X-Git-Url: http://de.git.xonotic.org/?p=xonotic%2Fdarkplaces.git;a=blobdiff_plain;f=model_alias.h;h=15c6d8a25b0c03ed1254ca403026baef537507c1;hp=73e831076c7cad76ac10dbee94dbb999fbd7ab9e;hb=f716f8f488d519c27082826c81b7420e7dbe1743;hpb=ccf0849cbfe3013a00dff7f37cc68e774b241cb5 diff --git a/model_alias.h b/model_alias.h index 73e83107..15c6d8a2 100644 --- a/model_alias.h +++ b/model_alias.h @@ -8,7 +8,7 @@ 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. +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. @@ -18,6 +18,9 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +#ifndef MODEL_ALIAS_H +#define MODEL_ALIAS_H + /* ============================================================================== @@ -29,45 +32,6 @@ Alias models are position independent, so the cache manager can move them. #include "modelgen.h" -/* -typedef struct -{ - int firstpose; - int numposes; - float interval; - trivertx_t bboxmin; - trivertx_t bboxmax; - int frame; - char name[16]; -} maliasframedesc_t; - -typedef struct -{ - trivertx_t bboxmin; - trivertx_t bboxmax; - int frame; -} maliasgroupframedesc_t; - -typedef struct -{ - int numframes; - int intervals; - maliasgroupframedesc_t frames[1]; -} maliasgroup_t; - -typedef struct mtriangle_s { - int facesfront; - int vertindex[3]; -} mtriangle_t; -*/ - -// LordHavoc: new vertex format -typedef struct { - byte v[3]; // location - signed char n[3]; // surface normal for lighting *127.0 -} trivert2; - -#define MAX_SKINS 32 typedef struct { int ident; int version; @@ -86,32 +50,6 @@ typedef struct { float size; } daliashdr_t; -typedef struct -{ - char name[16]; // LordHavoc: only kept this for reasons of viewthing support - unsigned short start; - unsigned short length; - float rate; // in poses per second -} maliasframe_t; - -typedef struct -{ - vec3_t scale; - vec3_t scale_origin; - int numverts; - int numtris; - int numframes; - int numposes; - int framedata; // LordHavoc: unsigned short start - int texdata; // LordHavoc: texture coordinate array - int posedata; // LordHavoc: vertex data for all the poses - int tridata; // LordHavoc: vertex indices for the triangles -} maliashdr_t; - -#define MAXALIASVERTS 4096 -#define MAXALIASFRAMES 1024 -#define MAXALIASTRIS 4096 - /* ======================================================================== @@ -123,16 +61,8 @@ typedef struct // LordHavoc: grabbed this from the Q2 utility source, // renamed a things to avoid conflicts -#define MD2IDALIASHEADER (('2'<<24)+('P'<<16)+('D'<<8)+'I') #define MD2ALIAS_VERSION 8 - -#define MD2MAX_TRIANGLES 4096 -#define MD2MAX_VERTS 4096 -#define MD2MAX_FRAMES 1024 -#define MD2MAX_SKINS 32 -#define MD2MAX_SKINNAME 64 -// sanity checking size -#define MD2MAX_SIZE (16777216) +#define MD2_SKINNAME 64 typedef struct { @@ -140,7 +70,7 @@ typedef struct short t; } md2stvert_t; -typedef struct +typedef struct { short index_xyz[3]; short index_st[3]; @@ -151,26 +81,8 @@ typedef struct float scale[3]; // multiply byte verts by this float translate[3]; // then add this char name[16]; // frame name from grabbing - trivertx_t verts[1]; // variable sized } md2frame_t; -// LordHavoc: memory representation is different than disk -typedef struct -{ - float scale[3]; // multiply byte verts by this - float translate[3]; // then add this - char name[16]; // LordHavoc: kept for viewthing - trivert2 verts[1]; // variable sized -} md2memframe_t; - -// must match md2memframe_t, this is just used for sizeof() -typedef struct -{ - float scale[3]; // multiply byte verts by this - float translate[3]; // then add this -} md2memframesize_t; - - // the glcmd format: // a positive integer starts a tristrip command, followed by that many // vertex structures. @@ -200,28 +112,167 @@ typedef struct int ofs_st; // byte offset from start for stverts int ofs_tris; // offset for dtriangles int ofs_frames; // offset for first frame - int ofs_glcmds; + int ofs_glcmds; int ofs_end; // end of file } md2_t; -typedef struct +extern void Mod_IDP0_Load(struct model_s *mod, void *buffer); +extern void Mod_IDP2_Load(struct model_s *mod, void *buffer); +extern