a

1 files changed, 109 insertions, 0 deletions

diff --git a/main/main.cpp b/main/main.cpp
new file mode 100644
index 00000000..37e7164b
--- /dev/null
+++ b/main/main.cpp
@@ -0,0 +1,109 @@
+#include <cstddef>
+#include "compat/sysexits.hpp"
+#include "main.hpp"
+#include "compat/fpu.hpp"
+#include <Corrade/Utility/Arguments.h>
+#include <Corrade/Utility/DebugStl.h>
+#include <Magnum/GL/DefaultFramebuffer.h>
+
+#ifdef FM_MSAA
+#include <Magnum/GL/RenderbufferFormat.h>
+#endif
+
+namespace floormat {
+
+int floormat::run_from_argv(int argc, char** argv)
+{
+    Corrade::Utility::Arguments args{};
+    app_settings opts;
+    args.addSkippedPrefix("magnum")
+        .addOption("vsync", opts.vsync ? "1" : "0")
+        .parse(argc, argv);
+    opts.vsync = args.value<bool>("vsync");
+    floormat x{{argc, argv}, std::move(opts)}; // NOLINT(performance-move-const-arg)
+    return x.exec();
+}
+
+void floormat::usage(const Utility::Arguments& args)
+{
+    Error{Error::Flag::NoNewlineAtTheEnd} << args.usage();
+    std::exit(EX_USAGE); // NOLINT(concurrency-mt-unsafe)
+}
+
+floormat::floormat(const Arguments& arguments, app_settings opts):
+      Platform::Sdl2Application{
+          arguments,
+          Configuration{}
+              .setTitle("Test")
+              .setSize({1024, 768}, dpi_policy::Physical)
+              .setWindowFlags(Configuration::WindowFlag::Resizable),
+          GLConfiguration{}
+      },
+      _settings{opts}
+{
+    SDL_MaximizeWindow(window());
+
+    if (opts.vsync)
+    {
+        (void)setSwapInterval(1);
+        if (const auto list = GL::Context::current().extensionStrings();
+            std::find(list.cbegin(), list.cend(), "EXT_swap_control_tear") != list.cbegin())
+            (void)setSwapInterval(-1);
+    }
+    else
+        setSwapInterval(0);
+
+    set_fp_mask();
+    reset_camera_offset();
+
+    fm_assert(framebufferSize() == windowSize());
+    recalc_viewport(windowSize());
+
+    setMinimalLoopPeriod(5);
+    {
+        auto c = _world[chunk_coords{0, 0}];
+        make_test_chunk(*c);
+    }
+    timeline.start();
+}
+
+void floormat::recalc_viewport(Vector2i size)
+{
+    _shader.set_scale(Vector2(size));
+    init_imgui(size);
+    _cursor_pixel = std::nullopt;
+    recalc_cursor_tile();
+
+    GL::defaultFramebuffer.setViewport({{}, size });
+#ifdef FM_MSAA
+    _msaa_framebuffer.detach(GL::Framebuffer::ColorAttachment{0});
+    _msaa_renderbuffer = Magnum::GL::Renderbuffer{};
+    _msaa_renderbuffer.setStorageMultisample(msaa_samples, GL::RenderbufferFormat::RGBA8, size);
+    _msaa_framebuffer.setViewport({{}, size });
+    _msaa_framebuffer.attachRenderbuffer(GL::Framebuffer::ColorAttachment{0}, _msaa_renderbuffer);
+#endif
+}
+
+} // namespace floormat
+
+int main(int argc, char** argv)
+{
+    return floormat::floormat::run_from_argv(argc, argv);
+}
+
+#ifdef _MSC_VER
+#include <cstdlib> // for __arg{c,v}
+#ifdef __clang__
+#    pragma clang diagnostic push
+#    pragma clang diagnostic ignored "-Wmain"
+#endif
+extern "C" int __stdcall WinMain(void*, void*, void*, int);
+
+extern "C" int __stdcall WinMain(void*, void*, void*, int)
+{
+    return main(__argc, __argv);
+}
+#ifdef __clang__
+#    pragma clang diagnostic pop
+#endif
+#endif