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libsfml  1.6+dfsg2
Listener.cpp
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00001 
00002 //
00003 // SFML - Simple and Fast Multimedia Library
00004 // Copyright (C) 2007-2009 Laurent Gomila (laurent.gom@gmail.com)
00005 //
00006 // This software is provided 'as-is', without any express or implied warranty.
00007 // In no event will the authors be held liable for any damages arising from the use of this software.
00008 //
00009 // Permission is granted to anyone to use this software for any purpose,
00010 // including commercial applications, and to alter it and redistribute it freely,
00011 // subject to the following restrictions:
00012 //
00013 // 1. The origin of this software must not be misrepresented;
00014 //    you must not claim that you wrote the original software.
00015 //    If you use this software in a product, an acknowledgment
00016 //    in the product documentation would be appreciated but is not required.
00017 //
00018 // 2. Altered source versions must be plainly marked as such,
00019 //    and must not be misrepresented as being the original software.
00020 //
00021 // 3. This notice may not be removed or altered from any source distribution.
00022 //
00024 
00026 // Headers
00028 #include <SFML/Audio/Listener.hpp>
00029 #include <SFML/Audio/OpenAL.hpp>
00030 
00031 
00032 namespace sf
00033 {
00037 void Listener::SetGlobalVolume(float Volume)
00038 {
00039     ALCheck(alListenerf(AL_GAIN, Volume * 0.01f));
00040 }
00041 
00042 
00046 float Listener::GetGlobalVolume()
00047 {
00048     float Volume = 0.f;
00049     ALCheck(alGetListenerf(AL_GAIN, &Volume));
00050 
00051     return Volume;
00052 }
00053 
00054 
00058 void Listener::SetPosition(float X, float Y, float Z)
00059 {
00060     ALCheck(alListener3f(AL_POSITION, X, Y, Z));
00061 }
00062 
00063 
00067 void Listener::SetPosition(const Vector3f& Position)
00068 {
00069     SetPosition(Position.x, Position.y, Position.z);
00070 }
00071 
00072 
00076 Vector3f Listener::GetPosition()
00077 {
00078     Vector3f Position;
00079     ALCheck(alGetListener3f(AL_POSITION, &Position.x, &Position.y, &Position.z));
00080 
00081     return Position;
00082 }
00083 
00084 
00089 void Listener::SetTarget(float X, float Y, float Z)
00090 {
00091     float Orientation[] = {X, Y, Z, 0.f, 1.f, 0.f};
00092     ALCheck(alListenerfv(AL_ORIENTATION, Orientation));
00093 }
00094 
00095 
00100 void Listener::SetTarget(const Vector3f& Target)
00101 {
00102     SetTarget(Target.x, Target.y, Target.z);
00103 }
00104 
00105 
00110 Vector3f Listener::GetTarget()
00111 {
00112     float Orientation[6];
00113     ALCheck(alGetListenerfv(AL_ORIENTATION, Orientation));
00114 
00115     return Vector3f(Orientation[0], Orientation[1], Orientation[2]);
00116 }
00117 
00118 } // namespace sf