Mercurial > louis > kiibohd-controller

annotate Output/pjrcUSB/arm/usb_mouse.c @ 430:d3cef419c849

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Adding relative movement mouse key support - Still very basic (lots of room for improvement) - Capability format will likely change at some point - 16 bit movement control, however repeat rate limits usability (will need KLL 0.4 to make better)
author Jacob Alexander <haata@kiibohd.com>
date Mon, 21 Mar 2016 22:23:57 -0700
parents 970dab727f47
children 68e19d7c953e
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1 /* Teensyduino Core Library
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2 * http://www.pjrc.com/teensy/
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3 * Copyright (c) 2013 PJRC.COM, LLC.
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4 * Modified by Jacob Alexander (2015-2016)
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5 *
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6 * Permission is hereby granted, free of charge, to any person obtaining
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7 * a copy of this software and associated documentation files (the
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8 * "Software"), to deal in the Software without restriction, including
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9 * without limitation the rights to use, copy, modify, merge, publish,
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10 * distribute, sublicense, and/or sell copies of the Software, and to
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11 * permit persons to whom the Software is furnished to do so, subject to
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12 * the following conditions:
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13 *
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14 * 1. The above copyright notice and this permission notice shall be
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15 * included in all copies or substantial portions of the Software.
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16 *
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17 * 2. If the Software is incorporated into a build system that allows
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18 * selection among a list of target devices, then similar target
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19 * devices manufactured by PJRC.COM must be included in the list of
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20 * target devices and selectable in the same manner.
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21 *
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22 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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23 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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24 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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25 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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26 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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27 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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28 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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29 * SOFTWARE.
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30 */
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31
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32 // ----- Includes -----
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33
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34 // Compiler Includes
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35 #include <string.h> // for memcpy()
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36
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37 // Project Includes
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38 #include <Lib/OutputLib.h>
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39 #include <print.h>
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41 // Local Includes
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42 #include "usb_dev.h"
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43 #include "usb_mouse.h"
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47 // ----- Defines -----
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48
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49 // Maximum number of transmit packets to queue so we don't starve other endpoints for memory
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50 #define TX_PACKET_LIMIT 3
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51
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52 // When the PC isn't listening, how long do we wait before discarding data?
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53 #define TX_TIMEOUT_MSEC 30
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54
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55 #if F_CPU == 168000000
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56 #define TX_TIMEOUT (TX_TIMEOUT_MSEC * 1100)
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57 #elif F_CPU == 144000000
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58 #define TX_TIMEOUT (TX_TIMEOUT_MSEC * 932)
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59 #elif F_CPU == 120000000
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60 #define TX_TIMEOUT (TX_TIMEOUT_MSEC * 764)
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61 #elif F_CPU == 96000000
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62 #define TX_TIMEOUT (TX_TIMEOUT_MSEC * 596)
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63 #elif F_CPU == 72000000
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64 #define TX_TIMEOUT (TX_TIMEOUT_MSEC * 512)
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65 #elif F_CPU == 48000000
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66 #define TX_TIMEOUT (TX_TIMEOUT_MSEC * 428)
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67 #elif F_CPU == 24000000
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68 #define TX_TIMEOUT (TX_TIMEOUT_MSEC * 262)
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69 #endif
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71 //#define DEFAULT_XRES 640
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72 //#define DEFAULT_YRES 480
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74 //#define DEFAULT_XRES 800
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75 //#define DEFAULT_YRES 600
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77 //#define DEFAULT_XRES 1024
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78 //#define DEFAULT_YRES 768
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80 //#define DEFAULT_XRES 1280
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81 //#define DEFAULT_YRES 720
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82
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83 //#define DEFAULT_XRES 1280
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84 //#define DEFAULT_YRES 800
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85
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86 #define DEFAULT_XRES 1366
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87 #define DEFAULT_YRES 768
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88
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89 //#define DEFAULT_XRES 1440
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90 //#define DEFAULT_YRES 900
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91
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92 //#define DEFAULT_XRES 1920
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93 //#define DEFAULT_YRES 1080
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94
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95 //#define DEFAULT_XRES 2560
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96 //#define DEFAULT_YRES 1440
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97
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98 //#define DEFAULT_XRES 2560
