filename | src/maple/mouse.c |
changeset | 839:51f1c4195790 |
prev | 838:9abb2fa58934 |
next | 848:34dc33c05106 |
author | nkeynes |
date | Tue Sep 02 03:34:00 2008 +0000 (15 years ago) |
permissions | -rw-r--r-- |
last change | Implement absolute positioning mouse mode when not grabbed enable/disable grab on dreamcast start/stop where it's requested by the controllers |
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nkeynes@608 | 1 | /** |
nkeynes@611 | 2 | * $Id$ |
nkeynes@608 | 3 | * |
nkeynes@608 | 4 | * Implementation of the standard mouse device |
nkeynes@608 | 5 | * |
nkeynes@608 | 6 | * Copyright (c) 2005 Nathan Keynes. |
nkeynes@608 | 7 | * |
nkeynes@608 | 8 | * This program is free software; you can redistribute it and/or modify |
nkeynes@608 | 9 | * it under the terms of the GNU General Public License as published by |
nkeynes@608 | 10 | * the Free Software Foundation; either version 2 of the License, or |
nkeynes@608 | 11 | * (at your option) any later version. |
nkeynes@608 | 12 | * |
nkeynes@608 | 13 | * This program is distributed in the hope that it will be useful, |
nkeynes@608 | 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
nkeynes@608 | 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
nkeynes@608 | 16 | * GNU General Public License for more details. |
nkeynes@608 | 17 | */ |
nkeynes@608 | 18 | #include <stdlib.h> |
nkeynes@608 | 19 | #include <stdio.h> |
nkeynes@608 | 20 | #include <string.h> |
nkeynes@669 | 21 | #include "display.h" |
nkeynes@608 | 22 | #include "maple/maple.h" |
nkeynes@608 | 23 | |
nkeynes@608 | 24 | #define MOUSE_IDENT { 0x00, 0x00, 0x02, 0x00, 0x02, 0x00, 0x07, 0x00, 0x00, 0x00, 0x00, 0x00,\ |
nkeynes@736 | 25 | 0x00, 0x00, 0x00, 0x00, 0xff, 0x00, 0x44, 0x72, 0x65, 0x61, 0x6d, 0x63, 0x61, 0x73, 0x74, 0x20,\ |
nkeynes@736 | 26 | 0x4d, 0x6f, 0x75, 0x73, 0x65, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,\ |
nkeynes@736 | 27 | 0x20, 0x20, 0x20, 0x20, 0x50, 0x72, 0x6f, 0x64, 0x75, 0x63, 0x65, 0x64, 0x20, 0x42, 0x79, 0x20,\ |
nkeynes@736 | 28 | 0x6f, 0x72, 0x20, 0x55, 0x6e, 0x64, 0x65, 0x72, 0x20, 0x4c, 0x69, 0x63, 0x65, 0x6e, 0x73, 0x65,\ |
nkeynes@736 | 29 | 0x20, 0x46, 0x72, 0x6f, 0x6d, 0x20, 0x53, 0x45, 0x47, 0x41, 0x20, 0x45, 0x4e, 0x54, 0x45, 0x52,\ |
nkeynes@736 | 30 | 0x50, 0x52, 0x49, 0x53, 0x45, 0x53, 0x2c, 0x4c, 0x54, 0x44, 0x2e, 0x20, 0x20, 0x20, 0x20, 0x20,\ |
nkeynes@736 | 31 | 0x90, 0x01, 0xf4, 0x01 } |
nkeynes@608 | 32 | #define MOUSE_VERSION { 0x56, 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x20, 0x31, 0x2e, 0x30, 0x30,\ |
nkeynes@736 | 33 | 0x30, 0x2c, 0x32, 0x30, 0x30, 0x30, 0x2f, 0x30, 0x32, 0x2f, 0x32, 0x35, 0x2c, 0x33, 0x31, 0x35,\ |
