class Enlighten::IBake

└>Geo::IGeoReleasable

The Low Level Enlighten Baking API.

Functions

Name	Description
BakeProbeSetDirect(const IPrecompInputProbeSet , const IBakeVisibilityBuffer , Geo::IGeoProgressProxy , IBakeOutputProbeSet &)	Calculates the direct light output for a given probe set and set of lights.
BakeProbeSetVisibility(const IPrecompInputProbeSet , const IBakeVisibilityBuffer , const Geo::GeoGuid &, Geo::IGeoProgressProxy , IBakeOutputProbeSetVisibility &)	Calculates the light mask for a direct light for a given probe set.
BakeSystemAO(const IBakeInputSystem , const IBakeSystemResource , const IBakeTextureManager , const IBakeInputProperties , Geo::IGeoProgressProxy , IBakeOutputSystemAO &)	Calculates the AO contribution for a given system.
BakeSystemDirect(const IBakeInputSystem , const IBakeVisibilityBuffer , const IBakeSystemResource , const IBakeTextureManager , const IBakeInputProperties , Geo::IGeoProgressProxy , IBakeOutputSystemDirect *&)	Calculates the direct light output for a given system and set of lights.
BakeSystemFinalGather(const IBakeInputSystem , const IBakeSolvedRuntime , const IBakeInputRayOriginPositions , const IBakeSystemResource , const IBakeTextureManager , const IBakeInputProperties , Geo::IGeoProgressProxy , Geo::u32, const IBakeInputSystem const , const IBakeOutputSystemDirect const , const IBakeOutputSystemIndirect const , IBakeOutputSystemFinalGather &)	Refines the indirect light output for a given system and set of lights using previously calculated direct and indirect output.
BakeSystemIndirect(const IBakeInputSystem , const IBakeSolvedRuntime , const IBakeInputRayOriginPositions , const IBakeSystemResource , const IBakeTextureManager , const IBakeInputProperties , Geo::IGeoProgressProxy , IBakeOutputSystemIndirect &)	Calculates the indirect light output for a given system and set of lights.
BakeSystemRadiosityNormal(const IBakeInputSystem , const IBakeSolvedRuntime , const IBakeInputProperties , Geo::IGeoProgressProxy , IBakeOutputSystemRadiosityNormal *&)	Calculates the radiosity normal texture for a given system.
BakeSystemVisibility(const IBakeInputSystem , const IBakeVisibilityBuffer , const Geo::GeoGuid &, const IBakeSystemResource , const IBakeInputProperties , Geo::IGeoProgressProxy , IBakeOutputSystemVisibility &)	Calculates the visibility for a given light.
CreateRuntimeLighting(const IBakeInputSystem , const IPrecompSystemDuster , const IPrecompPackedSystem , const CpuTextureElement , const CpuTextureElement , float, const IBakeInputLighting , IBakeRuntimeLighting *&)	Creates the IBakeRuntimeLighting for a given Enlighten system.
CreateSystemResource(const IBakeInputSystem const , Geo::s32, bool, Geo::IGeoProgressProxy , IBakeSystemResource &)	Combines multiple IBakeInputSystem objects into a single IBakeSystemResource.
FinaliseRuntimeLighting(IBakeRuntimeLighting *)	Finalises the IBakeRuntimeLighting for a given Enlighten system.
GetDebugPixelCoordinates(const IBakeInputSystem *)	Obtains reference to an array of debug pixel coordinates for a given system.
GetDebugPixelCoordinates(const IBakeInputSystem *)	Obtains reference to an array of debug pixel coordinates for a given system.
Release()	Free this object that was created within the Enlighten libraries.
RunEnlightenSolver(const IBakeInputRuntime , const IBakeRuntimeLighting const , Geo::IGeoProgressProxy , IBakeSolvedRuntime *&)	Runs the runtime radiosity solver for the IBakeInputRuntime, yielding data for the indirect baking.
SetCpuGpuMode(Geo::ECpuGpuMode)	Sets the hardware mode for the Enlighten baking.
SetCpuThreadMax(Geo::s32)	Sets the maximum number of threads that the Cpu mode will use.
SetMaxConcurrentRays(Geo::s32)	Sets the total number of rays that the baking will generate at one time. Set this only if you are concerned about memory pressure.
SetRaySetDumpFolder(const char *)	Sets the folder to dump traced per-pixel rays to.
SetRootFolder(const char *)	Sets the root folder.
SetStateDump(EStateDump)	Sets the level of reproduction data saved by the IBake tasks.
SetStateDumpFolder(const char *)	Sets the folder that shall contain reproduction data for the IBake tasks.
UpdateProbeVisibilityBuffer(const IPrecompInputProbeSet , const IBakeSystemResource , const IBakeTextureManager , const IBakeInputLighting , const IBakeInputProperties , Geo::IGeoProgressProxy , IBakeVisibilityBuffer *&)	Updates (or creates from scratch) a light visibility buffer for use with probe lighting.
UpdateRuntimeLighting(const IBakeInputSystem , const IBakeTextureManager , const IBakeVisibilityBuffer , const Geo::v128 , const Geo::v128 , const IBakeInputProperties , Geo::IGeoProgressProxy , IBakeRuntimeLighting )	Copies lighting information from a lightmap into the IBakeRuntimeLighting of an Enlighten system.
UpdateVisibilityBuffer(const IBakeInputSystem , const IBakeSystemResource , const IBakeTextureManager , const IBakeInputLighting , const IBakeInputProperties , bool, Geo::IGeoProgressProxy , IBakeVisibilityBuffer *&)	Updates (or creates from scratch) a light visibility buffer.

