mirror of
https://github.com/scratchfoundation/bgfx.git
synced 2024-11-25 09:08:22 -05:00
527 lines
11 KiB
C++
527 lines
11 KiB
C++
/*
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* Copyright 2011-2014 Branimir Karadzic. All rights reserved.
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* License: http://www.opensource.org/licenses/BSD-2-Clause
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*/
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#include <bgfx.h>
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#include <bx/string.h>
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#include <bx/readerwriter.h>
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#include <time.h>
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#include "entry_p.h"
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#include "cmd.h"
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#include "input.h"
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extern "C" int _main_(int _argc, char** _argv);
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namespace entry
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{
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const uint16_t WindowHandle::invalidHandle = UINT16_MAX;
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static uint32_t s_debug = BGFX_DEBUG_NONE;
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static uint32_t s_reset = BGFX_RESET_NONE;
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static bool s_exit = false;
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static bx::FileReaderI* s_fileReader = NULL;
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static bx::FileWriterI* s_fileWriter = NULL;
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bool setOrToggle(uint32_t& _flags, const char* _name, uint32_t _bit, int _first, int _argc, char const* const* _argv)
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{
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if (0 == strcmp(_argv[_first], _name) )
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{
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int arg = _first+1;
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if (_argc > arg)
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{
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_flags &= ~_bit;
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_flags |= bx::toBool(_argv[arg]) ? _bit : 0;
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}
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else
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{
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_flags ^= _bit;
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}
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return true;
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}
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return false;
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}
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void cmd(const void* _userData)
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{
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cmdExec( (const char*)_userData);
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}
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int cmdMouseLock(CmdContext* /*_context*/, void* /*_userData*/, int _argc, char const* const* _argv)
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{
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if (_argc > 1)
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{
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inputSetMouseLock(_argc > 1 ? bx::toBool(_argv[1]) : !inputIsMouseLocked() );
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return 0;
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}
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return 1;
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}
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int cmdGraphics(CmdContext* /*_context*/, void* /*_userData*/, int _argc, char const* const* _argv)
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{
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if (_argc > 1)
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{
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if (setOrToggle(s_reset, "vsync", BGFX_RESET_VSYNC, 1, _argc, _argv)
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|| setOrToggle(s_reset, "hmd", BGFX_RESET_HMD, 1, _argc, _argv)
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|| setOrToggle(s_reset, "hmddbg", BGFX_RESET_HMD_DEBUG, 1, _argc, _argv)
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|| setOrToggle(s_reset, "hmdrecenter", BGFX_RESET_HMD_RECENTER, 1, _argc, _argv)
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|| setOrToggle(s_reset, "msaa", BGFX_RESET_MSAA_X16, 1, _argc, _argv) )
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{
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return 0;
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}
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else if (setOrToggle(s_debug, "stats", BGFX_DEBUG_STATS, 1, _argc, _argv)
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|| setOrToggle(s_debug, "ifh", BGFX_DEBUG_IFH, 1, _argc, _argv)
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|| setOrToggle(s_debug, "text", BGFX_DEBUG_TEXT, 1, _argc, _argv)
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|| setOrToggle(s_debug, "wireframe", BGFX_DEBUG_WIREFRAME, 1, _argc, _argv) )
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{
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bgfx::setDebug(s_debug);
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return 0;
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}
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else if (0 == strcmp(_argv[1], "screenshot") )
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{
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if (_argc > 2)
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{
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bgfx::saveScreenShot(_argv[2]);
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}
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else
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{
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time_t tt;
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time(&tt);
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char filePath[256];
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bx::snprintf(filePath, sizeof(filePath), "temp/screenshot-%d", tt);
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bgfx::saveScreenShot(filePath);
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}
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return 0;
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}
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}
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return 1;
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}
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int cmdExit(CmdContext* /*_context*/, void* /*_userData*/, int /*_argc*/, char const* const* /*_argv*/)
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{
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s_exit = true;
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return 0;
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}
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static const InputBinding s_bindings[] =
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{
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{ entry::Key::KeyQ, entry::Modifier::LeftCtrl, 1, cmd, "exit" },
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{ entry::Key::F1, entry::Modifier::None, 1, cmd, "graphics stats" },
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{ entry::Key::F1, entry::Modifier::LeftShift, 1, cmd, "graphics stats 0\ngraphics text 0" },
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{ entry::Key::F3, entry::Modifier::None, 1, cmd, "graphics wireframe" },
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{ entry::Key::F4, entry::Modifier::None, 1, cmd, "graphics hmd" },
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{ entry::Key::F4, entry::Modifier::LeftShift, 1, cmd, "graphics hmdrecenter" },
