From a9a1be539dba0e3df8ff02e816a925436713ea2f Mon Sep 17 00:00:00 2001 From: cloudwalk Date: Thu, 31 Dec 2020 19:06:37 +0000 Subject: [PATCH] model: Create header for Half-Life MDL format git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@13081 d7cf8633-e32d-0410-b094-e92efae38249 --- model_hlmdl.h | 244 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 244 insertions(+) create mode 100644 model_hlmdl.h diff --git a/model_hlmdl.h b/model_hlmdl.h new file mode 100644 index 00000000..58fde4e4 --- /dev/null +++ b/model_hlmdl.h @@ -0,0 +1,244 @@ +/* +Copyright (C) 2021 David Knapp (Cloudwalk) + +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. + +*/ + +/* + * The Half-Life MDL format is Valve's format for models in GoldSrc engine. + * + * These headers were added based on information found at + * https://github.com/malortie/assimp/wiki/MDL:-Half-Life-1-file-format + */ + +#include "qtypes.h" +#include "qdefs.h" + +#define HLPOLYHEADER (('T' << 24) + ('S' << 16) + ('D' << 8) + 'I') +#define HLMDLHEADER "IDST" +#define HLSEQHEADER "IDSQ" + +// Flags +#define HLMDLFLAG_FLAT 0x1 +#define HLMDLFLAG_CHROME 0x2 +#define HLMDLFLAG_FULLBRIGHT 0x4 + +// Header +typedef struct dhlmdl_header_s +{ + int32_t id; // Should be IDST + int32_t version; // Should be 10 + int8_t name[64]; + int32_t filesize; + vec3_t eyeposition; + vec3_t min, max; + vec3_t bbmin, bbmax; + int32_t flags; + + int32_t num_bones; + int32_t ofs_bones; + + int32_t num_bonecontrollers; + int32_t ofs_bonecontrollers; + + int32_t num_hitboxes; + int32_t ofs_hitboxes; + + int32_t num_seq; + int32_t ofs_seq; + + int32_t num_seqgroups; + int32_t ofs_seqgroups; + + int32_t num_textures; + int32_t ofs_textures; + int32_t ofs_texturedata; + + int32_t num_skins; + int32_t num_skingroups; + int32_t ofs_skins; + + int32_t num_bodyparts; + int32_t ofs_bodyparts; + + int32_t num_attachments; + int32_t ofs_attachments; + + int32_t soundtable; + int32_t soundindex; + + int32_t num_soundgroups; + int32_t ofs_soundgroups; + + int32_t num_transitions; + int32_t ofs_transitions; +} dhlmdl_header_t; + +typedef struct dhlmdl_sequence_header_s +{ + int32_t id; // Should be IDSQ + int32_t version; // Should be 10 + int8_t name[64]; + int32_t size; +} dhlmdl_sequence_header_t; + +typedef struct dhlmdl_texture_s +{ + int8_t name[64]; + int32_t flags; + int32_t w, h; + int32_t ofs; +} dhlmdl_texture_t; + +typedef struct dhlmdl_bone_s +{ + int8_t name[32]; + int32_t parent; + int32_t flags; + int32_t bonecontroller[6]; + float value[6]; + float scale[6]; +} dhlmdl_bone_t; + +typedef struct dhlmdl_bone_controller_s +{ + int32_t bone; + int32_t type; + float start; + float end; + int32_t rest; + int32_t index; +} dhlmdl_bone_controller_t; + +typedef struct dhlmdl_hitbox_s +{ + int32_t bone; + int32_t group; + vec3_t bbmin, bbmax; +} dhlmdl_hitbox_t; + +typedef struct dhlmdl_sequence_group_s +{ + int8_t label[32]; + int8_t name[64]; + int64_t unused; +} dhlmdl_sequence_group_t; + +typedef struct dhlmdl_sequence_description_s +{ + int8_t label[32]; + float fps; + int32_t flags; + int32_t activity; + int32_t actweight; + + int32_t num_events; + int32_t ofs_events; + + int32_t num_frames; + + int64_t unused0; + + int32_t motiontype; + int32_t motionbone; + vec3_t linearmovement; + int64_t unused1; + vec3_t bbmin, bbmax; + + int32_t num_blends; + + int32_t ofs_anim; + + int32_t blendtype[2]; + float blendstart[2], blendend[2]; + int32_t unused2; // blendparent + int32_t seqgroup; + int32_t entrynode; + int32_t exitnode; + int32_t nodeflags; + int32_t unused3; // nextseq +} dhlmdl_sequence_description_t; + +typedef uint16_t dhlmdl_animoffset_t[6]; + +typedef union dhlmdl_animvalue_s +{ + struct { + uint8_t valid; + uint8_t total; + } num; + int16_t value; +} dhlmdl_animvalue_t; + +typedef struct dhlmdl_animevent_s +{ + int32_t frame; + int32_t event; + int32_t unused; + int8_t options[64]; +} dhlmdl_animevent_t; + +typedef struct dhlmdl_attachment_s +{ + int8_t unused0[36]; + int32_t type; + int32_t bone; + vec3_t org; + vec3_t unused1[3]; +} dhlmdl_attachment_t; + +typedef struct dhlmdl_bodypart_s +{ + int8_t name[64]; + int32_t num_models; + int32_t base; + int32_t ofs_models; +} dhlmdl_bodypart_t; + +typedef struct dhlmdl_s +{ + int8_t name[64]; + int64_t unused0; + + int32_t num_mesh; + int32_t ofs_mesh; + + int32_t num_verts; + int32_t ofs_vertinfo; + int32_t ofs_verts; + + int32_t num_norms; + int32_t ofs_norminfo; + int32_t ofs_norms; + + int64_t unused1; +} dhlmdl_t; + +typedef struct dhlmdl_mesh_s +{ + int32_t num_tris; + int32_t ofs_tris; + int32_t ofs_skins; + int64_t unused; +} dhlmdl_mesh_t; + +typedef struct dhlmdl_trivert_s +{ + int16_t vertindex; + int16_t normindex; + int16_t s, t; +} dhlmdl_trivert_t; -- 2.39.2