+ for (i = 0;i < loadmodel->numskins;i++)
+ {
+ loadmodel->skinscenes[i].firstframe = i;
+ loadmodel->skinscenes[i].framecount = 1;
+ loadmodel->skinscenes[i].loop = true;
+ loadmodel->skinscenes[i].framerate = 10;
+ }
+
+ // load the bone info
+ bone = (dpmbone_t *) (pbase + pheader->ofs_bones);
+ for (i = 0;i < loadmodel->num_bones;i++)
+ {
+ memcpy(loadmodel->data_bones[i].name, bone[i].name, sizeof(bone[i].name));
+ loadmodel->data_bones[i].flags = BigLong(bone[i].flags);
+ loadmodel->data_bones[i].parent = BigLong(bone[i].parent);
+ if (loadmodel->data_bones[i].parent >= i)
+ Host_Error("%s bone[%i].parent >= %i", loadmodel->name, i, i);
+ }
+
+ // load the frames
+ frames = (dpmframe_t *) (pbase + pheader->ofs_frames);
+ // figure out scale of model from root bone, for compatibility with old dpmodel versions
+ poses = (float *) (pbase + BigLong(frames[0].ofs_bonepositions));
+ tempvec[0] = BigFloat(poses[0]);
+ tempvec[1] = BigFloat(poses[1]);
+ tempvec[2] = BigFloat(poses[2]);
+ modelscale = VectorLength(tempvec);
+ biggestorigin = 0;
+ for (i = 0;i < loadmodel->numframes;i++)
+ {
+ memcpy(loadmodel->animscenes[i].name, frames[i].name, sizeof(frames[i].name));
+ loadmodel->animscenes[i].firstframe = i;
+ loadmodel->animscenes[i].framecount = 1;
+ loadmodel->animscenes[i].loop = true;
+ loadmodel->animscenes[i].framerate = 10;
+ // load the bone poses for this frame
+ poses = (float *) (pbase + BigLong(frames[i].ofs_bonepositions));
+ for (j = 0;j < loadmodel->num_bones*12;j++)
+ {
+ f = fabs(BigFloat(poses[j]));
+ biggestorigin = max(biggestorigin, f);
+ }
+ // stuff not processed here: mins, maxs, yawradius, allradius
+ }
+ loadmodel->num_posescale = biggestorigin / 32767.0f;
+ loadmodel->num_poseinvscale = 1.0f / loadmodel->num_posescale;
+ for (i = 0;i < loadmodel->numframes;i++)
+ {
+ const float *frameposes = (float *) (pbase + BigLong(frames[i].ofs_bonepositions));
+ for (j = 0;j < loadmodel->num_bones;j++)
+ {
+ float pose[12];
+ matrix4x4_t posematrix;
+ for (k = 0;k < 12;k++)
+ pose[k] = BigFloat(frameposes[j*12+k]);
+ // scale child bones to match the root scale
+ if (loadmodel->data_bones[j].parent >= 0)
+ {
+ pose[3] *= modelscale;
+ pose[7] *= modelscale;
+ pose[11] *= modelscale;
+ }
+ // normalize rotation matrix
+ VectorNormalize(pose + 0);
+ VectorNormalize(pose + 4);
+ VectorNormalize(pose + 8);
+ Matrix4x4_FromArray12FloatD3D(&posematrix, pose);
+ Matrix4x4_ToBonePose6s(&posematrix, loadmodel->num_poseinvscale, loadmodel->data_poses6s + 6*(i*loadmodel->num_bones+j));
+ }
+ }
+
+ // load the meshes now
+ dpmmesh = (dpmmesh_t *) (pbase + pheader->ofs_meshs);
+ meshvertices = 0;
+ meshtriangles = 0;
+ // reconstruct frame 0 matrices to allow reconstruction of the base mesh
+ // (converting from weight-blending skeletal animation to
+ // deformation-based skeletal animation)
+ poses = (float *) (pbase + BigLong(frames[0].ofs_bonepositions));
+ bonepose = (float *)Z_Malloc(loadmodel->num_bones * sizeof(float[12]));
+ for (i = 0;i < loadmodel->num_bones;i++)
+ {
+ float m[12];
+ for (k = 0;k < 12;k++)
+ m[k] = BigFloat(poses[i*12+k]);
+ if (loadmodel->data_bones[i].parent >= 0)
+ R_ConcatTransforms(bonepose + 12 * loadmodel->data_bones[i].parent, m, bonepose + 12 * i);
+ else
+ for (k = 0;k < 12;k++)
+ bonepose[12*i+k] = m[k];
+ }
+ for (i = 0;i < loadmodel->num_surfaces;i++, dpmmesh++)
+ {
+ const int *inelements;
+ int *outelements;
+ const float *intexcoord;
+ msurface_t *surface;
+
+ loadmodel->sortedmodelsurfaces[i] = i;
+ surface = loadmodel->data_surfaces + i;
+ surface->texture = loadmodel->data_textures + i;
+ surface->num_firsttriangle = meshtriangles;
+ surface->num_triangles = BigLong(dpmmesh->num_tris);
+ surface->num_firstvertex = meshvertices;
+ surface->num_vertices = BigLong(dpmmesh->num_verts);
+ meshvertices += surface->num_vertices;
+ meshtriangles += surface->num_triangles;
+
+ inelements = (int *) (pbase + BigLong(dpmmesh->ofs_indices));
+ outelements = loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3;
+ for (j = 0;j < surface->num_triangles;j++)
+ {
+ // swap element order to flip triangles, because Quake uses clockwise (rare) and dpm uses counterclockwise (standard)
+ outelements[0] = surface->num_firstvertex + BigLong(inelements[2]);
+ outelements[1] = surface->num_firstvertex + BigLong(inelements[1]);
+ outelements[2] = surface->num_firstvertex + BigLong(inelements[0]);
+ inelements += 3;
+ outelements += 3;
+ }
+
+ intexcoord = (float *) (pbase + BigLong(dpmmesh->ofs_texcoords));
+ for (j = 0;j < surface->num_vertices*2;j++)
+ loadmodel->surfmesh.data_texcoordtexture2f[j + surface->num_firstvertex * 2] = BigFloat(intexcoord[j]);
+
+ data = (unsigned char *) (pbase + BigLong(dpmmesh->ofs_verts));
+ for (j = surface->num_firstvertex;j < surface->num_firstvertex + surface->num_vertices;j++)
+ {
+ int weightindex[4] = { 0, 0, 0, 0 };
+ float weightinfluence[4] = { 0, 0, 0, 0 };
+ int l;
+ int numweights = BigLong(((dpmvertex_t *)data)->numbones);
+ data += sizeof(dpmvertex_t);
+ for (k = 0;k < numweights;k++)
+ {
+ const dpmbonevert_t *vert = (dpmbonevert_t *) data;
+ int boneindex = BigLong(vert->bonenum);
+ const float *m = bonepose + 12 * boneindex;
+ float influence = BigFloat(vert->influence);
+ float relativeorigin[3], relativenormal[3];
+ relativeorigin[0] = BigFloat(vert->origin[0]);
+ relativeorigin[1] = BigFloat(vert->origin[1]);
+ relativeorigin[2] = BigFloat(vert->origin[2]);
+ relativenormal[0] = BigFloat(vert->normal[0]);
+ relativenormal[1] = BigFloat(vert->normal[1]);
+ relativenormal[2] = BigFloat(vert->normal[2]);
+ // blend the vertex bone weights into the base mesh
+ loadmodel->surfmesh.data_vertex3f[j*3+0] += relativeorigin[0] * m[0] + relativeorigin[1] * m[1] + relativeorigin[2] * m[ 2] + influence * m[ 3];
+ loadmodel->surfmesh.data_vertex3f[j*3+1] += relativeorigin[0] * m[4] + relativeorigin[1] * m[5] + relativeorigin[2] * m[ 6] + influence * m[ 7];
+ loadmodel->surfmesh.data_vertex3f[j*3+2] += relativeorigin[0] * m[8] + relativeorigin[1] * m[9] + relativeorigin[2] * m[10] + influence * m[11];
+ loadmodel->surfmesh.data_normal3f[j*3+0] += relativenormal[0] * m[0] + relativenormal[1] * m[1] + relativenormal[2] * m[ 2];
+ loadmodel->surfmesh.data_normal3f[j*3+1] += relativenormal[0] * m[4] + relativenormal[1] * m[5] + relativenormal[2] * m[ 6];
+ loadmodel->surfmesh.data_normal3f[j*3+2] += relativenormal[0] * m[8] + relativenormal[1] * m[9] + relativenormal[2] * m[10];
