42_solong/minilibx-linux/mlx_int_get_visual.c

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2022-12-22 11:56:11 -05:00
/*
** mlx_int_get_visual.c for MinilibX in
**
** Made by Charlie Root
** Login <ol@epitech.net>
**
** Started on Wed Oct 3 17:01:51 2001 Charlie Root
** Last update Thu Oct 4 15:00:45 2001 Charlie Root
*/
#include "mlx_int.h"
/*
** We need a private colormap for non-default Visual.
*/
int mlx_int_get_visual(t_xvar *xvar)
{
XVisualInfo *vi;
XVisualInfo template;
int nb_item;
xvar->private_cmap = 0;
xvar->visual = DefaultVisual(xvar->display,xvar->screen);
if (xvar->visual->class == TrueColor)
return (0);
template.class = TrueColor;
template.depth = xvar->depth;
if (!(vi = XGetVisualInfo(xvar->display,VisualDepthMask|VisualClassMask,
&template,&nb_item)) )
return (-1);
xvar->visual = vi->visual;
xvar->private_cmap = 1;
return (0);
}