Typedefs

Name	Description
Geo::GeoArray< Geo::GeoPair< Geo::s32, Geo::s32 > > DebugPixelCoordinates	X,Y coordinate of a debug pixel.

Enums

Name	Description
EStateDump	Controls the amount of reproduction data saved by the IBake tasks.

virtual Geo::s32 Enlighten::IBake::BakeProbeSetDirect

public: Geo::s32 BakeProbeSetDirect
(
const IPrecompInputProbeSet * pProbes,
const IBakeVisibilityBuffer * pVisBuffer,
Geo::IGeoProgressProxy * progress,
IBakeOutputProbeSet *& oDirect
)

Calculates the direct light output for a given probe set and set of lights.

If you want separate textures for each light, call this once for each light.

Parameters

[in]	pProbes	The input probes
[in]	pVisBuffer	The light visibility buffer, created from the visible meshes.
[in]	progress	This object is updated during this function call to give feedback on progress.
[out]	oDirect	The calculated direct lighting.

virtual Geo::s32 Enlighten::IBake::BakeProbeSetVisibility

public: Geo::s32 BakeProbeSetVisibility
(
const IPrecompInputProbeSet * pProbes,
const IBakeVisibilityBuffer * pVisBuffer,
const Geo::GeoGuid & lightId,
Geo::IGeoProgressProxy * progress,
IBakeOutputProbeSetVisibility *& oVisibility
)

Calculates the light mask for a direct light for a given probe set.

If you want separate textures for each light, call this once for each light.

Parameters

[in]	pProbes	The input probes
[in]	pVisBuffer	The light visibility buffer, created from the visible meshes.
[in]	lightId	The GUID of the light to get light mask from
[in]	progress	This object is updated during this function call to give feedback on progress.
[out]	oVisibility	The calculated visibility data.

virtual Geo::s32 Enlighten::IBake::BakeSystemAO

public: Geo::s32 BakeSystemAO
(
const IBakeInputSystem * pSystem,
const IBakeSystemResource * pSystemResource,
const IBakeTextureManager * pTexMgr,
const IBakeInputProperties * pBakeProperties,
Geo::IGeoProgressProxy * progress,
IBakeOutputSystemAO *& oAO
)

Calculates the AO contribution for a given system.

