Opengl 3d tutorial c++

Opengl 3d tutorial c++
OpenGL Win32 Tutorial Sample Code. Code Samples released by SGI with the OpenGL 1.1 distribution in 1997. These are very useful for beginning OpenGL coding and
OpenGL Tutorials, Demos, Games and After watching this tutorial, you would have your basic blank “3D canvas” box cleared to NeHe™ and NeHe Productions
Tutorial 7: Loading 3D files from OpenGL Introduction When you work with OpenGL you will find the environment without modeling tools. Actually, OpenGL was not
How to load 3D models in OpenGL C++? Have a look at that tutorial. Or in C++ using ifstream. This not an OpenGL question then,
Free tutorials for modern Opengl (3.3 and later) in C/C++. Basic tutorials Tutorial 1 : Opening a window; Tutorial 2 : The but this is a library for 3D
I’m not looking toward 3D currently in OpenGL ogldev is a good starting point; opengl-tutorial.org is XNA is nice, but I’d like to program in C++. – Amit
3D Rendering & 3D Modelling Projects for – 0. 3D modelling use OpenGL. Eclipse Mars for C/C++, gcc,g++ in Win and Linux. OpenGL, OpenCV, Cuda.
Where to start learning OpenGL with C++? I need someone to show me some good tutorials for OpenGL with C++ so I can called “Learning Modern 3D Graphics
OpenGL is an API used for drawing 3D graphics. OpenGL is not a programming language; Collection of OpenGL fundamentals tutorials using C++ and Windows API: OpenGL
User contributed tutorials and getting started guides. OpenGL 3.0 and above: OpenGL, shaders, physics, math, C++, 3D modeling, network, audio etc; NeHe,

OpenGL Tutorial 2: Rendering a Cube we will be positioning a cube and rendering it in 3d space with OpenGL Tutorial 2: Rendering a Cube; OpenGL Tutorial 1
CSc 433/533: OpenGL and GLUT Tutorial. Contents. Both OpenGL and GLUT work with the C or C++ programming If you have a 3D graphics card that supports OpenGL,
I want to know if there is a possibility of using OpenGL in C without even scratching c++, tutorials or basic source codes are most welcome! And if it is possible
Tutorial 29: 3D Picking Tutorial 30: Basic Tessellation . Tutorial 31: GLFX – An OpenGL Effects Library Tutorial 35: Deferred Shading – Part 1 Tutorial 36:
OpenGL Tutorials for OpenGL version 2.x through to 4.x. code is here in c++ , opengl Swiftless Tutorials OpenGL @ Lighthouse 3D – Tutorials OpenGL

3d graphics using opengl C# Programming C++




3D-planning tool C++ Programming OpenGL

OpenGL, Win32, GLEW, FreeImage, GLM This tutorial covers regular and OpenGL 3+ forward compatible rendering context initialization in a Win32 window, fullscreen mode
Tag: C++ OpenGL Roundup, as a lot of exciting things are happening with 3D on the mobile and web. WebGL Tutorials. Lesson One: Getting Started;
Starting programming in 3D with C++ stop at tutorial 10 for Python. Browse other questions tagged c++ 3d opengl directx or ask your own question.
OpenGL Programming/Modern OpenGL Tutorial Load OBJ. and most 3d programs, including //en.wikibooks.org/w/index.php?title=OpenGL_Programming/Modern_OpenGL


3D Shapes. Expanding on the last tutorial, you should have a better understanding of how objects are created in 3D space. You have to think of the OpenGL screen
Sample OpenGL Program in C or C++. Translation allows you to move an object from one location to another within a 3D in OpenGL Back to OpenGL tutorial index.
To start developing your own 3D games and programs, you’re going to need to know the basics of C++, like shaping. This video lesson will show you how to create basic
C# Programming & C++ Programming Projects for – . You need to display a wireframe model that represents the analytic surface using OpenGL. I’ll throw off the
3D Game Engine Programming has a basic knowledge of C++ and how to create and will know how to create a simple OpenGL application and render 3D objects
C++ Programming & OpenGL Projects for €3000 – €5000. 3D-planning tool for surveillance cameras: I want to import a map from google world to define the environment


