filename | src/maple/mouse.c |
changeset | 1072:d82e04e6d497 |
prev | 1034:7044e01148f0 |
author | nkeynes |
date | Wed Feb 15 17:54:51 2012 +1000 (12 years ago) |
permissions | -rw-r--r-- |
last change | Use GL_TEXTURE_2D instead of GL_TEXTURE_RECTANGLE_ARB for frame buffers, for systems that don't provide the latter (and there's not really much difference anyway). Add macro wrangling for GL_DEPTH24_STENCIL8 format |
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1 /**
2 * $Id$
3 *
4 * Implementation of the standard mouse device
5 * Part No. HKT-4200
6 *
7 * Copyright (c) 2005 Nathan Keynes.
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 */
19 #include <stdlib.h>
20 #include <stdio.h>
21 #include <string.h>
22 #include "display.h"
23 #include "maple/maple.h"
25 #define MOUSE_IDENT { 0x00, 0x00, 0x02, 0x00, 0x02, 0x00, 0x07, 0x00, 0x00, 0x00, 0x00, 0x00,\
26 0x00, 0x00, 0x00, 0x00, 0xff, 0x00, 0x44, 0x72, 0x65, 0x61, 0x6d, 0x63, 0x61, 0x73, 0x74, 0x20,\
27 0x4d, 0x6f, 0x75, 0x73, 0x65, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,\
28 0x20, 0x20, 0x20, 0x20, 0x50, 0x72, 0x6f, 0x64, 0x75, 0x63, 0x65, 0x64, 0x20, 0x42, 0x79, 0x20,\
29 0x6f, 0x72, 0x20, 0x55, 0x6e, 0x64, 0x65, 0x72, 0x20, 0x4c, 0x69, 0x63, 0x65, 0x6e, 0x73, 0x65,\
30 0x20, 0x46, 0x72, 0x6f, 0x6d, 0x20, 0x53, 0x45, 0x47, 0x41, 0x20, 0x45, 0x4e, 0x54, 0x45, 0x52,\
31 0x50, 0x52, 0x49, 0x53, 0x45, 0x53, 0x2c, 0x4c, 0x54, 0x44, 0x2e, 0x20, 0x20, 0x20, 0x20, 0x20,\
32 0x90, 0x01, 0xf4, 0x01 }
33 #define MOUSE_VERSION { 0x56, 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x20, 0x31, 0x2e, 0x30, 0x30,\
34 0x30, 0x2c, 0x32, 0x30, 0x30, 0x30, 0x2f, 0x30, 0x32, 0x2f, 0x32, 0x35, 0x2c, 0x33, 0x31, 0x35,\
35 0x2d, 0x36, 0x32, 0x31, 0x31, 0x2d, 0x41, 0x54, 0x20, 0x20, 0x20, 0x2c, 0x33, 0x20, 0x42, 0x75,\
36 0x74, 0x74, 0x6f, 0x6e, 0x20, 0x26, 0x20, 0x58, 0x2d, 0x59, 0x20, 0x42, 0x61, 0x6c, 0x6c, 0x20,\
37 0x26, 0x20, 0x5a, 0x20, 0x57, 0x68, 0x65, 0x65, 0x6c, 0x20, 0x2c, 0x34, 0x30, 0x30, 0x64, 0x70,\
38 0x69, 0x20, 0x20, 0x20 }
40 #define BUTTON_MIDDLE 0x01
41 #define BUTTON_RIGHT 0x02
42 #define BUTTON_LEFT 0x04
43 #define BUTTON_THUMB 0x08
45 void mouse_attach( maple_device_t dev );
46 void mouse_detach( maple_device_t dev );
47 maple_device_t mouse_clone( maple_device_t dev );
48 maple_device_t mouse_new();
49 int mouse_get_cond( maple_device_t dev, int function, unsigned char *outbuf,
50 unsigned int *outlen );
52 typedef struct mouse_device {
53 struct maple_device dev;
54 uint32_t buttons;
55 int32_t axis[8];
56 } *mouse_device_t;
58 struct maple_device_class mouse_class = { "Sega Mouse", MAPLE_GRAB_YES|MAPLE_TYPE_PRIMARY, mouse_new };
60 static struct mouse_device base_mouse = {
61 { MAPLE_DEVICE_TAG, &mouse_class,
62 MOUSE_IDENT, MOUSE_VERSION,
63 NULL, mouse_attach, mouse_detach, maple_default_destroy,
64 mouse_clone, NULL, NULL, mouse_get_cond, NULL, NULL, NULL, NULL, NULL, NULL },
65 0, {0,0,0,0,0,0,0,0},
66 };
68 static int32_t mouse_axis_scale_factors[8] = { 10, 10, 1, 1, 1, 1, 1, 1 };
70 #define MOUSE(x) ((mouse_device_t)(x))
72 maple_device_t mouse_new( )
73 {
74 mouse_device_t dev = malloc( sizeof(struct mouse_device) );
75 memcpy( dev, &base_mouse, sizeof(base_mouse) );
76 return MAPLE_DEVICE(dev);
77 }
79 maple_device_t mouse_clone( maple_device_t srcdevice )
80 {
81 mouse_device_t src = (mouse_device_t)srcdevice;
82 mouse_device_t dev = (mouse_device_t)mouse_new();
83 dev->buttons = src->buttons;
84 memcpy( dev->axis, src->axis, sizeof(src->axis) );
85 return MAPLE_DEVICE(dev);
86 }
88 void mouse_input_callback( void *mdev, uint32_t buttons, int32_t x, int32_t y, gboolean absolute )
89 {
90 mouse_device_t dev = (mouse_device_t)mdev;
91 if( !absolute ) {
92 dev->buttons = 0xFF;
93 if( buttons & 0x01 ) {
94 dev->buttons &= ~BUTTON_LEFT;
95 }
96 if( buttons & 0x02 ) {
97 dev->buttons &= ~BUTTON_MIDDLE;
98 }
99 if( buttons & 0x04 ) {
100 dev->buttons &= ~BUTTON_RIGHT;
101 }
102 if( buttons & 0x08 ) {
103 dev->buttons &= ~BUTTON_THUMB;
104 }
105 dev->axis[0] += x;
106 dev->axis[1] += y;
107 }
108 }
110 void mouse_attach( maple_device_t dev )
111 {
112 input_register_mouse_hook( TRUE, mouse_input_callback, dev );
113 }
115 void mouse_detach( maple_device_t dev )
116 {
117 input_unregister_mouse_hook( mouse_input_callback, dev );
118 }
120 int mouse_get_cond( maple_device_t mdev, int function, unsigned char *outbuf,
121 unsigned int *outlen )
122 {
123 mouse_device_t dev = (mouse_device_t)mdev;
124 if( function == MAPLE_FUNC_MOUSE ) {
125 *outlen = 5;
126 *(uint32_t *)outbuf = dev->buttons;
127 uint16_t *p = (uint16_t *)(outbuf+4);
128 int i;
129 // Axis values are in the range 0..0x3FF, where 0x200 is zero movement
130 for( i=0; i<8; i++ ) {
131 int32_t value = dev->axis[i] / mouse_axis_scale_factors[i];
132 if( value < -0x200 ) {
133 p[i] = 0;
134 } else if( value > 0x1FF ) {
135 p[i] = 0x3FF;
136 } else {
137 p[i] = 0x200 + value;
138 }
139 dev->axis[i] = 0; // clear after returning.
140 }
141 return 0;
142 } else {
143 return MAPLE_ERR_FUNC_UNSUP;
144 }
145 }
.