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xa_set.c
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C/C++ Source or Header
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1997-01-26
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33KB
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1,170 lines
/*
* xa_set.c
*
* Copyright (C) 1992,1993,1994,1995,1996,1997 by Mark Podlipec.
* All rights reserved.
*
* This software may be freely copied, modified and redistributed without
* fee for non-commerical purposes provided that this copyright notice is
* preserved intact on all copies and modified copies.
*
* There is no warranty or other guarantee of fitness of this software.
* It is provided solely "as is". The author(s) disclaim(s) all
* responsibility and liability with respect to this software's usage
* or its effect upon hardware or computer systems.
*
*/
#include "xanim.h"
#include "xa_set.h"
#include "xa_iff.h"
#include <ctype.h>
xaULONG SET_Read_File();
SET_FRAM_HDR *SET_Init_FRAM_HDRS();
xaUBYTE *SET_Read_BACK();
xaUBYTE *SET_Read_FACE();
SET_SSET_HDR *SET_Alloc_SSET_HDR();
SET_SSET_HDR *SET_Get_SSET();
SET_BACK_HDR *SET_Alloc_BACK_HDR();
SET_BACK_HDR *SET_Get_BACK();
SET_BACK_HDR *SET_Add_Black();
void SET_TheEnd();
void SET_TheEnd1();
void SET_Extract_Directory();
void SET_Modify_Directory();
void SET_Read_SSET();
void SET_Add_SETTER();
void SET_Add_BACK();
void SET_Add_TIME();
void SET_Read_Sound_IFF();
void SET_Add_CHDR();
void SET_Free_Stuff();
XA_ACTION *ACT_Get_Action();
xaULONG UTIL_Get_Buffer_Scale();
void UTIL_Scale_Buffer_Pos();
void ACT_Setup_Mapped();
void IFF_Read_BMHD();
void IFF_Read_BODY();
void IFF_Read_CMAP_0();
void IFF_Read_CMAP_1();
void IFF_Shift_CMAP();
void IFF_Print_ID();
XA_CHDR *ACT_Get_CMAP();
xaULONG CMAP_Get_Or_Mask();
void ACT_Add_CHDR_To_Action();
extern void XA_Setup_Input_Methods();
static ColorReg set_cmap[256];
static XA_CHDR *set_chdr;
static SET_BACK_HDR *set_back_start,*set_back_cur;
static xaULONG set_back_num,set_sset_num;
static SET_FRAM_HDR *set_frames;
static xaULONG set_fram_num;
static SET_SSET_HDR *set_sset_start,*set_sset_cur;
static XA_ACTION *work_act;
static XA_ACTION *back_act;
static xaULONG set_time;
static xaLONG set_xscroll_flag,set_xscroll_len,set_yscroll_flag,set_yscroll_len;
static xaLONG set_back_xpos,set_back_ypos;
static xaULONG set_back_scroll_fram;
static xaLONG set_sset_cur_num,set_sset_xoff,set_sset_yoff;
static xaULONG set_multi_flag;
static xaULONG set_or_mask;
static char set_buff[512];
static char set_buff1[64];
static Bit_Map_Header bmhd;
static xaULONG set_imagex,set_imagey,set_imagec,set_imaged;
void SET_Print_CHID(chid)
xaULONG chid;
{
xaULONG d;
d = (chid >> 24) & 0xff; fputc(d,stderr);
d = (chid >> 16) & 0xff; fputc(d,stderr);
d = (chid >> 8) & 0xff; fputc(d,stderr);
d = chid & 0xff; fputc(d,stderr);
fputc(' ',stderr);
}
SET_BACK_HDR *SET_Get_BACK(back_num)
xaULONG back_num;
{
SET_BACK_HDR *tmp;
tmp = set_back_start;
while(tmp)
{
if (tmp->num == back_num) return(tmp);
tmp = tmp->next;
}
fprintf(stderr,"SET_Get_BACK: invalid back_num %x\n",back_num);
SET_TheEnd();
return(0);
}
SET_BACK_HDR *SET_Add_Black(anim_hdr)
XA_ANIM_HDR *anim_hdr;
{
xaUBYTE *pic;
SET_BACK_HDR *tmp;
XA_ACTION *act;
xaULONG psize;
/* if black already exists */
if (set_back_start != 0)
if (set_back_start->num == 0xffff) return(set_back_start);
psize = set_imagex * set_imagey;
if (work_act == 0)
{
xaUBYTE *t_pic;
t_pic = (xaUBYTE *)malloc( XA_PIC_SIZE(psize) );
if (t_pic == 0) SET_TheEnd1("SET a: malloc failed\n");
memset(t_pic, 0x00, psize );
act = ACT_Get_Action(anim_hdr,ACT_MAPPED);
ACT_Setup_Mapped(act,t_pic,set_chdr,0,0,set_imagex,set_imagey,
