// list of all 26 parameters:
// ptype - any of the pt_ enum values (pt_static, pt_blood, etc), see ptype_t near the top of this file
// porientation - PARTICLE_ enum values (PARTICLE_BILLBOARD, PARTICLE_SPARK, etc)
// list of all 26 parameters:
// ptype - any of the pt_ enum values (pt_static, pt_blood, etc), see ptype_t near the top of this file
// porientation - PARTICLE_ enum values (PARTICLE_BILLBOARD, PARTICLE_SPARK, etc)