/*
004CF5A0  /$  A1 E43C5101   mov     eax, [1513CE4]
004CF5A5  |.  F6C4 03       test    ah, 3
004CF5A8  |.  0F84 CF000000 je      004CF67D
004CF5AE  |.  56            push    esi
004CF5AF  |.  8B35 D8415101 mov     esi, [15141D8]
004CF5B5  |.  69F6 24020000 imul    esi, esi, 224
004CF5BB  |.  81C6 802A5E01 add     esi, 015E2A80
004CF5C1  |.  8B86 20020000 mov     eax, [esi+220]
004CF5C7  |.  8B96 F0000000 mov     edx, [esi+F0]
004CF5CD  |.  8D04C0        lea     eax, [eax+eax*8]
004CF5D0  |.  C1E0 07       shl     eax, 7
004CF5D3  |.  03C2          add     eax, edx
004CF5D5  |.  66:8B0445 80B>mov     ax, [eax*2+C5BC80]
004CF5DD  |.  66:85C0       test    ax, ax
004CF5E0  |.  0F84 96000000 je      004CF67C
004CF5E6  |.  0FBFC8        movsx   ecx, ax
004CF5E9  |.  6BC9 64       imul    ecx, ecx, 64
004CF5EC  |.  81C1 009CC200 add     ecx, 00C29C00
004CF5F2  |.  0F84 84000000 je      004CF67C
004CF5F8  |.  0FB705 BA3994>movzx   eax, word ptr [19439BA]
004CF5FF  |.  68 08665101   push    01516608    ;origin
004CF604  |.  56            push    esi         ;cent
004CF605  |.  E8 66D8FFFF   call    004CCE70   <------------------------------------

004CF60A  |.  83C4 08       add     esp, 8
004CF60D  |.  85C0          test    eax, eax
004CF60F  |.  75 0F         jnz     short 004CF620
004CF611  |.  68 E45A5B00   push    005B5AE4                         ;  ASCII 15,"Turret has no bone: t"


*/

// ----------------------------------------------------------------------

VOID trap_GetOriginForTag( centity_t *cent, DWORD dwTagHandle, vec3_t origin ) 
{
	__asm 
	{
		mov esi, [cent]
		
		MOV EAX,DWORD PTR DS:[ESI+0x220]
		MOV EDX,DWORD PTR DS:[ESI+0xF0]
		LEA EAX,DWORD PTR DS:[EAX+EAX*8]
		SHL EAX,7
		ADD EAX,EDX
		MOV AX,WORD PTR DS:[EAX*2 + 0xC5BC80]
		MOVSX ECX,AX
		IMUL ECX,ECX,0x64
		ADD ECX, 0x00C29C00

		MOVZX EAX,WORD PTR DS:[dwTagHandle]
		push origin
		push cent
		mov edx, [Client.orig_CG_GetHeadOrigin]
		call edx

		pop eax
		pop eax
	}
}

// ----------------------------------------------------------------------

#define MAX_TAGS 20

BOOL CG_GetEntityOriginForTag( int iEntity, int iTagNum, vec3_t &origin )
{
	
	if ( iTagNum < 0 || iTagNum >= MAX_TAGS )
		return FALSE;

	DWORD * Handle = (DWORD*)(Client.dwTagHandleStartOffset + sizeof(WORD) * iTagNum); 
	trap_GetOriginForTag( &Client.pce[iEntity], *Handle, origin );

	return TRUE;
}

// ----------------------------------------------------------------------

void CG_DrawTagsForEntity( int iEntity ) 
{
	static vec3_t origin;
	static FLOAT x, y;
	static vec4_t color = { 1.0f, 1.0f, 1.0f, 1.0f };

	for ( int i = 0; i < MAX_TAGS; i++ )
	{
		CG_GetEntityOriginForTag( iEntity, i, origin ); 
		if ( !CG_WorldCoordToScreenCoord( origin, &x, &y ) ) 
			continue;

		CG_DrawStringCentered( x, y, 0.7f, color, Client.ftNormal, "." );
	}
}