- mesh = surface->groupmesh;
- Mod_Alias_GetMesh_Vertex3f(model, frameblend, mesh, varray_vertex3f);
- if (linetrace)
- Collision_TraceLineTriangleMeshFloat(trace, boxstartmins, boxendmins, mesh->num_triangles, mesh->data_element3i, varray_vertex3f, SUPERCONTENTS_SOLID, segmentmins, segmentmaxs);
- else
+ // box trace, performed as brush trace
+ colbrushf_t *thisbrush_start, *thisbrush_end;
+ vec3_t boxstartmins, boxstartmaxs, boxendmins, boxendmaxs;
+ segmentmins[0] = min(start[0], end[0]) + boxmins[0] - 1;
+ segmentmins[1] = min(start[1], end[1]) + boxmins[1] - 1;
+ segmentmins[2] = min(start[2], end[2]) + boxmins[2] - 1;
+ segmentmaxs[0] = max(start[0], end[0]) + boxmaxs[0] + 1;
+ segmentmaxs[1] = max(start[1], end[1]) + boxmaxs[1] + 1;
+ segmentmaxs[2] = max(start[2], end[2]) + boxmaxs[2] + 1;
+ VectorAdd(start, boxmins, boxstartmins);
+ VectorAdd(start, boxmaxs, boxstartmaxs);
+ VectorAdd(end, boxmins, boxendmins);
+ VectorAdd(end, boxmaxs, boxendmaxs);
+ thisbrush_start = Collision_BrushForBox(&identitymatrix, boxstartmins, boxstartmaxs);
+ thisbrush_end = Collision_BrushForBox(&identitymatrix, boxendmins, boxendmaxs);
+ for (i = 0, surface = model->data_surfaces;i < model->num_surfaces;i++, surface++)
+ {
+ mesh = surface->groupmesh;
+ Mod_Alias_GetMesh_Vertex3f(model, frameblend, mesh, varray_vertex3f);