mumble/plugins/l4d/l4d.cpp

132 lines
3.3 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"
procptr32_t posptr, rotptr;
static bool calcout(float *pos, float *rot, float *opos, float *front, float *top) {
float h = rot[0];
float v = rot[1];
if ((v < -180.0f) || (v > 180.0f) || (h < -180.0f) || (h > 180.0f))
return false;
h *= static_cast<float>(M_PI / 180.0f);
v *= static_cast<float>(M_PI / 180.0f);
// Seems L4D is in inches. INCHES?!?
opos[0] = pos[0] / 39.37f;
opos[1] = pos[2] / 39.37f;
opos[2] = pos[1] / 39.37f;
front[0] = cos(v) * cos(h);
front[1] = -sin(h);
front[2] = sin(v) * cos(h);
h -= static_cast<float>(M_PI / 2.0f);
top[0] = cos(v) * cos(h);
top[1] = -sin(h);
top[2] = sin(v) * cos(h);
/*
printf("Poll\n");
printf("%f %f %f : %f %f\n",pos[0],pos[1],pos[2], rot[0], rot[1]);
printf("%f %f %f :: %.2f %.2f %.2f :: %.2f %.2f %.2f\n", opos[0], opos[1], opos[2], front[0], front[1], front[2], top[0], top[1], top[2]);
*/
return true;
}
static int trylock(const std::multimap<std::wstring, unsigned long long int> &pids) {
posptr = rotptr = NULL;
if (! initialize(pids, L"left4dead.exe", L"client.dll"))
return false;
posptr = pModule + 0x596E30;
rotptr = pModule + 0x596E3C;
float pos[3];
float rot[3];
bool ok = peekProc(posptr, pos, 12) &&
peekProc(rotptr, rot, 12);
if (ok) {
float opos[3], top[3], front[3];
return calcout(pos, rot, opos, top, front);
}
generic_unlock();
return false;
}
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 &identity) {
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;
float ipos[3], rot[3];
bool ok;
ok = peekProc(posptr, ipos, 12) &&
peekProc(rotptr, rot, 12);
if (ok) {
int res = calcout(ipos, rot, avatar_pos, avatar_front, avatar_top);
if (res) {
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];
// Example only -- only set these when you have sane values, and make sure they're pretty constant (every change causes a sever message).
context = std::string("server/map/blah");
identity = std::wstring(L"STEAM_1:2:3456789");
}
return res;
}
}
return false;
}
static const std::wstring longdesc() {
return std::wstring(L"Supports L4D version 4440 only. Supports no fancy stuff.");
}
static std::wstring description(L"Left 4 Dead (Build 4440)");
static std::wstring shortname(L"Left 4 Dead");
static int trylock1() {
return trylock(std::multimap<std::wstring, unsigned long long int>());
}
static MumblePlugin l4dplug = {
MUMBLE_PLUGIN_MAGIC,
description,
shortname,
NULL,
NULL,
trylock1,
generic_unlock,
longdesc,
fetch
};
static MumblePlugin2 l4dplug2 = {
MUMBLE_PLUGIN_MAGIC_2,
MUMBLE_PLUGIN_VERSION,
trylock
};
extern "C" MUMBLE_PLUGIN_EXPORT MumblePlugin *getMumblePlugin() {
return &l4dplug;
}
extern "C" MUMBLE_PLUGIN_EXPORT MumblePlugin2 *getMumblePlugin2() {
return &l4dplug2;
}