+ Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, dpmmesh->shadername, dpmmesh->shadername);
+
+ Mod_ValidateElements(loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3, surface->num_triangles, surface->num_firstvertex, surface->num_vertices, __FILE__, __LINE__);
+ }
+ Z_Free(bonepose);
+ Mod_FreeSkinFiles(skinfiles);
+
+ // compute all the mesh information that was not loaded from the file
+ Mod_BuildBaseBonePoses();
+ Mod_BuildTextureVectorsFromNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_texcoordtexture2f, loadmodel->surfmesh.data_normal3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_svector3f, loadmodel->surfmesh.data_tvector3f, true);
+ Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
+
+ loadmodel->surfmesh.isanimated = loadmodel->numframes > 1 || loadmodel->animscenes[0].framecount > 1;
+}
+
+// no idea why PSK/PSA files contain weird quaternions but they do...
+#define PSKQUATNEGATIONS
+void Mod_PSKMODEL_Load(dp_model_t *mod, void *buffer, void *bufferend)
+{
+ int i, j, index, version, recordsize, numrecords, meshvertices, meshtriangles;
+ int numpnts, numvtxw, numfaces, nummatts, numbones, numrawweights, numanimbones, numanims, numanimkeys;
+ fs_offset_t filesize;
+ pskpnts_t *pnts;
+ pskvtxw_t *vtxw;
+ pskface_t *faces;
+ pskmatt_t *matts;
+ pskboneinfo_t *bones;
+ pskrawweights_t *rawweights;
+ pskboneinfo_t *animbones;
+ pskaniminfo_t *anims;
+ pskanimkeys_t *animkeys;
+ void *animfilebuffer, *animbuffer, *animbufferend;
+ unsigned char *data;
+ pskchunk_t *pchunk;
+ skinfile_t *skinfiles;
+ char animname[MAX_QPATH];
+ size_t size;
+
+ pchunk = (pskchunk_t *)buffer;
+ if (strcmp(pchunk->id, "ACTRHEAD"))
+ Host_Error ("Mod_PSKMODEL_Load: %s is not an Unreal Engine ActorX (.psk + .psa) model", loadmodel->name);
+
+ loadmodel->modeldatatypestring = "PSK";
+
+ loadmodel->type = mod_alias;
+ loadmodel->AnimateVertices = Mod_Skeletal_AnimateVertices;
+ loadmodel->DrawSky = NULL;
+ loadmodel->DrawAddWaterPlanes = NULL;
+ loadmodel->Draw = R_Q1BSP_Draw;
+ loadmodel->DrawDepth = R_Q1BSP_DrawDepth;
+ loadmodel->DrawDebug = R_Q1BSP_DrawDebug;
+ loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
+ loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
+ loadmodel->DrawLight = R_Q1BSP_DrawLight;
+ loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
+ loadmodel->PointSuperContents = NULL;
+ loadmodel->synctype = ST_RAND;
+
+ FS_StripExtension(loadmodel->name, animname, sizeof(animname));
+ strlcat(animname, ".psa", sizeof(animname));
+ animbuffer = animfilebuffer = FS_LoadFile(animname, loadmodel->mempool, false, &filesize);
+ animbufferend = (void *)((unsigned char*)animbuffer + (int)filesize);
+ if (animbuffer == NULL)
+ Host_Error("%s: can't find .psa file (%s)", loadmodel->name, animname);
+
+ numpnts = 0;
+ pnts = NULL;
+ numvtxw = 0;
+ vtxw = NULL;
+ numfaces = 0;
+ faces = NULL;
+ nummatts = 0;
+ matts = NULL;
+ numbones = 0;
+ bones = NULL;
+ numrawweights = 0;
+ rawweights = NULL;
+ numanims = 0;
+ anims = NULL;
+ numanimkeys = 0;
+ animkeys = NULL;
+
+ while (buffer < bufferend)
+ {
+ pchunk = (pskchunk_t *)buffer;
+ buffer = (void *)((unsigned char *)buffer + sizeof(pskchunk_t));
+ version = LittleLong(pchunk->version);
+ recordsize = LittleLong(pchunk->recordsize);
+ numrecords = LittleLong(pchunk->numrecords);
+ if (developer.integer >= 100)
