'Glbegin gl polygon' presentation slideshows

2IV60 Computer graphics Graphics primitives and attributes

2IV60 Computer graphics Graphics primitives and attributes. Jack van Wijk TU/e. Overview. Basic graphics primitives: points, lines, polygons Basic attributes linewidth, color. OpenGL output functions. glBegin(GL_LINES); // Specify what to draw, // here lines

714 views • 45 slides

2IV60 Computer graphics Graphics primitives and attributes

2IV60 Computer graphics Graphics primitives and attributes. Jack van Wijk TU/e. Overview. Basic graphics primitives: points, lines, polygons Basic attributes linewidth, color. OpenGL output functions. glBegin(GL_LINES); // Specify what to draw, // here lines

468 views • 45 slides

Chapter 3A 2-D Functions in OpenGL

Chapter 3A 2-D Functions in OpenGL. Viewing Setting colors Drawing points Drawing lines and curves Drawing polygons Display lists Drawing texts Drawing images. (1,2). (0,0.7). (1.5,0.2). (-0.7,-0.7). (0.7,-0.7).

404 views • 40 slides

More on Drawing in OpenGL: Examples

CSC 2141 Introduction to Computer Graphics. More on Drawing in OpenGL: Examples. Recall: Callbacks. Programming interface for event-driven input Define a callback function for each type of event the graphics system recognizes This user-supplied function is executed when the event occurs

528 views • 34 slides

Geometric Primitives

Geometric Primitives. Geometric Primitives: Points, Lines and Polygons, Text Introduction Points, Lines, Polygons Rendering Primitives Begin and End Blocks Restrictions on Begin End Blocks Other Useful Primitive Drawing Functions Rendering Bitmapped and Stroke Text Characters.

720 views • 23 slides

OpenGL

331 views • 16 slides

Intro to OpenGL: Vertices and Drawing

Intro to OpenGL: Vertices and Drawing. Geb Thomas ( Adapted from OpenGL Programming Guide ). Learning Objectives. Learn how to define vertices Learn how to draw polygons, lines, and points Learn how to define and use surface normals. Points and Lines. Points One vertex per point

163 views • 15 slides

OpenGL: Introduction

OpenGL: Introduction. #include <SomeWindowLib.h> main() { OpenWindow() ; glClearColor(0.0, 0.0, 0.0, 0.0); glClear(GL_COLOR_BUFFER_BIT); glOrtho(-1.0, 1.0, -1.0, 1.0, -1.0, 1.0); glColor3f(1.0, 1.0, 1.0);. glBegin(); glVertex2f(-0.5, -0.5);

165 views • 8 slides