759 lines
26 KiB
C
759 lines
26 KiB
C
//========================================================================
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// GLFW 3.4 Win32 - www.glfw.org
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//------------------------------------------------------------------------
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// Copyright (c) 2002-2006 Marcus Geelnard
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// Copyright (c) 2006-2019 Camilla Löwy <elmindreda@glfw.org>
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//
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// This software is provided 'as-is', without any express or implied
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// warranty. In no event will the authors be held liable for any damages
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// arising from the use of this software.
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//
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it
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// freely, subject to the following restrictions:
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//
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// 1. The origin of this software must not be misrepresented; you must not
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// claim that you wrote the original software. If you use this software
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// in a product, an acknowledgment in the product documentation would
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// be appreciated but is not required.
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//
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// 2. Altered source versions must be plainly marked as such, and must not
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// be misrepresented as being the original software.
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//
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// 3. This notice may not be removed or altered from any source
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// distribution.
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//
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//========================================================================
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// Please use C89 style variable declarations in this file because VS 2010
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//========================================================================
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#include "internal.h"
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#include <stdio.h>
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#include <math.h>
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#define _GLFW_TYPE_AXIS 0
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#define _GLFW_TYPE_SLIDER 1
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#define _GLFW_TYPE_BUTTON 2
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#define _GLFW_TYPE_POV 3
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// Data produced with DirectInput device object enumeration
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//
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typedef struct _GLFWobjenumWin32
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{
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IDirectInputDevice8W* device;
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_GLFWjoyobjectWin32* objects;
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int objectCount;
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int axisCount;
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int sliderCount;
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int buttonCount;
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int povCount;
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} _GLFWobjenumWin32;
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// Define local copies of the necessary GUIDs
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//
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static const GUID _glfw_IID_IDirectInput8W =
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{0xbf798031,0x483a,0x4da2,{0xaa,0x99,0x5d,0x64,0xed,0x36,0x97,0x00}};
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static const GUID _glfw_GUID_XAxis =
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{0xa36d02e0,0xc9f3,0x11cf,{0xbf,0xc7,0x44,0x45,0x53,0x54,0x00,0x00}};
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static const GUID _glfw_GUID_YAxis =
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{0xa36d02e1,0xc9f3,0x11cf,{0xbf,0xc7,0x44,0x45,0x53,0x54,0x00,0x00}};
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static const GUID _glfw_GUID_ZAxis =
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{0xa36d02e2,0xc9f3,0x11cf,{0xbf,0xc7,0x44,0x45,0x53,0x54,0x00,0x00}};
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static const GUID _glfw_GUID_RxAxis =
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{0xa36d02f4,0xc9f3,0x11cf,{0xbf,0xc7,0x44,0x45,0x53,0x54,0x00,0x00}};
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static const GUID _glfw_GUID_RyAxis =
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{0xa36d02f5,0xc9f3,0x11cf,{0xbf,0xc7,0x44,0x45,0x53,0x54,0x00,0x00}};
