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// Copyright 2008-2023 The Mumble Developers. All rights reserved.
// Use of this source code is governed by a BSD-style license
// that can be found in the LICENSE file at the root of the
// Mumble source tree or at <https://www.mumble.info/LICENSE>.
#define MUMBLE_ALLOW_DEPRECATED_LEGACY_PLUGIN_API
#include "mumble_legacy_plugin.h"
#include "mumble_positional_audio_main.h"
using namespace std;
static int fetch(float *avatar_pos, float *avatar_front, float *avatar_top, float *camera_pos, float *camera_front,
float *camera_top, std::string &context, std::wstring &) {
float viewHor, viewVer;
char state;
char ccontext[128];
for (int i = 0; i < 3; i++)
avatar_pos[i] = avatar_front[i] = avatar_top[i] = camera_pos[i] = camera_front[i] = camera_top[i] = 0.0f;
bool ok;
/*
This plugin uses the following Variables:
Address Type Description
===================================
0x0072AFD0 float Z-Coordinate
0x0072AFE0 float X-Coordinate
0x0072AFF0 float Y-Coordinate
0x0072AF3C float Horizontal view (degrees)
0x0072AF38 float Vertical view (degrees)
0x0074E380 byte Magical state value
*/
ok = peekProc(0x0074E380, &state, 1); // Magical state value
if (!ok)
return false;
/*
state value is:
0 while not in game
4 while playing
8 while spectating
This value is used for disabling pa for spectators
or people not on a server.
*/
if (state != 4)
return true; // This results in all vectors beeing zero which tells mumble to ignore them.
ok = peekProc(0x0072AFD0, avatar_pos + 2, 4) && // Z
peekProc(0x0072AFE0, avatar_pos, 4) && // X
peekProc(0x0072AFF0, avatar_pos + 1, 4) && // Y
peekProc(0x0072AF3C, &viewHor, 4) && // Hor
peekProc(0x0072AF38, &viewVer, 4) && // Ver
peekProc(0x00956D88, ccontext, 128);
if (!ok)
return false;
/*
Get context string; in this plugin this will be an
ip:port (char 256 bytes) string
*/
ccontext[127] = 0;
context = std::string(ccontext);
if (context.find(':') == string::npos)
context.append(":28960");
// Scale Coordinates
/*
Z-Value is increasing when heading north
decreasing when heading south
X-Value is increasing when heading west
decreasing when heading east
Y-Value is increasing when going up
decreasing when going down
40 units = 1 meter (not confirmed)
*/
for (int i = 0; i < 3; i++)
avatar_pos[i] /= 40.0f; // Scale to meters
avatar_pos[0] *= (-1.0f); // Convert right to left handed
avatar_top[2] = -1; // Head movement is in front vector
// Calculate view unit vector
/*
Vertical view 0° when centered
85° when looking down
275° when looking up
Decreasing when looking up.
Horizontal is 0° when facing North
90° when facing West
180° when facing South
270° when facing East
Increasing when turning left.
*/
viewVer *= static_cast< float >(M_PI / 180.0f);
viewHor *= static_cast< float >(M_PI / 180.0f);
avatar_front[0] = -sin(viewHor) * cos(viewVer);
avatar_front[1] = -sin(viewVer);
avatar_front[2] = cos(viewHor) * cos(viewVer);
for (int i = 0; i < 3; i++) {
camera_pos[i] = avatar_pos[i];
camera_front[i] = avatar_front[i];
camera_top[i] = avatar_top[i];
}
return true;
}
static int trylock(const std::multimap< std::wstring, unsigned long long int > &pids) {
if (!initialize(pids, L"iw3mp.exe"))
return false;
float apos[3], afront[3], atop[3], cpos[3], cfront[3], ctop[3];
std::string context;
std::wstring identity;
if (fetch(apos, afront, atop, cpos, cfront, ctop, context, identity)) {
return true;
} else {
generic_unlock();
return false;
}
}
static const std::wstring longdesc() {
return std::wstring(L"Supports Call of Duty 4 v1.7.568 only. No identity support yet.");
}
static std::wstring description(L"Call of Duty 4 v1.7.568");
static std::wstring shortname(L"Call of Duty 4");
static int trylock1() {
return trylock(std::multimap< std::wstring, unsigned long long int >());
}
static MumblePlugin cod4plug = { MUMBLE_PLUGIN_MAGIC, description, shortname, nullptr, nullptr, trylock1,
generic_unlock, longdesc, fetch };
static MumblePlugin2 cod4plug2 = { MUMBLE_PLUGIN_MAGIC_2, MUMBLE_PLUGIN_VERSION, trylock };
extern "C" MUMBLE_PLUGIN_EXPORT MumblePlugin *getMumblePlugin() {
return &cod4plug;
}
extern "C" MUMBLE_PLUGIN_EXPORT MumblePlugin2 *getMumblePlugin2() {
return &cod4plug2;
}
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