filename | src/maple/lightgun.c |
changeset | 850:28782ebbd01d |
next | 1021:848db285a184 |
author | nkeynes |
date | Wed Oct 29 23:51:58 2008 +0000 (15 years ago) |
permissions | -rw-r--r-- |
last change | Use regparam calling conventions for all functions called from translated code, along with a few other high-use functions. Can probably extend this to all functions, but as it is this is a nice performance boost |
file | annotate | diff | log | raw |
nkeynes@850 | 1 | /** |
nkeynes@850 | 2 | * $Id: lightgun.c 858 2008-09-02 03:34:00Z nkeynes $ |
nkeynes@850 | 3 | * |
nkeynes@850 | 4 | * Implementation of the SEGA lightgun device |
nkeynes@850 | 5 | * Part No. HKT-7800 |
nkeynes@850 | 6 | * |
nkeynes@850 | 7 | * Copyright (c) 2008 Nathan Keynes. |
nkeynes@850 | 8 | * |
nkeynes@850 | 9 | * This program is free software; you can redistribute it and/or modify |
nkeynes@850 | 10 | * it under the terms of the GNU General Public License as published by |
nkeynes@850 | 11 | * the Free Software Foundation; either version 2 of the License, or |
nkeynes@850 | 12 | * (at your option) any later version. |
nkeynes@850 | 13 | * |
nkeynes@850 | 14 | * This program is distributed in the hope that it will be useful, |
nkeynes@850 | 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
nkeynes@850 | 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
nkeynes@850 | 17 | * GNU General Public License for more details. |
nkeynes@850 | 18 | */ |
nkeynes@850 | 19 | |
nkeynes@850 | 20 | #include <stdlib.h> |
nkeynes@850 | 21 | #include <stdio.h> |
nkeynes@850 | 22 | #include <string.h> |
nkeynes@850 | 23 | #include <assert.h> |
nkeynes@850 | 24 | #include "display.h" |
nkeynes@850 | 25 | #include "eventq.h" |
nkeynes@850 | 26 | #include "pvr2/pvr2.h" |
nkeynes@850 | 27 | #include "maple/maple.h" |
nkeynes@850 | 28 | |
nkeynes@850 | 29 | #define BUTTON_B 0x00000002 |
nkeynes@850 | 30 | #define BUTTON_A 0x00000004 |
nkeynes@850 | 31 | #define BUTTON_START 0x00000008 |
nkeynes@850 | 32 | #define BUTTON_DPAD_UP 0x00000010 |
nkeynes@850 | 33 | #define BUTTON_DPAD_DOWN 0x00000020 |
nkeynes@850 | 34 | #define BUTTON_DPAD_LEFT 0x00000040 |
nkeynes@850 | 35 | #define BUTTON_DPAD_RIGHT 0x00000080 |
nkeynes@850 | 36 | |
nkeynes@850 | 37 | #define LIGHTGUN_IDENT { 0x00, 0x00, 0x00, 0x81, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFE, \ |
nkeynes@850 | 38 | 0x00, 0x00, 0x00, 0x00, 0xFF, 0x01, 0x44, 0x72, 0x65, 0x61, 0x6D, 0x63, 0x61, 0x73, 0x74, 0x20, \ |
nkeynes@850 | 39 | 0x47, 0x75, 0x6E, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, \ |
nkeynes@850 | 40 | 0x20, 0x20, 0x20, 0x20, 0x50, 0x72, 0x6F, 0x64, 0x75, 0x63, 0x65, 0x64, 0x20, 0x42, 0x79, 0x20, \ |
nkeynes@850 | 41 | 0x6F, 0x72, 0x20, 0x55, 0x6E, 0x64, 0x65, 0x72, 0x20, 0x4C, 0x69, 0x63, 0x65, 0x6E, 0x73, 0x65, \ |
nkeynes@850 | 42 | 0x20, 0x46, 0x72, 0x6F, 0x6D, 0x20, 0x53, 0x45, 0x47, 0x41, 0x20, 0x45, 0x4E, 0x54, 0x45, 0x52, \ |
nkeynes@850 | 43 | 0x50, 0x52, 0x49, 0x53, 0x45, 0x53, 0x2C, 0x4C, 0x54, 0x44, 0x2E, 0x20, 0x20, 0x20, 0x20, 0x20, \ |
nkeynes@850 | 44 | 0xDC, 0x00, 0x2C, 0x01 } |
