--- name: "coin_environment_variables" section: "3" platform: "linux" package: "coin" version: "1:4.0.10-1" release: "Arch Linux 2026-11-01" platforms: ["linux"] url: "https://new.carta.tech/coin_environment_variables" --- # coin\_environment\_variables(3) Environment variables Debug related: Font/Text rendering related: Runtime linking related: Sound related: Texture control related: Rendering (OpenGL) related: Caching related: Tessellation related: NURBS related: Work around driver bugs: Others: ## NAME coin\_environment\_variables - Environment variables Debug related: - • **COIN\_DEBUG\_3DS** - • **COIN\_DEBUG\_ASSERT\_SOBASE\_SETNAME** - • **COIN\_DEBUG\_AUDIO** - • **COIN\_DEBUG\_BINARY\_INPUT** - • **COIN\_DEBUG\_BREAK** - • **COIN\_DEBUG\_CACHING** - • **COIN\_DEBUG\_CLEANUP** - • **COIN\_DEBUG\_DL** - • **COIN\_DEBUG\_EXTRA** - • **COIN\_DEBUG\_FLATTEN\_NODEKITS\_ON\_WRITE** - • **COIN\_DEBUG\_FONTSUPPORT** - • **COIN\_DEBUG\_GLGLUE** - • **COIN\_DEBUG\_GLRENDER\_TRAVERSAL** - • **COIN\_DEBUG\_GLUNURBSSURFACE** - • **COIN\_DEBUG\_GLU\_INFO** - • **COIN\_DEBUG\_GLU\_VERSION** - • **COIN\_DEBUG\_IMPORT** - • **COIN\_DEBUG\_INTERSECTIONDETECTIONACTION** - • **COIN\_DEBUG\_LISTMODULES** - • **COIN\_DEBUG\_MUTEXLOCK\_MAXTIME** - • **COIN\_DEBUG\_MUTEXLOCK\_TIMING** - • **COIN\_DEBUG\_MUTEX\_COUNT** - • **COIN\_DEBUG\_NORMALIZE** - • **COIN\_DEBUG\_NPRINTF** - • **COIN\_DEBUG\_NURBS\_COMPLEXITY** - • **COIN\_DEBUG\_ROOT\_NOTIFICATIONS** - • **COIN\_DEBUG\_SIMAGE** - • **COIN\_DEBUG\_SOEXTSELECTION** - • **COIN\_DEBUG\_SOFILE\_READ** - • **COIN\_DEBUG\_SOINPUT\_FINDFILE** - • **COIN\_DEBUG\_SOOFFSCREENRENDERER** - • **COIN\_DEBUG\_SOOFFSCREENRENDERER\_TILEPREFIX** - • **COIN\_DEBUG\_SPIDERMONKEY\_BINDING** - • **COIN\_DEBUG\_STRING\_GROW** - • **COIN\_DEBUG\_TRACK\_SOBASE\_INSTANCES** - • **COIN\_DEBUG\_VBO** - • **COIN\_DEBUG\_VRMLSCRIPT** - • **COIN\_DEBUG\_WRITEREFS** - • **COIN\_GLERROR\_DEBUGGING** - • **COIN\_RANDOMIZE\_RENDER\_CACHING** Font/Text rendering related: - • **COIN\_FONT\_PATH** - • **COIN\_FONTCONFIG\_LIBNAME** - • **COIN\_FORCE\_FONTCONFIG\_OFF** - • **COIN\_FREETYPE2\_LIBNAME** - • **COIN\_FORCE\_FREETYPE\_OFF** - • **COIN\_FORCE\_WIN32FONTS\_OFF** - • **COIN\_DISABLE\_UTF8** Runtime linking related: - • **COIN\_BZIP2\_LIBNAME** - • **COIN\_CG\_LIBNAME** - • **COIN\_FONTCONFIG\_LIBNAME** - • **COIN\_FREETYPE2\_LIBNAME** - • **COIN\_GLU\_LIBNAME** - • **COIN\_OPENAL\_LIBNAME** - • **COIN\_SIMAGE\_LIBNAME** - • **COIN\_SPIDERMONKEY\_LIBNAME** - • **COIN\_ZLIB\_LIBNAME** Sound related: - • **COIN\_OPENAL\_LIBNAME** - • **COIN\_SOUND\_BUFFER\_LENGTH** - • **COIN\_SOUND\_DISABLE** - • **COIN\_SOUND\_DRIVER\_NAME** - • **COIN\_SOUND\_ENABLE** - • **COIN\_SOUND\_INTRO\_PAUSE** - • **COIN\_SOUND\_NUM\_BUFFERS** - • **COIN\_SOUND\_THREAD\_SLEEP\_TIME** Texture control related: - • **COIN\_MAXIMUM\_TEXTURE2\_SIZE** - • **COIN\_MAXIMUM\_TEXTURE3\_SIZE** - • **COIN\_TEX2\_ANISOTROPIC\_LIMIT** - • **COIN\_TEX2\_LINEAR\_LIMIT** - • **COIN\_TEX2\_LINEAR\_MIPMAP\_LIMIT** - • **COIN\_TEX2\_MIPMAP\_LIMIT** - • **COIN\_TEX2\_SCALEUP\_LIMIT** - • **COIN\_TEX2\_USE\_GLTEXSUBIMAGE** - • **COIN\_TEX2\_USE\_SGIS\_GENERATE\_MIPMAP** Rendering (OpenGL) related: - • **COIN\_AGLGLUE\_NO\_PBUFFERS** - • **COIN\_CGLGLUE\_NO\_PBUFFERS** - • **COIN\_GLXGLUE\_NO\_PBUFFERS** - • **COIN\_GLXGLUE\_NO\_GLX13\_PBUFFERS** - • **COIN\_GLX\_PIXMAP\_DIRECT\_RENDERING** - • **COIN\_WGLGLUE\_NO\_PBUFFERS** - • **COIN\_ALLOW\_SPIDERMONKEY** - • **COIN\_DONT\_MANGLE\_OUTPUT\_NAMES** - • **COIN\_ENABLE\_CONFORMANT\_GL\_CLAMP** - • **COIN\_EXTSELECTION\_SAVE\_OFFSCREENBUFFER** - • **COIN\_FORCE\_TILED\_OFFSCREENRENDERING** - • **COIN\_GLBBOX** - • **COIN\_HANDLE\_STACK\_OVERFLOW** - • **COIN\_NORMALIZATION\_CUBEMAP\_SIZE** - • **COIN\_NOT\_STRICT\_VRML97** - • **COIN\_NO\_SOTYPE\_DYNLOAD** - • **OIV\_NUM\_SORTED\_LAYERS\_PASSES** - • **COIN\_NUM\_SORTED\_LAYERS\_PASSES** - • **COIN\_OFFSCREENRENDERER\_MAX\_TILESIZE** - • **COIN\_OFFSCREENRENDERER\_TILEHEIGHT** - • **COIN\_OFFSCREENRENDERER\_TILEWIDTH** - • **COIN\_OFFSCREEN\_STENCIL\_BITS** - • **COIN\_OLDSTYLE\_FORMATTING** - • **COIN\_QUADMESH\_PRECISE\_LIGHTING** - • **COIN\_SEPARATE\_DIFFUSE\_TRANSPARENCY\_OVERRIDE** - • **COIN\_SOINPUT\_SEARCH\_GLOBAL\_DICT** - • **COIN\_SOOFFSCREENRENDERER\_ALLOW\_RESOURCEHOG** - • **COIN\_SORTED\_LAYERS\_USE\_NVIDIA\_RC** - • **COIN\_VBO\_MAX\_LIMIT** - • **COIN\_VBO\_MIN\_LIMIT** - • **COIN\_VERTEX\_ARRAYS** - • **COIN\_VIEWUP** Caching related: - • **COIN\_AUTOCACHE\_LOCAL\_MAX** - • **COIN\_AUTOCACHE\_LOCAL\_MIN** - • **COIN\_AUTOCACHE\_REMOTE\_MAX** - • **COIN\_AUTOCACHE\_REMOTE\_MIN** - • **COIN\_AUTOCACHE\_VBO\_LIMIT** - • **COIN\_AUTO\_CACHING** - • **COIN\_NESTED\_CACHING** - • **COIN\_SMART\_CACHING** - • **IV\_SEPARATOR\_MAX\_CACHES** Tessellation related: - • **COIN\_GLU\_SILENCE\_TESS\_COMBINE\_WARNING** - • **COIN\_PREFER\_GLU\_TESSELLATOR** NURBS related: - • **COIN\_CALCULATE\_NURBS\_NORMALS** - • **COIN\_OLD\_NURBS\_COMPLEXITY** - • **COIN\_REDUCE\_LINEAR\_NURBS\_STEPS** Work around driver bugs: - • **COIN\_DONT\_INFORM\_INDIRECT\_RENDERING** - • **COIN\_DONT\_USE\_FBO** - • **COIN\_FORCE\_AGL** - • **COIN\_FORCE\_GL1\_0\_ONLY** - • **COIN\_FULL\_INDIRECT\_RENDERING** - • **COIN\_GLGLUE\_DISABLE\_NON\_POWER\_OF\_TWO\_TEXTURES** - • **COIN\_GLGLUE\_DISABLE\_PALETTED\_TEXTURE** - • **COIN\_GLGLUE\_DISABLE\_VBO\_IN\_DISPLAYLIST** - • **COIN\_GLGLUE\_NO\_ELSA\_WARNING** - • **COIN\_GLGLUE\_NO\_G400\_WARNING** - • **COIN\_GLGLUE\_NO\_RADEON\_WARNING** - • **COIN\_GLGLUE\_NO\_SUN\_EXPERT3D\_WARNING** - • **COIN\_GLGLUE\_NO\_TRIDENT\_WARNING** - • **COIN\_GLGLUE\_SILENCE\_DRIVER\_WARNINGS** - • **COIN\_GL\_DISABLE\_VBO** - • **COIN\_GL\_NO\_CURRENT\_CONTEXT\_CHECK** - • **COIN\_NO\_NVIDIA\_COLOR\_PER\_FACE\_BUG\_WORKAROUND** - • **COIN\_PREFER\_GLPOLYGONOFFSET\_EXT** - • **COIN\_VBO** Others: - • **COINDIR** - • **SO\_DRAGGER\_DIR** - • **SO\_SHADER\_DIR** - • **WINDIR**