SDK_util.cpp

#pragma warning (disable: 4996)
#include <extdll.h>
#include <enginecallback.h>		// ALERT()
#include <osdep.h>				// win32 vsnprintf, etc

//=========================================================
// UTIL_LogPrintf - Prints a logged message to console.
// Preceded by LOG: ( timestamp ) < message >
//=========================================================
void UTIL_LogPrintf(char *fmt, ...)
{
	va_list			argptr;
	static char		string[1024];

	va_start(argptr, fmt);
	vsnprintf(string, sizeof(string), fmt, argptr);
	va_end(argptr);

	// Print to server console
	ALERT( at_logged, "%s", string );
}

unsigned short FixedUnsigned16(float value, float scale)
{
	int output = (int)(value * scale);

	if (output < 0)
		output = 0;
	else if (output > 0xFFFF)
		output = 0xFFFF;

	return (unsigned short)output;
}

short FixedSigned16(float value, float scale)
{
	int output = (int)(value * scale);

	if (output > 32767)
		output = 32767;
	else if (output < -32768)
		output = -32768;

	return (short)output;
}

void UTIL_HudMessage(edict_t *pEntity, const hudtextparms_t &textparms, char *pMessage)
{
	if (pEntity)
		MESSAGE_BEGIN(MSG_ONE_UNRELIABLE, SVC_TEMPENTITY, NULL, pEntity);
	else
		MESSAGE_BEGIN(MSG_BROADCAST, SVC_TEMPENTITY);

	WRITE_BYTE(TE_TEXTMESSAGE);
	WRITE_BYTE(textparms.channel & 0xFF);
	WRITE_SHORT(FixedSigned16(textparms.x, (1<<13)));
	WRITE_SHORT(FixedSigned16(textparms.y, (1<<13)));
	WRITE_BYTE(textparms.effect);
	WRITE_BYTE(textparms.r1);
	WRITE_BYTE(textparms.g1);
	WRITE_BYTE(textparms.b1);
	WRITE_BYTE(0);
	WRITE_BYTE(255);
	WRITE_BYTE(255);
	WRITE_BYTE(250);
	WRITE_BYTE(0);
	WRITE_SHORT(FixedUnsigned16(textparms.fadeinTime, (1<<8)));
	WRITE_SHORT(FixedUnsigned16(textparms.fadeoutTime, (1<<8)));
	WRITE_SHORT(FixedUnsigned16(textparms.holdTime, (1<<8)));

	if (textparms.effect == 2)
		WRITE_SHORT(FixedUnsigned16(textparms.fxTime, (1<<8)));

	WRITE_STRING(pMessage);
	MESSAGE_END();
}