GRASS GIS 8 Programmer's Manual
8.3.2(2024)-exported
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point.c
Go to the documentation of this file.
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/*!
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\file lib/pngdriver/point.c
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\brief GRASS png display driver - draw point
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(C) 2007-2014 by Glynn Clements and the GRASS Development Team
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This program is free software under the GNU General Public License
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(>=v2). Read the file COPYING that comes with GRASS for details.
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\author Glynn Clements
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*/
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#include <grass/gis.h>
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#include "
pngdriver.h
"
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/*!
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\brief Draw point
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*/
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void
PNG_Point
(
double
x,
double
y)
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{
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static
double
point_size = 1.0;
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double
half_point_size = point_size / 2;
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PNG_Box
(
x
- half_point_size, y - half_point_size, point_size, point_size);
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}
PNG_Box
void PNG_Box(double fx1, double fy1, double fx2, double fy2)
Draw a (filled) rectangle.
Definition
pngdriver/box.c:24
pngdriver.h
GRASS png display driver - header file.
PNG_Point
void PNG_Point(double x, double y)
Draw point.
Definition
point.c:20
x
#define x
pngdriver
point.c
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