windows-server-2003/drivers/video/ms/vga/disp/16bpp/paint.c

/******************************Module*Header*******************************\
* Module Name: paint.c
*
* Copyright (c) 1992 Microsoft Corporation
\**************************************************************************/

#include "driver.h"

/******************************Public*Data*********************************\
* MIX translation table
*
* Translates a mix 1-16, into an old style Rop 0-255.
*
\**************************************************************************/

BYTE gaMix[] =
{
    0xFF,  // R2_WHITE        - Allow rop = gaMix[mix & 0x0F]
    0x00,  // R2_BLACK
    0x05,  // R2_NOTMERGEPEN
    0x0A,  // R2_MASKNOTPEN
    0x0F,  // R2_NOTCOPYPEN
    0x50,  // R2_MASKPENNOT
    0x55,  // R2_NOT
    0x5A,  // R2_XORPEN
    0x5F,  // R2_NOTMASKPEN
    0xA0,  // R2_MASKPEN
    0xA5,  // R2_NOTXORPEN
    0xAA,  // R2_NOP
    0xAF,  // R2_MERGENOTPEN
    0xF0,  // R2_COPYPEN
    0xF5,  // R2_MERGEPENNOT
    0xFA,  // R2_MERGEPEN
    0xFF   // R2_WHITE
};


/**************************************************************************\
* DrvPaint
*
* Paint the clipping region with the specified brush
*
\**************************************************************************/

BOOL DrvPaint
(
    SURFOBJ  *pso,
    CLIPOBJ  *pco,
    BRUSHOBJ *pbo,
    POINTL   *pptlBrush,
    MIX       mix
)
{
    ROP4         rop4;

    rop4  = (gaMix[(mix >> 8) & 0x0F]) << 8;
    rop4 |= ((ULONG) gaMix[mix & 0x0F]);

    return(DrvBitBlt(
        pso,
        (SURFOBJ *) NULL,
        (SURFOBJ *) NULL,
        pco,
        (XLATEOBJ *) NULL,
        &pco->rclBounds,
        (POINTL *)  NULL,
        (POINTL *)  NULL,
        pbo,
        pptlBrush,
        rop4));
}