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static const GUID _glfw_GUID_RzAxis =
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{0xa36d02e3,0xc9f3,0x11cf,{0xbf,0xc7,0x44,0x45,0x53,0x54,0x00,0x00}};
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static const GUID _glfw_GUID_Slider =
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{0xa36d02e4,0xc9f3,0x11cf,{0xbf,0xc7,0x44,0x45,0x53,0x54,0x00,0x00}};
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static const GUID _glfw_GUID_POV =
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{0xa36d02f2,0xc9f3,0x11cf,{0xbf,0xc7,0x44,0x45,0x53,0x54,0x00,0x00}};
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#define IID_IDirectInput8W _glfw_IID_IDirectInput8W
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#define GUID_XAxis _glfw_GUID_XAxis
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#define GUID_YAxis _glfw_GUID_YAxis
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#define GUID_ZAxis _glfw_GUID_ZAxis
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#define GUID_RxAxis _glfw_GUID_RxAxis
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#define GUID_RyAxis _glfw_GUID_RyAxis
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#define GUID_RzAxis _glfw_GUID_RzAxis
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#define GUID_Slider _glfw_GUID_Slider
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#define GUID_POV _glfw_GUID_POV
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// Object data array for our clone of c_dfDIJoystick
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// Generated with https://github.com/elmindreda/c_dfDIJoystick2
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//
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static DIOBJECTDATAFORMAT _glfwObjectDataFormats[] =
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{
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{ &GUID_XAxis,DIJOFS_X,DIDFT_AXIS|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,DIDOI_ASPECTPOSITION },
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{ &GUID_YAxis,DIJOFS_Y,DIDFT_AXIS|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,DIDOI_ASPECTPOSITION },
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{ &GUID_ZAxis,DIJOFS_Z,DIDFT_AXIS|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,DIDOI_ASPECTPOSITION },
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{ &GUID_RxAxis,DIJOFS_RX,DIDFT_AXIS|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,DIDOI_ASPECTPOSITION },
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{ &GUID_RyAxis,DIJOFS_RY,DIDFT_AXIS|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,DIDOI_ASPECTPOSITION },
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{ &GUID_RzAxis,DIJOFS_RZ,DIDFT_AXIS|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,DIDOI_ASPECTPOSITION },
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{ &GUID_Slider,DIJOFS_SLIDER(0),DIDFT_AXIS|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,DIDOI_ASPECTPOSITION },
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{ &GUID_Slider,DIJOFS_SLIDER(1),DIDFT_AXIS|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,DIDOI_ASPECTPOSITION },
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{ &GUID_POV,DIJOFS_POV(0),DIDFT_POV|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ &GUID_POV,DIJOFS_POV(1),DIDFT_POV|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ &GUID_POV,DIJOFS_POV(2),DIDFT_POV|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ &GUID_POV,DIJOFS_POV(3),DIDFT_POV|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(0),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(1),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(2),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(3),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(4),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(5),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(6),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(7),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(8),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(9),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(10),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(11),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(12),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(13),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(14),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(15),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(16),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(17),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(18),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(19),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(20),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(21),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(22),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(23),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(24),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(25),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(26),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(27),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(28),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(29),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(30),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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{ NULL,DIJOFS_BUTTON(31),DIDFT_BUTTON|DIDFT_OPTIONAL|DIDFT_ANYINSTANCE,0 },
