Slopefoil Normal Maps

Slopefoil is an offline height-to-normal workshop for iPhone and iPad. Make actual texture files from your owned PNG and keep the source and controls together. SHAPE THE SURFACE Import a static 8-bit height PNG from Files, or restore a Slopefoil project JSON. Choose stored Luma, Red, Green, Blue or Alpha as height. Adjust slope strength, box smoothing, height inversion and Wrap or Clamp edges. Undo the last 20 control changes. Save up to eight treatments per project. SEE WHAT YOU MAKE Switch between processed Height, actual +Y Normal and an illustrative lit plane. Adjust light azimuth, elevation and softness. These preview controls do not change exported normals. Inspect a 2x2 repeat and actual opposite-edge height differences. Wrap changes sampling; it does not make a non-seamless image seamless. TAKE REAL FILES Export opaque RGBA8 Normal-PlusY.png and Normal-MinusY.png, processed…