143 lines
4.1 KiB
C++
143 lines
4.1 KiB
C++
// Copyright 2009-2023 The Mumble Developers. All rights reserved.
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// Use of this source code is governed by a BSD-style license
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// that can be found in the LICENSE file at the root of the
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// Mumble source tree or at <https://www.mumble.info/LICENSE>.
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#define MUMBLE_ALLOW_DEPRECATED_LEGACY_PLUGIN_API
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#include "mumble_legacy_plugin.h"
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#include "mumble_positional_audio_main.h"
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static int fetch(float *avatar_pos, float *avatar_front, float *avatar_top, float *camera_pos, float *camera_front,
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float *camera_top, std::string &, std::wstring &) {
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float viewHor, viewVer;
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char state;
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for (int i = 0; i < 3; i++)
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avatar_pos[i] = avatar_front[i] = avatar_top[i] = camera_pos[i] = camera_front[i] = camera_top[i] = 0.0f;
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bool ok;
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/*
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This plugin uses the following Variables:
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Address Type Description
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===================================
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0x008F0F78 float Z-Coordinate
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0x008F0F7C float X-Coordinate
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0x008F0F80 float Y-Coordinate
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0x008F0F88 float Horizontal view (degrees)
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0x008F0F84 float Vertical view (degrees)
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0x007F7A34 byte Magical state value
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*/
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ok = peekProc(0x007F8AB4, &state, 1); // Magical state value
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if (!ok)
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return false;
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/*
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state value is:
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0 while not in game
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1 while playing
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5 while spectating
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This value is used for disabling PA for spectators
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or people not on a server.
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*/
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if (state != 1)
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return true; // This results in all vectors beeing zero which tells mumble to ignore them.
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ok = peekProc(0x008F1FF8, avatar_pos + 2, 4) && // Z
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peekProc(0x008F1FFC, avatar_pos, 4) && // X
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peekProc(0x008F2000, avatar_pos + 1, 4) && // Y
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peekProc(0x008F2008, &viewHor, 4) && // Hor
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peekProc(0x008F2004, &viewVer, 4); // Ver
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if (!ok)
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return false;
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// Scale Coordinates
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/*
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Z-Value is increasing when heading north
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decreasing when heading south
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X-Value is increasing when heading west
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decreasing when heading east
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Y-Value is increasing when going up
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decreasing when going down
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40 units = 1 meter (not confirmed)
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*/
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for (int i = 0; i < 3; i++)
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avatar_pos[i] /= 40.0f; // Scale to meters
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avatar_pos[0] *= (-1.0f); // Convert right to left handed
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avatar_top[2] = -1; // Head movement is in front vector
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// Calculate view unit vector
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/*
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Vertical view 0° when centered
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85° when looking down
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275° when looking up
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Decreasing when looking up.
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Horizontal is 0° when facing North
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90° when facing West
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180° when facing South
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270° when facing East
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Increasing when turning left.
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*/
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viewVer *= static_cast< float >(M_PI / 180.0f);
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viewHor *= static_cast< float >(M_PI / 180.0f);
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avatar_front[0] = -sin(viewHor) * cos(viewVer);
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avatar_front[1] = -sin(viewVer);
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avatar_front[2] = cos(viewHor) * cos(viewVer);
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for (int i = 0; i < 3; i++) {
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camera_pos[i] = avatar_pos[i];
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camera_front[i] = avatar_front[i];
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camera_top[i] = avatar_top[i];
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}
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return true;
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}
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static int trylock(const std::multimap< std::wstring, unsigned long long int > &pids) {
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if (!initialize(pids, L"iw4mp.exe"))
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return false;
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float apos[3], afront[3], atop[3], cpos[3], cfront[3], ctop[3];
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std::string context;
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std::wstring identity;
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if (fetch(apos, afront, atop, cpos, cfront, ctop, context, identity)) {
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return true;
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} else {
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generic_unlock();
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return false;
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}
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}
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static const std::wstring longdesc() {
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return std::wstring(
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L"Supports Call of Duty: Modern Warfare 2 MP v1.2.208 only. No context or identity support yet.");
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}
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static std::wstring description(L"Call of Duty: Modern Warfare 2 MP v1.2.208");
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static std::wstring shortname(L"Call of Duty: Modern Warfare 2 MP");
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static int trylock1() {
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return trylock(std::multimap< std::wstring, unsigned long long int >());
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}
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static MumblePlugin codmw2plug = { MUMBLE_PLUGIN_MAGIC, description, shortname, nullptr, nullptr, trylock1,
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generic_unlock, longdesc, fetch };
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static MumblePlugin2 codmw2plug2 = { MUMBLE_PLUGIN_MAGIC_2, MUMBLE_PLUGIN_VERSION, trylock };
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extern "C" MUMBLE_PLUGIN_EXPORT MumblePlugin *getMumblePlugin() {
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return &codmw2plug;
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}
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extern "C" MUMBLE_PLUGIN_EXPORT MumblePlugin2 *getMumblePlugin2() {
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return &codmw2plug2;
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}
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