sack::image::do_lineExV Variable

C++

IMAGE_PROC_D void (__cdecl * do_lineExV)(Image pImage, S_32 x, S_32 y , S_32 xto, S_32 yto, CDATA color , void (*func)( Image pif, S_32 x, S_32 y, int d ));

File

image.h

Parameters

Parameters	Description
Image	the image to pretend to draw on
x	draw from this x coordinate
y	draw from this y coordinate
xto	draw to this x coordinate
yto	draw to this y coordinate
d	userdata (color data)
func	user callback function to a function of type... void func( Image pif, S_32 x, S_32 y, int d ) ;

Description

routine which iterates through the points along a lone from x,y to xto,yto, calling a user function at each point.

Remarks

The Image passed does not HAVE to be an Image, it can be any user POINTER.

The data passed is limited to 32 bits, and will not hold a pointer if built for 64 bit platform.

Example

Image image;
       
void MyPlotter( Image image, S_32 x, S_32 y, CDATA color )
{
    // do something with the image at x,y
}
       
void UseMyPlotter( Image image )
{
    do_lineExV( image, 10, 10, 80, 80, BASE_COLOR_BLACK, MyPlotter );
}

Group

Variables

Links

image.h, Variables, Example

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