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{ entry::Key::F7, entry::Modifier::None, 1, cmd, "graphics vsync" },
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{ entry::Key::F8, entry::Modifier::None, 1, cmd, "graphics msaa" },
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{ entry::Key::Print, entry::Modifier::None, 1, cmd, "graphics screenshot" },
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INPUT_BINDING_END
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};
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int main(int _argc, char** _argv)
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{
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//DBG(BX_COMPILER_NAME " / " BX_CPU_NAME " / " BX_ARCH_NAME " / " BX_PLATFORM_NAME);
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#if BX_CONFIG_CRT_FILE_READER_WRITER
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s_fileReader = new bx::CrtFileReader;
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s_fileWriter = new bx::CrtFileWriter;
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#endif // BX_CONFIG_CRT_FILE_READER_WRITER
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cmdAdd("mouselock", cmdMouseLock);
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cmdAdd("graphics", cmdGraphics );
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cmdAdd("exit", cmdExit );
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inputAddBindings("bindings", s_bindings);
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entry::WindowHandle defaultWindow = { 0 };
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entry::setWindowTitle(defaultWindow, bx::baseName(_argv[0]));
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int32_t result = ::_main_(_argc, _argv);
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#if BX_CONFIG_CRT_FILE_READER_WRITER
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delete s_fileReader;
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s_fileReader = NULL;
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delete s_fileWriter;
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s_fileWriter = NULL;
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#endif // BX_CONFIG_CRT_FILE_READER_WRITER
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return result;
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}
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char keyToAscii(entry::Key::Enum _key, bool _shiftModifier)
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{
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static const char s_keyToAscii[entry::Key::Count] =
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{
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'\0', // None
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0x1b, // Esc
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0x0d, // Return
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0x09, // Tab
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0x20, // Space
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0x08, // Backspace
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'\0', // Up
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'\0', // Down
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'\0', // Left
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'\0', // Right
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'\0', // PageUp
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'\0', // PageDown
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'\0', // Home
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'\0', // End
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'\0', // Print
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0x3d, // Equals
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0x2d, // Minus
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'\0', // F1
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'\0', // F2
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'\0', // F3
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'\0', // F4
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'\0', // F5
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'\0', // F6
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'\0', // F7
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'\0', // F8
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'\0', // F9
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'\0', // F10
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'\0', // F11
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'\0', // F12
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0x30, // NumPad0
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0x31, // NumPad1
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0x32, // NumPad2
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0x33, // NumPad3
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0x34, // NumPad4
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0x35, // NumPad5
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0x36, // NumPad6
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0x37, // NumPad7
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0x38, // NumPad8
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0x39, // NumPad9
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0x30, // Key0
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0x31, // Key1
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0x32, // Key2
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0x33, // Key3
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0x34, // Key4
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0x35, // Key5
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0x36, // Key6
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0x37, // Key7
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0x38, // Key8
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0x39, // Key9
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0x61, // KeyA
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0x62, // KeyB
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0x63, // KeyC
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0x64, // KeyD
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0x65, // KeyE
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0x66, // KeyF
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0x67, // KeyG
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0x68, // KeyH
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0x69, // KeyI
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0x6a, // KeyJ
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0x6b, // KeyK
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0x6c, // KeyL
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0x6d, // KeyM
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0x6e, // KeyN
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0x6f, // KeyO
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0x70, // KeyP
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0x71, // KeyQ
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0x72, // KeyR
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0x73, // KeyS
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0x74, // KeyT
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0x75, // KeyU
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0x76, // KeyV
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0x77, // KeyW
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0x78, // KeyX
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0x79, // KeyY
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0x7a, // KeyZ
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};
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char ascii = s_keyToAscii[_key];
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if (_shiftModifier)
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{
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// Big letters.
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if (ascii >= 'a' && ascii <= 'z')
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{
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ascii += 'A' - 'a';
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}
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// Special cases.
