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Merge PR #2547: Positional audio support for Rocket League on Linux

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mkrautz committed Sep 9, 2016
2 parents fbf7900 + 29f6e20 commit f064a8d03653b631dd55333f895ce164a2c908d8
Showing with 110 additions and 5 deletions.
  1. +8 −3 plugins/rl/rl.pro
  2. +100 −0 plugins/rl/rl_linux.cpp
  3. +2 −2 plugins/rl/{rl.cpp → rl_win32.cpp}
@@ -6,7 +6,12 @@
include(../plugins.pri)

TARGET = rl
linux:TARGET = mumble_paplugin_win32_rl

SOURCES = rl.cpp
win32:LIBS = -luser32
win32 {
SOURCES = rl_win32.cpp
LIBS += -luser32
}

linux {
SOURCES = rl_linux.cpp
}
@@ -0,0 +1,100 @@
// 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_linux_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 &) {
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;

// Boolean value to check if game addresses retrieval is successful
bool ok;

// Avatar pointers
procptr32_t avatar_base = peekProc<procptr32_t>(pModule + 0x301E7F0);
if (!avatar_base) return false;
procptr32_t avatar_offset_0 = peekProc<procptr32_t>(avatar_base + 0x6c8);
if (!avatar_offset_0) return false;
procptr32_t avatar_offset_1 = peekProc<procptr32_t>(avatar_offset_0 + 0x2b0);
if (!avatar_offset_1) return false;
procptr32_t avatar_offset = peekProc<procptr32_t>(avatar_offset_1 + 0x38);
if (!avatar_offset) return false;

// Peekproc and assign game addresses to our containers, so we can retrieve positional data
ok = peekProc(avatar_offset + 0x60, avatar_pos, 12) && // Avatar Position values (X, Y and Z).
peekProc(pModule + 0x301EDB8, camera_pos, 12) && // Camera Position values (X, Y and Z).
peekProc(avatar_offset + 0x6C, avatar_front, 12) && // Avatar Front values (X, Y and Z).
peekProc(pModule + 0x301EDA0, camera_front, 12) && // Camera Front Vector values (X, Y and Z).
peekProc(pModule + 0x301EDAC, camera_top, 12); // Camera Top Vector values (X, Y and Z).

// This prevents the plugin from linking to the game in case something goes wrong during values retrieval from memory addresses.
if (! ok)
return false;

avatar_top[2] = -1; // This tells Mumble to automatically calculate top vector using front vector.

// Scale from centimeters to meters
for (int i=0;i<3;i++) {
avatar_pos[i]/=100.0f;
camera_pos[i]/=100.0f;
}

return true;
}

static int trylock(const std::multimap<std::wstring, unsigned long long int> &pids) {

if (! initialize(pids, L"RocketLeague")) // Link the game executable
return false;

// Check if we can get meaningful data from it
float apos[3], afront[3], atop[3], cpos[3], cfront[3], ctop[3];
std::wstring sidentity;
std::string scontext;

if (fetch(apos, afront, atop, cpos, cfront, ctop, scontext, sidentity)) {
return true;
} else {
generic_unlock();
return false;
}
}

static const std::wstring longdesc() {
return std::wstring(L"Supports Rocket League version 1.22 without context or identity support yet."); // Plugin long description
}

static std::wstring description(L"Rocket League (v1.22)"); // Plugin short description
static std::wstring shortname(L"Rocket League"); // Plugin short name

static int trylock1() {
return trylock(std::multimap<std::wstring, unsigned long long int>());
}

static MumblePlugin rlplug = {
MUMBLE_PLUGIN_MAGIC,
description,
shortname,
NULL,
NULL,
trylock1,
generic_unlock,
longdesc,
fetch
};

static MumblePlugin2 rlplug2 = {
MUMBLE_PLUGIN_MAGIC_2,
MUMBLE_PLUGIN_VERSION,
trylock
};

extern "C" MUMBLE_PLUGIN_EXPORT MumblePlugin *getMumblePlugin() {
return &rlplug;
}

extern "C" MUMBLE_PLUGIN_EXPORT MumblePlugin2 *getMumblePlugin2() {
return &rlplug2;
}
@@ -65,10 +65,10 @@ static int trylock(const std::multimap<std::wstring, unsigned long long int> &pi
}

static const std::wstring longdesc() {
return std::wstring(L"Supports Rocket League version 1.21 without context or identity support yet."); // Plugin long description
return std::wstring(L"Supports Rocket League version 1.22 without context or identity support yet."); // Plugin long description
}

static std::wstring description(L"Rocket League (v1.21)"); // Plugin short description
static std::wstring description(L"Rocket League (v1.22)"); // Plugin short description
static std::wstring shortname(L"Rocket League"); // Plugin short name

static int trylock1() {

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