track

type Header struct {
	SunlightDirection, SunlightPitch float32
	RacerStartPositions              [8][3]float32
	NumTerrTypes                     uint16
	NumTerrTypeNodes                 uint16
	NumNavCoords                     uint16
	NumNavCoordLookupNodes           uint16
	Width, Depth                     uint16
}

type NavCoord struct {
	X, Z             uint16
	DistToStartCoord uint16 // Decider at forks, and determines racers' rank/place.
	Next             uint16
	Alt              uint16
}

type NavCoordLookupNode struct {
	NavCoord   uint16
	NextStartX uint16
	Next       uint16
}

type TerrCoord struct {
	Height         uint16
	LightIntensity uint8
}

type TerrTypeNode struct {
	Type uint8

	NextStartX uint16
	Next       uint16
	// contains filtered or unexported fields
}

type Track struct {
	Header

	NumTerrCoords  uint32
	TriGroupsWidth uint32
	TriGroupsDepth uint32
	NumTriGroups   uint32

	TerrTypeTextureFilenames []string

	TerrTypeRuns  []TerrTypeNode
	TerrTypeNodes []TerrTypeNode

	NavCoords           []NavCoord
	NavCoordLookupRuns  []NavCoordLookupNode
	NavCoordLookupNodes []NavCoordLookupNode

	TerrCoords []TerrCoord
	TriGroups  []TriGroup
}

type TriGroup struct {
	Data [triGroupNumDwords]uint32
}