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/*
THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
COPYRIGHT 1993-1998 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
*/
/*
*
* Mine specific editing functions, such as load_mine, save_mine
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <string.h>
#include "physfsx.h"
#include "key.h"
#include "gr.h"
#include "bm.h" // for MAX_TEXTURES
#include "inferno.h"
#include "segment.h"
#include "editor.h"
#include "editor/esegment.h"
#include "dxxerror.h"
#include "textures.h"
#include "object.h"
#include "gamemine.h"
#include "gamesave.h"
#include "gameseg.h"
#include "ui.h" // Because texpage.h need UI_DIALOG type
#include "texpage.h" // For texpage_goto_first
#include "medwall.h"
#include "switch.h"
#include "fuelcen.h"
#define REMOVE_EXT(s) (*(strchr( (s), '.' ))='\0')
int CreateDefaultNewSegment();
int save_mine_data(PHYSFS_file * SaveFile);
static char current_tmap_list[MAX_TEXTURES][13];
int New_file_format_save = 1;
// -----------------------------------------------------------------------------
// Save mine will:
// 1. Write file info, header info, editor info, vertex data, segment data,
// and new_segment in that order, marking their file offset.
// 2. Go through all the fields and fill in the offset, size, and sizeof
// values in the headers.
int med_save_mine(char * filename)
{
PHYSFS_file *SaveFile;
char ErrorMessage[256];
SaveFile = PHYSFSX_openWriteBuffered( filename );
if (!SaveFile)
{
#if 0 //ndef __linux__
char fname[20];
d_splitpath( filename, NULL, NULL, fname, NULL );
sprintf( ErrorMessage, \
"ERROR: Cannot write to '%s'.\nYou probably need to check out a locked\nversion of the file. You should save\nthis under a different filename, and then\ncheck out a locked copy by typing\n\'co -l %s.lvl'\nat the DOS prompt.\n"
, filename, fname);
#endif
sprintf( ErrorMessage, "ERROR: Unable to open %s\n", filename );
ui_messagebox( -2, -2, 1, ErrorMessage, "Ok" );
return 1;
}
save_mine_data(SaveFile);
//==================== CLOSE THE FILE =============================
PHYSFS_close(SaveFile);
return 0;
}
// -----------------------------------------------------------------------------
// saves to an already-open file
int save_mine_data(PHYSFS_file * SaveFile)
{
int header_offset, editor_offset, vertex_offset, segment_offset, texture_offset, walls_offset, triggers_offset; //, links_offset;
int newseg_verts_offset;
int newsegment_offset;
int i;
med_compress_mine();
warn_if_concave_segments();
for (i=0;i<NumTextures;i++)
strncpy(current_tmap_list[i], TmapInfo[i].filename, 13);
//=================== Calculate offsets into file ==================
header_offset = PHYSFS_tell(SaveFile) + sizeof(mine_fileinfo);
editor_offset = header_offset + sizeof(mine_header);
texture_offset = editor_offset + sizeof(mine_editor);
vertex_offset = texture_offset + (13*NumTextures);
segment_offset = vertex_offset + (sizeof(vms_vector)*Num_vertices);
newsegment_offset = segment_offset + (sizeof(segment)*Num_segments);
newseg_verts_offset = newsegment_offset + sizeof(segment);
walls_offset = newseg_verts_offset + (sizeof(vms_vector)*8);
triggers_offset = walls_offset + (sizeof(wall)*Num_walls);
// doors_offset = triggers_offset + (sizeof(trigger)*Num_triggers);
//===================== SAVE FILE INFO ========================
mine_fileinfo.fileinfo_signature= 0x2884;
mine_fileinfo.fileinfo_version = MINE_VERSION;
mine_fileinfo.fileinfo_sizeof = sizeof(mine_fileinfo);
mine_fileinfo.header_offset = header_offset;
mine_fileinfo.header_size = sizeof(mine_header);
mine_fileinfo.editor_offset = editor_offset;
mine_fileinfo.editor_size = sizeof(mine_editor);
mine_fileinfo.vertex_offset = vertex_offset;
mine_fileinfo.vertex_howmany = Num_vertices;
mine_fileinfo.vertex_sizeof = sizeof(vms_vector);
mine_fileinfo.segment_offset = segment_offset;
mine_fileinfo.segment_howmany = Num_segments;
mine_fileinfo.segment_sizeof = sizeof(segment);
mine_fileinfo.newseg_verts_offset = newseg_verts_offset;
mine_fileinfo.newseg_verts_howmany = 8;
mine_fileinfo.newseg_verts_sizeof = sizeof(vms_vector);
