Files
firmware/right/src/usb_report_updater.c
2017-11-24 13:00:05 +01:00

339 lines
13 KiB
C

#include <math.h>
#include "key_action.h"
#include "led_display.h"
#include "layer.h"
#include "usb_interfaces/usb_interface_mouse.h"
#include "keymap.h"
#include "peripherals/test_led.h"
#include "slave_drivers/is31fl3731_driver.h"
#include "slave_drivers/uhk_module_driver.h"
#include "macros.h"
#include "key_states.h"
#include "right_key_matrix.h"
#include "layer.h"
#include "usb_report_updater.h"
#include "timer.h"
#include "key_debouncer.h"
#include "config_parser/parse_keymap.h"
uint32_t UsbReportUpdateTime = 0;
static uint32_t elapsedTime;
static float mouseMoveInitialSpeed = 1;
static float mouseMoveBaseAcceleration = 3;
static float mouseMoveBaseSpeed = 5;
static float mouseMoveAcceleratedSpeed = 10;
static float mouseMoveDeceleratedSpeed = 2.5;
static float mouseScrollSpeed = 0.1;
static bool isMouseMoving;
static bool wasMouseMoving;
static bool activeMouseStates[SerializedMouseAction_Last];
void processMouseActions()
{
static float mouseMoveCurrentSpeed;
if (!wasMouseMoving) {
mouseMoveCurrentSpeed = mouseMoveInitialSpeed;
}
bool isMoveAction = activeMouseStates[SerializedMouseAction_MoveUp] ||
activeMouseStates[SerializedMouseAction_MoveDown] ||
activeMouseStates[SerializedMouseAction_MoveLeft] ||
activeMouseStates[SerializedMouseAction_MoveRight];
float targetSpeed;
if (activeMouseStates[SerializedMouseAction_Accelerate]) {
targetSpeed = mouseMoveAcceleratedSpeed;
} else if (activeMouseStates[SerializedMouseAction_Decelerate]) {
targetSpeed = mouseMoveDeceleratedSpeed;
} else if (isMoveAction) {
targetSpeed = mouseMoveBaseSpeed;
}
if (isMoveAction) {
isMouseMoving = true;
if (mouseMoveCurrentSpeed < targetSpeed) {
mouseMoveCurrentSpeed += mouseMoveBaseAcceleration * elapsedTime / 1000;
if (mouseMoveCurrentSpeed > targetSpeed) {
mouseMoveCurrentSpeed = targetSpeed;
}
} else {
mouseMoveCurrentSpeed -= mouseMoveBaseAcceleration * elapsedTime / 1000;
if (mouseMoveCurrentSpeed < targetSpeed) {
mouseMoveCurrentSpeed = targetSpeed;
}
}
uint16_t distance = mouseMoveCurrentSpeed * elapsedTime / 10;
if (activeMouseStates[SerializedMouseAction_MoveLeft]) {
ActiveUsbMouseReport->x = -distance;
} else if (activeMouseStates[SerializedMouseAction_MoveRight]) {
ActiveUsbMouseReport->x = distance;
}
if (activeMouseStates[SerializedMouseAction_MoveUp]) {
ActiveUsbMouseReport->y = -distance;
} else if (activeMouseStates[SerializedMouseAction_MoveDown]) {
ActiveUsbMouseReport->y = distance;
}
}
bool isScrollAction = activeMouseStates[SerializedMouseAction_ScrollUp] ||
activeMouseStates[SerializedMouseAction_ScrollDown] ||
activeMouseStates[SerializedMouseAction_ScrollLeft] ||
activeMouseStates[SerializedMouseAction_ScrollRight];
static float mouseScrollDistanceSum = 0;
if (isScrollAction) {
mouseScrollDistanceSum += mouseScrollSpeed;
float mouseScrollDistanceIntegerSum;
float mouseScrollDistanceFractionSum = modff(mouseScrollDistanceSum, &mouseScrollDistanceIntegerSum);
if (mouseScrollDistanceIntegerSum) {
if (activeMouseStates[SerializedMouseAction_ScrollUp]) {
ActiveUsbMouseReport->wheelX = mouseScrollDistanceIntegerSum;
} else if (activeMouseStates[SerializedMouseAction_ScrollDown]) {
ActiveUsbMouseReport->wheelX = -mouseScrollDistanceIntegerSum;
}
if (activeMouseStates[SerializedMouseAction_ScrollRight]) {
ActiveUsbMouseReport->wheelY = mouseScrollDistanceIntegerSum;
} else if (activeMouseStates[SerializedMouseAction_ScrollLeft]) {
ActiveUsbMouseReport->wheelY = -mouseScrollDistanceIntegerSum;
}
mouseScrollDistanceSum = mouseScrollDistanceFractionSum;
}
} else {
mouseScrollDistanceSum = 0;
}
if (activeMouseStates[SerializedMouseAction_LeftClick]) {
