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/*
* Image.h -- Image support routines.
*
* Authors : Patrick LECOANET
* Creation date : Wed Dec 8 11:04:44 1999
*
* $Id$
*/
/*
* Copyright (c) 1999 CENA, Patrick Lecoanet --
*
* This code is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This code is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this code; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#ifndef _Image_h
#define _Image_h
#ifdef GLX
#include <GL/gl.h>
#include "Draw.h"
#endif
#include "Types.h"
typedef struct {
#ifdef GLX
unsigned char *t_bits; /* Should be kept in sync with same part of */
GLuint texture; /* ImageBits */
ZnReal t;
ZnReal s;
#endif
int width;
int height;
unsigned char *pixels;
int rowstride;
} BitmapBits;
typedef struct _ImageBits {
#ifdef GLX
unsigned char *t_bits; /* Should be kept in sync with same part of */
GLuint texture; /* BitmapBits */
ZnReal t;
ZnReal s;
#endif
int width;
int height;
XImage *pixels;
XImage *mask;
BitmapBits *b_bits;
struct _ImagePixmap *pixmaps;
} ImageBits;
ImageBits *
GetImageBits(ZnWindow /* win */,
char */* image_name */,
ZnImage /* image */);
Pixmap
GetImagePixmap(ZnWindow /* win */,
char */* image_name */,
ZnImage /* image */,
Pixmap *mask_pmap);
void
InvalidateImage(char */* image_name */);
BitmapBits *
GetBitmapMask(Display */* dpy */,
Pixmap /* bitmap */);
#define GetBitmapPixel(bbits, x, y) (((bbits)->pixels[(y)*(bbits)->rowstride+((x)>>3)]<<((x)&7))&0x80)
#ifdef GLX
TexFont *
GetTexFont(ZnWindow /* win */,
ZnFont /* font */);
ImageBits *
GetImageTexture(ZnWindow /* win */,
char */* image_name */,
ZnImage /* image */);
BitmapBits *
GetBitmapTexture(Display */* dpy */,
Pixmap /* bitmap */);
#endif
#endif /* _Image_h */
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