Counter-Strike 1.6 Positional Audio support

2 files changed, 289 insertions, 0 deletions

diff --git a/plugins/cs/cs.cpp b/plugins/cs/cs.cpp
new file mode 100644
index 000000000..9bec292e4
--- /dev/null
+++ b/plugins/cs/cs.cpp
@@ -0,0 +1,282 @@
+/* Copyright (C) 2009-2010, Imre Botos <zokny@users.sourceforge.net>
+   Copyright (C) 2009-2010, Snares <snares@users.sourceforge.net>
+   Copyright (C) 2005-2010, Thorvald Natvig <thorvald@natvig.com>
+
+   All rights reserved.
+
+   Redistribution and use in source and binary forms, with or without
+   modification, are permitted provided that the following conditions
+   are met:
+
+   - Redistributions of source code must retain the above copyright notice,
+     this list of conditions and the following disclaimer.
+   - Redistributions in binary form must reproduce the above copyright notice,
+     this list of conditions and the following disclaimer in the documentation
+     and/or other materials provided with the distribution.
+   - Neither the name of the Mumble Developers nor the names of its
+     contributors may be used to endorse or promote products derived from this
+     software without specific prior written permission.
+
+   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+   ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+   A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR
+   CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+   EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+   PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+   PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+   LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <windows.h>
+#include <tlhelp32.h>
+#include <string>
+#include <sstream>
+
+#define _USE_MATH_DEFINES
+#include <math.h>
+
+#include "mumble_plugin.h"
+
+using namespace std;
+
+HANDLE h;
+BYTE *pClient;
+BYTE *pEngine;
+
+/*	DESCRIPTION		ADDRESS			TYPE	VALUE
+
+	* Client based addresses
+	Connected to server:	client.dll+0xFC228	byte	(0 - not; 1 - connected)
+	Position tuple:		client.dll+0x11D470	float	(x, y, z in inches)
+	Orientation tuple:	client.dll+0x11D47C	float	(v, h in degrees)
+	Check string:		client.dll+0xE46F5	char	("CSSpectatorGUI@@" | 16 bytes)
+	Player state:		client.dll+0xFBC2C	byte	(0 - died; 1 - stand; 2 - duck; 3 - walk; 4 - run; 5 - crouchmove; 6 - fall)
+	Team state:		client.dll+0xFC94C	byte	(0 - Spectator; 1 - Terrorist; 2 - Counter-Terrorist)
+	ALT+TAB:		client.dll+0xFD05C	byte	(0 - tabbed; 1 - ingame)
+	Map string:		client.dll+0x11DCE4	str	("maps/de_nuke.bsp")
+
+	* Engine based addresses
+	IP:Port string		hw.dll+0x697E60		str	(ip:port)
+	ALT+TAB:		hw.dll+0x7486B4		byte	(0 - tabbed; 1 - ingame)
+*/
+
+void __cdecl ods(const char *format, ...) {
+	char    buf[4096], *p = buf;
+	va_list args;
+
+	va_start(args, format);
+	int len = _vsnprintf_s(p, sizeof(buf) - 1, _TRUNCATE, format, args);
+	va_end(args);
+
+	if (len <= 0)
+		return;
+
+	p += len;
+
+	while (p > buf  &&  isspace(p[-1]))
+		*--p = '\0';
+
+	*p++ = '\r';
+	*p++ = '\n';
+	*p   = '\0';
+
+	OutputDebugStringA(buf);
+}
+
+static DWORD getProcess(const wchar_t *exename) {
+	PROCESSENTRY32 pe;
+	DWORD pid = 0;
+
+	pe.dwSize = sizeof(pe);
+	HANDLE hSnap = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
+	if (hSnap != INVALID_HANDLE_VALUE) {
+		BOOL ok = Process32First(hSnap, &pe);
+
+		while (ok) {
+			if (wcscmp(pe.szExeFile, exename)==0) {
+				pid = pe.th32ProcessID;
+				break;
+			}
+			ok = Process32Next(hSnap, &pe);
+		}
+		CloseHandle(hSnap);
+	}
+	return pid;
+}
+
+static BYTE *getModuleAddr(DWORD pid, const wchar_t *modname) {
+	MODULEENTRY32 me;
+	BYTE *addr = NULL;
+	me.dwSize = sizeof(me);
+	HANDLE hSnap = CreateToolhelp32Snapshot(TH32CS_SNAPMODULE, pid);
+	if (hSnap != INVALID_HANDLE_VALUE) {
+		BOOL ok = Module32First(hSnap, &me);
+
+		while (ok) {
+			if (wcscmp(me.szModule, modname)==0) {
+				addr = me.modBaseAddr;
