Zoner's Half-Life Tools.fgd

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January 2024

FGD for VHLT, containing compiler-specific entities.

Tip:If using J.A.C.K., replace _tex(string) with _tex(shader) to add a button that brings up the texture browser for light_surface.

FGD

This is a text file used internally by a Valve Software technology, such as Source and GoldSrc Engine.
To open this file, copy the following text into a text editor such as Notepad++, and save it with "save as type" being "all files" and .FGD appended to the file name. Then open the file in the appropriate tool.

zhlt.fgd

Forge Game Data

// light_shadow // It creates toggleable shadow for func_door, func_breakable, ... @PointClass color(255 255 0) = light_shadow : "Dynamic shadow control" [ // Control the shadow of this solid entity. // The solid entity must have 'Opaque' set in its lightflags. target(target_destination) : "Target solid entity" // Switch the light_shadow on/off will cause shadow to disappear/appear. targetname(target_source) : "Name" style(choices) : "Appearance (no name allowed)" : "" = [ "" : "Normal" 10: "Fluorescent flicker" 2 : "Slow, strong pulse" 11: "Slow pulse, noblack" 5 : "Gentle pulse" 1 : "Flicker A" 6 : "Flicker B" 3 : "Candle A" 7 : "Candle B" 8 : "Candle C" 4 : "Fast strobe" 9 : "Slow strobe" 12 : "Underwater mutation" ] pattern(string) : "Custom Appearance" convertto(choices) : "Classname in game" : "light" = [ "light" : "light" "light_spot" : "light_spot" ] spawnflags(flags) = [ 1 : "Initially dark" : 0 2048 : "Not in Deathmatch" : 0 ] ] // light_bounce // Use as complement for light_shadow. @PointClass color(255 255 0) = light_bounce : "Bounce light control" [ // Control the light bounced from this solid entity. target(target_destination) : "Target solid entity" // When the targeted entity disappear, switch on the light_shadow and switch off the light_bounce at the same time. targetname(target_source) : "Name" style(choices) : "Appearance (no name allowed)" : "" = [ "" : "Normal" 10: "Fluorescent flicker" 2 : "Slow, strong pulse" 11: "Slow pulse, noblack" 5 : "Gentle pulse" 1 : "Flicker A" 6 : "Flicker B" 3 : "Candle A" 7 : "Candle B" 8 : "Candle C" 4 : "Fast strobe" 9 : "Slow strobe" 12 : "Underwater mutation" ] pattern(string) : "Custom Appearance" convertto(choices) : "Classname in game" : "light" = [ "light" : "light" "light_spot" : "light_spot" ] spawnflags(flags) = [ 1 : "Initially dark" : 0 2048 : "Not in Deathmatch" : 0 ] ] // info_overview_point // It makes all entities visible from this place. This is useful for overview mode (dev_overview 1). // If "Reversed" is selected, this place will become visible from the entire map. This is useful for large skybox model. @PointClass color(255 0 0) = info_overview_point : "Disable VIS here for overview" [ reverse(choices) : "Reversed" : "" = [ "": "No" 1: "Yes" ] ] // info_sunlight // It generates a fake light_environment which defines sv_skycolor and sv_skyvec in game. // If you are using multiple light_environments, you will probably need this entity. @PointClass color(255 255 0) = info_sunlight : "light_environment information that affects model brightness" [ target(target_destination) : "Target" angles(string) : "Pitch Yaw Roll (Y Z X)" : "0 0 0" pitch(integer) : "Pitch" : -90 _light(color255) : "Brightness" : "0 0 0 100" ] // func_group // It is not a real entity. Brushes in this entity are still world brushes. @SolidClass = func_group : "Solid brushes" [ zhlt_coplanarpriority(integer) : "Priority when faces overlap" : 0 zhlt_noclip(choices) : "Passable" : "" = [ "": "No" 1: "Yes" ] ] // info_texlights // It defines texture lights. // Add any texture name as a key and their brightness as the value. // Don't need to set colors because hlrad knows texture colors. @PointClass color(255 0 0) = info_texlights : "Texture name : Brightness" [ ] // info_smoothvalue // It specifies smoothing threshold angle for each texture. @PointClass color(255 0 0) = info_smoothvalue : "Texture name : Threshold of smooth angle" [ ] // info_translucent // It defines translucent effect for textures. // 0.0 = normal (only receive light from front), 1.0 = receive 100% light from back and 0% from front. // Can be used to simulate materials like fabric, coarse glass, plastic. // The thickness of brush with translucent textures can not exceed 2 units. @PointClass color(255 0 0) = info_translucent : "Texture name : translucent amount (0.0-1.0)" [ ] // info_angularfade // It gives textures metal like look. // 1.0 = normal; higher value = brightness decrease more quickly when the angle increases // Do not use this effect too much, because it looks unnatural and exaggerated. @PointClass color(255 0 0) = info_angularfade : "Texture name : the speed at which light fade as its direction becomes parellel to the texture (default 1.0)" [ ] // light_surface // It defines texture lights. // It is recommended to replace lights.rad and info_texlights with this entity. @PointClass color(255 255 0) = light_surface : "Advanced texture light" [ _tex(string) : "Texture name" : "" // texture name (not case sensitive) _frange(string) : " Filter max distance" : "" // max distance from face center to this entity _fdist(string) : " Filter max dist to plane" : "" // max distance from face plane to this entity _fclass(string) : " Filter entity classname" : "" _fname(string) : " Filter entity name" : "" _light(color255) : "Texture brightness" : "255 255 255 80" // value >= 80 will ensure full brightness. Colored brightness is not recommended. _texcolor(color255) : " Color(replace texture color)" : "" // emit light as if the texture is in this color // Note: // If you want to set cone angle or any other value to 0, // '0.0' should be used instead of '0'. // This is a bug in Hammer. _cone(string) : " Inner(bright) angle(90default)" : "" // should be 90 for conventional texlights _cone2(string) : " Outer(fading) angle(90default)" : "" // should be 90 for conventional texlights _scale(string) : " Adjust emit scale(1.0default)" : "" // 0.0 = no emitting _chop(string) : " Grid size of sampling" : "" // in inch; not affected by texture scale _texlightgap(choices) : " Dark gap in front of texlight" : "" = // in texture pixels; size of dark area near the light source [ "": "Default (no gap)" "0.0": "0.0 - no gap" "3.0": "3.0 - small gap" "12.0": "12.0 - large gap" ] _fast(choices) : " Fast" : "" = [ "": "Auto" 1: "Yes" 2: "No" ] // 'light_surface' will not be recognized by the game if we don't change its classname. convertto(choices) : "Classname in game" : "light" = [ "light" : "light" "light_spot" : "light_spot" ] targetname(target_source) : " Name" : "" // create a new light style with this name style(choices) : " Appearance (no name allowed)" : "" = // use predefined light styles which have predefined patterns [ "" : "Normal" 10: "Fluorescent flicker" 2 : "Slow, strong pulse" 11: "Slow pulse, noblack" 5 : "Gentle pulse" 1 : "Flicker A" 6 : "Flicker B" 3 : "Candle A" 7 : "Candle B" 8 : "Candle C" 4 : "Fast strobe" 9 : "Slow strobe" 12 : "Underwater mutation" ] // Light of the same style share the same pattern. pattern(string) : " Custom Appearance" : "" // pattern defined by a sequence of letters spawnflags(flags) = [ 1 : "Initially dark" : 0 2048 : "Not in Deathmatch" : 0 ] ] // func_detail // Similar in function to the func_detail in Source, though it is still subject to the bsp file format. @SolidClass = func_detail : "Detail brushes" [ // You can leave the detail level to 1. For tiny objects, you might set to 2, so that they won't chop faces of other func_details. zhlt_detaillevel(integer) : "Detail level" : 1 // For large shapes such as terrain and walls, set this to no less than their detail level, so that they can chop the faces of adjacent world brushes. zhlt_chopdown(integer) : "Lower its level to chop others" : 0 // Usually you don't have to use this. zhlt_chopup(integer) : "Raise its level to get chopped" : 0 // For brushes in the same detail level and have overlapping faces (which are on the same plane), this priority determines which one will appear. zhlt_coplanarpriority(integer) : "Priority when faces overlap" : 0 // Setting this to 0 will reduce clipnode count, but will lose the benefit of func_detail's better content deciding method which is designed to prevent "Ambiguous leafnode contents" problem. zhlt_clipnodedetaillevel(integer) : "Detail level of cliphulls" : 1 // Very useful option which can reduce clipnode count. zhlt_noclip(choices) : "Passable" : "" = [ "": "No" 1: "Yes" ] ] // info_hullshape // It replaces the default cuboid shape of the player when generating collision hulls for certain brushes. @SolidClass = info_hullshape : "Hull shape definition" [ targetname(target_source) : "Name" defaulthulls(choices) : "Set as default shape" : "" = [ "": "No" 2: "for hull 1" 4: "for hull 2" 8: "for hull 3" ] disabled(choices) : "Disable this entity" : "" = [ "": "No" 1: "Yes" ] ]