FT800 Series Programmer Guide
Version 2.1
Document Reference No.: BRT_000030 Clearance No.: BRT#037
139
Product Page
Document Feedback Copyright © Bridgetek Limited
Examples
Draw two points, incrementing stencil at each pixel, then draw the pixels with value
2 in red:
dl( STENCIL_OP(INCR, INCR) );
dl( POINT_SIZE(760) );
dl( BEGIN(POINTS) );
dl( VERTEX2II(50, 60, 0, 0) );
dl( VERTEX2II(110, 60, 0, 0) );
dl( STENCIL_FUNC(EQUAL, 2, 255) );
dl( COLOR_RGB(100, 0, 0) );
dl( VERTEX2II(80, 60, 0, 0) );
Graphics context
The values of sfail and spass are part of the graphics context, as described in
section 4.1
See also
STENCIL_FUNC, STENCIL_MASK
To Next Page
Loading...