增加文件加载功能

main.cpp

@@ -1,7 +1,28 @@
 #include "ggl.h"
 #include "scene.h"
+#include "utils.h"
 #pragma comment(lib, "opengl32.lib")
 #pragma comment(lib, "glew32.lib")
+
+unsigned char * LoadFileContent(const char *path, int &filesize) {
+	unsigned char*fileContent = nullptr;
+	filesize = 0;
+	FILE*pFile = fopen(path, "rb");
+	if (pFile) {
+		fseek(pFile, 0, SEEK_END);
+		int nLen = ftell(pFile);
+		if (nLen > 0) {
+			rewind(pFile);
+			fileContent = new unsigned char[nLen + 1];
+			fread(fileContent, sizeof(unsigned char), nLen, pFile);
+			fileContent[nLen] = '\0';
+			filesize = nLen;
+		}
+		fclose(pFile);
+	}
+	return fileContent;
+}
+
 /**
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 */

utils.h

@@ -0,0 +1,2 @@
+#pragma once
+unsigned char * LoadFileContent(const char*path, int&filesize);