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This Adobe Photoshop tutorial will show you how to create a real crack on a texture/wall.本的Adobe Photoshop教程会向你展示如何创建一个真正的裂纹纹理/墙。 Consider the following image.考虑以下的形象。
Select the Pencil tool in the tool bar and choose a master diameter of 1 px by opening the Brush Preset picker window in the option bar.选择铅笔工具，在工具栏并选择一个主直径1对外关系打开画笔预设摘窗，在选择酒吧。
Create a new layer by clicking on the Create a new layer icon at the bottom of your layers palette and rename it to White crack by double clicking on its name in the layers palette.创建一个新层通过点击就创建一个新的层图标的底部你的层调色板，并把它更名为白色裂纹双击其名称，在层调色板。 Press the letter D on your keyboard to make the fore- and background color black and white.新闻信D对你的键盘，使预报和背景色黑色和白色。 Press the letter X on your keyboard to switch the fore- and background color; the foreground color is now white:按下字母X ，即可切换前列和背景颜色;前景颜色是白色，现在：
Next step is to draw the crack.下一步的工作是要提请裂纹。 While holding down the left mouse key start in the top/left corner and draw a crack over a distance that's about 1/5 of the final size of the crack.同时按住鼠标左键关键开始在顶级/左上角绘制出裂缝超过距离的约1 / 5的最后大小的裂纹。 Once you've reached that point, release the mouse button but don't move the mouse, press the right bracket key ']'on your keyboard once, to increase the master diameter of the pencil with 1 pixel and continue where you left off.一旦你达到这点，释放鼠标按钮，但不要移动鼠标，按下右托架钥匙' ] ' ，即可一次，以增加主直径的铅笔， 1像素，并继续你的不放过。 Stop at 2/5 of the total length of the crack, release the mouse key again, press the right bracket key ']' to increase the diameter another 1 pixel and continue drawing the crack.停留在2 / 5的总长度的裂纹，释放鼠标关键再按下右托架钥匙' ] ' ，以增加另一种直径为1个像素，并继续绘制裂纹。
At 3/5 of the distance you continue by using the bracket key [ instead to decrease the diameter to 2 pixels and you repeat this again at 4/5 so that you draw the last part of the crack with a diameter of 1 pixel.在3 / 5的距离，你继续用括弧内为重点， [而不是减少直径为2像素，并重申你的，这又于4 / 5 ，那你得出最后部分的裂纹，直径为1个像素。
Make sure that you draw a random line with some sharp corners, a few bends and some straight parts.确保你的画随机线与一些急弯时，有几个弯及部分直部分。 At this point the beginning and ending of the crack stops too abrupt.在这一点上开始和结束的裂缝站过于鲁莽。 We're going to fix that by using a mask.我们要去修补用口罩。 Add a mask to this layer by clicking on the Add layer mask icon at the bottom of the layers palette.加上口罩，以这层通过点击添加一层面具图标，在底层的层调色板。
At that moment the mask is the active area.在那一刻面具，是活跃区。 Grab the brush tool in the tool bar and select a soft brush with a diameter of 40 in the option bar.抓斗画笔工具，在工具栏，并选择一个软刷一个直径40在选择酒吧。 Set the opacity of this brush in the option bar to 25%.设置不透明的，这毛笔，在选择酒吧，以25 ％ 。 Make sure that your foreground color is black.确保你的前景颜色是黑色。
Now paint with black over the edges of the crack to make them fade (more transparent).现在，油漆与黑人胜过边缘的裂缝，使他们淡出（更透明） 。 Thus the crack appears like a shadow , thus showing you a texture or a wall with a crack.因此，裂纹出现就像一个影子，所以显示你的纹理或墙体裂纹。
Links you may find interesting -联系，你会发现有趣-
- How to Create an old postage stamp using Photoshop 如何创造一个老邮票利用Photoshop
- How to Create Real Clouds using Adobe Photoshop 如何创造真正的云彩使用Adobe Photoshop来
- How to Create Fireballs using Photoshop 如何创造火球利用Photoshop
- How to Blend Two Images (put one image on another) using Photoshop? 如何融合两个图像（提出一个形象的另一个）利用Photoshop ？
- Adjusting Eyebrows to beautify a face using Photoshop 调整眉毛，以美化面对面利用Photoshop
