diff options
Diffstat (limited to 'src/heretic/deh_frame.c')
| -rw-r--r-- | src/heretic/deh_frame.c | 344 |
1 files changed, 344 insertions, 0 deletions
diff --git a/src/heretic/deh_frame.c b/src/heretic/deh_frame.c new file mode 100644 index 00000000..4a1581a7 --- /dev/null +++ b/src/heretic/deh_frame.c @@ -0,0 +1,344 @@ +// 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" + +#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, +}; + |