adjust explode and gain

mods/tnt/init.lua

@@ -396,7 +396,7 @@ function tnt.boom(pos, def)
 		minetest.set_node(pos, {name = "tnt:boom"})
 	end
 	local sound = def.sound or "tnt_explode"
-	minetest.sound_play(sound, {pos = pos, gain = 1.5,
+	minetest.sound_play(sound, {pos = pos, gain = 2.5,
 			max_hear_distance = math.min(def.radius * 20, 128)})
 	local drops, radius = tnt_explode(pos, def.radius, def.ignore_protection,
 			def.ignore_on_blast, owner, def.explode_center)

mods/tnt/sounds/tnt_explode.aup

@@ -2,14 +2,16 @@
 <!DOCTYPE project PUBLIC "-//audacityproject-1.3.0//DTD//EN" "http://audacity.sourceforge.net/xml/audacityproject-1.3.0.dtd" >
 <project xmlns="http://audacity.sourceforge.net/xml/" projname="tnt_explode_data" version="1.3.0" audacityversion="2.1.2" sel0="0.0000000000" sel1="1.3105215420" vpos="0" h="0.0000000000" zoom="435.7017004470" rate="44100.0" snapto="off" selectionformat="hh:mm:ss" frequencyformat="Hz" bandwidthformat="octaves">
 	<tags/>
-	<wavetrack name="modified.Explosion2.wav-80401" channel="2" linked="0" mute="0" solo="0" height="351" minimized="0" isSelected="1" rate="44100" gain="3.548134" pan="0.0">
+	<wavetrack name="modified.Explosion2.wav-80401" channel="2" linked="0" mute="0" solo="0" height="491" minimized="0" isSelected="1" rate="44100" gain="3.548134" pan="0.0">
 		<waveclip offset="0.00000000">
 			<sequence maxsamples="262144" sampleformat="262159" numsamples="57794">
 				<waveblock start="0">
-					<simpleblockfile filename="e0000c84.au" len="57794" min="-0.923824" max="0.920454" rms="0.150239"/>
+					<simpleblockfile filename="e0000e21.au" len="57794" min="-0.437389" max="0.435514" rms="0.071086"/>
 				</waveblock>
 			</sequence>
-			<envelope numpoints="0"/>
+			<envelope numpoints="1">
+				<controlpoint t="0.720676553885" val="1.488338232040"/>
+			</envelope>
 		</waveclip>
 	</wavetrack>
 </project>