esve::components::dimn::Draw_Tree_impl Struct Reference

A starter draw tree. More...

#include <esve/components/dimn/Draw_Tree_impl.hxx>

List of all members.

Public Attributes
message::impl::Draw_Node	root_draw_node
	Root draw node.
message::impl::Draw_Node	draw_initialize_node
	OpenGL initialization.
components::dimn::Check_Error	check_error
	Checks for OpenGL errors.
message::impl::Draw_Node	clear_buffers_node
	Placeholder node for clearing buffers.
message::impl::Draw_Node	unlit_draw_node
	Placeholder node for unlit drawing, such as a background.
message::impl::Draw_Node	lit_draw_node
	Placeholder node for lit (lighted) drawing. Add lights here.

---

Detailed Description

A starter draw tree.

This is an example configuration for implementers building an application from scatch.

   
                                 root_draw_node
                                 /  /  / \  \                               .
    draw_intialize_node <-------+  /  /   \  \                              .
                                  /  /     \  \                             .
                    +------------+  /       \  +------------+               .
                   /               /  draw() \               \              .
                  /               /           \               \             .
                 /               /             \               \            .
                /               /               \               \           .
               /               /                 \               \          .
              /               /                   \               \         .
             /               /                     \               \        .
            |               |                       |               |
           \|/             \|/                     \|/             \|/
            *               *                       *               *
      check_error   clear_buffers_node       unlit_draw_node   lit_draw_node
   
    

---