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- /*
- * transmit.c
- *
- * Copyright 2012 Thomas Buck <xythobuz@me.com>
- *
- * This file is part of LED-Cube.
- *
- * LED-Cube is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * LED-Cube is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with LED-Cube. If not, see <http://www.gnu.org/licenses/>.
- */
- #include <avr/io.h>
- #include <util/delay.h>
- #include <stdint.h>
- #include <stdlib.h>
- #include <avr/wdt.h>
- #include <string.h>
- #include "memLayer.h"
- #include "serial.h"
- #include "time.h"
- #include "strings.h"
- #include "audio.h"
- #include "generator.h"
-
- #include "transmit.h"
-
- #define OK 0x42
- #define ERROR 0x23
-
- #define TIMEOUTPERFRAME 500
-
- char buffer[LINEBUFFSIZE];
-
- extern uint8_t refreshAnimationCount;
-
- void recieveAnimations(void) {
- uint8_t animCount, a, frameCount, f, i, c;
- uint16_t completeCount = 0;
- uint8_t *frame = (uint8_t *)malloc(65);
- uint64_t timestamp = getSystemTime();
- uint64_t timeout = TIMEOUTPERFRAME;
-
- serialWrite(OK); // We are ready...
-
- while (!serialHasChar()) { // Wait for answer
- if ((getSystemTime() - timestamp) <= timeout) {
- wdt_reset();
- } else {
- setAnimationCount(0);
- return;
- }
- }
- c = serialGet();
- animCount = c; // Got animation count
- serialWrite(OK);
-
- for (a = 0; a < animCount; a++) {
- while (!serialHasChar()) { // Wait for answer
- if ((getSystemTime() - timestamp) <= timeout) {
- wdt_reset();
- } else {
- setAnimationCount(0);
- return;
- }
- }
- c = serialGet();
- frameCount = c; // Got frame count
- serialWrite(OK);
-
- for (f = 0; f < frameCount; f++) {
- timeout += TIMEOUTPERFRAME;
- while (!serialHasChar()) { // Wait for answer
- if ((getSystemTime() - timestamp) <= timeout) {
- wdt_reset();
- } else {
- setAnimationCount(0);
- return;
- }
- }
- c = serialGet();
- frame[64] = c; // Got duration
- serialWrite(OK);
-
- for (i = 0; i < 64; i++) {
- while (!serialHasChar()) { // Wait for answer
- if ((getSystemTime() - timestamp) <= timeout) {
- wdt_reset();
- } else {
- setAnimationCount(0);
- return;
- }
- }
- c = serialGet();
- frame[i] = c; // Got data byte
- }
- serialWrite(OK);
-
- setFrame(completeCount++, frame);
- }
- }
- free(frame);
-
- while (!serialHasChar()) { // Wait for answer
- if ((getSystemTime() - timestamp) <= timeout) {
- wdt_reset();
- } else {
- setAnimationCount(0);
- return;
- }
- }
- c = serialGet();
- while (!serialHasChar()) { // Wait for answer
- if ((getSystemTime() - timestamp) <= timeout) {
- wdt_reset();
- } else {
- setAnimationCount(0);
- return;
- }
- }
- c = serialGet();
- while (!serialHasChar()) { // Wait for answer
- if ((getSystemTime() - timestamp) <= timeout) {
- wdt_reset();
- } else {
- setAnimationCount(0);
- return;
- }
- }
- c = serialGet();
- while (!serialHasChar()) { // Wait for answer
- if ((getSystemTime() - timestamp) <= timeout) {
- wdt_reset();
- } else {
- setAnimationCount(0);
- return;
- }
- }
- c = serialGet();
-
- serialWrite(OK);
-
- setAnimationCount(completeCount);
- }
-
- void transmitAnimations(void) {
- serialWrite(ERROR);
- }
-
- void sendAudioData(void) {
- uint8_t i;
- uint8_t *audioData = getAudioData();
- if (audioData == NULL) {