+ if (!k)
+ {
+ // store the first (and often only) weight
+ weightinfluence[0] = influence;
+ weightindex[0] = boneindex;
+ }
+ else
+ {
+ // sort the new weight into this vertex's weight table
+ // (which only accepts up to 4 bones per vertex)
+ for (l = 0;l < 4;l++)
+ {
+ if (weightinfluence[l] < influence)
+ {
+ // move weaker influence weights out of the way first
+ int l2;
+ for (l2 = 3;l2 > l;l2--)
+ {
+ weightinfluence[l2] = weightinfluence[l2-1];
+ weightindex[l2] = weightindex[l2-1];
+ }
+ // store the new weight
+ weightinfluence[l] = influence;
+ weightindex[l] = boneindex;
+ break;
+ }
+ }
+ }
+ data += sizeof(dpmbonevert_t);
+ }
+ loadmodel->surfmesh.blends[j] = Mod_Skeletal_CompressBlend(loadmodel, weightindex, weightinfluence);
+ }
+
+ // since dpm models do not have named sections, reuse their shader name as the section name
+ 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__);
+ }
+ if (loadmodel->surfmesh.num_blends < meshvertices)
+ loadmodel->surfmesh.data_blendweights = (blendweights_t *)Mem_Realloc(loadmodel->mempool, loadmodel->surfmesh.data_blendweights, loadmodel->surfmesh.num_blends * sizeof(blendweights_t));
+ Z_Free(bonepose);
+ Mod_FreeSkinFiles(skinfiles);
+ Mod_MakeSortedSurfaces(loadmodel);
+
+ // compute all the mesh information that was not loaded from the file
+ if (loadmodel->surfmesh.data_element3s)
+ for (i = 0;i < loadmodel->surfmesh.num_triangles*3;i++)
+ loadmodel->surfmesh.data_element3s[i] = loadmodel->surfmesh.data_element3i[i];
+ 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, r_smoothnormals_areaweighting.integer != 0);
+ if (loadmodel->surfmesh.data_neighbor3i)
+ 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;
+
+ if (!loadmodel->surfmesh.isanimated)
+ {
+ Mod_MakeCollisionBIH(loadmodel, true, &loadmodel->collision_bih);
+ loadmodel->TraceBox = Mod_CollisionBIH_TraceBox;
+ loadmodel->TraceBrush = Mod_CollisionBIH_TraceBrush;
+ loadmodel->TraceLine = Mod_CollisionBIH_TraceLine;
+ loadmodel->TracePoint = Mod_CollisionBIH_TracePoint_Mesh;
+ loadmodel->PointSuperContents = Mod_CollisionBIH_PointSuperContents_Mesh;
+ }
+}
+
+// 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;
+ float biggestorigin;
+
+ 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->DrawPrepass = R_Q1BSP_DrawPrepass;
+ loadmodel->CompileShadowMap = R_Q1BSP_CompileShadowMap;
+ loadmodel->DrawShadowMap = R_Q1BSP_DrawShadowMap;
+ loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
+ loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
+ loadmodel->DrawLight = R_Q1BSP_DrawLight;
+ loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
+ loadmodel->TraceLine = Mod_MDLMD2MD3_TraceLine;
+ 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_extra.integer)
+ Con_DPrintf("%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_extra.integer)
+ Con_DPrintf("%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
+ }
+ else
+ Con_Printf("%s: unknown chunk ID \"%s\"\n", animname, pchunk->id);
+ }
+
+ if (!numpnts || !pnts || !numvtxw || !vtxw || !numfaces || !faces || !nummatts || !matts || !numbones || !bones || !numrawweights || !rawweights || !numanims || !anims || !numanimkeys || !animkeys)
+ Host_Error("%s: missing required chunks", loadmodel->name);
+
+ loadmodel->numframes = 0;
+ for (index = 0;index < numanims;index++)
+ loadmodel->numframes += anims[index].numframes;
+
+ if (numanimkeys != numbones * loadmodel->numframes)
+ Host_Error("%s: %s has incorrect number of animation keys", animname, pchunk->id);
+
+ meshvertices = numvtxw;
+ meshtriangles = numfaces;
+
+ // load external .skin files if present
+ skinfiles = Mod_LoadSkinFiles();
+ if (loadmodel->numskins < 1)
+ loadmodel->numskins = 1;
+ loadmodel->num_bones = numbones;
+ loadmodel->num_poses = loadmodel->numframes;
+ loadmodel->nummodelsurfaces = loadmodel->num_surfaces = nummatts;
+ loadmodel->num_textures = loadmodel->num_surfaces * loadmodel->numskins;
+ loadmodel->num_texturesperskin = loadmodel->num_surfaces;
+ loadmodel->surfmesh.num_vertices = meshvertices;
+ loadmodel->surfmesh.num_triangles = meshtriangles;
+ // do most allocations as one merged chunk
+ size = loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t) + loadmodel->surfmesh.num_triangles * sizeof(int[3]) + (r_enableshadowvolumes.integer ? loadmodel->surfmesh.num_triangles * sizeof(int[3]) : 0) + loadmodel->surfmesh.num_vertices * sizeof(float[3]) + loadmodel->surfmesh.num_vertices * sizeof(float[3]) + loadmodel->surfmesh.num_vertices * sizeof(float[3]) + loadmodel->surfmesh.num_vertices * sizeof(float[3]) + loadmodel->surfmesh.num_vertices * sizeof(float[2]) + loadmodel->surfmesh.num_vertices * sizeof(unsigned short) + loadmodel->num_poses * loadmodel->num_bones * sizeof(short[6]) + loadmodel->num_bones * sizeof(float[12]) + loadmodel->numskins * sizeof(animscene_t) + loadmodel->num_bones * sizeof(aliasbone_t) + loadmodel->numframes * sizeof(animscene_t) + ((loadmodel->surfmesh.num_vertices <= 65536) ? (loadmodel->surfmesh.num_triangles * sizeof(unsigned short[3])) : 0);
+ data = (unsigned char *)Mem_Alloc(loadmodel->mempool, size);
+ loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
+ loadmodel->sortedmodelsurfaces = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
+ loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
+ loadmodel->surfmesh.data_element3i = (int *)data;data += loadmodel->surfmesh.num_triangles * sizeof(int[3]);
+ if (r_enableshadowvolumes.integer)
+ {
+ loadmodel->surfmesh.data_neighbor3i = (int *)data;data += loadmodel->surfmesh.num_triangles * sizeof(int[3]);
+ }
+ loadmodel->surfmesh.data_vertex3f = (float *)data;data += loadmodel->surfmesh.num_vertices * sizeof(float[3]);
+ loadmodel->surfmesh.data_svector3f = (float *)data;data += loadmodel->surfmesh.num_vertices * sizeof(float[3]);
+ loadmodel->surfmesh.data_tvector3f = (float *)data;data += loadmodel->surfmesh.num_vertices * sizeof(float[3]);
+ loadmodel->surfmesh.data_normal3f = (float *)data;data += loadmodel->surfmesh.num_vertices * sizeof(float[3]);
+ loadmodel->surfmesh.data_texcoordtexture2f = (float *)data;data += loadmodel->surfmesh.num_vertices * sizeof(float[2]);
+ loadmodel->data_baseboneposeinverse = (float *)data;data += loadmodel->num_bones * sizeof(float[12]);
+ loadmodel->skinscenes = (animscene_t *)data;data += loadmodel->numskins * sizeof(animscene_t);
