Castle Game Engine Forum

Topic	Replies	Views	Activity
Forum Guidelines How to Best Get Help Clearly state the problem you need to solve. Mention your Operating System (OS), the version of Free Pascal Compiler (FPC), Lazarus and Castle Game Engine (CGE). Provide a piece of code to re…	3	1670	September 29, 2020
Welcome to the Castle Game Engine forum	4	1487	February 9, 2023
Packaging to Android App Bundle News	1	306	July 12, 2025
Drawing Many Cubes Faster 3D	8	23	July 11, 2025
Bounding box is correct in CGE Editor, but too large at runtime	2	27	July 9, 2025
Support for new Tangent node in X3D, with vectors as 4D, better aligned with glTF News	1	15	July 9, 2025
Installation and programming in C++ Builder	1	29	July 7, 2025
Thoughts on CGE + Quartex?	5	54	July 3, 2025
How to convert Blender bone rotation (quaternion) Value to CGE format 3D	5	35	July 1, 2025
Gamejam game using Blender and Castle Game Engine - "Lynch" News	0	329	December 17, 2022
URL improvements: castle-config:/ protocol, use UriExists and FindFiles on any URL (including e.g. zip), TCastleMemoryFileSystem News	5	36	June 30, 2025
How to handle button presses from a behavior	6	60	June 28, 2025
Adding Delay to Event	9	538	June 27, 2025
Adding terrain in editor requires adding CastleTerrain in unit's uses clause Bugs	1	26	June 27, 2025
My website, in vrml2 and x3D 3D	0	21	June 26, 2025
Create a single floor	0	20	June 26, 2025
My Game: Project Nya 3D	13	367	June 25, 2025
Problems with CGE downloading: slowly and not stable	3	32	June 24, 2025
Slides and example from Delphi Day 2025 presentation and after-thoughts (Afterwarp, shadow maps, BGFX and deferred rendering) News	4	74	June 24, 2025
Animating 3D meshes without "skeleton" (armature) Animation	2	48	June 18, 2025
[solved] Backward compat bug of TCastleScene "structure" Bugs	3	57	June 16, 2025
Shaders! Large new documentation how to use shaders with Castle Game Engine, and new "shader libraries" (for now: to convert worldeye space comfortably), and new SetEffects methods News	1	38	June 14, 2025
Project Apartment 3D	4	93	June 11, 2025
Get 2D screen coordinates from a 3D object translation 3D	2	43	June 8, 2025
Game controllers (gamepads, joysticks) - new comfortable API, and example of walking and talking using gamepad from Delphi Summit 2025 News	1	29	June 8, 2025
Question about implementing shader-based sky in TCastleBackground	17	143	June 2, 2025
Shadow maps in 2025?	34	131	June 2, 2025
[solved] Making Models semi-transparent. Setting baseColorFactor+alphaMode (in GLTF material) via code 3D	8	128	June 2, 2025
Meet me in Netherlands (Amsterdam), Italy (Piacenza), Germany (Sundern) at the upcoming Pascal conferences News	1	41	May 30, 2025
More trees: billboards vs solids	5	67	May 27, 2025

Forum Guidelines

How to Best Get Help Clearly state the problem you need to solve. Mention your Operating System (OS), the version of Free Pascal Compiler (FPC), Lazarus and Castle Game Engine (CGE). Provide a piece of code to re…