X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=src%2Fsound.h;h=f52746369d09934369f0fb5c1b8c7ad851f07556;hb=1105a14bccefb48a0e264fe19190c39629259338;hp=d13799eac43478e2ae0d9c2f3010c06a3bd68d5e;hpb=f98bbe193e0093aca8d8957cec82fdbd28639915;p=minetest.git

diff --git a/src/sound.h b/src/sound.h
index d13799eac..f52746369 100644
--- a/src/sound.h
+++ b/src/sound.h
@@ -17,8 +17,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
-#ifndef SOUND_HEADER
-#define SOUND_HEADER
+#pragma once
 
 #include <set>
 #include <string>
@@ -34,21 +33,24 @@ class OnDemandSoundFetcher
 
 struct SimpleSoundSpec
 {
-	SimpleSoundSpec(const std::string &name = "", float gain = 1.0) :
-		name(name),
-		gain(gain)
-	{}
+	SimpleSoundSpec(const std::string &name = "", float gain = 1.0f,
+			float fade = 0.0f, float pitch = 1.0f)
+	    : name(name), gain(gain), fade(fade), pitch(pitch)
+	{
+	}
 
-	bool exists() const { return name != ""; }
+	bool exists() const { return !name.empty(); }
 
-	std::string name;
-	float gain;
+	std::string name = "";
+	float gain = 1.0f;
+	float fade = 0.0f;
+	float pitch = 1.0f;
 };
 
 class ISoundManager
 {
 public:
-	virtual ~ISoundManager() {}
+	virtual ~ISoundManager() = default;
 
 	// Multiple sounds can be loaded per name; when played, the sound
 	// should be chosen randomly from alternatives
@@ -63,20 +65,25 @@ class ISoundManager
 
 	// playSound functions return -1 on failure, otherwise a handle to the
 	// sound. If name=="", call should be ignored without error.
-	virtual int playSound(const std::string &name, bool loop, float volume) = 0;
-	virtual int playSoundAt(
-			const std::string &name, bool loop, float volume, v3f pos) = 0;
+	virtual int playSound(const std::string &name, bool loop, float volume,
+			float fade = 0.0f, float pitch = 1.0f) = 0;
+	virtual int playSoundAt(const std::string &name, bool loop, float volume, v3f pos,
+			float pitch = 1.0f) = 0;
 	virtual void stopSound(int sound) = 0;
 	virtual bool soundExists(int sound) = 0;
 	virtual void updateSoundPosition(int sound, v3f pos) = 0;
+	virtual bool updateSoundGain(int id, float gain) = 0;
+	virtual float getSoundGain(int id) = 0;
+	virtual void step(float dtime) = 0;
+	virtual void fadeSound(int sound, float step, float gain) = 0;
 
 	int playSound(const SimpleSoundSpec &spec, bool loop)
 	{
-		return playSound(spec.name, loop, spec.gain);
+		return playSound(spec.name, loop, spec.gain, spec.fade, spec.pitch);
 	}
-	int playSoundAt(const SimpleSoundSpec &spec, bool loop, v3f pos)
+	int playSoundAt(const SimpleSoundSpec &spec, bool loop, const v3f &pos)
 	{
-		return playSoundAt(spec.name, loop, spec.gain, pos);
+		return playSoundAt(spec.name, loop, spec.gain, pos, spec.pitch);
 	}
 };
 
@@ -93,17 +100,24 @@ class DummySoundManager : public ISoundManager
 	}
 	void updateListener(v3f pos, v3f vel, v3f at, v3f up) {}
 	void setListenerGain(float gain) {}
-	int playSound(const std::string &name, bool loop, float volume) { return 0; }
-	int playSoundAt(const std::string &name, bool loop, float volume, v3f pos)
+	int playSound(const std::string &name, bool loop, float volume, float fade,
+			float pitch)
+	{
+		return 0;
+	}
+	int playSoundAt(const std::string &name, bool loop, float volume, v3f pos,
+			float pitch)
 	{
 		return 0;
 	}
 	void stopSound(int sound) {}
 	bool soundExists(int sound) { return false; }
 	void updateSoundPosition(int sound, v3f pos) {}
+	bool updateSoundGain(int id, float gain) { return false; }
+	float getSoundGain(int id) { return 0; }
+	void step(float dtime) {}
+	void fadeSound(int sound, float step, float gain) {}
 };
 
 // Global DummySoundManager singleton
 extern DummySoundManager dummySoundManager;
-
-#endif