set_imagex,set_imagey,xaFALSE,0,xaTRUE,xaTRUE,xaFALSE);
work_act = act;
}
tmp = (SET_BACK_HDR *)malloc( sizeof(SET_BACK_HDR) );
if (tmp == 0) SET_TheEnd1("SET: back malloc fail\n");
tmp->num = 0xffff;
tmp->xsize = tmp->xscreen = set_imagex;
tmp->ysize = tmp->yscreen = set_imagey;
tmp->xpos = tmp->ypos = 0;
tmp->back_act = 0;
tmp->csize = 0;
tmp->chdr = 0;
tmp->next = set_back_start;
set_back_start = tmp;
pic = (xaUBYTE *)malloc( XA_PIC_SIZE(psize) );
if (pic == 0) SET_TheEnd1("SET_Add_Black: malloc failed\n");
memset( pic, set_or_mask, psize );
act = ACT_Get_Action(anim_hdr,ACT_MAPPED);
tmp->back_act = act;
ACT_Setup_Mapped(act,pic,set_chdr,0,0,set_imagex,set_imagey,
set_imagex,set_imagey,xaFALSE,0,xaTRUE,xaTRUE,xaFALSE);
return(set_back_start);
}
SET_BACK_HDR *SET_Alloc_BACK_HDR()
{
SET_BACK_HDR *tmp;
tmp = (SET_BACK_HDR *)malloc( sizeof(SET_BACK_HDR) );
if (tmp == 0) SET_TheEnd1("SET: back malloc fail\n");
tmp->num = set_back_num;
set_back_num++;
tmp->xsize = 0; tmp->ysize = 0;
tmp->xscreen = 0; tmp->yscreen = 0;
tmp->xpos = 0; tmp->ypos = 0;
tmp->back_act = 0;
tmp->csize = 0;
tmp->chdr = 0;
tmp->next = 0;
if (set_back_start == 0) set_back_start = tmp;
else set_back_cur->next = tmp;
set_back_cur = tmp;
return(set_back_cur);
}
SET_SSET_HDR *SET_Get_SSET(sset_num)
xaULONG sset_num;
{
SET_SSET_HDR *tmp;
tmp = set_sset_start;
while(tmp)
{
if (tmp->num == sset_num) return(tmp);
tmp = tmp->next;
}
fprintf(stderr,"SET_Get_SSET: invalid sset_num %x\n",sset_num);
SET_TheEnd();
return(0);
}
SET_SSET_HDR *SET_Alloc_SSET_HDR()
{
SET_SSET_HDR *tmp;
tmp = (SET_SSET_HDR *)malloc( sizeof(SET_SSET_HDR) );
if (tmp == 0) SET_TheEnd1("SET: set malloc fail\n");
tmp->num = set_sset_num;
set_sset_num++;
tmp->faces = 0;
tmp->next = 0;
tmp->face_num = 0;
if (set_sset_start == 0) set_sset_start = tmp;
else set_sset_cur->next = tmp;
set_sset_cur = tmp;
return(set_sset_cur);
}
xaULONG SET_Read_File(fname,anim_hdr)
char *fname;
XA_ANIM_HDR *anim_hdr;
{ XA_INPUT *xin = anim_hdr->xin;
xaULONG op;
xaULONG cur_fram_num;
xaULONG cur_fram_cnt;
xaULONG exit_flag;
set_multi_flag = xaTRUE;
cur_fram_num = 0;
cur_fram_cnt = 0;
work_act = 0;
back_act = 0;
set_fram_num = 0;
set_frames = (SET_FRAM_HDR *)0;
set_back_start = 0;
set_back_cur = 0;
set_back_num = 0;
set_sset_start = 0;
set_sset_cur = 0;
set_sset_num = 0;
set_xscroll_flag = 0;
set_xscroll_len = 0;
set_yscroll_flag = 0;
set_yscroll_len = 0;
set_back_xpos = 0;
set_back_ypos = 0;
set_back_scroll_fram = 1;
/* default stuff if no background */
set_imagex = 352;
set_imagey = 240;
set_imaged = 5;
bmhd.compression = BMHD_COMP_BYTERUN;
bmhd.masking = BMHD_MSK_NONE;
set_or_mask = CMAP_Get_Or_Mask(1 << set_imaged);
DEBUG_LEVEL1 fprintf(stderr,"Reading SET file %s:\n",fname);
exit_flag = 0;
while( !(xin->At_EOF(xin)) && !exit_flag)
{
XA_ACTION *act;
op = xin->Read_U8(xin);
switch(op)
{
case 'a': /* 256 ascii 32 ascii IFF stuff Background Image */
{
SET_BACK_HDR *tmp_back_hdr;
xaUBYTE *pic;
xin->Read_Block(xin,set_buff,256); set_buff[256] = 0;
DEBUG_LEVEL1 fprintf(stderr," a) %s ",set_buff);
xin->Read_Block(xin,set_buff1,32); set_buff1[32] = 0;
DEBUG_LEVEL1 fprintf(stderr," %s\n",set_buff1);
tmp_back_hdr = SET_Alloc_BACK_HDR();
if (set_multi_flag == xaFALSE)
pic = SET_Read_BACK(xin,tmp_back_hdr);
else
{ XA_INPUT xin_new;
SET_Extract_Directory(set_buff,set_buff1);
(void)XA_Setup_Input_Methods(&xin_new,set_buff);
if (xin_new.Open_File(&xin_new) == xaFALSE)
{
SET_Modify_Directory(set_buff,0);
(void)XA_Setup_Input_Methods(&xin_new,set_buff);
if (xin_new.Open_File(&xin_new) == xaFALSE)
{
fprintf(stderr,"Can't open SET File %s for reading\n",set_buff);
SET_TheEnd();
}
}
pic = SET_Read_BACK(&xin_new,tmp_back_hdr);
