restructuring

src/main.c

@@ -31,6 +31,15 @@ int main() {
 	glViewport(0, 0, 1920, 1080);
 	glfwSetFramebufferSizeCallback(window, framebuffer_size_callback);
 	glfwSetInputMode(window, GLFW_STICKY_KEYS, GL_TRUE);
+	float vertices[] = {
+		-0.5f, -0.5f, 0.0f,
+		0.5f, -0.5f, 0.0f,
+		0.0f,  0.5f, 0.0f
+	};
+	unsigned int VBO;
+	glGenBuffers(1, &VBO);
+	glBindBuffer(GL_ARRAY_BUFFER, VBO);
+	glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, GL_STATIC_DRAW);
 	while(!glfwWindowShouldClose(window)) {
 		glClearColor(0.2f, 0.3f, 0.3f, 1.0f);
 		glClear(GL_COLOR_BUFFER_BIT);
@@ -47,3 +56,28 @@ void glfwError(int id, const char* description) {
 void framebuffer_size_callback(GLFWwindow* window, int width, int height) {
 	glViewport(0, 0, width, height);
 }
+unsigned int parseShader(const char *filePath) {
+	FILE *fp = fopen(filePath, "rb");
+	size_t lSize;
+	char *buffer;
+	if(!fp) {
+		perror(filePath);
+	}
+	fseek(fp, 0L, SEEK_END);
+	lSize = ftell(fp);
+	rewind(fp);
+	buffer = malloc(lSize + 1);
+	if(!buffer) {
+		fclose(fp);
+		printf("out of memory");
+		exit(1);
+	}
+	size_t readReturn = fread(buffer, lSize, 1, fp);
+	fclose(fp);
+	if(readReturn != 1) {
+		printf("Can't read Shader");
+		exit(1);
+	}
+	printf("%s", buffer);
+	return 0;
+}