gta w2s

bool WorldToScreen ( D3DXVECTOR3* in, D3DXVECTOR3* out )
{
	D3DXMATRIX matrix;

	if ( !mta->ReadMemory ( 0xB6FA2C, &matrix, sizeof(D3DXMATRIX) ) )
		return false;

	D3DXVECTOR2 screen;

	if ( !mta->ReadMemory ( 0xC17044, &screen, sizeof(D3DXVECTOR2) ) )
		return false;

	out->x = (in->z * matrix._31) + (in->y * matrix._21) + (in->x * matrix._11) + matrix._41;
	out->y = (in->z * matrix._32) + (in->y * matrix._22) + (in->x * matrix._12) + matrix._42;
	out->z = (in->z * matrix._33) + (in->y * matrix._23) + (in->x * matrix._13) + matrix._43;

	float temp = 1.0f / out->z;

	out->x *= temp * screen.x;
	out->y *= temp * screen.y;

	return true;
}