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};
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// Our clone of c_dfDIJoystick
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//
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static const DIDATAFORMAT _glfwDataFormat =
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{
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sizeof(DIDATAFORMAT),
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sizeof(DIOBJECTDATAFORMAT),
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DIDFT_ABSAXIS,
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sizeof(DIJOYSTATE),
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sizeof(_glfwObjectDataFormats) / sizeof(DIOBJECTDATAFORMAT),
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_glfwObjectDataFormats
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};
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// Returns a description fitting the specified XInput capabilities
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//
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static const char* getDeviceDescription(const XINPUT_CAPABILITIES* xic)
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{
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switch (xic->SubType)
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{
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case XINPUT_DEVSUBTYPE_WHEEL:
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return "XInput Wheel";
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case XINPUT_DEVSUBTYPE_ARCADE_STICK:
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return "XInput Arcade Stick";
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case XINPUT_DEVSUBTYPE_FLIGHT_STICK:
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return "XInput Flight Stick";
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case XINPUT_DEVSUBTYPE_DANCE_PAD:
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return "XInput Dance Pad";
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case XINPUT_DEVSUBTYPE_GUITAR:
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return "XInput Guitar";
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case XINPUT_DEVSUBTYPE_DRUM_KIT:
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return "XInput Drum Kit";
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case XINPUT_DEVSUBTYPE_GAMEPAD:
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{
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if (xic->Flags & XINPUT_CAPS_WIRELESS)
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return "Wireless Xbox Controller";
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else
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return "Xbox Controller";
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}
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}
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return "Unknown XInput Device";
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}
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// Lexically compare device objects
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//
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static int compareJoystickObjects(const void* first, const void* second)
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{
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const _GLFWjoyobjectWin32* fo = first;
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const _GLFWjoyobjectWin32* so = second;
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if (fo->type != so->type)
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return fo->type - so->type;
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return fo->offset - so->offset;
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}
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// Checks whether the specified device supports XInput
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// Technique from FDInputJoystickManager::IsXInputDeviceFast in ZDoom
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//
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static GLFWbool supportsXInput(const GUID* guid)
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{
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UINT i, count = 0;
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RAWINPUTDEVICELIST* ridl;
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GLFWbool result = GLFW_FALSE;
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if (GetRawInputDeviceList(NULL, &count, sizeof(RAWINPUTDEVICELIST)) != 0)
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return GLFW_FALSE;
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ridl = _glfw_calloc(count, sizeof(RAWINPUTDEVICELIST));
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if (GetRawInputDeviceList(ridl, &count, sizeof(RAWINPUTDEVICELIST)) == (UINT) -1)
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{
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_glfw_free(ridl);
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return GLFW_FALSE;
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}
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for (i = 0; i < count; i++)