+ Con_Printf("%s: %s %x: %i * %i = %i\n", loadmodel->name, pchunk->id, version, recordsize, numrecords, recordsize * numrecords);
+ if (version != 0x1e83b9 && version != 0x1e9179 && version != 0x2e && version != 0x12f2bc && version != 0x12f2f0)
+ Con_Printf ("%s: chunk %s has unknown version %x (0x1e83b9, 0x1e9179, 0x2e, 0x12f2bc, 0x12f2f0 are currently supported), trying to load anyway!\n", loadmodel->name, pchunk->id, version);
+ if (!strcmp(pchunk->id, "ACTRHEAD"))
+ {
+ // nothing to do
+ }
+ else if (!strcmp(pchunk->id, "PNTS0000"))
+ {
+ pskpnts_t *p;
+ if (recordsize != sizeof(*p))
+ Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
+ // byteswap in place and keep the pointer
+ numpnts = numrecords;
+ pnts = (pskpnts_t *)buffer;
+ for (index = 0, p = (pskpnts_t *)buffer;index < numrecords;index++, p++)
+ {
+ p->origin[0] = LittleFloat(p->origin[0]);
+ p->origin[1] = LittleFloat(p->origin[1]);
+ p->origin[2] = LittleFloat(p->origin[2]);
+ }
+ buffer = p;
+ }
+ else if (!strcmp(pchunk->id, "VTXW0000"))
+ {
+ pskvtxw_t *p;
+ if (recordsize != sizeof(*p))
+ Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
+ // byteswap in place and keep the pointer
+ numvtxw = numrecords;
+ vtxw = (pskvtxw_t *)buffer;
+ for (index = 0, p = (pskvtxw_t *)buffer;index < numrecords;index++, p++)
+ {
+ p->pntsindex = LittleShort(p->pntsindex);
+ p->texcoord[0] = LittleFloat(p->texcoord[0]);
+ p->texcoord[1] = LittleFloat(p->texcoord[1]);
+ if (p->pntsindex >= numpnts)
+ {
+ Con_Printf("%s: vtxw->pntsindex %i >= numpnts %i\n", loadmodel->name, p->pntsindex, numpnts);
+ p->pntsindex = 0;
+ }
+ }
+ buffer = p;
+ }
+ else if (!strcmp(pchunk->id, "FACE0000"))
+ {
+ pskface_t *p;
+ if (recordsize != sizeof(*p))
+ Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
+ // byteswap in place and keep the pointer
+ numfaces = numrecords;
+ faces = (pskface_t *)buffer;
+ for (index = 0, p = (pskface_t *)buffer;index < numrecords;index++, p++)
+ {
+ p->vtxwindex[0] = LittleShort(p->vtxwindex[0]);
+ p->vtxwindex[1] = LittleShort(p->vtxwindex[1]);
+ p->vtxwindex[2] = LittleShort(p->vtxwindex[2]);
+ p->group = LittleLong(p->group);
+ if (p->vtxwindex[0] >= numvtxw)
+ {
+ Con_Printf("%s: face->vtxwindex[0] %i >= numvtxw %i\n", loadmodel->name, p->vtxwindex[0], numvtxw);
+ p->vtxwindex[0] = 0;
+ }
+ if (p->vtxwindex[1] >= numvtxw)
+ {
+ Con_Printf("%s: face->vtxwindex[1] %i >= numvtxw %i\n", loadmodel->name, p->vtxwindex[1], numvtxw);
+ p->vtxwindex[1] = 0;
+ }
+ if (p->vtxwindex[2] >= numvtxw)
+ {
+ Con_Printf("%s: face->vtxwindex[2] %i >= numvtxw %i\n", loadmodel->name, p->vtxwindex[2], numvtxw);
+ p->vtxwindex[2] = 0;
+ }
+ }
+ buffer = p;
+ }
+ else if (!strcmp(pchunk->id, "MATT0000"))
+ {
+ pskmatt_t *p;
+ if (recordsize != sizeof(*p))
+ Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
+ // byteswap in place and keep the pointer
+ nummatts = numrecords;
+ matts = (pskmatt_t *)buffer;
+ for (index = 0, p = (pskmatt_t *)buffer;index < numrecords;index++, p++)
+ {
+ // nothing to do
+ }
+ buffer = p;
+ }
+ else if (!strcmp(pchunk->id, "REFSKELT"))
+ {
+ pskboneinfo_t *p;
+ if (recordsize != sizeof(*p))
+ Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
+ // byteswap in place and keep the pointer
+ numbones = numrecords;
+ bones = (pskboneinfo_t *)buffer;
+ for (index = 0, p = (pskboneinfo_t *)buffer;index < numrecords;index++, p++)
+ {