void Mod_IDP3_Load(struct model_s *mod, void *buffer); + +extern void Mod_AliasInit(void); + +#include "model_zymotic.h" + +// all md3 ints, floats, and shorts, are little endian, and thus need to be +// passed through LittleLong/LittleFloat/LittleShort to avoid breaking on +// bigendian machines (Macs for example) +#define MD3VERSION 15 +#define MD3NAME 64 +#define MD3FRAMENAME 16 + +// the origin is at 1/64th scale +// the pitch and yaw are encoded as 8 bits each +typedef struct md3vertex_s { - int framesize; // byte size of each frame + short origin[3], normalpitchyaw; +} +md3vertex_t; - int num_skins; - int num_xyz; - int num_st; // greater than num_xyz for seams - int num_tris; - int num_glcmds; // dwords in strip/fan command list - int num_frames; +// one per frame +typedef struct md3frameinfo_s +{ + float mins[3]; + float maxs[3]; + float origin[3]; + float radius; + char name[MD3FRAMENAME]; +} +md3frameinfo_t; + +// one per tag per frame +typedef struct md3tag_s +{ + char name[MD3NAME]; + float origin[3]; + float rotationmatrix[9]; +} +md3tag_t; + +// one per shader per mesh +typedef struct md3shader_s +{ + char name[MD3NAME]; + // engine field (yes this empty int does exist in the file) + int shadernum; +} +md3shader_t; + +// one per mesh per model +// +// note that the lump_ offsets in this struct are relative to the beginning +// of the mesh struct +// +// to find the next mesh in the file, you must go to lump_end, which puts you +// at the beginning of the next mesh +typedef struct md3mesh_s +{ + char identifier[4]; // "IDP3" + char name[MD3NAME]; + int flags; + int num_frames; + int num_shaders; + int num_vertices; + int num_triangles; + int lump_elements; + int lump_shaders; + int lump_texcoords; + int lump_framevertices; + int lump_end; +} +md3mesh_t; + +// this struct is at the beginning of the md3 file +// +// note that the lump_ offsets in this struct are relative to the beginning +// of the header struct (which is the beginning of the file) +typedef struct md3modelheader_s +{ + char identifier[4]; // "IDP3" + int version; // 15 + char name[MD3NAME]; + int flags; + int num_frames; + int num_tags; + int num_meshes; + int num_skins; + int lump_frameinfo; + int lump_tags; + int lump_meshes; + int lump_end; +} +md3modelheader_t; + +typedef struct aliasvertexboneweight_s +{ + unsigned int vertexindex; + unsigned int boneindex; + float origin[3]; + float weight; +} +aliasvertexboneweight_t; + +typedef struct aliasmesh_s +{ + // skins to choose from (indexed by entity skin) + int num_skins; + texture_t *data_skins; + + // triangles comprising the mesh + int num_triangles; + int *data_element3i; + int *data_neighbor3i; + + // skin texcoords do not change + int num_vertices; + float *data_texcoord2f; + + // morph blending, these are zero if model is skeletal + int num_morphframes; + float *data_morphvertex3f; + + // base frame (frame zero typically) + // since most models do not animate, caching the base frame helps + float *data_basevertex3f; + float *data_basesvector3f; + float *data_basetvector3f; + float *data_basenormal3f; + + // skeletal blending, these are zero if model is morph + int num_vertexboneweights; + aliasvertexboneweight_t *data_vertexboneweights; +} +aliasmesh_t; + +typedef struct aliastag_s +{ + char name[MD3NAME]; + matrix4x4_t matrix; +} +aliastag_t; - int ofs_tris; // offset for dtriangles - int ofs_frames; // offset for first frame - int ofs_glcmds; -} md2mem_t; +typedef struct aliasbone_s +{ + char name[MD3NAME]; + int flags; + int parent; // -1 for no parent +} +aliasbone_t; + +struct frameblend_s; +void Mod_Alias_GetMesh_Vertex3f(const struct model_s *model, const struct frameblend_s *frameblend, const struct aliasmesh_s *mesh, float *out3f); +int Mod_Alias_GetTagMatrix(const struct model_s *model, int poseframe, int tagindex, matrix4x4_t *outmatrix); +int Mod_Alias_GetTagIndexForName(const struct model_s *model, unsigned int skin, const char *tagname); -#define ALIASTYPE_MDL 1 -#define ALIASTYPE_MD2 2 -#define ALIASTYPE_ZYM 3 +#endif -#include "model_zymotic.h" \ No newline at end of file