From c54af1b6644216335361e61e770037aca1527756 Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@gmail.com>
Date: Mon, 6 Jul 2009 16:37:44 +0000
Subject: New GL C++ wrapper.

---
 tests/Makefile.am |  6 ++++-
 tests/glxx.cpp    | 79 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 tests/tests.h     |  9 +++++++
 3 files changed, 93 insertions(+), 1 deletion(-)
 create mode 100644 tests/glxx.cpp

(limited to 'tests')

diff --git a/tests/Makefile.am b/tests/Makefile.am
index 6d496f6..1f3f58c 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -25,7 +25,8 @@ check_PROGRAMS    = warning-test                                               \
                     pngxx-test                                                 \
                     raytrace-test                                              \
                     raytracexx-test                                            \
-                    gl-test
+                    gl-test                                                    \
+                    glxx-test
 TESTS             = $(check_PROGRAMS)
 XFAIL_TESTS       = error-test
 
@@ -59,3 +60,6 @@ raytracexx_test_LDADD   = ./libdimensionxx-tests.la
 
 gl_test_SOURCES = gl.c
 gl_test_LDADD   = ./libdimension-tests.la
+
+glxx_test_SOURCES = glxx.cpp
+glxx_test_LDADD   = ./libdimension-tests.la ./libdimensionxx-tests.la
diff --git a/tests/glxx.cpp b/tests/glxx.cpp
new file mode 100644
index 0000000..1fc08c4
--- /dev/null
+++ b/tests/glxx.cpp
@@ -0,0 +1,79 @@
+/*************************************************************************
+ * Copyright (C) 2008 Tavian Barnes <tavianator@gmail.com>               *
+ *                                                                       *
+ * This file is part of The Dimension Test Suite.                        *
+ *                                                                       *
+ * The Dimension Test Suite is free software; you can redistribute it    *
+ * and/or modify it under the terms of the GNU General Public License as *
+ * published by the Free Software Foundation; either version 3 of the    *
+ * License, or (at your option) any later version.                       *
+ *                                                                       *
+ * The Dimension Test Suite is distributed in the hope that it will be   *
+ * useful, but WITHOUT ANY WARRANTY; without even the implied warranty   *
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU  *
+ * General Public License for more details.                              *
+ *                                                                       *
+ * You should have received a copy of the GNU General Public License     *
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>. *
+ *************************************************************************/
+
+#include "tests.h"
+#include "testsxx.hpp"
+#include <fstream>
+#include <iostream>
+
+int
+main() {
+  using namespace Dimension;
+
+  // Set the resilience low for tests
+  resilience(SEVERITY_LOW);
+
+  // Background color
+  Color background = sRGB(0.0, 0.1, 0.25);
+  background.filter(0.1);
+
+  // Canvas
+  Canvas canvas(768, 480);
+
+  // Camera
+  Perspective_Camera camera(
+    Matrix::rotation(Vector(0.0, 1.0, 0.0))
+    * Matrix::translation(Vector(0.0, 0.0, -4.0))
+    * Matrix::scale(
+        Vector(static_cast<double>(canvas.width())/canvas.height(), 1.0, 1.0)
+      )
+  );
+
+  // Scene
+  Scene scene(background, camera, canvas);
+
+  // Objects in scene
+
+  Sphere sphere;
+  sphere.trans(inverse(Matrix::scale(Vector(1.25, 1.25, 1.25))));
+  scene.push_object(sphere);
+
+  Cube cube;
+  cube.trans(inverse(Matrix::rotation(Vector(0.75, 0.0, 0.0))));
+  scene.push_object(cube);
+
+  Raytracer raytracer(scene);
+  GL_Drawer drawer(scene.canvas());
+  dmnsn_display* display = dmnsn_new_display(scene.canvas().dmnsn());
+
+  // Render the scene
+  for (unsigned int i = 0; i < 10; ++i) {
+    Progress rprogress = raytracer.render_async();
+    std::cout << "Raytracing scene: " << rprogress << std::endl;
+    rprogress.finish();
+
+    drawer.draw();
+    dmnsn_display_frame(display);
+
+    cube.trans(inverse(Matrix::rotation(Vector(0.025, 0.0, 0.0)))*cube.trans());
+    camera.trans(Matrix::rotation(Vector(0.0, -0.05, 0.0))*camera.trans());
+  }
+
+  return EXIT_SUCCESS;
+}
diff --git a/tests/tests.h b/tests/tests.h
index fcb9ad9..30d4002 100644
--- a/tests/tests.h
+++ b/tests/tests.h
@@ -22,6 +22,11 @@
 #include <GL/gl.h>
 #include <stdio.h>
 
+#ifdef __cplusplus
+/* We've been included from a C++ file; mark everything here as extern "C" */
+extern "C" {
+#endif
+
 /*
  * Convenience
  */
@@ -53,3 +58,7 @@ void dmnsn_display_frame(dmnsn_display *display);
 
 /* Print a progress bar of the progress of `progress' */
 void progressbar(const char *str, const dmnsn_progress *progress);
+
+#ifdef __cplusplus
+}
+#endif
-- 
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