notgne2/tuxpaint-pencil-sharpener
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

indent cartoon.c

Browse source
This commit is contained in:
Bill Kendrick 2017-10-15 11:43:06 -07:00
parent 0a167dbc71
commit 44286395b3
1 changed files with 94 additions and 93 deletions
Download patch file Download diff file Expand all files Collapse all files

187
magic/src/cartoon.c
View file

@ -38,7 +38,7 @@
/* Our globals: */ /* Our globals: */
static Mix_Chunk * cartoon_snd; static Mix_Chunk *cartoon_snd;
#define OUTLINE_THRESH 48 #define OUTLINE_THRESH 48
@ -46,20 +46,16 @@ static Mix_Chunk * cartoon_snd;
int cartoon_init(magic_api * api); int cartoon_init(magic_api * api);
Uint32 cartoon_api_version(void); Uint32 cartoon_api_version(void);
int cartoon_get_tool_count(magic_api * api); int cartoon_get_tool_count(magic_api * api);
SDL_Surface * cartoon_get_icon(magic_api * api, int which); SDL_Surface *cartoon_get_icon(magic_api * api, int which);
char * cartoon_get_name(magic_api * api, int which); char *cartoon_get_name(magic_api * api, int which);
char * cartoon_get_description(magic_api * api, int which, int mode); char *cartoon_get_description(magic_api * api, int which, int mode);
static void do_cartoon(void * ptr, int which, SDL_Surface * canvas, SDL_Surface * last, static void do_cartoon(void *ptr, int which, SDL_Surface * canvas, SDL_Surface * last, int x, int y);
int x, int y);
void cartoon_drag(magic_api * api, int which, SDL_Surface * canvas, void cartoon_drag(magic_api * api, int which, SDL_Surface * canvas,
SDL_Surface * last, int ox, int oy, int x, int y, SDL_Surface * last, int ox, int oy, int x, int y, SDL_Rect * update_rect);
SDL_Rect * update_rect);
void cartoon_click(magic_api * api, int which, int mode, void cartoon_click(magic_api * api, int which, int mode,
SDL_Surface * canvas, SDL_Surface * last, SDL_Surface * canvas, SDL_Surface * last, int x, int y, SDL_Rect * update_rect);
int x, int y, SDL_Rect * update_rect);
void cartoon_release(magic_api * api, int which, void cartoon_release(magic_api * api, int which,
SDL_Surface * canvas, SDL_Surface * last, SDL_Surface * canvas, SDL_Surface * last, int x, int y, SDL_Rect * update_rect);
int x, int y, SDL_Rect * update_rect);
void cartoon_shutdown(magic_api * api); void cartoon_shutdown(magic_api * api);
void cartoon_set_color(magic_api * api, Uint8 r, Uint8 g, Uint8 b); void cartoon_set_color(magic_api * api, Uint8 r, Uint8 g, Uint8 b);
int cartoon_requires_colors(magic_api * api, int which); int cartoon_requires_colors(magic_api * api, int which);
@ -74,51 +70,50 @@ int cartoon_init(magic_api * api)
{ {
char fname[1024]; char fname[1024];
snprintf(fname, sizeof(fname), "%s/sounds/magic/cartoon.wav", snprintf(fname, sizeof(fname), "%s/sounds/magic/cartoon.wav", api->data_directory);
api->data_directory);
cartoon_snd = Mix_LoadWAV(fname); cartoon_snd = Mix_LoadWAV(fname);
return(1); return (1);
} }
Uint32 cartoon_api_version(void) { return(TP_MAGIC_API_VERSION); } Uint32 cartoon_api_version(void)
{
return (TP_MAGIC_API_VERSION);
}
// We have multiple tools: // We have multiple tools:
int cartoon_get_tool_count(magic_api * api ATTRIBUTE_UNUSED) int cartoon_get_tool_count(magic_api * api ATTRIBUTE_UNUSED)
{ {
return(1); return (1);
} }
// Load our icons: // Load our icons:
SDL_Surface * cartoon_get_icon(magic_api * api, int which ATTRIBUTE_UNUSED) SDL_Surface *cartoon_get_icon(magic_api * api, int which ATTRIBUTE_UNUSED)
{ {
char fname[1024]; char fname[1024];
snprintf(fname, sizeof(fname), "%s/images/magic/cartoon.png", snprintf(fname, sizeof(fname), "%s/images/magic/cartoon.png", api->data_directory);
api->data_directory);
return(IMG_Load(fname)); return (IMG_Load(fname));
} }
// Return our names, localized: // Return our names, localized:
char * cartoon_get_name(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED) char *cartoon_get_name(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED)
