samples/punch.wav samples/whiff.wav @@ -49,6 +49,11 @@ puts 'Warning, images disabled' unless ($image_ok = (Rubygame::VERSIONS[:sdl_image] != nil)) puts 'Warning, font disabled' unless ($font_ok = (Rubygame::VERSIONS[:sdl_ttf] != nil)) + +# Right now, Rubygame::VERSIONS doesn't seem to have a mixer +# version in it +#puts 'Warning, sound disabled' unless +# ($sound_ok = (Rubygame::VERSIONS[:sdl_mixer] != nil)) # Functions to create our resources: def load_image(name, colorkey=nil) @@ -62,7 +67,16 @@ def load_image(name, colorkey=nil) return image, Rubygame::Rect.new(0,0,*image.size) end -# load_sound would go here, but rubygame can't do sound yet :( +def load_sound(name) + #return nil unless $sound_ok + begin + sound = Rubygame::Mixer::Sample.new(name) + return sound + rescue Rubygame::SDLError + puts "Cannot load sound " + name + exit + end +end # Classes for our game objects: @@ -207,6 +221,25 @@ def main # In rubygame, you make an EventQueue object; pygame just uses functions queue = Rubygame::EventQueue.new() + # Not in the pygame version - for Rubygame, we need to + # explicitly open the audio device. + # Args are: + # Frequency - Sampling frequency in samples per second (Hz). + # 22050 is recommended for most games; 44100 is + # CD audio rate. The larger the value, the more + # processing required. + # Format - Output sample format. This is one of the + # AUDIO_* constants in Rubygame::Mixer + # Channels -output sound channels. Use 2 for stereo, + # 1 for mono. (this option does not affect number + # of mixing channels) + # Samplesize - Bytes per output sample. Specifically, this + # determines the size of the buffer that the + # sounds will be mixed in. + Rubygame::Mixer::open_audio( 22050, + Rubygame::Mixer::AUDIO_U8, + 2, + 1024 ) # Create The Background background = Rubygame::Surface.new(screen.size) background.fill([250,250,250]) @@ -245,8 +278,8 @@ def main # Please note that at the moment, framerate limiting is not very accurate. clock = Rubygame::Time::Clock.new(30) - #whiff_sound = load_sound('whiff.wav') - #punch_sound = load_sound('punch.wav') + whiff_sound = load_sound('whiff.wav') + punch_sound = load_sound('punch.wav') chimp = Chimp.new() fist = Fist.new() allsprites = Rubygame::Sprites::Group.new() @@ -278,10 +311,10 @@ def main when Rubygame::MouseDownEvent # can't play sound yet, we'll have to commentate if fist.punch(chimp) - puts "Hit!" + Rubygame::Mixer::play(punch_sound,0,-1) chimp.punched() else - puts "Miss!" + Rubygame::Mixer::play(whiff_sound, 0,-1) end when Rubygame::MouseUpEvent fist.unpunch() samples/chimp.rb eb7c2eb54578f9f5dab1402afddc7e2ebb305220 Roger Ostrander atiaxi@gmail.com http://github.com/jacius/rubygame/commit/3db0ac16cb7c87795545e5ace48e9674f8e22ef5 3db0ac16cb7c87795545e5ace48e9674f8e22ef5 2007-02-07T16:09:06-08:00 2007-02-07T16:09:06-08:00 chimp.rb (the line-by-line chimp example) now supports sound! 642b1e826a51f09f62af7f3828d0e5ba8b2e8b58 Roger Ostrander atiaxi@gmail.com