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{
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RID_DEVICE_INFO rdi;
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char name[256];
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UINT size;
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if (ridl[i].dwType != RIM_TYPEHID)
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continue;
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ZeroMemory(&rdi, sizeof(rdi));
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rdi.cbSize = sizeof(rdi);
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size = sizeof(rdi);
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if ((INT) GetRawInputDeviceInfoA(ridl[i].hDevice,
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RIDI_DEVICEINFO,
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&rdi, &size) == -1)
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{
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continue;
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}
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if (MAKELONG(rdi.hid.dwVendorId, rdi.hid.dwProductId) != (LONG) guid->Data1)
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continue;
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memset(name, 0, sizeof(name));
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size = sizeof(name);
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if ((INT) GetRawInputDeviceInfoA(ridl[i].hDevice,
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RIDI_DEVICENAME,
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name, &size) == -1)
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{
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break;
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}
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name[sizeof(name) - 1] = '\0';
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if (strstr(name, "IG_"))
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{
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result = GLFW_TRUE;
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break;
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}
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}
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_glfw_free(ridl);
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return result;
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}
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// Frees all resources associated with the specified joystick
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//
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static void closeJoystick(_GLFWjoystick* js)
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{
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if (js->win32.device)
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{
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IDirectInputDevice8_Unacquire(js->win32.device);
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IDirectInputDevice8_Release(js->win32.device);
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}
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_glfw_free(js->win32.objects);
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_glfwFreeJoystick(js);
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_glfwInputJoystick(js, GLFW_DISCONNECTED);
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}
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// DirectInput device object enumeration callback
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// Insights gleaned from SDL
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//
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static BOOL CALLBACK deviceObjectCallback(const DIDEVICEOBJECTINSTANCEW* doi,
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void* user)
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{
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_GLFWobjenumWin32* data = user;
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_GLFWjoyobjectWin32* object = data->objects + data->objectCount;
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if (DIDFT_GETTYPE(doi->dwType) & DIDFT_AXIS)
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{
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DIPROPRANGE dipr;
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if (memcmp(&doi->guidType, &GUID_Slider, sizeof(GUID)) == 0)
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object->offset = DIJOFS_SLIDER(data->sliderCount);
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else if (memcmp(&doi->guidType, &GUID_XAxis, sizeof(GUID)) == 0)
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object->offset = DIJOFS_X;
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else if (memcmp(&doi->guidType, &GUID_YAxis, sizeof(GUID)) == 0)
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object->offset = DIJOFS_Y;
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else if (memcmp(&doi->guidType, &GUID_ZAxis, sizeof(GUID)) == 0)
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object->offset = DIJOFS_Z;
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else if (memcmp(&doi->guidType, &GUID_RxAxis, sizeof(GUID)) == 0)
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object->offset = DIJOFS_RX;
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else if (memcmp(&doi->guidType, &GUID_RyAxis, sizeof(GUID)) == 0)
