static int preinit(struct vo *vo, const char *arg)
{
if (arg) {
mp_msg(MSGT_VO, MSGL_ERR, "vo_caca: Unknown subdevice: %s\n", arg);
return ENOSYS;
}
canvas = caca_create_canvas(0, 0);
if (canvas == NULL) {
mp_msg(MSGT_VO, MSGL_ERR, "vo_caca: failed to create canvas\n");
return ENOSYS;
}
display = caca_create_display(canvas);
if (display == NULL) {
mp_msg(MSGT_VO, MSGL_ERR, "vo_caca: failed to create display\n");
caca_free_canvas(canvas);
return ENOSYS;
}
caca_set_display_title(display, "MPlayer");
return 0;
}
static VALUE set_title(VALUE self, VALUE t)
{
if(caca_set_display_title(_SELF, StringValuePtr(t))<0)
{
rb_raise(rb_eRuntimeError, "%s", strerror(errno));
}
return t;
}
int main(void)
{
// R G B A
uint32_t pattern = 0xFFFF00FF;
#ifdef __APPLE__
memset_pattern4(gfx, &pattern, sizeof(gfx));
#else
wmemset(gfx, pattern, (64*32) * sizeof(char));
#endif
gfx[0] = 0xFF0000FF; // R
gfx[1] = 0x00FF00FF; // G
gfx[2] = 0x0000FFFF; // B
gfx[63] = 0xFF0000FF; // R
gfx[64*31] =0x00FF00FF; // G
int x = 64, y = 32;
gfx[(y-1)*64+(x-1)] = 0x0000FFFF; // B
caca_canvas_t *cv; caca_display_t *dp; caca_event_t ev;
dp = caca_create_display(NULL);
if(!dp)
return 1;
/*
printf("Current driver: %s\n", caca_get_display_driver(dp));
char **drivers = caca_get_display_driver_list();
caca_free_display(dp);
while(*drivers != NULL) {
printf("%s\n", *drivers);
drivers++;
}
exit(0);*/
cv = caca_get_canvas(dp);
caca_dither_t *dither = caca_create_dither(32, 64, 32, 4*64,
0xFF000000,
0x00FF0000,
0x0000FF00,
0x000000FF);
int cw = caca_get_canvas_width(cv);
int ch = caca_get_canvas_height(cv);
caca_set_display_title(dp, "Hello!");
//caca_set_color_ansi(cv, CACA_BLUE, CACA_WHITE);
//caca_put_str(cv, 0, 0, "This is a message");
caca_dither_bitmap(cv, 0,0,cw,ch, dither, gfx);
caca_refresh_display(dp);
caca_free_dither(dither);
//caca_get_event(dp, CACA_EVENT_KEY_PRESS, &ev, -1);
caca_get_event(dp, CACA_EVENT_KEY_PRESS, NULL, -1);
caca_free_display(dp);
return 0;
}
void gui_console_init(int argc, char *argv[], int w, int h, int bpp)
{
c_ui.dp = caca_create_display(NULL);
c_ui.cv = caca_get_canvas(c_ui.dp);
c_ui.ww = caca_get_canvas_width(c_ui.cv);
c_ui.wh = caca_get_canvas_height(c_ui.cv);
caca_set_display_title(c_ui.dp, PACKAGE_NAME);
c_ui.im = caca_create_dither(
bpp,
w, h,
3 * w /*stride*/,
0xff0000, 0x00ff00, 0x0000ff, 0);
}
static int preinit(struct vo *vo)
{
canvas = caca_create_canvas(0, 0);
if (canvas == NULL) {
mp_msg(MSGT_VO, MSGL_ERR, "vo_caca: failed to create canvas\n");
return ENOSYS;
}
display = caca_create_display(canvas);
if (display == NULL) {
mp_msg(MSGT_VO, MSGL_ERR, "vo_caca: failed to create display\n");
caca_free_canvas(canvas);
return ENOSYS;
}
caca_set_display_title(display, "mpv");
return 0;
}
/**
* This function initializes libcaca vout method.
