6 files changed, 20 insertions, 23 deletions
diff --git a/servers/audio/effects/audio_effect_record.cpp b/servers/audio/effects/audio_effect_record.cpp
index 0069f6ad85..d68522e5b9 100644
--- a/servers/audio/effects/audio_effect_record.cpp
+++ b/servers/audio/effects/audio_effect_record.cpp
@@ -62,7 +62,7 @@ void AudioEffectRecordInstance::_update_buffer() {
 }
 
 void AudioEffectRecordInstance::_update(void *userdata) {
-	AudioEffectRecordInstance *ins = (AudioEffectRecordInstance *)userdata;
+	AudioEffectRecordInstance *ins = static_cast<AudioEffectRecordInstance *>(userdata);
 	ins->_update_buffer();
 }
 
diff --git a/servers/audio/effects/audio_effect_stereo_enhance.cpp b/servers/audio/effects/audio_effect_stereo_enhance.cpp
index c81efc55e2..7bb62bcbed 100644
--- a/servers/audio/effects/audio_effect_stereo_enhance.cpp
+++ b/servers/audio/effects/audio_effect_stereo_enhance.cpp
@@ -29,7 +29,9 @@
 /*************************************************************************/
 
 #include "audio_effect_stereo_enhance.h"
+
 #include "servers/audio_server.h"
+
 void AudioEffectStereoEnhanceInstance::process(const AudioFrame *p_src_frames, AudioFrame *p_dst_frames, int p_frame_count) {
 	float intensity = base->pan_pullout;
 	bool surround_mode = base->surround > 0;
@@ -140,8 +142,4 @@ void AudioEffectStereoEnhance::_bind_methods() {
 	ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "surround", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_surround", "get_surround");
 }
 
-AudioEffectStereoEnhance::AudioEffectStereoEnhance() {
-	pan_pullout = 1;
-	time_pullout = 0;
-	surround = 0;
-}
+AudioEffectStereoEnhance::AudioEffectStereoEnhance() {}
diff --git a/servers/audio/effects/audio_effect_stereo_enhance.h b/servers/audio/effects/audio_effect_stereo_enhance.h
index 8b8b7b47a0..30ea11f625 100644
--- a/servers/audio/effects/audio_effect_stereo_enhance.h
+++ b/servers/audio/effects/audio_effect_stereo_enhance.h
@@ -28,8 +28,8 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#ifndef AUDIOEFFECTSTEREOENHANCE_H
-#define AUDIOEFFECTSTEREOENHANCE_H
+#ifndef AUDIO_EFFECT_STEREO_ENHANCE_H
+#define AUDIO_EFFECT_STEREO_ENHANCE_H
 
 #include "servers/audio/audio_effect.h"
 
@@ -44,9 +44,9 @@ class AudioEffectStereoEnhanceInstance : public AudioEffectInstance {
 		MAX_DELAY_MS = 50
 	};
 
-	float *delay_ringbuff;
-	unsigned int ringbuff_pos;
-	unsigned int ringbuff_mask;
+	float *delay_ringbuff = nullptr;
+	unsigned int ringbuff_pos = 0;
+	unsigned int ringbuff_mask = 0;
 
 public:
 	virtual void process(const AudioFrame *p_src_frames, AudioFrame *p_dst_frames, int p_frame_count) override;
@@ -58,11 +58,11 @@ class AudioEffectStereoEnhance : public AudioEffect {
 	GDCLASS(AudioEffectStereoEnhance, AudioEffect);
 
 	friend class AudioEffectStereoEnhanceInstance;
-	float volume_db;
+	float volume_db = 0.0f;
 
-	float pan_pullout;
-	float time_pullout;
-	float surround;
+	float pan_pullout = 1.0f;
+	float time_pullout = 0.0f;
+	float surround = 0.0f;
 
 protected:
 	static void _bind_methods();
@@ -82,4 +82,4 @@ public:
 	AudioEffectStereoEnhance();
 };
 
-#endif // AUDIOEFFECTSTEREOENHANCE_H
+#endif // AUDIO_EFFECT_STEREO_ENHANCE_H
diff --git a/servers/audio/effects/audio_stream_generator.h b/servers/audio/effects/audio_stream_generator.h
index 51288262b3..2ce4b95fcf 100644
--- a/servers/audio/effects/audio_stream_generator.h
+++ b/servers/audio/effects/audio_stream_generator.h
@@ -65,7 +65,7 @@ class AudioStreamGeneratorPlayback : public AudioStreamPlaybackResampled {
 	int skips;
 	bool active;
 	float mixed;
-	AudioStreamGenerator *generator;
+	AudioStreamGenerator *generator = nullptr;
 
 protected:
 	virtual int _mix_internal(AudioFrame *p_buffer, int p_frames) override;
diff --git a/servers/audio/effects/reverb.cpp b/servers/audio/effects/reverb.cpp
index 4b5b9ab79f..adfd648514 100644
--- a/servers/audio/effects/reverb.cpp
+++ b/servers/audio/effects/reverb.cpp
@@ -28,8 +28,6 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-// Author: Juan Linietsky <reduzio@gmail.com>, (C) 2006
-
 #include "reverb.h"
 
 #include "core/math/math_funcs.h"
diff --git a/servers/audio/effects/reverb.h b/servers/audio/effects/reverb.h
index ff59ab8d82..c9602c5b5a 100644
--- a/servers/audio/effects/reverb.h
+++ b/servers/audio/effects/reverb.h
@@ -75,12 +75,13 @@ private:
 
 	Comb comb[MAX_COMBS];
 	AllPass allpass[MAX_ALLPASS];
-	float *input_buffer;
+	float *input_buffer = nullptr;
 	float *echo_buffer = nullptr;
-	int echo_buffer_size;
-	int echo_buffer_pos;
+	int echo_buffer_size = 0;
+	int echo_buffer_pos = 0;
 
-	float hpf_h1, hpf_h2 = 0;
+	float hpf_h1 = 0.0f;
+	float hpf_h2 = 0.0f;
 
 	struct Parameters {
 		float room_size;