xin_new.Close_File(&xin_new);
}
if (pic == 0) SET_TheEnd1("SET read a) failed");
if (work_act == 0)
{
xaUBYTE *t_pic;
t_pic = (xaUBYTE *) malloc(
XA_PIC_SIZE(tmp_back_hdr->xsize * tmp_back_hdr->ysize) );
if (t_pic == 0) SET_TheEnd1("SET a: malloc failed\n");
memset(t_pic, 0x00, (tmp_back_hdr->xsize * tmp_back_hdr->ysize) );
act = ACT_Get_Action(anim_hdr,ACT_MAPPED);
ACT_Setup_Mapped(act,t_pic,set_chdr,
0,0,tmp_back_hdr->xsize,tmp_back_hdr->ysize,
set_imagex,set_imagey,xaFALSE,0,xaTRUE,xaFALSE,xaFALSE);
ACT_Add_CHDR_To_Action(act,tmp_back_hdr->chdr);
work_act = act;
}
act = ACT_Get_Action(anim_hdr,ACT_MAPPED);
tmp_back_hdr->back_act = act;
ACT_Setup_Mapped(act,pic,set_chdr,
0,0,tmp_back_hdr->xsize,tmp_back_hdr->ysize,
set_imagex,set_imagey,xaFALSE,0,xaTRUE,xaFALSE,xaFALSE);
ACT_Add_CHDR_To_Action(act,set_chdr);
}
break;
case 'b': /* 256 ascii 32 ascii IFF stuff Faces */
{
SET_SSET_HDR *tmp_sset_hdr;
tmp_sset_hdr = SET_Alloc_SSET_HDR();
xin->Read_Block(xin,set_buff,256); /* disk:directory name */
set_buff[256] = 0;
DEBUG_LEVEL1 fprintf(stderr," b) %s ",set_buff);
xin->Read_Block(xin,set_buff1,32); /* file name */
set_buff1[32] = 0;
DEBUG_LEVEL1 fprintf(stderr," %s\n",set_buff1);
if (set_multi_flag == xaFALSE) SET_Read_SSET(anim_hdr,xin,tmp_sset_hdr);
else
{ XA_INPUT xin_new;
SET_Extract_Directory(set_buff,set_buff1);
(void)XA_Setup_Input_Methods(&xin_new,set_buff);
if (xin_new.Open_File(&xin_new) == xaFALSE)
{
SET_Modify_Directory(set_buff,0);
(void)XA_Setup_Input_Methods(&xin_new,set_buff);
if (xin_new.Open_File(&xin_new) == xaFALSE)
{
fprintf(stderr,"Can't open SET File %s for reading\n",set_buff);
SET_TheEnd();
}
}
SET_Read_SSET(anim_hdr,&xin_new,tmp_sset_hdr);
xin_new.Close_File(&xin_new);
}
}
break;
case 'c': /* 10 bytes set current frame */
{
xaULONG i;
i = 8; while(i--) xin->Read_U8(xin);
cur_fram_num = xin->Read_MSB_U16(xin);
cur_fram_cnt = cur_fram_num;
DEBUG_LEVEL2 fprintf(stderr," c) %x\n",cur_fram_num);
}
break;
case 'd': /* new SSET header 32 ascii + 10 bytes */
{
xaULONG i;
xin->Read_Block(xin,set_buff,32);
set_buff[32] = 0;
DEBUG_LEVEL1 fprintf(stderr," d) sset hdr %s ",set_buff);
set_sset_cur_num = xin->Read_MSB_U16(xin);
set_sset_xoff = xin->Read_MSB_U16(xin);
set_sset_yoff = xin->Read_MSB_U16(xin);
i = xin->Read_MSB_U16(xin);
i = xin->Read_MSB_U16(xin); /* last fram in series */
set_sset_cur = SET_Get_SSET(set_sset_cur_num);
DEBUG_LEVEL2 fprintf(stderr," %x %x\n",
set_sset_cur_num,set_sset_cur->num);
cur_fram_cnt = cur_fram_num;
}
break;
case 'e': /* position face 12 bytes */
{
SET_FACE_HDR *face_hdr;
xaULONG face_num,depth,garb,fram_num;
xaLONG xpos,ypos,xoff,yoff;
xaLONG back_x,back_y;
face_num = xin->Read_MSB_U16(xin);
xoff = xin->Read_MSB_U16(xin);
yoff = xin->Read_MSB_U16(xin);
depth = xin->Read_MSB_U16(xin);
garb = xin->Read_MSB_U16(xin);
fram_num = xin->Read_MSB_U16(xin); /* not correct */
DEBUG_LEVEL2 fprintf(stderr," e) %x (%x %x) %x %x %x\n",
face_num,xoff,yoff,depth,garb,fram_num);
if (face_num > set_sset_cur->face_num)
{
fprintf(stderr,"SET_Read: e) face_num invalid %x (%x)",
face_num, set_sset_cur->face_num);
SET_TheEnd();
}
face_hdr = &(set_sset_cur->faces[face_num]);
xpos = face_hdr->xoff + set_sset_xoff;
xpos += xoff;
ypos = face_hdr->yoff + set_sset_yoff;
ypos += yoff;
DEBUG_LEVEL2 fprintf(stderr," e FACE off <%d,%d> fin <%d,%d>\n",
xoff,yoff,xpos,ypos);
/* Back ground Scrolling calculations - see g) */
if (set_xscroll_flag == 1)
{
back_x = -set_xscroll_len * (cur_fram_cnt - set_back_scroll_fram);
while(back_x < 0) back_x += set_back_cur->xsize;
if (back_x >= set_back_cur->xsize) back_x %= set_back_cur->xsize;
} else back_x = 0;
if (set_yscroll_flag == 1)
{
back_y = -set_yscroll_len * (cur_fram_cnt - set_back_scroll_fram);
