Sử dụng photoshop cs5 part 67 pps

ptg Preferences & Presets 391 Performance Preferences A Note: For changes made in this panel to take eect, you must relaunch Photoshop. In the Description window at the bottom of the dialog, read about the feature your pointer is cur- rently hovering over. Memory Usage e Let Photoshop Use eld and slider control the maximum percentage of your machine’s RAM that can be used by Photoshop. We recommend leaving these controls at the default setting. History & Cache Low-resolution versions of the current le are saved in cache buers to help the image and histo- grams redraw more quickly onscreen. To optimize the cache levels and tile size for Photoshop, click a generic document type (not your body type!): Tall and in (for smaller documents with many layers), Default (best for general use), or Big and Flat (best for larger documents with few layers). ★ Enter the maximum number of History States the History panel can list at a time. When this number is reached, older states are deleted. Choose a higher Cache Levels value for large les that contain few layers and a lower Cache Levels value for smaller les that contain more layers. A Performance Preferences e Cache Tile Size value controls how much data Photoshop processes at a given time. Choose a higher value for large images. ★ Scratch Disks Check which hard drives you want made available as Scratch Disks for Photoshop when available RAM is insucient for processing or storing image data. To switch the order of the currently selected drive, click the up or down arrow. ➤ Hold down Ctrl-Alt/Cmd-Option while launch- ing Photoshop to open the Scratch Disk Preferences dialog. ➤ Choose Panel Options from the Info panel menu, and check Eciency under Status Information. When the scratch disk is being used, the Eciency value at the bottom of the panel registers below 100%. GPU Settings e Detected Video Card area lists the video cards in your system. Check Enable OpenGL Drawing if your system has OpenGL graphics capability and you want to take advantage of the OpenGL features of Photoshop, such as Animated Zoom, Scrubby Zoom, ick pan- ning, and the Rotate View tool. For the Advanced Settings options, see Photoshop Help. ptg 392 Chapter 24 Cursors Preferences A Painting Cursors For Painting Cursors (the Art History Brush, Background Eraser, Blur, Brush, Burn, Clone Stamp, Color Replacement, Dodge, Eraser, Healing Brush, History Brush, Mixer Brush, Pattern Stamp, Pencil, Quick Selection, Sharpen, Smudge, Sponge, and Spot Healing Brush tools), click the type of cursor to be displayed onscreen as you use the tool: Standard for the tool icon; Precise for crosshairs; Normal Brush Tip for a half-size circle; or Full Size Brush Tip for a circle the full size of the current brush. For either of the latter two options, you can also check Show Crosshair in Brush Tip to have crosshairs appear in the center of the circle and/or Show Only Crosshair While Painting to have only crosshairs display when the mouse is dragged, for faster performance when using large brushes. ★ Other Cursors For the Other Cursors (all those not listed in the preceding paragraph, such as the Eyedropper and Crop tools), click Stan dard to have the tool icon display onscreen as you use the tool or Precise to display crosshairs instead. A Cursors Preferences B Transparency & Gamut Preferences ➤ Press Caps Lock to turn Standard cursors into Precise cursors (crosshairs) or, if Precise is the current Painting Cursors setting, to turn any Painting cursor into a Full Size Brush Tip. Brush Preview Click the Color swatch and choose a color from the Color Picker to represent the brush hardness setting within the brush cursor as you Alt-right-click-drag/ Control-Option-drag upward or downward to change that setting (OpenGL must be enabled). Transparency & Gamut Preferences B Transparency Settings Choose a Grid Size for the checkerboard that Photoshop uses to represent layer transparency. For the transparency checkerboard, choose one of the Grid Colors from the menu, or click each Color swatch and choose a color from the color picker. Gamut Warning To change the color that is used to mark out-of-gamut colors when the View > Gamut Warning feature is on, click the Color swatch and use the color picker. You can also lower the Opacity of the Gamut Warning color to see the underlying image more easily. ptg Preferences & Presets 393 Units & Rulers Preferences A Units From the Rulers menu, choose a unit of measure for the horizontal and vertical rulers; for dialogs, such as Image > Canvas Size; and for panels, such as the Info panel. ➤ To show or hide the rulers, press Ctrl-R/Cmd-R or choose Show Rulers from the View Extras menu on the Application bar. See page 253. ➤ To change the ruler units without opening the Preferences dialog, right-click either ruler in the document window and choose a unit from the context menu. When changed this way or via the Info Panel Options dialog (Info panel), the ruler units also change here in the Preferences dialog, and vice versa. Choose a unit for Type of Pixels, Points, or Mm to display on the Character and Paragraph panels and on the Options bar when a type tool is