Parameters

[in]	pSystem	The system of interest.
[in]	pSystemResource	All systems in the baking.
[in]	pTexMgr	A texture manager that provides textures used in the visibility stage (eg. normal textures). Can be NULL.
[in]	pBakeProperties	Controls all options for the Bake API, including texture size, unit scale, etc.
[in]	progress	This object is updated during this function call to give feedback on progress.
[out]	oAO	The calculated AO data.

virtual Geo::s32 Enlighten::IBake::BakeSystemDirect

public: Geo::s32 BakeSystemDirect
(
const IBakeInputSystem * pSystem,
const IBakeVisibilityBuffer * pVisBuffer,
const IBakeSystemResource * pSystemResource,
const IBakeTextureManager * pTexMgr,
const IBakeInputProperties * pBakeProperties,
Geo::IGeoProgressProxy * progress,
IBakeOutputSystemDirect *& oDirect
)

Calculates the direct light output for a given system and set of lights.

If you want separate textures for each light, call this once for each light.

Parameters

[in]	pSystem	The system of interest.
[in]	pVisBuffer	The light visibility buffer, created from the visible meshes.
[in]	pSystemResource	All systems in the baking. Can be NULL if the PostProcessingFilterSize property is 0.
[in]	pTexMgr	A texture manager that provides textures used in the visibility stage (e.g. normal textures). Can be NULL.
[in]	pBakeProperties	Controls all options for the Bake API, including texture size, unit scale, etc.
[in]	progress	This object is updated during this function call to give feedback on progress.
[out]	oDirect	The calculated direct lighting.

virtual Geo::s32 Enlighten::IBake::BakeSystemFinalGather

public: Geo::s32 BakeSystemFinalGather
(
const IBakeInputSystem * pSystem,
const IBakeSolvedRuntime * pRuntime,
const IBakeInputRayOriginPositions * pRayOriginPositions,
const IBakeSystemResource * pSystemResource,
const IBakeTextureManager * pTexMgr,
const IBakeInputProperties * pBakeProperties,
Geo::IGeoProgressProxy * progress,
Geo::u32 numInputSystems,
const IBakeInputSystem *const * pSystems,
const IBakeOutputSystemDirect *const * pOutputSystemsDirect,
const IBakeOutputSystemIndirect *const * pOutputSystemsIndirect,
IBakeOutputSystemFinalGather *& oIndirect
)

Refines the indirect light output for a given system and set of lights using previously calculated direct and indirect output.

Parameters

[in]	pSystem	The system of interest.
[in]	pRuntime	The system runtime data from the Enlighten Precompute.
[in]	pRayOriginPositions	The positions of all ray origins of all systems. If NULL no visibility aware upsampling takes place.
[in]	pSystemResource	All systems in the baking. If NULL no visibility aware upsampling takes place.
[in]	pTexMgr	A texture manager that provides textures used in the visibility stage (eg. normal textures). Can be NULL.
[in]	pBakeProperties	Controls all options for the Bake API, including texture size, unit scale, etc.
[in]	progress	This object is updated during this function call to give feedback on progress.
[in]	numInputSystems	Number of systems in the array of all systems.
[in]	pSystems	Array of all systems.
[in]	pOutputSystemsDirect	Array of the calculated direct lighting for all systems.
[in]	pOutputSystemsIndirect	Array of the calculated indirect lighting for all systems.
[out]	oIndirect	The calculated indirect lighting.

virtual Geo::s32 Enlighten::IBake::BakeSystemIndirect

public: Geo::s32 BakeSystemIndirect
(
const IBakeInputSystem * pSystem,
const IBakeSolvedRuntime * pRuntime,
const IBakeInputRayOriginPositions * pRayOriginPositions,
const IBakeSystemResource * pSystemResource,
const IBakeTextureManager * pTexMgr,
const IBakeInputProperties * pBakeProperties,
Geo::IGeoProgressProxy * progress,
IBakeOutputSystemIndirect *& oIndirect
)

Calculates the indirect light output for a given system and set of lights.

If you want separate textures for each light, call this once for each light.

