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// Emacs style mode select -*- C++ -*-
//-----------------------------------------------------------------------------
//
// Copyright(C) 2005 Simon Howard
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
// 02111-1307, USA.
//
//-----------------------------------------------------------------------------
//
// Parses "Frame" sections in dehacked files
//
//-----------------------------------------------------------------------------
#include <stdio.h>
#include <stdlib.h>
#include "doomtype.h"
#include "info.h"
#include "deh_defs.h"
#include "deh_io.h"
#include "deh_main.h"
#include "deh_mapping.h"
#include "deh_htic.h"
DEH_BEGIN_MAPPING(state_mapping, state_t)
DEH_MAPPING("Sprite number", sprite)
DEH_MAPPING("Sprite subnumber", frame)
DEH_MAPPING("Duration", tics)
DEH_MAPPING("Next frame", nextstate)
DEH_MAPPING("Unknown 1", misc1)
DEH_MAPPING("Unknown 2", misc2)
DEH_UNSUPPORTED_MAPPING("Action pointer")
DEH_END_MAPPING
// When a HHE patch is first loaded, we must apply a small change
// to the states[] table. The table was changed between 1.0 and
// 1.3 to add two extra frames to the player "burning death"
// animation.
// If we are using an HHE patch, the table must behave like the
// Heretic 1.0 table. We must therefore change the table to cut
// these out again.
static void DEH_FrameInit(void)
{
states[S_PLAY_FDTH18].nextstate = S_NULL;
}
static void *DEH_FrameStart(deh_context_t *context, char *line)
{
int frame_number = 0;
int mapped_frame_number;
state_t *state;
if (sscanf(line, "Frame %i", &frame_number) != 1)
{
DEH_Warning(context, "Parse error on section start");
return NULL;
}
// Map the HHE frame number (which assumes a Heretic 1.0 state table)
// to the internal frame number (which is is the Heretic 1.3 state table):
mapped_frame_number = DEH_MapHereticFrameNumber(frame_number);
if (mapped_frame_number < 0 || mapped_frame_number >= DEH_HERETIC_NUMSTATES)
{
DEH_Warning(context, "Invalid frame number: %i", frame_number);
return NULL;
}
state = &states[mapped_frame_number];
return state;
}
static void DEH_FrameParseLine(deh_context_t *context, char *line, void *tag)
{
state_t *state;
char *variable_name, *value;
int ivalue;
if (tag == NULL)
return;
state = (state_t *) tag;
// Parse the assignment
if (!DEH_ParseAssignment(line, &variable_name, &value))
{
// Failed to parse
DEH_Warning(context, "Failed to parse assignment");
return;
}
// all values are integers
ivalue = atoi(value);
// "Next frame" numbers need to undergo mapping.
if (!strcasecmp(variable_name, "Next frame"))
{
ivalue = DEH_MapHereticFrameNumber(ivalue);
}
DEH_SetMapping(context, &state_mapping, state, variable_name, ivalue);
}
static void DEH_FrameMD5Sum(md5_context_t *context)
{
int i;
for (i=0; i<NUMSTATES; ++i)
{
DEH_StructMD5Sum(context, &state_mapping, &states[i]);
}
}
deh_section_t deh_section_frame =
{
"Frame",
DEH_FrameInit,
DEH_FrameStart,
DEH_FrameParseLine,
NULL,
DEH_FrameMD5Sum,
};
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