+ loadmodel->data_bones = (aliasbone_t *)data;data += loadmodel->num_bones * sizeof(aliasbone_t);
+ loadmodel->animscenes = (animscene_t *)data;data += loadmodel->numframes * sizeof(animscene_t);
+ loadmodel->surfmesh.num_blends = 0;
+ loadmodel->surfmesh.blends = (unsigned short *)data;data += meshvertices * sizeof(unsigned short);
+ if (loadmodel->surfmesh.num_vertices <= 65536)
+ {
+ loadmodel->surfmesh.data_element3s = (unsigned short *)data;data += loadmodel->surfmesh.num_triangles * sizeof(unsigned short[3]);
+ }
+ loadmodel->data_poses6s = (short *)data;data += loadmodel->num_poses * loadmodel->num_bones * sizeof(short[6]);
+ loadmodel->surfmesh.data_blendweights = (blendweights_t *)Mem_Alloc(loadmodel->mempool, loadmodel->surfmesh.num_vertices * sizeof(blendweights_t));
+
+ for (i = 0;i < loadmodel->numskins;i++)
+ {
+ loadmodel->skinscenes[i].firstframe = i;
+ loadmodel->skinscenes[i].framecount = 1;
+ loadmodel->skinscenes[i].loop = true;
+ loadmodel->skinscenes[i].framerate = 10;
+ }
+
+ // create surfaces
+ for (index = 0, i = 0;index < nummatts;index++)
+ {
+ // since psk models do not have named sections, reuse their shader name as the section name
+ Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + index, skinfiles, matts[index].name, matts[index].name);
+ loadmodel->sortedmodelsurfaces[index] = index;
+ loadmodel->data_surfaces[index].texture = loadmodel->data_textures + index;
+ loadmodel->data_surfaces[index].num_firstvertex = 0;
+ loadmodel->data_surfaces[index].num_vertices = loadmodel->surfmesh.num_vertices;
+ }
+
+ // copy over the vertex locations and texcoords
+ for (index = 0;index < numvtxw;index++)
+ {
+ loadmodel->surfmesh.data_vertex3f[index*3+0] = pnts[vtxw[index].pntsindex].origin[0];
+ loadmodel->surfmesh.data_vertex3f[index*3+1] = pnts[vtxw[index].pntsindex].origin[1];
+ loadmodel->surfmesh.data_vertex3f[index*3+2] = pnts[vtxw[index].pntsindex].origin[2];
+ loadmodel->surfmesh.data_texcoordtexture2f[index*2+0] = vtxw[index].texcoord[0];
+ loadmodel->surfmesh.data_texcoordtexture2f[index*2+1] = vtxw[index].texcoord[1];
+ }
+
+ // loading the faces is complicated because we need to sort them into surfaces by mattindex
+ for (index = 0;index < numfaces;index++)
+ loadmodel->data_surfaces[faces[index].mattindex].num_triangles++;
+ for (index = 0, i = 0;index < nummatts;index++)
+ {
+ loadmodel->data_surfaces[index].num_firsttriangle = i;
+ i += loadmodel->data_surfaces[index].num_triangles;
+ loadmodel->data_surfaces[index].num_triangles = 0;
+ }
+ for (index = 0;index < numfaces;index++)
+ {
+ i = (loadmodel->data_surfaces[faces[index].mattindex].num_firsttriangle + loadmodel->data_surfaces[faces[index].mattindex].num_triangles++)*3;
+ loadmodel->surfmesh.data_element3i[i+0] = faces[index].vtxwindex[0];
+ loadmodel->surfmesh.data_element3i[i+1] = faces[index].vtxwindex[1];
+ loadmodel->surfmesh.data_element3i[i+2] = faces[index].vtxwindex[2];
+ }
+
+ // copy over the bones
+ for (index = 0;index < numbones;index++)
+ {
+ strlcpy(loadmodel->data_bones[index].name, bones[index].name, sizeof(loadmodel->data_bones[index].name));
+ loadmodel->data_bones[index].parent = (index || bones[index].parent > 0) ? bones[index].parent : -1;
+ if (loadmodel->data_bones[index].parent >= index)
+ Host_Error("%s bone[%i].parent >= %i", loadmodel->name, index, index);
+ }
+
+ // sort the psk point weights into the vertex weight tables
+ // (which only accept up to 4 bones per vertex)
+ for (index = 0;index < numvtxw;index++)
+ {
+ int weightindex[4] = { 0, 0, 0, 0 };
+ float weightinfluence[4] = { 0, 0, 0, 0 };
+ int l;
+ for (j = 0;j < numrawweights;j++)
+ {
+ if (rawweights[j].pntsindex == vtxw[index].pntsindex)
+ {
+ int boneindex = rawweights[j].boneindex;
+ float influence = rawweights[j].weight;
+ for (l = 0;l < 4;l++)
+ {
+ if (weightinfluence[l] < influence)
+ {
+ // move lower influence weights out of the way first
+ int l2;
+ for (l2 = 3;l2 > l;l2--)
+ {
+ weightinfluence[l2] = weightinfluence[l2-1];
+ weightindex[l2] = weightindex[l2-1];
+ }
+ // store the new weight
+ weightinfluence[l] = influence;
+ weightindex[l] = boneindex;
+ break;
+ }
+ }
+ }
+ }
+ loadmodel->surfmesh.blends[index] = Mod_Skeletal_CompressBlend(loadmodel, weightindex, weightinfluence);
+ }
+ if (loadmodel->surfmesh.num_blends < loadmodel->surfmesh.num_vertices)
+ loadmodel->surfmesh.data_blendweights = (blendweights_t *)Mem_Realloc(loadmodel->mempool, loadmodel->surfmesh.data_blendweights, loadmodel->surfmesh.num_blends * sizeof(blendweights_t));
+
+ // set up the animscenes based on the anims
+ for (index = 0, i = 0;index < numanims;index++)
+ {
+ for (j = 0;j < anims[index].numframes;j++, i++)
+ {
+ dpsnprintf(loadmodel->animscenes[i].name, sizeof(loadmodel->animscenes[i].name), "%s_%d", anims[index].name, j);
+ loadmodel->animscenes[i].firstframe = i;
+ loadmodel->animscenes[i].framecount = 1;
+ loadmodel->animscenes[i].loop = true;
+ loadmodel->animscenes[i].framerate = anims[index].fps;
+ }
+ }
+
+ // calculate the scaling value for bone origins so they can be compressed to short
+ biggestorigin = 0;
+ for (index = 0;index < numanimkeys;index++)
+ {
+ pskanimkeys_t *k = animkeys + index;
+ biggestorigin = max(biggestorigin, fabs(k->origin[0]));
+ biggestorigin = max(biggestorigin, fabs(k->origin[1]));
+ biggestorigin = max(biggestorigin, fabs(k->origin[2]));
+ }
+ loadmodel->num_posescale = biggestorigin / 32767.0f;
+ loadmodel->num_poseinvscale = 1.0f / loadmodel->num_posescale;
+
+ // load the poses from the animkeys
+ for (index = 0;index < numanimkeys;index++)
+ {
+ pskanimkeys_t *k = animkeys + index;
+ float quat[4];
+ Vector4Copy(k->quat, quat);
+ if (quat[3] > 0)
+ Vector4Negate(quat, quat);
+ Vector4Normalize2(quat, quat);
+ // compress poses to the short[6] format for longterm storage
+ loadmodel->data_poses6s[index*6+0] = k->origin[0] * loadmodel->num_poseinvscale;
+ loadmodel->data_poses6s[index*6+1] = k->origin[1] * loadmodel->num_poseinvscale;
+ loadmodel->data_poses6s[index*6+2] = k->origin[2] * loadmodel->num_poseinvscale;
+ loadmodel->data_poses6s[index*6+3] = quat[0] * 32767.0f;
+ loadmodel->data_poses6s[index*6+4] = quat[1] * 32767.0f;
+ loadmodel->data_poses6s[index*6+5] = quat[2] * 32767.0f;
+ }
+ Mod_FreeSkinFiles(skinfiles);
+ Mem_Free(animfilebuffer);
+ Mod_MakeSortedSurfaces(loadmodel);
+
+ // compute all the mesh information that was not loaded from the file
+ // TODO: honor smoothing groups somehow?