Parameters

[in]	pSystem	The system of interest.
[in]	pRuntime	The system runtime data from the Enlighten Precompute.
[in]	pRayOriginPositions	The positions of all ray origins of all systems. If NULL no visibility aware upsampling takes place.
[in]	pSystemResource	All systems in the baking. If NULL no visibility aware upsampling takes place.
[in]	pTexMgr	A texture manager that provides textures used in the visibility stage (eg. normal textures). Can be NULL.
[in]	pBakeProperties	Controls all options for the Bake API, including texture size, unit scale, etc.
[in]	progress	This object is updated during this function call to give feedback on progress.
[out]	oIndirect	The calculated indirect lighting.

virtual Geo::s32 Enlighten::IBake::BakeSystemRadiosityNormal

public: Geo::s32 BakeSystemRadiosityNormal
(
const IBakeInputSystem * pSystem,
const IBakeSolvedRuntime * pRuntime,
const IBakeInputProperties * pBakeProperties,
Geo::IGeoProgressProxy * progress,
IBakeOutputSystemRadiosityNormal *& oRadiosityNormal
)

Calculates the radiosity normal texture for a given system.

Each pixel encodes the normal that was used to calculate the Enlighten irradiance, but rescaled into the used baking UV space rather than the Enlighten UV space.

Parameters

[in]	pSystem	The system of interest.
[in]	pRuntime	The system runtime data from the Enlighten Precompute.
[in]	pBakeProperties	Controls all options for the Bake API, including texture size, unit scale, etc.
[in]	progress	This object is updated during this function call to give feedback on progress.
[out]	oRadiosityNormal	The calculated indirect lighting.

virtual Geo::s32 Enlighten::IBake::BakeSystemVisibility

public: Geo::s32 BakeSystemVisibility
(
const IBakeInputSystem * pSystem,
const IBakeVisibilityBuffer * pVisBuffer,
const Geo::GeoGuid & lightId,
const IBakeSystemResource * pSystemResource,
const IBakeInputProperties * pBakeProperties,
Geo::IGeoProgressProxy * progress,
IBakeOutputSystemVisibility *& oVisibility
)

Calculates the visibility for a given light.

Parameters

[in]	pSystem	The system of interest.
[in]	pVisBuffer	The visibility buffer of the system of interest.
[in]	lightId	The GUID of the light.
[in]	pSystemResource	All systems in the baking. Can be NULL if the PostProcessingFilterSize property is 0.
[in]	pBakeProperties	Controls all options for the Bake API, including texture size, unit scale, etc.
[in]	progress	This object is updated during this function call to give feedback on progress.
[out]	oVisibility	The calculated visibility data.

virtual Geo::s32 Enlighten::IBake::CreateRuntimeLighting

public: Geo::s32 CreateRuntimeLighting
(
const IBakeInputSystem * pEnlightenSystem,
const IPrecompSystemDuster * duster,
const IPrecompPackedSystem * packedSystem,
const CpuTextureElement * albedoTex,
const CpuTextureElement * emissiveTex,
float emissiveMax,
const IBakeInputLighting * pLighting,
IBakeRuntimeLighting *& oLighting
)

Creates the IBakeRuntimeLighting for a given Enlighten system.

This contains the runtime albedo and emissive textures for Enlighten, with the direct input lighting baked into the emissive texture.

Parameters

[in]	pEnlightenSystem	The system of interest.
[in]	duster	The precompute input sample point information, used to produce input lighting.
[in]	packedSystem	The precompute packed system, used to extract the chart mask that will be used for dilation.
[in]	albedoTex	(optional) Albedo information for the entire Enlighten system, if available.
[in]	emissiveTex	(optional) Emissive information for the entire Enlighten system, if available.
[in]	emissiveMax	(optional) Maximum encoded value in the RGBM emissive texture, if set.
[in]	pLighting	Holds the emissive environment, usually calculated from a cube map. May be NULL.
[out]	oLighting	The Enlighten runtime TextureAlbedo textures.

virtual Geo::s32 Enlighten::IBake::CreateSystemResource

public: Geo::s32 CreateSystemResource
(
const IBakeInputSystem *const * ppSystems,
Geo::s32 numSystems,
bool isEnlightenResource,
Geo::IGeoProgressProxy * progress,
IBakeSystemResource *& oSystemResource
)

Combines multiple IBakeInputSystem objects into a single IBakeSystemResource.

Each system may depend on other systems nearby; this function groups them together for the later baking steps.