- serialWriteString(getString(21));
- } else {
- serialWriteString(getString(22));
- for (i = 0; i < 7; i++) {
- serialWrite(i + '0');
- serialWriteString(": ");
- itoa(audioData[i], buffer, 10);
- serialWriteString(buffer);
- serialWrite('\n');
- }
- }
- }
-
- void printTime(void) {
- serialWriteString(getString(14));
- serialWriteString(ltoa(getSystemTime(), buffer, 10));
- serialWriteString("ms");
- if (getSystemTime() > 60000) {
- serialWriteString(" (");
- serialWriteString(itoa(getSystemTime() / 60000, buffer, 10));
- serialWriteString(" min)");
- }
- if (getSystemTime() > 1000) {
- serialWriteString(" (");
- serialWriteString(itoa(getSystemTime() / 1000, buffer, 10));
- itoa(getSystemTime() % 1000, buffer, 10);
- if (buffer[0] != '\0')
- serialWrite('.');
- if (buffer[2] == '\0')
- serialWrite('0');
- if (buffer[1] == '\0')
- serialWrite('0');
- if (buffer[0] != '\0')
- serialWriteString(buffer);
- serialWriteString("s)\n");
- } else {
- serialWrite('\n');
- }
- }
-
- void dumpFrame(uint8_t *f) {
- uint8_t zeile, spalte;
- for (zeile = 0; zeile < 8; zeile++) {
- serialWrite(zeile + '0');
- serialWriteString(": ");
- for (spalte = 0; spalte < 8; spalte++) {
- itoa(f[(8 * zeile) + spalte], buffer, 16);
- serialWriteString(buffer);
- serialWrite(' ');
- }
- serialWrite('\n');
- }
- serialWriteString(getString(35));
- itoa(f[64], buffer, 10);
- serialWriteString(buffer);
- serialWrite('\n');
- }
-
- uint8_t *readLine(void) {
- uint8_t ptr = 0;
- while(1) {
- wdt_reset();
- if (serialHasChar()) {
- buffer[ptr] = serialGet();
- serialWrite(buffer[ptr]);
- if ((buffer[ptr] == '\n') || (ptr == sizeof(buffer) - 1)) {
- buffer[ptr] = '\0';
- return (uint8_t *)buffer;
- }
- if (buffer[ptr] != '\r') {
- // ignore carriage return (\r)
- if (buffer[ptr] == 8) {
- // handle backspace
- ptr--;
- } else {
- ptr++;
- }
- }
- }
- }
- }
-
- uint16_t readNumber(uint8_t base) {
- uint8_t *s = readLine();
- uint16_t val = (uint16_t)strtoul((char *)s, NULL, base);
- return val;
- }
-
- void writeNumber(uint8_t num, uint8_t base) {
- itoa(num, buffer, base);
- serialWriteString(buffer);
- }
-
- uint8_t *readAFrame(void) {
- uint8_t *frame = (uint8_t *)malloc(65);
- uint8_t byte;
-
- serialWriteString(getString(35)); // "Duration: "
- frame[64] = readNumber(10);
- for (byte = 0; byte < 64; byte++) {
- writeNumber(byte, 10);
- serialWriteString(": "); // "xx: "
- frame[byte] = readNumber(16);
- }
- serialWriteString(getString(33));
- return frame;
- }
-
- void simpleAnimationInput(void) {
- uint8_t start, i;
- uint8_t data[8] = {0, 0, 0, 0, 0, 0, 0, 0};
-
- serialWriteString(getString(36));
- start = readNumber(10);
- serialWriteString(getString(37));
- for (i = 0; i < 8; i++) {
- writeNumber(i, 10);
- serialWriteString(": ");
- data[i] = readNumber(16);
- }
- serialWriteString(getString(38));
- generateMovingAnimation(data, start, 2);
- serialWriteString(getString(33)); // Done
- }
-
- void textRenderInput(void) {
- readLine();
- renderText(buffer, 0);
- setAnimationCount((strlen(buffer) * 8) + 1); // Theres an empty frame at the end.
- refreshAnimationCount = 1;
- serialWriteString(getString(33)); // Done
- }
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