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else if ('-' == ascii)
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{
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ascii = '_';
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}
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else if ('=' == ascii)
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{
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ascii = '+';
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}
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}
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return ascii;
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}
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bool processEvents(uint32_t& _width, uint32_t& _height, uint32_t& _debug, uint32_t& _reset, MouseState* _mouse)
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{
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s_debug = _debug;
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s_reset = _reset;
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WindowHandle handle = { UINT16_MAX };
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bool mouseLock = inputIsMouseLocked();
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const Event* ev;
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do
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{
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struct SE { const Event* m_ev; SE() : m_ev(poll() ) {} ~SE() { if (NULL != m_ev) { release(m_ev); } } } scopeEvent;
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ev = scopeEvent.m_ev;
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if (NULL != ev)
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{
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switch (ev->m_type)
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{
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case Event::Exit:
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return true;
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case Event::Mouse:
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{
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const MouseEvent* mouse = static_cast<const MouseEvent*>(ev);
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handle = mouse->m_handle;
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if (mouse->m_move)
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{
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inputSetMousePos(mouse->m_mx, mouse->m_my, mouse->m_mz);
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}
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else
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{
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inputSetMouseButtonState(mouse->m_button, mouse->m_down);
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}
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if (NULL != _mouse
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&& !mouseLock)
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{
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if (mouse->m_move)
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{
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_mouse->m_mx = mouse->m_mx;
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_mouse->m_my = mouse->m_my;
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_mouse->m_mz = mouse->m_mz;
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}
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else
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{
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_mouse->m_buttons[mouse->m_button] = mouse->m_down;
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}
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}
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}
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break;
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case Event::Key:
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{
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const KeyEvent* key = static_cast<const KeyEvent*>(ev);
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handle = key->m_handle;
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inputSetKeyState(key->m_key, key->m_modifiers, key->m_down);
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}
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break;
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case Event::Char:
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{
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const CharEvent* chev = static_cast<const CharEvent*>(ev);
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inputChar(chev->m_len, chev->m_char);
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}
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break;
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case Event::Size:
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{
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const SizeEvent* size = static_cast<const SizeEvent*>(ev);
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handle = size->m_handle;
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_width = size->m_width;
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_height = size->m_height;
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_reset = !s_reset; // force reset
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}
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break;
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case Event::Window:
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break;
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default:
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break;
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}
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}
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inputProcess();
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} while (NULL != ev);
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if (handle.idx == 0
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&& _reset != s_reset)
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{
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_reset = s_reset;
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bgfx::reset(_width, _height, _reset);
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inputSetMouseResolution(_width, _height);
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}
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_debug = s_debug;
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return s_exit;
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}
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WindowState s_window[ENTRY_CONFIG_MAX_WINDOWS];
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bool processWindowEvents(WindowState& _state, uint32_t& _debug, uint32_t& _reset)
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{
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s_debug = _debug;
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s_reset = _reset;
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WindowHandle handle = { UINT16_MAX };
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bool mouseLock = inputIsMouseLocked();
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const Event* ev;
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do
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{
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struct SE
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{
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SE(WindowHandle _handle)
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: m_ev(poll(_handle) )
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{
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}
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~SE()
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{
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if (NULL != m_ev)
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{
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release(m_ev);
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}
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}
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const Event* m_ev;
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} scopeEvent(handle);
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ev = scopeEvent.m_ev;
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if (NULL != ev)
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{
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handle = ev->m_handle;
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WindowState& win = s_window[handle.idx];
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switch (ev->m_type)
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{
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case Event::Exit:
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return true;
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case Event::Mouse:
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{
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const MouseEvent* mouse = static_cast<const MouseEvent*>(ev);
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win.m_handle = mouse->m_handle;
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if (mouse->m_move)
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{
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inputSetMousePos(mouse->m_mx, mouse->m_my, mouse->m_mz);
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}
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else
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{
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inputSetMouseButtonState(mouse->m_button, mouse->m_down);
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}
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if (!mouseLock)
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{
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if (mouse->m_move)
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{
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win.m_mouse.m_mx = mouse->m_mx;
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win.m_mouse.m_my = mouse->m_my;
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win.m_mouse.m_mz = mouse->m_mz;
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}
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else
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{
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win.m_mouse.m_buttons[mouse->m_button] = mouse->m_down;
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}
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}
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}
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break;
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case Event::Key:
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{
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const KeyEvent* key = static_cast<const KeyEvent*>(ev);
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win.m_handle = key->m_handle;
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inputSetKeyState(key->m_key, key->m_modifiers, key->m_down);
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}
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break;
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case Event::Char:
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{
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const CharEvent* chev = static_cast<const CharEvent*>(ev);
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win.m_handle = chev->m_handle;
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inputChar(chev->m_len, chev->m_char);
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}
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break;
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case Event::Size:
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{
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const SizeEvent* size = static_cast<const SizeEvent*>(ev);
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win.m_handle = size->m_handle;
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win.m_width = size->m_width;
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win.m_height = size->m_height;
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_reset = win.m_handle.idx == 0
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? !s_reset
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: _reset
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; // force reset
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}
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break;
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case Event::Window:
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{
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const WindowEvent* window = static_cast<const WindowEvent*>(ev);
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win.m_handle = window->m_handle;
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win.m_nwh = window->m_nwh;
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ev = NULL;
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}
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break;
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default:
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break;
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}
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}
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inputProcess();
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} while (NULL != ev);
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if (isValid(handle) )
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{
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const WindowState& win = s_window[handle.idx];
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_state = win;
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if (handle.idx == 0)
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{
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inputSetMouseResolution(win.m_width, win.m_height);
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}
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}
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if (_reset != s_reset)
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{
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_reset = s_reset;
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bgfx::reset(s_window[0].m_width, s_window[0].m_height, _reset);
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inputSetMouseResolution(s_window[0].m_width, s_window[0].m_height);
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}
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_debug = s_debug;
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return s_exit;
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}
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bx::FileReaderI* getFileReader()
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{
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return s_fileReader;
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}
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bx::FileWriterI* getFileWriter()
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{
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return s_fileWriter;
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}
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} // namespace entry
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extern "C" bool entry_process_events(uint32_t* _width, uint32_t* _height, uint32_t* _debug, uint32_t* _reset)
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{
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return entry::processEvents(*_width, *_height, *_debug, *_reset, NULL);
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}
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