+				break;
+			}
+			ok = Module32Next(hSnap, &me);
+		}
+		CloseHandle(hSnap);
+	}
+	return addr;
+}
+
+
+static bool peekProc(VOID *base, VOID *dest, SIZE_T len) {
+	SIZE_T r;
+	BOOL ok=ReadProcessMemory(h, base, dest, len, &r);
+	return (ok && (r == len));
+}
+
+static void about(HWND h) {
+	::MessageBox(h, L"Reads audio position information from Counter-Strike 1.6. IP:Port context support.", L"Mumble CS Plugin", MB_OK);
+}
+
+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;
+
+	bool	ok;
+	bool	bConnected;
+	char	cPlayerState;
+	char	cHostAddr[40];
+	float	fViewHor, fViewVer;
+
+	/*	Dust2
+		INC		DEC		|	Ver			Hor	
+	X - hosszú fele		B fele		|	0	közép		0/360	hosszú fele
+	Y - CT kezdõ fele	T kezdõ fele	|	-89	felnéz		90	CT kezdõ fele
+	Z - felfele		lefele		|	89	lenéz		180	B fele
+						|				270	T kezdõ fele
+	*/
+
+	ok = 	peekProc((BYTE*) pClient + 0x11D470, avatar_pos, 12) &&
+		peekProc((BYTE*) pClient + 0x11D47C, &fViewHor, 4) &&
+		peekProc((BYTE*) pClient + 0x11D480, &fViewVer, 4) &&
+		peekProc((BYTE*) pClient + 0xFC228, &bConnected, 1) &&
+		peekProc((BYTE*) pClient + 0xFBC2C, &cPlayerState, 1) &&
+		peekProc((BYTE*) pEngine + 0x697E60, cHostAddr, 40);
+	if(!ok){
+		//ods("MUMBLECSPLUGIN Error: peekProc failed\n");
+		return false;}
+
+/*	// FOR TEST ONLY - constant position (d2 CT middle, looking T spawn through doorgap)
+	avatar_pos[0] = -380.359375f;
+	avatar_pos[1] = 2188.1328125f;
+	avatar_pos[2] = -91.96875f;
+	fViewHor = 269,703369140625;
+	fViewVer = -4,45587635040283;
+*/
+	if(!bConnected){
+		//ods("MUMBLECSPLUGIN: Not connected!\n");
+		return true;}
+
+	context = cHostAddr;
+
+	if(!cPlayerState){
+		//ods("MUMBLECSPLUGIN: Player dead!\n");
+		return true;}
+
+	//ods("MUMBLECSPLUGIN Active: %d, %s, %d", bConnected, cHostAddr, cPlayerState);
+
+	for (int i=0;i<3;i++)
+		avatar_pos[i] /= 39.37f;
+
+	fViewHor *= static_cast<float>(M_PI / 180.0f);
+	fViewVer *= static_cast<float>(M_PI / 180.0f);
+
+	avatar_front[0] = cos(fViewVer) * cos(fViewHor);
+	avatar_front[1] = -sin(fViewHor);
+	avatar_front[2] = sin(fViewVer) * cos(fViewHor);
+
+	fViewHor -= static_cast<float>(M_PI / 2.0f);
+	avatar_top[0] = cos(fViewVer) * cos(fViewHor);
+	avatar_top[1] = -sin(fViewHor);
+	avatar_top[2] = sin(fViewVer) * cos(fViewHor);
+
+	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() {
+
+	h = NULL;
+
+	DWORD pid = getProcess(L"hl.exe");
+	if (!pid){
+		//ods("MUMBLECSPLUGIN: GetProcess(\"hl.exe\") failed!\n");
+		return false;}
+
+	pClient = getModuleAddr(pid, L"client.dll");
+	if (!pClient){
+		//ods("MUMBLECSPLUGIN: GetModule(\"client.dll\") failed!\n");
+		return false;}
+	pEngine = getModuleAddr(pid, L"hw.dll");
+	if (!pEngine){
+		//ods("MUMBLECSPLUGIN: GetModule(\"hw.dll\") failed!\n");
+		return false;}
+
+	h = OpenProcess(PROCESS_VM_READ, false, pid);
+	if (!h){
+		//ods("MUMBLECSPLUGIN: OpenProccess() failed!\n");
+		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;
+
+	//ods("MUMBLECSPLUGIN: fetch() failed!\n");
+	
+	CloseHandle(h);
+	h = NULL;
+	return false;
+}
+
+static void unlock() {
+	//ods("MUMBLECSPLUGIN: unlock()\n");
+	if (h) {
+		CloseHandle(h);
+		h = NULL;
+	}
+	return;
+}
+
+
+static const std::wstring longdesc() {
+	return std::wstring(L"Supports Counter-Strike 1.6 (Steam). Context support based on server address. No identity support.");
+}
+
+static std::wstring description(L"Counter-Strike 1.6");
+static std::wstring shortname(L"Counter-Strike");
+
+static MumblePlugin csplug = {
+	MUMBLE_PLUGIN_MAGIC,
+	description,
+	shortname,
+	about,
+	NULL,
+	trylock,
+	unlock,
+	longdesc,
+	fetch
+};
+
+extern "C" __declspec(dllexport) MumblePlugin *getMumblePlugin() {
+	return &csplug;
+}
diff --git a/plugins/cs/cs.pro b/plugins/cs/cs.pro
new file mode 100644
index 000000000..231f8f005
--- /dev/null
+++ b/plugins/cs/cs.pro
@@ -0,0 +1,7 @@
+include(../plugins.pri)
+
+TARGET		= cs
+SOURCES		= cs.cpp
+LIBS		+= -luser32
+
+