1 /*
2 Copyright 2012-2020 David Robillard <d@drobilla.net>
3
4 Permission to use, copy, modify, and/or distribute this software for any
5 purpose with or without fee is hereby granted, provided that the above
6 copyright notice and this permission notice appear in all copies.
7
8 THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 */
16
17 #include "cube_view.h"
18 #include "demo_utils.h"
19 #include "test/test_utils.h"
20
21 #include "pugl/gl.hpp"
22 #include "pugl/pugl.h"
23 #include "pugl/pugl.hpp"
24
25 #include <cmath>
26
27 class CubeView : public pugl::View
28 {
29 public:
CubeView(pugl::World & world)30 explicit CubeView(pugl::World& world)
31 : pugl::View{world}
32 {
33 setEventHandler(*this);
34 }
35
36 template<PuglEventType t, class Base>
onEvent(const pugl::Event<t,Base> &)37 pugl::Status onEvent(const pugl::Event<t, Base>&) noexcept
38 {
39 return pugl::Status::success;
40 }
41
42 static pugl::Status onEvent(const pugl::ConfigureEvent& event) noexcept;
43 pugl::Status onEvent(const pugl::UpdateEvent& event) noexcept;
44 pugl::Status onEvent(const pugl::ExposeEvent& event) noexcept;
45 pugl::Status onEvent(const pugl::KeyPressEvent& event) noexcept;
46 pugl::Status onEvent(const pugl::CloseEvent& event) noexcept;
47
quit() const48 bool quit() const { return _quit; }
49
50 private:
51 double _xAngle{0.0};
52 double _yAngle{0.0};
53 double _lastDrawTime{0.0};
54 bool _quit{false};
55 };
56
57 pugl::Status
onEvent(const pugl::ConfigureEvent & event)58 CubeView::onEvent(const pugl::ConfigureEvent& event) noexcept
59 {
60 reshapeCube(static_cast<float>(event.width),
61 static_cast<float>(event.height));
62
63 return pugl::Status::success;
64 }
65
66 pugl::Status
onEvent(const pugl::UpdateEvent &)67 CubeView::onEvent(const pugl::UpdateEvent&) noexcept
68 {
69 return postRedisplay();
70 }
71
72 pugl::Status
onEvent(const pugl::ExposeEvent &)73 CubeView::onEvent(const pugl::ExposeEvent&) noexcept
74 {
75 const double thisTime = world().time();
76 const double dTime = thisTime - _lastDrawTime;
77 const double dAngle = dTime * 100.0;
78
79 _xAngle = fmod(_xAngle + dAngle, 360.0);
80 _yAngle = fmod(_yAngle + dAngle, 360.0);
81 displayCube(cobj(),
82 8.0f,
83 static_cast<float>(_xAngle),
84 static_cast<float>(_yAngle),
85 false);
86
87 _lastDrawTime = thisTime;
88
89 return pugl::Status::success;
90 }
91
92 pugl::Status
onEvent(const pugl::KeyPressEvent & event)93 CubeView::onEvent(const pugl::KeyPressEvent& event) noexcept
94 {
95 if (event.key == PUGL_KEY_ESCAPE || event.key == 'q') {
96 _quit = true;
97 }
98
99 return pugl::Status::success;
100 }
101
102 pugl::Status
onEvent(const pugl::CloseEvent &)103 CubeView::onEvent(const pugl::CloseEvent&) noexcept
104 {
105 _quit = true;
106
107 return pugl::Status::success;
108 }
109
110 int
main(int argc,char ** argv)111 main(int argc, char** argv)
112 {
113 const PuglTestOptions opts = puglParseTestOptions(&argc, &argv);
114 if (opts.help) {
115 puglPrintTestUsage("pugl_cxx_demo", "");
116 return 1;
117 }
118
119 pugl::World world{pugl::WorldType::program};
120 CubeView view{world};
121 PuglFpsPrinter fpsPrinter{};
122
123 world.setClassName("PuglCppTest");
124
125 view.setWindowTitle("Pugl C++ Test");
126 view.setDefaultSize(512, 512);
127 view.setMinSize(64, 64);
128 view.setAspectRatio(1, 1, 16, 9);
129 view.setBackend(pugl::glBackend());
130 view.setHint(pugl::ViewHint::resizable, opts.resizable);
131 view.setHint(pugl::ViewHint::samples, opts.samples);
132 view.setHint(pugl::ViewHint::doubleBuffer, opts.doubleBuffer);
133 view.setHint(pugl::ViewHint::swapInterval, opts.sync);
134 view.setHint(pugl::ViewHint::ignoreKeyRepeat, opts.ignoreKeyRepeat);
135 view.realize();
136 view.show();
137
138 unsigned framesDrawn = 0;
139 while (!view.quit()) {
140 world.update(0.0);
141
142 ++framesDrawn;
143 puglPrintFps(world.cobj(), &fpsPrinter, &framesDrawn);
144 }
145
146 return 0;
147 }
148