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object->offset = DIJOFS_RY;
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else if (memcmp(&doi->guidType, &GUID_RzAxis, sizeof(GUID)) == 0)
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object->offset = DIJOFS_RZ;
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else
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return DIENUM_CONTINUE;
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ZeroMemory(&dipr, sizeof(dipr));
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dipr.diph.dwSize = sizeof(dipr);
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dipr.diph.dwHeaderSize = sizeof(dipr.diph);
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dipr.diph.dwObj = doi->dwType;
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dipr.diph.dwHow = DIPH_BYID;
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dipr.lMin = -32768;
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dipr.lMax = 32767;
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if (FAILED(IDirectInputDevice8_SetProperty(data->device,
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DIPROP_RANGE,
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&dipr.diph)))
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{
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return DIENUM_CONTINUE;
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}
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if (memcmp(&doi->guidType, &GUID_Slider, sizeof(GUID)) == 0)
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{
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object->type = _GLFW_TYPE_SLIDER;
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data->sliderCount++;
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}
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else
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{
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object->type = _GLFW_TYPE_AXIS;
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data->axisCount++;
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}
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}
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else if (DIDFT_GETTYPE(doi->dwType) & DIDFT_BUTTON)
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{
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object->offset = DIJOFS_BUTTON(data->buttonCount);
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object->type = _GLFW_TYPE_BUTTON;
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data->buttonCount++;
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}
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else if (DIDFT_GETTYPE(doi->dwType) & DIDFT_POV)
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{
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object->offset = DIJOFS_POV(data->povCount);
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object->type = _GLFW_TYPE_POV;
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data->povCount++;
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}
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data->objectCount++;
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return DIENUM_CONTINUE;
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}
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// DirectInput device enumeration callback
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//
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static BOOL CALLBACK deviceCallback(const DIDEVICEINSTANCE* di, void* user)
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{
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int jid = 0;
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DIDEVCAPS dc;
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DIPROPDWORD dipd;
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IDirectInputDevice8* device;
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_GLFWobjenumWin32 data;
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_GLFWjoystick* js;
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char guid[33];
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char name[256];
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for (jid = 0; jid <= GLFW_JOYSTICK_LAST; jid++)
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{
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js = _glfw.joysticks + jid;
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if (js->present)
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{
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if (memcmp(&js->win32.guid, &di->guidInstance, sizeof(GUID)) == 0)
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return DIENUM_CONTINUE;
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}
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}
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if (supportsXInput(&di->guidProduct))
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return DIENUM_CONTINUE;
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if (FAILED(IDirectInput8_CreateDevice(_glfw.win32.dinput8.api,
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&di->guidInstance,
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&device,
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NULL)))
