__cdecl void SV_WriteSnapshotToClient(client_t* client, msg_t* msg){
snapshotInfo_t snapInfo;
int lastframe;
int from_num_entities;
int newindex, oldindex, newnum, oldnum;
clientState_ts *newcs, *oldcs;
entityState_t *newent, *oldent;
clientSnapshot_t *frame, *oldframe;
int i;
int snapFlags;
int var_x, from_first_entity, from_num_clients, from_first_client;
snapInfo.clnum = client - svsHeader.clients;
snapInfo.cl = (void*)client;
snapInfo.var_01 = 0;
snapInfo.var_02 = 0;
snapInfo.var_03 = 0;
frame = &client->frames[client->netchan.outgoingSequence & PACKET_MASK];
frame->var_03 = svsHeader.time;
if(client->deltaMessage <= 0 || client->state != CS_ACTIVE) {
oldframe = NULL;
lastframe = 0;
var_x = 0;
} else if(client->netchan.outgoingSequence - client->deltaMessage >= PACKET_BACKUP - 3) {
Com_DPrintf("%s: Delta request from out of date packet.\n", client->name);
oldframe = NULL;
lastframe = 0;
var_x = 0;
} else if(client->demoDeltaFrameCount <= 0 && client->demorecording){
oldframe = NULL;
lastframe = 0;
var_x = 0;
client->demowaiting = qfalse;
Com_DPrintf("Force a nondelta frame for %s for demo recording\n", client->name);
if(client->demoMaxDeltaFrames < 1024)
{
client->demoMaxDeltaFrames <<= 1;
}
client->demoDeltaFrameCount = client->demoMaxDeltaFrames;
} else {
oldframe = &client->frames[client->deltaMessage & PACKET_MASK];
lastframe = client->netchan.outgoingSequence - client->deltaMessage;
var_x = oldframe->var_03;
client->demoDeltaFrameCount--;
if(oldframe->first_entity < svsHeader.nextSnapshotEntities - svsHeader.numSnapshotEntities) {
Com_PrintWarning("%s: Delta request from out of date entities - delta against entity %i, oldest is %i, current is %i. Their old snapshot had %i entities in it\n",
client->name, oldframe->first_entity, svs.nextSnapshotEntities - svs.numSnapshotEntities, svs.nextSnapshotEntities, oldframe->num_entities );
oldframe = NULL;
lastframe = 0;
var_x = 0;
} else if(oldframe->first_client < svsHeader.nextSnapshotClients - svsHeader.numSnapshotClients) {
Com_PrintWarning("%s: Delta request from out of date clients - delta against client %i, oldest is %i, current is %i. Their old snapshot had %i clients in it\n",
client->name, oldframe->first_client, svs.nextSnapshotClients - svs.numSnapshotClients, svs.nextSnapshotClients, oldframe->num_clients);
oldframe = NULL;
lastframe = 0;
var_x = 0;
}
}
MSG_WriteByte(msg, svc_snapshot);
MSG_WriteLong(msg, svsHeader.time);
MSG_WriteByte(msg, lastframe);
snapInfo.var_01 = var_x;
