Method BoneMatrices

graphic/skeleton.go:50–60

BoneMatrices calculates and returns the bone world matrices to be sent to the shader.

(invMat *math32.Matrix4)

// BoneMatrices calculates and returns the bone world matrices to be sent to the shader.
func (sk *Skeleton) BoneMatrices(invMat *math32.Matrix4) []math32.Matrix4 {

	// Update bone matrices based on inverseBindMatrices and the provided invMat
	for i := range sk.bones {
		bMat := sk.bones[i].MatrixWorld()
		bMat.MultiplyMatrices(&bMat, &sk.inverseBindMatrices[i])
		sk.boneMatrices[i].MultiplyMatrices(invMat, &bMat)
	}

	return sk.boneMatrices
}