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347 lines
15 KiB
ReStructuredText
347 lines
15 KiB
ReStructuredText
:github_url: hide
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.. _class_Gradient:
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Gradient
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========
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**Eredita:** :ref:`Resource<class_Resource>` **<** :ref:`RefCounted<class_RefCounted>` **<** :ref:`Object<class_Object>`
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Una transizione di colore.
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.. rst-class:: classref-introduction-group
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Descrizione
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----------------------
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Questa risorsa descrive una transizione di colore definendo un insieme di punti colorati e come interpolare tra di essi.
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Vedi anche :ref:`Curve<class_Curve>` che supporta metodi di allentamento più complessi, ma non supporta i colori.
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.. rst-class:: classref-reftable-group
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Proprietà
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------------------
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.. table::
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:widths: auto
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+-----------------------------------------------------------+-------------------------------------------------------------------------------------+----------------------------------------------+
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| :ref:`PackedColorArray<class_PackedColorArray>` | :ref:`colors<class_Gradient_property_colors>` | ``PackedColorArray(0, 0, 0, 1, 1, 1, 1, 1)`` |
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+-----------------------------------------------------------+-------------------------------------------------------------------------------------+----------------------------------------------+
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| :ref:`ColorSpace<enum_Gradient_ColorSpace>` | :ref:`interpolation_color_space<class_Gradient_property_interpolation_color_space>` | ``0`` |
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+-----------------------------------------------------------+-------------------------------------------------------------------------------------+----------------------------------------------+
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| :ref:`InterpolationMode<enum_Gradient_InterpolationMode>` | :ref:`interpolation_mode<class_Gradient_property_interpolation_mode>` | ``0`` |
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+-----------------------------------------------------------+-------------------------------------------------------------------------------------+----------------------------------------------+
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| :ref:`PackedFloat32Array<class_PackedFloat32Array>` | :ref:`offsets<class_Gradient_property_offsets>` | ``PackedFloat32Array(0, 1)`` |
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+-----------------------------------------------------------+-------------------------------------------------------------------------------------+----------------------------------------------+
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.. rst-class:: classref-reftable-group
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Metodi
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------------
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.. table::
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:widths: auto
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+---------------------------+--------------------------------------------------------------------------------------------------------------------------------+
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| |void| | :ref:`add_point<class_Gradient_method_add_point>`\ (\ offset\: :ref:`float<class_float>`, color\: :ref:`Color<class_Color>`\ ) |
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+---------------------------+--------------------------------------------------------------------------------------------------------------------------------+
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| :ref:`Color<class_Color>` | :ref:`get_color<class_Gradient_method_get_color>`\ (\ point\: :ref:`int<class_int>`\ ) |
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+---------------------------+--------------------------------------------------------------------------------------------------------------------------------+
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| :ref:`float<class_float>` | :ref:`get_offset<class_Gradient_method_get_offset>`\ (\ point\: :ref:`int<class_int>`\ ) |
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+---------------------------+--------------------------------------------------------------------------------------------------------------------------------+
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| :ref:`int<class_int>` | :ref:`get_point_count<class_Gradient_method_get_point_count>`\ (\ ) |const| |
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+---------------------------+--------------------------------------------------------------------------------------------------------------------------------+
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| |void| | :ref:`remove_point<class_Gradient_method_remove_point>`\ (\ point\: :ref:`int<class_int>`\ ) |
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+---------------------------+--------------------------------------------------------------------------------------------------------------------------------+
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| |void| | :ref:`reverse<class_Gradient_method_reverse>`\ (\ ) |
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+---------------------------+--------------------------------------------------------------------------------------------------------------------------------+
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| :ref:`Color<class_Color>` | :ref:`sample<class_Gradient_method_sample>`\ (\ offset\: :ref:`float<class_float>`\ ) |
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+---------------------------+--------------------------------------------------------------------------------------------------------------------------------+
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| |void| | :ref:`set_color<class_Gradient_method_set_color>`\ (\ point\: :ref:`int<class_int>`, color\: :ref:`Color<class_Color>`\ ) |
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+---------------------------+--------------------------------------------------------------------------------------------------------------------------------+
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| |void| | :ref:`set_offset<class_Gradient_method_set_offset>`\ (\ point\: :ref:`int<class_int>`, offset\: :ref:`float<class_float>`\ ) |
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+---------------------------+--------------------------------------------------------------------------------------------------------------------------------+
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.. rst-class:: classref-section-separator
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----
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.. rst-class:: classref-descriptions-group
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Enumerazioni
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------------------------
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.. _enum_Gradient_InterpolationMode:
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.. rst-class:: classref-enumeration
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enum **InterpolationMode**: :ref:`🔗<enum_Gradient_InterpolationMode>`
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.. _class_Gradient_constant_GRADIENT_INTERPOLATE_LINEAR:
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.. rst-class:: classref-enumeration-constant
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:ref:`InterpolationMode<enum_Gradient_InterpolationMode>` **GRADIENT_INTERPOLATE_LINEAR** = ``0``
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Interpolazione lineare.