+ if (loadmodel->surfmesh.data_element3s)
+ for (i = 0;i < loadmodel->surfmesh.num_triangles*3;i++)
+ loadmodel->surfmesh.data_element3s[i] = loadmodel->surfmesh.data_element3i[i];
+ Mod_ValidateElements(loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles, 0, loadmodel->surfmesh.num_vertices, __FILE__, __LINE__);
+ Mod_BuildBaseBonePoses();
+ Mod_BuildNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_normal3f, r_smoothnormals_areaweighting.integer != 0);
+ 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, r_smoothnormals_areaweighting.integer != 0);
+ if (loadmodel->surfmesh.data_neighbor3i)
+ Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
+ Mod_Alias_CalculateBoundingBox();
+
+ loadmodel->surfmesh.isanimated = loadmodel->numframes > 1 || loadmodel->animscenes[0].framecount > 1;
+
+ if (!loadmodel->surfmesh.isanimated)
+ {
+ Mod_MakeCollisionBIH(loadmodel, true, &loadmodel->collision_bih);
+ loadmodel->TraceBox = Mod_CollisionBIH_TraceBox;
+ loadmodel->TraceBrush = Mod_CollisionBIH_TraceBrush;
+ loadmodel->TraceLine = Mod_CollisionBIH_TraceLine;
+ loadmodel->TracePoint = Mod_CollisionBIH_TracePoint_Mesh;
+ loadmodel->PointSuperContents = Mod_CollisionBIH_PointSuperContents_Mesh;
+ }
+}
+
+void Mod_INTERQUAKEMODEL_Load(dp_model_t *mod, void *buffer, void *bufferend)
+{
+ unsigned char *data;
+ const char *text;
+ const unsigned char *pbase, *pend;
+ iqmheader_t header;
+ skinfile_t *skinfiles;
+ int i, j, k, meshvertices, meshtriangles;
+ float biggestorigin;
+ const unsigned int *inelements;
+ int *outelements;
+ const int *inneighbors;
+ int *outneighbors;
+ float *outvertex, *outnormal, *outtexcoord, *outsvector, *outtvector;
+ // this pointers into the file data are read only through Little* functions so they can be unaligned memory
+ const float *vnormal = NULL;
+ const float *vposition = NULL;
+ const float *vtangent = NULL;
+ const float *vtexcoord = NULL;
+ const unsigned char *vblendindexes = NULL;
+ const unsigned char *vblendweights = NULL;
+ const unsigned short *framedata = NULL;
+ // temporary memory allocations (because the data in the file may be misaligned)
+ iqmanim_t *anims = NULL;
+ iqmbounds_t *bounds = NULL;
+ iqmjoint1_t *joint1 = NULL;
+ iqmjoint_t *joint = NULL;
+ iqmmesh_t *meshes = NULL;
+ iqmpose1_t *pose1 = NULL;
+ iqmpose_t *pose = NULL;
+ iqmvertexarray_t *vas = NULL;
+
+ pbase = (unsigned char *)buffer;
+ pend = (unsigned char *)bufferend;
+
+ if (pbase + sizeof(iqmheader_t) > pend)
+ Host_Error ("Mod_INTERQUAKEMODEL_Load: %s is not an Inter-Quake Model %d", loadmodel->name, (int)(pend - pbase));
+
+ // copy struct (otherwise it may be misaligned)
+ // LordHavoc: okay it's definitely not misaligned here, but for consistency...
+ memcpy(&header, pbase, sizeof(iqmheader_t));
+
+ if (memcmp(header.id, "INTERQUAKEMODEL", 16))
+ Host_Error ("Mod_INTERQUAKEMODEL_Load: %s is not an Inter-Quake Model", loadmodel->name);
+ if (LittleLong(header.version) != 1 && LittleLong(header.version) != 2)
+ Host_Error ("Mod_INTERQUAKEMODEL_Load: only version 1 and 2 models are currently supported (name = %s)", loadmodel->name);
+
+ loadmodel->modeldatatypestring = "IQM";
+
+ loadmodel->type = mod_alias;
+ loadmodel->synctype = ST_RAND;
+
+ // byteswap header
+ header.version = LittleLong(header.version);
+ header.filesize = LittleLong(header.filesize);
+ header.flags = LittleLong(header.flags);
+ header.num_text = LittleLong(header.num_text);
+ header.ofs_text = LittleLong(header.ofs_text);
+ header.num_meshes = LittleLong(header.num_meshes);
+ header.ofs_meshes = LittleLong(header.ofs_meshes);
+ header.num_vertexarrays = LittleLong(header.num_vertexarrays);
+ header.num_vertexes = LittleLong(header.num_vertexes);
+ header.ofs_vertexarrays = LittleLong(header.ofs_vertexarrays);
+ header.num_triangles = LittleLong(header.num_triangles);
+ header.ofs_triangles = LittleLong(header.ofs_triangles);
+ header.ofs_neighbors = LittleLong(header.ofs_neighbors);
+ header.num_joints = LittleLong(header.num_joints);
+ header.ofs_joints = LittleLong(header.ofs_joints);
+ header.num_poses = LittleLong(header.num_poses);
+ header.ofs_poses = LittleLong(header.ofs_poses);
+ header.num_anims = LittleLong(header.num_anims);
+ header.ofs_anims = LittleLong(header.ofs_anims);
+ header.num_frames = LittleLong(header.num_frames);
+ header.num_framechannels = LittleLong(header.num_framechannels);
+ header.ofs_frames = LittleLong(header.ofs_frames);
+ header.ofs_bounds = LittleLong(header.ofs_bounds);
+ header.num_comment = LittleLong(header.num_comment);
+ header.ofs_comment = LittleLong(header.ofs_comment);
+ header.num_extensions = LittleLong(header.num_extensions);
+ header.ofs_extensions = LittleLong(header.ofs_extensions);
+
+ if (header.num_triangles < 1 || header.num_vertexes < 3 || header.num_vertexarrays < 1 || header.num_meshes < 1)
+ {
+ Con_Printf("%s has no geometry\n", loadmodel->name);
+ return;
+ }
+
+ if (header.version == 1)
+ {
+ if (pbase + header.ofs_joints + header.num_joints*sizeof(iqmjoint1_t) > pend ||
+ pbase + header.ofs_poses + header.num_poses*sizeof(iqmpose1_t) > pend)
+ {
+ Con_Printf("%s has invalid size or offset information\n", loadmodel->name);
+ return;
+ }
+ }
+ else
+ {
+ if (pbase + header.ofs_joints + header.num_joints*sizeof(iqmjoint_t) > pend ||
+ pbase + header.ofs_poses + header.num_poses*sizeof(iqmpose_t) > pend)
+ {
+ Con_Printf("%s has invalid size or offset information\n", loadmodel->name);
+ return;
+ }
+ }
+ if (pbase + header.ofs_text + header.num_text > pend ||
+ pbase + header.ofs_meshes + header.num_meshes*sizeof(iqmmesh_t) > pend ||
+ pbase + header.ofs_vertexarrays + header.num_vertexarrays*sizeof(iqmvertexarray_t) > pend ||
+ pbase + header.ofs_triangles + header.num_triangles*sizeof(int[3]) > pend ||
+ (header.ofs_neighbors && pbase + header.ofs_neighbors + header.num_triangles*sizeof(int[3]) > pend) ||
+ pbase + header.ofs_anims + header.num_anims*sizeof(iqmanim_t) > pend ||
+ pbase + header.ofs_frames + header.num_frames*header.num_framechannels*sizeof(unsigned short) > pend ||
+ (header.ofs_bounds && pbase + header.ofs_bounds + header.num_frames*sizeof(iqmbounds_t) > pend) ||
+ pbase + header.ofs_comment + header.num_comment > pend)
+ {
+ Con_Printf("%s has invalid size or offset information\n", loadmodel->name);
+ return;
+ }
+