snapFlags = svsHeader.snapFlagServerBit;
if(client->rateDelayed){
snapFlags |= 1;
}
if(client->state == CS_ACTIVE) {
client->unksnapshotvar = 1;
} else {
if(client->state != CS_ZOMBIE){
client->unksnapshotvar = 0;
}
}
if(!client->unksnapshotvar){
snapFlags |= 2;
}
MSG_WriteByte(msg, snapFlags);
if(oldframe) {
MSG_WriteDeltaPlayerstate( &snapInfo, msg, svsHeader.time, &oldframe->ps, &frame->ps);
from_num_entities = oldframe->num_entities;
from_first_entity = oldframe->first_entity;
from_num_clients = oldframe->num_clients;
from_first_client = oldframe->first_client;
} else {
MSG_WriteDeltaPlayerstate( &snapInfo, msg, svsHeader.time, 0, &frame->ps);
from_num_entities = 0;
from_first_entity = 0;
from_num_clients = 0;
from_first_client = 0;
}
MSG_ClearLastReferencedEntity(msg);
newindex = 0;
oldindex = 0;
// Com_Printf("\nDelta client: %i:\n", snapInfo.clnum);
while ( newindex < frame->num_entities || oldindex < from_num_entities){
if ( newindex >= frame->num_entities ) {
newnum = 9999;
newent = NULL;
} else {
newent = &svsHeader.snapshotEntities[( frame->first_entity + newindex ) % svsHeader.numSnapshotEntities];
newnum = newent->number;
}
if ( oldindex >= from_num_entities ) {
oldnum = 9999;
oldent = NULL;
} else {
oldent = &svsHeader.snapshotEntities[( from_first_entity + oldindex ) % svsHeader.numSnapshotEntities];
oldnum = oldent->number;
}
if ( newnum == oldnum ) {
// delta update from old position
// because the force parm is qfalse, this will not result
// in any bytes being emited if the entity has not changed at all
// if(newent->number < 64 || oldent->number < 64)
// Com_Printf(" Delta Update Entity - New delta: %i, %x Old delta: %i, %x\n", newent->number, newent, oldent->number, oldent);
MSG_WriteDeltaEntity( &snapInfo, msg, svsHeader.time, oldent, newent, qfalse );
oldindex++;
newindex++;
continue;
}
if ( newnum < oldnum ) {
// this is a new entity, send it from the baseline
snapInfo.var_02 = 1;
// if(newent->number < 64)
// Com_Printf(" Delta Add Entity: %i, %x\n", newent->number, newent);
MSG_WriteDeltaEntity( &snapInfo, msg, svsHeader.time, &svsHeader.svEntities[newnum].baseline, newent, qtrue );
snapInfo.var_02 = 0;
newindex++;
continue;
}
if ( newnum > oldnum ) {
// the old entity isn't present in the new message
// if(oldent->number < 64)
// Com_Printf(" Delta Remove Entity: %i, %x\n", oldent->number, oldent);
MSG_WriteDeltaEntity( &snapInfo, msg, svsHeader.time, oldent, NULL, qtrue );
oldindex++;
continue;
}
}