*/
static int Open(vlc_object_t *object)
{
vout_display_t *vd = (vout_display_t *)object;
vout_display_sys_t *sys;
if (vout_display_IsWindowed(vd))
return VLC_EGENERIC;
#if !defined(__APPLE__) && !defined(_WIN32)
# ifndef X_DISPLAY_MISSING
if (!vlc_xlib_init(object))
return VLC_EGENERIC;
# endif
#endif
#if defined(_WIN32)
CONSOLE_SCREEN_BUFFER_INFO csbiInfo;
SMALL_RECT rect;
COORD coord;
HANDLE hstdout;
if (!AllocConsole()) {
msg_Err(vd, "cannot create console");
return VLC_EGENERIC;
}
hstdout =
CreateConsoleScreenBuffer(GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE,
NULL, CONSOLE_TEXTMODE_BUFFER, NULL);
if (!hstdout || hstdout == INVALID_HANDLE_VALUE) {
msg_Err(vd, "cannot create screen buffer");
FreeConsole();
return VLC_EGENERIC;
}
if (!SetConsoleActiveScreenBuffer(hstdout)) {
msg_Err(vd, "cannot set active screen buffer");
FreeConsole();
return VLC_EGENERIC;
}
coord = GetLargestConsoleWindowSize(hstdout);
msg_Dbg(vd, "SetConsoleWindowInfo: %ix%i", coord.X, coord.Y);
/* Force size for now */
coord.X = 100;
coord.Y = 40;
if (!SetConsoleScreenBufferSize(hstdout, coord))
msg_Warn(vd, "SetConsoleScreenBufferSize %i %i",
coord.X, coord.Y);
/* Get the current screen buffer size and window position. */
if (GetConsoleScreenBufferInfo(hstdout, &csbiInfo)) {
rect.Top = 0; rect.Left = 0;
rect.Right = csbiInfo.dwMaximumWindowSize.X - 1;
rect.Bottom = csbiInfo.dwMaximumWindowSize.Y - 1;
if (!SetConsoleWindowInfo(hstdout, TRUE, &rect))
msg_Dbg(vd, "SetConsoleWindowInfo failed: %ix%i",
rect.Right, rect.Bottom);
}
#endif
/* Allocate structure */
vd->sys = sys = calloc(1, sizeof(*sys));
if (!sys)
goto error;
sys->cv = cucul_create_canvas(0, 0);
if (!sys->cv) {
msg_Err(vd, "cannot initialize libcucul");
goto error;
}
const char *driver = NULL;
#ifdef __APPLE__
// Make sure we don't try to open a window.
driver = "ncurses";
#endif
sys->dp = caca_create_display_with_driver(sys->cv, driver);
if (!sys->dp) {
msg_Err(vd, "cannot initialize libcaca");
goto error;
}
if (vd->cfg->display.title)
caca_set_display_title(sys->dp,
vd->cfg->display.title);
else
caca_set_display_title(sys->dp,
VOUT_TITLE "(Colour AsCii Art)");
/* Fix format */
video_format_t fmt = vd->fmt;
if (fmt.i_chroma != VLC_CODEC_RGB32) {
fmt.i_chroma = VLC_CODEC_RGB32;
fmt.i_rmask = 0x00ff0000;
fmt.i_gmask = 0x0000ff00;
fmt.i_bmask = 0x000000ff;
}
/* TODO */
vout_display_info_t info = vd->info;
/* Setup vout_display now that everything is fine */
vd->fmt = fmt;
vd->info = info;
vd->pool = Pool;
vd->prepare = Prepare;
vd->display = PictureDisplay;
vd->control = Control;
vd->manage = Manage;
/* Fix initial state */
vout_display_SendEventFullscreen(vd, false);
Refresh(vd);
return VLC_SUCCESS;
error:
if (sys) {
if (sys->pool)
picture_pool_Release(sys->pool);
if (sys->dither)
cucul_free_dither(sys->dither);
if (sys->dp)
caca_free_display(sys->dp);
if (sys->cv)
cucul_free_canvas(sys->cv);
free(sys);
}
#if defined(_WIN32)
FreeConsole();
#endif
return VLC_EGENERIC;
}
CacaWrapperGui::CacaWrapperGui() {
_dp = caca_create_display(NULL);
_cv = caca_get_canvas(_dp);
caca_set_display_title(_dp, "THE GAME!");
initEventType();
}
int main(int argc, char **argv)
{
int refresh = 1, file = 1;
unsigned int iw = 0, ih = 0;
if(argc < 2)
{
fprintf(stderr, "%s: missing argument (filename).\n", argv[0]);
return 1;
}
cv = caca_create_canvas(0, 0);
if(!cv)
return 1;
dp = caca_create_display(cv);
if(!dp)
return 1;
for(;;)
{
caca_event_t ev;
unsigned int w, h;
int dx = 0, dy = 0;
if(!image)
{
image = caca_create_canvas(0, 0);
if(caca_import_canvas_from_file(image, argv[file], "ansi") < 0)
