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

SDL'ified hq4x filter. (Doesn't work right yet)

Browse source
This commit is contained in:
William Kendrick 2003-12-20 19:45:38 +00:00
parent a6427c94ee
commit 7f9fb79d9f
6 changed files with 3705 additions and 3434 deletions
Download patch file Download diff file Expand all files Collapse all files

56
src/tuxpaint.c
View file

@ -510,6 +510,8 @@ SDL_Event scrolltimer_event;
char * langstr;
char * savedir;
int LUT16to32[65536], RGBtoYUV[65536];
/* Local function prototypes: */
@ -2988,11 +2990,50 @@ void stamp_draw(int x, int y)
/* Shrink or grow it! */
final_surf = thumbnail(tmp_surf,
(tmp_surf->w * state_stamps[cur_stamp]->size) / 100,
(tmp_surf->h * state_stamps[cur_stamp]->size) / 100,
0);
if (state_stamps[cur_stamp]->size == 400)
{
/* Use high quality 4x filter! */
/* Make the new surface for the scaled image: */
amask = ~(img_stamps[cur_stamp]->format->Rmask |
img_stamps[cur_stamp]->format->Gmask |
img_stamps[cur_stamp]->format->Bmask);
final_surf = SDL_CreateRGBSurface(SDL_SWSURFACE,
img_stamps[cur_stamp]->w * 4,
img_stamps[cur_stamp]->h * 4,
16,
img_stamps[cur_stamp]->format->Rmask,
img_stamps[cur_stamp]->format->Gmask,
img_stamps[cur_stamp]->format->Bmask,
amask);
if (final_surf == NULL)
{
fprintf(stderr, "\nError: Can't build stamp thumbnails\n"
"The Simple DirectMedia Layer error that occurred was:\n"
"%s\n\n", SDL_GetError());
cleanup();
exit(1);
}
hq4x_32(img_stamps[cur_stamp], final_surf,
LUT16to32, RGBtoYUV);
}
else
{
final_surf = thumbnail(tmp_surf,
(tmp_surf->w *
state_stamps[cur_stamp]->size) / 100,
(tmp_surf->h *
state_stamps[cur_stamp]->size) / 100,
0);
}
/* Where it will go? */
@ -4814,6 +4855,11 @@ void setup(int argc, char * argv[])
show_progress_bar();
SDL_Flip(screen);
/* Init high quality scaling stuff: */
InitLUTs(LUT16to32, RGBtoYUV);
/* Load other images: */