Add a function to calculate the normalmap from a regular texture.

[simgear.git] / simgear / sound / sample_openal.cxx

diff --git a/simgear/sound/sample_openal.cxx b/simgear/sound/sample_openal.cxx
index ffedaab4269c12858321c1b3689eacbb72b0d9d3..fa74a9063727652191ba8e79b1967ce4880474e5 100644 (file)
--- a/simgear/sound/sample_openal.cxx
+++ b/simgear/sound/sample_openal.cxx
@@ -2,7 +2,7 @@
 // 
 // Written by Curtis Olson, started April 2004.
 //
-// Copyright (C) 2004  Curtis L. Olson - curt@flightgear.org
+// Copyright (C) 2004  Curtis L. Olson - http://www.flightgear.org/~curt
 //
 // This program is free software; you can redistribute it and/or
 // modify it under the terms of the GNU General Public License as
@@ -83,6 +83,8 @@ SGSoundSample::SGSoundSample( const char *path, const char *file,
     source_pos[0] = 0.0; source_pos[1] = 0.0; source_pos[2] = 0.0;
     offset_pos[0] = 0.0; offset_pos[1] = 0.0; offset_pos[2] = 0.0;
     source_vel[0] = 0.0; source_vel[1] = 0.0; source_vel[2] = 0.0;
+    direction[0] = 0.0; direction[1] = 0.0; direction[2] = 0.0;
+    inner = outer = 360.0; outergain = 0.0;
 
     // clear errors from elsewhere?
     alGetError();
@@ -121,13 +123,17 @@ SGSoundSample::SGSoundSample( const char *path, const char *file,
     // Bind buffer with a source.
     alGenSources(1, &source);
     if (alGetError() != AL_NO_ERROR) {
-        throw sg_exception("Failed to gen source.");
+        throw sg_exception("Failed to gen source.\nPlease update your sound driver and try again.");
     }
 
     alSourcei( source, AL_BUFFER, buffer );
     alSourcef( source, AL_PITCH, pitch );
     alSourcef( source, AL_GAIN, volume );
     alSourcefv( source, AL_POSITION, source_pos );
+    alSourcefv( source, AL_DIRECTION, direction );
+    alSourcef( source, AL_CONE_INNER_ANGLE, inner );
+    alSourcef( source, AL_CONE_OUTER_ANGLE, outer );
+    alSourcef( source, AL_CONE_OUTER_GAIN, outergain);
     alSourcefv( source, AL_VELOCITY, source_vel );
     alSourcei( source, AL_LOOPING, loop );
 
@@ -154,6 +160,8 @@ SGSoundSample::SGSoundSample( unsigned char *_data, int len, int _freq,
     source_pos[0] = 0.0; source_pos[1] = 0.0; source_pos[2] = 0.0;
     offset_pos[0] = 0.0; offset_pos[1] = 0.0; offset_pos[2] = 0.0;
     source_vel[0] = 0.0; source_vel[1] = 0.0; source_vel[2] = 0.0;
+    direction[0] = 0.0; direction[1] = 0.0; direction[2] = 0.0;
+    inner = outer = 360.0; outergain = 0.0;
 
     // clear errors from elsewhere?
     alGetError();
@@ -185,13 +193,17 @@ SGSoundSample::SGSoundSample( unsigned char *_data, int len, int _freq,
     // Bind buffer with a source.
     alGenSources(1, &source);
     if (alGetError() != AL_NO_ERROR) {
-        throw sg_exception("Failed to gen source.");
+        throw sg_exception("Failed to gen source.\nPlease update your sound driver and try again.");
     }
 
     alSourcei( source, AL_BUFFER, buffer );
     alSourcef( source, AL_PITCH, pitch );
     alSourcef( source, AL_GAIN, volume );
     alSourcefv( source, AL_POSITION, source_pos );
+    alSourcefv( source, AL_DIRECTION, direction );
+    alSourcef( source, AL_CONE_INNER_ANGLE, inner );
+    alSourcef( source, AL_CONE_OUTER_ANGLE, outer );
+    alSourcef( source, AL_CONE_OUTER_GAIN, outergain );
     alSourcefv( source, AL_VELOCITY, source_vel );
     alSourcei( source, AL_LOOPING, loop );