ref: c0492ef8da4b32427ef689ac9b15fd5f5270eaaf
dir: /src/heretic/deh_frame.c/
//
// Copyright(C) 2005-2014 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.
//
//
// 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"
#include "p_action.h"
typedef struct
{
int offsets[deh_hhe_num_versions];
void (*func)();
} hhe_action_pointer_t;
// Offsets of action pointers within the Heretic executables.
// Different versions have different offsets.
// (Seriously Greg, was this really necessary? What was wrong with the
// "copying action pointer from another frame" technique used in dehacked?)
// Offset Action function
// v1.0 v1.2 v1.3
static const hhe_action_pointer_t action_pointers[] =
{
{ { 77680, 80144, 80208 }, A_AccTeleGlitter },
{ { 78608, 81104, 81168 }, A_AddPlayerCorpse },
{ { 115808, 118000, 118240 }, A_AddPlayerRain },
{ { 112272, 114480, 114720 }, A_BeakAttackPL1 },
{ { 112448, 114656, 114896 }, A_BeakAttackPL2 },
{ { 111856, 114176, 114416 }, A_BeakRaise },
{ { 111568, 113888, 114128 }, A_BeakReady },
{ { 74640, 77120, 77184 }, A_BeastAttack },
{ { 70480, 72992, 73056 }, A_BeastPuff },
{ { 73120, 75600, 75664 }, A_BlueSpark },
{ { 115456, 117648, 117888 }, A_BoltSpark },
{ { 77344, 79808, 79872 }, A_BossDeath },
{ { 69328, 71856, 71920 }, A_Chase },
{ { 0, 80976, 81040 }, A_CheckBurnGone },
{ { 78480, 80944, 81008 }, A_CheckSkullDone },
{ { 78448, 80912, 80976 }, A_CheckSkullFloor },
{ { 71376, 73888, 73952 }, A_ChicAttack },
{ { 71488, 74000, 74064 }, A_ChicChase },
{ { 71456, 73968, 74032 }, A_ChicLook },
{ { 71520, 74032, 74096 }, A_ChicPain },
{ { 75792, 78208, 78272 }, A_ClinkAttack },
{ { 108432, 110816, 111056 }, A_ContMobjSound },
{ { 114752, 116944, 117184 }, A_DeathBallImpact },
{ { 70016, 72528, 72592 }, A_DripBlood },
{ { 77472, 79936, 80000 }, A_ESound },
{ { 76784, 79248, 79312 }, A_Explode },
{ { 69872, 72400, 72464 }, A_FaceTarget },
{ { 71568, 74080, 74144 }, A_Feathers },
{ { 112928, 115136, 115376 }, A_FireBlasterPL1 },
{ { 113072, 115280, 115520 }, A_FireBlasterPL2 },
{ { 115232, 117424, 117664 }, A_FireCrossbowPL1 },
{ { 115312, 117504, 117744 }, A_FireCrossbowPL2 },
{ { 113152, 115360, 115600 }, A_FireGoldWandPL1 },
{ { 113296, 115504, 115744 }, A_FireGoldWandPL2 },
{ { 113760, 115968, 116208 }, A_FireMacePL1 },
{ { 114624, 116816, 117056 }, A_FireMacePL2 },
{ { 116368, 118544, 118784 }, A_FirePhoenixPL1 },
{ { 116736, 118896, 119136 }, A_FirePhoenixPL2 },
{ { 115568, 117760, 118000 }, A_FireSkullRodPL1 },
{ { 115648, 117840, 118080 }, A_FireSkullRodPL2 },
{ { 117120, 119280, 119520 }, A_FlameEnd },
{ { 78704, 81200, 81264 }, A_FlameSnd },
{ { 117152, 119312, 119552 }, A_FloatPuff },
{ { 78512, 81008, 81072 }, A_FreeTargMobj },
{ { 117184, 119344, 119584 }, A_GauntletAttack },
{ { 73232, 75712, 75776 }, A_GenWizard },
{ { 75872, 78304, 78368 }, A_GhostOff },
{ { 74752, 77232, 77296 }, A_HeadAttack },
{ { 75488, 77984, 78048 }, A_HeadFireGrow },
{ { 75328, 77824, 77888 }, A_HeadIceImpact },
{ { 116336, 118512, 118752 }, A_HideInCeiling },
{ { 78736, 81232, 81296 }, A_HideThing },
{ { 70976, 73488, 73552 }, A_ImpDeath },
{ { 70304, 72816, 72880 }, A_ImpExplode },
{ { 70592, 73104, 73168 }, A_ImpMeAttack },
{ { 70672, 73184, 73248 }, A_ImpMsAttack },
{ { 70880, 73392, 73456 }, A_ImpMsAttack2 },
{ { 71024, 73536, 73600 }, A_ImpXDeath1 },
{ { 71072, 73584, 73648 }, A_ImpXDeath2 },
{ { 77728, 80192, 80256 }, A_InitKeyGizmo },
{ { 116720, 118880, 119120 }, A_InitPhoenixPL2 },
{ { 70160, 72672, 72736 }, A_KnightAttack },
{ { 117648, 119824, 120064 }, A_Light0 },
{ { 69200, 71728, 71792 }, A_Look },
{ { 111760, 114080, 114320 }, A_Lower },
{ { 114032, 116224, 116464 }, A_MaceBallImpact },
{ { 114192, 116384, 116624 }, A_MaceBallImpact2 },
{ { 113904, 116112, 116352 }, A_MacePL1Check },
{ { 77104, 79568, 79632 }, A_MakePod },
{ { 73648, 76128, 76192 }, A_MinotaurAtk1 },
{ { 74112, 76592, 76656 }, A_MinotaurAtk2 },
{ { 74352, 76832, 76896 }, A_MinotaurAtk3 },
