## 1 Percept Release Notes

This document describes the changes made to the Percept application.

### 1.1 Percept 0.7.3

#### 1.1.1 Fixed Bugs and Malfunctions

- External pids caused the webserver to crash. This has now been fixed.
  Own Id: OTP-7515 Aux Id: seq11004
- Fixed a timestamp problem where some events could be sent out of order. Minor fixes to presentation of data.
  Own Id: OTP-7544 Aux Id: otp-7442

#### 1.1.2 Improvements and New Features

- Performance enhancement for the egd render engine (Thanks to Magnus Thoäng).
  Own Id: OTP-7616

### 1.2 Percept 0.7.2

#### 1.2.1 Fixed Bugs and Malfunctions

- Calling egd:destroy/1 did not properly remove the process holding the image.
  Synchronous calls done via the egd interface could errornous receive messages not intended for egd. Messages are now tagged in such a way so this should not occur.
  Own Id: OTP-7336

### 1.3 Percept 0.7.1

#### 1.3.1 Fixed Bugs and Malfunctions

- Fixed out of bounds rendering problem in egd which could cause the rendering process to crash.
  Own Id: OTP-7215

### 1.4 Percept 0.7

#### 1.4.1 Improvements and New Features

- Percept no longer depends on external c-libraries. The graphical rendering is now done via erlang code.
  Own Id: OTP-7162

### 1.5 Percept 0.6.2

#### 1.5.1 Improvements and New Features

- A new module, percept_profile, can now be used to collect profiling data even if the percept application is not installed. This should help profiling erlang application on target machines without libgd installed.
  Own Id: OTP-7126

### 1.6 Percept 0.5.0

#### 1.6.1 First Release

- First Release.
  Own Id: OTP-6783

percept 0.7.3
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