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.. _class_Gradient_constant_GRADIENT_INTERPOLATE_CONSTANT:
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.. rst-class:: classref-enumeration-constant
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:ref:`InterpolationMode<enum_Gradient_InterpolationMode>` **GRADIENT_INTERPOLATE_CONSTANT** = ``1``
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Interpolazione costante, il colore cambia bruscamente in ogni punto e rimane uniforme nel mezzo. Ciò potrebbe causare un aliasing visibile quando utilizzato per una texture di gradiente in alcuni casi.
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.. _class_Gradient_constant_GRADIENT_INTERPOLATE_CUBIC:
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.. rst-class:: classref-enumeration-constant
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:ref:`InterpolationMode<enum_Gradient_InterpolationMode>` **GRADIENT_INTERPOLATE_CUBIC** = ``2``
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Interpolazione cubica.
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.. rst-class:: classref-item-separator
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----
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.. _enum_Gradient_ColorSpace:
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.. rst-class:: classref-enumeration
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enum **ColorSpace**: :ref:`🔗<enum_Gradient_ColorSpace>`
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.. _class_Gradient_constant_GRADIENT_COLOR_SPACE_SRGB:
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.. rst-class:: classref-enumeration-constant
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:ref:`ColorSpace<enum_Gradient_ColorSpace>` **GRADIENT_COLOR_SPACE_SRGB** = ``0``
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Spazio colore sRGB.
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.. _class_Gradient_constant_GRADIENT_COLOR_SPACE_LINEAR_SRGB:
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.. rst-class:: classref-enumeration-constant
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:ref:`ColorSpace<enum_Gradient_ColorSpace>` **GRADIENT_COLOR_SPACE_LINEAR_SRGB** = ``1``
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Spazio colore SRGB lineare.
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.. _class_Gradient_constant_GRADIENT_COLOR_SPACE_OKLAB:
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.. rst-class:: classref-enumeration-constant
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:ref:`ColorSpace<enum_Gradient_ColorSpace>` **GRADIENT_COLOR_SPACE_OKLAB** = ``2``
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Spazio colore `Oklab <https://bottosson.github.io/posts/oklab/>`__. Questo spazio colore fornisce una transizione fluida e uniforme tra i colori.
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.. rst-class:: classref-section-separator
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----
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.. rst-class:: classref-descriptions-group
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Descrizioni delle proprietà
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------------------------------------------------------
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.. _class_Gradient_property_colors:
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.. rst-class:: classref-property
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:ref:`PackedColorArray<class_PackedColorArray>` **colors** = ``PackedColorArray(0, 0, 0, 1, 1, 1, 1, 1)`` :ref:`🔗<class_Gradient_property_colors>`
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.. rst-class:: classref-property-setget
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- |void| **set_colors**\ (\ value\: :ref:`PackedColorArray<class_PackedColorArray>`\ )
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- :ref:`PackedColorArray<class_PackedColorArray>` **get_colors**\ (\ )
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I colori del gradiente come :ref:`PackedColorArray<class_PackedColorArray>`.
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\ **Nota:** Impostando questa proprietà si aggiornano tutti i colori allo stesso tempo. Per aggiornare un colore singolarmente, utilizza :ref:`set_color()<class_Gradient_method_set_color>`.