mine_fileinfo.texture_offset = texture_offset;
mine_fileinfo.texture_howmany = NumTextures;
mine_fileinfo.texture_sizeof = 13; // num characters in a name
mine_fileinfo.walls_offset = walls_offset;
mine_fileinfo.walls_howmany = Num_walls;
mine_fileinfo.walls_sizeof = sizeof(wall);
mine_fileinfo.triggers_offset = triggers_offset;
mine_fileinfo.triggers_howmany = Num_triggers;
mine_fileinfo.triggers_sizeof = sizeof(trigger);
// Write the fileinfo
PHYSFS_write( SaveFile, &mine_fileinfo, sizeof(mine_fileinfo), 1 );
//===================== SAVE HEADER INFO ========================
mine_header.num_vertices = Num_vertices;
mine_header.num_segments = Num_segments;
// Write the editor info
if (header_offset != PHYSFS_tell(SaveFile))
Error( "OFFSETS WRONG IN MINE.C!" );
PHYSFS_write( SaveFile, &mine_header, sizeof(mine_header), 1 );
//===================== SAVE EDITOR INFO ==========================
mine_editor.current_seg = Cursegp - Segments;
mine_editor.newsegment_offset = newsegment_offset;
mine_editor.newsegment_size = sizeof(segment);
// Next 3 vars added 10/07 by JAS
mine_editor.Curside = Curside;
if (Markedsegp)
mine_editor.Markedsegp = Markedsegp - Segments;
else
mine_editor.Markedsegp = -1;
mine_editor.Markedside = Markedside;
for (i=0;i<10;i++)
mine_editor.Groupsegp[i] = Groupsegp[i] - Segments;
for (i=0;i<10;i++)
mine_editor.Groupside[i] = Groupside[i];
if (editor_offset != PHYSFS_tell(SaveFile))
Error( "OFFSETS WRONG IN MINE.C!" );
PHYSFS_write( SaveFile, &mine_editor, sizeof(mine_editor), 1 );
//===================== SAVE TEXTURE INFO ==========================
if (texture_offset != PHYSFS_tell(SaveFile))
Error( "OFFSETS WRONG IN MINE.C!" );
PHYSFS_write( SaveFile, current_tmap_list, 13, NumTextures );
//===================== SAVE VERTEX INFO ==========================
if (vertex_offset != PHYSFS_tell(SaveFile))
Error( "OFFSETS WRONG IN MINE.C!" );
PHYSFS_write( SaveFile, Vertices, sizeof(vms_vector), Num_vertices );
//===================== SAVE SEGMENT INFO =========================
if (segment_offset != PHYSFS_tell(SaveFile))
Error( "OFFSETS WRONG IN MINE.C!" );
PHYSFS_write( SaveFile, Segments, sizeof(segment), Num_segments );
//===================== SAVE NEWSEGMENT INFO ======================
if (newsegment_offset != PHYSFS_tell(SaveFile))
Error( "OFFSETS WRONG IN MINE.C!" );
PHYSFS_write( SaveFile, &New_segment, sizeof(segment), 1 );
if (newseg_verts_offset != PHYSFS_tell(SaveFile))
Error( "OFFSETS WRONG IN MINE.C!" );
PHYSFS_write( SaveFile, &Vertices[New_segment.verts[0]], sizeof(vms_vector), 8 );
//==================== CLOSE THE FILE =============================
return 0;
}
#define COMPILED_MINE_VERSION 0
void dump_fix_as_short( fix value, int nbits, PHYSFS_file *SaveFile )
{
int int_value=0;
short short_value;
int_value = (int)(value>>nbits);
if( int_value > 0x7fff ) {
short_value = 0x7fff;
}
else if( int_value < -0x7fff ) {
short_value = -0x7fff;
}
else
short_value = (short)int_value;
PHYSFS_writeSLE16(SaveFile, short_value);
}
//version of dump for unsigned values
void dump_fix_as_ushort( fix value, int nbits, PHYSFS_file *SaveFile )
{
uint int_value=0;
ushort short_value;
if (value < 0) {
Int3(); //hey---show this to Matt
value = 0;
}
else
int_value = value >> nbits;
if( int_value > 0xffff ) {
short_value = 0xffff;
}
else
short_value = int_value;
PHYSFS_writeULE16(SaveFile, short_value);
}
void write_children(segment *seg, ubyte bit_mask, PHYSFS_file *SaveFile)
{
int bit;
for (bit = 0; bit < MAX_SIDES_PER_SEGMENT; bit++)
{
if (bit_mask & (1 << bit))
PHYSFS_writeSLE16(SaveFile, seg->children[bit]);
}
}
void write_verts(segment *seg, PHYSFS_file *SaveFile)
{
int i;
for (i = 0; i < MAX_VERTICES_PER_SEGMENT; i++)
PHYSFS_writeSLE16(SaveFile, seg->verts[i]);
}
void write_special(segment *seg, ubyte bit_mask, PHYSFS_file *SaveFile)
{
if (bit_mask & (1 << MAX_SIDES_PER_SEGMENT))
{
PHYSFSX_writeU8(SaveFile, seg->special);
PHYSFSX_writeU8(SaveFile, seg->matcen_num);
PHYSFS_writeSLE16(SaveFile, seg->value);
}
}
// -----------------------------------------------------------------------------
// saves compiled mine data to an already-open file...
