1 files changed, 148 insertions, 0 deletions
diff --git a/nodedef.go b/nodedef.go
new file mode 100644
index 0000000..5606452
--- /dev/null
+++ b/nodedef.go
@@ -0,0 +1,148 @@
+package mt
+
+import "image/color"
+
+type Param1Type uint8
+
+const (
+	P1Nothing Param1Type = iota
+	P1Light
+)
+
+type Param2Type uint8
+
+const (
+	P2Nibble Param2Type = iota
+	P2Byte
+	P2Flowing
+	P2FaceDir
+	P2Mounted
+	P2Leveled
+	P2Rotation
+	P2Mesh
+	P2Color
+	P2ColorFaceDir
+	P2ColorMounted
+	P2GlassLikeLevel
+)
+
+// A DrawType specifies how a node is drawn.
+type DrawType uint8
+
+const (
+	DrawCube DrawType = iota
+	DrawNothing
+	DrawLiquid
+	DrawFlowing
+	DrawLikeGlass
+	DrawAllFaces
+	DrawAllFacesOpt
+	DrawTorch
+	DrawSign
+	DrawPlant
+	DrawFence
+	DrawRail
+	DrawNodeBox
+	DrawGlassFrame
+	DrawFire
+	DrawGlassFrameOpt
+	DrawMesh
+	DrawRootedPlant
+)
+
+type WaveType uint8
+
+const (
+	NotWaving    WaveType = iota
+	PlantWaving           // Only top waves from side to side.
+	LeafWaving            // Wave side to side.
+	LiquidWaving          // Wave up and down.
+)
+
+type LiquidType uint8
+
+const (
+	NotALiquid LiquidType = iota
+	FlowingLiquid
+	LiquidSrc
+)
+
+// AlphaUse specifies how the alpha channel of a texture is used.
+type AlphaUse uint8
+
+const (
+	Blend AlphaUse = iota
+	Mask           // "Rounded" to either fully opaque or transparent.
+	Opaque
+	Legacy
+)
+
+type NodeDef struct {
+	Param0 Content
+
+	//mt:lenhdr 16
+
+	//mt:const uint8(13)
+
+	Name   string
+	Groups []Group
+
+	P1Type   Param1Type
+	P2Type   Param2Type
+	DrawType DrawType
+
+	Mesh  string
+	Scale float32
+	//mt:const uint8(6)
+	Tiles        [6]TileDef
+	OverlayTiles [6]TileDef
+	//mt:const uint8(6)
+	SpecialTiles [6]TileDef
+
+	Color   color.NRGBA
+	Palette Texture
+
+	Waving       WaveType
+	ConnectSides uint8
+	ConnectTo    []Content
+	InsideTint   color.NRGBA
+	Level        uint8 // Must be < 128.
+
+	Translucent bool // Sunlight is scattered and becomes normal light.
+	Transparent bool // Sunlight isn't scattered.
+	LightSrc    uint8
+
+	GndContent   bool
+	Collides     bool
+	Pointable    bool
+	Diggable     bool
+	Climbable    bool
+	Replaceable  bool
+	OnRightClick bool
+
+	DmgPerSec int32
+
+	LiquidType   LiquidType
+	FlowingAlt   string
+	SrcAlt       string
+	Viscosity    uint8 // 0-7
+	LiqRenewable bool
+	FlowRange    uint8
+	DrownDmg     uint8
+	Floodable    bool
+
+	DrawBox, ColBox, SelBox NodeBox
+
+	FootstepSnd, DiggingSnd, DugSnd SoundDef
+
+	LegacyFaceDir bool
+	LegacyMounted bool
+
+	DigPredict string
+
+	MaxLvl uint8
+
+	AlphaUse
+
+	//mt:end
+}