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Overview
Comment:Reserve two more of the HIT/HITBY bits for future
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SHA1: c0bb41bad286138fab2b33741572436b9ecc50af
User & Date: user on 2021-02-27 00:49:12
Other Links: manifest | tags
Context
2021-03-02
23:07
Fix another mistake in saving levels check-in: 5a0f5f4cb4 user: user tags: trunk
2021-02-27
00:49
Reserve two more of the HIT/HITBY bits for future check-in: c0bb41bad2 user: user tags: trunk
2021-02-26
23:31
Add documentation about arrays. check-in: b5b8006733 user: user tags: trunk
Changes
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Modified class.doc from [f254d4e148] to [20b90f2037].

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  be set, and bit7 must be clear.

bit27 *
  Allows hitting to the right regardless of Shape, Volume, etc. In order
  to actually move when sliding to the right, both bit25 and bit27 must
  be set, and bit7 must be clear.

bit28
  Available for your own use.
bit28 *
  Reserved for future.

bit29
  Available for your own use.
bit29 *
  Reserved for future.

bit30
  Available for your own use.

bit31
  Available for your own use.
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Modified exec.c from [51942ec4c2] to [17ab5f4c5c].

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      while(objE!=VOIDLINK) {
        if(o->oflags&(OF_DESTROYED|OF_VISUALONLY)) break;
        oE=objects[objE];
        if(oE->height>0) {
          hit&=0xFC287000;
          v=send_message(objE,obj,MSG_HIT,NVALUE(oE->x),NVALUE(oE->y),NVALUE(hit));
          if(v.t) Throw("Type mismatch in HIT/HITBY");
          hit|=v.u&(classes[o->class]->cflags&CF_COMPATIBLE?0xF0098F7F:-1);
          hit|=v.u&(classes[o->class]->cflags&CF_COMPATIBLE?0xC0098F7F:-1);
          if(hit&8) goto fail;
          if(!(hit&0x11)) {
            v=send_message(obj,objE,MSG_HITBY,NVALUE(o->x),NVALUE(o->y),NVALUE(hit));
            if(v.t) Throw("Type mismatch in HIT/HITBY");
            hit|=v.u&(classes[oE->class]->cflags&CF_COMPATIBLE?0xF0098F7F:-1);
            hit|=v.u&(classes[oE->class]->cflags&CF_COMPATIBLE?0xC0098F7F:-1);
            if(hit&8) goto fail;
          }
        }
        objE=obj_below(objE);
      }
      if((hit&0x200000) && !(hit&0x402008)) {
        if(hit&0x20000) goto success;
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      if(o->oflags&(OF_DESTROYED|OF_VISUALONLY)) break;
      oE=objects[objE];
      if(oE->height>0) {
        hit&=~7;
        // HIT/HITBY messages
        v=send_message(objE,obj,MSG_HIT,NVALUE(oE->x),NVALUE(oE->y),NVALUE(hit));
        if(v.t) Throw("Type mismatch in HIT/HITBY");
        hit|=v.u&(classes[o->class]->cflags&CF_COMPATIBLE?0xF0098F7F:-1);
        hit|=v.u&(classes[o->class]->cflags&CF_COMPATIBLE?0xC0098F7F:-1);
        if(hit&8) goto fail;
        if(!(hit&0x11)) {
          v=send_message(obj,objE,MSG_HITBY,NVALUE(o->x),NVALUE(o->y),NVALUE(hit));
          if(v.t) Throw("Type mismatch in HIT/HITBY");
          hit|=v.u&(classes[oE->class]->cflags&CF_COMPATIBLE?0xF0098F7F:-1);
          hit|=v.u&(classes[oE->class]->cflags&CF_COMPATIBLE?0xC0098F7F:-1);
        }
        if(hit&0x108) goto fail;
        // Hardness/sharpness
        if(!(hit&0x22)) {
          if(o->sharp[dir>>1]>oE->hard[(dir^4)>>1] && !v_bool(destroy(obj,objE,2))) hit|=0x8004;
          if(oE->sharp[(dir^4)>>1]>o->hard[dir>>1] && !v_bool(destroy(objE,obj,1))) hit|=0x4C;
        }
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        if(o->oflags&(OF_DESTROYED|OF_VISUALONLY)) break;
        oE=objects[objE];
        if(oE->height>0) {
          hit&=~7;
          // HIT/HITBY messages
          v=send_message(objE,obj,MSG_HIT,NVALUE(oE->x),NVALUE(oE->y),NVALUE(hit));
          if(v.t) Throw("Type mismatch in HIT/HITBY");
          hit|=v.u&(classes[o->class]->cflags&CF_COMPATIBLE?0xF0098F7F:-1);
          hit|=v.u&(classes[o->class]->cflags&CF_COMPATIBLE?0xC0098F7F:-1);
          if(hit&8) goto otherside;
          if(!(hit&0x11)) {
            v=send_message(obj,objE,MSG_HITBY,NVALUE(o->x),NVALUE(o->y),NVALUE(hit));
            if(v.t) Throw("Type mismatch in HIT/HITBY");
            hit|=v.u&(classes[oE->class]->cflags&CF_COMPATIBLE?0xF0098F7F:-1);
            hit|=v.u&(classes[oE->class]->cflags&CF_COMPATIBLE?0xC0098F7F:-1);
          }
          if(hit&0x108) goto otherside;
          // Hardness/sharpness
          if(!(hit&0x22)) {
            if(o->sharp[dir>>1]>oE->hard[(dir^4)>>1] && !v_bool(destroy(obj,objE,2))) hit|=0x8004;
            if(oE->sharp[(dir^4)>>1]>o->hard[dir>>1] && !v_bool(destroy(objE,obj,1))) hit|=0x4C;
          }
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        if(o->oflags&(OF_DESTROYED|OF_VISUALONLY)) break;
        oE=objects[objE];
        if(oE->height>0) {
          hit&=~7;
          // HIT/HITBY messages
          v=send_message(objE,obj,MSG_HIT,NVALUE(oE->x),NVALUE(oE->y),NVALUE(hit));
          if(v.t) Throw("Type mismatch in HIT/HITBY");
          hit|=v.u&(classes[o->class]->cflags&CF_COMPATIBLE?0xF0098F7F:-1);
          hit|=v.u&(classes[o->class]->cflags&CF_COMPATIBLE?0xC0098F7F:-1);
          if(hit&8) goto fail;
          if(!(hit&0x11)) {
            v=send_message(obj,objE,MSG_HITBY,NVALUE(o->x),NVALUE(o->y),NVALUE(hit));
            if(v.t) Throw("Type mismatch in HIT/HITBY");
            hit|=v.u&(classes[oE->class]->cflags&CF_COMPATIBLE?0xF0098F7F:-1);
            hit|=v.u&(classes[oE->class]->cflags&CF_COMPATIBLE?0xC0098F7F:-1);
          }
          if(hit&0x108) goto fail;
          // Hardness/sharpness
          if(!(hit&0x22)) {
            if(o->sharp[dir>>1]>oE->hard[(dir^4)>>1] && !v_bool(destroy(obj,objE,2))) hit|=0x8004;
            if(oE->sharp[(dir^4)>>1]>o->hard[dir>>1] && !v_bool(destroy(objE,obj,1))) hit|=0x4C;
          }
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