ADDED: `ExportDataAsCode()`

1 files changed, 45 insertions, 0 deletions

diff --git a/src/utils.c b/src/utils.c
index 37b89a9a..bc7470a7 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -268,6 +268,51 @@ bool SaveFileData(const char *fileName, void *data, unsigned int bytesToWrite)
     return success;
 }
 
+// Export data to code (.h), returns true on success
+bool ExportDataAsCode(const char *data, unsigned int size, const char *fileName)
+{
+    bool success = false;
+
+#ifndef TEXT_BYTES_PER_LINE
+    #define TEXT_BYTES_PER_LINE     20
+#endif
+
+    // NOTE: Text data buffer size is estimated considering raw data size in bytes
+    // and requiring 6 char bytes for every byte: "0x00, "
+    char *txtData = (char *)RL_CALLOC(size*6 + 2000, sizeof(char));
+
+    int byteCount = 0;
+    byteCount += sprintf(txtData + byteCount, "////////////////////////////////////////////////////////////////////////////////////////\n");
+    byteCount += sprintf(txtData + byteCount, "//                                                                                    //\n");
+    byteCount += sprintf(txtData + byteCount, "// DataAsCode exporter v1.0 - Raw 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");
+    byteCount += sprintf(txtData + byteCount, "//                                                                                    //\n");
+    byteCount += sprintf(txtData + byteCount, "// Copyright (c) 2022 Ramon Santamaria (@raysan5)                                     //\n");
+    byteCount += sprintf(txtData + byteCount, "//                                                                                    //\n");
+    byteCount += sprintf(txtData + byteCount, "////////////////////////////////////////////////////////////////////////////////////////\n\n");
+
+    // Get file name from path and convert variable name to uppercase
+    char varFileName[256] = { 0 };
+    strcpy(varFileName, GetFileNameWithoutExt(fileName));
+    for (int i = 0; varFileName[i] != '\0'; i++) if ((varFileName[i] >= 'a') && (varFileName[i] <= 'z')) { varFileName[i] = varFileName[i] - 32; }
+
+    byteCount += sprintf(txtData + byteCount, "static unsigned char %s_DATA[%i] = { ", varFileName, size);
+    for (int i = 0; i < dataSize - 1; i++) byteCount += sprintf(txtData + byteCount, ((i%TEXT_BYTES_PER_LINE == 0)? "0x%x,\n" : "0x%x, "), data[i]);
+    byteCount += sprintf(txtData + byteCount, "0x%x };\n", data[size - 1]);
+
+    // NOTE: Text data size exported is determined by '\0' (NULL) character
+    success = SaveFileText(fileName, txtData);
+
+    RL_FREE(txtData);
+
+    if (success != 0) TRACELOG(LOG_INFO, "FILEIO: [%s] Data as code exported successfully", fileName);
+    else TRACELOG(LOG_WARNING, "FILEIO: [%s] Failed to export data as code", fileName);
+
+    return success; 
+}
+
 // Load text data from file, returns a '\0' terminated string
 // NOTE: text chars array should be freed manually
 char *LoadFileText(const char *fileName)