MSG_WriteEntityIndex(&snapInfo, msg, ( MAX_GENTITIES - 1 ), GENTITYNUM_BITS);
MSG_ClearLastReferencedEntity(msg);
newindex = 0;
oldindex = 0;
while(newindex < frame->num_clients || oldindex < from_num_clients){
if(newindex >= frame->num_clients){
newnum = 9999;
newcs = NULL;
}else{
newcs = &svsHeader.snapshotClients[(frame->first_client + newindex) % svsHeader.numSnapshotClients];
newnum = newcs->number;
}
if(oldindex >= from_num_clients){
oldnum = 9999;
oldcs = NULL;
}else{
oldcs = &svsHeader.snapshotClients[(from_first_client + oldindex) % svsHeader.numSnapshotClients];
oldnum = oldcs->number;
}
if ( newnum == oldnum ) {
// delta update from old position
// because the force parm is qfalse, this will not result
// in any bytes being emited if the entity has not changed at all
MSG_WriteDeltaClient( &snapInfo, msg, svsHeader.time, oldcs, newcs, qfalse );
oldindex++;
newindex++;
continue;
}
if ( newnum < oldnum ) {
MSG_WriteDeltaClient( &snapInfo, msg, svsHeader.time, NULL, newcs, qtrue );
newindex++;
continue;
}
if ( newnum > oldnum ) {
MSG_WriteDeltaClient( &snapInfo, msg, svsHeader.time, oldcs, NULL, qtrue );
oldindex++;
continue;
}
}
MSG_WriteBit0(msg);
if(sv_padPackets->integer){
for( i=0 ; i < sv_padPackets->integer ; i++){
MSG_WriteByte( msg, 0); //svc_nop
}
}
}
void MSG_WriteDeltaEntity(snapshotInfo_t* snap, msg_t* msg, int time, entityState_t* from, entityState_t* to, int arg_6){
if(!to){
MSG_WriteEntityIndex(snap, msg, from->number, 0x0a);
MSG_WriteBit1(msg);
return;
}
if( to->number < 64 && !g_friendlyPlayerCanBlock->boolean && OnSameTeam( &g_entities[to->number], &g_entities[snap->clnum]))
to->solid = 1;
__asm__ __volatile__(
" push %edi\n"
" push %esi\n"
" push %ebx\n"
" sub $0x5c,%esp\n"
" mov 0x18(%ebp),%eax\n"
" mov 0x4(%eax),%edx\n"
" mov $0x11,%eax\n"
" cmp $0x11,%edx\n"
" cmovle %edx,%eax\n"
" shl $0x3,%eax\n"
" mov 0x82293c0(%eax),%edx\n"
" mov %edx,-0x40(%ebp)\n"
" mov 0x82293c4(%eax),%eax\n"
" mov %eax,-0x38(%ebp)\n"
" mov 0xc(%ebp),%eax\n"
" mov %eax,(%esp)\n"
" mov $0x81305fe, %eax\n"
" call *%eax\n"
" mov -0x38(%ebp),%eax\n"
" test %eax,%eax\n"
" jle MSG_WriteDeltaEntity_loc2\n"
" mov -0x40(%ebp),%edi\n"
" movl $0x0,-0x34(%ebp)\n"
" movl $0x0,-0x3c(%ebp)\n"
"MSG_WriteDeltaEntity_loc6:\n"
" mov 0x4(%edi),%eax\n"
" mov 0x8(%edi),%edx\n"
" mov 0x14(%ebp),%ecx\n"
" add %eax,%ecx\n"
" mov 0x18(%ebp),%esi\n"
" add %eax,%esi\n"
" mov (%ecx),%eax\n"
" mov %eax,-0x48(%ebp)\n"
" mov (%esi),%ebx\n"
" cmp %ebx,%eax\n"
