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libcaca
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* configure.ac: 

+ Removed unused USE_* variables.
    + Export -lslang and -lncurses as @CACA_LIBS@.
  * examples/aafire.c:
    + Imported aafire.c from the AAlib tree and ported it to libcaca.
tags/v0.99.beta14
Sam Hocevar sam 21 anni fa
parent
37319a080e
commit
9f871eff89
3 ha cambiato i file con 271 aggiunte e 19 eliminazioni
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  1. +3
    -8
      configure.ac
  2. +8
    -11
      examples/Makefile.am
  3. +260
    -0
      examples/aafire.c

+ 3
- 8
configure.ac Vedi File

@@ -27,9 +27,6 @@ AC_ARG_ENABLE(conio,
AC_CHECK_HEADERS(inttypes.h endian.h)
AC_CHECK_FUNCS(vsnprintf getenv putenv)

USE_SLANG=false
USE_NCURSES=false
USE_CONIO=false
if test "${enable_conio}" = "yes"; then
AC_CHECK_HEADER(conio.h,:,AC_MSG_ERROR([cannot find conio.h header]))
AC_MSG_CHECKING(for ScreenUpdate in pc.h)
@@ -39,23 +36,21 @@ if test "${enable_conio}" = "yes"; then
Define if <pc.h> defines ScreenUpdate.)],[
AC_MSG_RESULT(no)])
AC_DEFINE(USE_CONIO, 1, Define if the backend driver is conio.h)
USE_CONIO=:
elif test "${enable_slang}" = "yes"; then
AC_CHECK_HEADER(slang.h,:,AC_MSG_ERROR([cannot find slang headers]))
AC_CHECK_LIB(slang,SLkp_init,:,AC_MSG_ERROR([cannot find slang library]))
AC_DEFINE(USE_SLANG, 1, Define if the backend driver is slang)
USE_SLANG=:
CACA_LIBS="${CACA_LIBS} -lslang"
elif test "${enable_ncurses}" != "no"; then
AC_CHECK_HEADER(ncurses.h,:,AC_MSG_ERROR([cannot find ncurses headers]))
AC_CHECK_LIB(ncurses,initscr,:,AC_MSG_ERROR([cannot find ncurses library]))
AC_DEFINE(USE_NCURSES, 1, Define if the backend driver is ncurses)
USE_NCURSES=:
CACA_LIBS="${CACA_LIBS} -lncurses"
else
AC_MSG_ERROR([could not find any terminal graphics interface])
fi

AM_CONDITIONAL(USE_SLANG, ${USE_SLANG})
AM_CONDITIONAL(USE_NCURSES, ${USE_NCURSES})
AC_SUBST(CACA_LIBS)

# Optimizations
CFLAGS="${CFLAGS} -g -O2 -fno-strength-reduce -fomit-frame-pointer"


+ 8
- 11
examples/Makefile.am Vedi File

@@ -6,27 +6,24 @@ pkgdata_DATA = caca.txt

EXTRA_DIST = caca.txt

if USE_SLANG
LDFLAGS_slang = -lslang
endif
if USE_NCURSES
LDFLAGS_ncurses = -lncurses
endif

bin_PROGRAMS = cacademo caca-spritedit $(cacaview)
bin_PROGRAMS = cacademo cacafire caca-spritedit $(cacaview)

cacademo_SOURCES = demo.c
cacademo_LDADD = ../src/libcaca.a $(LDFLAGS_slang) $(LDFLAGS_ncurses) -lm
cacademo_LDADD = ../src/libcaca.a @CACA_LIBS@ -lm
cacademo_CPPFLAGS = -I$(top_srcdir)/src -DDATADIR=\"$(pkgdatadir)\"

cacafire_SOURCES = aafire.c
cacafire_LDADD = ../src/libcaca.a @CACA_LIBS@
cacafire_CPPFLAGS = -I$(top_srcdir)/src -DLIBCACA=1

caca_spritedit_SOURCES = spritedit.c
caca_spritedit_LDADD = ../src/libcaca.a $(LDFLAGS_slang) $(LDFLAGS_ncurses) -lm
caca_spritedit_LDADD = ../src/libcaca.a @CACA_LIBS@
caca_spritedit_CPPFLAGS = -I$(top_srcdir)/src

