The Pencil And Paintbrush 137 The G imp Us e r’s Man u al v i i Ta b l e O f C o n ten ts Brush Selection 138 The Eraser Tool 139 The Airbrush Tool 139 The Clone Tool 140 The Transformation tools including rotate, scale, shear and flip • Painting tools including bucket, brush, airbrush, clone, convolve, blend and text • Effects filters (such as blur and edge detect) • Channel 60 was full of new features like: • Basic layers • Improved painting tools (sub-pixel sampling, brush spacing) • A better airbrush • Cloning between all image types • A pattern selection dialog and

. . . . . . . . 84 7.9 Changing brush size . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88 7.9.1 How to change the size of a brush . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88 7.9.2 Creating a brush quickly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90 7.10 Gradients . . . . . . . . . . . . . . . . . . . . . . . . . . . Dynamics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 241 14.3.3 Brush Tools (Pencil, Paintbrush, Airbrush) . . . . . . . . . . . . . . . . . . . . . . . 249 14.3.4 Bucket

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87 7.9 Creating a Brush with Variable Size . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 170 12.3 Brush Tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . colors, and clicking on the small symbol in the lower left corner resets them to black and white. v 4 Brush/Pattern/Gradient The symbols here show you GIMP’s current selections for: the Paintbrush, used by

colors, and clicking on the small symbol in the lower left corner resets them to black and white. Brush/Pattern/Gradient The symbols here show you GIMP's current selections for: the Paintbrush, used by every start, GIMP selects a tool (the brush), a color, a brush and a pattern by default, always the same. If you want GIMP to select the last tool, color, brush and pattern you used when quitting your add a layer mask to the layer with the selection, initializing it with the selection. Then use a brush with the wanted opacity to paint the selection with black, i-e paint it with transparency. Then

Activity: Segmentation Using GIMP Making the copy image black • From “Brushes”, select the circular brush with hardness 100 • From the “Main Toolbox”, click the pencil icon • You may have to right-click “pencil” • From ”Tool Options”, change the size of the brush • Change size to a very large number (e.g. 1144.00) to obtain a large circular brush • Draw over the entire copy image to make it completely

Toolbox Here are the icons in the toolbox and their functions: Icon Name Shortcut Description Brush tools Bucket Fill Shift + B Fills an area with a colour or pattern. Blend (Gradient) L Fills Selection tools Rectangle R Selects square or rectangular regions. Ellipse E Selects circular or elliptical regions. Free (Lasso) F Draw free-form selections. Fuzzy (Magic Wand) options which allows the user to paste the image in various styles like "New Image, New Layer, New Brush, New Pattern". - Select any one of the options - for e.g. New Image. This automatically pastes the

panel. Free Select tool (F) Fuzzy Select tool (U) Colour Picker tool (O) Move Tool (M) Paint brush tool (P) Bucket fill tool (Shift + B) Eraser tool (Shift + E) Basic editing exemplar 1 Drag and a new layer 3 Use the paint brush tool (P) to paint areas for effect, choose a soft brush. 4 Set layer mode to dodge 5 Use the tools properties panel to adjust brush size and more 6 Adjust opacity

(circled in this example) 2. Click on the Healing Tool button a. Change the size of your healing brush if you want 3. CTRL click to select your source area (a clean area on the image that looks just type. 1. File 2. Export As… You can change the size of your healing tool (the brush) here Before After 5 3. Name your file 4. Choose where you want to save

Intelligent Scissors Shift B Bucket Fill G Gradient N 铅笔 P 刷子 Shift E 橡皮 A 喷枪 K 墨水 Y MyPaint Brush C 克隆 H Heal Shift U 模糊/锐化 S 污点 Shift D 减淡/加深 Q Alignment M 移动 Shift C Crop Shift R 旋转 Shift