selected. ➤ To get directly to the Units & Rulers panel of the Preferences dialog, double-click either ruler. Column Size If you need to t your Photoshop images into a specic column width in a page layout program, enter values in the Width and Gutter elds here. When you open the New, Image Size, or Canvas Size dialog, and choose Columns from the units menu next to the Width eld, the Width and Gutter prefer- ence values will be used to calculate the Width value. New Document Preset Resolutions Enter Print Resolution and Screen Resolution values in either of the available units to display by default in the New dialog when you choose a preset print or screen size, respectively. e default settings are 300 ppi for print output and 72 ppi for onscreen display. See pages 21–22. Point/Pica Size Click PostScript (the default, and preferred setting) to have Photoshop use the standard PostScript value as the points-to-inch ratio. ENTERING NONDEFAULT UNITS IN ENTRY FIELDS When you enter a value in a nondefault unit, it is converted to the equivalent default unit: Pixels px Inches in or ” Centimeters cm Millimeters mm Points pt Picas p Percent % A Units & Rulers Preferences ptg 394 Chapter 24 Guides, Grid & Slices Preferences A Note: Changes in this dialog preview immediately in the document. Guides Choose a Color and Style for ruler guides (see pages 253–254). Smart Guides Choose a Color for Smart Guides, the temporary lines that display onscreen as you move a layer or selection (see page 252). Grid Choose a Color and Style for the nonprinting grid (choose View > Show > Grid or press Ctrl-’/Cmd-’). To display grid lines onscreen at specic intervals, choose a unit from the menu, then enter a Gridline Every value. If you choose Percent from the menu, grid lines will appear at those percentage intervals of the overall document, starting from the left edge. For spacing of the thinner grid lines between the main grid lines, enter a Subdivisions value. ➤ To change the color of guides, Smart Guides, or the grid, you can also click the color swatch, then choose a color from the color picker. Slices Choose a Line Color for the slice boundaries. Check Show Slice Numbers to allow a slice number to display in the upper left corner of each slice. (To learn about the slice tools, see Photoshop Help.) A Guides, Grid & Slices Preferences Plug-ins Preferences ( A , next page) Note: For changes made in this dialog to take eect, you must relaunch Photoshop. Plug-ins In order to use third-party plug-ins that aren’t located in the Plug-ins folder (in the Adobe Photoshop CS5 application folder), you must check Additional Plug-ins Folder, locate the folder in which they are installed, then click Open in the dialog. Extension Panels Check Allow Extensions to Connect to the Internet to enable Photoshop extension panels to connect to the Internet in order to access updated content. ese panels include Window > Extensions > Access CS Live, CS News and Resources, CS Review (an online subscription ser- vice), Kuler (see page 115), and Mini Bridge (see pages 46–47). Panels from third-party suppliers are also accessed from this submenu. To learn about the CS online services, use the CS Live menu on the Application bar in Photoshop. Check Load Extension Panels to have the exten- sion panels that are installed in the Plug-ins folder (in the Adobe Photoshop CS5 application folder) load when you launch Photoshop. Check Show CS Live in Application Bar to dis- play the CS Live menu on the Application bar in Photoshop. ★ For CS Live features, see the CS Live menu on the Application bar in Photoshop. ptg Preferences & Presets 395 A Plug-ins Preferences Type Preferences B Type Options Be sure to check Use Smart Quotes to have Photoshop insert typographically correct (curly) apostrophes and quotation marks automatically when you create type, instead of the incorrect foot and inch marks. Check Show Asian Text Options to display options for Chinese, Japanese, and Korean type on the Character and Paragraph panels and panel menus. Check Enable Missing Glyph Protection to permit Photoshop to substitute Roman characters for missing glyphs, such as Japanese or Chinese characters. Check Show Font Names in English to have non- Roman font names on the Font menus display in English (e.g., “Adobe Ming Std” instead of the equivalent Chinese characters). Check Font Preview Size to show fonts on the Font menu on the Options bar and the Character panel as a preview of the typeface rather than in a generic typeface, and choose a preview size of Small, Medium, Large, Extra Large, or Huge. B Type Preferences . (in the Adobe Photoshop CS5 application folder) load when you launch Photoshop. Check Show CS Live in Application Bar to dis- play the CS Live menu on the Application bar in Photoshop. ★ For. must relaunch Photoshop. Plug-ins In order to use third-party plug-ins that aren’t located in the Plug-ins folder (in the Adobe Photoshop CS5 application folder), you must check Additional Plug-ins. advantage of the OpenGL features of Photoshop, such as Animated Zoom, Scrubby Zoom, ick pan- ning, and the Rotate View tool. For the Advanced Settings options, see Photoshop Help. ptg 392 Chapter