2019-05-18 10:39:39 +00:00
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/**
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* \defgroup rpltmap RpLtMap
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2020-07-18 10:30:51 +00:00
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* \ingroup lighting
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2019-05-18 10:39:39 +00:00
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*
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* Lightmap Plugin for RenderWare Graphics.
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*/
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#ifndef RPLTMAP_H
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#define RPLTMAP_H
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/*===========================================================================*
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*--- Includes --------------------------------------------------------------*
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*===========================================================================*/
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#include "rwcore.h"
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#include "rpworld.h"
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2020-07-18 10:30:51 +00:00
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/* Used during lightmap illumination (sliver triangles are skipped
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* (their texels should be filled by dilate()), because their normals
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* can't be accurately calculated) */
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#define rpLTMAPDEFAULTSLIVERAREATHRESHOLD (0.001f)
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/* Used during lightmap UV calculation (polySets may be
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* joined on the basis of vertices with equal positions) */
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#define rpLTMAPDEFAULTVERTEXWELDTHRESHOLD (0.1f)
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2019-05-18 10:39:39 +00:00
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#define rpLTMAPDEFAULTLIGHTMAPSIZE 128
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#define rpLTMAPMINLIGHTMAPSIZE 16
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#define rpLTMAPMAXLIGHTMAPSIZE 512/*?? any better way of determining this ??*/
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#define rpLTMAPMAXPREFIXSTRINGLENGTH 4
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#define rpLTMAPDEFAULTMAXAREALIGHTSAMPLESPERMESH 256
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/* The default tolerance for errors induced by area light ROIs is 1
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* (being the smallest difference in lightmap colour values) */
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#define rpLTMAPDEFAULTAREALIGHTROICUTOFF (1.0f)
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/**
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* \ingroup rpltmap
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* \ref RpLtMapStyle
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* Flags specifying the rendering style of the lightmap plugin.
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*
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* \see RpLtMapGetRenderStyle
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* \see RpLtMapSetRenderStyle
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*/
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enum RpLtMapStyle
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{
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rpLTMAPSTYLENASTYLE = 0x0,
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rpLTMAPSTYLERENDERBASE = 0x1, /**< The base texture should be rendered */
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rpLTMAPSTYLERENDERLIGHTMAP = 0x2, /**< The lightmap should be rendered */
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rpLTMAPSTYLEPOINTSAMPLE = 0x4, /**< The lightmap should be point-sampled */
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rpLTMAPSTYLEFORCEENUMSIZEINT = 0x7FFFFFFF
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};
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typedef enum RpLtMapStyle RpLtMapStyle;
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#ifdef __cplusplus
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extern "C"
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{
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#endif /* __cplusplus */
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extern RwBool
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RpLtMapPluginAttach(void);
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extern RxPipeline *
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RpLtMapGetPlatformAtomicPipeline(void);
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extern RxPipeline *
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RpLtMapGetPlatformWorldSectorPipeline(void);
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extern RwBool
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RpLtMapSetRenderStyle(RpLtMapStyle style, RpWorld *world);
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extern RpLtMapStyle
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RpLtMapGetRenderStyle(void);
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extern RwUInt32
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RpLtMapWorldLightMapsQuery(RpWorld *world);
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extern RwTexture *
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RpLtMapWorldSectorGetLightMap(RpWorldSector *sector);
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extern RpWorldSector *
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RpLtMapWorldSectorSetLightMap(RpWorldSector *sector, RwTexture *lightMap);
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extern RwTexture *
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RpLtMapAtomicGetLightMap(RpAtomic *atomic);
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extern RpAtomic *
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RpLtMapAtomicSetLightMap(RpAtomic *atomic, RwTexture *lightMap);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* RPLTMAP_H */
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