EddyLuten

import re

class NaturalTimeSpan:
    time = 0
    
    def __init__(self, time_string):
        BAD_STRING = 'Unsupported format string provided: %s'
        matches = re.search('^(?P<quantity>\d+)\s+(?P<format>second|minute|hour|day|week|year)s?$', time_string)
        
        if not matches:

EddyLuten

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <GL/glew.h>
#include <GL/freeglut.h>
#define WINDOW_TITLE_PREFIX "Chapter 1"

int
  CurrentWidth = 800,
  CurrentHeight = 600,

EddyLuten

void Initialize(int argc, char* argv[])
{
  GLenum GlewInitResult;

  InitWindow(argc, argv);

  GlewInitResult = glewInit();

  if (GLEW_OK != GlewInitResult) {
    fprintf(

EddyLuten

int
  CurrentWidth = 800,
  CurrentHeight = 600,
  WindowHandle = 0;

unsigned FrameCount = 0;

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void Initialize(int, char*[]);
void InitWindow(int, char*[]);
void ResizeFunction(int, int);
void RenderFunction(void);
void TimerFunction(int);
void IdleFunction(void);

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glutReshapeFunc(ResizeFunction);
glutDisplayFunc(RenderFunction);
glutIdleFunc(IdleFunction);
glutTimerFunc(0, TimerFunction, 0);

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++FrameCount;

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void IdleFunction(void)
{
  glutPostRedisplay();
}

void TimerFunction(int Value)
{
  if (0 != Value) {
    char* TempString = (char*)
      malloc(512 + strlen(WINDOW_TITLE_PREFIX));

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GLuint
  VertexShaderId,
  FragmentShaderId,
  ProgramId,
  VaoId,
  VboId,
  ColorBufferId;

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const GLchar* VertexShader =
{
  "#version 400\n"\

  "layout(location=0) in vec4 in_Position;\n"\
  "layout(location=1) in vec4 in_Color;\n"\
  "out vec4 ex_Color;\n"\

  "void main(void)\n"\
  "{\n"\