summaryrefslogtreecommitdiffhomepage
path: root/ftnoir_protocol_fsuipc/ftnoir_protocol_fsuipc.cpp
blob: a91c75c09e95babea1cb3d0e29993639958dfb1b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
/********************************************************************************
* FaceTrackNoIR		This program is a private project of the some enthusiastic	*
*					gamers from Holland, who don't like to pay much for			*
*					head-tracking.												*
*																				*
* Copyright (C) 2010-2011	Wim Vriend (Developing)								*
*							Ron Hendriks (Researching and Testing)				*
*																				*
* Homepage																		*
*																				*
* This program is free software; you can redistribute it and/or modify it		*
* under the terms of the GNU General Public License as published by the			*
* Free Software Foundation; either version 3 of the License, or (at your		*
* option) any later version.													*
*																				*
* This program is distributed in the hope that it will be useful, but			*
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY	*
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for	*
* more details.																	*
*																				*
* You should have received a copy of the GNU General Public License along		*
* with this program; if not, see <http://www.gnu.org/licenses/>.				*
*																				*
* FSUIPCServer		FSUIPCServer is the Class, that communicates headpose-data	*
*					to games, using the FSUIPC.dll.			         			*
********************************************************************************/
#include "ftnoir_protocol_fsuipc.h"
#include "facetracknoir/plugin-support.h"

/** constructor **/
FTNoIR_Protocol::FTNoIR_Protocol()
{
	prevPosX = 0.0f;
	prevPosY = 0.0f;
	prevPosZ = 0.0f;
	prevRotX = 0.0f;
	prevRotY = 0.0f;
	prevRotZ = 0.0f;
}

FTNoIR_Protocol::~FTNoIR_Protocol()
{
	FSUIPCLib.unload();
}

//
// Scale the measured value to the Joystick values
//
int FTNoIR_Protocol::scale2AnalogLimits( float x, float min_x, float max_x ) {
double y;
double local_x;
	
	local_x = x;
	if (local_x > max_x) {
		local_x = max_x;
	}
	if (local_x < min_x) {
		local_x = min_x;
	}
	y = ( 16383 * local_x ) / max_x;

	return (int) y;
}

void FTNoIR_Protocol::sendHeadposeToGame(const double *headpose ) {
    DWORD result;
    TFSState pitch;
    TFSState yaw;
    TFSState roll;
    WORD FSZoom;

    float virtPosX;
    float virtPosY;
    float virtPosZ;

    float virtRotX;
    float virtRotY;
    float virtRotZ;

//	qDebug() << "FSUIPCServer::run() says: started!";

    virtRotX = -headpose[Pitch];				// degrees
    virtRotY = headpose[Yaw];
    virtRotZ = headpose[Roll];

	virtPosX = 0.0f;											// cm, X and Y are not working for FS2002/2004!
	virtPosY = 0.0f;
    virtPosZ = headpose[TZ];

	//
	// Init. the FSUIPC offsets (derived from Free-track...)
	//
	pitch.Control = 66503;
	yaw.Control = 66504;
	roll.Control = 66505;

	//
	// Only do this when the data has changed. This way, the HAT-switch can be used when tracking is OFF.
	//
	if ((prevPosX != virtPosX) || (prevPosY != virtPosY) || (prevPosZ != virtPosZ) ||
		(prevRotX != virtRotX) || (prevRotY != virtRotY) || (prevRotZ != virtRotZ)) {
		//
		// Open the connection
		//
		FSUIPC_Open(SIM_ANY, &result);

		//
		// Check the FS-version
		//
		if  (((result == FSUIPC_ERR_OK) || (result == FSUIPC_ERR_OPEN)) && 
			 ((FSUIPC_FS_Version == SIM_FS2K2) || (FSUIPC_FS_Version == SIM_FS2K4))) {
//			qDebug() << "FSUIPCServer::run() says: FSUIPC opened succesfully";
			//
			// Write the 4! DOF-data to FS. Only rotations and zoom are possible.
			//
			pitch.Value = scale2AnalogLimits(virtRotX, -180, 180);
			FSUIPC_Write(0x3110, 8, &pitch, &result);

			yaw.Value = scale2AnalogLimits(virtRotY, -180, 180);
			FSUIPC_Write(0x3110, 8, &yaw, &result);

			roll.Value = scale2AnalogLimits(virtRotZ, -180, 180);
			FSUIPC_Write(0x3110, 8, &roll, &result);

			FSZoom = (WORD) (64/50) * virtPosZ + 64;
			FSUIPC_Write(0x832E, 2, &FSZoom, &result);

			//
			// Write the data, in one go!
			//
			FSUIPC_Process(&result);
			if (result == FSUIPC_ERR_SENDMSG) {
				FSUIPC_Close();							//timeout (1 second) so assume FS closed
			}
		}
	}

	prevPosX = virtPosX;
	prevPosY = virtPosY;
	prevPosZ = virtPosZ;
	prevRotX = virtRotX;
	prevRotY = virtRotY;
	prevRotZ = virtRotZ;
}

bool FTNoIR_Protocol::checkServerInstallationOK()
{   
	qDebug() << "checkServerInstallationOK says: Starting Function";

	//
	// Load the DLL.
	//
    FSUIPCLib.setFileName( s.LocationOfDLL );
    if (FSUIPCLib.load() != true) {
        qDebug() << "checkServerInstallationOK says: Error loading FSUIPC DLL";
        return false;
    }
    else {
        qDebug() << "checkServerInstallationOK says: FSUIPC DLL loaded.";
    }

	return true;
}

extern "C" FTNOIR_PROTOCOL_BASE_EXPORT FTNoIR_Protocol* CALLING_CONVENTION GetConstructor(void)
{
    return new FTNoIR_Protocol;
}