while(back_y < 0) back_y += set_back_cur->ysize;
if (back_y >= set_back_cur->ysize) back_y %= set_back_cur->ysize;
} else back_y = 0;
if (face_hdr->face_act->type != ACT_NOP)
SET_Add_SETTER(anim_hdr,cur_fram_cnt,back_x,back_y,
xpos,ypos,face_hdr->face_act,depth);
cur_fram_cnt++;
}
break;
case 'f': /* backgrnd display info 4 bytes */
{
xaULONG back,effect;
back = xin->Read_MSB_U16(xin);
effect = xin->Read_MSB_U16(xin);
DEBUG_LEVEL2
fprintf(stderr," f) backgrnd info %x %x ",back,effect);
if (back == 0xffff) set_back_cur = SET_Add_Black(anim_hdr);
else set_back_cur = SET_Get_BACK(back);
DEBUG_LEVEL2 fprintf(stderr," %x\n",set_back_cur->num);
SET_Add_BACK(cur_fram_num,set_back_cur->back_act,set_back_cur->chdr);
}
break;
case 'g': /* backgrnd scrolling info(?) 8 bytes */
{
xaLONG tmp1,tmp2,tmp3,tmp4;
tmp1 = xin->Read_MSB_U16(xin); if (tmp1 & 0x8000) tmp1 -= 0x10000;
tmp2 = xin->Read_MSB_U16(xin); if (tmp2 & 0x8000) tmp2 -= 0x10000;
tmp3 = xin->Read_MSB_U16(xin); if (tmp3 & 0x8000) tmp3 -= 0x10000;
tmp4 = xin->Read_MSB_U16(xin); if (tmp4 & 0x8000) tmp4 -= 0x10000;
if (tmp4 == 0)
{ /* scroll only in x direction */
set_xscroll_flag = 1;
set_yscroll_flag = 0;
set_yscroll_len = 0;
if (tmp3 == 0) set_xscroll_len = tmp1;
else set_xscroll_len = tmp2;
if (set_xscroll_len == 0) set_xscroll_flag = 0;
}
else
{ /* scroll only in y direction */
set_yscroll_flag = 1;
set_xscroll_flag = 0;
set_xscroll_len = 0;
if (tmp3 == 0) set_yscroll_len = tmp1;
else set_yscroll_len = tmp2;
/* PODNOTE: I haven't seen tmp3 == tmp4 == 1 so this is a guess */
if (set_yscroll_len == 0) set_yscroll_flag = 0;
}
set_back_scroll_fram = cur_fram_num;
DEBUG_LEVEL2 fprintf(stderr," g) %d %d %d %d\n",
set_xscroll_flag,set_xscroll_len,set_yscroll_flag,set_yscroll_len);
}
break;
case 'h': /* sound info 10 bytes */
{
xaULONG i;
DEBUG_LEVEL2 fprintf(stderr," h) sound info - not supported\n");
i = 10; while(i--) xin->Read_U8(xin);
}
break;
case 'i': /* timing info 2 bytes*/
set_time = xin->Read_MSB_U16(xin); if (set_time == 0) set_time = 1;
DEBUG_LEVEL2 fprintf(stderr," i) %x\n",set_time);
set_time = set_time * 16;
SET_Add_TIME(cur_fram_num,set_time);
break;
case 'j': /* 256 ascii 32 ascii IFF stuff Sounds Info */
xin->Read_Block(xin,set_buff,256); set_buff[256] = 0;
DEBUG_LEVEL1 fprintf(stderr," j) %s ",set_buff);
xin->Read_Block(xin,set_buff1,32); set_buff1[32] = 0;
DEBUG_LEVEL1 fprintf(stderr," %s\n",set_buff1);
if (set_multi_flag == xaFALSE) SET_Read_Sound_IFF(xin);
/* else ignore */
break;
case 'k': /* ? header of some sort 40 bytes */
{
xaULONG i;
DEBUG_LEVEL2 fprintf(stderr," k) ???\n");
i = 40; while(i--) xin->Read_U8(xin);
}
break;
case 'l': /* cmap info 64 bytes */
DEBUG_LEVEL2 fprintf(stderr," l) cmap\n");
set_imagec = 32;
IFF_Read_CMAP_1(set_cmap,set_imagec,xin);
IFF_Shift_CMAP(set_cmap,set_imagec);
set_chdr = ACT_Get_CMAP(set_cmap,set_imagec,set_or_mask,
set_imagec,set_or_mask,4,4,4);
SET_Add_CHDR(set_chdr,cur_fram_num);
break;
case 'v': /* ? header of some sort 26 bytes */
{
xaULONG i;
DEBUG_LEVEL2 fprintf(stderr," v) ?header?\n");
i = 26; while(i--) xin->Read_U8(xin);
}
break;
case 'w': /* frame count */
set_fram_num = xin->Read_MSB_U16(xin)+1;
set_frames = SET_Init_FRAM_HDRS(set_fram_num);
DEBUG_LEVEL1 fprintf(stderr," w) %d frames\n",set_fram_num);
break;
case 'x': /* title and version 32 ascii*/
xin->Read_Block(xin,set_buff1,32); set_buff1[32] = 0;
DEBUG_LEVEL1 fprintf(stderr," x) %s\n",set_buff1);
break;
case 'y': /* 8 bytes if present indicates IFF chunks included */
DEBUG_LEVEL2 fprintf(stderr," y)\n");
set_multi_flag = xaFALSE;
break;
case 'z': /* EOF marker */
exit_flag = 1;
break;
default: fprintf(stderr,"Unknown opcode = %x\n",op);