C++ Tutorial, C++ Made Easy: OpenGL Tutorials Intro to OpenGL OpenGL vs DirectX OpenGL and Windows The Basics of 3D rotations
This tutorial is designed to help explain the process of rendering 3D objects using the OpenGL 3.2 core profile. The requirements to compile and run this tutorial are
11/03/2013 · Download C++ OPENGL 3D FUNCTIONS program for free. This is a C++ program which includes OpenGL library glut.h. By the program you are able to draw 6
FreeType Fonts in OpenGL 431 3D Lens Flare With Occlusion Testing 443 NeHe’s OpenGL Tutorials Setting Up OpenGL In Sun doesn’t ship a C or C++ compiler with



3D modelling use OpenGL 3D Animation freelancer.co.za

OpenGL Basics Win32 Tutorial Sample Code

C++ OPENGL 3D FUNCTIONS program download SourceForge.net


OpenGL Video Tutorial Home

Create basic 3D shapes using OpenGL and GLUT for C++


How to load 3D models in OpenGL C++? Stack Overflow

C++ OpenGL 3D Tutorial YouTube

OpenGL Video Tutorial Home
Create basic 3D shapes using OpenGL and GLUT for C

11/03/2013 · Download C OPENGL 3D FUNCTIONS program for free. This is a C program which includes OpenGL library glut.h. By the program you are able to draw 6
How to load 3D models in OpenGL C ? Have a look at that tutorial. Or in C using ifstream. This not an OpenGL question then,
Sample OpenGL Program in C or C . Translation allows you to move an object from one location to another within a 3D in OpenGL Back to OpenGL tutorial index.
FreeType Fonts in OpenGL 431 3D Lens Flare With Occlusion Testing 443 NeHe’s OpenGL Tutorials Setting Up OpenGL In Sun doesn’t ship a C or C compiler with
OpenGL, Win32, GLEW, FreeImage, GLM This tutorial covers regular and OpenGL 3 forward compatible rendering context initialization in a Win32 window, fullscreen mode

3D modelling use OpenGL 3D Animation freelancer.co.za
C OpenGL 3D Tutorial YouTube

I want to know if there is a possibility of using OpenGL in C without even scratching c , tutorials or basic source codes are most welcome! And if it is possible
C# Programming & C Programming Projects for – . You need to display a wireframe model that represents the analytic surface using OpenGL. I’ll throw off the
This tutorial is designed to help explain the process of rendering 3D objects using the OpenGL 3.2 core profile. The requirements to compile and run this tutorial are
3D Rendering & 3D Modelling Projects for – 0. 3D modelling use OpenGL. Eclipse Mars for C/C , gcc,g in Win and Linux. OpenGL, OpenCV, Cuda.
I’m not looking toward 3D currently in OpenGL ogldev is a good starting point; opengl-tutorial.org is XNA is nice, but I’d like to program in C . – Amit
OpenGL Win32 Tutorial Sample Code. Code Samples released by SGI with the OpenGL 1.1 distribution in 1997. These are very useful for beginning OpenGL coding and
OpenGL, Win32, GLEW, FreeImage, GLM This tutorial covers regular and OpenGL 3 forward compatible rendering context initialization in a Win32 window, fullscreen mode
CSc 433/533: OpenGL and GLUT Tutorial. Contents. Both OpenGL and GLUT work with the C or C programming If you have a 3D graphics card that supports OpenGL,
FreeType Fonts in OpenGL 431 3D Lens Flare With Occlusion Testing 443 NeHe’s OpenGL Tutorials Setting Up OpenGL In Sun doesn’t ship a C or C compiler with
OpenGL Tutorial 2: Rendering a Cube we will be positioning a cube and rendering it in 3d space with OpenGL Tutorial 2: Rendering a Cube; OpenGL Tutorial 1
OpenGL Tutorials, Demos, Games and After watching this tutorial, you would have your basic blank “3D canvas” box cleared to NeHe™ and NeHe Productions
How to load 3D models in OpenGL C ? Have a look at that tutorial. Or in C using ifstream. This not an OpenGL question then,
11/03/2013 · Download C OPENGL 3D FUNCTIONS program for free. This is a C program which includes OpenGL library glut.h. By the program you are able to draw 6

3D-planning tool C Programming OpenGL
C OPENGL 3D FUNCTIONS program download SourceForge.net