nkeynes@850 | 45 | #define LIGHTGUN_VERSION { 0x56, 0x65, 0x72, 0x73, 0x69, 0x6F, 0x6E, 0x20, 0x31, 0x2E, 0x30, 0x30, \ |
nkeynes@850 | 46 | 0x30, 0x2C, 0x31, 0x39, 0x39, 0x38, 0x2F, 0x30, 0x39, 0x2F, 0x31, 0x36, 0x2C, 0x33, 0x31, 0x35, \ |
nkeynes@850 | 47 | 0x2D, 0x36, 0x31, 0x32, 0x35, 0x2D, 0x41, 0x47, 0x20, 0x20, 0x20, 0x2C, 0x55, 0x2C, 0x44, 0x2C, \ |
nkeynes@850 | 48 | 0x4C, 0x2C, 0x52, 0x2C, 0x53, 0x2C, 0x41, 0x2C, 0x42, 0x20, 0x4B, 0x65, 0x79, 0x20, 0x26, 0x20, \ |
nkeynes@850 | 49 | 0x53, 0x63, 0x61, 0x6E, 0x6E, 0x69, 0x6E, 0x67, 0x20, 0x4C, 0x69, 0x6E, 0x65, 0x20, 0x41, 0x6D, \ |
nkeynes@850 | 50 | 0x70, 0x2E, 0x20, 0x20 } |
nkeynes@850 | 51 | |
nkeynes@850 | 52 | |
nkeynes@850 | 53 | #define LIGHTGUN_CONFIG_ENTRIES 7 |
nkeynes@850 | 54 | |
nkeynes@850 | 55 | static void lightgun_attach( maple_device_t dev ); |
nkeynes@850 | 56 | static void lightgun_detach( maple_device_t dev ); |
nkeynes@850 | 57 | static void lightgun_destroy( maple_device_t dev ); |
nkeynes@850 | 58 | static maple_device_t lightgun_clone( maple_device_t dev ); |
nkeynes@850 | 59 | static maple_device_t lightgun_new(); |
nkeynes@850 | 60 | static lxdream_config_entry_t lightgun_get_config( maple_device_t dev ); |
nkeynes@850 | 61 | static void lightgun_set_config_value( maple_device_t dev, unsigned int key, const gchar *value ); |
nkeynes@850 | 62 | static int lightgun_get_cond( maple_device_t dev, int function, unsigned char *outbuf, |
nkeynes@850 | 63 | unsigned int *outlen ); |
nkeynes@850 | 64 | static void lightgun_start_gun( maple_device_t dev ); |
nkeynes@850 | 65 | static void lightgun_stop_gun( maple_device_t dev ); |
nkeynes@850 | 66 | |
nkeynes@850 | 67 | typedef struct lightgun_device { |
nkeynes@850 | 68 | struct maple_device dev; |
nkeynes@850 | 69 | uint32_t condition[2]; |
nkeynes@850 | 70 | int gun_active; |
nkeynes@850 | 71 | int mouse_x, mouse_y; |
nkeynes@850 | 72 | struct lxdream_config_entry config[LIGHTGUN_CONFIG_ENTRIES+1]; |
nkeynes@850 | 73 | } *lightgun_device_t; |
nkeynes@850 | 74 | |
nkeynes@850 | 75 | struct maple_device_class lightgun_class = { "Sega Lightgun", lightgun_new }; |
nkeynes@850 | 76 | |
nkeynes@850 | 77 | static struct lightgun_device base_lightgun = { |
nkeynes@850 | 78 | { MAPLE_DEVICE_TAG, &lightgun_class, MAPLE_GRAB_NO, |
nkeynes@850 | 79 | LIGHTGUN_IDENT, LIGHTGUN_VERSION, |
nkeynes@850 | 80 | lightgun_get_config, lightgun_set_config_value, |
nkeynes@850 | 81 | lightgun_attach, lightgun_detach, lightgun_destroy, |
nkeynes@850 | 82 | lightgun_clone, NULL, NULL, lightgun_get_cond, NULL, NULL, NULL, |
nkeynes@850 | 83 | lightgun_start_gun, lightgun_stop_gun}, |
nkeynes@850 | 84 | {0x0000FFFF, 0x80808080}, 0, -1, -1, |
nkeynes@850 | 85 | {{ "dpad left", N_("Dpad left"), CONFIG_TYPE_KEY }, |
nkeynes@850 | 86 | { "dpad right", N_("Dpad right"), CONFIG_TYPE_KEY }, |
nkeynes@850 | 87 | { "dpad up", N_("Dpad up"), CONFIG_TYPE_KEY }, |
nkeynes@850 | 88 | { "dpad down", N_("Dpad down"), CONFIG_TYPE_KEY }, |
nkeynes@850 | 89 | { "button A", N_("Button A"), CONFIG_TYPE_KEY }, |
nkeynes@850 | 90 | { "button B", N_("Button B"), CONFIG_TYPE_KEY }, |
nkeynes@850 | 91 | { "start", N_("Start button"), CONFIG_TYPE_KEY }, |