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**Note:** The returned array is *copied* and any changes to it will not update the original property value. See :ref:`PackedColorArray<class_PackedColorArray>` for more details.
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.. rst-class:: classref-item-separator
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----
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.. _class_Gradient_property_interpolation_color_space:
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.. rst-class:: classref-property
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:ref:`ColorSpace<enum_Gradient_ColorSpace>` **interpolation_color_space** = ``0`` :ref:`🔗<class_Gradient_property_interpolation_color_space>`
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.. rst-class:: classref-property-setget
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- |void| **set_interpolation_color_space**\ (\ value\: :ref:`ColorSpace<enum_Gradient_ColorSpace>`\ )
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- :ref:`ColorSpace<enum_Gradient_ColorSpace>` **get_interpolation_color_space**\ (\ )
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The color space used to interpolate between points of the gradient. It does not affect the returned colors, which will always use nonlinear sRGB encoding.
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\ **Note:** This setting has no effect when :ref:`interpolation_mode<class_Gradient_property_interpolation_mode>` is set to :ref:`GRADIENT_INTERPOLATE_CONSTANT<class_Gradient_constant_GRADIENT_INTERPOLATE_CONSTANT>`.
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.. rst-class:: classref-item-separator
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----
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.. _class_Gradient_property_interpolation_mode:
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.. rst-class:: classref-property
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:ref:`InterpolationMode<enum_Gradient_InterpolationMode>` **interpolation_mode** = ``0`` :ref:`🔗<class_Gradient_property_interpolation_mode>`
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.. rst-class:: classref-property-setget
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- |void| **set_interpolation_mode**\ (\ value\: :ref:`InterpolationMode<enum_Gradient_InterpolationMode>`\ )
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- :ref:`InterpolationMode<enum_Gradient_InterpolationMode>` **get_interpolation_mode**\ (\ )
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L'algoritmo utilizzato per interpolare tra i punti del gradiente.
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.. rst-class:: classref-item-separator
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----
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.. _class_Gradient_property_offsets:
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.. rst-class:: classref-property
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:ref:`PackedFloat32Array<class_PackedFloat32Array>` **offsets** = ``PackedFloat32Array(0, 1)`` :ref:`🔗<class_Gradient_property_offsets>`
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.. rst-class:: classref-property-setget
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- |void| **set_offsets**\ (\ value\: :ref:`PackedFloat32Array<class_PackedFloat32Array>`\ )
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- :ref:`PackedFloat32Array<class_PackedFloat32Array>` **get_offsets**\ (\ )
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Gli offset del gradiente come :ref:`PackedFloat32Array<class_PackedFloat32Array>`.
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\ **Nota:** Impostando questa proprietà si aggiornano tutti gli offset allo stesso tempo. Per aggiornare un offset singolarmente, utilizza :ref:`set_offset()<class_Gradient_method_set_offset>`.
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**Note:** The returned array is *copied* and any changes to it will not update the original property value. See :ref:`PackedFloat32Array<class_PackedFloat32Array>` for more details.
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.. rst-class:: classref-section-separator
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----
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.. rst-class:: classref-descriptions-group
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Descrizioni dei metodi
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--------------------------------------------
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.. _class_Gradient_method_add_point:
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.. rst-class:: classref-method
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|void| **add_point**\ (\ offset\: :ref:`float<class_float>`, color\: :ref:`Color<class_Color>`\ ) :ref:`🔗<class_Gradient_method_add_point>`
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Aggiunge il colore specificato al gradiente, con l'offset specificato.
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.. rst-class:: classref-item-separator
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----
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.. _class_Gradient_method_get_color:
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.. rst-class:: classref-method
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:ref:`Color<class_Color>` **get_color**\ (\ point\: :ref:`int<class_int>`\ ) :ref:`🔗<class_Gradient_method_get_color>`
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Restituisce il colore del gradiente all'indice ``point``.
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.. rst-class:: classref-item-separator
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----
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.. _class_Gradient_method_get_offset:
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.. rst-class:: classref-method
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:ref:`float<class_float>` **get_offset**\ (\ point\: :ref:`int<class_int>`\ ) :ref:`🔗<class_Gradient_method_get_offset>`
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Restituisce l'offset del colore di colore di gradiente all'indice ``point``.
