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rectLight.h
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1 //
2 // Copyright 2016 Pixar
3 //
4 // Licensed under the Apache License, Version 2.0 (the "Apache License")
5 // with the following modification; you may not use this file except in
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24 #ifndef USDLUX_GENERATED_RECTLIGHT_H
25 #define USDLUX_GENERATED_RECTLIGHT_H
26 
27 /// \file usdLux/rectLight.h
28 
29 #include "pxr/pxr.h"
30 #include "pxr/usd/usdLux/api.h"
32 #include "pxr/usd/usd/prim.h"
33 #include "pxr/usd/usd/stage.h"
34 #include "pxr/usd/usdLux/tokens.h"
35 
36 #include "pxr/base/vt/value.h"
37 
38 #include "pxr/base/gf/vec3d.h"
39 #include "pxr/base/gf/vec3f.h"
40 #include "pxr/base/gf/matrix4d.h"
41 
42 #include "pxr/base/tf/token.h"
43 #include "pxr/base/tf/type.h"
44 
46 
47 class SdfAssetPath;
48 
49 // -------------------------------------------------------------------------- //
50 // RECTLIGHT //
51 // -------------------------------------------------------------------------- //
52 
53 /// \class UsdLuxRectLight
54 ///
55 /// Light emitted from one side of a rectangle.
56 /// The rectangle is centered in the XY plane and emits light along the -Z axis.
57 /// The rectangle is 1 unit in length in the X and Y axis. In the default
58 /// position, a texture file's min coordinates should be at (+X, +Y) and
59 /// max coordinates at (-X, -Y).
60 ///
62 {
63 public:
64  /// Compile time constant representing what kind of schema this class is.
65  ///
66  /// \sa UsdSchemaKind
68 
69  /// Construct a UsdLuxRectLight on UsdPrim \p prim .
70  /// Equivalent to UsdLuxRectLight::Get(prim.GetStage(), prim.GetPath())
71  /// for a \em valid \p prim, but will not immediately throw an error for
72  /// an invalid \p prim
73  explicit UsdLuxRectLight(const UsdPrim& prim=UsdPrim())
75  {
76  }
77 
78  /// Construct a UsdLuxRectLight on the prim held by \p schemaObj .
79  /// Should be preferred over UsdLuxRectLight(schemaObj.GetPrim()),
80  /// as it preserves SchemaBase state.
81  explicit UsdLuxRectLight(const UsdSchemaBase& schemaObj)
82  : UsdLuxBoundableLightBase(schemaObj)
83  {
84  }
85 
86  /// Destructor.
88  virtual ~UsdLuxRectLight();
89 
90  /// Return a vector of names of all pre-declared attributes for this schema
91  /// class and all its ancestor classes. Does not include attributes that
92  /// may be authored by custom/extended methods of the schemas involved.
94  static const TfTokenVector &
95  GetSchemaAttributeNames(bool includeInherited=true);
96 
97  /// Return a UsdLuxRectLight holding the prim adhering to this
98  /// schema at \p path on \p stage. If no prim exists at \p path on
99  /// \p stage, or if the prim at that path does not adhere to this schema,
100  /// return an invalid schema object. This is shorthand for the following:
101  ///
102  /// \code
103  /// UsdLuxRectLight(stage->GetPrimAtPath(path));
104  /// \endcode
105  ///
106  USDLUX_API
107  static UsdLuxRectLight
108  Get(const UsdStagePtr &stage, const SdfPath &path);
109 
110  /// Attempt to ensure a \a UsdPrim adhering to this schema at \p path
111  /// is defined (according to UsdPrim::IsDefined()) on this stage.
112  ///
113  /// If a prim adhering to this schema at \p path is already defined on this
114  /// stage, return that prim. Otherwise author an \a SdfPrimSpec with
115  /// \a specifier == \a SdfSpecifierDef and this schema's prim type name for
116  /// the prim at \p path at the current EditTarget. Author \a SdfPrimSpec s
117  /// with \p specifier == \a SdfSpecifierDef and empty typeName at the
118  /// current EditTarget for any nonexistent, or existing but not \a Defined
119  /// ancestors.
120  ///
121  /// The given \a path must be an absolute prim path that does not contain
122  /// any variant selections.
123  ///
124  /// If it is impossible to author any of the necessary PrimSpecs, (for
125  /// example, in case \a path cannot map to the current UsdEditTarget's
126  /// namespace) issue an error and return an invalid \a UsdPrim.
127  ///
128  /// Note that this method may return a defined prim whose typeName does not
129  /// specify this schema class, in case a stronger typeName opinion overrides
130  /// the opinion at the current EditTarget.
131  ///
132  USDLUX_API
133  static UsdLuxRectLight
134  Define(const UsdStagePtr &stage, const SdfPath &path);
135 
136 protected:
137  /// Returns the kind of schema this class belongs to.
138  ///
139  /// \sa UsdSchemaKind
140  USDLUX_API
141  UsdSchemaKind _GetSchemaKind() const override;
142 
143 private:
144  // needs to invoke _GetStaticTfType.
145  friend class UsdSchemaRegistry;
146  USDLUX_API
147  static const TfType &_GetStaticTfType();
148 
149  static bool _IsTypedSchema();
150 
151  // override SchemaBase virtuals.
152  USDLUX_API
153  const TfType &_GetTfType() const override;
154 
155 public:
156  // --------------------------------------------------------------------- //
157  // WIDTH
158  // --------------------------------------------------------------------- //
159  /// Width of the rectangle, in the local X axis.
