+ 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;
+ }
+
+ loadmodel->surfmesh.isanimated = loadmodel->num_bones > 1 || loadmodel->numframes > 1 || (loadmodel->animscenes && loadmodel->animscenes[0].framecount > 1);
+ if(mod_alias_force_animated.string[0])
+ loadmodel->surfmesh.isanimated = mod_alias_force_animated.integer != 0;
+
+ 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++)
+ {
+ float qx, qy, qz, qw;
+ loadmodel->data_poses7s[k*7 + 0] = loadmodel->num_poseinvscale * (pose1[j].channeloffset[0] + (pose1[j].channelmask&1 ? (unsigned short)LittleShort(*framedata++) * pose1[j].channelscale[0] : 0));
+ loadmodel->data_poses7s[k*7 + 1] = loadmodel->num_poseinvscale * (pose1[j].channeloffset[1] + (pose1[j].channelmask&2 ? (unsigned short)LittleShort(*framedata++) * pose1[j].channelscale[1] : 0));
+ loadmodel->data_poses7s[k*7 + 2] = loadmodel->num_poseinvscale * (pose1[j].channeloffset[2] + (pose1[j].channelmask&4 ? (unsigned short)LittleShort(*framedata++) * pose1[j].channelscale[2] : 0));
+ qx = pose1[j].channeloffset[3] + (pose1[j].channelmask&8 ? (unsigned short)LittleShort(*framedata++) * pose1[j].channelscale[3] : 0);
+ qy = pose1[j].channeloffset[4] + (pose1[j].channelmask&16 ? (unsigned short)LittleShort(*framedata++) * pose1[j].channelscale[4] : 0);
+ qz = pose1[j].channeloffset[5] + (pose1[j].channelmask&32 ? (unsigned short)LittleShort(*framedata++) * pose1[j].channelscale[5] : 0);
+ qw = 1.0f - (qx*qx + qy*qy + qz*qz);
+ qw = qw > 0.0f ? -sqrt(qw) : 0.0f;
+ loadmodel->data_poses7s[k*7 + 3] = 32767.0f * qx;
+ loadmodel->data_poses7s[k*7 + 4] = 32767.0f * qy;
+ loadmodel->data_poses7s[k*7 + 5] = 32767.0f * qz;
+ loadmodel->data_poses7s[k*7 + 6] = 32767.0f * qw;
+ // 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++)
+ {
+ float qx, qy, qz, qw;
+ loadmodel->data_poses7s[i*7 + 0] = loadmodel->num_poseinvscale * joint1[i].origin[0];
+ loadmodel->data_poses7s[i*7 + 1] = loadmodel->num_poseinvscale * joint1[i].origin[1];
+ loadmodel->data_poses7s[i*7 + 2] = loadmodel->num_poseinvscale * joint1[i].origin[2];
+ qx = joint1[i].rotation[0];
+ qy = joint1[i].rotation[1];
+ qz = joint1[i].rotation[2];
+ qw = 1.0f - (qx*qx + qy*qy + qz*qz);
+ qw = qw > 0.0f ? -sqrt(qw) : 0.0f;
+ loadmodel->data_poses7s[i*7 + 3] = 32767.0f * qx;
+ loadmodel->data_poses7s[i*7 + 4] = 32767.0f * qy;
+ loadmodel->data_poses7s[i*7 + 5] = 32767.0f * qz;
+ loadmodel->data_poses7s[i*7 + 6] = 32767.0f * qw;
+ }
+ }
+ }
+ 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_poses7s[k*7 + 0] = loadmodel->num_poseinvscale * (pose[j].channeloffset[0] + (pose[j].channelmask&1 ? (unsigned short)LittleShort(*framedata++) * pose[j].channelscale[0] : 0));
+ loadmodel->data_poses7s[k*7 + 1] = loadmodel->num_poseinvscale * (pose[j].channeloffset[1] + (pose[j].channelmask&2 ? (unsigned short)LittleShort(*framedata++) * pose[j].channelscale[1] : 0));
+ loadmodel->data_poses7s[k*7 + 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_poses7s[k*7 + 3] = 32767.0f * rot[0];
+ loadmodel->data_poses7s[k*7 + 4] = 32767.0f * rot[1];
+ loadmodel->data_poses7s[k*7 + 5] = 32767.0f * rot[2];
+ loadmodel->data_poses7s[k*7 + 6] = 32767.0f * rot[3];
+ // 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_poses7s[i*7 + 0] = loadmodel->num_poseinvscale * joint[i].origin[0];
+ loadmodel->data_poses7s[i*7 + 1] = loadmodel->num_poseinvscale * joint[i].origin[1];
+ loadmodel->data_poses7s[i*7 + 2] = loadmodel->num_poseinvscale * joint[i].origin[2];
+ loadmodel->data_poses7s[i*7 + 3] = 32767.0f * joint[i].rotation[0];
+ loadmodel->data_poses7s[i*7 + 4] = 32767.0f * joint[i].rotation[1];
+ loadmodel->data_poses7s[i*7 + 5] = 32767.0f * joint[i].rotation[2];
+ loadmodel->data_poses7s[i*7 + 6] = 32767.0f * joint[i].rotation[3];
+ }
+ }
+ }
+
+ // 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)