Renamed functions for consistency

src/audio.c

@@ -585,7 +585,7 @@ void StopSound(Sound sound)
 }
 
 // Check if a sound is playing
-bool SoundIsPlaying(Sound sound)
+bool IsSoundPlaying(Sound sound)
 {
     bool playing = false;
     ALint state;
@@ -764,7 +764,7 @@ void ResumeMusicStream(void)
 }
 
 // Check if music is playing
-bool MusicIsPlaying(void)
+bool IsMusicPlaying(void)
 {
     bool playing = false;
     ALint state;

src/audio.h

@@ -96,7 +96,7 @@ void UnloadSound(Sound sound);                                  // Unload sound
 void PlaySound(Sound sound);                                    // Play a sound
 void PauseSound(Sound sound);                                   // Pause a sound
 void StopSound(Sound sound);                                    // Stop playing a sound
-bool SoundIsPlaying(Sound sound);                               // Check if a sound is currently playing
+bool IsSoundPlaying(Sound sound);                               // Check if a sound is currently playing
 void SetSoundVolume(Sound sound, float volume);                 // Set volume for a sound (1.0 is max level)
 void SetSoundPitch(Sound sound, float pitch);                   // Set pitch for a sound (1.0 is base level)
 
@@ -105,7 +105,7 @@ void UpdateMusicStream(void);                                   // Updates buffe
 void StopMusicStream(void);                                     // Stop music playing (close stream)
 void PauseMusicStream(void);                                    // Pause music playing
 void ResumeMusicStream(void);                                   // Resume playing paused music
-bool MusicIsPlaying(void);                                      // Check if music is playing
+bool IsMusicPlaying(void);                                      // Check if music is playing
 void SetMusicVolume(float volume);                              // Set volume for music (1.0 is max level)
 float GetMusicTimeLength(void);                                 // Get music time length (in seconds)
 float GetMusicTimePlayed(void);                                 // Get current music time played (in seconds)

src/raylib.h

@@ -882,7 +882,7 @@ void UnloadSound(Sound sound);                                  // Unload sound
 void PlaySound(Sound sound);                                    // Play a sound
 void PauseSound(Sound sound);                                   // Pause a sound
 void StopSound(Sound sound);                                    // Stop playing a sound
-bool SoundIsPlaying(Sound sound);                               // Check if a sound is currently playing
+bool IsSoundPlaying(Sound sound);                               // Check if a sound is currently playing
 void SetSoundVolume(Sound sound, float volume);                 // Set volume for a sound (1.0 is max level)
 void SetSoundPitch(Sound sound, float pitch);                   // Set pitch for a sound (1.0 is base level)
 
@@ -891,7 +891,7 @@ void UpdateMusicStream(void);                                   // Updates buffe
 void StopMusicStream(void);                                     // Stop music playing (close stream)
 void PauseMusicStream(void);                                    // Pause music playing
 void ResumeMusicStream(void);                                   // Resume playing paused music
-bool MusicIsPlaying(void);                                      // Check if music is playing
+bool IsMusicPlaying(void);                                      // Check if music is playing
 void SetMusicVolume(float volume);                              // Set volume for music (1.0 is max level)
 float GetMusicTimeLength(void);                                 // Get current music time length (in seconds)
 float GetMusicTimePlayed(void);                                 // Get current music time played (in seconds)