xin->Close_File(xin);
SET_TheEnd();
} /* end of switch */
} /* end of while */
xin->Close_File(xin);
{
xaULONG frame_cnt,i,j;
XA_ACTION *back_act;
xaULONG fram_time;
xaULONG buffx,buffy,need_to_scale;
xaLONG t_time;
/* Check Out For buffer Scaling */
need_to_scale = UTIL_Get_Buffer_Scale(set_imagex,set_imagey,&buffx,&buffy);
fram_time = 1;
frame_cnt = 0;
back_act = 0;
for(i=0; i<set_fram_num; i++)
{
SET_FRAM_HDR *fram_hdr;
ACT_SETTER_HDR *pms_hdr;
fram_hdr = &(set_frames[i]);
frame_cnt++;
/* register chdr's */
if (fram_hdr->cm_hdr == 0) fram_hdr->cm_hdr = set_chdr;
else set_chdr = fram_hdr->cm_hdr;
/* spread out timing info */
if (fram_hdr->time == 0xffffffff)
{
fram_hdr->time = fram_time;
}
else
{
fram_time = fram_hdr->time;
}
/* spread out backgrounds */
if (fram_hdr->back_act != 0) back_act = fram_hdr->back_act;
else
if (back_act != 0) fram_hdr->back_act = back_act;
else
{
set_back_cur = SET_Add_Black(anim_hdr);
back_act = set_back_cur->back_act;
fram_hdr->back_act = back_act;
}
if (back_act->chdr == 0) ACT_Add_CHDR_To_Action(back_act,set_chdr);
/* add set_chdr to setter action if it doesn't have one */
if (fram_hdr->pms_act)
{
if (fram_hdr->pms_act->chdr == 0)
ACT_Add_CHDR_To_Action(fram_hdr->pms_act,set_chdr);
}
pms_hdr = fram_hdr->pms_hdr;
while(pms_hdr)
{
ACT_MAPPED_HDR *back_map_hdr;
back_map_hdr = (ACT_MAPPED_HDR *)back_act->data;
pms_hdr->back = back_act;
pms_hdr->xback = back_map_hdr->xsize;
pms_hdr->yback = back_map_hdr->ysize;
DEBUG_LEVEL1
{
fprintf(stderr,"---> %d %d ",pms_hdr->xpback,pms_hdr->ypback);
if (pms_hdr->face) fprintf(stderr,"%d %d\n",pms_hdr->xpface,pms_hdr->ypface);
else fprintf(stderr,"\n");
}
if (need_to_scale)
UTIL_Scale_Buffer_Pos(&pms_hdr->xpback,&pms_hdr->ypback,
set_imagex,set_imagey,buffx,buffy);
/* add set_chdr to face action if it doesn't have one */
if (pms_hdr->face)
{
if (pms_hdr->face->chdr == 0)
ACT_Add_CHDR_To_Action(pms_hdr->face,set_chdr);
if (need_to_scale)
UTIL_Scale_Buffer_Pos(&pms_hdr->xpface,&pms_hdr->ypface,
set_imagex,set_imagey,buffx,buffy);
}
DEBUG_LEVEL1
{
fprintf(stderr," %d %d ",pms_hdr->xpback,pms_hdr->ypback);
if (pms_hdr->face)
fprintf(stderr,"%d %d\n",pms_hdr->xpface,pms_hdr->ypface);
else fprintf(stderr,"\n");
}
pms_hdr = pms_hdr->next;
}
} /* end of frame list loop */
frame_cnt++; /* last frame */
anim_hdr->frame_lst = (XA_FRAME *)malloc(sizeof(XA_FRAME) * frame_cnt);
if (anim_hdr->frame_lst == NULL)
TheEnd1("SET_ANIM: frame_lst malloc err");
anim_hdr->frame_lst[frame_cnt-1].time_dur = 0;
anim_hdr->frame_lst[frame_cnt-1].zztime = -1;
anim_hdr->frame_lst[frame_cnt-1].act = 0;
j = 0;
t_time = 0;
for(i=0; i<set_fram_num; i++)
{
if (set_frames[i].pms_hdr != 0)
{
anim_hdr->frame_lst[j].time_dur = set_frames[i].time;
anim_hdr->frame_lst[j].zztime = t_time;
anim_hdr->frame_lst[j].act = set_frames[i].pms_act;
t_time += set_frames[i].time;
j++;
}
else
{
anim_hdr->frame_lst[j].time_dur = set_frames[i].time;
anim_hdr->frame_lst[j].zztime = t_time;
anim_hdr->frame_lst[j].act = set_frames[i].back_act;
t_time += set_frames[i].time;
j++;
}
}
anim_hdr->total_time = t_time;
anim_hdr->loop_frame = 0;
anim_hdr->last_frame = frame_cnt-2;
anim_hdr->imagex = set_imagex;
anim_hdr->imagey = set_imagey;
anim_hdr->imagec = set_imagec;
anim_hdr->imaged = set_imaged;
}
SET_Free_Stuff();
return(xaTRUE);
}
xaUBYTE *SET_Read_BACK(xin,back_hdr)
XA_INPUT *xin;
SET_BACK_HDR *back_hdr;
{
xaULONG chid,data;
xaLONG size,form_size;
xaUBYTE *pic;
pic = 0;
chid = xin->Read_MSB_U32(xin);
/* NOTE: for whatever reason the Anti-Lemmin' animation as a "bad" form
* size with the upper 16 bits set to 0xffff. By making sure the last
* bit is clear, things should work ok anyways. We just read to the BODY.