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99 //#define DEFAULT_YRES 1600
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100
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101 //#define DEFAULT_XRES 2880
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102 //#define DEFAULT_YRES 1800
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103
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104 //#define DEFAULT_XRES 3840
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105 //#define DEFAULT_YRES 2160
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106
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107 //#define DEFAULT_XRES 7680
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108 //#define DEFAULT_YRES 4320
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111 #define DEFAULT_XSCALE ((0x80000000ul+DEFAULT_XRES/2)/DEFAULT_XRES)
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112 #define DEFAULT_YSCALE ((0x80000000ul+DEFAULT_YRES/2)/DEFAULT_YRES)
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113
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116 // ----- Variables -----
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117
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118 static uint8_t transmit_previous_timeout = 0;
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119
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120 // which buttons are currently pressed
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121 uint8_t usb_mouse_buttons_state = 0;
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122
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123 static uint16_t usb_mouse_resolution_x = DEFAULT_XRES;
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124 static uint16_t usb_mouse_resolution_y = DEFAULT_YRES;
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125 static uint16_t usb_mouse_position_x = DEFAULT_XRES / 2;
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126 static uint16_t usb_mouse_position_y = DEFAULT_YRES / 2;
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127 static uint32_t usb_mouse_scale_x = DEFAULT_XSCALE;
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128 static uint32_t usb_mouse_scale_y = DEFAULT_YSCALE;
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129 static uint32_t usb_mouse_offset_x = DEFAULT_XSCALE / 2 - 1;
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130 static uint32_t usb_mouse_offset_y = DEFAULT_YSCALE / 2 - 1;
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131
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133
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134 // ----- Functions -----
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135
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136 // Process pending mouse commands
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137 // XXX Missing mouse movement and wheels
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138 // Proper support will require KLL generation of the USB descriptors
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139 // Similar support will be required for joystick control
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140 void usb_mouse_send()
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141 {
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142 uint32_t wait_count = 0;
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143 usb_packet_t *tx_packet;
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144
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145 // Wait till ready
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146 while ( 1 )
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147 {
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148 if ( !usb_configuration )
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149 {
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parents: 369
diff changeset
150 erro_print("USB not configured...");
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parents: 369
diff changeset
151 return;
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parents: 369
diff changeset
152 }
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parents: 369
diff changeset
153
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parents: 369
diff changeset
154 // Attempt to acquire a USB packet for the mouse endpoint
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parents: 369
diff changeset
155 if ( usb_tx_packet_count( MOUSE_ENDPOINT ) < TX_PACKET_LIMIT )
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parents: 369
diff changeset
156 {
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parents: 369
diff changeset
157 tx_packet = usb_malloc();
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parents: 369
diff changeset
158 if ( tx_packet )
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parents: 369
diff changeset
159 break;
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parents: 369
diff changeset
160 }
369
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parents:
diff changeset
161
429
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parents: 369
diff changeset
162 if ( ++wait_count > TX_TIMEOUT || transmit_previous_timeout )
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parents: 369
diff changeset
163 {
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parents: 369
diff changeset
164 transmit_previous_timeout = 1;
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parents: 369
diff changeset
165 warn_print("USB Transmit Timeout...");
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parents: 369
diff changeset
166 return;
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parents: 369
diff changeset
167 }
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parents: 369
diff changeset
168 yield();
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parents: 369
diff changeset
169 }
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parents: 369
diff changeset
170
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parents: 369
diff changeset
171 transmit_previous_timeout = 0;
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parents: 369
diff changeset
172
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parents: 369
diff changeset
173 // Prepare USB Mouse Packet
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parents: 369
diff changeset
174 // TODO Dynamically generate this code based on KLL requirements
430
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diff changeset
175 uint16_t *packet_data = (uint16_t*)(&tx_packet->buf[0]);
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parents: 429
diff changeset
176 packet_data[0] = USBMouse_Buttons;
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parents: 429
diff changeset
177 packet_data[1] = USBMouse_Relative_x;
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parents: 429
diff changeset
178 packet_data[2] = USBMouse_Relative_y;
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parents: 429
diff changeset
179 tx_packet->len = 6;
429
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parents: 369
diff changeset
180 usb_tx( MOUSE_ENDPOINT, tx_packet );
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parents: 369
diff changeset
181
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diff changeset
182 // Clear status and state
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diff changeset
183 USBMouse_Buttons = 0;
430
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parents: 429
diff changeset
184 USBMouse_Relative_x = 0;
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diff changeset
185 USBMouse_Relative_y = 0;
429
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diff changeset
186 USBMouse_Changed = 0;
369
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parents:
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187 }
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parents:
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188
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parents:
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189
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parents:
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190 // Move the mouse. x, y and wheel are -127 to 127. Use 0 for no movement.