160  ///
161  /// | ||
162  /// | -- | -- |
163  /// | Declaration | `float inputs:width = 1` |
164  /// | C++ Type | float |
165  /// | \ref Usd_Datatypes "Usd Type" | SdfValueTypeNames->Float |
166  USDLUX_API
167  UsdAttribute GetWidthAttr() const;
168 
169  /// See GetWidthAttr(), and also
170  /// \ref Usd_Create_Or_Get_Property for when to use Get vs Create.
171  /// If specified, author \p defaultValue as the attribute's default,
172  /// sparsely (when it makes sense to do so) if \p writeSparsely is \c true -
173  /// the default for \p writeSparsely is \c false.
174  USDLUX_API
175  UsdAttribute CreateWidthAttr(VtValue const &defaultValue = VtValue(), bool writeSparsely=false) const;
176 
177 public:
178  // --------------------------------------------------------------------- //
179  // HEIGHT
180  // --------------------------------------------------------------------- //
181  /// Height of the rectangle, in the local Y axis.
182  ///
183  /// | ||
184  /// | -- | -- |
185  /// | Declaration | `float inputs:height = 1` |
186  /// | C++ Type | float |
187  /// | \ref Usd_Datatypes "Usd Type" | SdfValueTypeNames->Float |
188  USDLUX_API
189  UsdAttribute GetHeightAttr() const;
190 
191  /// See GetHeightAttr(), and also
192  /// \ref Usd_Create_Or_Get_Property for when to use Get vs Create.
193  /// If specified, author \p defaultValue as the attribute's default,
194  /// sparsely (when it makes sense to do so) if \p writeSparsely is \c true -
195  /// the default for \p writeSparsely is \c false.
196  USDLUX_API
197  UsdAttribute CreateHeightAttr(VtValue const &defaultValue = VtValue(), bool writeSparsely=false) const;
198 
199 public:
200  // --------------------------------------------------------------------- //
201  // TEXTUREFILE
202  // --------------------------------------------------------------------- //
203  /// A color texture to use on the rectangle.
204  ///
205  /// | ||
206  /// | -- | -- |
207  /// | Declaration | `asset inputs:texture:file` |
208  /// | C++ Type | SdfAssetPath |
209  /// | \ref Usd_Datatypes "Usd Type" | SdfValueTypeNames->Asset |
210  USDLUX_API
212 
213  /// See GetTextureFileAttr(), and also
214  /// \ref Usd_Create_Or_Get_Property for when to use Get vs Create.
215  /// If specified, author \p defaultValue as the attribute's default,
216  /// sparsely (when it makes sense to do so) if \p writeSparsely is \c true -
217  /// the default for \p writeSparsely is \c false.
218  USDLUX_API
219  UsdAttribute CreateTextureFileAttr(VtValue const &defaultValue = VtValue(), bool writeSparsely=false) const;
220 
221 public:
222  // ===================================================================== //
223  // Feel free to add custom code below this line, it will be preserved by
224  // the code generator.
225  //
226  // Just remember to:
227  // - Close the class declaration with };
228  // - Close the namespace with PXR_NAMESPACE_CLOSE_SCOPE
229  // - Close the include guard with #endif
230  // ===================================================================== //
231  // --(BEGIN CUSTOM CODE)--
232 };
233 
235 
236 #endif
USDLUX_API UsdAttribute CreateHeightAttr(VtValue const &defaultValue=VtValue(), bool writeSparsely=false) const
static USDLUX_API const TfTokenVector & GetSchemaAttributeNames(bool includeInherited=true)
USDLUX_API UsdSchemaKind _GetSchemaKind() const override
virtual USDLUX_API ~UsdLuxRectLight()
Destructor.
GLsizei const GLchar *const * path
Definition: glcorearb.h:3341
#define USDLUX_API
Definition: api.h:40
USDLUX_API UsdAttribute GetTextureFileAttr() const
Represents a concrete typed schema.
USDLUX_API UsdAttribute GetWidthAttr() const
USDLUX_API UsdAttribute CreateWidthAttr(VtValue const &defaultValue=VtValue(), bool writeSparsely=false) const
Definition: prim.h:133
std::vector< TfToken > TfTokenVector
Convenience types.
Definition: token.h:457
UsdLuxRectLight(const UsdSchemaBase &schemaObj)
Definition: rectLight.h:81
static const UsdSchemaKind schemaKind
Definition: rectLight.h:67
Definition: path.h:290
UsdSchemaKind
Definition: common.h:129
USDLUX_API UsdAttribute GetHeightAttr() const
PXR_NAMESPACE_CLOSE_SCOPE PXR_NAMESPACE_OPEN_SCOPE
Definition: path.h:1432
USDLUX_API UsdAttribute CreateTextureFileAttr(VtValue const &defaultValue=VtValue(), bool writeSparsely=false) const
#define PXR_NAMESPACE_CLOSE_SCOPE
Definition: pxr.h:91
Definition: type.h:64
static USDLUX_API UsdLuxRectLight Define(const UsdStagePtr &stage, const SdfPath &path)
Definition: value.h:164
UsdLuxRectLight(const UsdPrim &prim=UsdPrim())
Definition: rectLight.h:73
static USDLUX_API UsdLuxRectLight Get(const UsdStagePtr &stage, const SdfPath &path)