Non Affine, Tech Art, Transformation Matrices, Unity3d, Shaders.
looking at the vector (-1, 0., -1). I need a vector which has a dot product of 0 with this vector. Since I have a 0 as one of the components, y in this case, finding this vector is very easy. Take any number for y, and leave x and z as zero. It doesn’t matter which number you take for y, the dot