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parents:
diff changeset
191 int usb_mouse_move(int8_t x, int8_t y, int8_t wheel)
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parents:
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192 {
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parents:
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193 uint32_t wait_count=0;
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parents:
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194 usb_packet_t *tx_packet;
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195
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196 //serial_print("move");
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parents:
diff changeset
197 //serial_print("\n");
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parents:
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198 if (x == -128) x = -127;
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parents:
diff changeset
199 if (y == -128) y = -127;
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parents:
diff changeset
200 if (wheel == -128) wheel = -127;
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parents:
diff changeset
201
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parents:
diff changeset
202 while (1) {
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parents:
diff changeset
203 if (!usb_configuration) {
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204 return -1;
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parents:
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205 }
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parents:
diff changeset
206 if (usb_tx_packet_count(MOUSE_ENDPOINT) < TX_PACKET_LIMIT) {
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parents:
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207 tx_packet = usb_malloc();
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208 if (tx_packet) break;
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parents:
diff changeset
209 }
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diff changeset
210 if (++wait_count > TX_TIMEOUT || transmit_previous_timeout) {
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diff changeset
211 transmit_previous_timeout = 1;
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212 return -1;
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213 }
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214 yield();
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parents:
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215 }
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216 transmit_previous_timeout = 0;
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217 *(tx_packet->buf + 0) = 1;
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218 *(tx_packet->buf + 1) = usb_mouse_buttons_state;
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219 *(tx_packet->buf + 2) = x;
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220 *(tx_packet->buf + 3) = y;
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221 *(tx_packet->buf + 4) = wheel;
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222 tx_packet->len = 5;
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223 usb_tx(MOUSE_ENDPOINT, tx_packet);
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224 return 0;
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parents:
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225 }
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diff changeset
226
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227 int usb_mouse_position(uint16_t x, uint16_t y)
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228 {
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229 uint32_t wait_count=0, val32;
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230 usb_packet_t *tx_packet;
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parents:
diff changeset
231
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232 if (x >= usb_mouse_resolution_x) x = usb_mouse_resolution_x - 1;
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diff changeset
233 usb_mouse_position_x = x;
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parents:
diff changeset
234 if (y >= usb_mouse_resolution_y) y = usb_mouse_resolution_y - 1;
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parents:
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235 usb_mouse_position_y = y;
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parents:
diff changeset
236
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parents:
diff changeset
237 while (1) {
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parents:
diff changeset
238 if (!usb_configuration) {
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parents:
diff changeset
239 return -1;
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parents:
diff changeset
240 }
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parents:
diff changeset
241 if (usb_tx_packet_count(MOUSE_ENDPOINT) < TX_PACKET_LIMIT) {
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parents:
diff changeset
242 tx_packet = usb_malloc();
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parents:
diff changeset
243 if (tx_packet) break;
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parents:
diff changeset
244 }
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parents:
diff changeset
245 if (++wait_count > TX_TIMEOUT || transmit_previous_timeout) {
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parents:
diff changeset
246 transmit_previous_timeout = 1;
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parents:
diff changeset
247 return -1;
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parents:
