transblt.c File Reference

#include <vgaddi.h>

Include dependency graph for transblt.c:

Go to the source code of this file.

Functions
BOOL APIENTRY	DrvTransparentBlt (IN SURFOBJ *Dest, IN SURFOBJ *Source, IN CLIPOBJ *Clip, IN XLATEOBJ *ColorTranslation, IN RECTL *DestRect, IN RECTL *SourceRect, IN ULONG TransparentColor, IN ULONG Reserved)

Function Documentation

DrvTransparentBlt()

BOOL APIENTRY DrvTransparentBlt	(	IN SURFOBJ *	Dest,
		IN SURFOBJ *	Source,
		IN CLIPOBJ *	Clip,
		IN XLATEOBJ *	ColorTranslation,
		IN RECTL *	DestRect,
		IN RECTL *	SourceRect,
		IN ULONG	TransparentColor,
		IN ULONG	Reserved
	)

Definition at line 12 of file transblt.c.

{
    LONG dx, dy, sx, sy;
 
    dx = abs(DestRect->right  - DestRect->left);
    dy = abs(DestRect->bottom - DestRect->top);
 
    sx = abs(SourceRect->right  - SourceRect->left);
    sy = abs(SourceRect->bottom - SourceRect->top);
 
    if (sx < dx) dx = sx;
    if (sy < dy) dy = sy;
 
    /* FIXME: adjust using SourceRect */
    DIB_TransparentBltToVGA(DestRect->left, DestRect->top, dx, dy, Source->pvScan0, Source->lDelta, TransparentColor);
 
    return TRUE;
}