chore: lower case all files

src/vbo.cpp

@@ -0,0 +1,14 @@
+#include "vbo.hpp"
+
+VBO::VBO(GLfloat* vertices, size_t size)
+{
+  glGenBuffers(1, &id);
+  glBindBuffer(GL_ARRAY_BUFFER, id);
+  glBufferData(GL_ARRAY_BUFFER, size, vertices, GL_STATIC_DRAW);
+}
+
+VBO::~VBO() { glDeleteBuffers(1, &id); }
+
+void VBO::bind() { glBindBuffer(GL_ARRAY_BUFFER, id); }
+
+void VBO::unbind() { glBindBuffer(GL_ARRAY_BUFFER, 0); }