nkeynes@850 | 92 | { NULL, CONFIG_TYPE_NONE }} }; |
nkeynes@850 | 93 | |
nkeynes@850 | 94 | static int config_button_map[] = { |
nkeynes@850 | 95 | BUTTON_DPAD_LEFT, BUTTON_DPAD_RIGHT, BUTTON_DPAD_UP, BUTTON_DPAD_DOWN, |
nkeynes@850 | 96 | BUTTON_A, BUTTON_B, BUTTON_START }; |
nkeynes@850 | 97 | |
nkeynes@850 | 98 | #define lightgun(x) ((lightgun_device_t)(x)) |
nkeynes@850 | 99 | |
nkeynes@850 | 100 | static maple_device_t lightgun_new( ) |
nkeynes@850 | 101 | { |
nkeynes@850 | 102 | lightgun_device_t dev = malloc( sizeof(struct lightgun_device) ); |
nkeynes@850 | 103 | memcpy( dev, &base_lightgun, sizeof(base_lightgun) ); |
nkeynes@850 | 104 | return MAPLE_DEVICE(dev); |
nkeynes@850 | 105 | } |
nkeynes@850 | 106 | |
nkeynes@850 | 107 | static maple_device_t lightgun_clone( maple_device_t srcdevice ) |
nkeynes@850 | 108 | { |
nkeynes@850 | 109 | lightgun_device_t src = (lightgun_device_t)srcdevice; |
nkeynes@850 | 110 | lightgun_device_t dev = (lightgun_device_t)lightgun_new(); |
nkeynes@850 | 111 | lxdream_copy_config_list( dev->config, src->config ); |
nkeynes@850 | 112 | memcpy( dev->condition, src->condition, sizeof(src->condition) ); |
nkeynes@850 | 113 | return MAPLE_DEVICE(dev); |
nkeynes@850 | 114 | } |
nkeynes@850 | 115 | |
nkeynes@850 | 116 | /** |
nkeynes@850 | 117 | * Input callback |
nkeynes@850 | 118 | */ |
nkeynes@850 | 119 | static void lightgun_key_callback( void *mdev, uint32_t value, uint32_t pressure, gboolean isKeyDown ) |
nkeynes@850 | 120 | { |
nkeynes@850 | 121 | lightgun_device_t dev = (lightgun_device_t)mdev; |
nkeynes@850 | 122 | if( isKeyDown ) { |
nkeynes@850 | 123 | dev->condition[0] &= ~value; |
nkeynes@850 | 124 | } else { |
nkeynes@850 | 125 | dev->condition[0] |= value; |
nkeynes@850 | 126 | } |
nkeynes@850 | 127 | } |
nkeynes@850 | 128 | |
nkeynes@850 | 129 | static lxdream_config_entry_t lightgun_get_config( maple_device_t mdev ) |
nkeynes@850 | 130 | { |
nkeynes@850 | 131 | lightgun_device_t dev = (lightgun_device_t)mdev; |
nkeynes@850 | 132 | return dev->config; |
nkeynes@850 | 133 | } |
nkeynes@850 | 134 | |
nkeynes@850 | 135 | static void lightgun_set_config_value( maple_device_t mdev, unsigned int key, const gchar *value ) |
nkeynes@850 | 136 | { |
nkeynes@850 | 137 | lightgun_device_t dev = (lightgun_device_t)mdev; |
nkeynes@850 | 138 | assert( key < LIGHTGUN_CONFIG_ENTRIES ); |
nkeynes@850 | 139 | |
nkeynes@850 | 140 | input_unregister_key( dev->config[key].value, lightgun_key_callback, dev, config_button_map[key] ); |
nkeynes@850 | 141 | lxdream_set_config_value( &dev->config[key], value ); |
nkeynes@850 | 142 | input_register_key( dev->config[key].value, lightgun_key_callback, dev, config_button_map[key] ); |
nkeynes@850 | 143 | } |
nkeynes@850 | 144 | |
nkeynes@850 | 145 | static void lightgun_destroy( maple_device_t mdev ) |
nkeynes@850 | 146 | { |
nkeynes@850 | 147 | free( mdev ); |
nkeynes@850 | 148 | } |
nkeynes@850 | 149 | |
nkeynes@850 | 150 | |
nkeynes@850 | 151 | static void lightgun_mouse_callback( void *mdev, uint32_t buttons, int32_t x, int32_t y, gboolean absolute ) |
nkeynes@850 | 152 | { |
nkeynes@850 | 153 | lightgun_device_t dev = (lightgun_device_t)mdev; |