{
fprintf(stderr, "%s: invalid file `%s'.\n", argv[0], argv[1]);
return 1;
}
ih = caca_get_canvas_height(image);
iw = caca_get_canvas_width(image);
x = y = 0;
caca_set_display_title(dp, argv[file]);
refresh = 1;
}
if(refresh)
{
refresh_screen();
refresh = 0;
}
while(caca_get_event(dp, CACA_EVENT_ANY, &ev, -1))
{
switch(caca_get_event_type(&ev))
{
case CACA_EVENT_QUIT:
goto quit;
case CACA_EVENT_KEY_PRESS:
switch(caca_get_event_key_ch(&ev))
{
case CACA_KEY_LEFT: dx -= 2; break;
case CACA_KEY_RIGHT: dx += 2; break;
case CACA_KEY_UP: dy--; break;
case CACA_KEY_DOWN: dy++; break;
case CACA_KEY_PAGEUP: dy -= 12; break;
case CACA_KEY_PAGEDOWN: dy += 12; break;
case CACA_KEY_ESCAPE:
case 'q':
goto quit;
case 'n':
file = file + 1 < argc ? file + 1 : 1;
caca_free_canvas(image);
image = NULL;
goto stopevents;
case 'p':
file = file > 1 ? file - 1 : argc - 1;
caca_free_canvas(image);
image = NULL;
goto stopevents;
default:
break;
}
case CACA_EVENT_RESIZE:
refresh = 1;
goto stopevents;
default:
break;
}
}
stopevents:
w = caca_get_canvas_width(cv);
h = caca_get_canvas_height(cv);
if(dx | dy)
{
refresh = 1;
x += dx;
y += dy;
if(x < 0) x = 0; else if(x + w > iw) x = iw > w ? iw - w : 0;
if(y < 0) y = 0; else if(y + h > ih) y = ih > h ? ih - h : 0;
}
}
quit:
/* Clean up */
caca_free_display(dp);
caca_free_canvas(image);
caca_free_canvas(cv);
return 0;
}
int main(void)
{
caca_canvas_t *cv;
caca_display_t *dp;
caca_event_t ev;
// Create canvas and display
cv = caca_create_canvas(100,80);
if(!cv) return 1;
dp = caca_create_display_with_driver(cv, "ncurses");
if(!dp) return 1;
caca_set_display_title(dp, "WPC 66");
caca_set_color_ansi(cv, CACA_WHITE, CACA_BLACK);
// Tree stump
caca_fill_box (cv, 47, 50, 6, 4, '|');
// Tree body
caca_draw_thin_triangle (cv,50,10,10,50,90,50);
// Pot
caca_fill_triangle(cv, 35, 53, 40, 60, 40, 53, '@');
caca_fill_box(cv, 40, 53, 19, 8, '@');
caca_fill_triangle(cv, 59, 60, 64, 53, 59, 53, '@');
// Balls
int balls[] = {50, 25, 35, 35, 25, 43, 58, 32, 68, 41, 50, 46};
for (int i = 0; i <= 10; i += 2)
caca_draw_thin_ellipse(cv, balls[i], balls[i+1], 2, 2);
// Sparkly stuff
int sparks[] = {54, 20, 42, 30, 40, 45, 46, 38, 60, 43, 75, 48};
for (int i = 0; i <= 10; i += 2)
{
caca_put_char(cv, sparks[i], sparks[i+1], '*');
caca_put_char(cv, sparks[i]-1, sparks[i+1], '<');
caca_put_char(cv, sparks[i]+1, sparks[i+1], '>');
caca_put_char(cv, sparks[i], sparks[i+1]-1, '^');
caca_put_char(cv, sparks[i], sparks[i+1]+1, 'v');
}
// Guirlandes
caca_draw_thin_line(cv, 32, 44, 70, 35);
caca_draw_thin_line(cv, 17, 49, 30, 46);
caca_draw_thin_line(cv, 60, 47, 80, 43);
caca_draw_thin_line(cv, 43, 35, 52, 33);
caca_draw_thin_line(cv, 55, 28, 60, 27);
caca_draw_thin_line(cv, 40, 25, 45, 24);
// Star outline
caca_fill_triangle(cv, 50, 16, 40, 10, 60, 10, ' ');
int star_x[] = {50, 45, 40, 45, 40, 45, 50, 55, 60, 55, 60, 55, 50};
int star_y[] = { 4, 7, 7, 10, 13, 13, 16, 13, 13, 10, 7, 7, 4};
caca_draw_thin_polyline(cv, star_x, star_y, 12);
// Inside of star
int star[] = {50,8,50,9,50,10,50,11,50,12,49,9,48,9,51,9,52,9,49,10,51,10,49,11,48,11,51,11,52,11};
for (int i = 0; i <= 29; i += 2)
caca_put_char(cv, star[i], star[i+1], '*');
// Display and wait for key press
caca_refresh_display(dp);
caca_get_event(dp, CACA_EVENT_KEY_PRESS, &ev, -1);
caca_free_display(dp);
return 0;
}
/*****************************************************************************
* Create: allocates libcaca video output thread
*****************************************************************************
* This function initializes libcaca vout method.