{ {
return(strdup(gettext_noop("Cartoon"))); return (strdup(gettext_noop("Cartoon")));
} }
// Return our descriptions, localized: // Return our descriptions, localized:
char * cartoon_get_description(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED, int mode ATTRIBUTE_UNUSED) char *cartoon_get_description(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED, int mode ATTRIBUTE_UNUSED)
{ {
return(strdup(gettext_noop( return (strdup(gettext_noop("Click and drag the mouse around to turn the picture into a cartoon.")));
"Click and drag the mouse around to turn the picture into a cartoon.")));
} }
// Do the effect: // Do the effect:
static void do_cartoon(void * ptr, int which ATTRIBUTE_UNUSED, SDL_Surface * canvas, SDL_Surface * last, static void do_cartoon(void *ptr, int which ATTRIBUTE_UNUSED, SDL_Surface * canvas, SDL_Surface * last, int x, int y)
int x, int y)
{ {
magic_api * api = (magic_api *) ptr; magic_api *api = (magic_api *) ptr;
int xx, yy; int xx, yy;
Uint8 r1, g1, b1, r2, g2, b2; Uint8 r1, g1, b1, r2, g2, b2;
Uint8 r, g, b; Uint8 r, g, b;
@ -127,86 +122,90 @@ static void do_cartoon(void * ptr, int which ATTRIBUTE_UNUSED, SDL_Surface * can
/* First, convert colors to more cartoony ones: */ /* First, convert colors to more cartoony ones: */
for (yy = y - 16; yy < y + 16; yy = yy + 1) for (yy = y - 16; yy < y + 16; yy = yy + 1)
{
for (xx = x - 16; xx < x + 16; xx = xx + 1)
{ {
if (api->in_circle(xx - x, yy - y, 16)) for (xx = x - 16; xx < x + 16; xx = xx + 1)
{ {
/* Get original color: */ if (api->in_circle(xx - x, yy - y, 16))
{
/* Get original color: */
SDL_GetRGB(api->getpixel(last, xx, yy), last->format, &r, &g, &b); SDL_GetRGB(api->getpixel(last, xx, yy), last->format, &r, &g, &b);
api->rgbtohsv(r, g, b, &hue, &sat, &val); api->rgbtohsv(r, g, b, &hue, &sat, &val);
val = val - 0.5; val = val - 0.5;
val = val * 4; val = val * 4;
val = val + 0.5; val = val + 0.5;
if (val < 0) if (val < 0)
val = 0; val = 0;
else if (val > 1.0) else if (val > 1.0)
val = 1.0; val = 1.0;
val = floor(val * 4) / 4; val = floor(val * 4) / 4;
hue = floor(hue * 4) / 4; hue = floor(hue * 4) / 4;
sat = floor(sat * 4) / 4; sat = floor(sat * 4) / 4;
api->hsvtorgb(hue, sat, val, &r, &g, &b); api->hsvtorgb(hue, sat, val, &r, &g, &b);
api->putpixel(canvas, xx, yy, SDL_MapRGB(canvas->format, r, g, b)); api->putpixel(canvas, xx, yy, SDL_MapRGB(canvas->format, r, g, b));
} }
}
} }
}
/* Then, draw dark outlines where there's a large contrast change */ /* Then, draw dark outlines where there's a large contrast change */
for (yy = y - 16; yy < y + 16; yy++) for (yy = y - 16; yy < y + 16; yy++)
{
for (xx = x - 16; xx < x + 16; xx++)
{ {
if (api->in_circle(xx - x, yy - y, 16)) for (xx = x - 16; xx < x + 16; xx++)
{
/* Get original color: */
SDL_GetRGB(api->getpixel(last, xx, yy), last->format, &r, &g, &b);
SDL_GetRGB(api->getpixel(last, xx + 1, yy),
last->format, &r1, &g1, &b1);
SDL_GetRGB(api->getpixel(last, xx + 1, yy + 1),
last->format, &r2, &g2, &b2);
if (abs(((r + g + b) / 3) - (r1 + g1 + b1) / 3) > OUTLINE_THRESH
|| abs(((r + g + b) / 3) - (r2 + g2 + b2) / 3) >
OUTLINE_THRESH || abs(r - r1) > OUTLINE_THRESH
|| abs(g - g1) > OUTLINE_THRESH
|| abs(b - b1) > OUTLINE_THRESH
|| abs(r - r2) > OUTLINE_THRESH
|| abs(g - g2) > OUTLINE_THRESH
|| abs(b - b2) > OUTLINE_THRESH)
{ {
api->putpixel(canvas, xx - 1, yy, if (api->in_circle(xx - x, yy - y, 16))
SDL_MapRGB(canvas->format, 0, 0, 0)); {
api->putpixel(canvas, xx, yy - 1, /* Get original color: */
SDL_MapRGB(canvas->format, 0, 0, 0));
api->putpixel(canvas, xx - 1, yy - 1, SDL_GetRGB(api->getpixel(last, xx, yy), last->format, &r, &g, &b);
SDL_MapRGB(canvas->format, 0, 0, 0));
SDL_GetRGB(api->getpixel(last, xx + 1, yy), last->format, &r1, &g1, &b1);
SDL_GetRGB(api->getpixel(last, xx + 1, yy + 1), last->format, &r2, &g2, &b2);
if (abs(((r + g + b) / 3) - (r1 + g1 + b1) / 3) > OUTLINE_THRESH
