From ec3b9435d2b52860156df29f294d8fc8e8f10978 Mon Sep 17 00:00:00 2001
From: Roshan Patel <ovicior@gmail.com>
Date: Tue, 4 Apr 2023 19:22:42 -0400
Subject: [PATCH] simple change

---
 PPMImageExporter.h         | 78 ++++++++++++++++++++++++++++++++++++++
 sgraph/RaycastRenderer.hpp |  2 +-
 2 files changed, 79 insertions(+), 1 deletion(-)
 create mode 100644 PPMImageExporter.h

diff --git a/PPMImageExporter.h b/PPMImageExporter.h
new file mode 100644
index 0000000..5480658
--- /dev/null
+++ b/PPMImageExporter.h
@@ -0,0 +1,78 @@
+//
+// Created by Roshan Patel on 4/4/23.
+//
+
+#ifndef CS4300_RAYTRACER_PPMIMAGEEXPORTER_H
+#define CS4300_RAYTRACER_PPMIMAGEEXPORTER_H
+
+#include <stdexcept>
+#include <iostream>
+#include <fstream>
+#include <sstream>
+#include <vector>
+
+class PPMImageExporter {
+
+public:
+    PPMImageExporter() {
+
+    }
+
+    void export(std::string path, int width, int height, int factor, vector<glm::vec3> data) {
+        string out = "";
+        std::ofstream op;
+        std::string str;
+        int i,j;
+        int r,g,b;
+        int factor;
+
+        fp.open(filename.c_str());
+
+        if (!fp.is_open())
+            throw std::invalid_argument("File not found!");
+
+        std::cout << "Image file opened" << std::endl;
+
+        //read line by line and ignore comments
+        std::stringstream input;
+        std::string line;
+
+        while (std::getline(fp,line)) {
+            if ((line.length()>0) && (line[0]!='#')) {
+                input << line << std::endl;
+            }
+        }
+        fp.close();
+
+
+        //read in the word P3
+
+        input >> str;
+
+
+        //now read in the width and height
+
+        input >> width >> height;
+
+        //read in the factor
+        input >> factor;
+
+        image = new GLubyte[3*width*height];
+
+        for (i=0;i<height;i++)
+        {
+            for (j=0;j<width;j++)
+            {
+                input >> r >> g >> b;
+                image[3*((height-1-i)*width+j)] = r;
+                image[3*((height-1-i)*width+j)+1] = g;
+                image[3*((height-1-i)*width+j)+2] = b;
+                // << "r=" << (int)r << ", g=" << (int)g << ",b=" << (int)b << endl;
+            }
+        }
+        //fp.close();
+    }
+
+};
+
+#endif //CS4300_RAYTRACER_PPMIMAGEEXPORTER_H
diff --git a/sgraph/RaycastRenderer.hpp b/sgraph/RaycastRenderer.hpp
index e3a0625..3d6ee9a 100644
--- a/sgraph/RaycastRenderer.hpp
+++ b/sgraph/RaycastRenderer.hpp
@@ -15,7 +15,7 @@
 #include <stack>
 #include <iostream>
 #include <unordered_map>
-#include "Ray3D.hpp"
+#include "../Ray3D.hpp"
 
 using namespace std;