{ { 74032, 76512, 76576 }, A_MinotaurCharge },
{ { 73760, 76240, 76304 }, A_MinotaurDecide },
{ { 74528, 77008, 77072 }, A_MntrFloorFire },
{ { 71808, 74288, 74352 }, A_MummyAttack },
{ { 71920, 74400, 74464 }, A_MummyAttack2 },
{ { 72016, 74496, 74560 }, A_MummyFX1Seek },
{ { 72048, 74528, 74592 }, A_MummySoul },
{ { 76400, 78832, 78896 }, A_NoBlocking },
{ { 69984, 72496, 72560 }, A_Pain },
{ { 116496, 118656, 118896 }, A_PhoenixPuff },
{ { 76896, 79360, 79424 }, A_PodPain },
{ { 116272, 118448, 118688 }, A_RainImpact },
{ { 111920, 114240, 114480 }, A_Raise },
{ { 111696, 114016, 114256 }, A_ReFire },
{ { 77056, 79520, 79584 }, A_RemovePod },
{ { 116480, 0, 0 }, A_RemovedPhoenixFunc },
{ { 81952, 84464, 84528 }, A_RestoreArtifact },
{ { 82048, 84544, 84608 }, A_RestoreSpecialThing1 },
{ { 82128, 84592, 84656 }, A_RestoreSpecialThing2 },
{ { 76144, 78576, 78640 }, A_Scream },
{ { 117104, 119264, 119504 }, A_ShutdownPhoenixPL2 },
{ { 78288, 80752, 80816 }, A_SkullPop },
{ { 115776, 117968, 118208 }, A_SkullRodPL2Seek },
{ { 115984, 118176, 118416 }, A_SkullRodStorm },
{ { 75632, 78048, 78112 }, A_SnakeAttack },
{ { 75712, 78128, 78192 }, A_SnakeAttack2 },
{ { 72144, 74624, 74688 }, A_Sor1Chase },
{ { 72096, 74576, 74640 }, A_Sor1Pain },
{ { 73392, 75872, 75936 }, A_Sor2DthInit },
{ { 73424, 75904, 75968 }, A_Sor2DthLoop },
{ { 73584, 76064, 76128 }, A_SorDBon },
{ { 73552, 76032, 76096 }, A_SorDExp },
{ { 73520, 76000, 76064 }, A_SorDSph },
{ { 73488, 75968, 76032 }, A_SorRise },
{ { 73616, 76096, 76160 }, A_SorSightSnd },
{ { 73456, 75936, 76000 }, A_SorZap },
{ { 72480, 74960, 75024 }, A_SorcererRise },
{ { 115088, 117280, 117520 }, A_SpawnRippers },
{ { 77520, 79984, 80048 }, A_SpawnTeleGlitter },
{ { 77600, 80064, 80128 }, A_SpawnTeleGlitter2 },
{ { 72192, 74672, 74736 }, A_Srcr1Attack },
{ { 72896, 75376, 75440 }, A_Srcr2Attack },
{ { 72816, 75296, 75360 }, A_Srcr2Decide },
{ { 112640, 114848, 115088 }, A_StaffAttackPL1 },
{ { 112784, 114992, 115232 }, A_StaffAttackPL2 },
{ { 78752, 81248, 81312 }, A_UnHideThing },
{ { 78080, 80544, 80608 }, A_VolcBallImpact },
{ { 77856, 80320, 80384 }, A_VolcanoBlast },
{ { 77824, 80288, 80352 }, A_VolcanoSet },
{ { 111168, 113488, 113728 }, A_WeaponReady },
{ { 75168, 77664, 77728 }, A_WhirlwindSeek },
{ { 75888, 78320, 78384 }, A_WizAtk1 },
{ { 75920, 78352, 78416 }, A_WizAtk2 },
{ { 75952, 78384, 78448 }, A_WizAtk3 },
};
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_END_MAPPING
static void DEH_FrameInit(void)
{
// Bit of a hack here:
DEH_HereticInit();
}
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 boolean GetActionPointerForOffset(int offset, void **result)
{
int i;
// Special case.
if (offset == 0)
{
*result = NULL;
return true;
}
for (i=0; i<arrlen(action_pointers); ++i)
{
if (action_pointers[i].offsets[deh_hhe_version] == offset)
{
*result = action_pointers[i].func;
return true;
}
}
return false;
}
// If an invalid action pointer is specified, the patch may be for a
// different version from the version we are currently set to. Try to
// suggest a different version to use.
static void SuggestOtherVersions(unsigned int offset)
{
unsigned int i, v;
for (i=0; i<arrlen(action_pointers); ++i)
{
for (v=0; v<deh_hhe_num_versions; ++v)
{
if (action_pointers[i].offsets[v] == offset)
{
DEH_SuggestHereticVersion(v);
}
}
}
}
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);
// Action pointer field is a special case:
if (!strcasecmp(variable_name, "Action pointer"))
{
void *func;
if (!GetActionPointerForOffset(ivalue, &func))
{
SuggestOtherVersions(ivalue);
DEH_Error(context, "Unknown action pointer: %i", ivalue);
return;
}
state->action = func;
}
else
{
// "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_FrameSHA1Sum(sha1_context_t *context)
{
int i;
for (i=0; i<NUMSTATES; ++i)
{
DEH_StructSHA1Sum(context, &state_mapping, &states[i]);
}
}
deh_section_t deh_section_frame =
{
"Frame",
DEH_FrameInit,
DEH_FrameStart,
DEH_FrameParseLine,
NULL,
DEH_FrameSHA1Sum,
};