hlsdk-xash3d/cl_dll/demo.cpp

102 lines
2.3 KiB
C++

/***
*
* Copyright (c) 1996-2002, Valve LLC. All rights reserved.
*
* This product contains software technology licensed from Id
* Software, Inc. ("Id Technology"). Id Technology (c) 1996 Id Software, Inc.
* All Rights Reserved.
*
* Use, distribution, and modification of this source code and/or resulting
* object code is restricted to non-commercial enhancements to products from
* Valve LLC. All other use, distribution, or modification is prohibited
* without written permission from Valve LLC.
*
****/
#include "hud.h"
#include "cl_util.h"
#include "demo.h"
#include "demo_api.h"
int g_demosniper = 0;
int g_demosniperdamage = 0;
float g_demosniperorg[3];
float g_demosniperangles[3];
float g_demozoom;
// FIXME: There should be buffer helper functions to avoid all of the *(int *)& crap.
extern "C"
{
void DLLEXPORT Demo_ReadBuffer( int size, unsigned char *buffer );
}
/*
=====================
Demo_WriteBuffer
Write some data to the demo stream
=====================
*/
void Demo_WriteBuffer( int type, int size, unsigned char *buffer )
{
int pos = 0;
unsigned char buf[32 * 1024];
*(int *)&buf[pos] = type;
pos += sizeof(int);
memcpy( &buf[pos], buffer, size );
// Write full buffer out
gEngfuncs.pDemoAPI->WriteBuffer( size + sizeof(int), buf );
}
/*
=====================
Demo_ReadBuffer
Engine wants us to parse some data from the demo stream
=====================
*/
void DLLEXPORT Demo_ReadBuffer( int size, unsigned char *buffer )
{
int type;
int i = 0;
type = *(int *)buffer;
i += sizeof(int);
switch( type )
{
case TYPE_SNIPERDOT:
g_demosniper = *(int *)&buffer[i];
i += sizeof(int);
if( g_demosniper )
{
g_demosniperdamage = *(int *)&buffer[i];
i += sizeof(int);
g_demosniperangles[0] = *(float *)&buffer[i];
i += sizeof(float);
g_demosniperangles[1] = *(float *)&buffer[i];
i += sizeof(float);
g_demosniperangles[2] = *(float *)&buffer[i];
i += sizeof(float);
g_demosniperorg[0] = *(float *)&buffer[i];
i += sizeof(float);
g_demosniperorg[1] = *(float *)&buffer[i];
i += sizeof(float);
g_demosniperorg[2] = *(float *)&buffer[i];
// i += sizeof(float);
}
break;
case TYPE_ZOOM:
g_demozoom = *(float *)&buffer[i];
// i += sizeof(float);
break;
default:
gEngfuncs.Con_DPrintf( "Unknown demo buffer type, skipping.\n" );
break;
}
}