nkeynes@736 | 34 | 0x2d, 0x36, 0x32, 0x31, 0x31, 0x2d, 0x41, 0x54, 0x20, 0x20, 0x20, 0x2c, 0x33, 0x20, 0x42, 0x75,\ |
nkeynes@736 | 35 | 0x74, 0x74, 0x6f, 0x6e, 0x20, 0x26, 0x20, 0x58, 0x2d, 0x59, 0x20, 0x42, 0x61, 0x6c, 0x6c, 0x20,\ |
nkeynes@736 | 36 | 0x26, 0x20, 0x5a, 0x20, 0x57, 0x68, 0x65, 0x65, 0x6c, 0x20, 0x2c, 0x34, 0x30, 0x30, 0x64, 0x70,\ |
nkeynes@736 | 37 | 0x69, 0x20, 0x20, 0x20 } |
nkeynes@608 | 38 | |
nkeynes@608 | 39 | #define BUTTON_MIDDLE 0x01 |
nkeynes@608 | 40 | #define BUTTON_RIGHT 0x02 |
nkeynes@608 | 41 | #define BUTTON_LEFT 0x04 |
nkeynes@608 | 42 | #define BUTTON_THUMB 0x08 |
nkeynes@608 | 43 | |
nkeynes@608 | 44 | void mouse_attach( maple_device_t dev ); |
nkeynes@608 | 45 | void mouse_detach( maple_device_t dev ); |
nkeynes@608 | 46 | maple_device_t mouse_clone( maple_device_t dev ); |
nkeynes@608 | 47 | maple_device_t mouse_new(); |
nkeynes@608 | 48 | int mouse_get_cond( maple_device_t dev, int function, unsigned char *outbuf, |
nkeynes@736 | 49 | unsigned int *outlen ); |
nkeynes@608 | 50 | |
nkeynes@608 | 51 | typedef struct mouse_device { |
nkeynes@608 | 52 | struct maple_device dev; |
nkeynes@608 | 53 | uint32_t buttons; |
nkeynes@608 | 54 | int32_t axis[8]; |
nkeynes@608 | 55 | } *mouse_device_t; |
nkeynes@608 | 56 | |
nkeynes@608 | 57 | struct maple_device_class mouse_class = { "Sega Mouse", mouse_new }; |
nkeynes@608 | 58 | |
nkeynes@608 | 59 | static struct mouse_device base_mouse = { |
nkeynes@838 | 60 | { MAPLE_DEVICE_TAG, &mouse_class, MAPLE_GRAB_YES, |
nkeynes@838 | 61 | MOUSE_IDENT, MOUSE_VERSION, |
nkeynes@770 | 62 | NULL, NULL, mouse_attach, mouse_detach, maple_default_destroy, |
nkeynes@736 | 63 | mouse_clone, NULL, NULL, mouse_get_cond, NULL, NULL, NULL }, |
nkeynes@736 | 64 | 0, {0,0,0,0,0,0,0,0}, |
nkeynes@608 | 65 | }; |
nkeynes@608 | 66 | |
nkeynes@608 | 67 | static int32_t mouse_axis_scale_factors[8] = { 10, 10, 1, 1, 1, 1, 1, 1 }; |
nkeynes@608 | 68 | |
nkeynes@608 | 69 | #define MOUSE(x) ((mouse_device_t)(x)) |
nkeynes@608 | 70 | |
nkeynes@608 | 71 | maple_device_t mouse_new( ) |
nkeynes@608 | 72 | { |
nkeynes@608 | 73 | mouse_device_t dev = malloc( sizeof(struct mouse_device) ); |
nkeynes@608 | 74 | memcpy( dev, &base_mouse, sizeof(base_mouse) ); |
nkeynes@608 | 75 | return MAPLE_DEVICE(dev); |
nkeynes@608 | 76 | } |
nkeynes@608 | 77 | |
nkeynes@608 | 78 | maple_device_t mouse_clone( maple_device_t srcdevice ) |
nkeynes@608 | 79 | { |
nkeynes@608 | 80 | mouse_device_t src = (mouse_device_t)srcdevice; |
nkeynes@608 | 81 | mouse_device_t dev = (mouse_device_t)mouse_new(); |
nkeynes@608 | 82 | dev->buttons = src->buttons; |
nkeynes@608 | 83 | memcpy( dev->axis, src->axis, sizeof(src->axis) ); |
nkeynes@608 | 84 | return MAPLE_DEVICE(dev); |