+ // copy structs to make them aligned in memory (otherwise we crash on Sparc and PowerPC and others)
+ if (header.num_vertexarrays)
+ vas = (iqmvertexarray_t *)(pbase + header.ofs_vertexarrays);
+ if (header.num_anims)
+ anims = (iqmanim_t *)(pbase + header.ofs_anims);
+ if (header.ofs_bounds)
+ bounds = (iqmbounds_t *)(pbase + header.ofs_bounds);
+ if (header.num_meshes)
+ meshes = (iqmmesh_t *)(pbase + header.ofs_meshes);
+
+ for (i = 0;i < (int)header.num_vertexarrays;i++)
+ {
+ iqmvertexarray_t va;
+ size_t vsize;
+ va.type = LittleLong(vas[i].type);
+ va.flags = LittleLong(vas[i].flags);
+ va.format = LittleLong(vas[i].format);
+ va.size = LittleLong(vas[i].size);
+ va.offset = LittleLong(vas[i].offset);
+ vsize = header.num_vertexes*va.size;
+ switch (va.format)
+ {
+ case IQM_FLOAT: vsize *= sizeof(float); break;
+ case IQM_UBYTE: vsize *= sizeof(unsigned char); break;
+ default: continue;
+ }
+ if (pbase + va.offset + vsize > pend)
+ continue;
+ // no need to copy the vertex data for alignment because LittleLong/LittleShort will be invoked on reading them, and the destination is aligned
+ switch (va.type)
+ {
+ case IQM_POSITION:
+ if (va.format == IQM_FLOAT && va.size == 3)
+ vposition = (const float *)(pbase + va.offset);
+ break;
+ case IQM_TEXCOORD:
+ if (va.format == IQM_FLOAT && va.size == 2)
+ vtexcoord = (const float *)(pbase + va.offset);
+ break;
+ case IQM_NORMAL:
+ if (va.format == IQM_FLOAT && va.size == 3)
+ vnormal = (const float *)(pbase + va.offset);
+ break;
+ case IQM_TANGENT:
+ if (va.format == IQM_FLOAT && va.size == 4)
+ vtangent = (const float *)(pbase + va.offset);
+ break;
+ case IQM_BLENDINDEXES:
+ if (va.format == IQM_UBYTE && va.size == 4)
+ vblendindexes = (const unsigned char *)(pbase + va.offset);
+ break;
+ case IQM_BLENDWEIGHTS:
+ if (va.format == IQM_UBYTE && va.size == 4)
+ vblendweights = (const unsigned char *)(pbase + va.offset);
+ break;
+ }
+ }
+ if (header.num_vertexes > 0 && (!vposition || !vtexcoord || ((header.num_frames > 0 || header.num_anims > 0) && (!vblendindexes || !vblendweights))))
+ {
+ Con_Printf("%s is missing vertex array data\n", loadmodel->name);
+ return;
+ }
+
+ text = header.num_text && header.ofs_text ? (const char *)(pbase + header.ofs_text) : "";
+
+ 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->DrawPrepass = R_Q1BSP_DrawPrepass;
+ loadmodel->CompileShadowMap = R_Q1BSP_CompileShadowMap;
+ loadmodel->DrawShadowMap = R_Q1BSP_DrawShadowMap;
+ loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
+ loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
+ loadmodel->DrawLight = R_Q1BSP_DrawLight;
+ loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
+ loadmodel->TraceLine = Mod_MDLMD2MD3_TraceLine;
+ loadmodel->PointSuperContents = NULL;
+
+ // load external .skin files if present
+ skinfiles = Mod_LoadSkinFiles();
+ if (loadmodel->numskins < 1)
+ loadmodel->numskins = 1;
+
+ loadmodel->numframes = max(header.num_anims, 1);
+ loadmodel->num_bones = header.num_joints;
+ loadmodel->num_poses = max(header.num_frames, 1);
+ loadmodel->nummodelsurfaces = loadmodel->num_surfaces = header.num_meshes;
+ loadmodel->num_textures = loadmodel->num_surfaces * loadmodel->numskins;
+ loadmodel->num_texturesperskin = loadmodel->num_surfaces;
+
+ meshvertices = header.num_vertexes;
+ meshtriangles = header.num_triangles;
+
+ // do most allocations as one merged chunk
+ data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t) + meshtriangles * sizeof(int[3]) + (meshvertices <= 65536 ? meshtriangles * sizeof(unsigned short[3]) : 0) + (r_enableshadowvolumes.integer ? meshtriangles * sizeof(int[3]) : 0) + meshvertices * sizeof(float[14]) + (vblendindexes && vblendweights ? meshvertices * sizeof(unsigned short) : 0) + loadmodel->num_poses * loadmodel->num_bones * sizeof(short[6]) + loadmodel->num_bones * sizeof(float[12]) + loadmodel->numskins * sizeof(animscene_t) + loadmodel->num_bones * sizeof(aliasbone_t) + loadmodel->numframes * sizeof(animscene_t));
+ loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
+ loadmodel->sortedmodelsurfaces = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
+ loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
+ loadmodel->surfmesh.num_vertices = meshvertices;
+ loadmodel->surfmesh.num_triangles = meshtriangles;
+ loadmodel->surfmesh.data_element3i = (int *)data;data += meshtriangles * sizeof(int[3]);
+ if (r_enableshadowvolumes.integer)
+ {
+ loadmodel->surfmesh.data_neighbor3i = (int *)data;data += meshtriangles * sizeof(int[3]);
+ }
+ loadmodel->surfmesh.data_vertex3f = (float *)data;data += meshvertices * sizeof(float[3]);
+ loadmodel->surfmesh.data_svector3f = (float *)data;data += meshvertices * sizeof(float[3]);
+ loadmodel->surfmesh.data_tvector3f = (float *)data;data += meshvertices * sizeof(float[3]);
+ loadmodel->surfmesh.data_normal3f = (float *)data;data += meshvertices * sizeof(float[3]);
+ loadmodel->surfmesh.data_texcoordtexture2f = (float *)data;data += meshvertices * sizeof(float[2]);
+ loadmodel->data_baseboneposeinverse = (float *)data;data += loadmodel->num_bones * sizeof(float[12]);
+ loadmodel->skinscenes = (animscene_t *)data;data += loadmodel->numskins * sizeof(animscene_t);
+ loadmodel->data_bones = (aliasbone_t *)data;data += loadmodel->num_bones * sizeof(aliasbone_t);
+ loadmodel->animscenes = (animscene_t *)data;data += loadmodel->numframes * sizeof(animscene_t);
+ if (vblendindexes && vblendweights)
+ {
+ loadmodel->surfmesh.num_blends = 0;
+ loadmodel->surfmesh.blends = (unsigned short *)data;data += meshvertices * sizeof(unsigned short);
+ }
+ if (meshvertices <= 65536)
+ {
+ loadmodel->surfmesh.data_element3s = (unsigned short *)data;data += meshtriangles * sizeof(unsigned short[3]);
+ }
+ loadmodel->data_poses6s = (short *)data;data += loadmodel->num_poses * loadmodel->num_bones * sizeof(short[6]);
+ if (vblendindexes && vblendweights)
+ loadmodel->surfmesh.data_blendweights = (blendweights_t *)Mem_Alloc(loadmodel->mempool, meshvertices * sizeof(blendweights_t));
+
+ for (i = 0;i < loadmodel->numskins;i++)
+ {
+ loadmodel->skinscenes[i].firstframe = i;
+ loadmodel->skinscenes[i].framecount = 1;
+ loadmodel->skinscenes[i].loop = true;
+ loadmodel->skinscenes[i].framerate = 10;
+ }
+
+ // load the bone info
+ if (header.version == 1)
+ {
+ iqmjoint1_t *injoint1 = (iqmjoint1_t *)(pbase + header.ofs_joints);
