4 * Implementation of the standard mouse device
6 * Copyright (c) 2005 Nathan Keynes.
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
21 #include "maple/maple.h"
23 #define MOUSE_IDENT { 0x00, 0x00, 0x02, 0x00, 0x02, 0x00, 0x07, 0x00, 0x00, 0x00, 0x00, 0x00,\
24 0x00, 0x00, 0x00, 0x00, 0xff, 0x00, 0x44, 0x72, 0x65, 0x61, 0x6d, 0x63, 0x61, 0x73, 0x74, 0x20,\
25 0x4d, 0x6f, 0x75, 0x73, 0x65, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,\
26 0x20, 0x20, 0x20, 0x20, 0x50, 0x72, 0x6f, 0x64, 0x75, 0x63, 0x65, 0x64, 0x20, 0x42, 0x79, 0x20,\
27 0x6f, 0x72, 0x20, 0x55, 0x6e, 0x64, 0x65, 0x72, 0x20, 0x4c, 0x69, 0x63, 0x65, 0x6e, 0x73, 0x65,\
28 0x20, 0x46, 0x72, 0x6f, 0x6d, 0x20, 0x53, 0x45, 0x47, 0x41, 0x20, 0x45, 0x4e, 0x54, 0x45, 0x52,\
29 0x50, 0x52, 0x49, 0x53, 0x45, 0x53, 0x2c, 0x4c, 0x54, 0x44, 0x2e, 0x20, 0x20, 0x20, 0x20, 0x20,\
30 0x90, 0x01, 0xf4, 0x01 }
31 #define MOUSE_VERSION { 0x56, 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x20, 0x31, 0x2e, 0x30, 0x30,\
32 0x30, 0x2c, 0x32, 0x30, 0x30, 0x30, 0x2f, 0x30, 0x32, 0x2f, 0x32, 0x35, 0x2c, 0x33, 0x31, 0x35,\
33 0x2d, 0x36, 0x32, 0x31, 0x31, 0x2d, 0x41, 0x54, 0x20, 0x20, 0x20, 0x2c, 0x33, 0x20, 0x42, 0x75,\
34 0x74, 0x74, 0x6f, 0x6e, 0x20, 0x26, 0x20, 0x58, 0x2d, 0x59, 0x20, 0x42, 0x61, 0x6c, 0x6c, 0x20,\
35 0x26, 0x20, 0x5a, 0x20, 0x57, 0x68, 0x65, 0x65, 0x6c, 0x20, 0x2c, 0x34, 0x30, 0x30, 0x64, 0x70,\
36 0x69, 0x20, 0x20, 0x20 }
38 #define BUTTON_MIDDLE 0x01
39 #define BUTTON_RIGHT 0x02
40 #define BUTTON_LEFT 0x04
41 #define BUTTON_THUMB 0x08
43 void mouse_attach( maple_device_t dev );
44 void mouse_detach( maple_device_t dev );
45 maple_device_t mouse_clone( maple_device_t dev );
46 maple_device_t mouse_new();
47 int mouse_get_cond( maple_device_t dev, int function, unsigned char *outbuf,
48 unsigned int *outlen );
50 typedef struct mouse_device {
51 struct maple_device dev;
56 struct maple_device_class mouse_class = { "Sega Mouse", mouse_new };
58 static struct mouse_device base_mouse = {
59 { MAPLE_DEVICE_TAG, &mouse_class, MOUSE_IDENT, MOUSE_VERSION,
60 NULL, mouse_attach, mouse_detach, maple_default_destroy,
61 mouse_clone, NULL, NULL, mouse_get_cond, NULL, NULL, NULL },
65 static int32_t mouse_axis_scale_factors[8] = { 10, 10, 1, 1, 1, 1, 1, 1 };
67 #define MOUSE(x) ((mouse_device_t)(x))
69 maple_device_t mouse_new( )
71 mouse_device_t dev = malloc( sizeof(struct mouse_device) );
72 memcpy( dev, &base_mouse, sizeof(base_mouse) );
73 return MAPLE_DEVICE(dev);
76 maple_device_t mouse_clone( maple_device_t srcdevice )
78 mouse_device_t src = (mouse_device_t)srcdevice;
79 mouse_device_t dev = (mouse_device_t)mouse_new();
80 dev->buttons = src->buttons;
81 memcpy( dev->axis, src->axis, sizeof(src->axis) );
82 return MAPLE_DEVICE(dev);
85 void mouse_input_callback( void *mdev, uint32_t buttons, int32_t x, int32_t y )
87 mouse_device_t dev = (mouse_device_t)mdev;
89 if( buttons & 0x01 ) {
90 dev->buttons &= ~BUTTON_LEFT;
92 if( buttons & 0x02 ) {
93 dev->buttons &= ~BUTTON_MIDDLE;
95 if( buttons & 0x04 ) {
96 dev->buttons &= ~BUTTON_RIGHT;
98 if( buttons & 0x08 ) {
99 dev->buttons &= ~BUTTON_THUMB;
105 void mouse_attach( maple_device_t dev )
107 input_register_mouse_hook( TRUE, mouse_input_callback, dev );
110 void mouse_detach( maple_device_t dev )
112 input_unregister_mouse_hook( mouse_input_callback, dev );
115 int mouse_get_cond( maple_device_t mdev, int function, unsigned char *outbuf,
116 unsigned int *outlen )
118 mouse_device_t dev = (mouse_device_t)mdev;
119 if( function == MAPLE_FUNC_MOUSE ) {
121 *(uint32_t *)outbuf = dev->buttons;
122 uint16_t *p = (uint16_t *)(outbuf+4);
124 // Axis values are in the range 0..0x3FF, where 0x200 is zero movement
125 for( i=0; i<8; i++ ) {
126 int32_t value = dev->axis[i] / mouse_axis_scale_factors[i];
127 if( value < -0x200 ) {
129 } else if( value > 0x1FF ) {
132 p[i] = 0x200 + value;
134 dev->axis[i] = 0; // clear after returning.
138 return MAPLE_ERR_FUNC_UNSUP;
.