ActiveUsbMouseReport->buttons |= MouseButton_Left;
}
if (activeMouseStates[SerializedMouseAction_MiddleClick]) {
ActiveUsbMouseReport->buttons |= MouseButton_Middle;
}
if (activeMouseStates[SerializedMouseAction_RightClick]) {
ActiveUsbMouseReport->buttons |= MouseButton_Right;
}
}
static uint8_t basicScancodeIndex = 0;
static uint8_t mediaScancodeIndex = 0;
static uint8_t systemScancodeIndex = 0;
void applyKeyAction(key_state_t *keyState, key_action_t *action)
{
if (keyState->suppressed) {
return;
}
switch (action->type) {
case KeyActionType_Keystroke:
ActiveUsbBasicKeyboardReport->modifiers |= action->keystroke.modifiers;
switch (action->keystroke.keystrokeType) {
case KeystrokeType_Basic:
if (basicScancodeIndex >= USB_BASIC_KEYBOARD_MAX_KEYS || action->keystroke.scancode == 0) {
break;
}
ActiveUsbBasicKeyboardReport->scancodes[basicScancodeIndex++] = action->keystroke.scancode;
break;
case KeystrokeType_Media:
if (mediaScancodeIndex >= USB_MEDIA_KEYBOARD_MAX_KEYS) {
break;
}
ActiveUsbMediaKeyboardReport->scancodes[mediaScancodeIndex++] = action->keystroke.scancode;
break;
case KeystrokeType_System:
if (systemScancodeIndex >= USB_SYSTEM_KEYBOARD_MAX_KEYS) {
break;
}
ActiveUsbSystemKeyboardReport->scancodes[systemScancodeIndex++] = action->keystroke.scancode;
break;
}
break;
case KeyActionType_Mouse:
activeMouseStates[action->mouseAction] = true;
break;
case KeyActionType_SwitchKeymap:
if (!keyState->previous && keyState->current) {
SwitchKeymap(action->switchKeymap.keymapId);
}
break;
}
}
static layer_id_t previousLayer = LayerId_Base;
static uint8_t secondaryRoleState = SecondaryRoleState_Released;
static uint8_t secondaryRoleSlotId;
static uint8_t secondaryRoleKeyId;
static secondary_role_t secondaryRole;
void updateActiveUsbReports(void)
{
memset(activeMouseStates, 0, SerializedMouseAction_Last);
wasMouseMoving = isMouseMoving;
isMouseMoving = false;
static uint8_t previousModifiers = 0;
elapsedTime = Timer_GetElapsedTime(&UsbReportUpdateTime);
basicScancodeIndex = 0;
mediaScancodeIndex = 0;
systemScancodeIndex = 0;
for (uint8_t keyId=0; keyId < RIGHT_KEY_MATRIX_KEY_COUNT; keyId++) {
KeyStates[SlotId_RightKeyboardHalf][keyId].current = RightKeyMatrix.keyStates[keyId];
}
layer_id_t activeLayer = LayerId_Base;
if (secondaryRoleState == SecondaryRoleState_Triggered && IS_SECONDARY_ROLE_LAYER_SWITCHER(secondaryRole)) {
activeLayer = SECONDARY_ROLE_LAYER_TO_LAYER_ID(secondaryRole);
}
if (activeLayer == LayerId_Base) {
activeLayer = GetActiveLayer();
}
bool suppressKeys = previousLayer != LayerId_Base && activeLayer == LayerId_Base;
LedDisplay_SetLayer(activeLayer);
if (MacroPlaying) {
Macros_ContinueMacro();
memcpy(&ActiveUsbMouseReport, &MacroMouseReport, sizeof MacroMouseReport);
memcpy(&ActiveUsbBasicKeyboardReport, &MacroBasicKeyboardReport, sizeof MacroBasicKeyboardReport);
memcpy(&ActiveUsbMediaKeyboardReport, &MacroMediaKeyboardReport, sizeof MacroMediaKeyboardReport);
memcpy(&ActiveUsbSystemKeyboardReport, &MacroSystemKeyboardReport, sizeof MacroSystemKeyboardReport);
return;
}
for (uint8_t slotId=0; slotId<SLOT_COUNT; slotId++) {
for (uint8_t keyId=0; keyId<MAX_KEY_COUNT_PER_MODULE; keyId++) {
key_state_t *keyState = &KeyStates[slotId][keyId];
key_action_t *action = &CurrentKeymap[activeLayer][slotId][keyId];
if (keyState->debounceCounter < KEY_DEBOUNCER_TIMEOUT_MSEC) {
keyState->current = keyState->previous;
} else if (!keyState->previous && keyState->current) {
keyState->debounceCounter = 0;
}
if (keyState->current) {
if (suppressKeys) {
keyState->suppressed = true;
}
if (action->type == KeyActionType_Keystroke && action->keystroke.secondaryRole) {
// Press released secondary role key.