nkeynes@850 | 154 | if( absolute ) { |
nkeynes@850 | 155 | dev->mouse_x = x; |
nkeynes@850 | 156 | dev->mouse_y = y; |
nkeynes@850 | 157 | if( dev->gun_active ) { |
nkeynes@850 | 158 | pvr2_queue_gun_event( x, y ); |
nkeynes@850 | 159 | dev->gun_active = FALSE; |
nkeynes@850 | 160 | } |
nkeynes@850 | 161 | } |
nkeynes@850 | 162 | } |
nkeynes@850 | 163 | |
nkeynes@850 | 164 | /** |
nkeynes@850 | 165 | * Device is being attached to the bus. Go through the config and reserve the |
nkeynes@850 | 166 | * keys we need. |
nkeynes@850 | 167 | */ |
nkeynes@850 | 168 | static void lightgun_attach( maple_device_t mdev ) |
nkeynes@850 | 169 | { |
nkeynes@850 | 170 | lightgun_device_t dev = (lightgun_device_t)mdev; |
nkeynes@850 | 171 | int i; |
nkeynes@850 | 172 | for( i=0; i<LIGHTGUN_CONFIG_ENTRIES; i++ ) { |
nkeynes@850 | 173 | input_register_key( dev->config[i].value, lightgun_key_callback, dev, config_button_map[i] ); |
nkeynes@850 | 174 | } |
nkeynes@850 | 175 | input_register_mouse_hook( TRUE, lightgun_mouse_callback, dev ); |
nkeynes@850 | 176 | |
nkeynes@850 | 177 | } |
nkeynes@850 | 178 | |
nkeynes@850 | 179 | static void lightgun_detach( maple_device_t mdev ) |
nkeynes@850 | 180 | { |
nkeynes@850 | 181 | lightgun_device_t dev = (lightgun_device_t)mdev; |
nkeynes@850 | 182 | int i; |
nkeynes@850 | 183 | for( i=0; i<LIGHTGUN_CONFIG_ENTRIES; i++ ) { |
nkeynes@850 | 184 | input_unregister_key( dev->config[i].value, lightgun_key_callback, dev, config_button_map[i] ); |
nkeynes@850 | 185 | } |
nkeynes@850 | 186 | input_unregister_mouse_hook( lightgun_mouse_callback, dev ); |
nkeynes@850 | 187 | |
nkeynes@850 | 188 | } |
nkeynes@850 | 189 | |
nkeynes@850 | 190 | |
nkeynes@850 | 191 | static int lightgun_get_cond( maple_device_t mdev, int function, unsigned char *outbuf, |
nkeynes@850 | 192 | unsigned int *outlen ) |
nkeynes@850 | 193 | { |
nkeynes@850 | 194 | lightgun_device_t dev = (lightgun_device_t)mdev; |
nkeynes@850 | 195 | if( function == MAPLE_FUNC_CONTROLLER ) { |
nkeynes@850 | 196 | *outlen = 2; |
nkeynes@850 | 197 | memcpy( outbuf, dev->condition, 8 ); |
nkeynes@850 | 198 | return 0; |
nkeynes@850 | 199 | } else { |
nkeynes@850 | 200 | return MAPLE_ERR_FUNC_UNSUP; |
nkeynes@850 | 201 | } |
nkeynes@850 | 202 | } |
nkeynes@850 | 203 | |
nkeynes@850 | 204 | static void lightgun_start_gun( maple_device_t mdev ) |
nkeynes@850 | 205 | { |
nkeynes@850 | 206 | lightgun_device_t dev = (lightgun_device_t)mdev; |
nkeynes@850 | 207 | if( dev->mouse_x != -1 && dev->mouse_y != -1 ) { |
nkeynes@850 | 208 | pvr2_queue_gun_event( dev->mouse_x, dev->mouse_y ); |
nkeynes@850 | 209 | } else { |
nkeynes@850 | 210 | // Wait for a mouse event |
nkeynes@850 | 211 | dev->gun_active = 1; |
nkeynes@850 | 212 | } |
nkeynes@850 | 213 | } |
nkeynes@850 | 214 | |
nkeynes@850 | 215 | static void lightgun_stop_gun( maple_device_t mdev ) |
nkeynes@850 | 216 | { |
nkeynes@850 | 217 | lightgun_device_t dev = (lightgun_device_t)mdev; |
nkeynes@850 | 218 | dev->gun_active = 0; |
nkeynes@850 | 219 | event_cancel( EVENT_GUNPOS ); |
nkeynes@850 | 220 | } |
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