+ if (loadmodel->num_bones)
+ joint1 = (iqmjoint1_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_bones * sizeof(iqmjoint1_t));
+ for (i = 0;i < loadmodel->num_bones;i++)
+ {
+ matrix4x4_t relbase, relinvbase, pinvbase, invbase;
+ joint1[i].name = LittleLong(injoint1[i].name);
+ joint1[i].parent = LittleLong(injoint1[i].parent);
+ for (j = 0;j < 3;j++)
+ {
+ joint1[i].origin[j] = LittleFloat(injoint1[i].origin[j]);
+ joint1[i].rotation[j] = LittleFloat(injoint1[i].rotation[j]);
+ joint1[i].scale[j] = LittleFloat(injoint1[i].scale[j]);
+ }
+ strlcpy(loadmodel->data_bones[i].name, &text[joint1[i].name], sizeof(loadmodel->data_bones[i].name));
+ loadmodel->data_bones[i].parent = joint1[i].parent;
+ if (loadmodel->data_bones[i].parent >= i)
+ Host_Error("%s bone[%i].parent >= %i", loadmodel->name, i, i);
+ Matrix4x4_FromDoom3Joint(&relbase, joint1[i].origin[0], joint1[i].origin[1], joint1[i].origin[2], joint1[i].rotation[0], joint1[i].rotation[1], joint1[i].rotation[2]);
+ Matrix4x4_Invert_Simple(&relinvbase, &relbase);
+ if (loadmodel->data_bones[i].parent >= 0)
+ {
+ Matrix4x4_FromArray12FloatD3D(&pinvbase, loadmodel->data_baseboneposeinverse + 12*loadmodel->data_bones[i].parent);
+ Matrix4x4_Concat(&invbase, &relinvbase, &pinvbase);
+ Matrix4x4_ToArray12FloatD3D(&invbase, loadmodel->data_baseboneposeinverse + 12*i);
+ }
+ else Matrix4x4_ToArray12FloatD3D(&relinvbase, loadmodel->data_baseboneposeinverse + 12*i);
+ }
+ }
+ else
+ {
+ iqmjoint_t *injoint = (iqmjoint_t *)(pbase + header.ofs_joints);
+ if (header.num_joints)
+ joint = (iqmjoint_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_bones * sizeof(iqmjoint_t));
+ for (i = 0;i < loadmodel->num_bones;i++)
+ {
+ matrix4x4_t relbase, relinvbase, pinvbase, invbase;
+ joint[i].name = LittleLong(injoint[i].name);
+ joint[i].parent = LittleLong(injoint[i].parent);
+ for (j = 0;j < 3;j++)
+ {
+ joint[i].origin[j] = LittleFloat(injoint[i].origin[j]);
+ joint[i].rotation[j] = LittleFloat(injoint[i].rotation[j]);
+ joint[i].scale[j] = LittleFloat(injoint[i].scale[j]);
+ }
+ joint[i].rotation[3] = LittleFloat(injoint[i].rotation[3]);
+ strlcpy(loadmodel->data_bones[i].name, &text[joint[i].name], sizeof(loadmodel->data_bones[i].name));
+ loadmodel->data_bones[i].parent = joint[i].parent;
+ if (loadmodel->data_bones[i].parent >= i)
+ Host_Error("%s bone[%i].parent >= %i", loadmodel->name, i, i);
+ if (joint[i].rotation[3] > 0)
+ Vector4Negate(joint[i].rotation, joint[i].rotation);
+ Vector4Normalize2(joint[i].rotation, joint[i].rotation);
+ Matrix4x4_FromDoom3Joint(&relbase, joint[i].origin[0], joint[i].origin[1], joint[i].origin[2], joint[i].rotation[0], joint[i].rotation[1], joint[i].rotation[2]);
+ Matrix4x4_Invert_Simple(&relinvbase, &relbase);
+ if (loadmodel->data_bones[i].parent >= 0)
+ {
+ Matrix4x4_FromArray12FloatD3D(&pinvbase, loadmodel->data_baseboneposeinverse + 12*loadmodel->data_bones[i].parent);
+ Matrix4x4_Concat(&invbase, &relinvbase, &pinvbase);
+ Matrix4x4_ToArray12FloatD3D(&invbase, loadmodel->data_baseboneposeinverse + 12*i);
+ }
+ else Matrix4x4_ToArray12FloatD3D(&relinvbase, loadmodel->data_baseboneposeinverse + 12*i);
+ }
+ }
+
+ // set up the animscenes based on the anims
+ for (i = 0;i < (int)header.num_anims;i++)
+ {
+ iqmanim_t anim;
+ anim.name = LittleLong(anims[i].name);
+ anim.first_frame = LittleLong(anims[i].first_frame);
+ anim.num_frames = LittleLong(anims[i].num_frames);
+ anim.framerate = LittleFloat(anims[i].framerate);
+ anim.flags = LittleLong(anims[i].flags);
+ strlcpy(loadmodel->animscenes[i].name, &text[anim.name], sizeof(loadmodel->animscenes[i].name));
+ loadmodel->animscenes[i].firstframe = anim.first_frame;
+ loadmodel->animscenes[i].framecount = anim.num_frames;
+ loadmodel->animscenes[i].loop = ((anim.flags & IQM_LOOP) != 0);
+ loadmodel->animscenes[i].framerate = anim.framerate;
+ }
+ if (header.num_anims <= 0)
+ {
+ strlcpy(loadmodel->animscenes[0].name, "static", sizeof(loadmodel->animscenes[0].name));
+ loadmodel->animscenes[0].firstframe = 0;
+ loadmodel->animscenes[0].framecount = 1;
+ loadmodel->animscenes[0].loop = true;
+ loadmodel->animscenes[0].framerate = 10;
+ }
+
+ biggestorigin = 0;
+ if (header.version == 1)
+ {
+ iqmpose1_t *inpose1 = (iqmpose1_t *)(pbase + header.ofs_poses);
+ if (header.num_poses)
+ pose1 = (iqmpose1_t *)Mem_Alloc(loadmodel->mempool, header.num_poses * sizeof(iqmpose1_t));
+ for (i = 0;i < (int)header.num_poses;i++)
+ {
+ float f;
+ pose1[i].parent = LittleLong(inpose1[i].parent);
+ pose1[i].channelmask = LittleLong(inpose1[i].channelmask);
+ for (j = 0;j < 9;j++)
+ {
+ pose1[i].channeloffset[j] = LittleFloat(inpose1[i].channeloffset[j]);
+ pose1[i].channelscale[j] = LittleFloat(inpose1[i].channelscale[j]);
+ }
+ f = fabs(pose1[i].channeloffset[0]); biggestorigin = max(biggestorigin, f);
+ f = fabs(pose1[i].channeloffset[1]); biggestorigin = max(biggestorigin, f);
+ f = fabs(pose1[i].channeloffset[2]); biggestorigin = max(biggestorigin, f);
+ f = fabs(pose1[i].channeloffset[0] + 0xFFFF*pose1[i].channelscale[0]); biggestorigin = max(biggestorigin, f);
+ f = fabs(pose1[i].channeloffset[1] + 0xFFFF*pose1[i].channelscale[1]); biggestorigin = max(biggestorigin, f);
+ f = fabs(pose1[i].channeloffset[2] + 0xFFFF*pose1[i].channelscale[2]); biggestorigin = max(biggestorigin, f);
+ }
+ if (header.num_frames <= 0)
+ {
+ for (i = 0;i < loadmodel->num_bones;i++)
+ {
+ float f;
+ f = fabs(joint1[i].origin[0]); biggestorigin = max(biggestorigin, f);
+ f = fabs(joint1[i].origin[1]); biggestorigin = max(biggestorigin, f);
+ f = fabs(joint1[i].origin[2]); biggestorigin = max(biggestorigin, f);
+ }
+ }
+ }
+ else
+ {
+ iqmpose_t *inpose = (iqmpose_t *)(pbase + header.ofs_poses);
+ if (header.num_poses)
+ pose = (iqmpose_t *)Mem_Alloc(loadmodel->mempool, header.num_poses * sizeof(iqmpose_t));
+ for (i = 0;i < (int)header.num_poses;i++)
+ {
+ float f;
+ pose[i].parent = LittleLong(inpose[i].parent);
+ pose[i].channelmask = LittleLong(inpose[i].channelmask);
+ for (j = 0;j < 10;j++)
+ {
+ pose[i].channeloffset[j] = LittleFloat(inpose[i].channeloffset[j]);
+ pose[i].channelscale[j] = LittleFloat(inpose[i].channelscale[j]);
+ }
+ f = fabs(pose[i].channeloffset[0]); biggestorigin = max(biggestorigin, f);
+ f = fabs(pose[i].channeloffset[1]); biggestorigin = max(biggestorigin, f);
