Constants

The following constants are available globally.

  • Use this hint to turn the zbuffer on or off. Pass in an NSNumber boolean. Takes effect on the next frame.

    Declaration

    Objective-C

    extern NSString *const kMaplyRenderHintZBuffer

    Swift

    let kMaplyRenderHintZBuffer: String

  • Use this hint to turn culling optimization on or off. Pass in an NSNumber boolean.

    Declaration

    Objective-C

    extern NSString *const kMaplyRenderHintCulling

    Swift

    let kMaplyRenderHintCulling: String

  • These are options for lighting modes, basically different default shader programs. Only works with OpenGL ES 2.0 mode. Accepted values are: none,regular

    Declaration

    Objective-C

    extern NSString *const kMaplyRendererLightingMode

    Swift

    let kMaplyRendererLightingMode: String

  • If the z buffer is on, this will let you resolve. Takes an NSNumber boolean

    Declaration

    Objective-C

    extern NSString *const kMaplyDrawOffset

    Swift

    let kMaplyDrawOffset: String

  • This helps decide what order things are drawn in. Useful when the z buffer is off or you’re using transparency. Takes an NSNumber int.

    Declaration

    Objective-C

    extern NSString *const kMaplyDrawPriority

    Swift

    let kMaplyDrawPriority: String

  • Minimum point at which a feature is visible. Takes an NSNumber float. The radius of the globe is 1.0

    Declaration

    Objective-C

    extern NSString *const kMaplyMinVis

    Swift

    let kMaplyMinVis: String

  • Maximum point at which a feature is visible. Takes an NSNumber float. The radius of the globe is 1.0

    Declaration

    Objective-C

    extern NSString *const kMaplyMaxVis

    Swift

    let kMaplyMaxVis: String

  • Minimum distance from the viewer at which to display geometry.

    Declaration

    Objective-C

    extern NSString *const kMaplyViewerMinDist

    Swift

    let kMaplyViewerMinDist: String

  • Maximum distance from the viewer at which to display geometry.

    Declaration

    Objective-C

    extern NSString *const kMaplyViewerMaxDist

    Swift

    let kMaplyViewerMaxDist: String

  • Center to use when evaluating distance to viewable geometry (X)

    Declaration

    Objective-C

    extern NSString *const kMaplyViewableCenterX

    Swift

    let kMaplyViewableCenterX: String

  • Center to use when evaluating distance to viewable geometry (Y)

    Declaration

    Objective-C

    extern NSString *const kMaplyViewableCenterY

    Swift

    let kMaplyViewableCenterY: String

  • Center to use when evaluating distance to viewable geometry (Z)

    Declaration

    Objective-C

    extern NSString *const kMaplyViewableCenterZ

    Swift

    let kMaplyViewableCenterZ: String

  • The amount of time for a feature to fade in or out. Takes an NSNumber float for seconds.

    Declaration

    Objective-C

    extern NSString *const kMaplyFade

    Swift

    let kMaplyFade: String

  • Fade the feature in over time.

    Declaration

    Objective-C

    extern NSString *const kMaplyFadeIn

    Swift

    let kMaplyFadeIn: String

  • Fade the feature out over time

    Declaration

    Objective-C

    extern NSString *const kMaplyFadeOut

    Swift

    let kMaplyFadeOut: String

  • When to start fading out

    Declaration

    Objective-C

    extern NSString *const kMaplyFadeOutTime

    Swift

    let kMaplyFadeOutTime: String

  • Enable or disable an object. This can be used to create an object disabled.

    Declaration

    Objective-C

    extern NSString *const kMaplyEnable

    Swift

    let kMaplyEnable: String

  • If set, we’ll enable the objects only between the start and end time

    Declaration

    Objective-C

    extern NSString *const kMaplyEnableStart

    Swift

    let kMaplyEnableStart: String

  • If set, we’ll enable the objects only between the start and end time

    Declaration

    Objective-C

    extern NSString *const kMaplyEnableEnd

    Swift

    let kMaplyEnableEnd: String

  • Request a given object take the z buffer into account

    Declaration

    Objective-C

    extern NSString *const kMaplyZBufferRead

    Swift

    let kMaplyZBufferRead: String

  • Have a given object write itself to the z buffer

    Declaration

    Objective-C

    extern NSString *const kMaplyZBufferWrite

    Swift

    let kMaplyZBufferWrite: String

  • Assign a shader program to a particular feature. Use the shader program’s name

    Declaration

    Objective-C

    extern NSString *const kMaplyShader

    Swift

    let kMaplyShader: String

  • An NSDictionary containing uniforms to apply to a shader before drawing

    Declaration

    Objective-C

    extern NSString *const kMaplyShaderUniforms

    Swift

    let kMaplyShaderUniforms: String

  • Stars, moon, stars, atmosphere

    Declaration

    Objective-C

    extern const int kMaplyStarsDrawPriorityDefault

    Swift

    let kMaplyStarsDrawPriorityDefault: Int32

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  • Where we start image layer draw priorities

    Declaration

    Objective-C

    extern const int kMaplyImageLayerDrawPriorityDefault

    Swift

    let kMaplyImageLayerDrawPriorityDefault: Int32

  • We’ll start filling in features right around here

    Declaration

    Objective-C

    extern const int kMaplyFeatureDrawPriorityBase

    Swift

    let kMaplyFeatureDrawPriorityBase: Int32

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  • Color of the text being rendered. Takes a UIColor.