*****************************************************************************/
static int Create( vlc_object_t *p_this )
{
vout_thread_t *p_vout = (vout_thread_t *)p_this;
#if defined( WIN32 ) && !defined( UNDER_CE )
CONSOLE_SCREEN_BUFFER_INFO csbiInfo;
SMALL_RECT rect;
COORD coord;
HANDLE hstdout;
if( !AllocConsole() )
{
msg_Err( p_vout, "cannot create console" );
return VLC_EGENERIC;
}
hstdout =
CreateConsoleScreenBuffer( GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE,
NULL, CONSOLE_TEXTMODE_BUFFER, NULL );
if( !hstdout || hstdout == INVALID_HANDLE_VALUE )
{
msg_Err( p_vout, "cannot create screen buffer" );
FreeConsole();
return VLC_EGENERIC;
}
if( !SetConsoleActiveScreenBuffer( hstdout) )
{
msg_Err( p_vout, "cannot set active screen buffer" );
FreeConsole();
return VLC_EGENERIC;
}
coord = GetLargestConsoleWindowSize( hstdout );
msg_Dbg( p_vout, "SetConsoleWindowInfo: %ix%i", coord.X, coord.Y );
/* Force size for now */
coord.X = 100;
coord.Y = 40;
if( !SetConsoleScreenBufferSize( hstdout, coord ) )
msg_Warn( p_vout, "SetConsoleScreenBufferSize %i %i",
coord.X, coord.Y );
/* Get the current screen buffer size and window position. */
if( GetConsoleScreenBufferInfo( hstdout, &csbiInfo ) )
{
rect.Top = 0; rect.Left = 0;
rect.Right = csbiInfo.dwMaximumWindowSize.X - 1;
rect.Bottom = csbiInfo.dwMaximumWindowSize.Y - 1;
if( !SetConsoleWindowInfo( hstdout, TRUE, &rect ) )
msg_Dbg( p_vout, "SetConsoleWindowInfo failed: %ix%i",
rect.Right, rect.Bottom );
}
#endif
/* Allocate structure */
p_vout->p_sys = malloc( sizeof( vout_sys_t ) );
if( p_vout->p_sys == NULL )
{
msg_Err( p_vout, "out of memory" );
return VLC_ENOMEM;
}
p_vout->p_sys->p_cv = cucul_create_canvas(0, 0);
if( !p_vout->p_sys->p_cv )
{
msg_Err( p_vout, "cannot initialize libcucul" );
free( p_vout->p_sys );
return VLC_EGENERIC;
}
p_vout->p_sys->p_dp = caca_create_display( p_vout->p_sys->p_cv );
if( !p_vout->p_sys->p_dp )
{
msg_Err( p_vout, "cannot initialize libcaca" );
cucul_free_canvas( p_vout->p_sys->p_cv );
free( p_vout->p_sys );
return VLC_EGENERIC;
}
caca_set_display_title( p_vout->p_sys->p_dp,
VOUT_TITLE " - Colour AsCii Art (caca)" );
p_vout->pf_init = Init;
p_vout->pf_end = End;
p_vout->pf_manage = Manage;
p_vout->pf_render = Render;
p_vout->pf_display = Display;
return VLC_SUCCESS;
}
int main(int argc, char *argv[])
{
/* libcaca/libcaca contexts */
caca_canvas_t *cv;
caca_display_t *dp;
caca_canvas_t *tex;
/* cached canvas size */
int ww, wh, tw, th;
/* logic */
int quit = 0;
int update = 1;
int px, py;
float angle = 0;
float square[6][2] = {
{-SQUARE_SIZE, -SQUARE_SIZE},
{SQUARE_SIZE, -SQUARE_SIZE},
{SQUARE_SIZE, SQUARE_SIZE},
{-SQUARE_SIZE, SQUARE_SIZE},
};
float uv1[6] = {
0, 0,
1, 0,
1, 1
};
float uv2[6] = {
0, 0,
1, 1,
0, 1
};
float rotated[4][2];
int coords1[6], coords2[6];
/* Create displayed canvas */
cv = caca_create_canvas(0, 0);
if (!cv)
{
fprintf(stderr, "%s: unable to initialise libcaca\n", argv[0]);
return 1;
}
/* Create texture holding canvas */
tex = caca_create_canvas(16, 16);
if (!tex)
{