if USE_IMLIB2
cacaview = cacaview
cacaview_SOURCES = view.c
cacaview_LDADD = ../src/libcaca.a $(LDFLAGS_slang) $(LDFLAGS_ncurses)
cacaview_LDADD = ../src/libcaca.a @CACA_LIBS@
cacaview_CPPFLAGS = -I$(top_srcdir)/src -DX_DISPLAY_MISSING=1
cacaview_CFLAGS = `imlib2-config --cflags`
cacaview_LDFLAGS = `imlib2-config --libs`


+ 260
- 0
examples/aafire.c Vedi File

@@ -0,0 +1,260 @@
/*
* cacafire fire demo using libcaca
* Copyright (c) 2003 Sam Hocevar <sam@zoy.org>
* Jan Hubicka (hubicka@freesoft.cz)
* Thomas A. K. Kjaer (takjaer@daimi.aau.dk)
* Tim Newsome (nuisance@cmu.edu)
* Kamil Toman (toman@artax.karlin.mff.cuni.cz)
* All Rights Reserved
*
* $Id$
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This program 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
* 02111-1307 USA
*/

#ifdef LIBCACA
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include "caca.h"

#define XSIZ (caca_get_width() * 2)
#define YSIZ (caca_get_height() * 2 - 4)
#else
#include <stdio.h>
#include "aalib.h"