|| abs(((r + g + b) / 3) - (r2 + g2 + b2) / 3) >
OUTLINE_THRESH || abs(r - r1) > OUTLINE_THRESH
|| abs(g - g1) > OUTLINE_THRESH
|| abs(b - b1) > OUTLINE_THRESH
|| abs(r - r2) > OUTLINE_THRESH || abs(g - g2) > OUTLINE_THRESH || abs(b - b2) > OUTLINE_THRESH)
{
api->putpixel(canvas, xx - 1, yy, SDL_MapRGB(canvas->format, 0, 0, 0));
api->putpixel(canvas, xx, yy - 1, SDL_MapRGB(canvas->format, 0, 0, 0));
api->putpixel(canvas, xx - 1, yy - 1, SDL_MapRGB(canvas->format, 0, 0, 0));
}
}
} }
}
} }
}
} }
// Affect the canvas on drag: // Affect the canvas on drag:
void cartoon_drag(magic_api * api, int which, SDL_Surface * canvas, void cartoon_drag(magic_api * api, int which, SDL_Surface * canvas,
SDL_Surface * last, int ox, int oy, int x, int y, SDL_Surface * last, int ox, int oy, int x, int y, SDL_Rect * update_rect)
SDL_Rect * update_rect)
{ {
api->line((void *) api, which, canvas, last, ox, oy, x, y, 1, do_cartoon); api->line((void *)api, which, canvas, last, ox, oy, x, y, 1, do_cartoon);
if (ox > x) { int tmp = ox; ox = x; x = tmp; } if (ox > x)
if (oy > y) { int tmp = oy; oy = y; y = tmp; } {
int tmp = ox;
ox = x;
x = tmp;
}
if (oy > y)
{
int tmp = oy;
oy = y;
y = tmp;
}
update_rect->x = ox - 16; update_rect->x = ox - 16;
update_rect->y = oy - 16; update_rect->y = oy - 16;
@ -218,16 +217,15 @@ void cartoon_drag(magic_api * api, int which, SDL_Surface * canvas,
// Affect the canvas on click: // Affect the canvas on click:
void cartoon_click(magic_api * api, int which, int mode ATTRIBUTE_UNUSED, void cartoon_click(magic_api * api, int which, int mode ATTRIBUTE_UNUSED,
SDL_Surface * canvas, SDL_Surface * last, SDL_Surface * canvas, SDL_Surface * last, int x, int y, SDL_Rect * update_rect)
int x, int y, SDL_Rect * update_rect)
{ {
cartoon_drag(api, which, canvas, last, x, y, x, y, update_rect); cartoon_drag(api, which, canvas, last, x, y, x, y, update_rect);
} }
// Affect the canvas on release: // Affect the canvas on release:
void cartoon_release(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED, void cartoon_release(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED,
SDL_Surface * canvas ATTRIBUTE_UNUSED, SDL_Surface * last ATTRIBUTE_UNUSED, SDL_Surface * canvas ATTRIBUTE_UNUSED, SDL_Surface * last ATTRIBUTE_UNUSED,
int x ATTRIBUTE_UNUSED, int y ATTRIBUTE_UNUSED, SDL_Rect * update_rect ATTRIBUTE_UNUSED) int x ATTRIBUTE_UNUSED, int y ATTRIBUTE_UNUSED, SDL_Rect * update_rect ATTRIBUTE_UNUSED)
{ {
} }
@ -239,7 +237,8 @@ void cartoon_shutdown(magic_api * api ATTRIBUTE_UNUSED)
} }
// Record the color from Tux Paint: // Record the color from Tux Paint:
void cartoon_set_color(magic_api * api ATTRIBUTE_UNUSED, Uint8 r ATTRIBUTE_UNUSED, Uint8 g ATTRIBUTE_UNUSED, Uint8 b ATTRIBUTE_UNUSED) void cartoon_set_color(magic_api * api ATTRIBUTE_UNUSED, Uint8 r ATTRIBUTE_UNUSED, Uint8 g ATTRIBUTE_UNUSED,
Uint8 b ATTRIBUTE_UNUSED)
{ {
} }
@ -249,15 +248,17 @@ int cartoon_requires_colors(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUT
return 0; return 0;
} }
void cartoon_switchin(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED, int mode ATTRIBUTE_UNUSED, SDL_Surface * canvas ATTRIBUTE_UNUSED) void cartoon_switchin(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED, int mode ATTRIBUTE_UNUSED,
SDL_Surface * canvas ATTRIBUTE_UNUSED)
{ {
} }
void cartoon_switchout(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED, int mode ATTRIBUTE_UNUSED, SDL_Surface * canvas ATTRIBUTE_UNUSED) void cartoon_switchout(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED, int mode ATTRIBUTE_UNUSED,
SDL_Surface * canvas ATTRIBUTE_UNUSED)
{ {
} }
int cartoon_modes(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED) int cartoon_modes(magic_api * api ATTRIBUTE_UNUSED, int which ATTRIBUTE_UNUSED)
{ {
return(MODE_PAINT); /* FIXME - Can also be turned into a full-image effect */ return (MODE_PAINT); /* FIXME - Can also be turned into a full-image effect */
} }