C Programming & OpenGL Projects for €3000 – €5000. 3D-planning tool for surveillance cameras: I want to import a map from google world to define the environment
How to load 3D models in OpenGL C ? Have a look at that tutorial. Or in C using ifstream. This not an OpenGL question then,
OpenGL Tutorials for OpenGL version 2.x through to 4.x. code is here in c , opengl Swiftless Tutorials OpenGL @ Lighthouse 3D – Tutorials OpenGL
Where to start learning OpenGL with C ? I need someone to show me some good tutorials for OpenGL with C so I can called “Learning Modern 3D Graphics
I’m not looking toward 3D currently in OpenGL ogldev is a good starting point; opengl-tutorial.org is XNA is nice, but I’d like to program in C . – Amit
3D Rendering & 3D Modelling Projects for – 0. 3D modelling use OpenGL. Eclipse Mars for C/C , gcc,g in Win and Linux. OpenGL, OpenCV, Cuda.
OpenGL Programming/Modern OpenGL Tutorial Load OBJ. and most 3d programs, including //en.wikibooks.org/w/index.php?title=OpenGL_Programming/Modern_OpenGL
OpenGL is an API used for drawing 3D graphics. OpenGL is not a programming language; Collection of OpenGL fundamentals tutorials using C and Windows API: OpenGL
Tag: C OpenGL Roundup, as a lot of exciting things are happening with 3D on the mobile and web. WebGL Tutorials. Lesson One: Getting Started;
C Tutorial, C Made Easy: OpenGL Tutorials Intro to OpenGL OpenGL vs DirectX OpenGL and Windows The Basics of 3D rotations
OpenGL Win32 Tutorial Sample Code. Code Samples released by SGI with the OpenGL 1.1 distribution in 1997. These are very useful for beginning OpenGL coding and
Tutorial 7: Loading 3D files from OpenGL Introduction When you work with OpenGL you will find the environment without modeling tools. Actually, OpenGL was not
3D Shapes. Expanding on the last tutorial, you should have a better understanding of how objects are created in 3D space. You have to think of the OpenGL screen
Tutorial 29: 3D Picking Tutorial 30: Basic Tessellation . Tutorial 31: GLFX – An OpenGL Effects Library Tutorial 35: Deferred Shading – Part 1 Tutorial 36:

3D-planning tool C Programming OpenGL
C OpenGL 3D Tutorial YouTube

OpenGL, Win32, GLEW, FreeImage, GLM This tutorial covers regular and OpenGL 3 forward compatible rendering context initialization in a Win32 window, fullscreen mode
3D Shapes. Expanding on the last tutorial, you should have a better understanding of how objects are created in 3D space. You have to think of the OpenGL screen
Tutorial 7: Loading 3D files from OpenGL Introduction When you work with OpenGL you will find the environment without modeling tools. Actually, OpenGL was not
I want to know if there is a possibility of using OpenGL in C without even scratching c , tutorials or basic source codes are most welcome! And if it is possible

C OPENGL 3D FUNCTIONS program download SourceForge.net
Create basic 3D shapes using OpenGL and GLUT for C

C Tutorial, C Made Easy: OpenGL Tutorials Intro to OpenGL OpenGL vs DirectX OpenGL and Windows The Basics of 3D rotations
Free tutorials for modern Opengl (3.3 and later) in C/C . Basic tutorials Tutorial 1 : Opening a window; Tutorial 2 : The but this is a library for 3D
Tutorial 29: 3D Picking Tutorial 30: Basic Tessellation . Tutorial 31: GLFX – An OpenGL Effects Library Tutorial 35: Deferred Shading – Part 1 Tutorial 36:
3D Rendering & 3D Modelling Projects for – 0. 3D modelling use OpenGL. Eclipse Mars for C/C , gcc,g in Win and Linux. OpenGL, OpenCV, Cuda.
3D Shapes. Expanding on the last tutorial, you should have a better understanding of how objects are created in 3D space. You have to think of the OpenGL screen
I want to know if there is a possibility of using OpenGL in C without even scratching c , tutorials or basic source codes are most welcome! And if it is possible
Sample OpenGL Program in C or C . Translation allows you to move an object from one location to another within a 3D in OpenGL Back to OpenGL tutorial index.
C# Programming & C Programming Projects for – . You need to display a wireframe model that represents the analytic surface using OpenGL. I’ll throw off the
OpenGL, Win32, GLEW, FreeImage, GLM This tutorial covers regular and OpenGL 3 forward compatible rendering context initialization in a Win32 window, fullscreen mode
To start developing your own 3D games and programs, you’re going to need to know the basics of C , like shaping. This video lesson will show you how to create basic
OpenGL Tutorials for OpenGL version 2.x through to 4.x. code is here in c , opengl Swiftless Tutorials OpenGL @ Lighthouse 3D – Tutorials OpenGL

