few changes?

opengl-test-two/main.cpp

@@ -168,6 +168,24 @@ GLuint WriteTexture(int textw, int texth){
     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
 
+    // The depth buffer -- OPTIONAL, REMOVE WHEN NOT NEEDED
+    GLuint depthrenderbuffer;
+    glGenRenderbuffers(1, &depthrenderbuffer);
+    glBindRenderbuffer(GL_RENDERBUFFER, depthrenderbuffer);
+    glRenderbufferStorage(GL_RENDERBUFFER, GL_DEPTH_COMPONENT, 1024, 768);
+    glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_RENDERBUFFER, depthrenderbuffer);
+
+    // Set "renderedTexture" as our colour attachement #0
+    glFramebufferTexture(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, renderedTexture, 0);
+
+    // Set the list of draw buffers.
+    GLenum DrawBuffers[1] = {GL_COLOR_ATTACHMENT0};
+    glDrawBuffers(1, DrawBuffers); // "1" is the size of DrawBuffers
+
+    // Always check that our framebuffer is ok
+    if(glCheckFramebufferStatus(GL_FRAMEBUFFER) != GL_FRAMEBUFFER_COMPLETE)
+        return false;
+
 }