Add 'texture.cpp'

texture.cpp

@@ -0,0 +1,44 @@
+```cpp
+void getTexturePath(std::string material, std::string libPath, subMesh &currMesh) {
+        std::ifstream file(libPath);
+        std::string line;
+        std::string texturePath;
+        bool foundMat = false;
+        while(std::getline(file, line)) {
+            std::stringstream ss(line);
+            std::string keyword;
+            ss.unsetf(std::ios_base::skipws);
+
+            ss >> std::ws;
+
+            ss >> std::ws >> keyword;
+            std::string currMat;
+            if (foundMat) {
+                std::string matName;
+                ss >> std::ws >> matName;
+                if (keyword.length() >= 3) {
+                    if (keyword.substr(0, 3) == "map") {
+                        texturePath = line.substr(6 + (keyword.length() - 5));
+                        
+                        currMesh.subTex = new olc::Sprite(texturePath);
+                        currMesh.hasTexture = true;
+                        currMesh.texPath = texturePath;
+                        return;
+                    }
+                }
+                else if (matName == "") {
+                    currMesh.hasTexture = false;
+                    return;
+                }
+            }
+
+            if (keyword == "newmtl") {
+                currMat = line.substr(7);
+                if (currMat == material) {
+                    foundMat = true;
+                }
+            }
+        }
+        currMesh.hasTexture = false;
+    }
+```