+ p->numchildren = LittleLong(p->numchildren);
+ p->parent = LittleLong(p->parent);
+ p->basepose.quat[0] = LittleFloat(p->basepose.quat[0]);
+ p->basepose.quat[1] = LittleFloat(p->basepose.quat[1]);
+ p->basepose.quat[2] = LittleFloat(p->basepose.quat[2]);
+ p->basepose.quat[3] = LittleFloat(p->basepose.quat[3]);
+ p->basepose.origin[0] = LittleFloat(p->basepose.origin[0]);
+ p->basepose.origin[1] = LittleFloat(p->basepose.origin[1]);
+ p->basepose.origin[2] = LittleFloat(p->basepose.origin[2]);
+ p->basepose.unknown = LittleFloat(p->basepose.unknown);
+ p->basepose.size[0] = LittleFloat(p->basepose.size[0]);
+ p->basepose.size[1] = LittleFloat(p->basepose.size[1]);
+ p->basepose.size[2] = LittleFloat(p->basepose.size[2]);
+#ifdef PSKQUATNEGATIONS
+ if (index)
+ {
+ p->basepose.quat[0] *= -1;
+ p->basepose.quat[1] *= -1;
+ p->basepose.quat[2] *= -1;
+ }
+ else
+ {
+ p->basepose.quat[0] *= 1;
+ p->basepose.quat[1] *= -1;
+ p->basepose.quat[2] *= 1;
+ }
+#endif
+ if (p->parent < 0 || p->parent >= numbones)
+ {
+ Con_Printf("%s: bone->parent %i >= numbones %i\n", loadmodel->name, p->parent, numbones);
+ p->parent = 0;
+ }
+ }
+ buffer = p;
+ }
+ else if (!strcmp(pchunk->id, "RAWWEIGHTS"))
+ {
+ pskrawweights_t *p;
+ if (recordsize != sizeof(*p))
+ Host_Error("%s: %s has unsupported recordsize", loadmodel->name, pchunk->id);
+ // byteswap in place and keep the pointer
+ numrawweights = numrecords;
+ rawweights = (pskrawweights_t *)buffer;
+ for (index = 0, p = (pskrawweights_t *)buffer;index < numrecords;index++, p++)
+ {
+ p->weight = LittleFloat(p->weight);
+ p->pntsindex = LittleLong(p->pntsindex);
+ p->boneindex = LittleLong(p->boneindex);
+ if (p->pntsindex < 0 || p->pntsindex >= numpnts)
+ {
+ Con_Printf("%s: weight->pntsindex %i >= numpnts %i\n", loadmodel->name, p->pntsindex, numpnts);
+ p->pntsindex = 0;
+ }
+ if (p->boneindex < 0 || p->boneindex >= numbones)
+ {
+ Con_Printf("%s: weight->boneindex %i >= numbones %i\n", loadmodel->name, p->boneindex, numbones);
+ p->boneindex = 0;
+ }
+ }
+ buffer = p;
+ }
+ }
+
+ while (animbuffer < animbufferend)
+ {
+ pchunk = (pskchunk_t *)animbuffer;
+ animbuffer = (void *)((unsigned char *)animbuffer + sizeof(pskchunk_t));
+ version = LittleLong(pchunk->version);
+ recordsize = LittleLong(pchunk->recordsize);
+ numrecords = LittleLong(pchunk->numrecords);
+ if (developer.integer >= 100)
+ Con_Printf("%s: %s %x: %i * %i = %i\n", animname, pchunk->id, version, recordsize, numrecords, recordsize * numrecords);
+ if (version != 0x1e83b9 && version != 0x1e9179 && version != 0x2e && version != 0x12f2bc && version != 0x12f2f0)
+ Con_Printf ("%s: chunk %s has unknown version %x (0x1e83b9, 0x1e9179, 0x2e, 0x12f2bc, 0x12f2f0 are currently supported), trying to load anyway!\n", animname, pchunk->id, version);
+ if (!strcmp(pchunk->id, "ANIMHEAD"))
+ {
+ // nothing to do
+ }
+ else if (!strcmp(pchunk->id, "BONENAMES"))
+ {
+ pskboneinfo_t *p;
+ if (recordsize != sizeof(*p))
+ Host_Error("%s: %s has unsupported recordsize", animname, pchunk->id);
+ // byteswap in place and keep the pointer
+ numanimbones = numrecords;
+ animbones = (pskboneinfo_t *)animbuffer;
+ // NOTE: supposedly psa does not need to match the psk model, the
+ // bones missing from the psa would simply use their base
+ // positions from the psk, but this is hard for me to implement
+ // and people can easily make animations that match.
