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20 bytes of memory savings!

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pull/18/head work-tip
jesse 11 years ago
parent ef6f5da106
commit 4307e98cee
1 changed files with 26 additions and 26 deletions
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52
ArduinoKeyboard.ino
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@ -31,8 +31,8 @@
#define LAYERS 6
static const int colPins[COLS] = { 16, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12 };
static const int rowPins[ROWS] = { A2, A3, A4, A5, 15 };
static const byte colPins[COLS] = { 16, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12 };
static const byte rowPins[ROWS] = { A2, A3, A4, A5, 15 };
byte matrixState[ROWS][COLS];
@ -47,7 +47,7 @@ byte charsReportedLastTime[KEYS_HELD_BUFFER]; // A bit vector for the 256 keys w
long reporting_counter = 0;
int current_layer = 0;
byte current_layer = 0;
double mouseActiveForCycles = 0;
float carriedOverX =0;
float carriedOverY =0;
@ -61,7 +61,7 @@ void release_keys_not_being_pressed()
// we use charsReportedLastTime to figure out what we might not be holding anymore and can now release. this is destructive to charsReportedLastTime
for (int i=0; i<KEYS_HELD_BUFFER; i++) {
for (byte i=0; i<KEYS_HELD_BUFFER; i++) {
// for each key we were holding as of the end of the last cycle
// see if we're still holding it
// if we're not, call an explicit Release
@ -69,7 +69,7 @@ void release_keys_not_being_pressed()
if (charsReportedLastTime[i] != 0x00) {
// if there _was_ a character in this slot, go check the
// currently held characters
for (int j=0; j<KEYS_HELD_BUFFER; j++) {
for (byte j=0; j<KEYS_HELD_BUFFER; j++) {
if (charsReportedLastTime[i] == charsBeingReported[j]) {
// if's still held, we don't need to do anything.
charsReportedLastTime[i] = 0x00;
@ -79,7 +79,7 @@ void release_keys_not_being_pressed()
}
}
for (int i=0; i<KEYS_HELD_BUFFER; i++) {
for (byte i=0; i<KEYS_HELD_BUFFER; i++) {
if (charsReportedLastTime[i] != 0x00) {
Keyboard.release(charsReportedLastTime[i]);
}
@ -88,7 +88,7 @@ void release_keys_not_being_pressed()
void record_key_being_pressed(byte character)
{
for (int i=0; i<KEYS_HELD_BUFFER; i++) {
for (byte i=0; i<KEYS_HELD_BUFFER; i++) {
// todo - deal with overflowing the 12 key buffer here
if (charsBeingReported[i] == 0x00) {
charsBeingReported[i] = character;
@ -99,12 +99,12 @@ void record_key_being_pressed(byte character)
void reset_matrix()
{
for (int col = 0; col < COLS; col++) {
for (int row = 0; row < ROWS; row++) {
for (byte col = 0; col < COLS; col++) {
for (byte row = 0; row < ROWS; row++) {
matrixState[row][col] <<= 1;
}
}
for (int i=0; i<KEYS_HELD_BUFFER; i++) {
for (byte i=0; i<KEYS_HELD_BUFFER; i++) {
charsReportedLastTime[i] = charsBeingReported[i];
charsBeingReported[i] = 0x00;
}
@ -120,7 +120,7 @@ double mouse_accel (double cycles)
return accel;
}
void handle_mouse_movement( int x, int y)
void handle_mouse_movement( byte x, byte y)
{
if (x!=0 && y!=0) {
@ -165,7 +165,7 @@ void handle_mouse_movement( int x, int y)
}
void send_key_events(int layer)
void send_key_events(byte layer)
{
//for every newly pressed button, figure out what logical key it is and send a key down event
// for every newly released button, figure out what logical key it is and send a key up event
@ -174,12 +174,12 @@ void send_key_events(int layer)
// TODO:switch to sending raw HID packets
int x = 0;
int y = 0;
byte x = 0;
byte y = 0;
for (int row = 0; row < ROWS; row++) {
for (byte row = 0; row < ROWS; row++) {
for (int col = 0; col < COLS; col++) {
for (byte col = 0; col < COLS; col++) {
byte switchState = matrixState[row][col];
Key mappedKey = keymaps[layer][row][col];
if (mappedKey.flags & MOUSE_KEY ) {
@ -228,20 +228,20 @@ void send_key_events(int layer)
void setup_matrix()
{
//set up the row pins as outputs
for (int row = 0; row < ROWS; row++) {
for (byte row = 0; row < ROWS; row++) {
pinMode(rowPins[row], OUTPUT);
digitalWrite(rowPins[row], HIGH);
}
for (int col = 0; col < COLS; col++) {
for (byte col = 0; col < COLS; col++) {
pinMode(colPins[col], INPUT);
digitalWrite(colPins[col], HIGH);
//drive em high by default s it seems to be more reliable than driving em low
}
//blank out the matrix.
for (int col = 0; col < COLS; col++) {
for (int row = 0; row < ROWS; row++) {
for (byte col = 0; col < COLS; col++) {
for (byte row = 0; row < ROWS; row++) {
matrixState[row][col] = 0;
}
}
@ -251,12 +251,12 @@ void setup_matrix()
void scan_matrix()
{
int active_layer = current_layer;
byte active_layer = current_layer;
//scan the Keyboard matrix looking for connections
for (int row = 0; row < ROWS; row++) {
for (byte row = 0; row < ROWS; row++) {
digitalWrite(rowPins[row], LOW);
for (int col = 0; col < COLS; col++) {
for (byte col = 0; col < COLS; col++) {
//If we see an electrical connection on I->J,
if (digitalRead(colPins[col])) {
@ -288,8 +288,8 @@ void report_matrix()
{
#ifdef DEBUG_SERIAL
if (reporting_counter++ %100 == 0 ) {
for (int row = 0; row < ROWS; row++) {
for (int col = 0; col < COLS; col++) {
for (byte row = 0; row < ROWS; row++) {
for (byte col = 0; col < COLS; col++) {
Serial.print(matrixState[row][col],HEX);
Serial.print(", ");
@ -301,7 +301,7 @@ void report_matrix()
#endif
}
void report(int row, int col, boolean value)
void report(byte row, byte col, boolean value)
{
#ifdef DEBUG_SERIAL
Serial.print("Detected a change on ");

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