unlimited-storage

commit a0715f6de63b1242af01eb5640248bc06496475f
parent db362f5b03be6a846abcd0a556511d5bee178cb9
Author: Andrew Laack <andrew@laack.co>
Date:   Thu, 10 Jul 2025 23:58:31 -0500

Added header to output file.

Diffstat:
M
src/chunk.cpp
 | 
25
+++++++++++++++++++------

1 file changed, 19 insertions(+), 6 deletions(-)
diff --git a/src/chunk.cpp b/src/chunk.cpp
@@ -155,11 +155,6 @@ void Chunk::writeImage(std::string filename, uint chunkNumber, std::string origi
     std::vector<char> data = chunk.getChunk();
 
 
-    // todo:
-    // update to take into account header information
-    if (x * y < data.size() * 8){
-        throw std::invalid_argument("x and y dimensions are too small for the chunk.");
-    }
 
     std::string firstLine = "P1\n";
     std::string comment = "# Encoded with Andrew's awesome .tga encoder.\n";
@@ -192,6 +187,7 @@ void Chunk::writeImage(std::string filename, uint chunkNumber, std::string origi
 
     std::string image = firstLine + comment + dims;
 
+
     std::string header = chunkNumberEncoded + charactersEncoded + filenameLengthEncoded + filenameEncoded;
 
     std::cout << chunkNumberEncoded.size() << " - " << chunkNumberEncoded << std::endl;
@@ -201,10 +197,27 @@ void Chunk::writeImage(std::string filename, uint chunkNumber, std::string origi
     std::cout << "HEADER: " << header << std::endl;
 
 
+    if (x * y < (data.size() * 8) + header.size()){
+        throw std::invalid_argument("x and y dimensions are too small for the chunk.");
+    }
+
+    uint xPos = 0;
+
+    for (char bit : header){
+        if (xPos == x){
+            image.append("\n");
+            xPos = 0;
+        }
+        image += bit;
+        image.append(" ");
+        xPos += 1;
+    }
+
+    std::cout << image << std::endl;
+
     int target = x * y;
     int added = 0;
 
-    uint xPos = 0;
     for (char chr : data){
         std::string current = std::bitset<8>(chr).to_string();
         for (int i = 0 ; i < 8; ++i){