(svn r2497) Use a struct array for palette entries instead of a flat byte array

This commit is contained in:
tron
2005-06-30 05:27:32 +00:00
parent 6e72d514b7
commit 9d75047211
6 changed files with 244 additions and 243 deletions

109
gfx.c
View File

@@ -6,6 +6,8 @@
#include "table/palettes.h"
#include "hal.h"
Colour _cur_palette[256];
static void GfxMainBlitter(const Sprite *sprite, int x, int y, int mode);
static int _stringwidth_out;
@@ -1482,21 +1484,17 @@ static void GfxMainBlitter(const Sprite* sprite, int x, int y, int mode)
#if 0
static void GfxScalePalette(int pal, byte scaling)
{
byte *dst, *src;
size_t count;
const Colour* src;
uint i;
GfxInitPalettes();
dst = _cur_palette;
src = GET_PALETTE(pal);
count = 256;
do {
dst[0] = (byte)(src[0] * scaling >> 8);
dst[1] = (byte)(src[1] * scaling >> 8);
dst[2] = (byte)(src[2] * scaling >> 8);
dst += 3;
src += 3;
} while (--count);
for (i = 0; i < lengthof(_cur_palette); i++) {
_cur_palette[i].r = src[i].r * scaling >> 8;
_cur_palette[i].g = src[i].g * scaling >> 8;
_cur_palette[i].b = src[i].b * scaling >> 8;
}
}
#endif
@@ -1504,8 +1502,7 @@ void DoPaletteAnimations(void);
void GfxInitPalettes(void)
{
int pal = _use_dos_palette?1:0;
memcpy(_cur_palette, _palettes[pal], 256*3);
memcpy(_cur_palette, _palettes[_use_dos_palette ? 1 : 0], sizeof(_cur_palette));
_pal_first_dirty = 0;
_pal_last_dirty = 255;
@@ -1514,12 +1511,11 @@ void GfxInitPalettes(void)
#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)
void DoPaletteAnimations(void)
{
const byte *s;
byte *d;
const Colour* s;
Colour* 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. */
@@ -1527,46 +1523,46 @@ void DoPaletteAnimations(void)
int j;
int i;
const ExtraPaletteValues *ev = &_extra_palette_values;
byte old_val[114]; // max(c*(38:28)) = 114
Colour old_val[38]; // max(38, 28)
d = _cur_palette + 217*3;
memcpy(old_val, d, c*3);
d = &_cur_palette[217];
memcpy(old_val, d, c * sizeof(*old_val));
// Dark blue water
s = ev->a;
if (_opt.landscape == LT_CANDY) s = ev->ac;
j = EXTR(320,5) * 3;
j = EXTR(320,5);
for(i=0; i!=5; i++) {
COPY_TRIPLET;
j+=3;
if (j == 15) j = 0;
*d++ = s[j];
j++;
if (j == 5) j = 0;
}
// Glittery water
s = ev->b;
if (_opt.landscape == LT_CANDY) s = ev->bc;
j = EXTR(128, 15) * 3;
j = EXTR(128, 15);
for(i=0; i!=5; i++) {
COPY_TRIPLET;
j += 9;
if (j >= 45) j -= 45;
*d++ = s[j];
j += 3;
if (j >= 15) j -= 15;
}
s = ev->e;
j = EXTR2(512, 5) * 3;
j = EXTR2(512, 5);
for(i=0; i!=5; i++) {
COPY_TRIPLET;
j += 3;
if (j == 3*5) j = 0;
*d++ = s[j];
j++;
if (j == 5) j = 0;
}
// Oil refinery fire animation
s = ev->oil_ref;
j = EXTR2(512, 7) * 3;
j = EXTR2(512, 7);
for(i=0; i!=7; i++) {
COPY_TRIPLET;
j += 3;
if (j == 3*7) j = 0;
*d++ = s[j];
j++;
if (j == 7) j = 0;
}
// Radio tower blinking
@@ -1576,27 +1572,28 @@ void DoPaletteAnimations(void)
(v = 255, i < 0x3f) ||
(v = 128, i < 0x4A || i >= 0x75) ||
(v = 20);
d[0] = v;
d[1] = d[2] = 0;
d += 3;
d->r = v;
d->g = 0;
d->b = 0;
d++;
i ^= 0x40;
(v = 255, i < 0x3f) ||
(v = 128, i < 0x4A || i >= 0x75) ||
(v = 20);
d[0] = v;
d[1] = d[2] = 0;
d += 3;
d->r = v;
d->g = 0;
d->b = 0;
d++;
}
// Handle lighthouse and stadium animation
s = ev->lighthouse;
j = EXTR(256, 4) * 3;
j = EXTR(256, 4);
for(i=0; i!=4; i++) {
COPY_TRIPLET;
j += 3;
if (j == 3*4) j = 0;
*d++ = s[j];
j++;
if (j == 4) j = 0;
}
// Animate water for old DOS graphics
@@ -1604,27 +1601,27 @@ void DoPaletteAnimations(void)
// Dark blue water DOS
s = ev->a;
if (_opt.landscape == LT_CANDY) s = ev->ac;
j = EXTR(320,5) * 3;
j = EXTR(320,5);
for(i=0; i!=5; i++) {
COPY_TRIPLET;
j+=3;
if (j == 15) j = 0;
*d++ = s[j];
j++;
if (j == 5) j = 0;
}
// Glittery water DOS
s = ev->b;
if (_opt.landscape == LT_CANDY) s = ev->bc;
j = EXTR(128, 15) * 3;
j = EXTR(128, 15);
for(i=0; i!=5; i++) {
COPY_TRIPLET;
j += 9;
if (j >= 45) j -= 45;
*d++ = s[j];
j += 3;
if (j >= 15) j -= 15;
}
}
if (memcmp(old_val, _cur_palette + 217*3, c*3)) {
if (memcmp(old_val, &_cur_palette[217], c * sizeof(*old_val)) != 0) {
if (_pal_first_dirty > 217) _pal_first_dirty = 217;
if (_pal_last_dirty < 217+c) _pal_last_dirty = 217+c;
if (_pal_last_dirty < 217 + c) _pal_last_dirty = 217 + c;
}
}