+ f = fabs(pose[i].channeloffset[2]); biggestorigin = max(biggestorigin, f);
+ f = fabs(pose[i].channeloffset[0] + 0xFFFF*pose[i].channelscale[0]); biggestorigin = max(biggestorigin, f);
+ f = fabs(pose[i].channeloffset[1] + 0xFFFF*pose[i].channelscale[1]); biggestorigin = max(biggestorigin, f);
+ f = fabs(pose[i].channeloffset[2] + 0xFFFF*pose[i].channelscale[2]); biggestorigin = max(biggestorigin, f);
+ }
+ if (header.num_frames <= 0)
+ {
+ for (i = 0;i < loadmodel->num_bones;i++)
+ {
+ float f;
+ f = fabs(joint[i].origin[0]); biggestorigin = max(biggestorigin, f);
+ f = fabs(joint[i].origin[1]); biggestorigin = max(biggestorigin, f);
+ f = fabs(joint[i].origin[2]); biggestorigin = max(biggestorigin, f);
+ }
+ }
+ }
+ loadmodel->num_posescale = biggestorigin / 32767.0f;
+ loadmodel->num_poseinvscale = 1.0f / loadmodel->num_posescale;
+
+ // load the pose data
+ // this unaligned memory access is safe (LittleShort reads as bytes)
+ framedata = (const unsigned short *)(pbase + header.ofs_frames);
+ if (header.version == 1)
+ {
+ for (i = 0, k = 0;i < (int)header.num_frames;i++)
+ {
+ for (j = 0;j < (int)header.num_poses;j++, k++)
+ {
+ loadmodel->data_poses6s[k*6 + 0] = loadmodel->num_poseinvscale * (pose1[j].channeloffset[0] + (pose1[j].channelmask&1 ? (unsigned short)LittleShort(*framedata++) * pose1[j].channelscale[0] : 0));
+ loadmodel->data_poses6s[k*6 + 1] = loadmodel->num_poseinvscale * (pose1[j].channeloffset[1] + (pose1[j].channelmask&2 ? (unsigned short)LittleShort(*framedata++) * pose1[j].channelscale[1] : 0));
+ loadmodel->data_poses6s[k*6 + 2] = loadmodel->num_poseinvscale * (pose1[j].channeloffset[2] + (pose1[j].channelmask&4 ? (unsigned short)LittleShort(*framedata++) * pose1[j].channelscale[2] : 0));
+ loadmodel->data_poses6s[k*6 + 3] = 32767.0f * (pose1[j].channeloffset[3] + (pose1[j].channelmask&8 ? (unsigned short)LittleShort(*framedata++) * pose1[j].channelscale[3] : 0));
+ loadmodel->data_poses6s[k*6 + 4] = 32767.0f * (pose1[j].channeloffset[4] + (pose1[j].channelmask&16 ? (unsigned short)LittleShort(*framedata++) * pose1[j].channelscale[4] : 0));
+ loadmodel->data_poses6s[k*6 + 5] = 32767.0f * (pose1[j].channeloffset[5] + (pose1[j].channelmask&32 ? (unsigned short)LittleShort(*framedata++) * pose1[j].channelscale[5] : 0));
+ // skip scale data for now
+ if(pose1[j].channelmask&64) framedata++;
+ if(pose1[j].channelmask&128) framedata++;
+ if(pose1[j].channelmask&256) framedata++;
+ }
+ }
+ if (header.num_frames <= 0)
+ {
+ for (i = 0;i < loadmodel->num_bones;i++)
+ {
+ loadmodel->data_poses6s[i*6 + 0] = loadmodel->num_poseinvscale * joint1[i].origin[0];
+ loadmodel->data_poses6s[i*6 + 1] = loadmodel->num_poseinvscale * joint1[i].origin[1];
+ loadmodel->data_poses6s[i*6 + 2] = loadmodel->num_poseinvscale * joint1[i].origin[2];
+ loadmodel->data_poses6s[i*6 + 3] = 32767.0f * joint1[i].rotation[0];
+ loadmodel->data_poses6s[i*6 + 4] = 32767.0f * joint1[i].rotation[1];
+ loadmodel->data_poses6s[i*6 + 5] = 32767.0f * joint1[i].rotation[2];
+ }
+ }
+ }
+ else
+ {
+ for (i = 0, k = 0;i < (int)header.num_frames;i++)
+ {
+ for (j = 0;j < (int)header.num_poses;j++, k++)
+ {
+ float rot[4];
+ loadmodel->data_poses6s[k*6 + 0] = loadmodel->num_poseinvscale * (pose[j].channeloffset[0] + (pose[j].channelmask&1 ? (unsigned short)LittleShort(*framedata++) * pose[j].channelscale[0] : 0));
+ loadmodel->data_poses6s[k*6 + 1] = loadmodel->num_poseinvscale * (pose[j].channeloffset[1] + (pose[j].channelmask&2 ? (unsigned short)LittleShort(*framedata++) * pose[j].channelscale[1] : 0));
+ loadmodel->data_poses6s[k*6 + 2] = loadmodel->num_poseinvscale * (pose[j].channeloffset[2] + (pose[j].channelmask&4 ? (unsigned short)LittleShort(*framedata++) * pose[j].channelscale[2] : 0));
+ rot[0] = pose[j].channeloffset[3] + (pose[j].channelmask&8 ? (unsigned short)LittleShort(*framedata++) * pose[j].channelscale[3] : 0);
+ rot[1] = pose[j].channeloffset[4] + (pose[j].channelmask&16 ? (unsigned short)LittleShort(*framedata++) * pose[j].channelscale[4] : 0);
+ rot[2] = pose[j].channeloffset[5] + (pose[j].channelmask&32 ? (unsigned short)LittleShort(*framedata++) * pose[j].channelscale[5] : 0);
+ rot[3] = pose[j].channeloffset[6] + (pose[j].channelmask&64 ? (unsigned short)LittleShort(*framedata++) * pose[j].channelscale[6] : 0);
+ if (rot[3] > 0)
+ Vector4Negate(rot, rot);
+ Vector4Normalize2(rot, rot);
+ loadmodel->data_poses6s[k*6 + 3] = 32767.0f * rot[0];
+ loadmodel->data_poses6s[k*6 + 4] = 32767.0f * rot[1];
+ loadmodel->data_poses6s[k*6 + 5] = 32767.0f * rot[2];
+ // skip scale data for now
+ if(pose[j].channelmask&128) framedata++;
+ if(pose[j].channelmask&256) framedata++;
+ if(pose[j].channelmask&512) framedata++;
+ }
+ }
+ if (header.num_frames <= 0)
+ {
+ for (i = 0;i < loadmodel->num_bones;i++)
+ {
+ loadmodel->data_poses6s[i*6 + 0] = loadmodel->num_poseinvscale * joint[i].origin[0];
+ loadmodel->data_poses6s[i*6 + 1] = loadmodel->num_poseinvscale * joint[i].origin[1];
+ loadmodel->data_poses6s[i*6 + 2] = loadmodel->num_poseinvscale * joint[i].origin[2];
+ loadmodel->data_poses6s[i*6 + 3] = 32767.0f * joint[i].rotation[0];
+ loadmodel->data_poses6s[i*6 + 4] = 32767.0f * joint[i].rotation[1];
+ loadmodel->data_poses6s[i*6 + 5] = 32767.0f * joint[i].rotation[2];
+ }
+ }
+ }
+
+ // load bounding box data
+ if (header.ofs_bounds)
+ {
+ float xyradius = 0, radius = 0;
+ VectorClear(loadmodel->normalmins);
+ VectorClear(loadmodel->normalmaxs);
+ for (i = 0; i < (int)header.num_frames;i++)
+ {
+ iqmbounds_t bound;
+ bound.mins[0] = LittleFloat(bounds[i].mins[0]);
+ bound.mins[1] = LittleFloat(bounds[i].mins[1]);
+ bound.mins[2] = LittleFloat(bounds[i].mins[2]);
+ bound.maxs[0] = LittleFloat(bounds[i].maxs[0]);
+ bound.maxs[1] = LittleFloat(bounds[i].maxs[1]);
+ bound.maxs[2] = LittleFloat(bounds[i].maxs[2]);
+ bound.xyradius = LittleFloat(bounds[i].xyradius);
+ bound.radius = LittleFloat(bounds[i].radius);
+ if (!i)
+ {
+ VectorCopy(bound.mins, loadmodel->normalmins);
+ VectorCopy(bound.maxs, loadmodel->normalmaxs);
+ }
+ else
+ {
+ if (loadmodel->normalmins[0] > bound.mins[0]) loadmodel->normalmins[0] = bound.mins[0];
+ if (loadmodel->normalmins[1] > bound.mins[1]) loadmodel->normalmins[1] = bound.mins[1];
+ if (loadmodel->normalmins[2] > bound.mins[2]) loadmodel->normalmins[2] = bound.mins[2];
+ if (loadmodel->normalmaxs[0] < bound.maxs[0]) loadmodel->normalmaxs[0] = bound.maxs[0];
