From 82f71b0d13788b1cff9a24c5b652effd11631523 Mon Sep 17 00:00:00 2001
From: Colin Okay <colin@cicadas.surf>
Date: Wed, 29 Jun 2022 11:54:24 -0500
Subject: [refactor] [structure] modularized project file structure

---
 src/protocol.lisp | 45 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 src/protocol.lisp

(limited to 'src/protocol.lisp')

diff --git a/src/protocol.lisp b/src/protocol.lisp
new file mode 100644
index 0000000..52d2525
--- /dev/null
+++ b/src/protocol.lisp
@@ -0,0 +1,45 @@
+;;;; protocol.lisp
+
+(in-package #:wheelwork)
+
+(defgeneric boot (app)
+  (:documentation "Specialized for each subclass of
+  APPLICATION. Responsble for setting the app up once the system
+  resoruces are avaialble."))
+
+(defgeneric shutdown (app)
+  (:documentation "Specialzied for each subclass of
+  APPLICATION. Called just before cleanup.")
+  (:method ((any t)) nil))
+
+(defgeneric cleanup (thing)
+  (:documentation "Clean up applications, textures, and other foreign
+  resources. Called after shutodown.")
+  (:method ((any t)) nil))
+
+(defgeneric drop-unit (unit)
+  (:documentation "Removes a unit from a container."))
+(defgeneric add-unit (container unit)
+  (:documentation "Adds a unit to a container, removing it from its
+  current container first, if necessary."))
+
+(defgeneric unit-width (unit))
+(defgeneric unit-height (unit)) 
+(defgeneric (setf unit-width) (newval unit))
+(defgeneric (setf unit-height) (newval unit))
+
+(defgeneric render (thing)
+  (:documentation "Renders thing for visual display."))
+
+(defgeneric model-matrix (thing)
+  (:documentation "Returns the model matrix for THING, representing
+  its position, scale, and orientation in the scene"))
+
+(defgeneric projected-matrix (thing)
+  (:documentation "Returns the raw array of the model matrix after it
+  has been prjected by the application's projecion matrix. Used to
+  pass to GLSL shader programs."))
+
+(defgeneric ensure-loaded (asset)
+  (:documentation "Ensures that the asset is loaded into memory and
+  ready for use. Returns the asset."))
-- 
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