diff changeset
248 }
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diff changeset
249 yield();
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parents:
diff changeset
250 }
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diff changeset
251 transmit_previous_timeout = 0;
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parents:
diff changeset
252 *(tx_packet->buf + 0) = 2;
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parents:
diff changeset
253 val32 = usb_mouse_position_x * usb_mouse_scale_x + usb_mouse_offset_x;
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parents:
diff changeset
254 //serial_print("position:");
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parents:
diff changeset
255 //serial_phex16(usb_mouse_position_x);
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parents:
diff changeset
256 //serial_print("->");
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parents:
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257 //serial_phex32(val32);
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parents:
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258 *(tx_packet->buf + 1) = val32 >> 16;
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parents:
diff changeset
259 *(tx_packet->buf + 2) = val32 >> 24;
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parents:
diff changeset
260 val32 = usb_mouse_position_y * usb_mouse_scale_y + usb_mouse_offset_y;
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parents:
diff changeset
261 //serial_print(",");
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parents:
diff changeset
262 //serial_phex16(usb_mouse_position_y);
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parents:
diff changeset
263 //serial_print("->");
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parents:
diff changeset
264 //serial_phex32(val32);
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parents:
diff changeset
265 //serial_print("\n");
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parents:
diff changeset
266 *(tx_packet->buf + 3) = val32 >> 16;
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parents:
diff changeset
267 *(tx_packet->buf + 4) = val32 >> 24;
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parents:
diff changeset
268 tx_packet->len = 5;
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parents:
diff changeset
269 usb_tx(MOUSE_ENDPOINT, tx_packet);
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parents:
diff changeset
270 return 0;
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parents:
diff changeset
271 }
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parents:
diff changeset
272
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parents:
diff changeset
273 void usb_mouse_screen_size(uint16_t width, uint16_t height, uint8_t mac)
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parents:
diff changeset
274 {
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parents:
diff changeset
275 if (width < 128) width = 128;
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parents:
diff changeset
276 else if (width > 7680) width = 7680;
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parents:
diff changeset
277 if (height < 128) height = 128;
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parents:
diff changeset
278 else if (height > 7680) height = 7680;
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parents:
diff changeset
279 usb_mouse_resolution_x = width;
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parents:
diff changeset
280 usb_mouse_resolution_y = height;
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parents:
diff changeset
281 usb_mouse_position_x = width / 2;
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parents:
diff changeset
282 usb_mouse_position_y = height / 2;
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parents:
diff changeset
283 usb_mouse_scale_x = (0x80000000ul + (width >> 1)) / width;
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parents:
diff changeset
284 usb_mouse_scale_y = (0x80000000ul + (height >> 1)) / height;
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parents:
diff changeset
285 usb_mouse_offset_x = (usb_mouse_scale_x >> 1) - 1;
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parents:
diff changeset
286 usb_mouse_offset_y = (usb_mouse_scale_y >> 1) - 1;
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parents:
diff changeset
287 if (mac) {
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parents:
diff changeset
288 // ugly workaround for Mac's HID coordinate scaling:
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parents:
diff changeset
289 // http://lists.apple.com/archives/usb/2011/Jun/msg00032.html
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parents:
diff changeset
290 usb_mouse_offset_x += 161061273ul;
ce9720634c15 Forgot to add these files in an earlier commit
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parents:
diff changeset
291 usb_mouse_offset_y += 161061273ul;
ce9720634c15 Forgot to add these files in an earlier commit
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parents:
diff changeset
292 usb_mouse_scale_x = (1825361101ul + (width >> 1)) / width;
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parents:
diff changeset
293 usb_mouse_scale_y = (1825361101ul + (height >> 1)) / height;
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parents:
diff changeset
294 }
ce9720634c15 Forgot to add these files in an earlier commit
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parents:
diff changeset
295 }
ce9720634c15 Forgot to add these files in an earlier commit
Jacob Alexander <haata@kiibohd.com>
parents:
diff changeset
296