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return to 555, it is more native for this game and SDL supports it

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Ondřej Novák 2025-02-02 15:31:17 +01:00
parent f8a1501289
commit e717badc45
12 changed files with 67 additions and 76 deletions
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16
libs/mgifmapmem.c
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@ -13,14 +13,14 @@ static short mgif_accnums[2];
static int32_t mgif_writepos;
static word *paleta;
static const word *paleta;
static word *picture;
static word *anim_render_buffer;
static void *sound;
static inline word avg_pixels(word a, word b) {
return ((a & 0xF7DE)+(a & 0xF7DE)) >> 1;
return ((a & 0x7BDE)+(b & 0x7BDE)) >> 1;
}
static void StretchImageHQ(word *src, word *trg, int32_t linelen, char full)
@ -86,7 +86,7 @@ static void StretchImageHQ(word *src, word *trg, int32_t linelen, char full)
word n5 = avg_pixels(n1, n2);
word n6 = avg_pixels(n3, n4);
word n7 = avg_pixels(n5, n6);
trg_row[x+linelen] = n7;
trg_row[x+linelen] = avg_pixels(n7,0);
}
trg_row += 2*linelen;
}
@ -167,13 +167,7 @@ void show_delta_lfb12e_dx(void *target,void *buff,void *paleta);
void show_full_lfb12e_dx(void *target,void *buff,void *paleta);
word * load_mgf_palette(const word *pal) {
static word paleta[256];
for (int i = 0; i < 256; ++i) {
paleta[i] = pal[i]+(pal[i]&0x7fe0);
}
return paleta;
}
void BigPlayProc(int act,const void *data,int csize)
{
@ -182,7 +176,7 @@ void BigPlayProc(int act,const void *data,int csize)
case MGIF_LZW:
case MGIF_COPY:show_full_lfb12e(anim_render_buffer,data,paleta);break;
case MGIF_DELTA:show_delta_lfb12e(anim_render_buffer,data,paleta);break;
case MGIF_PAL:paleta=load_mgf_palette(data);break;
case MGIF_PAL:paleta=data;break;
case MGIF_SOUND:
while (LoadNextVideoFrame(sound,data,csize,mgif_header->ampl_table,mgif_accnums,&mgif_writepos)==0);
}