • StreamedUIVec3
    • StreamedUIVec4
    • StreamedFloat
    • StreamedVec2
    • StreamedVec3
    • StreamedVec4
    • StreamedMat4
    • StreamedBufferInt
    • StreamedBufferIVec2
    • StreamedBufferIVec3
    • StreamedBufferIVec4
    • StreamedBufferUInt
    • StreamedBufferUIVec2
    • StreamedBufferUIVec3
    • StreamedBufferUIVec4
    • StreamedBufferFloat
    • StreamedBufferVec2
    • StreamedBufferVec3
    • StreamedBufferVec4
    • StreamedBufferMat4
    • UniformBool
    • UniformInt
    • UniformIVec2
    • UniformIVec3
    • UniformIVec4
    • UniformUInt
    • UniformUIVec2
    • UniformUIVec3
    • UniformUIVec4
    • UniformMat4
    • UniformFloat
    • UniformVec2
    • UniformVec3
    • UniformVec4
    • UniformColor
    • UniformQuat
    • UserSelect
    • UserSwitch
    • VelocityFloat
    • VelocityVec2
    • VelocityVec3
    • VelocityVec4
  • Parameter types
  • Parameter flags
  • Constants for choices parameters
    • colorspace choices
    • easing choices
    • memory_layout choices
    • selector_component choices
    • selector_drop choices
    • selector_output choices
    • topology choices
    • blend_factor choices
    • blend_operation choices
    • component choices
    • function choices
    • stencil_operation choices
    • cull_mode choices
    • precision choices
    • nopemd_log_level choices
    • nopemd_hwaccel choices
    • interp_noise choices
    • blend_preset choices
    • gradient_mode choices
    • scope_mode choices
    • noise_type choices
    • scale_mode choices
    • valign choices
    • halign choices
    • writing_mode choices
    • text_target choices
    • format choices
    • filter choices
    • mipmap_filter choices
    • wrap choices
  • pynopegl
    • Parameters in constructors
    • Parameter type to method correspondence
  • pynopegl-utils
    • Controller scenes
    • Controller widgets
      • scene.Range
      • scene.Vector
      • scene.Color
      • scene.Bool
      • scene.File
      • scene.List
      • scene.Text
    • Controller hooks
      • get_sessions()
      • get_session_info
      • sync_file
      • scene_change
  • NGL tools
    • ngl-player
    • ngl-render
    • ngl-python
    • ngl-serialize
    • ngl-desktop
    • ngl-ipc
    • ngl-probe
    • Player keyboard controls
  • Eval
    • Constants
    • Functions