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Tacked GPL into comments. More hq4x tweaks.

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This commit is contained in:
William Kendrick 2003-12-21 00:50:52 +00:00
parent 7487c3b31b
commit 8dee572c9d
8 changed files with 404 additions and 340 deletions
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16
src/BeOS_print.cpp
View file

@ -3,6 +3,22 @@
/* printing support for Tux Paint */
/* Marcin 'Shard' Konicki <shard at beosjournal.org> */
/*
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU 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 General Public License for more details.
You should have received a copy of the GNU 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
*/
/* Jan. 17, 2003 */
#include "BeOS_print.h"

3
src/hq4x.c
View file

@ -172,12 +172,13 @@
void hq4x_32(SDL_Surface * src, SDL_Surface * dest,
int RGBtoYUV[65536])
Uint32 RGBtoYUV[65536])
{
int x, y, k;
int prevline, nextline;
Uint16 w[10];
Uint8 a;
Uint32 YUV1, YUV2;
int pattern;
int flag;

2
src/hq4x.h
View file

@ -4,6 +4,6 @@
#include "SDL.h"
void hq4x_32(SDL_Surface * src, SDL_Surface * dest,
int RGBtoYUV[65536]);
Uint32 RGBtoYUV[65536]);
#endif

12
src/hqxx.c
View file

@ -165,7 +165,7 @@ void hqxx_putpixel(SDL_Surface * surface, int x, int y, Uint16 pixel, Uint8 alph
void InitLUTs(int * RGBtoYUV)
void InitLUTs(Uint32 * RGBtoYUV)
{
int i, j, k, r, g, b, Y, u, v;
@ -181,9 +181,7 @@ void InitLUTs(int * RGBtoYUV)
Y = (r + g + b) >> 2;
u = 128 + ((r - b) >> 2);
v = 128 + ((-r + 2 * g - b) >> 3);
RGBtoYUV[(i << 11) + (j << 5) + k] = (((Y & 0xF8) << 8) |
((u & 0xFE) << 3) |
(v >> 3));
RGBtoYUV[(i << 11) + (j << 5) + k] = (Y << 16) + (u << 8) + v;
}
}
}
@ -210,15 +208,11 @@ inline void Interp2(SDL_Surface * dest, int x, int y, Uint16 c1, Uint16 c2, Uint
{
Uint32 c;
/* FIXME? */
// c = (c1 * 2 + c2 + c3) >> 2;
c = ((((c1 & 0x07E0) * 2 + (c2 & 0x07E0) + (c3 & 0x07E0)) & (0x07E0 << 2)) +
(((c1 & 0xF81F) * 2 + (c2 & 0xF81F) + (c3 & 0xF81F)) & (0xF81F << 2)))
>> 2;
hqxx_putpixel(dest, x, y, c, alpha);
}
@ -252,7 +246,7 @@ inline void Interp4(SDL_Surface * dest, int x, int y, Uint16 c1, Uint16 c2, Uint
c = ((((c1 & 0x07E0) * 2 +
((c2 & 0x07E0) +
(c3 & 0x07E0)) * 7) & 0x7E00) +
(c3 & 0x07E0)) * 7) & 0x07E00) +
(((c1 & 0xF81F) * 2 +
((c2 & 0xF81F) +
(c3 & 0xF81F)) * 7) & 0xF81F0)) >> 4;

24
src/hqxx.h
View file

@ -27,23 +27,25 @@
#include "SDL.h"
static int YUV1, YUV2;
#define Ymask 0x00FF0000
#define Umask 0x0000FF00
#define Vmask 0x000000FF
#define Ymask 0xF800
#define Umask 0x07E0
#define Vmask 0x001F
//#define Ymask 0xF800
//#define Umask 0x07E0
//#define Vmask 0x001F
//trY in 32 = 0x00300000
//trU in 32 = 0x00000700
//trV in 32 = 0x00000006
#define trY 0x00300000
#define trU 0x00000700
#define trV 0x00000006
#define trY 0x3000
#define trU 0x00C0
#define trV 0x0006
//#define trY 0x3000
//#define trU 0x00C0
//#define trV 0x0006
Uint16 hqxx_getpixel(SDL_Surface * surface, int x, int y, Uint8 * alpha);
void InitLUTs(int * RGBtoYUV);
void InitLUTs(Uint32 * RGBtoYUV);
inline void Interp0(SDL_Surface * dest, int x, int y, Uint16 c, Uint8 alpha);
inline void Interp1(SDL_Surface * dest, int x, int y, Uint16 c1, Uint16 c2, Uint8 alpha);
inline void Interp2(SDL_Surface * dest, int x, int y, Uint16 c1, Uint16 c2, Uint16 c3, Uint8 alpha);

19
src/tuxpaint.c
View file

@ -7,6 +7,20 @@
bill@newbreedsoftware.com
http://www.newbreedsoftware.com/tuxpaint/
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU 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 General Public License for more details.
You should have received a copy of the GNU 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
June 14, 2002 - December 20, 2003
*/
@ -24,6 +38,9 @@
/* #define USE_HWSURFACE */
/* #define USE_HQ4X */
/* Disable fancy cursors in fullscreen mode, to avoid SDL bug: */
#define LARGE_CURSOR_FULLSCREEN_BUG
@ -2990,6 +3007,7 @@ void stamp_draw(int x, int y)
/* Shrink or grow it! */
#ifdef HQ4X
if (state_stamps[cur_stamp]->size == 400)
{
/* Use high quality 4x filter! */
@ -3024,6 +3042,7 @@ void stamp_draw(int x, int y)
hq4x_32(tmp_surf, final_surf, RGBtoYUV);
}
else
#endif
{
final_surf = thumbnail(tmp_surf,
(tmp_surf->w *

16
src/win32_dirent.c
View file

@ -11,6 +11,22 @@
/* */
/****************************************************/
/*
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU 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 General Public License for more details.
You should have received a copy of the GNU 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
*/
#include <stdlib.h>
#include <string.h>
#include <assert.h>

16
src/win32_print.c
View file

@ -3,6 +3,22 @@
/* John Popplewell <john@johnnypops.demon.co.uk> */
/*
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU 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 General Public License for more details.
You should have received a copy of the GNU 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
*/
/* Sept. 30, 2002 - Oct. 17, 2002 */
/* Oct. 07, 2003 - added banding support */
/* - prints using 24-bit (not 32-bit) bitmap */