" je MSG_WriteDeltaEntity_loc3\n"
" add $0x64,%edx\n"
" test %edx,%edx\n"
" je MSG_WriteDeltaEntity_case_0_13\n"
" cmp $0xd,%edx\n"
" je MSG_WriteDeltaEntity_case_0_13\n"
" cmp $0x5,%edx\n"
" je MSG_WriteDeltaEntity_case_5\n"
" cmp $0x8,%edx\n"
" je MSG_WriteDeltaEntity_case_8to10\n"
" cmp $0x9,%edx\n"
" je MSG_WriteDeltaEntity_case_8to10\n"
" cmp $0xa,%edx\n"
" je MSG_WriteDeltaEntity_case_8to10\n"
" jmp MSG_WriteDeltaEntity_case_default\n"
"MSG_WriteDeltaEntity_loc9:\n"
" movl $0xa,0xc(%esp)\n"
" mov 0x18(%ebp),%edx\n"
" mov (%edx),%eax\n"
" mov %eax,0x8(%esp)\n"
" mov 0xc(%ebp),%eax\n"
" mov %eax,0x4(%esp)\n"
" mov 0x8(%ebp),%edx\n"
" mov %edx,(%esp)\n"
" mov $0x813de54, %eax\n"
" call *%eax\n"
" mov 0xc(%ebp),%eax\n"
" mov %eax,(%esp)\n"
" mov $0x81306a4, %eax\n"
" call *%eax\n"
" mov 0xc(%ebp),%edx\n"
" mov %edx,(%esp)\n"
" mov $0x81306a4, %eax\n"
" call *%eax\n"
"MSG_WriteDeltaEntity_loc11:\n"
" mov 0xc(%ebp),%eax\n"
" mov %eax,(%esp)\n"
" mov $0x81305fe, %eax\n"
" call *%eax\n"
" jmp MSG_WriteDeltaEntity_term\n"
"MSG_WriteDeltaEntity_case_default:\n"
" addl $0x1,-0x34(%ebp)\n"
" mov -0x34(%ebp),%edx\n"
" mov %edx,-0x3c(%ebp)\n"
" mov %edx,%eax\n"
" cmp %eax,-0x38(%ebp)\n"
" jle MSG_WriteDeltaEntity_loc5\n"
"MSG_WriteDeltaEntity_loc7:\n"
" add $0x10,%edi\n"
" jmp MSG_WriteDeltaEntity_loc6\n"
"MSG_WriteDeltaEntity_case_5:\n"
" mov $0x51eb851f,%esi\n"
" mov -0x48(%ebp),%eax\n"
" imul %esi\n"
" mov %edx,%ecx\n"
" sar $0x5,%ecx\n"
" mov -0x48(%ebp),%eax\n"
" sar $0x1f,%eax\n"
" sub %eax,%ecx\n"
" mov %ebx,%eax\n"
" imul %esi\n"
" sar $0x5,%edx\n"
" mov %ebx,%eax\n"
" sar $0x1f,%eax\n"
" sub %eax,%edx\n"
" xor %eax,%eax\n"
" cmp %edx,%ecx\n"
" sete %al\n"
"MSG_WriteDeltaEntity_loc10:\n"
" test %eax,%eax\n"
" je MSG_WriteDeltaEntity_case_default\n"
"MSG_WriteDeltaEntity_loc3:\n"
" addl $0x1,-0x34(%ebp)\n"
" mov -0x34(%ebp),%eax\n"
" cmp %eax,-0x38(%ebp)\n"
" jg MSG_WriteDeltaEntity_loc7\n"
"MSG_WriteDeltaEntity_loc5:\n"
" mov -0x3c(%ebp),%eax\n"
" test %eax,%eax\n"
" jne MSG_WriteDeltaEntity_loc8\n"
"MSG_WriteDeltaEntity_loc2:\n"
" mov 0x1c(%ebp),%eax\n"
" test %eax,%eax\n"
" jne MSG_WriteDeltaEntity_loc9\n"
" jmp MSG_WriteDeltaEntity_term\n"
"MSG_WriteDeltaEntity_case_8to10:\n"
" flds 0x8209e08\n"
" flds (%ecx)\n"
" fadd %st(1),%st\n"
" fnstcw -0x14(%ebp)\n"
" movzwl -0x14(%ebp),%eax\n"
" and $0xf3,%ah\n"
" or $0x4,%ah\n"
" mov %ax,-0x12(%ebp)\n"
" fldcw -0x12(%ebp)\n"
" frndint \n"
" fxch %st(1)\n"
" fldcw -0x14(%ebp)\n"
" fadds (%esi)\n"