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.. rst-class:: classref-item-separator
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----
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.. _class_Gradient_method_get_point_count:
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.. rst-class:: classref-method
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:ref:`int<class_int>` **get_point_count**\ (\ ) |const| :ref:`🔗<class_Gradient_method_get_point_count>`
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Restituisce il numero di colori nel gradiente.
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.. rst-class:: classref-item-separator
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----
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.. _class_Gradient_method_remove_point:
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.. rst-class:: classref-method
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|void| **remove_point**\ (\ point\: :ref:`int<class_int>`\ ) :ref:`🔗<class_Gradient_method_remove_point>`
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Rimuove il colore all'indice ``point``.
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.. rst-class:: classref-item-separator
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----
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.. _class_Gradient_method_reverse:
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.. rst-class:: classref-method
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|void| **reverse**\ (\ ) :ref:`🔗<class_Gradient_method_reverse>`
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Inverte/specchia il gradiente.
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\ **Nota:** Questo metodo specchia tutti i punti attorno al centro del gradiente, il che potrebbe produrre risultati inaspettati quando :ref:`interpolation_mode<class_Gradient_property_interpolation_mode>` è impostato su :ref:`GRADIENT_INTERPOLATE_CONSTANT<class_Gradient_constant_GRADIENT_INTERPOLATE_CONSTANT>`.
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.. rst-class:: classref-item-separator
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----
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.. _class_Gradient_method_sample:
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.. rst-class:: classref-method
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:ref:`Color<class_Color>` **sample**\ (\ offset\: :ref:`float<class_float>`\ ) :ref:`🔗<class_Gradient_method_sample>`
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Restituisce il colore interpolato specificato da ``offset``. ``offset`` deve essere compreso tra ``0.0`` e ``1.0`` (inclusi). Usando un valore inferiore a ``0.0`` sarà restituito lo stesso colore di ``0.0``, mentre usando un valore superiore a ``1.0`` sarà restituito lo stesso colore di ``1.0``. Se il valore in ingresso non rientra in questo intervallo, si consiglia di utilizzare :ref:`@GlobalScope.remap()<class_@GlobalScope_method_remap>` sul valore di input con i valori di output impostati su ``0.0`` e ``1.0``.
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.. rst-class:: classref-item-separator
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----
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.. _class_Gradient_method_set_color:
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.. rst-class:: classref-method
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|void| **set_color**\ (\ point\: :ref:`int<class_int>`, color\: :ref:`Color<class_Color>`\ ) :ref:`🔗<class_Gradient_method_set_color>`
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Imposta il colore del colore di gradiente all'indice ``point``.
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.. rst-class:: classref-item-separator
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----
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.. _class_Gradient_method_set_offset:
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.. rst-class:: classref-method
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|void| **set_offset**\ (\ point\: :ref:`int<class_int>`, offset\: :ref:`float<class_float>`\ ) :ref:`🔗<class_Gradient_method_set_offset>`
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Imposta l'offset per il colore del gradiente all'indice ``point``.
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.. |virtual| replace:: :abbr:`virtual (Questo metodo dovrebbe solitamente essere sovrascritto dall'utente per aver un effetto.)`
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.. |required| replace:: :abbr:`required (This method is required to be overridden when extending its base class.)`
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.. |const| replace:: :abbr:`const (Questo metodo non ha effetti collaterali. Non modifica alcuna variabile appartenente all'istanza.)`
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.. |vararg| replace:: :abbr:`vararg (Questo metodo accetta qualsiasi numero di argomenti oltre a quelli descritti qui.)`
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.. |constructor| replace:: :abbr:`constructor (Questo metodo è utilizzato per creare un tipo.)`
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.. |static| replace:: :abbr:`static (Questo metodo non necessita di alcun'istanza per essere chiamato, quindi può essere chiamato direttamente usando il nome della classe.)`
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.. |operator| replace:: :abbr:`operator (Questo metodo descrive un operatore valido da usare con questo tipo come operando di sinistra.)`
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.. |bitfield| replace:: :abbr:`BitField (Questo valore è un intero composto da una maschera di bit dei seguenti flag.)`
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.. |void| replace:: :abbr:`void (Nessun valore restituito.)`
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