From d9a30b84800d8d354714624210be8888a89be99e Mon Sep 17 00:00:00 2001 From: Ray Date: Fri, 6 May 2022 00:14:28 +0200 Subject: [PATCH] ADDED: `ExportDataAsCode()` --- src/raylib.h | 5 +++-- src/utils.c | 45 +++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 48 insertions(+), 2 deletions(-) diff --git a/src/raylib.h b/src/raylib.h index 17045d7f3..392fe7e80 100644 --- a/src/raylib.h +++ b/src/raylib.h @@ -1037,9 +1037,10 @@ RLAPI void SetLoadFileTextCallback(LoadFileTextCallback callback); // Set custom RLAPI void SetSaveFileTextCallback(SaveFileTextCallback callback); // Set custom file text data saver // Files management functions -RLAPI unsigned char *LoadFileData(const char *fileName, unsigned int *bytesRead); // Load file data as byte array (read) +RLAPI unsigned char *LoadFileData(const char *fileName, unsigned int *bytesRead); // Load file data as byte array (read) RLAPI void UnloadFileData(unsigned char *data); // Unload file data allocated by LoadFileData() -RLAPI bool SaveFileData(const char *fileName, void *data, unsigned int bytesToWrite); // Save data to file from byte array (write), returns true on success +RLAPI bool SaveFileData(const char *fileName, void *data, unsigned int bytesToWrite); // Save data to file from byte array (write), returns true on success +RLAPI bool ExportDataAsCode(const char *data, unsigned int size, const char *fileName); // Export data to code (.h), returns true on success RLAPI char *LoadFileText(const char *fileName); // Load text data from file (read), returns a '\0' terminated string RLAPI void UnloadFileText(char *text); // Unload file text data allocated by LoadFileText() RLAPI bool SaveFileText(const char *fileName, char *text); // Save text data to file (write), string must be '\0' terminated, returns true on success diff --git a/src/utils.c b/src/utils.c index 37b89a9ac..bc7470a71 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)