glCircleDemo.nxc

This is an example of how to use the glInit, glBox, glSetAngleX, glBeginRender, glAddToAngleY, glAddToAngleX glCallObject, glSet, and glFinishRender functions.

/*------------------------------------------------------------------------------
; File          : glBoxDemo.nbc
; Description   : A program demonstrating a 3D box with circles on the edges...
; Programmed by : Arno van der Vegt, avandervegt@home.nl
;-----------------------------------------------------------------------------*/

task main()
{
  // Initialize the 3D engine...
  glInit();
  // Create a box, this is the first object which will be object id 0...
  glBox(GL_POLYGON, 30, 30, 30);
  // Create a box, this is the second object which will be object id 1...
  glBox(GL_CIRCLE, 30, 30, 30);
  // Set the main view x-angle...
  glSetAngleX(45);
  while (true)
  {
    // Rotate the main view....
    glAddToAngleY(3);
    glAddToAngleX(5);
    // Setup for rendering...
    glBeginRender();
    glSet(GL_CULL_MODE, GL_CULL_NONE);
    // Call the object with id 0...
    glCallObject(0);
    // Call the object with id 1...
    glCallObject(1);
    // Finish, clear the screen, rotate and render the called objects...
    glFinishRender();
  }
}