if (!keyState->previous && action->type == KeyActionType_Keystroke && action->keystroke.secondaryRole && secondaryRoleState == SecondaryRoleState_Released) {
secondaryRoleState = SecondaryRoleState_Pressed;
secondaryRoleSlotId = slotId;
secondaryRoleKeyId = keyId;
secondaryRole = action->keystroke.secondaryRole;
keyState->suppressed = true;
}
} else {
// Trigger secondary role.
if (!keyState->previous && secondaryRoleState == SecondaryRoleState_Pressed) {
secondaryRoleState = SecondaryRoleState_Triggered;
} else {
applyKeyAction(keyState, action);
}
}
} else {
if (keyState->suppressed) {
keyState->suppressed = false;
}
// Release secondary role key.
if (keyState->previous && secondaryRoleSlotId == slotId && secondaryRoleKeyId == keyId) {
// Trigger primary role.
if (secondaryRoleState == SecondaryRoleState_Pressed) {
applyKeyAction(keyState, action);
}
secondaryRoleState = SecondaryRoleState_Released;
}
}
keyState->previous = keyState->current;
}
}
processMouseActions();
// When a layer switcher key gets pressed along with another key that produces some modifiers
// and the accomanying key gets released then keep the related modifiers active a long as the
// layer switcher key stays pressed. Useful for Alt+Tab keymappings and the like.
if (activeLayer != LayerId_Base && activeLayer == PreviousHeldLayer && basicScancodeIndex == 0) {
ActiveUsbBasicKeyboardReport->modifiers |= previousModifiers;
}
if (secondaryRoleState == SecondaryRoleState_Triggered && IS_SECONDARY_ROLE_MODIFIER(secondaryRole)) {
ActiveUsbBasicKeyboardReport->modifiers |= SECONDARY_ROLE_MODIFIER_TO_HID_MODIFIER(secondaryRole);
}
previousModifiers = ActiveUsbBasicKeyboardReport->modifiers;
previousLayer = activeLayer;
}
bool UsbBasicKeyboardReportEverSent = false;
bool UsbMediaKeyboardReportEverSent = false;
bool UsbSystemKeyboardReportEverSent = false;
bool UsbMouseReportEverSentEverSent = false;
void UpdateUsbReports(void)
{
if (IsUsbBasicKeyboardReportSent) {
UsbBasicKeyboardReportEverSent = true;
}
if (IsUsbMediaKeyboardReportSent) {
UsbMediaKeyboardReportEverSent = true;
}
if (IsUsbSystemKeyboardReportSent) {
UsbSystemKeyboardReportEverSent = true;
}
if (IsUsbMouseReportSent) {
UsbMouseReportEverSentEverSent = true;
}
bool areUsbReportsSent = true;
if (UsbBasicKeyboardReportEverSent) {
areUsbReportsSent &= IsUsbBasicKeyboardReportSent;
}
if (UsbMediaKeyboardReportEverSent) {
areUsbReportsSent &= IsUsbMediaKeyboardReportSent;
}
if (UsbSystemKeyboardReportEverSent) {
areUsbReportsSent &= IsUsbSystemKeyboardReportSent;
}
if (UsbMouseReportEverSentEverSent) {
areUsbReportsSent &= IsUsbMouseReportSent;
}
if (!areUsbReportsSent) {
return;
}
ResetActiveUsbBasicKeyboardReport();
ResetActiveUsbMediaKeyboardReport();
ResetActiveUsbSystemKeyboardReport();
ResetActiveUsbMouseReport();
updateActiveUsbReports();
SwitchActiveUsbBasicKeyboardReport();
SwitchActiveUsbMediaKeyboardReport();
SwitchActiveUsbSystemKeyboardReport();
SwitchActiveUsbMouseReport();
IsUsbBasicKeyboardReportSent = false;
IsUsbMediaKeyboardReportSent = false;
IsUsbSystemKeyboardReportSent = false;
IsUsbMouseReportSent = false;
}