ETQWDOOM3

Enemy Territory: Quake Wars on DOOM3 GPL OpenGLES/GLSL

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Not supported

• MegaTexture
• Collision testing multi-threading
• All ARB/CG type shader source
• GUIs on model
• Some shaders
• [-] Environment lighting
• [-] Occlusion query
• [-] ASCII file parsing(if binary file missing)
• [-] Atmosphere rendering
• Cinematic and bik video
• ...

Bugs

• [-] Postprocess view effect
• Some vehicles AAS error
• BSE
• Fonts on GUIs
• OK in game command GUIs by mouse clicking
• Multiplayer game
• Formatter text
• ...

Changes

• All dds files decoding by software for OpenGLES
• Always using DOOM3's interaction shader
• Playing with bots only
• Using command map texture instead of terrain mega texture: megatextures.mtr megatextures_sdk.mtr
• Only support GLSL(100 es/300 es) shader source: renderprogs

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Source code

Game SDK

• Game SDK
• SplashDamage/idlib

IDA Hex-ray Decompiled

• idImage::ImageProgramStringToCompressedFileName
• R_LoadHalfSphereToCube
• idAASFileLocal::LinkReachability
• idAASFileLocal::FlagNoPushAreas
• idAASFileLocal::PointReachableAreaNum
• idAASFileLocal::BoundsReachableAreaNum_r
• idAASFileLocal::BoundsReachableAreaNum
• idAASFileLocal::PushPointIntoArea
• idAASFileLocal::TraceFloor
• idAASFileLocal::SplitFloorWinding
• idAASFileLocal::GetFloorEdgeSplitPoints
• idAASFileLocal::GetFloorDistance
• idAASFileLocal::BoundsBestReachableAreaNum
• idAASFileLocal::PointBestReachableAreaNum
• idAASFileLocal::Trace
• idAASFileLocal::BoundsReachableAreaNum_r
• idAASFileLocal::TraceHeight
• sdDeclAmbientCubeMap::ScaleCubeMapColor
• sdDeclAmbientCubeMap::BakeLight
• sdDeclAmbientCubeMap::BakeGradientMap
• sdDeclAmbientCubeMap::AmbientCubeMapImage
• sdDeclAmbientCubeMap::LightCubeMapImage
• sdDeclAmbientCubeMap::SpecularCubeMapImage

Raven BSE

• Raven BSE

GPL

• DOOM3 GPL
• SplashDamage extras

Game resource

• GLSL shader

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Binary file structure

Extension	Origin extension	Description	Class	Structure
aasb	aas_player/aas_vehicle	Area Awareness System	idAASFileLocal	aasb
cacheb		Global parser token cache		cacheb
clustb		Model clust for map terrain. e.g. tree, grass		clustb
cmb	cm	Map collision model	idCollisionModelManagerLocal	cmb
declb	def/gui...	Compressed Decl(All idDecl)	idDeclManagerLocal	declb
md5b	md5mesh	MD5Mesh v11 model(include LODs, GUI surfaces)	idRenderModelMD5	md5b
mega	mega	Mega texture		mega
modelb	lwo/ase	Static model	idRenderModelStatic	modelb
procb	proc	Processed map render model	idRenderWorldLocal	procb

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New cvars

CVar	Type	Default	Description	Flag	Range	Scope	Remark	Platform
harm_r_fontDefaultScale	Float	0.27	default font scale in GUIs	ARCHIVE		Engine/Renderer		All
harm_r_clearPostprocessBuffer	Bool	0	clear postprocess buffer image on every draw	ARCHIVE		Engine/Renderer		All
harm_r_printShaderSource	Bool	0	print external converted shader source	ARCHIVE		Engine/Renderer		All
harm_r_skipAreaAmbient	Bool	0	skip areas ambient rendering before draw interactions			Engine/Renderer		All
harm_r_builtinAreaAmbient	Bool	0	using built-in global illumination for area ambient rendering			Engine/Renderer		All
harm_r_areaAmbientScale	Float	1.0	area ambient scale	ARCHIVE		Engine/Renderer		All
harm_r_areaAmbientAlpha	Float	1.0	area ambient alpha	ARCHIVE		Engine/Renderer		All
harm_r_skipImposter	Bool	0	skip imposter rendering for static model			Engine/Renderer		All
harm_r_skipVisDistCheck	Bool	0	skip entity visible distance check			Engine/Renderer		All
harm_r_visDistCheckType	Integer	0	entity visible distance check type		0 = bounds, 1 = origin, 2 = sphere	Engine/Renderer		All
harm_r_drawVisDistCheck	Bool	0	draw entity visible distance check			Engine/Renderer		All
harm_r_visDistLightFallOff	Float	0.2	light fade by view distance	ARCHIVE		Engine/Renderer		All
harm_r_visDistEntityFallOff	Float	0.2	entity fade by view distance	ARCHIVE		Engine/Renderer		All
harm_r_skipVisDistFade	Bool	0	skip visible distance fade	ARCHIVE		Engine/Renderer		All
harm_com_autoLogin	String		login username automatic when game start	ARCHIVE		Engine/Framework		All

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New commands

Command	Description	Usage	Scope	Remark	Platform
loadRenderProgram	load external render program force		Engine/Renderer		All
listRenderPrograms	list loaded external render program		Engine/Renderer		All
reloadRenderPrograms	reload external render program		Engine/Renderer		All
imageProgramStringToCompressedFileName	print compressed image name from raw image program		Engine/Renderer		All
declbToText	convert declb to text files		Engine/Framework		All
exportDeclSource	export decl source text files		Engine/Framework		All
exportDeclExpandSource	export decl expand source text files		Engine/Framework		All
exportRenderPrograms	export all render programs		Engine/Framework		All

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Compiling

CMake

cmake -DBUILD_ETQW=ON -DBUILD_D3=OFF -DBUILD_Q4=OFF -DBUILD_PREY=OFF -DTOOLS=OFF -DDEDICATED=OFF CMakeLists.txt

Defined macros

• _SPLASHDAMAGE: patches for engine
• _ETQW: patches for game
• _MODEL_OBJ: obj model support

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Run

1. Put base/renderprogs, base/materials into game base folder(etqwbase on Android).
2. Execute ETQW +set r_multithread 0 +set r_useShadowMapping 1 +set r_forceShadowMapsOnAlphaTestedSurfaces 1 +set si_pure 0 +set net_serverAllowServerMod 1 +set s_useOpenAL 1.