---
name: "dreal"
section: "1"
platform: "linux"
package: "alliance"
version: "5.1.1-3"
release: "Debian 10 (Buster)"
platforms: ["linux"]
url: "https://new.carta.tech/dreal"
---

# dreal(1)

Graphic real layout viewer

## NAME

dreal - Graphic real layout viewer

## SYNOPSIS

**dreal** \[-l file\_name\] \[-xor\] \[-debug\] \[-install\] \[-force\]\

## DESCRIPTION

**Dreal** is a hierarchical real layout viewer. All functionnalities can be accessed through different menus. **Dreal** works under Motif and X11r5. When entering  **Dreal,** the main window appears and shows 4 different menus on the top bar.These menus can be entered by simply clicking on the mouse left button. Here is the description of these menus.

- **File**

  ***Open*** : load an existing cell.\
   ***Quit*** : quit dreal.

- **View**

  ***Zoom*** : perform zoom in, zoom out, center, fit, refresh on figure.\
   ***Layer*** : select types of layers displayed.\
   ***Map*** : show cursor position in the entire figure.\
   ***Arrows*** : show arrows for moving at the grid step.\
   ***Grid*** : Set the X,Y step of the grid if displayed.

- **Tools**

  ***Flatten*** : flatten the current figure.\
   ***Message*** : display the last error messages.

- **Setup**

  Save or load a user defined configuration of default displayed menus.

## ENVIRONMENT VARIABLES

- **MBK\_CATA\_LIB**

  indicates the path to the read only libraries to be used.

- **MBK\_WORK\_LIB**

  indicates the path to the read directory for the session.

- **RDS\_IN**

  indicates the file format to be used for the cell.

- **DREAL\_TECHNO\_NAME (optionnal)**

  indicates the path to the techno name file used by Dreal.

- **RDS\_TECHNO\_NAME (optionnal)**

  indicates the path to the RDS configuration file used by Dreal.

## SEE ALSO

mbk(1), MBK\_CATA\_LIB(8), RDS\_IN(1), RDS\_TECHNO\_NAME(1)