" fnstcw -0x12(%ebp)\n"
" movzwl -0x12(%ebp),%eax\n"
" and $0xf3,%ah\n"
" or $0x4,%ah\n"
" mov %ax,-0x14(%ebp)\n"
" fldcw -0x14(%ebp)\n"
" frndint \n"
" fxch %st(1)\n"
" fldcw -0x12(%ebp)\n"
" fstpl -0x28(%ebp)\n"
" fldl -0x28(%ebp)\n"
" fnstcw -0x2a(%ebp)\n"
" movzwl -0x2a(%ebp),%eax\n"
" mov $0xc,%ah\n"
" mov %ax,-0x2c(%ebp)\n"
" fldcw -0x2c(%ebp)\n"
" fistpl -0x30(%ebp)\n"
" fldcw -0x2a(%ebp)\n"
" mov -0x30(%ebp),%edx\n"
" fstpl -0x28(%ebp)\n"
" fldl -0x28(%ebp)\n"
" fldcw -0x2c(%ebp)\n"
" fistpl -0x30(%ebp)\n"
" fldcw -0x2a(%ebp)\n"
" mov -0x30(%ebp),%eax\n"
" cmp %eax,%edx\n"
" sete %al\n"
" movzbl %al,%eax\n"
" jmp MSG_WriteDeltaEntity_loc10\n"
"MSG_WriteDeltaEntity_case_0_13:\n"
" flds 0x8224f7c\n"
" flds (%ecx)\n"
" fmul %st(1),%st\n"
" flds 0x8209e08\n"
" fadd %st,%st(1)\n"
" fxch %st(1)\n"
" fstps -0x44(%ebp)\n"
" fxch %st(1)\n"
" movss -0x44(%ebp),%xmm0\n"
" cvttss2si %xmm0,%edx\n"
" fmuls (%esi)\n"
" faddp %st,%st(1)\n"
" fstps -0x44(%ebp)\n"
" movss -0x44(%ebp),%xmm0\n"
" cvttss2si %xmm0,%eax\n"
" cmp %dx,%ax\n"
" sete %al\n"
" movzbl %al,%eax\n"
" jmp MSG_WriteDeltaEntity_loc10\n"
"MSG_WriteDeltaEntity_loc8:\n"
" movl $0xa,0xc(%esp)\n"
" mov 0x18(%ebp),%edx\n"
" mov (%edx),%eax\n"
" mov %eax,0x8(%esp)\n"
" mov 0xc(%ebp),%eax\n"
" mov %eax,0x4(%esp)\n"
" mov 0x8(%ebp),%edx\n"
" mov %edx,(%esp)\n"
" mov $0x813de54, %eax\n"
" call *%eax\n"
" mov 0xc(%ebp),%eax\n"
" mov %eax,(%esp)\n"
" mov $0x81306a4, %eax\n"
" call *%eax\n"
" mov 0xc(%ebp),%edx\n"
" mov %edx,(%esp)\n"
" mov $0x81306dc, %eax\n"
" call *%eax\n"
" mov -0x38(%ebp),%eax\n"
" mov %eax,(%esp)\n"
" mov $0x8130500, %eax\n"
" call *%eax\n"
" mov %eax,0x8(%esp)\n"
" mov -0x3c(%ebp),%edx\n"
" mov %edx,0x4(%esp)\n"
" mov 0xc(%ebp),%eax\n"
" mov %eax,(%esp)\n"
" mov $0x813061c, %eax\n"
" call *%eax\n"
" mov -0x3c(%ebp),%eax\n"
" test %eax,%eax\n"
" jle MSG_WriteDeltaEntity_loc11\n"
" xor %ebx,%ebx\n"
"MSG_WriteDeltaEntity_loc12:\n"
" movl $0x0,0x10(%esp)\n"
" mov %ebx,0xc(%esp)\n"
" mov -0x40(%ebp),%edx\n"
" mov %edx,0x8(%esp)\n"
" mov 0x18(%ebp),%eax\n"
" mov %eax,0x4(%esp)\n"
" mov 0x14(%ebp),%edx\n"
" mov %edx,(%esp)\n"
" mov 0x10(%ebp),%ecx\n"
" mov 0xc(%ebp),%edx\n"
" mov 0x8(%ebp),%eax\n"
" mov $0x813e22a, %esi\n"
" call *%esi\n"
" add $0x1,%ebx\n"
" addl $0x10,-0x40(%ebp)\n"
" cmp %ebx,-0x3c(%ebp)\n"
" jne MSG_WriteDeltaEntity_loc12\n"
" jmp MSG_WriteDeltaEntity_loc11\n"
"MSG_WriteDeltaEntity_term:\n"
" add $0x5c,%esp\n"
" pop %ebx\n"
" pop %esi\n"
" pop %edi\n");
}