int save_mine_data_compiled(PHYSFS_file *SaveFile)
{
short i, segnum, sidenum;
ubyte version = COMPILED_MINE_VERSION;
ubyte bit_mask = 0;
med_compress_mine();
warn_if_concave_segments();
if (Highest_segment_index >= MAX_SEGMENTS) {
char message[128];
sprintf(message, "Error: Too many segments (%i > %i) for game (not editor)", Highest_segment_index+1, MAX_SEGMENTS);
ui_messagebox( -2, -2, 1, message, "Ok" );
}
if (Highest_vertex_index >= MAX_VERTICES) {
char message[128];
sprintf(message, "Error: Too many vertices (%i > %i) for game (not editor)", Highest_vertex_index+1, MAX_VERTICES);
ui_messagebox( -2, -2, 1, message, "Ok" );
}
//=============================== Writing part ==============================
PHYSFSX_writeU8(SaveFile, version); // 1 byte = compiled version
if (New_file_format_save)
{
PHYSFS_writeSLE16(SaveFile, Num_vertices); // 2 bytes = Num_vertices
PHYSFS_writeSLE16(SaveFile, Num_segments); // 2 bytes = Num_segments
}
else
{
PHYSFS_writeSLE32(SaveFile, Num_vertices); // 4 bytes = Num_vertices
PHYSFS_writeSLE32(SaveFile, Num_segments); // 4 bytes = Num_segments
}
for (i = 0; i < Num_vertices; i++)
PHYSFSX_writeVector(SaveFile, &(Vertices[i]));
for (segnum = 0; segnum < Num_segments; segnum++)
{
segment *seg = &Segments[segnum];
for (sidenum = 0; sidenum < MAX_SIDES_PER_SEGMENT; sidenum++)
{
if (seg->children[sidenum] != -1)
bit_mask |= (1 << sidenum);
}
if ((seg->special != 0) || (seg->matcen_num != 0) || (seg->value != 0))
bit_mask |= (1 << MAX_SIDES_PER_SEGMENT);
if (New_file_format_save)
PHYSFSX_writeU8(SaveFile, bit_mask);
else
bit_mask = 0x7F;
if (Gamesave_current_version == 5) // d2 SHAREWARE level
{
write_special(seg, bit_mask, SaveFile);
write_verts(seg, SaveFile);
write_children(seg, bit_mask, SaveFile);
}
else
{
write_children(seg, bit_mask, SaveFile);
write_verts(seg, SaveFile);
if (Gamesave_current_version <= 1) // descent 1 level
write_special(seg, bit_mask, SaveFile);
}
if (Gamesave_current_version <= 5) // descent 1 thru d2 SHAREWARE level
dump_fix_as_ushort(seg->static_light, 4, SaveFile);
// Write the walls as a 6 byte array
bit_mask = 0;
for (sidenum = 0; sidenum < MAX_SIDES_PER_SEGMENT; sidenum++)
{
uint wallnum;
if (seg->sides[sidenum].wall_num >= 0)
{
bit_mask |= (1 << sidenum);
wallnum = seg->sides[sidenum].wall_num;
Assert( wallnum < 255 ); // Get John or Mike.. can only store up to 255 walls!!!
(void)wallnum;
}
}
if (New_file_format_save)
PHYSFSX_writeU8(SaveFile, bit_mask);
else
bit_mask = 0x3F;
for (sidenum = 0; sidenum < MAX_SIDES_PER_SEGMENT; sidenum++)
{
if (bit_mask & (1 << sidenum))
PHYSFSX_writeU8(SaveFile, seg->sides[sidenum].wall_num);
}
for (sidenum = 0; sidenum < MAX_SIDES_PER_SEGMENT; sidenum++)
{
if ((seg->children[sidenum] == -1) || (seg->sides[sidenum].wall_num != -1))
{
ushort tmap_num, tmap_num2;
tmap_num = seg->sides[sidenum].tmap_num;
tmap_num2 = seg->sides[sidenum].tmap_num2;
if (tmap_num2 != 0 && New_file_format_save)
tmap_num |= 0x8000;
PHYSFS_writeSLE16(SaveFile, tmap_num);
if (tmap_num2 != 0 || !New_file_format_save)
PHYSFS_writeSLE16(SaveFile, tmap_num2);
for (i = 0; i < 4; i++)
{
dump_fix_as_short(seg->sides[sidenum].uvls[i].u, 5, SaveFile);
dump_fix_as_short(seg->sides[sidenum].uvls[i].v, 5, SaveFile);
dump_fix_as_ushort(seg->sides[sidenum].uvls[i].l, 1, SaveFile);
}
}
}
}
#if 0
if (Gamesave_current_version > 5)
for (i = 0; i < Num_segments; i++)
segment2_write(&Segment2s[i], SaveFile);
#endif
return 0;
}
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