*/
form_size = xin->Read_MSB_U32(xin);
form_size &= 0x7fffffff; /* PODNOTE: Anti-Lemmin' kludge/workaround */
data = xin->Read_MSB_U32(xin); form_size -= 4;
DEBUG_LEVEL1 fprintf(stderr,"SET_Read_BACK: chid %x fsize %x dat %x\n", chid,form_size,data);
if (chid != FORM) SET_TheEnd1("SET: back is not FORM\n");
while(form_size)
{
chid = xin->Read_MSB_U32(xin); form_size -= 4;
size = xin->Read_MSB_U32(xin); form_size -= 4;
size &= 0x0000ffff; /* PODNOTE: Anti-Lemmin' kludge/workaround */
form_size -= size;
if (form_size < 0) form_size = 0;
DEBUG_LEVEL2 IFF_Print_ID(stderr,chid);
DEBUG_LEVEL2 fprintf(stderr," size %x ",size);
switch(chid)
{
case BMHD:
IFF_Read_BMHD(xin,&bmhd);
set_imagex = bmhd.width; /*pageWidth;*/
set_imagey = bmhd.height; /*pageHeight;*/
set_imaged = bmhd.depth;
back_hdr->xsize = bmhd.width;
back_hdr->ysize = bmhd.height;
back_hdr->xscreen = bmhd.width; /*pageWidth; */
back_hdr->yscreen = bmhd.height; /*pageHeight; */
DEBUG_LEVEL1 fprintf(stderr," %dx%dx%d %dx%d cmp=%d msk=%d\n",
back_hdr->xsize,back_hdr->ysize,
set_imaged,back_hdr->xscreen,back_hdr->yscreen,
bmhd.compression, bmhd.masking);
break;
case CMAP:
set_imagec = size/3;
back_hdr->csize = set_imagec;
IFF_Read_CMAP_0(set_cmap,set_imagec,xin);
IFF_Shift_CMAP(set_cmap,set_imagec);
set_chdr = ACT_Get_CMAP(set_cmap,set_imagec,set_or_mask,
set_imagec,set_or_mask,4,4,4);
back_hdr->chdr = set_chdr;
break;
case CAMG: /* ignore for now */
case CRNG: /* ignore for now */
case DPPS: /* ignore for now */
case DPPV: /* ignore for now */
{
xaULONG d;
while( (size--) && !xin->At_EOF(xin) ) d = xin->Read_U8(xin);
}
break;
case BODY:
{
xaULONG xsize,ysize;
xsize = bmhd.width;
ysize = bmhd.height;
pic = (xaUBYTE *) malloc( XA_PIC_SIZE(xsize * ysize) );
if (pic == 0) SET_TheEnd1("SET_Read_BODY: malloc failed\n");
IFF_Read_BODY(xin,pic,size, xsize, ysize, (xaULONG)(bmhd.depth),
(int)(bmhd.compression), (int)(bmhd.masking),set_or_mask);
form_size = 0; /* body is always last */
break;
}
default:
SET_Print_CHID(chid); SET_TheEnd1("\nUnknown in Back chunk\n");
break;
} /* end of switch */
} /* end of while */
return(pic);
}
void SET_Read_SSET(anim_hdr,xin,set_hdr)
XA_ANIM_HDR *anim_hdr;
XA_INPUT *xin;
SET_SSET_HDR *set_hdr;
{
xaULONG chid,data;
xaLONG list_num,type,i;
chid = xin->Read_MSB_U32(xin);
list_num = xin->Read_MSB_U32(xin) + 1;
data = xin->Read_MSB_U32(xin);
set_hdr->face_num = list_num;
DEBUG_LEVEL1
{
fprintf(stderr," ");
SET_Print_CHID(chid);
fprintf(stderr,"%x ",list_num);
SET_Print_CHID(data);
fprintf(stderr,"\n");
}
if (chid != LIST) SET_TheEnd1("SET: LIST not 1st in SSET\n");
set_hdr->faces = (SET_FACE_HDR *)malloc(list_num * sizeof(SET_FACE_HDR) );
if (set_hdr->faces == 0) SET_TheEnd1("SET: faces malloc failed\n");
/* Read PROP */
chid = xin->Read_MSB_U32(xin); /* PROP */
DEBUG_LEVEL1 fprintf(stderr," ");
DEBUG_LEVEL1 SET_Print_CHID(chid);
if (chid != PROP) SET_TheEnd1("SET: 1st not PROP in SET\n");
data = xin->Read_MSB_U32(xin); /* prop size */
type = xin->Read_MSB_U32(xin); /* prop type */
DEBUG_LEVEL1 fprintf(stderr,"%x ",data);
DEBUG_LEVEL1 SET_Print_CHID(type);
/* Read CMAP */
chid = xin->Read_MSB_U32(xin); /* CMAP */
DEBUG_LEVEL1 SET_Print_CHID(chid);
if (chid != CMAP) SET_TheEnd1("SET: 2st not CMAP in SET\n");
set_imagec = xin->Read_MSB_U32(xin); /* CMAP size */
set_imagec /= 2;
DEBUG_LEVEL1 fprintf(stderr," %x\n",set_imagec);
IFF_Read_CMAP_1(set_cmap,set_imagec,xin);
IFF_Shift_CMAP(set_cmap,set_imagec);
set_chdr = ACT_Get_CMAP(set_cmap,set_imagec,set_or_mask,
set_imagec,set_or_mask,4,4,4);
for(i = 1; i < list_num; i++)
{
SET_FACE_HDR *face;
xaUBYTE *pic;
XA_ACTION *act;
face = &set_hdr->faces[i];
pic = SET_Read_FACE(xin,face);
if (pic==0) SET_TheEnd1("SET_Read_SSET: read face failed\n");
act = ACT_Get_Action(anim_hdr,ACT_MAPPED);
