From 3d78a073d90d8f232604fbdc76a6a583ffab364b Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Mon, 24 May 2021 09:16:08 -0400
Subject: Consistently refer to C++ as "cpp" and fix installation

---
 examples/pugl_cpp_demo.cpp | 148 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 148 insertions(+)
 create mode 100644 examples/pugl_cpp_demo.cpp

(limited to 'examples/pugl_cpp_demo.cpp')

diff --git a/examples/pugl_cpp_demo.cpp b/examples/pugl_cpp_demo.cpp
new file mode 100644
index 0000000..e49c416
--- /dev/null
+++ b/examples/pugl_cpp_demo.cpp
@@ -0,0 +1,148 @@
+/*
+  Copyright 2012-2020 David Robillard <d@drobilla.net>
+
+  Permission to use, copy, modify, and/or distribute this software for any
+  purpose with or without fee is hereby granted, provided that the above
+  copyright notice and this permission notice appear in all copies.
+
+  THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+  WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+  MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+  ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+  ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+  OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+
+#include "cube_view.h"
+#include "demo_utils.h"
+#include "test/test_utils.h"
+
+#include "pugl/gl.hpp"
+#include "pugl/pugl.h"
+#include "pugl/pugl.hpp"
+
+#include <cmath>
+
+class CubeView : public pugl::View
+{
+public:
+  explicit CubeView(pugl::World& world)
+    : pugl::View{world}
+  {
+    setEventHandler(*this);
+  }
+
+  template<PuglEventType t, class Base>
+  pugl::Status onEvent(const pugl::Event<t, Base>&) noexcept
+  {
+    return pugl::Status::success;
+  }
+
+  static pugl::Status onEvent(const pugl::ConfigureEvent& event) noexcept;
+  pugl::Status        onEvent(const pugl::UpdateEvent& event) noexcept;
+  pugl::Status        onEvent(const pugl::ExposeEvent& event) noexcept;
+  pugl::Status        onEvent(const pugl::KeyPressEvent& event) noexcept;
+  pugl::Status        onEvent(const pugl::CloseEvent& event) noexcept;
+
+  bool quit() const { return _quit; }
+
+private:
+  double _xAngle{0.0};
+  double _yAngle{0.0};
+  double _lastDrawTime{0.0};
+  bool   _quit{false};
+};
+
+pugl::Status
+CubeView::onEvent(const pugl::ConfigureEvent& event) noexcept
+{
+  reshapeCube(static_cast<float>(event.width),
+              static_cast<float>(event.height));
+
+  return pugl::Status::success;
+}
+
+pugl::Status
+CubeView::onEvent(const pugl::UpdateEvent&) noexcept
+{
+  return postRedisplay();
+}
+
+pugl::Status
+CubeView::onEvent(const pugl::ExposeEvent&) noexcept
+{
+  const double thisTime = world().time();
+  const double dTime    = thisTime - _lastDrawTime;
+  const double dAngle   = dTime * 100.0;
+
+  _xAngle = fmod(_xAngle + dAngle, 360.0);
+  _yAngle = fmod(_yAngle + dAngle, 360.0);
+  displayCube(cobj(),
+              8.0f,
+              static_cast<float>(_xAngle),
+              static_cast<float>(_yAngle),
+              false);
+
+  _lastDrawTime = thisTime;
+
+  return pugl::Status::success;
+}
+
+pugl::Status
+CubeView::onEvent(const pugl::KeyPressEvent& event) noexcept
+{
+  if (event.key == PUGL_KEY_ESCAPE || event.key == 'q') {
+    _quit = true;
+  }
+
+  return pugl::Status::success;
+}
+
+pugl::Status
+CubeView::onEvent(const pugl::CloseEvent&) noexcept
+{
+  _quit = true;
+
+  return pugl::Status::success;
+}
+
+int
+main(int argc, char** argv)
+{
+  const PuglTestOptions opts = puglParseTestOptions(&argc, &argv);
+  if (opts.help) {
+    puglPrintTestUsage("pugl_cpp_demo", "");
+    return 1;
+  }
+
+  pugl::World    world{pugl::WorldType::program};
+  CubeView       view{world};
+  PuglFpsPrinter fpsPrinter{};
+
+  world.setClassName("PuglCppTest");
+
+  view.setWindowTitle("Pugl C++ Test");
+  view.setDefaultSize(512, 512);
+  view.setMinSize(64, 64);
+  view.setMaxSize(256, 256);
+  view.setAspectRatio(1, 1, 16, 9);
+  view.setBackend(pugl::glBackend());
+  view.setHint(pugl::ViewHint::resizable, opts.resizable);
+  view.setHint(pugl::ViewHint::samples, opts.samples);
+  view.setHint(pugl::ViewHint::doubleBuffer, opts.doubleBuffer);
+  view.setHint(pugl::ViewHint::swapInterval, opts.sync);
+  view.setHint(pugl::ViewHint::ignoreKeyRepeat, opts.ignoreKeyRepeat);
+  view.realize();
+  view.show();
+
+  unsigned framesDrawn = 0;
+  while (!view.quit()) {
+    world.update(0.0);
+
+    ++framesDrawn;
+    puglPrintFps(world.cobj(), &fpsPrinter, &framesDrawn);
+  }
+
+  return 0;
+}
-- 
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