From 8c3efb592b16b672fc353368c04d88d3a32cf1a2 Mon Sep 17 00:00:00 2001 From: Tim Redfern Date: Wed, 18 Jan 2012 18:02:10 +0000 Subject: updated previous demo to Arduino 1.0 --- .../.svn/text-base/ByteBuffer.cpp.svn-base | 205 --------------------- 1 file changed, 205 deletions(-) delete mode 100755 arduino_libs/ByteBuffer/.svn/text-base/ByteBuffer.cpp.svn-base (limited to 'arduino_libs/ByteBuffer/.svn/text-base/ByteBuffer.cpp.svn-base') diff --git a/arduino_libs/ByteBuffer/.svn/text-base/ByteBuffer.cpp.svn-base b/arduino_libs/ByteBuffer/.svn/text-base/ByteBuffer.cpp.svn-base deleted file mode 100755 index b91a586..0000000 --- a/arduino_libs/ByteBuffer/.svn/text-base/ByteBuffer.cpp.svn-base +++ /dev/null @@ -1,205 +0,0 @@ -/* - ByteBuffer.cpp - A circular buffer implementation for Arduino - Created by Sigurdur Orn, July 19, 2010. - */ - -#include "WProgram.h" -#include "ByteBuffer.h" - - -ByteBuffer::ByteBuffer(){ - -} - -void ByteBuffer::init(unsigned int buf_length){ - data = (byte*)malloc(sizeof(byte)*buf_length); - float_bytes = (byte*)malloc(sizeof(byte)*8); - capacity = buf_length; - position = 0; - length = 0; -} - -void ByteBuffer::clear(){ - position = 0; - length = 0; -} - -int ByteBuffer::getSize(){ - return length; -} - -int ByteBuffer::getCapacity(){ - return capacity; -} - -byte ByteBuffer::peek(unsigned int index){ - byte b = data[(position+index)%capacity]; - return b; -} - -int ByteBuffer::put(byte in){ - if(length < capacity){ - // save data byte at end of buffer - data[(position+length) % capacity] = in; - // increment the length - length++; - return 1; - } - // return failure - return 0; -} - -int ByteBuffer::putInFront(byte in){ - if(length < capacity){ - // save data byte at end of buffer - if( position == 0 ) - position = capacity-1; - else - position = (position-1)%capacity; - data[position] = in; - // increment the length - length++; - return 1; - } - // return failure - return 0; -} - -byte ByteBuffer::get(){ - byte b = 0; - if(length > 0){ - b = data[position]; - // move index down and decrement length - position = (position+1)%capacity; - length--; - } - - return b; -} - -byte ByteBuffer::getFromBack(){ - byte b = 0; - if(length > 0){ - b = data[(position+length-1)%capacity]; - length--; - } - - return b; -} - -// -// Ints -// - -int ByteBuffer::putIntInFront(int in){ - byte *pointer = (byte *)∈ - putInFront(pointer[0]); - putInFront(pointer[1]); -} - -int ByteBuffer::putInt(int in){ - byte *pointer = (byte *)∈ - put(pointer[1]); - put(pointer[0]); -} - - -int ByteBuffer::getInt(){ - int ret; - byte *pointer = (byte *)&ret; - pointer[1] = get(); - pointer[0] = get(); - return ret; -} - -int ByteBuffer::getIntFromBack(){ - int ret; - byte *pointer = (byte *)&ret; - pointer[0] = getFromBack(); - pointer[1] = getFromBack(); - return ret; -} - -// -// Longs -// - -int ByteBuffer::putLongInFront(long in){ - byte *pointer = (byte *)∈ - putInFront(pointer[0]); - putInFront(pointer[1]); - putInFront(pointer[2]); - putInFront(pointer[3]); -} - -int ByteBuffer::putLong(long in){ - byte *pointer = (byte *)∈ - put(pointer[3]); - put(pointer[2]); - put(pointer[1]); - put(pointer[0]); -} - - -long ByteBuffer::getLong(){ - long ret; - byte *pointer = (byte *)&ret; - pointer[3] = get(); - pointer[2] = get(); - pointer[1] = get(); - pointer[0] = get(); - return ret; -} - -long ByteBuffer::getLongFromBack(){ - long ret; - byte *pointer = (byte *)&ret; - pointer[0] = getFromBack(); - pointer[1] = getFromBack(); - pointer[2] = getFromBack(); - pointer[3] = getFromBack(); - return ret; -} - - -// -// Floats -// - -int ByteBuffer::putFloatInFront(float in){ - byte *pointer = (byte *)∈ - putInFront(pointer[0]); - putInFront(pointer[1]); - putInFront(pointer[2]); - putInFront(pointer[3]); -} - -int ByteBuffer::putFloat(float in){ - byte *pointer = (byte *)∈ - put(pointer[3]); - put(pointer[2]); - put(pointer[1]); - put(pointer[0]); -} - -float ByteBuffer::getFloat(){ - float ret; - byte *pointer = (byte *)&ret; - pointer[3] = get(); - pointer[2] = get(); - pointer[1] = get(); - pointer[0] = get(); - return ret; -} - -float ByteBuffer::getFloatFromBack(){ - float ret; - byte *pointer = (byte *)&ret; - pointer[0] = getFromBack(); - pointer[1] = getFromBack(); - pointer[2] = getFromBack(); - pointer[3] = getFromBack(); - return ret; -} - - -- cgit v1.2.3