    Declaration

    Objective-C

    extern NSString *const kMaplyTextColor

    Swift

    let kMaplyTextColor: String

  • Background color for the text. Takes a UIColor.

    Declaration

    Objective-C

    extern NSString *const kMaplyBackgroundColor

    Swift

    let kMaplyBackgroundColor: String

  • Font to use in rendering text. Takes a UIFont.

    Declaration

    Objective-C

    extern NSString *const kMaplyFont

    Swift

    let kMaplyFont: String

  • Default height of the text. If for screen space, this in points. If for 3D, remember that

    Declaration

    Objective-C

    extern NSString *const kMaplyLabelHeight

    Swift

    let kMaplyLabelHeight: String

  • Default width of the text. See height for more info and, in general, use height instead.

    Declaration

    Objective-C

    extern NSString *const kMaplyLabelWidth

    Swift

    let kMaplyLabelWidth: String

  • Justification for label placement. This takes an NSString with one of: middle, left, right

    Declaration

    Objective-C

    extern NSString *const kMaplyJustify

    Swift

    let kMaplyJustify: String

  • If set, we’ll draw a shadow behind each label with this as the stroke size

    Declaration

    Objective-C

    extern NSString *const kMaplyShadowSize

    Swift

    let kMaplyShadowSize: String

  • If shadow size is being used, we can control the shadow color like so

    Declaration

    Objective-C

    extern NSString *const kMaplyShadowColor

    Swift

    let kMaplyShadowColor: String

  • If outline is being used, we can control the color

    Declaration

    Objective-C

    extern NSString *const kMaplyTextOutlineSize

    Swift

    let kMaplyTextOutlineSize: String

  • If outline is being used, we can control the stroke size

    Declaration

    Objective-C

    extern NSString *const kMaplyTextOutlineColor

    Swift

    let kMaplyTextOutlineColor: String

  • When creating textures, we may pass in the size

    Declaration

    Objective-C

    extern NSString *const kMaplyTexSizeX

    Swift

    let kMaplyTexSizeX: String

  • When creating textures, we may pass in the size

    Declaration

    Objective-C

    extern NSString *const kMaplyTexSizeY

    Swift

    let kMaplyTexSizeY: String

  • How to justify multi-line text

    Declaration

    Objective-C

    extern NSString *const kMaplyTextJustify

    Swift

    let kMaplyTextJustify: String

  • Justify text to the right

    Declaration

    Objective-C

    extern NSString *const kMaplyTextJustifyRight

    Swift

    let kMaplyTextJustifyRight: String

  • Justify text to the left

    Declaration

    Objective-C

    extern NSString *const kMaplyTextJustifyLeft

    Swift

    let kMaplyTextJustifyLeft: String

  • Justify text to the center

    Declaration

    Objective-C

    extern NSString *const kMaplyTextJustifyCenter

    Swift

    let kMaplyTextJustifyCenter: String

  • These are used for screen and regular markers.

    Declaration

    Objective-C

    extern NSString *const kMaplyClusterGroup

    Swift

    let kMaplyClusterGroup: String

  • Color is used for the polygon generated for a marker. It will combine with the image, if there is one or it will be visible if there is no texture. Takes a UIColor

    Declaration

    Objective-C

    extern NSString *const kMaplyColor

    Swift

    let kMaplyColor: String

  • Width is used by the vector layer for line widths

    Declaration

    Objective-C

    extern NSString *const kMaplyVecWidth

    Swift

    let kMaplyVecWidth: String

  • If filled is set, we draw the areals as filled polygons

    Declaration

    Objective-C

    extern NSString *const kMaplyFilled

    Swift

    let kMaplyFilled: String

  • If set, the texture to apply to the feature

    Declaration

    Objective-C

    extern NSString *const kMaplyVecTexture

    Swift

    let kMaplyVecTexture: String

  • X scale for textures applied to vectors

    Declaration

    Objective-C

    extern NSString *const kMaplyVecTexScaleX

    Swift

    let kMaplyVecTexScaleX: String

  • Y scale for textures applied to vectors

    Declaration

    Objective-C

    extern NSString *const kMaplyVecTexScaleY

    Swift

    let kMaplyVecTexScaleY: String

  • The projection to use when generating texture coordinates

    Declaration

    Objective-C

    extern NSString *const kMaplyVecTextureProjection

    Swift

    let kMaplyVecTextureProjection: String

  • Tangent plane projection for texture coordinates

    Declaration

    Objective-C

    extern NSString *const kMaplyProjectionTangentPlane

    Swift

    let kMaplyProjectionTangentPlane: String

  • Screen space projection for texture coordinates

    Declaration

    Objective-C

    extern NSString *const kMaplyProjectionScreen

    Swift

    let kMaplyProjectionScreen: String

  • If set to true we’ll centered any drawables we create for features This fixes the jittering problem when zoomed in close

