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  2. 2D computer graphics - Wikipedia

    en.wikipedia.org/wiki/2D_computer_graphics

    The models used in 2D computer graphics usually do not provide for three-dimensional shapes, or three-dimensional optical phenomena such as lighting, shadows, reflection, refraction, etc. However, they usually can model multiple layers (conceptually of ink, paper, or film; opaque, translucent, or transparent—stacked in a

  3. Transparency (graphic) - Wikipedia

    en.wikipedia.org/wiki/Transparency_(graphic)

    GIF animation of an Apollonian sphere packing with transparent background. Transparency in computer graphics is possible in a number of file formats.The term "transparency" is used in various ways by different people, but at its simplest there is "full transparency" i.e. something that is completely invisible.

  4. Alpha compositing - Wikipedia

    en.wikipedia.org/wiki/Alpha_compositing

    A color spectrum image with an alpha channel that falls off to zero at its base, where it is blended with the background color.. In computer graphics, alpha compositing or alpha blending is the process of combining one image with a background to create the appearance of partial or full transparency. [1]

  5. Image file format - Wikipedia

    en.wikipedia.org/wiki/Image_file_format

    An image file format is a file format for a digital image. There are many formats that can be used, such as JPEG, PNG, and GIF.Most formats up until 2022 were for storing 2D images, not 3D ones.

  6. PDF - Wikipedia

    en.wikipedia.org/wiki/PDF

    The transparency extensions are based on the key concepts of transparency groups, blending modes, shape, and alpha. The model is closely aligned with the features of Adobe Illustrator version 9. The blend modes were based on those used by Adobe Photoshop at the time. When the PDF 1.4 specification was published, the formulas for calculating ...

  7. Geometric Shapes (Unicode block) - Wikipedia

    en.wikipedia.org/wiki/Geometric_Shapes_(Unicode...

    The Geometric Shapes block contains eight emoji: U+25AA–U+25AB, U+25B6, U+25C0 and U+25FB–U+25FE. [ 8 ] [ 9 ] The block has sixteen standardized variants defined to specify emoji-style (U+FE0F VS16) or text presentation (U+FE0E VS15) for the eight emoji.

  8. Animation - Wikipedia

    en.wikipedia.org/wiki/Animation

    Animation is a filmmaking technique whereby still images are manipulated to create moving images.In traditional animation, images are drawn or painted by hand on transparent celluloid sheets to be photographed and exhibited on film.

  9. LibreOffice - Wikipedia

    en.wikipedia.org/wiki/LibreOffice

    The "Special Characters" dialog allows typing the Unicode code point to filter the matching glyphs; The recent document list will now only show documents for the current module; New "Sinusoid" shape added to the Basic Shapes category; Buttons that control Font, Highlight and Background colors now retain their value between sessions