ACT_Setup_Mapped(act,pic,set_chdr,
face->x,face->y,face->xsize,face->ysize,
set_imagex,set_imagey,xaTRUE,set_or_mask,xaTRUE,xaFALSE,xaFALSE);
ACT_Add_CHDR_To_Action(act,set_chdr);
face->face_act = act;
}
}
xaUBYTE *SET_Read_FACE(xin,face_hdr)
XA_INPUT *xin;
SET_FACE_HDR *face_hdr;
{
xaULONG chid,data;
xaLONG size,form_size;
xaUBYTE *pic;
pic = 0;
face_hdr->xsize = 0;
face_hdr->ysize = 0;
chid = xin->Read_MSB_U32(xin);
form_size = xin->Read_MSB_U32(xin);
data = xin->Read_MSB_U32(xin); form_size -= 4;
DEBUG_LEVEL2 fprintf(stderr," ");
DEBUG_LEVEL2 SET_Print_CHID(chid);
DEBUG_LEVEL2 fprintf(stderr,"%x ",form_size);
DEBUG_LEVEL2 SET_Print_CHID(data);
if (chid != FORM) SET_TheEnd1("SET: face is not FORM\n");
while(form_size)
{
chid = xin->Read_MSB_U32(xin); form_size -= 4;
size = xin->Read_MSB_U32(xin); form_size -= 4;
DEBUG_LEVEL2 SET_Print_CHID(chid);
DEBUG_LEVEL2 fprintf(stderr,"%x ",size);
form_size -= size;
if (form_size < 0) form_size = 0;
switch(chid)
{
case FACE:
face_hdr->xsize = xin->Read_MSB_U16(xin);
face_hdr->ysize = xin->Read_MSB_U16(xin);
face_hdr->x = xin->Read_MSB_U16(xin);
face_hdr->y = xin->Read_MSB_U16(xin);
face_hdr->xoff = xin->Read_MSB_U16(xin);
face_hdr->yoff = xin->Read_MSB_U16(xin);
DEBUG_LEVEL2
{
fprintf(stderr," FACE size <%d,%d> p <%d,%d> off <%d,%d>\n",
(xaLONG)face_hdr->xsize,(xaLONG)face_hdr->ysize,
(xaLONG)face_hdr->x, (xaLONG)face_hdr->y,
(xaLONG)face_hdr->xoff, (xaLONG)face_hdr->yoff );
}
break;
case BODY:
{
pic = (xaUBYTE *)
malloc( XA_PIC_SIZE(face_hdr->xsize * face_hdr->ysize) );
if (pic == 0) SET_TheEnd1("SET_Read_BODY: malloc failed\n");
DEBUG_LEVEL2 fprintf(stderr," %dx%dx%d comp=%d msk=%d",
face_hdr->xsize,face_hdr->ysize,set_imaged,bmhd.compression,
bmhd.masking);
IFF_Read_BODY(xin,pic,size,
face_hdr->xsize, face_hdr->ysize, 5,
(xaULONG)(bmhd.compression), (xaULONG)(bmhd.masking),set_or_mask);
form_size = 0; /* body is always last */
break;
}
default:
SET_TheEnd1("\nUnknown in Back chunk\n");
break;
} /* end of switch */
} /* end of while */
DEBUG_LEVEL2 fprintf(stderr,"\n");
return(pic);
}
void SET_Free_Stuff()
{
while(set_back_cur != 0)
{
SET_BACK_HDR *tmp;
tmp = set_back_cur;
set_back_cur = set_back_cur->next;
FREE(tmp,0x7000);
}
while(set_sset_cur != 0)
{
SET_SSET_HDR *tmp;
xaULONG num;
num = set_sset_cur->face_num;
if (set_sset_cur->faces != 0)
{ FREE(set_sset_cur->faces,0x7000); set_sset_cur->faces=0;}
tmp = set_sset_cur;
set_sset_cur = set_sset_cur->next;
FREE(tmp,0x7000);
}
}
void SET_TheEnd1(mess)
xaUBYTE *mess;
{
SET_Free_Stuff();
TheEnd1(mess);
}
void SET_TheEnd()
{
SET_Free_Stuff();
TheEnd();
}
void SET_Read_Sound_IFF(xin)
XA_INPUT *xin;
{
xaULONG chid,data;
xaLONG size,form_size;
chid = xin->Read_MSB_U32(xin);
form_size = xin->Read_MSB_U32(xin);
DEBUG_LEVEL2 fprintf(stderr," FORM %x ",form_size);
data = xin->Read_MSB_U32(xin); form_size -= 4;
DEBUG_LEVEL2 SET_Print_CHID(data);
if (chid != FORM) SET_TheEnd1("SET: sound is not FORM\n");
while(form_size)
{
xaULONG d;
chid = xin->Read_MSB_U32(xin); form_size -= 4;
size = xin->Read_MSB_U32(xin); form_size -= 4;
DEBUG_LEVEL2 SET_Print_CHID(data);
DEBUG_LEVEL2 fprintf(stderr," %x ",size);
form_size -= size;
if (form_size < 0) form_size = 0;
switch(chid)
{
case BODY:
form_size = 0; /* last chunk */
case VHDR:
case ANNO:
case CHAN:
while( (size--) && !xin->At_EOF(xin) ) d = xin->Read_U8(xin);
break;
default:
SET_Print_CHID(chid); SET_TheEnd1("\nUnknown in SOUND chunk\n");
break;
} /* end of switch */
} /* end of while */
DEBUG_LEVEL2 fprintf(stderr,"\n");
}
SET_FRAM_HDR *SET_Init_FRAM_HDRS(num)
xaULONG num;
{
SET_FRAM_HDR *tmp_fram;
xaULONG i;
tmp_fram = (SET_FRAM_HDR *)malloc(num * sizeof(SET_FRAM_HDR) );
if (tmp_fram == 0) SET_TheEnd1("SET_Init_Fram_HDR: malloc failed");
for(i=0; i<num; i++)
{
