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(svn r1038) Feature: OpenTTD runs with the grf files of the DOS version

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Please read the Readme for further information. There are some minor graphical glitches when you use the DOS files. E.g. the autorail button is a bit screwed up.
This commit is contained in:
dominik
2004-12-12 20:36:24 +00:00
parent 3c3ba97d11
commit 52134822b8
11 changed files with 202 additions and 64 deletions
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43
gfx.c
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@@ -1483,14 +1483,18 @@ static void GfxScalePalette(int pal, byte scaling)
} while (--count);
}
void DoPaletteAnimations();
void GfxInitPalettes()
{
memcpy(_cur_palette, _palettes[0], 256*3);
int pal = _use_dos_palette?1:0;
memcpy(_cur_palette, _palettes[pal], 256*3);
_pal_first_dirty = 0;
_pal_last_dirty = 255;
DoPaletteAnimations();
}
#define EXTR(p,q) (((uint16)(_timer_counter * (p)) * (q)) >> 16)
#define EXTR2(p,q) (((uint16)(~_timer_counter * (p)) * (q)) >> 16)
#define COPY_TRIPLET do {d[0]=s[0+j]; d[1]=s[1+j]; d[2]=s[2+j];d+=3;}while(0)
@@ -1499,13 +1503,17 @@ void DoPaletteAnimations()
{
const byte *s;
byte *d;
/* Amount of colors to be rotated.
* A few more for the DOS palette, because the water colors are
* 245-254 for DOS and 217-226 for Windows. */
int c = _use_dos_palette?38:28;
int j;
int i;
const ExtraPaletteValues *ev = &_extra_palette_values;
byte old_val[28*3];
byte old_val[c*3];
d = _cur_palette + 217*3;
memcpy(old_val, d, 28*3);
memcpy(old_val, d, c*3);
// Dark blue water
s = ev->a;
@@ -1574,9 +1582,32 @@ void DoPaletteAnimations()
if (j == 3*4) j = 0;
}
if (memcmp(old_val, _cur_palette + 217*3, 28*3)) {
// Animate water for old DOS graphics
if(_use_dos_palette) {
// Dark blue water DOS
s = ev->a;
if (_opt.landscape == LT_CANDY) s = ev->ac;
j = EXTR(320,5) * 3;
for(i=0; i!=5; i++) {
COPY_TRIPLET;
j+=3;
if (j == 15) j = 0;
}
// Glittery water DOS
s = ev->b;
if (_opt.landscape == LT_CANDY) s = ev->bc;
j = EXTR(128, 15) * 3;
for(i=0; i!=5; i++) {
COPY_TRIPLET;
j += 9;
if (j >= 45) j -= 45;
}
}
if (memcmp(old_val, _cur_palette + 217*3, c*3)) {
if (_pal_first_dirty > 217) _pal_first_dirty = 217;
if (_pal_last_dirty < 217+29-1) _pal_last_dirty = 217+29-1;
if (_pal_last_dirty < 217+c) _pal_last_dirty = 217+c;
}
}