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{
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_glfwInputError(GLFW_PLATFORM_ERROR, "Win32: Failed to create device");
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return DIENUM_CONTINUE;
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}
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if (FAILED(IDirectInputDevice8_SetDataFormat(device, &_glfwDataFormat)))
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{
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_glfwInputError(GLFW_PLATFORM_ERROR,
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"Win32: Failed to set device data format");
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IDirectInputDevice8_Release(device);
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return DIENUM_CONTINUE;
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}
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ZeroMemory(&dc, sizeof(dc));
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dc.dwSize = sizeof(dc);
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if (FAILED(IDirectInputDevice8_GetCapabilities(device, &dc)))
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{
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_glfwInputError(GLFW_PLATFORM_ERROR,
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"Win32: Failed to query device capabilities");
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IDirectInputDevice8_Release(device);
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return DIENUM_CONTINUE;
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}
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ZeroMemory(&dipd, sizeof(dipd));
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dipd.diph.dwSize = sizeof(dipd);
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dipd.diph.dwHeaderSize = sizeof(dipd.diph);
|
|
dipd.diph.dwHow = DIPH_DEVICE;
|
|
dipd.dwData = DIPROPAXISMODE_ABS;
|
|
|
|
if (FAILED(IDirectInputDevice8_SetProperty(device,
|
|
DIPROP_AXISMODE,
|
|
&dipd.diph)))
|
|
{
|
|
_glfwInputError(GLFW_PLATFORM_ERROR,
|
|
"Win32: Failed to set device axis mode");
|
|
|
|
IDirectInputDevice8_Release(device);
|
|
return DIENUM_CONTINUE;
|
|
}
|
|
|
|
memset(&data, 0, sizeof(data));
|
|
data.device = device;
|
|
data.objects = _glfw_calloc(dc.dwAxes + (size_t) dc.dwButtons + dc.dwPOVs,
|
|
sizeof(_GLFWjoyobjectWin32));
|
|
|
|
if (FAILED(IDirectInputDevice8_EnumObjects(device,
|
|
deviceObjectCallback,
|
|
&data,
|
|
DIDFT_AXIS | DIDFT_BUTTON | DIDFT_POV)))
|
|
{
|
|
_glfwInputError(GLFW_PLATFORM_ERROR,
|
|
"Win32: Failed to enumerate device objects");
|
|
|
|
IDirectInputDevice8_Release(device);
|
|
_glfw_free(data.objects);
|
|
return DIENUM_CONTINUE;
|
|
}
|
|
|
|
qsort(data.objects, data.objectCount,
|
|
sizeof(_GLFWjoyobjectWin32),
|
|
compareJoystickObjects);
|
|
|
|
if (!WideCharToMultiByte(CP_UTF8, 0,
|
|
di->tszInstanceName, -1,
|
|
name, sizeof(name),
|
|
NULL, NULL))
|
|
{
|
|
_glfwInputError(GLFW_PLATFORM_ERROR,
|
|
"Win32: Failed to convert joystick name to UTF-8");
|
|
|
|
IDirectInputDevice8_Release(device);
|
|
_glfw_free(data.objects);
|
|
return DIENUM_STOP;
|
|
}
|
|
|
|
// Generate a joystick GUID that matches the SDL 2.0.5+ one
|
|
if (memcmp(&di->guidProduct.Data4[2], "PIDVID", 6) == 0)
|
|
{
|
|
sprintf(guid, "03000000%02x%02x0000%02x%02x000000000000",
|
|
(uint8_t) di->guidProduct.Data1,
|
|
(uint8_t) (di->guidProduct.Data1 >> 8),
|
|
(uint8_t) (di->guidProduct.Data1 >> 16),
|
|
(uint8_t) (di->guidProduct.Data1 >> 24));
|
|
}
|
|
else
|
|
{
|
|
sprintf(guid, "05000000%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x00",
|
|
name[0], name[1], name[2], name[3],
|
|
name[4], name[5], name[6], name[7],
|
|
name[8], name[9], name[10]);
|
|
}
|
|
|
|
js = _glfwAllocJoystick(name, guid,
|
|
data.axisCount + data.sliderCount,
|
|
data.buttonCount,
|
|
data.povCount);
|
|
if (!js)
|
|
{
|
|
IDirectInputDevice8_Release(device);
|
|
_glfw_free(data.objects);
|
|
return DIENUM_STOP;
|
|
}
|
|
|
|
js->win32.device = device;
|
|
js->win32.guid = di->guidInstance;
|
|
js->win32.objects = data.objects;
|
|
js->win32.objectCount = data.objectCount;
|
|
|
|
_glfwInputJoystick(js, GLFW_CONNECTED);
|
|
return DIENUM_CONTINUE;
|
|
}
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////
|
|
////// GLFW internal API //////
|
|
//////////////////////////////////////////////////////////////////////////
|
|
|
|
// Checks for new joysticks after DBT_DEVICEARRIVAL
|
|
//
|
|
void _glfwDetectJoystickConnectionWin32(void)
|
|
{
|
|
if (_glfw.win32.xinput.instance)
|
|
{
|
|
DWORD index;
|
|
|
|
for (index = 0; index < XUSER_MAX_COUNT; index++)
|
|
{
|
|
int jid;
|
|
char guid[33];
|
|
XINPUT_CAPABILITIES xic;
|
|
_GLFWjoystick* js;
|
|
|
|
for (jid = 0; jid <= GLFW_JOYSTICK_LAST; jid++)
|
|
{
|
|
if (_glfw.joysticks[jid].present &&
|
|
_glfw.joysticks[jid].win32.device == NULL &&
|
|
_glfw.joysticks[jid].win32.index == index)
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (jid <= GLFW_JOYSTICK_LAST)
|
|
continue;
|
|
|
|
if (XInputGetCapabilities(index, 0, &xic) != ERROR_SUCCESS)
|
|
continue;
|
|
|
|
// Generate a joystick GUID that matches the SDL 2.0.5+ one
|
|
sprintf(guid, "78696e707574%02x000000000000000000",
|
|
xic.SubType & 0xff);
|
|
|
|
js = _glfwAllocJoystick(getDeviceDescription(&xic), guid, 6, 10, 1);
|
|
if (!js)
|
|
continue;
|
|
|
|
js->win32.index = index;
|
|
|
|
_glfwInputJoystick(js, GLFW_CONNECTED);
|
|
}