3D modelling use OpenGL 3D Animation freelancer.co.za
3d graphics using opengl C# Programming C

3D Rendering & 3D Modelling Projects for – 0. 3D modelling use OpenGL. Eclipse Mars for C/C , gcc,g in Win and Linux. OpenGL, OpenCV, Cuda.
This tutorial is designed to help explain the process of rendering 3D objects using the OpenGL 3.2 core profile. The requirements to compile and run this tutorial are
I want to know if there is a possibility of using OpenGL in C without even scratching c , tutorials or basic source codes are most welcome! And if it is possible
C Programming & OpenGL Projects for €3000 – €5000. 3D-planning tool for surveillance cameras: I want to import a map from google world to define the environment
FreeType Fonts in OpenGL 431 3D Lens Flare With Occlusion Testing 443 NeHe’s OpenGL Tutorials Setting Up OpenGL In Sun doesn’t ship a C or C compiler with
11/03/2013 · Download C OPENGL 3D FUNCTIONS program for free. This is a C program which includes OpenGL library glut.h. By the program you are able to draw 6
C Tutorial, C Made Easy: OpenGL Tutorials Intro to OpenGL OpenGL vs DirectX OpenGL and Windows The Basics of 3D rotations
Sample OpenGL Program in C or C . Translation allows you to move an object from one location to another within a 3D in OpenGL Back to OpenGL tutorial index.
User contributed tutorials and getting started guides. OpenGL 3.0 and above: OpenGL, shaders, physics, math, C , 3D modeling, network, audio etc; NeHe,

3d graphics using opengl C# Programming C
C OpenGL 3D Tutorial YouTube

Sample OpenGL Program in C or C . Translation allows you to move an object from one location to another within a 3D in OpenGL Back to OpenGL tutorial index.
OpenGL is an API used for drawing 3D graphics. OpenGL is not a programming language; Collection of OpenGL fundamentals tutorials using C and Windows API: OpenGL
Free tutorials for modern Opengl (3.3 and later) in C/C . Basic tutorials Tutorial 1 : Opening a window; Tutorial 2 : The but this is a library for 3D
Tutorial 7: Loading 3D files from OpenGL Introduction When you work with OpenGL you will find the environment without modeling tools. Actually, OpenGL was not

C OPENGL 3D FUNCTIONS program download SourceForge.net
Create basic 3D shapes using OpenGL and GLUT for C

I want to know if there is a possibility of using OpenGL in C without even scratching c , tutorials or basic source codes are most welcome! And if it is possible
3D Shapes. Expanding on the last tutorial, you should have a better understanding of how objects are created in 3D space. You have to think of the OpenGL screen
How to load 3D models in OpenGL C ? Have a look at that tutorial. Or in C using ifstream. This not an OpenGL question then,
3D Game Engine Programming has a basic knowledge of C and how to create and will know how to create a simple OpenGL application and render 3D objects
OpenGL Programming/Modern OpenGL Tutorial Load OBJ. and most 3d programs, including //en.wikibooks.org/w/index.php?title=OpenGL_Programming/Modern_OpenGL
OpenGL, Win32, GLEW, FreeImage, GLM This tutorial covers regular and OpenGL 3 forward compatible rendering context initialization in a Win32 window, fullscreen mode

OpenGL Video Tutorial Home
C OPENGL 3D FUNCTIONS program download SourceForge.net

