mirror of
https://github.com/86Box/86Box.git
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104 lines
2.4 KiB
C++
104 lines
2.4 KiB
C++
/*
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* 86Box A hypervisor and IBM PC system emulator that specializes in
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* running old operating systems and software designed for IBM
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* PC systems and compatibles from 1981 through fairly recent
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* system designs based on the PCI bus.
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*
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* This file is part of the 86Box distribution.
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*
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* Mouse interface to host device.
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*
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* Version: @(#)win_mouse.cpp 1.0.6 2017/11/25
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*
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* Authors: Sarah Walker, <http://pcem-emulator.co.uk/>
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* Miran Grca, <mgrca8@gmail.com>
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*
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* Copyright 2008-2017 Sarah Walker.
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* Copyright 2016,2017 Miran Grca.
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*/
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#define DIRECTINPUT_VERSION 0x0800
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#include <dinput.h>
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#include <stdio.h>
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#include <stdint.h>
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#include "../86box.h"
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#include "../mouse.h"
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#include "../plat.h"
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#include "win.h"
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int mouse_capture;
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static LPDIRECTINPUT8 lpdi;
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static LPDIRECTINPUTDEVICE8 lpdi_mouse = NULL;
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static DIMOUSESTATE mousestate;
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void
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win_mouse_init(void)
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{
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atexit(win_mouse_close);
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mouse_capture = 0;
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if (FAILED(DirectInput8Create(hinstance, DIRECTINPUT_VERSION,
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IID_IDirectInput8A, (void **) &lpdi, NULL)))
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fatal("plat_mouse_init: DirectInputCreate failed\n");
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if (FAILED(lpdi->CreateDevice(GUID_SysMouse, &lpdi_mouse, NULL)))
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fatal("plat_mouse_init: CreateDevice failed\n");
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if (FAILED(lpdi_mouse->SetCooperativeLevel(hwndMain,
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DISCL_FOREGROUND | (video_fullscreen ? DISCL_EXCLUSIVE : DISCL_NONEXCLUSIVE))))
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fatal("plat_mouse_init: SetCooperativeLevel failed\n");
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if (FAILED(lpdi_mouse->SetDataFormat(&c_dfDIMouse)))
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fatal("plat_mouse_init: SetDataFormat failed\n");
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}
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void
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win_mouse_close(void)
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{
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if (lpdi_mouse != NULL) {
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lpdi_mouse->Release();
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lpdi_mouse = NULL;
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}
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}
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void
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mouse_poll(void)
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{
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static int buttons = 0;
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static int x = 0, y = 0, z = 0;
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int b;
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if (FAILED(lpdi_mouse->GetDeviceState(sizeof(DIMOUSESTATE),
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(LPVOID)&mousestate))) {
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lpdi_mouse->Acquire();
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lpdi_mouse->GetDeviceState(sizeof(DIMOUSESTATE), (LPVOID)&mousestate);
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}
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if (mouse_capture || video_fullscreen) {
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if (x != mousestate.lX || y != mousestate.lY || z != mousestate.lZ) {
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mouse_x += mousestate.lX;
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mouse_y += mousestate.lY;
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mouse_z += mousestate.lZ/120;
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x = mousestate.lX;
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y = mousestate.lY;
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z = mousestate.lZ/120;
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}
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b = 0;
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if (mousestate.rgbButtons[0] & 0x80) b |= 1;
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if (mousestate.rgbButtons[1] & 0x80) b |= 2;
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if (mousestate.rgbButtons[2] & 0x80) b |= 4;
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if (buttons != b) {
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mouse_buttons = b;
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buttons = b;
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}
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}
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}
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