+ if (numanimbones != numbones)
+ Host_Error("%s: this loader only supports animations with the same bones as the mesh", loadmodel->name);
+ for (index = 0, p = (pskboneinfo_t *)animbuffer;index < numrecords;index++, p++)
+ {
+ p->numchildren = LittleLong(p->numchildren);
+ p->parent = LittleLong(p->parent);
+ p->basepose.quat[0] = LittleFloat(p->basepose.quat[0]);
+ p->basepose.quat[1] = LittleFloat(p->basepose.quat[1]);
+ p->basepose.quat[2] = LittleFloat(p->basepose.quat[2]);
+ p->basepose.quat[3] = LittleFloat(p->basepose.quat[3]);
+ p->basepose.origin[0] = LittleFloat(p->basepose.origin[0]);
+ p->basepose.origin[1] = LittleFloat(p->basepose.origin[1]);
+ p->basepose.origin[2] = LittleFloat(p->basepose.origin[2]);
+ p->basepose.unknown = LittleFloat(p->basepose.unknown);
+ p->basepose.size[0] = LittleFloat(p->basepose.size[0]);
+ p->basepose.size[1] = LittleFloat(p->basepose.size[1]);
+ p->basepose.size[2] = LittleFloat(p->basepose.size[2]);
+#ifdef PSKQUATNEGATIONS
+ if (index)
+ {
+ p->basepose.quat[0] *= -1;
+ p->basepose.quat[1] *= -1;
+ p->basepose.quat[2] *= -1;
+ }
+ else
+ {
+ p->basepose.quat[0] *= 1;
+ p->basepose.quat[1] *= -1;
+ p->basepose.quat[2] *= 1;
+ }
+#endif
+ if (p->parent < 0 || p->parent >= numanimbones)
+ {
+ Con_Printf("%s: bone->parent %i >= numanimbones %i\n", animname, p->parent, numanimbones);
+ p->parent = 0;
+ }
+ // check that bones are the same as in the base
+ if (strcmp(p->name, bones[index].name) || p->parent != bones[index].parent)
+ Host_Error("%s: this loader only supports animations with the same bones as the mesh", animname);
+ }
+ animbuffer = p;
+ }
+ else if (!strcmp(pchunk->id, "ANIMINFO"))
+ {
+ pskaniminfo_t *p;
+ if (recordsize != sizeof(*p))
+ Host_Error("%s: %s has unsupported recordsize", animname, pchunk->id);
+ // byteswap in place and keep the pointer
+ numanims = numrecords;
+ anims = (pskaniminfo_t *)animbuffer;
+ for (index = 0, p = (pskaniminfo_t *)animbuffer;index < numrecords;index++, p++)
+ {
+ p->numbones = LittleLong(p->numbones);
+ p->playtime = LittleFloat(p->playtime);
+ p->fps = LittleFloat(p->fps);
+ p->firstframe = LittleLong(p->firstframe);
+ p->numframes = LittleLong(p->numframes);
+ if (p->numbones != numbones)
+ Con_Printf("%s: animinfo->numbones != numbones, trying to load anyway!\n", animname);
+ }
+ animbuffer = p;
+ }
+ else if (!strcmp(pchunk->id, "ANIMKEYS"))
+ {
+ pskanimkeys_t *p;
+ if (recordsize != sizeof(*p))
+ Host_Error("%s: %s has unsupported recordsize", animname, pchunk->id);
+ numanimkeys = numrecords;
+ animkeys = (pskanimkeys_t *)animbuffer;
+ for (index = 0, p = (pskanimkeys_t *)animbuffer;index < numrecords;index++, p++)
+ {
+ p->origin[0] = LittleFloat(p->origin[0]);
+ p->origin[1] = LittleFloat(p->origin[1]);
+ p->origin[2] = LittleFloat(p->origin[2]);
+ p->quat[0] = LittleFloat(p->quat[0]);
+ p->quat[1] = LittleFloat(p->quat[1]);
+ p->quat[2] = LittleFloat(p->quat[2]);
+ p->quat[3] = LittleFloat(p->quat[3]);
+ p->frametime = LittleFloat(p->frametime);
+#ifdef PSKQUATNEGATIONS
+ if (index % numbones)
+ {
+ p->quat[0] *= -1;
+ p->quat[1] *= -1;
+ p->quat[2] *= -1;
+ }
+ else
+ {
+ p->quat[0] *= 1;
+ p->quat[1] *= -1;
+ p->quat[2] *= 1;
+ }
+#endif
+ }
+ animbuffer = p;
+ // TODO: allocate bonepose stuff
+ }