From bff7f2b3b440c30d0d6eb692576af57ef42edd1b Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@gmail.com>
Date: Wed, 8 Jul 2009 17:12:02 +0000
Subject: Comments and style adjustments, and a couple fixes.

---
 tests/gl.c | 17 ++++++++++++++---
 1 file changed, 14 insertions(+), 3 deletions(-)

(limited to 'tests/gl.c')

diff --git a/tests/gl.c b/tests/gl.c
index c9a3ae4..99040c1 100644
--- a/tests/gl.c
+++ b/tests/gl.c
@@ -26,29 +26,35 @@ main() {
   dmnsn_display *display;
   dmnsn_progress *progress;
   dmnsn_scene *scene;
-  dmnsn_object *sphere, *cube;
+  dmnsn_object *cube;
   dmnsn_matrix trans;
+  const unsigned int frames = 10;
   unsigned int i;
 
   /* Set the resilience low for tests */
   dmnsn_set_resilience(DMNSN_SEVERITY_LOW);
 
+  /* Create the default test scene */
   scene = dmnsn_new_default_scene();
   if (!scene) {
     fprintf(stderr, "--- Couldn't create default scene! ---\n");
     return EXIT_FAILURE;
   }
 
+  /* Optimize the canvas for GL drawing */
   if (dmnsn_gl_optimize_canvas(scene->canvas) != 0) {
     dmnsn_delete_default_scene(scene);
     fprintf(stderr, "--- Couldn't optimize canvas for GL! ---\n");
     return EXIT_FAILURE;
   }
 
-  dmnsn_array_get(scene->objects, 0, &sphere);
+  /* Get the cube object */
   dmnsn_array_get(scene->objects, 1, &cube);
+
+  /* Get the camera transformation matrix */
   trans = dmnsn_get_perspective_camera_trans(scene->camera);
 
+  /* Create a new glX display */
   display = dmnsn_new_display(scene->canvas);
   if (!display) {
     dmnsn_delete_default_scene(scene);
@@ -56,7 +62,10 @@ main() {
     return EXIT_FAILURE;
   }
 
-  for (i = 0; i < 10; ++i) {
+  /* Render the animation */
+  for (i = 0; i < frames; ++i) {
+    /* Render the scene */
+
     progress = dmnsn_raytrace_scene_async(scene);
     if (!progress) {
       dmnsn_delete_display(display);
@@ -74,6 +83,8 @@ main() {
       return EXIT_FAILURE;
     }
 
+    /* Display the scene */
+
     if (dmnsn_gl_write_canvas(scene->canvas) != 0) {
       dmnsn_delete_display(display);
       dmnsn_delete_default_scene(scene);
-- 
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