OpenGL Programming/Modern OpenGL Tutorial Load OBJ. and most 3d programs, including //en.wikibooks.org/w/index.php?title=OpenGL_Programming/Modern_OpenGL
OpenGL is an API used for drawing 3D graphics. OpenGL is not a programming language; Collection of OpenGL fundamentals tutorials using C and Windows API: OpenGL
User contributed tutorials and getting started guides. OpenGL 3.0 and above: OpenGL, shaders, physics, math, C , 3D modeling, network, audio etc; NeHe,
Where to start learning OpenGL with C ? I need someone to show me some good tutorials for OpenGL with C so I can called “Learning Modern 3D Graphics
OpenGL Win32 Tutorial Sample Code. Code Samples released by SGI with the OpenGL 1.1 distribution in 1997. These are very useful for beginning OpenGL coding and
3D Rendering & 3D Modelling Projects for – 0. 3D modelling use OpenGL. Eclipse Mars for C/C , gcc,g in Win and Linux. OpenGL, OpenCV, Cuda.
Tutorial 7: Loading 3D files from OpenGL Introduction When you work with OpenGL you will find the environment without modeling tools. Actually, OpenGL was not

C OpenGL 3D Tutorial YouTube
3D-planning tool C Programming OpenGL

How to load 3D models in OpenGL C ? Have a look at that tutorial. Or in C using ifstream. This not an OpenGL question then,
Tag: C OpenGL Roundup, as a lot of exciting things are happening with 3D on the mobile and web. WebGL Tutorials. Lesson One: Getting Started;
To start developing your own 3D games and programs, you’re going to need to know the basics of C , like shaping. This video lesson will show you how to create basic
Free tutorials for modern Opengl (3.3 and later) in C/C . Basic tutorials Tutorial 1 : Opening a window; Tutorial 2 : The but this is a library for 3D
OpenGL Tutorial 2: Rendering a Cube we will be positioning a cube and rendering it in 3d space with OpenGL Tutorial 2: Rendering a Cube; OpenGL Tutorial 1
3D Rendering & 3D Modelling Projects for – 0. 3D modelling use OpenGL. Eclipse Mars for C/C , gcc,g in Win and Linux. OpenGL, OpenCV, Cuda.

C OPENGL 3D FUNCTIONS program download SourceForge.net
C OpenGL 3D Tutorial YouTube

Tag: C OpenGL Roundup, as a lot of exciting things are happening with 3D on the mobile and web. WebGL Tutorials. Lesson One: Getting Started;
C Programming & OpenGL Projects for €3000 – €5000. 3D-planning tool for surveillance cameras: I want to import a map from google world to define the environment
Sample OpenGL Program in C or C . Translation allows you to move an object from one location to another within a 3D in OpenGL Back to OpenGL tutorial index.
C# Programming & C Programming Projects for – . You need to display a wireframe model that represents the analytic surface using OpenGL. I’ll throw off the
OpenGL, Win32, GLEW, FreeImage, GLM This tutorial covers regular and OpenGL 3 forward compatible rendering context initialization in a Win32 window, fullscreen mode
OpenGL Tutorials, Demos, Games and After watching this tutorial, you would have your basic blank “3D canvas” box cleared to NeHe™ and NeHe Productions

C OpenGL 3D Tutorial YouTube
Create basic 3D shapes using OpenGL and GLUT for C

OpenGL Programming/Modern OpenGL Tutorial Load OBJ. and most 3d programs, including //en.wikibooks.org/w/index.php?title=OpenGL_Programming/Modern_OpenGL
Tag: C OpenGL Roundup, as a lot of exciting things are happening with 3D on the mobile and web. WebGL Tutorials. Lesson One: Getting Started;
OpenGL is an API used for drawing 3D graphics. OpenGL is not a programming language; Collection of OpenGL fundamentals tutorials using C and Windows API: OpenGL
Where to start learning OpenGL with C ? I need someone to show me some good tutorials for OpenGL with C so I can called “Learning Modern 3D Graphics
CSc 433/533: OpenGL and GLUT Tutorial. Contents. Both OpenGL and GLUT work with the C or C programming If you have a 3D graphics card that supports OpenGL,
3D Rendering & 3D Modelling Projects for – 0. 3D modelling use OpenGL. Eclipse Mars for C/C , gcc,g in Win and Linux. OpenGL, OpenCV, Cuda.
Tutorial 29: 3D Picking Tutorial 30: Basic Tessellation . Tutorial 31: GLFX – An OpenGL Effects Library Tutorial 35: Deferred Shading – Part 1 Tutorial 36:
I want to know if there is a possibility of using OpenGL in C without even scratching c , tutorials or basic source codes are most welcome! And if it is possible
OpenGL Win32 Tutorial Sample Code. Code Samples released by SGI with the OpenGL 1.1 distribution in 1997. These are very useful for beginning OpenGL coding and
C Programming & OpenGL Projects for €3000 – €5000. 3D-planning tool for surveillance cameras: I want to import a map from google world to define the environment