Parameters

[in]	ppSystems	The list of systems to include.
[in]	numSystems	The number of systems in the above array.
[in]	isEnlightenResource	Do the IBakeInputSystems represent Enlighten systems included in the radiosity computation.
[in]	progress	This object is updated during this function call to give feedback on progress
[out]	oSystemResource	The system resource, used by later stages to do baking.

virtual Geo::s32 Enlighten::IBake::FinaliseRuntimeLighting

public: Geo::s32 FinaliseRuntimeLighting
(
IBakeRuntimeLighting * ioLighting
)

Finalises the IBakeRuntimeLighting for a given Enlighten system.

When all lightmap data has been copied into the object (with UpdateRuntimeLighting) call this method.

Parameters

[inout]

ioLighting

The Enlighten runtime TextureAlbedo textures.

virtual DebugPixelCoordinates& Enlighten::IBake::GetDebugPixelCoordinates

public: DebugPixelCoordinates & GetDebugPixelCoordinates
(
const IBakeInputSystem * pSystem
)

Obtains reference to an array of debug pixel coordinates for a given system.

virtual const DebugPixelCoordinates& Enlighten::IBake::GetDebugPixelCoordinates

public: const DebugPixelCoordinates & GetDebugPixelCoordinates
(
const IBakeInputSystem * pSystem
) const

Obtains reference to an array of debug pixel coordinates for a given system.

virtual void Geo::IGeoReleasable::Release

public: void Release()

Free this object that was created within the Enlighten libraries.

Expect this to behave in a similar way to calling 'delete(this)'

virtual Geo::s32 Enlighten::IBake::RunEnlightenSolver

public: Geo::s32 RunEnlightenSolver
(
const IBakeInputRuntime * pRuntime,
const IBakeRuntimeLighting *const * pLitMaterials,
Geo::IGeoProgressProxy * progress,
IBakeSolvedRuntime *& oSolvedRuntime
)

Runs the runtime radiosity solver for the IBakeInputRuntime, yielding data for the indirect baking.

Parameters

[in]	pRuntime	Runtime data from the Enlighten Precompute.
[in]	pLitMaterials	The material objects created from the CreateRuntimeMaterials call; emissive channel contains baked light data.
[in]	progress	This object is updated during this function call to give feedback on progress.
[out]	oSolvedRuntime	The indirect lighting information from the Enlighten runtime.

virtual void Enlighten::IBake::SetCpuGpuMode

public: void SetCpuGpuMode
(
Geo::ECpuGpuMode mode
)

Sets the hardware mode for the Enlighten baking.

virtual void Enlighten::IBake::SetCpuThreadMax

public: void SetCpuThreadMax
(
Geo::s32 maxThreads
)

Sets the maximum number of threads that the Cpu mode will use.

virtual void Enlighten::IBake::SetMaxConcurrentRays

public: void SetMaxConcurrentRays
(
Geo::s32 totalRays
)

Sets the total number of rays that the baking will generate at one time. Set this only if you are concerned about memory pressure.

virtual bool Enlighten::IBake::SetRaySetDumpFolder

public: bool SetRaySetDumpFolder
(
const char * folder
)

Sets the folder to dump traced per-pixel rays to.

virtual bool Enlighten::IBake::SetRootFolder

public: bool SetRootFolder
(
const char * folder
)

Sets the root folder.

virtual void Enlighten::IBake::SetStateDump

public: void SetStateDump
(
EStateDump state
)

Sets the level of reproduction data saved by the IBake tasks.

virtual bool Enlighten::IBake::SetStateDumpFolder

public: bool SetStateDumpFolder
(
const char * folder
)

Sets the folder that shall contain reproduction data for the IBake tasks.

virtual Geo::s32 Enlighten::IBake::UpdateProbeVisibilityBuffer

public: Geo::s32 UpdateProbeVisibilityBuffer
(
const IPrecompInputProbeSet * pProbes,
const IBakeSystemResource * pSystemResource,
const IBakeTextureManager * pTexMgr,
const IBakeInputLighting * pLighting,
const IBakeInputProperties * pBakeProperties,
Geo::IGeoProgressProxy * progress,
IBakeVisibilityBuffer *& ioVisBuffer
)

Updates (or creates from scratch) a light visibility buffer for use with probe lighting.