#define XSIZ aa_imgwidth(context)
#define YSIZ (aa_imgheight(context)-4)
#endif
#define MAXTABLE (256*5)
#ifdef LIBCACA
static struct caca_bitmap *caca_bitmap;
static char *bitmap;
#else
static aa_context *context;
static aa_renderparams *params;
static aa_palette palette;
#endif
static unsigned int table[MAXTABLE];
#ifdef LIBCACA
const static int pal[] =
#else
__AA_CONST static int pal[] =
#endif
{
0, 0, 0, 0, 0, 6, 0, 0, 6, 0, 0, 7, 0, 0, 8, 0, 0, 8, 0, 0, 9, 0, 0, 10,
2, 0, 10, 4, 0, 9, 6, 0, 9, 8, 0, 8, 10, 0, 7, 12, 0, 7, 14, 0, 6, 16, 0, 5,
18, 0, 5, 20, 0, 4, 22, 0, 4, 24, 0, 3, 26, 0, 2, 28, 0, 2, 30, 0, 1, 32, 0, 0,
32, 0, 0, 33, 0, 0, 34, 0, 0, 35, 0, 0, 36, 0, 0, 36, 0, 0, 37, 0, 0, 38, 0, 0,
39, 0, 0, 40, 0, 0, 40, 0, 0, 41, 0, 0, 42, 0, 0, 43, 0, 0, 44, 0, 0, 45, 0, 0,
46, 1, 0, 47, 1, 0, 48, 2, 0, 49, 2, 0, 50, 3, 0, 51, 3, 0, 52, 4, 0, 53, 4, 0,
54, 5, 0, 55, 5, 0, 56, 6, 0, 57, 6, 0, 58, 7, 0, 59, 7, 0, 60, 8, 0, 61, 8, 0,
63, 9, 0, 63, 9, 0, 63, 10, 0, 63, 10, 0, 63, 11, 0, 63, 11, 0, 63, 12, 0, 63, 12, 0,
63, 13, 0, 63, 13, 0, 63, 14, 0, 63, 14, 0, 63, 15, 0, 63, 15, 0, 63, 16, 0, 63, 16, 0,
63, 17, 0, 63, 17, 0, 63, 18, 0, 63, 18, 0, 63, 19, 0, 63, 19, 0, 63, 20, 0, 63, 20, 0,
63, 21, 0, 63, 21, 0, 63, 22, 0, 63, 22, 0, 63, 23, 0, 63, 24, 0, 63, 24, 0, 63, 25, 0,
63, 25, 0, 63, 26, 0, 63, 26, 0, 63, 27, 0, 63, 27, 0, 63, 28, 0, 63, 28, 0, 63, 29, 0,
63, 29, 0, 63, 30, 0, 63, 30, 0, 63, 31, 0, 63, 31, 0, 63, 32, 0, 63, 32, 0, 63, 33, 0,
63, 33, 0, 63, 34, 0, 63, 34, 0, 63, 35, 0, 63, 35, 0, 63, 36, 0, 63, 36, 0, 63, 37, 0,
63, 38, 0, 63, 38, 0, 63, 39, 0, 63, 39, 0, 63, 40, 0, 63, 40, 0, 63, 41, 0, 63, 41, 0,
63, 42, 0, 63, 42, 0, 63, 43, 0, 63, 43, 0, 63, 44, 0, 63, 44, 0, 63, 45, 0, 63, 45, 0,
63, 46, 0, 63, 46, 0, 63, 47, 0, 63, 47, 0, 63, 48, 0, 63, 48, 0, 63, 49, 0, 63, 49, 0,
63, 50, 0, 63, 50, 0, 63, 51, 0, 63, 52, 0, 63, 52, 0, 63, 52, 0, 63, 52, 0, 63, 52, 0,
63, 53, 0, 63, 53, 0, 63, 53, 0, 63, 53, 0, 63, 54, 0, 63, 54, 0, 63, 54, 0, 63, 54, 0,
63, 54, 0, 63, 55, 0, 63, 55, 0, 63, 55, 0, 63, 55, 0, 63, 56, 0, 63, 56, 0, 63, 56, 0,
63, 56, 0, 63, 57, 0, 63, 57, 0, 63, 57, 0, 63, 57, 0, 63, 57, 0, 63, 58, 0, 63, 58, 0,
63, 58, 0, 63, 58, 0, 63, 59, 0, 63, 59, 0, 63, 59, 0, 63, 59, 0, 63, 60, 0, 63, 60, 0,
63, 60, 0, 63, 60, 0, 63, 60, 0, 63, 61, 0, 63, 61, 0, 63, 61, 0, 63, 61, 0, 63, 62, 0,
63, 62, 0, 63, 62, 0, 63, 62, 0, 63, 63, 0, 63, 63, 1, 63, 63, 2, 63, 63, 3, 63, 63, 4,
63, 63, 5, 63, 63, 6, 63, 63, 7, 63, 63, 8, 63, 63, 9, 63, 63, 10, 63, 63, 10, 63, 63, 11,
63, 63, 12, 63, 63, 13, 63, 63, 14, 63, 63, 15, 63, 63, 16, 63, 63, 17, 63, 63, 18, 63, 63, 19,
63, 63, 20, 63, 63, 21, 63, 63, 21, 63, 63, 22, 63, 63, 23, 63, 63, 24, 63, 63, 25, 63, 63, 26,
63, 63, 27, 63, 63, 28, 63, 63, 29, 63, 63, 30, 63, 63, 31, 63, 63, 31, 63, 63, 32, 63, 63, 33,
63, 63, 34, 63, 63, 35, 63, 63, 36, 63, 63, 37, 63, 63, 38, 63, 63, 39, 63, 63, 40, 63, 63, 41,
63, 63, 42, 63, 63, 42, 63, 63, 43, 63, 63, 44, 63, 63, 45, 63, 63, 46, 63, 63, 47, 63, 63, 48,
63, 63, 49, 63, 63, 50, 63, 63, 51, 63, 63, 52, 63, 63, 52, 63, 63, 53, 63, 63, 54, 63, 63, 55,
63, 63, 56, 63, 63, 57, 63, 63, 58, 63, 63, 59, 63, 63, 60, 63, 63, 61, 63, 63, 62, 63, 63, 63};


static void
initialize (void)
{
int i;
#ifdef LIBCACA
int r[256], g[256], b[256];
#endif

