Game Engine Black Book: Doom

In order to illustrate how the DOOM game engine works, a few screenshots, images, sprites, and textures belonging to and copyrighted by id Software are reproduced in this book. The following items are used under the "fair use" doctrine: ## How To Send Feedback This book strives to be as accurate and as clear as possible. If you find factual errors, spelling mistakes, or merely ambiguities, please take a few minutes to report them on the Game Engine Black Book: DOOM companion webpage located at: http://fabiensanglard.net/gebbdoom Thanks :) ! 1By the end of 1993, combined sales of Wolfenstein 3D and Spear of Destiny reached over 200,000 units. By the end of 1994, that figure increased to 300,000 units. 2Things You Should Never Do (Netscape 6 development), by Joel Spolsky. Front Cover......Page 2 Acknowledgments......Page 5 Foreword by John Carmack......Page 9 Foreword by Dave Taylor......Page 11 Preface......Page 19 Introduction......Page 23 IBM PC......Page 27 NeXT......Page 79 Team and Tools......Page 105 Software: idTech 1......Page 149 Game Console Ports......Page 291 Epilogue......Page 357 Appendices......Page 361 Bugs......Page 363 Dots......Page 373 NeXTstation TurboColor......Page 377 Press Release......Page 385 Source Code Release Notes......Page 391 doombsp Release Note......Page 395 Survivor's Strategies & Secrets......Page 397 Interview with Dave Taylor......Page 405 Interview with Randy Linden......Page 409 OpenGL vs Direct3D .plan......Page 417 Black Book Internals......Page 423