Simply add control points to the warp and drag them to where you want your content to be.
Then simply drag the four corners of your content where you want them to be on the wall. For best results, disable any keystone correction on the projector. Use it to exactly project your content on a rectangular area on a wall or building, regardless of how your projector is setup. There are three types of warps available: Projection warping is the process of manipulating an image so that it can be projected onto flat or curved surfaces without distortion. This is extended port of the Cinder-Warping block by Paul Houx.
