mirror of
https://github.com/ondra-novak/gates_of_skeldal.git
synced 2025-07-05 14:10:27 -04:00
126 lines
2.8 KiB
C
126 lines
2.8 KiB
C
#include <platform.h>
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#include <bgraph.h>
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#include <stdio.h>
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#include "types.h"
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#include "memman.h"
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#include "mem.h"
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#include "mgifmem.h"
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#include <zvuk.h>
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static MGIF_HEADER_T *mgif_header;
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static short mgif_accnums[2];
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static int32_t mgif_writepos;
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static word *paleta;
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static word *picture;
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static word *anim_render_buffer;
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static void *sound;
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static void StretchImageHQ(word *src, word *trg, uint32_t linelen, char full)
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{
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word xs=src[0],ys=src[1];
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word *s,*t;
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int x,y;
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src+=3;
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for (y=0,s=src,t=trg;y<ys;y++,t+=linelen*2,s+=xs)
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for (x=0;x<xs;x++)
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{
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word val;
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t[x*2]=s[x]+(s[x]&0x7fe0);
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if (x)
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{
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val=((s[x-1] & 0x7bde)+(s[x] & 0x7bde))>>1;
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t[x*2-1]=val+(val&0x7fe0);
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}
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if (full)
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{
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if (y)
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{
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val=((s[x-xs] & 0x7bde)+(s[x] & 0x7bde))>>1;
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t[x*2-linelen]=val+(val&0x7fe0);
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}
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if (x && y)
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{
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val=((s[x-xs-1] & 0x7bde)+(s[x] & 0x7bde))>>1;
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t[x*2-linelen-1]=val+(val&0x7fe0);
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}
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}
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}
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}
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static void PlayMGFFile(void *file, MGIF_PROC proc,int ypos,char full)
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{
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int32_t scr_linelen2 = GetScreenPitch();
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mgif_install_proc(proc);
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sound=PrepareVideoSound(22050,256*1024);
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mgif_accnums[0]=mgif_accnums[1]=0;
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mgif_writepos=65536;
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picture=getmem(2*3+320*180*2);
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picture[0]=320;
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picture[1]=180;
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picture[2]=15;
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memset(picture+3,0,320*180*2);
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anim_render_buffer=picture+3;
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mgif_header=(MGIF_HEADER_T *)file;
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file=open_mgif(file);
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if (file==NULL) return;
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while (file)
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{
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file=mgif_play(file);
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StretchImageHQ(picture, GetScreenAdr()+ypos*scr_linelen2, scr_linelen2,full);
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showview(0,ypos,0,360);
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if (_bios_keybrd(_KEYBRD_READY)==0) {
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mix_back_sound(0);
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}
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else
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{
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_bios_keybrd(_KEYBRD_READ);
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break;
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}
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}
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close_mgif();
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DoneVideoSound(sound);
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free(picture);
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}
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void show_full_lfb12e(void *target,void *buff,void *paleta);
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void show_delta_lfb12e(void *target,void *buff,void *paleta);
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void show_delta_lfb12e_dx(void *target,void *buff,void *paleta);
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void show_full_lfb12e_dx(void *target,void *buff,void *paleta);
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void BigPlayProc(int act,void *data,int csize)
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{
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switch (act)
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{
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case MGIF_LZW:
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case MGIF_COPY:show_full_lfb12e(anim_render_buffer,data,paleta);break;
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case MGIF_DELTA:show_delta_lfb12e(anim_render_buffer,data,paleta);break;
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case MGIF_PAL:paleta=data;break;
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case MGIF_SOUND:
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while (LoadNextVideoFrame(sound,data,csize,mgif_header->ampl_table,mgif_accnums,&mgif_writepos)==0);
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}
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}
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void play_animation(char *filename,char mode,int posy,char sound)
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{
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size_t sz;
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void *mgf=map_file_to_memory(filename, &sz);
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change_music(NULL);
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if (mgf==NULL) return;
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PlayMGFFile(mgf,BigPlayProc,posy,mode & 0x80);
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unmap_file(mgf, sz);
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}
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void set_title_list(char **titles)
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{
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}
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void set_play_attribs(void *screen,char rdraw,char bm,char colr64)
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{
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}
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