The return value is as follows: 0 if the buffer was correctly updated 1 if the visibility was already up to date 2 if there was a failure updating the buffer

If you want separate probe set values for each light, call this once for each light.

Parameters

[in]	pProbes	The probe set of interest.
[in]	pSystemResource	All systems in the baking.
[in]	pTexMgr	A texture manager that provides textures used in the visibility stage (eg. opacity textures). Can be NULL.
[in]	pLighting	The lights for this system.
[in]	pBakeProperties	Controls all options for the Bake API, including texture size, unit scale, etc.
[in]	progress	This object is updated during this function call to give feedback on progress.
[inout]	ioVisBuffer	The calculated buffer. If you are updating an existing buffer, pass it in here.

virtual Geo::s32 Enlighten::IBake::UpdateRuntimeLighting

public: Geo::s32 UpdateRuntimeLighting
(
const IBakeInputSystem * pSystem,
const IBakeTextureManager * pTexMgr,
const IBakeVisibilityBuffer * pVisBuffer,
const Geo::v128 * albedoDilatedPtr,
const Geo::v128 * emissiveDilatedPtr,
const IBakeInputProperties * pBakeProperties,
Geo::IGeoProgressProxy * progress,
IBakeRuntimeLighting * ioLighting
)

Copies lighting information from a lightmap into the IBakeRuntimeLighting of an Enlighten system.

Parameters

[in]	pSystem	The system of interest.
[in]	pTexMgr	A texture manager that provides textures used in the visibility stage (eg. normal textures). Can be NULL.
[in]	pVisBuffer	The light visibility buffer, created from only the meshes included in the radiosity computation.
[in]	albedoDilatedPtr	(optional) Additional albedo information, if not supplied we assume the material to be white, in gamma-2 format. This texture must have an alpha channel masking pixels that have geometry. The alpha values should be > 0.0 for rendered pixels and 0.0 for gutter pixels.
[in]	emissiveDilatedPtr	(optional) Additional emissive information, if not supplied we assume the material to not be emissive. This texture must have an alpha channel masking pixels that have geometry. The alpha values should be > 0.0 for rendered pixels and 0.0 for gutter pixels.
[in]	pBakeProperties	Controls all options for the Bake API, including texture size, unit scale, etc.
[in]	progress	This object is updated during this function call to give feedback on progress.
[inout]	ioLighting	The Enlighten runtime TextureAlbedo textures.

virtual Geo::s32 Enlighten::IBake::UpdateVisibilityBuffer

public: Geo::s32 UpdateVisibilityBuffer
(
const IBakeInputSystem * pSystem,
const IBakeSystemResource * pSystemResource,
const IBakeTextureManager * pTexMgr,
const IBakeInputLighting * pLighting,
const IBakeInputProperties * pBakeProperties,
bool target,
Geo::IGeoProgressProxy * progress,
IBakeVisibilityBuffer *& ioVisBuffer
)

Updates (or creates from scratch) a light visibility buffer.

The return value is as follows: 0 if the buffer was correctly updated 1 if the visibility was already up to date 2 if there was a failure updating the buffer

If you want separate textures for each light, call this once for each light.

Parameters

[in]	pSystem	The system of interest.
[in]	pSystemResource	All systems in the baking.
[in]	pTexMgr	A texture manager that provides textures used in the visibility stage (eg. opacity textures). Can be NULL.
[in]	pLighting	The lights for this system.
[in]	pBakeProperties	Controls all options for the Bake API, including texture size, unit scale, etc.
[in]	target	Whether the system is included in the radiosity computation.
[in]	progress	This object is updated during this function call to give feedback on progress.
[inout]	ioVisBuffer	The calculated buffer. If you are updating an existing buffer, pass it in here.

EStateDump

public: enum EStateDump
{
esdNone,
esdInputsOnly,
esdAll
}

Controls the amount of reproduction data saved by the IBake tasks.

enumerators

esdNone	Do not save any dump files.
esdInputsOnly	Save files containing the inputs provided by the user.
esdAll	Save files at the input to every task, including generated files.

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