tmp_fram[i].time = 0xffffffff;
tmp_fram[i].cm_act = 0;
tmp_fram[i].pms_act = 0;
tmp_fram[i].back_act = 0;
tmp_fram[i].cm_hdr = 0;
tmp_fram[i].pms_hdr = 0;
}
return(tmp_fram);
}
void SET_Add_CHDR(chdr,fram_num)
XA_CHDR *chdr;
xaULONG fram_num;
{
SET_FRAM_HDR *fram_hdr;
if (fram_num > set_fram_num)
{
fprintf(stderr,"SET_Add_CHDR: invalid frame %x\n", fram_num);
return;
}
fram_hdr = &set_frames[fram_num];
if (fram_hdr->cm_hdr != 0)
{
DEBUG_LEVEL2 fprintf(stderr,"SET_Add_CHDR: duplicate cmap warning\n");
}
fram_hdr->cm_hdr = chdr;
}
void SET_Add_BACK(fram_num,back_act,chdr)
xaULONG fram_num;
XA_ACTION *back_act;
XA_CHDR *chdr;
{
SET_FRAM_HDR *fram_hdr;
if (fram_num > set_fram_num)
{
fprintf(stderr,"SET_Add_BACK: invalid frame %x\n", fram_num);
return;
}
fram_hdr = &set_frames[fram_num];
if (fram_hdr->back_act != 0)
fprintf(stderr,"SET_Add_BACK: duplicate back err\n");
fram_hdr->back_act = back_act;
/* if no CMAP for this frame add the back's */
if (fram_hdr->cm_hdr == 0) SET_Add_CHDR(chdr,fram_num);
}
void SET_Add_TIME(fram_num,fram_time)
xaULONG fram_num,fram_time;
{
SET_FRAM_HDR *fram_hdr;
if (fram_num > set_fram_num)
{
fprintf(stderr,"SET_Add_TIME: invalid fram_num %x\n",fram_num);
return;
}
fram_hdr = &set_frames[fram_num];
fram_hdr->time = set_time;
}
/*
*
*/
void SET_Add_SETTER(anim_hdr,fram_num,xpback,ypback,
xpface,ypface,face_act,depth)
XA_ANIM_HDR *anim_hdr;
xaULONG fram_num;
xaULONG xpback,ypback;
xaULONG xpface,ypface;
XA_ACTION *face_act;
xaULONG depth;
{
ACT_MAPPED_HDR *face_map_hdr;
SET_FRAM_HDR *fram_hdr;
ACT_SETTER_HDR *tmp_pms,*cur_pms;
XA_ACTION *act;
if (fram_num > set_fram_num)
{
fprintf(stderr,"SET_Add_SETTER: invalid fram_num %x\n",fram_num);
return;
}
fram_hdr = &set_frames[fram_num];
face_map_hdr = (ACT_MAPPED_HDR *) face_act->data;
act = ACT_Get_Action(anim_hdr,ACT_SETTER);
tmp_pms = (ACT_SETTER_HDR *)malloc(sizeof(ACT_SETTER_HDR));
if (tmp_pms == 0) SET_TheEnd1("SET_Add_SETTER: malloc failed");
act->data = (xaUBYTE *)tmp_pms;
tmp_pms->work = work_act;
tmp_pms->xpback = xpback;
tmp_pms->ypback = ypback;
tmp_pms->xface = face_map_hdr->xsize;
tmp_pms->yface = face_map_hdr->ysize;
tmp_pms->xpface = xpface;
tmp_pms->ypface = ypface;
tmp_pms->depth = depth;
tmp_pms->face = face_act;
tmp_pms->back = 0;
tmp_pms->xback = 0;
tmp_pms->yback = 0;
/* if this is the 1st one. */
if (fram_hdr->pms_hdr == 0) /* 1st one */
{
fram_hdr->pms_hdr = tmp_pms;
tmp_pms->next = 0;
fram_hdr->pms_act = act;
return;
}
/* if 1st one is of less or equal depth */
if (fram_hdr->pms_hdr->depth <= depth)
{
tmp_pms->next = fram_hdr->pms_hdr;
fram_hdr->pms_hdr = tmp_pms;
fram_hdr->pms_act = act; /* keep act current */
return;
}
cur_pms = fram_hdr->pms_hdr;
while(cur_pms != 0)
{
/* there isn't a next one */
if (cur_pms->next == 0)
{
tmp_pms->next = 0;
cur_pms->next = tmp_pms;
return;
}
/* if the next one's depth is <= then put here */
if (cur_pms->next->depth <= depth)
{
tmp_pms->next = cur_pms->next;
cur_pms->next = tmp_pms;
return;
}
cur_pms = cur_pms->next;
}
}
void SET_Extract_Directory(dname,cname)
xaUBYTE *dname,*cname;
{
xaULONG i,j;
i = 0;
while( (dname[i] != ':') && (i < 256) && (dname[i] != 0) ) i++;
if ((dname[i]==0) || (i >= 256)) SET_TheEnd1("SET_Extract: error 1\n");
i++; /* skip over : */
j = 0;
while( (dname[i] != 0) && (i < 256) )
{
dname[j] = dname[i]; i++; j++;
}
if (i >= 256) SET_TheEnd1("SET_Extract: error 2\n");
dname[j] = '/'; j++;
i = 0;
while( (cname[i] != 0) && (i<32) )
{
dname[j] = cname[i]; i++; j++;
}
if (i >= 32) SET_TheEnd1("SET_Extract: error 3\n");
dname[j] = 0;
}
void SET_Modify_Directory(dname,flag)
char dname[];
xaULONG flag;
{
int d = (int)dname[0];
if (flag == 0) /* flip upper/lower on 1st char */
{
if (isupper(d) ) dname[0] = (char)tolower(d);
else dname[0] = (char)toupper(d);
}
}