From 4874c45ebff0249d2d1acfb612a7f81638f25238 Mon Sep 17 00:00:00 2001
From: Ray <raysan5@gmail.com>
Date: Thu, 23 Dec 2021 11:02:20 +0100
Subject: [PATCH] REVIEWED: `ExportWaveAsCode()`

---
 src/raudio.c | 48 ++++++++++++++++++++++++++----------------------
 1 file changed, 26 insertions(+), 22 deletions(-)

diff --git a/src/raudio.c b/src/raudio.c
index b9fade08b..b26677ca8 100644
--- a/src/raudio.c
+++ b/src/raudio.c
@@ -863,16 +863,14 @@ Sound LoadSoundFromWave(Wave wave)
 void UnloadWave(Wave wave)
 {
     if (wave.data != NULL) RL_FREE(wave.data);
-
-    TRACELOG(LOG_INFO, "WAVE: Unloaded wave data from RAM");
+    //TRACELOG(LOG_INFO, "WAVE: Unloaded wave data from RAM");
 }
 
 // Unload sound
 void UnloadSound(Sound sound)
 {
     UnloadAudioBuffer(sound.stream.buffer);
-
-    TRACELOG(LOG_INFO, "WAVE: Unloaded sound data from RAM");
+    //TRACELOG(LOG_INFO, "SOUND: Unloaded sound data from RAM");
 }
 
 // Update sound buffer with new data
@@ -947,7 +945,7 @@ bool ExportWaveAsCode(Wave wave, const char *fileName)
     int byteCount = 0;
     byteCount += sprintf(txtData + byteCount, "\n//////////////////////////////////////////////////////////////////////////////////\n");
     byteCount += sprintf(txtData + byteCount, "//                                                                              //\n");
-    byteCount += sprintf(txtData + byteCount, "// WaveAsCode exporter v1.0 - Wave data exported as an array of bytes           //\n");
+    byteCount += sprintf(txtData + byteCount, "// WaveAsCode exporter v1.1 - Wave data exported as an array of bytes           //\n");
     byteCount += sprintf(txtData + byteCount, "//                                                                              //\n");
     byteCount += sprintf(txtData + byteCount, "// more info and bugs-report:  github.com/raysan5/raylib                        //\n");
     byteCount += sprintf(txtData + byteCount, "// feedback and support:       ray[at]raylib.com                                //\n");
@@ -956,26 +954,32 @@ bool ExportWaveAsCode(Wave wave, const char *fileName)
     byteCount += sprintf(txtData + byteCount, "//                                                                              //\n");
     byteCount += sprintf(txtData + byteCount, "//////////////////////////////////////////////////////////////////////////////////\n\n");
 
-    char varFileName[256] = { 0 };
-#if !defined(RAUDIO_STANDALONE)
-    // Get file name from path and convert variable name to uppercase
-    strcpy(varFileName, GetFileNameWithoutExt(fileName));
-    for (int i = 0; varFileName[i] != '\0'; i++) if (varFileName[i] >= 'a' && varFileName[i] <= 'z') { varFileName[i] = varFileName[i] - 32; }
-#else
-    strcpy(varFileName, fileName);
-#endif
+    char fileNameLower[256] = { 0 };
+    char fileNameUpper[256] = { 0 };
+    for (int i = 0; fileName[i] != '.'; i++) { fileNameLower[i] = fileName[i]; }      // Get filename without extension
+    for (int i = 0; fileNameLower[i] != '\0'; i++) if (fileNameLower[i] >= 'a' && fileNameLower[i] <= 'z') { fileNameUpper[i] = fileNameLower[i] - 32; }
 
     byteCount += sprintf(txtData + byteCount, "// Wave data information\n");
-    byteCount += sprintf(txtData + byteCount, "#define %s_FRAME_COUNT      %u\n", varFileName, wave.frameCount);
-    byteCount += sprintf(txtData + byteCount, "#define %s_SAMPLE_RATE      %u\n", varFileName, wave.sampleRate);
-    byteCount += sprintf(txtData + byteCount, "#define %s_SAMPLE_SIZE      %u\n", varFileName, wave.sampleSize);
-    byteCount += sprintf(txtData + byteCount, "#define %s_CHANNELS         %u\n\n", varFileName, wave.channels);
+    byteCount += sprintf(txtData + byteCount, "#define %s_FRAME_COUNT      %u\n", fileNameUpper, wave.frameCount);
+    byteCount += sprintf(txtData + byteCount, "#define %s_SAMPLE_RATE      %u\n", fileNameUpper, wave.sampleRate);
+    byteCount += sprintf(txtData + byteCount, "#define %s_SAMPLE_SIZE      %u\n", fileNameUpper, wave.sampleSize);
+    byteCount += sprintf(txtData + byteCount, "#define %s_CHANNELS         %u\n\n", fileNameUpper, wave.channels);
 
-    // Write byte data as hexadecimal text
-    // NOTE: Frame data exported is interlaced: Frame01[Sample-Channel01, Sample-Channel02, ...], Frame02[], Frame03[]
-    byteCount += sprintf(txtData + byteCount, "static unsigned char %s_DATA[%i] = { ", varFileName, waveDataSize);
-    for (int i = 0; i < waveDataSize - 1; i++) byteCount += sprintf(txtData + byteCount, ((i%TEXT_BYTES_PER_LINE == 0)? "0x%x,\n" : "0x%x, "), ((unsigned char *)wave.data)[i]);
-    byteCount += sprintf(txtData + byteCount, "0x%x };\n", ((unsigned char *)wave.data)[waveDataSize - 1]);
+    // Write wave data as an array of values
+    // Wave data is exported as byte array for 8/16bit and float array for 32bit float data
+    // NOTE: Frame data exported is channel-interlaced: frame01[sampleChannel1, sampleChannel2, ...], frame02[], frame03[]
+    if (wave.sampleSize == 32)
+    {
+        byteCount += sprintf(txtData + byteCount, "static float %sData[%i] = {\n", fileNameLower, waveDataSize/4);
+        for (int i = 1; i < waveDataSize/4; i++) byteCount += sprintf(txtData + byteCount, ((i%TEXT_BYTES_PER_LINE == 0)? "%.4ff,\n    " : "%.4ff, "), ((float *)wave.data)[i - 1]);
+        byteCount += sprintf(txtData + byteCount, "%.4ff };\n", ((float *)wave.data)[waveDataSize/4 - 1]);
+    }
+    else
+    {
+        byteCount += sprintf(txtData + byteCount, "static unsigned char %sData[%i] = { ", fileNameLower, waveDataSize);
+        for (int i = 1; i < waveDataSize; i++) byteCount += sprintf(txtData + byteCount, ((i%TEXT_BYTES_PER_LINE == 0)? "0x%x,\n    " : "0x%x, "), ((unsigned char *)wave.data)[i - 1]);
+        byteCount += sprintf(txtData + byteCount, "0x%x };\n", ((unsigned char *)wave.data)[waveDataSize - 1]);
+    }
 
     // NOTE: Text data length exported is determined by '\0' (NULL) character
     success = SaveFileText(fileName, txtData);