    Declaration

    Objective-C

    extern NSString *const kMaplyVecCentered

    Swift

    let kMaplyVecCentered: String

  • Center of the feature, to use for texture calculations

    Declaration

    Objective-C

    extern NSString *const kMaplyVecCenterX

    Swift

    let kMaplyVecCenterX: String

  • Undocumented

  • For wide vectors, we can widen them in screen space or display space

    Declaration

    Objective-C

    extern NSString *const kMaplyWideVecCoordType

    Swift

    let kMaplyWideVecCoordType: String

  • Widened vectors are widened in real space. The width is in meters.

    Declaration

    Objective-C

    extern NSString *const kMaplyWideVecCoordTypeReal

    Swift

    let kMaplyWideVecCoordTypeReal: String

  • Widened vectors are widened in screen space. The width is in pixels.

    Declaration

    Objective-C

    extern NSString *const kMaplyWideVecCoordTypeScreen

    Swift

    let kMaplyWideVecCoordTypeScreen: String

  • For wide vectors we can control the line joins See: http://www.w3.org/TR/SVG/painting.html#StrokeLinejoinProperty

    Declaration

    Objective-C

    extern NSString *const kMaplyWideVecJoinType

    Swift

    let kMaplyWideVecJoinType: String

  • Widened vectors are joined with miters

    Declaration

    Objective-C

    extern NSString *const kMaplyWideVecMiterJoin

    Swift

    let kMaplyWideVecMiterJoin: String

  • Widened vectors are joined with a bevel

    Declaration

    Objective-C

    extern NSString *const kMaplyWideVecBevelJoin

    Swift

    let kMaplyWideVecBevelJoin: String

  • Number of pixels to use in blending the edges of the wide vectors

    Declaration

    Objective-C

    extern NSString *const kMaplyWideVecEdgeFalloff

    Swift

    let kMaplyWideVecEdgeFalloff: String

  • Miter joins will turn to bevel joins past this number of degrees

    Declaration

    Objective-C

    extern NSString *const kMaplyWideVecMiterLimit

    Swift

    let kMaplyWideVecMiterLimit: String

  • This is the length you’d like the texture to start repeating after. It’s real world coordinates for kMaplyWideVecCoordTypeReal and pixel size for kMaplyWideVecCoordTypeScreen

    Declaration

    Objective-C

    extern NSString *const kMaplyWideVecTexRepeatLen

    Swift

    let kMaplyWideVecTexRepeatLen: String

  • If set we’ll break up a vector feature to the given epsilon on a globe surface

    Declaration

    Objective-C

    extern NSString *const kMaplySubdivEpsilon

    Swift

    let kMaplySubdivEpsilon: String

  • If subdiv epsilon is set we’ll look for a subdivision type. Default is simple.

