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REDESIGNED: ExportImageAsCode() to use memory buffer #1232
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@raysan5
raysan5 committed May 23, 2020
1 parent c1e0978 commit d3dece3
Showing 1 changed file with 34 additions and 34 deletions.
68 changes: 34 additions & 34 deletions src/textures.c
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Original file line number Diff line number Diff line change
Expand Up @@ -418,40 +418,40 @@ void ExportImageAsCode(Image image, const char *fileName)
#define TEXT_BYTES_PER_LINE 20
#endif

FILE *txtFile = fopen(fileName, "wt");

if (txtFile != NULL)
{
char varFileName[256] = { 0 };
int dataSize = GetPixelDataSize(image.width, image.height, image.format);

fprintf(txtFile, "////////////////////////////////////////////////////////////////////////////////////////\n");
fprintf(txtFile, "// //\n");
fprintf(txtFile, "// ImageAsCode exporter v1.0 - Image pixel data exported as an array of bytes //\n");
fprintf(txtFile, "// //\n");
fprintf(txtFile, "// more info and bugs-report: github.com/raysan5/raylib //\n");
fprintf(txtFile, "// feedback and support: ray[at]raylib.com //\n");
fprintf(txtFile, "// //\n");
fprintf(txtFile, "// Copyright (c) 2020 Ramon Santamaria (@raysan5) //\n");
fprintf(txtFile, "// //\n");
fprintf(txtFile, "////////////////////////////////////////////////////////////////////////////////////////\n\n");

// 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; }

// Add image information
fprintf(txtFile, "// Image data information\n");
fprintf(txtFile, "#define %s_WIDTH %i\n", varFileName, image.width);
fprintf(txtFile, "#define %s_HEIGHT %i\n", varFileName, image.height);
fprintf(txtFile, "#define %s_FORMAT %i // raylib internal pixel format\n\n", varFileName, image.format);

fprintf(txtFile, "static unsigned char %s_DATA[%i] = { ", varFileName, dataSize);
for (int i = 0; i < dataSize - 1; i++) fprintf(txtFile, ((i%TEXT_BYTES_PER_LINE == 0)? "0x%x,\n" : "0x%x, "), ((unsigned char *)image.data)[i]);
fprintf(txtFile, "0x%x };\n", ((unsigned char *)image.data)[dataSize - 1]);

fclose(txtFile);
}
int dataSize = GetPixelDataSize(image.width, image.height, image.format);
// NOTE: Text data buffer size is estimated considering image data size
char *txtData = (char *)RL_CALLOC(6*dataSize + 2000, sizeof(char));

int bytesCount = 0;
bytesCount += sprintf(txtData + bytesCount, "////////////////////////////////////////////////////////////////////////////////////////\n");
bytesCount += sprintf(txtData + bytesCount, "// //\n");
bytesCount += sprintf(txtData + bytesCount, "// ImageAsCode exporter v1.0 - Image pixel data exported as an array of bytes //\n");
bytesCount += sprintf(txtData + bytesCount, "// //\n");
bytesCount += sprintf(txtData + bytesCount, "// more info and bugs-report: github.com/raysan5/raylib //\n");
bytesCount += sprintf(txtData + bytesCount, "// feedback and support: ray[at]raylib.com //\n");
bytesCount += sprintf(txtData + bytesCount, "// //\n");
bytesCount += sprintf(txtData + bytesCount, "// Copyright (c) 2020 Ramon Santamaria (@raysan5) //\n");
bytesCount += sprintf(txtData + bytesCount, "// //\n");
bytesCount += sprintf(txtData + bytesCount, "////////////////////////////////////////////////////////////////////////////////////////\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; }

// Add image information
bytesCount += sprintf(txtData + bytesCount, "// Image data information\n");
bytesCount += sprintf(txtData + bytesCount, "#define %s_WIDTH %i\n", varFileName, image.width);
bytesCount += sprintf(txtData + bytesCount, "#define %s_HEIGHT %i\n", varFileName, image.height);
bytesCount += sprintf(txtData + bytesCount, "#define %s_FORMAT %i // raylib internal pixel format\n\n", varFileName, image.format);

bytesCount += sprintf(txtData + bytesCount, "static unsigned char %s_DATA[%i] = { ", varFileName, dataSize);
for (int i = 0; i < dataSize - 1; i++) bytesCount += sprintf(txtData + bytesCount, ((i%TEXT_BYTES_PER_LINE == 0)? "0x%x,\n" : "0x%x, "), ((unsigned char *)image.data)[i]);
bytesCount += sprintf(txtData + bytesCount, "0x%x };\n", ((unsigned char *)image.data)[dataSize - 1]);

SaveFileText(fileName, txtData);
free(txtData);
}

//------------------------------------------------------------------------------------
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