mumble/plugins/cod2/cod2.cpp

136 lines
3.7 KiB
C++

// Copyright 2005-2016 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>.
#include "../mumble_plugin_win32_32bit.h"
static int fetch(float *avatar_pos, float *avatar_front, float *avatar_top, float *camera_pos, float *camera_front, float *camera_top, std::string &, std::wstring &) {
float viewHor, viewVer;
char state;
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
===================================
0x01516608 float Z-Coordinate (=0 out-of-game)
0x0151660C float X-Coordinate (=0 out-of-game)
0x01516610 float Y-Coordinate (=0 out-of-game)
0x0151A114 float Horizontal view (degrees) (=0 out-of-game)
0x0151A110 float Vertical view (degrees) (=0 out-of-game)
0x0096B688 byte Magic value (0=ingame/out-of-game, 4=spectator)
*/
ok = peekProc(0x0096B688, &state, 1);
if (! ok)
return false;
if (state == 4)
return true; // If this magic value is 4 we are spectating, so switch of PA
ok = peekProc(0x01516608, avatar_pos+2, 4) && //Z
peekProc(0x0151660C, avatar_pos, 4) && //X
peekProc(0x01516610, avatar_pos+1, 4) && //Y
peekProc(0x0151A114, &viewHor, 4) && //Hor
peekProc(0x0151A110, &viewVer, 4); //Ver
if (! ok)
return false;
// 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);
return true;
}
static int trylock(const std::multimap<std::wstring, unsigned long long int> &pids) {
if (! initialize(pids, L"CoD2MP_s.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 2 v1.3. No context or identity support yet.");
}
static std::wstring description(L"Call of Duty 2 v1.3");
static std::wstring shortname(L"Call of Duty 2");
static int trylock1() {
return trylock(std::multimap<std::wstring, unsigned long long int>());
}
static MumblePlugin cod2plug = {
MUMBLE_PLUGIN_MAGIC,
description,
shortname,
NULL,
NULL,
trylock1,
generic_unlock,
longdesc,
fetch
};
static MumblePlugin2 cod2plug2 = {
MUMBLE_PLUGIN_MAGIC_2,
MUMBLE_PLUGIN_VERSION,
trylock
};
extern "C" MUMBLE_PLUGIN_EXPORT MumblePlugin *getMumblePlugin() {
return &cod2plug;
}
extern "C" MUMBLE_PLUGIN_EXPORT MumblePlugin2 *getMumblePlugin2() {
return &cod2plug2;
}