nkeynes@608 | 85 | } |
nkeynes@608 | 86 | |
nkeynes@839 | 87 | void mouse_input_callback( void *mdev, uint32_t buttons, int32_t x, int32_t y, gboolean absolute ) |
nkeynes@608 | 88 | { |
nkeynes@608 | 89 | mouse_device_t dev = (mouse_device_t)mdev; |
nkeynes@839 | 90 | if( !absolute ) { |
nkeynes@839 | 91 | dev->buttons = 0xFF; |
nkeynes@839 | 92 | if( buttons & 0x01 ) { |
nkeynes@839 | 93 | dev->buttons &= ~BUTTON_LEFT; |
nkeynes@839 | 94 | } |
nkeynes@839 | 95 | if( buttons & 0x02 ) { |
nkeynes@839 | 96 | dev->buttons &= ~BUTTON_MIDDLE; |
nkeynes@839 | 97 | } |
nkeynes@839 | 98 | if( buttons & 0x04 ) { |
nkeynes@839 | 99 | dev->buttons &= ~BUTTON_RIGHT; |
nkeynes@839 | 100 | } |
nkeynes@839 | 101 | if( buttons & 0x08 ) { |
nkeynes@839 | 102 | dev->buttons &= ~BUTTON_THUMB; |
nkeynes@839 | 103 | } |
nkeynes@839 | 104 | dev->axis[0] += x; |
nkeynes@839 | 105 | dev->axis[1] += y; |
nkeynes@608 | 106 | } |
nkeynes@608 | 107 | } |
nkeynes@608 | 108 | |
nkeynes@608 | 109 | void mouse_attach( maple_device_t dev ) |
nkeynes@608 | 110 | { |
nkeynes@608 | 111 | input_register_mouse_hook( TRUE, mouse_input_callback, dev ); |
nkeynes@608 | 112 | } |
nkeynes@608 | 113 | |
nkeynes@608 | 114 | void mouse_detach( maple_device_t dev ) |
nkeynes@608 | 115 | { |
nkeynes@608 | 116 | input_unregister_mouse_hook( mouse_input_callback, dev ); |
nkeynes@608 | 117 | } |
nkeynes@608 | 118 | |
nkeynes@608 | 119 | int mouse_get_cond( maple_device_t mdev, int function, unsigned char *outbuf, |
nkeynes@736 | 120 | unsigned int *outlen ) |
nkeynes@608 | 121 | { |
nkeynes@608 | 122 | mouse_device_t dev = (mouse_device_t)mdev; |
nkeynes@608 | 123 | if( function == MAPLE_FUNC_MOUSE ) { |
nkeynes@608 | 124 | *outlen = 5; |
nkeynes@736 | 125 | *(uint32_t *)outbuf = dev->buttons; |
nkeynes@736 | 126 | uint16_t *p = (uint16_t *)(outbuf+4); |
nkeynes@736 | 127 | int i; |
nkeynes@736 | 128 | // Axis values are in the range 0..0x3FF, where 0x200 is zero movement |
nkeynes@736 | 129 | for( i=0; i<8; i++ ) { |
nkeynes@736 | 130 | int32_t value = dev->axis[i] / mouse_axis_scale_factors[i]; |
nkeynes@736 | 131 | if( value < -0x200 ) { |
nkeynes@736 | 132 | p[i] = 0; |
nkeynes@736 | 133 | } else if( value > 0x1FF ) { |
nkeynes@736 | 134 | p[i] = 0x3FF; |
nkeynes@736 | 135 | } else { |
nkeynes@736 | 136 | p[i] = 0x200 + value; |
nkeynes@736 | 137 | } |
nkeynes@736 | 138 | dev->axis[i] = 0; // clear after returning. |
nkeynes@736 | 139 | } |
nkeynes@608 | 140 | return 0; |
nkeynes@608 | 141 | } else { |
nkeynes@608 | 142 | return MAPLE_ERR_FUNC_UNSUP; |
nkeynes@608 | 143 | } |
nkeynes@608 | 144 | } |
nkeynes@608 | 145 |
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