mdl

type Model struct {
	Header        RawHeader
	Skins         []image.Image
	Triangles     []Triangle
	TextureCoords []TexCoords
	Frames        []SimpleFrame
}

type ModelVertex struct {
	Vertex      Vertex
	NormalIndex int
}

type RawHeader struct {
	Ident uint32 // magic number: "IDPO"

	Version uint32 /* version: 6 */

	Scale          Vertex /* scale factor */
	Translate      Vertex /* translation vector */
	BoundinGradius float32
	EyePosition    Vertex /* eyes' position */

	NumSkins   uint32 /* number of textures */
	SkinWidth  uint32 /* texture width */
	SkinHeight uint32 /* texture height */

	NumVertices  uint32 /* number of vertices */
	NumTriangles uint32 /* number of triangles */
	NumFrames    uint32 /* number of frames */

	Synctype uint32 /* 0 = synchron, 1 = random */
	Flags    uint32 /* state flag */
	Size     float32
}

type SimpleFrame struct {
	Name     string
	Vertices []ModelVertex
}

type Skin struct {
	Group uint32
	Data  []uint8
}

type TexCoords struct {
	Onseam uint32
	S, T   uint32
}

type Triangle struct {
	FacesFront  uint32
	VertexIndex [3]uint32
}

type Vertex struct {
	X, Y, Z float32
}