|
|
}
|
|
|
|
if (_glfw.win32.dinput8.api)
|
|
{
|
|
if (FAILED(IDirectInput8_EnumDevices(_glfw.win32.dinput8.api,
|
|
DI8DEVCLASS_GAMECTRL,
|
|
deviceCallback,
|
|
NULL,
|
|
DIEDFL_ALLDEVICES)))
|
|
{
|
|
_glfwInputError(GLFW_PLATFORM_ERROR,
|
|
"Failed to enumerate DirectInput8 devices");
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Checks for joystick disconnection after DBT_DEVICEREMOVECOMPLETE
|
|
//
|
|
void _glfwDetectJoystickDisconnectionWin32(void)
|
|
{
|
|
int jid;
|
|
|
|
for (jid = 0; jid <= GLFW_JOYSTICK_LAST; jid++)
|
|
{
|
|
_GLFWjoystick* js = _glfw.joysticks + jid;
|
|
if (js->present)
|
|
_glfwPollJoystickWin32(js, _GLFW_POLL_PRESENCE);
|
|
}
|
|
}
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////
|
|
////// GLFW platform API //////
|
|
//////////////////////////////////////////////////////////////////////////
|
|
|
|
GLFWbool _glfwInitJoysticksWin32(void)
|
|
{
|
|
if (_glfw.win32.dinput8.instance)
|
|
{
|
|
if (FAILED(DirectInput8Create(GetModuleHandle(NULL),
|
|
DIRECTINPUT_VERSION,
|
|
&IID_IDirectInput8W,
|
|
(void**) &_glfw.win32.dinput8.api,
|
|
NULL)))
|
|
{
|
|
_glfwInputError(GLFW_PLATFORM_ERROR,
|
|
"Win32: Failed to create interface");
|
|
return GLFW_FALSE;
|
|
}
|
|
}
|
|
|
|
_glfwDetectJoystickConnectionWin32();
|
|
return GLFW_TRUE;
|
|
}
|
|
|
|
void _glfwTerminateJoysticksWin32(void)
|
|
{
|
|
int jid;
|
|
|
|
for (jid = GLFW_JOYSTICK_1; jid <= GLFW_JOYSTICK_LAST; jid++)
|
|
closeJoystick(_glfw.joysticks + jid);
|
|
|
|
if (_glfw.win32.dinput8.api)
|
|
IDirectInput8_Release(_glfw.win32.dinput8.api);
|
|
}
|
|
|
|
int _glfwPollJoystickWin32(_GLFWjoystick* js, int mode)
|
|
{
|
|
if (js->win32.device)
|
|
{
|
|
int i, ai = 0, bi = 0, pi = 0;
|
|
HRESULT result;
|
|
DIJOYSTATE state;
|
|
|
|
IDirectInputDevice8_Poll(js->win32.device);
|
|
result = IDirectInputDevice8_GetDeviceState(js->win32.device,
|
|
sizeof(state),
|
|
&state);
|
|
if (result == DIERR_NOTACQUIRED || result == DIERR_INPUTLOST)
|
|
{
|
|
IDirectInputDevice8_Acquire(js->win32.device);
|
|
IDirectInputDevice8_Poll(js->win32.device);
|
|
result = IDirectInputDevice8_GetDeviceState(js->win32.device,
|
|
sizeof(state),
|
|
&state);
|
|
}
|
|
|
|
if (FAILED(result))
|
|
{
|
|
closeJoystick(js);
|
|
return GLFW_FALSE;
|
|
}
|
|
|
|
if (mode == _GLFW_POLL_PRESENCE)
|
|
return GLFW_TRUE;
|
|
|
|
for (i = 0; i < js->win32.objectCount; i++)
|
|
{
|
|
const void* data = (char*) &state + js->win32.objects[i].offset;
|
|
|
|
switch (js->win32.objects[i].type)
|
|
{
|
|
case _GLFW_TYPE_AXIS:
|
|
case _GLFW_TYPE_SLIDER:
|
|
{
|
|
const float value = (*((LONG*) data) + 0.5f) / 32767.5f;
|
|
_glfwInputJoystickAxis(js, ai, value);
|
|
ai++;
|
|
break;
|
|
}
|
|
|
|
case _GLFW_TYPE_BUTTON:
|
|
{
|
|
const char value = (*((BYTE*) data) & 0x80) != 0;
|
|
_glfwInputJoystickButton(js, bi, value);
|
|
bi++;
|
|
break;
|
|
}
|
|
|
|
case _GLFW_TYPE_POV:
|
|
{
|
|
const int states[9] =
|
|
{
|
|
GLFW_HAT_UP,
|
|
GLFW_HAT_RIGHT_UP,
|
|
GLFW_HAT_RIGHT,
|
|
GLFW_HAT_RIGHT_DOWN,
|
|
GLFW_HAT_DOWN,
|
|
GLFW_HAT_LEFT_DOWN,
|
|
GLFW_HAT_LEFT,
|
|
GLFW_HAT_LEFT_UP,
|
|
GLFW_HAT_CENTERED
|
|
};
|
|
|
|
// Screams of horror are appropriate at this point
|
|
int stateIndex = LOWORD(*(DWORD*) data) / (45 * DI_DEGREES);
|
|
if (stateIndex < 0 || stateIndex > 8)
|
|
stateIndex = 8;
|
|
|
|
_glfwInputJoystickHat(js, pi, states[stateIndex]);
|
|
pi++;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
int i, dpad = 0;
|
|
DWORD result;
|
|
XINPUT_STATE xis;
|
|
const WORD buttons[10] =
|
|
{
|
|
XINPUT_GAMEPAD_A,
|
|
XINPUT_GAMEPAD_B,
|
|
XINPUT_GAMEPAD_X,
|
|
XINPUT_GAMEPAD_Y,
|
|
XINPUT_GAMEPAD_LEFT_SHOULDER,
|
|
XINPUT_GAMEPAD_RIGHT_SHOULDER,
|
|
XINPUT_GAMEPAD_BACK,
|
|
XINPUT_GAMEPAD_START,
|
|
XINPUT_GAMEPAD_LEFT_THUMB,
|
|
XINPUT_GAMEPAD_RIGHT_THUMB
|
|
};
|
|
|
|
result = XInputGetState(js->win32.index, &xis);
|
|
if (result != ERROR_SUCCESS)
|
|
{
|
|
if (result == ERROR_DEVICE_NOT_CONNECTED)
|
|
closeJoystick(js);
|
|
|
|
return GLFW_FALSE;
|
|
}
|
|
|
|
if (mode == _GLFW_POLL_PRESENCE)
|
|
return GLFW_TRUE;
|
|
|
|
_glfwInputJoystickAxis(js, 0, (xis.Gamepad.sThumbLX + 0.5f) / 32767.5f);
|
|
_glfwInputJoystickAxis(js, 1, -(xis.Gamepad.sThumbLY + 0.5f) / 32767.5f);
|
|
_glfwInputJoystickAxis(js, 2, (xis.Gamepad.sThumbRX + 0.5f) / 32767.5f);
|
|
_glfwInputJoystickAxis(js, 3, -(xis.Gamepad.sThumbRY + 0.5f) / 32767.5f);
|
|
_glfwInputJoystickAxis(js, 4, xis.Gamepad.bLeftTrigger / 127.5f - 1.f);
|
|
_glfwInputJoystickAxis(js, 5, xis.Gamepad.bRightTrigger / 127.5f - 1.f);
|
|
|
|
for (i = 0; i < 10; i++)
|
|
{
|
|
const char value = (xis.Gamepad.wButtons & buttons[i]) ? 1 : 0;
|
|
_glfwInputJoystickButton(js, i, value);
|
|
}
|
|
|
|
if (xis.Gamepad.wButtons & XINPUT_GAMEPAD_DPAD_UP)
|
|
dpad |= GLFW_HAT_UP;
|
|
if (xis.Gamepad.wButtons & XINPUT_GAMEPAD_DPAD_RIGHT)
|
|
dpad |= GLFW_HAT_RIGHT;
|
|
if (xis.Gamepad.wButtons & XINPUT_GAMEPAD_DPAD_DOWN)
|
|
dpad |= GLFW_HAT_DOWN;
|
|
if (xis.Gamepad.wButtons & XINPUT_GAMEPAD_DPAD_LEFT)
|
|
dpad |= GLFW_HAT_LEFT;
|
|
|
|
_glfwInputJoystickHat(js, 0, dpad);
|
|
}
|
|
|
|
return GLFW_TRUE;
|
|
}
|
|
|
|
const char* _glfwGetMappingNameWin32(void)
|
|
{
|
|
return "Windows";
|
|
}
|
|
|
|
void _glfwUpdateGamepadGUIDWin32(char* guid)
|
|
{
|
|
if (strcmp(guid + 20, "504944564944") == 0)
|
|
{
|
|
char original[33];
|
|
strncpy(original, guid, sizeof(original) - 1);
|
|
sprintf(guid, "03000000%.4s0000%.4s000000000000",
|
|
original, original + 4);
|
|
}
|
|
}
|
|
|