+ if (loadmodel->normalmaxs[1] < bound.maxs[1]) loadmodel->normalmaxs[1] = bound.maxs[1];
+ if (loadmodel->normalmaxs[2] < bound.maxs[2]) loadmodel->normalmaxs[2] = bound.maxs[2];
+ }
+ if (bound.xyradius > xyradius)
+ xyradius = bound.xyradius;
+ if (bound.radius > radius)
+ radius = bound.radius;
+ }
+ loadmodel->yawmins[0] = loadmodel->yawmins[1] = -xyradius;
+ loadmodel->yawmaxs[0] = loadmodel->yawmaxs[1] = xyradius;
+ loadmodel->yawmins[2] = loadmodel->normalmins[2];
+ loadmodel->yawmaxs[2] = loadmodel->normalmaxs[2];
+ loadmodel->rotatedmins[0] = loadmodel->rotatedmins[1] = loadmodel->rotatedmins[2] = -radius;
+ loadmodel->rotatedmaxs[0] = loadmodel->rotatedmaxs[1] = loadmodel->rotatedmaxs[2] = radius;
+ loadmodel->radius = radius;
+ loadmodel->radius2 = radius * radius;
+ }
+
+ // load triangle data
+ // this unaligned memory access is safe (LittleLong reads as bytes)
+ inelements = (const unsigned int *)(pbase + header.ofs_triangles);
+ outelements = loadmodel->surfmesh.data_element3i;
+ for (i = 0;i < (int)header.num_triangles;i++)
+ {
+ outelements[0] = LittleLong(inelements[0]);
+ outelements[1] = LittleLong(inelements[1]);
+ outelements[2] = LittleLong(inelements[2]);
+ outelements += 3;
+ inelements += 3;
+ }
+ Mod_ValidateElements(loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles, 0, header.num_vertexes, __FILE__, __LINE__);
+
+ if (header.ofs_neighbors && loadmodel->surfmesh.data_neighbor3i)
+ {
+ // this unaligned memory access is safe (LittleLong reads as bytes)
+ inneighbors = (const int *)(pbase + header.ofs_neighbors);
+ outneighbors = loadmodel->surfmesh.data_neighbor3i;
+ for (i = 0;i < (int)header.num_triangles;i++)
+ {
+ outneighbors[0] = LittleLong(inneighbors[0]);
+ outneighbors[1] = LittleLong(inneighbors[1]);
+ outneighbors[2] = LittleLong(inneighbors[2]);
+ outneighbors += 3;
+ inneighbors += 3;
+ }
+ }
+
+ // load vertex data
+ // this unaligned memory access is safe (LittleFloat reads as bytes)
+ outvertex = loadmodel->surfmesh.data_vertex3f;
+ for (i = 0;i < (int)header.num_vertexes;i++)
+ {
+ outvertex[0] = LittleFloat(vposition[0]);
+ outvertex[1] = LittleFloat(vposition[1]);
+ outvertex[2] = LittleFloat(vposition[2]);
+ vposition += 3;
+ outvertex += 3;
+ }
+
+ outtexcoord = loadmodel->surfmesh.data_texcoordtexture2f;
+ // this unaligned memory access is safe (LittleFloat reads as bytes)
+ for (i = 0;i < (int)header.num_vertexes;i++)
+ {
+ outtexcoord[0] = LittleFloat(vtexcoord[0]);
+ outtexcoord[1] = LittleFloat(vtexcoord[1]);
+ vtexcoord += 2;
+ outtexcoord += 2;
+ }
+
+ // this unaligned memory access is safe (LittleFloat reads as bytes)
+ if(vnormal)
+ {
+ outnormal = loadmodel->surfmesh.data_normal3f;
+ for (i = 0;i < (int)header.num_vertexes;i++)
+ {
+ outnormal[0] = LittleFloat(vnormal[0]);
+ outnormal[1] = LittleFloat(vnormal[1]);
+ outnormal[2] = LittleFloat(vnormal[2]);
+ vnormal += 3;
+ outnormal += 3;
+ }
+ }
+
+ // this unaligned memory access is safe (LittleFloat reads as bytes)
+ if(vnormal && vtangent)
+ {
+ outnormal = loadmodel->surfmesh.data_normal3f;
+ outsvector = loadmodel->surfmesh.data_svector3f;
+ outtvector = loadmodel->surfmesh.data_tvector3f;
+ for (i = 0;i < (int)header.num_vertexes;i++)
+ {
+ outsvector[0] = LittleFloat(vtangent[0]);
+ outsvector[1] = LittleFloat(vtangent[1]);
+ outsvector[2] = LittleFloat(vtangent[2]);
+ if(LittleFloat(vtangent[3]) < 0)
+ CrossProduct(outsvector, outnormal, outtvector);
+ else
+ CrossProduct(outnormal, outsvector, outtvector);
+ vtangent += 4;
+ outnormal += 3;
+ outsvector += 3;
+ outtvector += 3;
+ }
+ }
+
+ // this unaligned memory access is safe (all bytes)
+ if (vblendindexes && vblendweights)
+ {
+ for (i = 0; i < (int)header.num_vertexes;i++)
+ {
+ blendweights_t weights;
+ memcpy(weights.index, vblendindexes + i*4, 4);
+ memcpy(weights.influence, vblendweights + i*4, 4);
+ loadmodel->surfmesh.blends[i] = Mod_Skeletal_AddBlend(loadmodel, &weights);
+ }
+ }
+
+ // load meshes
+ for (i = 0;i < (int)header.num_meshes;i++)
+ {
+ iqmmesh_t mesh;
+ msurface_t *surface;
+
+ mesh.name = LittleLong(meshes[i].name);
+ mesh.material = LittleLong(meshes[i].material);
+ mesh.first_vertex = LittleLong(meshes[i].first_vertex);
+ mesh.num_vertexes = LittleLong(meshes[i].num_vertexes);
+ mesh.first_triangle = LittleLong(meshes[i].first_triangle);
+ mesh.num_triangles = LittleLong(meshes[i].num_triangles);
+
+ loadmodel->sortedmodelsurfaces[i] = i;
+ surface = loadmodel->data_surfaces + i;
+ surface->texture = loadmodel->data_textures + i;
+ surface->num_firsttriangle = mesh.first_triangle;
+ surface->num_triangles = mesh.num_triangles;
+ surface->num_firstvertex = mesh.first_vertex;
+ surface->num_vertices = mesh.num_vertexes;
+
+ Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, &text[mesh.name], &text[mesh.material]);
+ }
+
+ Mod_FreeSkinFiles(skinfiles);
+ Mod_MakeSortedSurfaces(loadmodel);
+
+ // compute all the mesh information that was not loaded from the file
+ if (loadmodel->surfmesh.data_element3s)
+ for (i = 0;i < loadmodel->surfmesh.num_triangles*3;i++)
+ loadmodel->surfmesh.data_element3s[i] = loadmodel->surfmesh.data_element3i[i];
+ if (!vnormal)
+ Mod_BuildNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_normal3f, r_smoothnormals_areaweighting.integer != 0);
+ if (!vnormal || !vtangent)
+ 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, r_smoothnormals_areaweighting.integer != 0);
+ if (!header.ofs_neighbors && loadmodel->surfmesh.data_neighbor3i)
+ Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
+ if (!header.ofs_bounds)
+ Mod_Alias_CalculateBoundingBox();
+
+ loadmodel->surfmesh.isanimated = loadmodel->numframes > 1 || loadmodel->animscenes[0].framecount > 1;
+
+ if (!loadmodel->surfmesh.isanimated)
+ {
+ Mod_MakeCollisionBIH(loadmodel, true, &loadmodel->collision_bih);
+ loadmodel->TraceBox = Mod_CollisionBIH_TraceBox;
+ loadmodel->TraceBrush = Mod_CollisionBIH_TraceBrush;
+ loadmodel->TraceLine = Mod_CollisionBIH_TraceLine;
+ loadmodel->TracePoint = Mod_CollisionBIH_TracePoint_Mesh;
+ loadmodel->PointSuperContents = Mod_CollisionBIH_PointSuperContents_Mesh;
+ }
+
+ if (joint ) Mem_Free(joint );joint = NULL;
+ if (joint1 ) Mem_Free(joint1 );joint1 = NULL;
+ if (pose ) Mem_Free(pose );pose = NULL;
+ if (pose1 ) Mem_Free(pose1 );pose1 = NULL;
+}