fprintf(stderr, "%s: unable to initialise libcaca\n", argv[0]);
return 1;
}
/* Open window */
dp = caca_create_display(cv);
if (!dp)
{
fprintf(stderr, "%s: unable to initialise libcaca\n", argv[0]);
return 1;
}
/* Set the window title */
caca_set_display_title(dp, "trifiller");
/* Frame duration */
caca_set_display_time(dp, 10000);
/* Get displayed canvas size */
ww = caca_get_canvas_width(cv);
wh = caca_get_canvas_height(cv);
/* Texture size */
tw = caca_get_canvas_width(tex);
th = caca_get_canvas_height(tex);
/* Load texture if any */
if (argc == 2)
{
struct image *im = load_image(argv[1]);
if (!im)
{
fprintf(stderr, "%s: unable to load image '%s'\n", argv[0],
argv[1]);
return 1;
}
caca_set_dither_algorithm(im->dither,
caca_get_dither_algorithm_list(NULL)[4]);
caca_dither_bitmap(tex, 0, 0, tw, th, im->dither, im->pixels);
unload_image(im);
}
/* or generate one */
else
{
int i;
for (i = 0; i < 16; i++)
{
caca_set_color_ansi(tex, (i + 1) % 0xF, i % 0xF);
caca_put_str(tex, 0, i, "0123456789ABCDEF");
}
}
px = 0;
py = 0;
while (!quit)
{
caca_event_t ev;
unsigned int const event_mask = CACA_EVENT_KEY_PRESS
| CACA_EVENT_RESIZE | CACA_EVENT_QUIT;
int event;
if (update)
event = caca_get_event(dp, event_mask, &ev, 0);
else
event = caca_get_event(dp, event_mask, &ev, -1);
while (event)
{
if (caca_get_event_type(&ev) & CACA_EVENT_KEY_PRESS)
switch (caca_get_event_key_ch(&ev))
{
case 'q':
case 'Q':
case CACA_KEY_ESCAPE:
quit = 1;
break;
case CACA_KEY_UP:
py--;
break;
case CACA_KEY_DOWN:
py++;
break;
case CACA_KEY_LEFT:
px--;
break;
case CACA_KEY_RIGHT:
px++;
break;
case 'a':
angle += 1.0f;
break;
case 's':
angle -= 1.0f;
break;
}
else if (caca_get_event_type(&ev) == CACA_EVENT_RESIZE)
{
caca_refresh_display(dp);
ww = caca_get_event_resize_width(&ev);
wh = caca_get_event_resize_height(&ev);
update = 1;
}
else if (caca_get_event_type(&ev) & CACA_EVENT_QUIT)
quit = 1;
event = caca_get_event(dp, CACA_EVENT_KEY_PRESS, &ev, 0);
}
/* 2D Rotation around screen center */
int p;
for (p = 0; p < 4; p++)
{
rotated[p][0] =
square[p][0] * cos(angle * M_PI / 180.0f) -
square[p][1] * sin(angle * M_PI / 180.0f);
rotated[p][1] =
square[p][0] * sin(angle * M_PI / 180.0f) +
square[p][1] * cos(angle * M_PI / 180.0f);
rotated[p][0] += ww / 2 + px;
rotated[p][1] += wh / 2 + py;
}
angle += 1.0f;
/* Reaarange coordinates to fit libcaca's format */
coords1[0] = rotated[0][0];
coords1[1] = rotated[0][1];
coords1[2] = rotated[1][0];
coords1[3] = rotated[1][1];
coords1[4] = rotated[2][0];
coords1[5] = rotated[2][1];
coords2[0] = rotated[0][0];
coords2[1] = rotated[0][1];
coords2[2] = rotated[2][0];
coords2[3] = rotated[2][1];
coords2[4] = rotated[3][0];
coords2[5] = rotated[3][1];
/* Display two triangles */
caca_fill_triangle_textured(cv, /* canvas */
coords1, /* triangle coordinates */
tex, /* texture canvas */
uv1); /* texture coordinates */
caca_fill_triangle_textured(cv, coords2, tex, uv2);
/* Refresh display and clear for next frame */
caca_refresh_display(dp);
caca_clear_canvas(cv);
}
caca_free_display(dp);
caca_free_canvas(cv);
caca_free_canvas(tex);
return 0;
}