How to load 3D models in OpenGL C ? Stack Overflow
3D modelling use OpenGL 3D Animation freelancer.co.za

11/03/2013 · Download C OPENGL 3D FUNCTIONS program for free. This is a C program which includes OpenGL library glut.h. By the program you are able to draw 6
OpenGL Programming/Modern OpenGL Tutorial Load OBJ. and most 3d programs, including //en.wikibooks.org/w/index.php?title=OpenGL_Programming/Modern_OpenGL
3D Game Engine Programming has a basic knowledge of C and how to create and will know how to create a simple OpenGL application and render 3D objects
OpenGL Tutorials for OpenGL version 2.x through to 4.x. code is here in c , opengl Swiftless Tutorials OpenGL @ Lighthouse 3D – Tutorials OpenGL
FreeType Fonts in OpenGL 431 3D Lens Flare With Occlusion Testing 443 NeHe’s OpenGL Tutorials Setting Up OpenGL In Sun doesn’t ship a C or C compiler with
User contributed tutorials and getting started guides. OpenGL 3.0 and above: OpenGL, shaders, physics, math, C , 3D modeling, network, audio etc; NeHe,
OpenGL is an API used for drawing 3D graphics. OpenGL is not a programming language; Collection of OpenGL fundamentals tutorials using C and Windows API: OpenGL
C Tutorial, C Made Easy: OpenGL Tutorials Intro to OpenGL OpenGL vs DirectX OpenGL and Windows The Basics of 3D rotations
3D Rendering & 3D Modelling Projects for – 0. 3D modelling use OpenGL. Eclipse Mars for C/C , gcc,g in Win and Linux. OpenGL, OpenCV, Cuda.
OpenGL Tutorials, Demos, Games and After watching this tutorial, you would have your basic blank “3D canvas” box cleared to NeHe™ and NeHe Productions
Free tutorials for modern Opengl (3.3 and later) in C/C . Basic tutorials Tutorial 1 : Opening a window; Tutorial 2 : The but this is a library for 3D

3D modelling use OpenGL 3D Animation freelancer.co.za
Create basic 3D shapes using OpenGL and GLUT for C

User contributed tutorials and getting started guides. OpenGL 3.0 and above: OpenGL, shaders, physics, math, C , 3D modeling, network, audio etc; NeHe,
C Tutorial, C Made Easy: OpenGL Tutorials Intro to OpenGL OpenGL vs DirectX OpenGL and Windows The Basics of 3D rotations
Tag: C OpenGL Roundup, as a lot of exciting things are happening with 3D on the mobile and web. WebGL Tutorials. Lesson One: Getting Started;
I want to know if there is a possibility of using OpenGL in C without even scratching c , tutorials or basic source codes are most welcome! And if it is possible
Sample OpenGL Program in C or C . Translation allows you to move an object from one location to another within a 3D in OpenGL Back to OpenGL tutorial index.
FreeType Fonts in OpenGL 431 3D Lens Flare With Occlusion Testing 443 NeHe’s OpenGL Tutorials Setting Up OpenGL In Sun doesn’t ship a C or C compiler with
3D Rendering & 3D Modelling Projects for – 0. 3D modelling use OpenGL. Eclipse Mars for C/C , gcc,g in Win and Linux. OpenGL, OpenCV, Cuda.
How to load 3D models in OpenGL C ? Have a look at that tutorial. Or in C using ifstream. This not an OpenGL question then,
To start developing your own 3D games and programs, you’re going to need to know the basics of C , like shaping. This video lesson will show you how to create basic
OpenGL is an API used for drawing 3D graphics. OpenGL is not a programming language; Collection of OpenGL fundamentals tutorials using C and Windows API: OpenGL
11/03/2013 · Download C OPENGL 3D FUNCTIONS program for free. This is a C program which includes OpenGL library glut.h. By the program you are able to draw 6
Tutorial 29: 3D Picking Tutorial 30: Basic Tessellation . Tutorial 31: GLFX – An OpenGL Effects Library Tutorial 35: Deferred Shading – Part 1 Tutorial 36: