[raudio] fix mapping of wave data in LoadWaveSamples() (#4062)

ListeriaM · Listeria monocytogenes · web-flow · commit df849d2fb0c7 · 2024-06-13T16:05:22.000+02:00
Co-authored-by: Listeria monocytogenes &lt;listeria@disroot.org&gt;
diff --git a/src/raudio.c b/src/raudio.c
@@ -1304,8 +1304,8 @@ float *LoadWaveSamples(Wave wave)
 
     for (unsigned int i = 0; i < wave.frameCount*wave.channels; i++)
     {
-        if (wave.sampleSize == 8) samples[i] = (float)(((unsigned char *)wave.data)[i] - 127)/256.0f;
-        else if (wave.sampleSize == 16) samples[i] = (float)(((short *)wave.data)[i])/32767.0f;
+        if (wave.sampleSize == 8) samples[i] = (float)(((unsigned char *)wave.data)[i] - 128)/128.0f;
+        else if (wave.sampleSize == 16) samples[i] = (float)(((short *)wave.data)[i])/32768.0f;
         else if (wave.sampleSize == 32) samples[i] = ((float *)wave.data)[i];
     }
 

Original file line number	Diff line number	Diff line change
`@@ -1304,8 +1304,8 @@ float *LoadWaveSamples(Wave wave)`
`1304`	`1304`
`1305`	`1305`	`for (unsigned int i = 0; i < wave.frameCount*wave.channels; i++)`
`1306`	`1306`	`{`
`1307`		`- if (wave.sampleSize == 8) samples[i] = (float)(((unsigned char *)wave.data)[i] - 127)/256.0f;`
`1308`		`- else if (wave.sampleSize == 16) samples[i] = (float)(((short *)wave.data)[i])/32767.0f;`
	`1307`	`+ if (wave.sampleSize == 8) samples[i] = (float)(((unsigned char *)wave.data)[i] - 128)/128.0f;`
	`1308`	`+ else if (wave.sampleSize == 16) samples[i] = (float)(((short *)wave.data)[i])/32768.0f;`
`1309`	`1309`	`else if (wave.sampleSize == 32) samples[i] = ((float *)wave.data)[i];`
`1310`	`1310`	`}`
`1311`	`1311`