#ifdef LIBCACA
if (caca_init())
{
printf ("Failed to initialize libcaca\n");
exit (1);
}
#else
context = aa_autoinit (&aa_defparams);
if (context == NULL)
{
printf ("Failed to initialize aalib\n");
exit (1);
}
aa_autoinitkbd (context, 0);
params = aa_getrenderparams ();
#endif

for (i = 0; i < 256; i++)
#ifdef LIBCACA
{
r[i] = pal[i * 3] * 64;
g[i] = pal[i * 3 + 1] * 64;
b[i] = pal[i * 3 + 2] * 64;
}
#else
aa_setpalette (palette, i, pal[i * 3] * 4,
pal[i * 3 + 1] * 4, pal[i * 3 + 2] * 4);
#endif

#ifdef LIBCACA
caca_bitmap = caca_create_bitmap(8, XSIZ, YSIZ - 4, XSIZ, 0, 0, 0);
caca_set_bitmap_palette(caca_bitmap, r, g, b);
bitmap = malloc(XSIZ * YSIZ * sizeof(char));
caca_set_dithering(CACA_DITHERING_ORDERED8);
#else
aa_hidecursor (context);
#endif
fprintf(stderr, "%i %i\n", XSIZ, YSIZ);
}
static void
uninitialize (void)
{
#ifdef LIBCACA
caca_end();
#else
aa_close (context);
#endif
exit (0);
}
static void
gentable (void)
{
unsigned int i, p2;
unsigned int minus = 800 / YSIZ;
if (minus == 0)
minus = 1;
for (i = 0; i < MAXTABLE; i++)
{
if (i > minus)
{
p2 = (i - minus) / 5;
table[i] = p2;
}
else
table[i] = 0;
}
}

#define MA 5
static void
firemain (void)
{
register unsigned int i;
unsigned char *p;
#ifndef LIBCACA
char *bitmap = aa_image (context);
#endif
i = 0;
#define END (bitmap + XSIZ * YSIZ)
for (p = bitmap; p <= (unsigned char *) (END); p += 1)
{
*p = table[(*(p + XSIZ - 1) + *(p + XSIZ + 1) + *(p + XSIZ)) +
(*(p + 2 * XSIZ - 1) + *(p + 2 * XSIZ + 1))];
}
}

#define min(x,y) ((x)<(y)?(x):(y))
static void
drawfire (void)
{
unsigned int i, last1, i1, i2;
static int loop = 0, sloop = 0;
static unsigned int height = 0;
register unsigned char *p;
#ifndef LIBCACA
char *bitmap = aa_image (context);
#endif

height++;
loop--;
if (loop < 0)
loop = rand () % 3, sloop++;;
i1 = 1;
i2 = 4 * XSIZ + 1;
for (p = (char *) bitmap + XSIZ * (YSIZ + 0);
p < ((unsigned char *) bitmap + XSIZ * (YSIZ + 1));
p++, i1 += 4, i2 -= 4)
{
last1 = rand () % min (i1, min (i2, height));
i = rand () % 6;
for (; p < (unsigned char *) bitmap + XSIZ * (YSIZ + 1) && i != 0;
p++, i--, i1 += 4, i2 -= 4)
*p = last1, last1 += rand () % 6 - 2, *(p + XSIZ) = last1, last1 +=
rand () % 6 - 2;
*(p + 2 * XSIZ) = last1, last1 += rand () % 6 - 2;
}
i = 0;
firemain ();
#ifdef LIBCACA
caca_draw_bitmap(0, 0, caca_get_width() - 1, caca_get_height() - 1,
caca_bitmap, bitmap);
caca_refresh();
#else
aa_renderpalette (context, palette, params, 0, 0, aa_scrwidth (context),
aa_scrheight (context));
aa_flush (context);
#endif
}
static void
game (void)
{
int event;
gentable ();
#ifdef LIBCACA
while (!(event = caca_get_event()))
#else
while (!(event = aa_getevent (context, 0)) || event == AA_RESIZE)
#endif
{
drawfire ();
}
}
int
main (int argc, char **argv)
{
#ifndef LIBCACA
if (!aa_parseoptions (NULL, NULL, &argc, argv) || argc != 1)
{
printf ("%s", aa_help);
exit (1);
}
#endif
initialize ();
#ifndef LIBCACA
aa_resizehandler (context, (void *) aa_resize);
#endif
game ();
uninitialize ();
return 1;
}

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