terrain

package

v0.0.0-...-542943e Latest Latest Go to latest Published: Mar 22, 2016 License: MIT Imports: 3 Imported by: 0

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func AverageVec(vecs ...glm.Vec3) glm.Vec3

AverageVec returns the average of the vectors. they must be normalized.

func NewTerrain(heightmap [][]float32, scale float32) (lux.Mesh, error)

NewTerrain returns a (n-2)(n-2) heightmap. We need the 4 adjacent vertices to accuratelly calculate normals.

func NormalToPlane(v1, v2, v3 glm.Vec3) glm.Vec3

NormalToPlane returns the normal to the triangle defined by the 3 vertices given TODO: move to a math package

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