    Declaration

    Objective-C

    extern NSString *const kMaplySubdivType

    Swift

    let kMaplySubdivType: String

  • Subdivide the vector edges along a great circle

    Declaration

    Objective-C

    extern NSString *const kMaplySubdivGreatCircle

    Swift

    let kMaplySubdivGreatCircle: String

  • Subdivide into a fixed number of segmenets

    Declaration

    Objective-C

    extern NSString *const kMaplySubdivStatic

    Swift

    let kMaplySubdivStatic: String

  • Subdivide the vectors edges along lat/lon

    Declaration

    Objective-C

    extern NSString *const kMaplySubdivSimple

    Swift

    let kMaplySubdivSimple: String

  • Clip features along a grid of the given size

    Declaration

    Objective-C

    extern NSString *const kMaplySubdivGrid

    Swift

    let kMaplySubdivGrid: String

  • Used to turn off selection in vectors

    Declaration

    Objective-C

    extern NSString *const kMaplySelectable

    Swift

    let kMaplySelectable: String

  • Sampling size along one dimension

    Declaration

    Objective-C

    extern NSString *const kMaplySampleX

    Swift

    let kMaplySampleX: String

  • Sampling size along one dimension

    Declaration

    Objective-C

    extern NSString *const kMaplySampleY

    Swift

    let kMaplySampleY: String

  • Images to use when changing a sticker

    Declaration

    Objective-C

    extern NSString *const kMaplyStickerImages

    Swift

    let kMaplyStickerImages: String

  • Image format to use for the new images

    Declaration

    Objective-C

    extern NSString *const kMaplyStickerImageFormat

    Swift

    let kMaplyStickerImageFormat: String

  • Billboard orientation

    Declaration

    Objective-C

    extern NSString *const kMaplyBillboardOrient

    Swift

    let kMaplyBillboardOrient: String

  • Billboards are oriented toward the eye, but rotate on the ground

    Declaration

    Objective-C

    extern NSString *const kMaplyBillboardOrientGround

    Swift

    let kMaplyBillboardOrientGround: String

  • Billboards are oriented only towards the eye

    Declaration

    Objective-C

    extern NSString *const kMaplyBillboardOrientEye

    Swift

    let kMaplyBillboardOrientEye: String

  • Height above the ground

    Declaration

    Objective-C

    extern NSString *const kMaplyLoftedPolyHeight

    Swift

    let kMaplyLoftedPolyHeight: String

  • Boolean that turns on/off top (on by default)

    Declaration

    Objective-C

    extern NSString *const kMaplyLoftedPolyTop

    Swift

    let kMaplyLoftedPolyTop: String

  • Boolean that turns on/off sides (on by default)

    Declaration

    Objective-C

    extern NSString *const kMaplyLoftedPolySide

    Swift

    let kMaplyLoftedPolySide: String

  • If present, we’ll start the lofted poly above 0 height

    Declaration

    Objective-C

    extern NSString *const kMaplyLoftedPolyBase

    Swift

    let kMaplyLoftedPolyBase: String

  • Grid size we used to chop the lofted polygons up (10 degress by default)

    Declaration

    Objective-C

    extern NSString *const kMaplyLoftedPolyGridSize

    Swift

    let kMaplyLoftedPolyGridSize: String

  • If set to @(YES) this will draw an outline around the top of the lofted poly in lines

    Declaration

    Objective-C

    extern NSString *const kMaplyLoftedPolyOutline

    Swift

    let kMaplyLoftedPolyOutline: String

  • If set to @(YES) this will draw an outline around the bottom of the lofted poly in lines

    Declaration

    Objective-C

    extern NSString *const kMaplyLoftedPolyOutlineBottom

    Swift

    let kMaplyLoftedPolyOutlineBottom: String

  • If the outline is one this is the outline’s color

    Declaration

    Objective-C

    extern NSString *const kMaplyLoftedPolyOutlineColor

    Swift

    let kMaplyLoftedPolyOutlineColor: String

  • This is the outline’s width if it’s turned on

    Declaration

    Objective-C

    extern NSString *const kMaplyLoftedPolyOutlineWidth

    Swift

    let kMaplyLoftedPolyOutlineWidth: String

  • Draw priority of the lines created for the lofted poly outline

    Declaration

    Objective-C

    extern NSString *const kMaplyLoftedPolyOutlineDrawPriority

    Swift

    let kMaplyLoftedPolyOutlineDrawPriority: String

  • If set and we’re drawing an outline, this will create lines up the sides

    Declaration

    Objective-C

    extern NSString *const kMaplyLoftedPolyOutlineSide

    Swift

    let kMaplyLoftedPolyOutlineSide: String

  • Samples (x) to use when converting shape to polygons

    Declaration

    Objective-C

    extern NSString *const kMaplyShapeSampleX

    Swift

    let kMaplyShapeSampleX: String

  • Samples (y) to use when converting shape to polygons

    Declaration

    Objective-C

    extern NSString *const kMaplyShapeSampleY

    Swift

    let kMaplyShapeSampleY: String

  • If set to true, we’ll tessellate a shape using the opposite vertex ordering

    Declaration

    Objective-C

    extern NSString *const kMaplyShapeInsideOut

    Swift

    let kMaplyShapeInsideOut: String

  • Center for the shape geometry

    Declaration

    Objective-C

    extern NSString *const kMaplyShapeCenterX

    Swift

    let kMaplyShapeCenterX: String

  • Undocumented

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  • These are used by active vector objects

    Declaration

    Objective-C

    extern NSString *const kMaplyVecHeight

    Swift

    let kMaplyVecHeight: String

  • Undocumented

  • These are used by the particle systems

    Declaration

    Objective-C

    extern NSString *const kMaplyPointSize

    Swift

    let kMaplyPointSize: String

  • Undocumented

  • These are used by the texture

    Declaration

    Objective-C

    extern NSString *const kMaplyTexFormat

    Swift

    let kMaplyTexFormat: String

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  • These are the various shader programs we set up by default

    Declaration

    Objective-C

    extern NSString *const kMaplyShaderDefaultTri

    Swift

    let kMaplyShaderDefaultTri: String

  • Undocumented

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