MB86290A Datasheet, PDF (89/184 Pages) Fujitsu Component Limited. – Graphics Controller Hardware Specifications

Operation is started after setting all the related parameters at Plane Draw
registers
Only the packed integer format can be used for vertex coordinates.
Commands:
TriangleFan
FlagTriangleFan
Draw Fast2Dtriangle.
Draw Fast2DTriangle for random shape with multiple vertices.
89