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آموزش اسکچاپ SketchUp Line tool fundamentals

آموزش اسکچاپ SketchUp Line tool fundamentals

 

در حال حاضر شروع به ایجاد نقاط در SketchUp با نقاشی کنید. نقاشی در SketchUp در 3D انجام می شود، اما ما بر روی صفحه نمایش 2D کار می کنیم، بنابراین یکی از مهم ترین چیزهایی که شما باید با SketchUp آن را درک کنید، نحوه شبیه سازی و چین دادن نقشه های خود را به عنوان آنها را ایجاد کنید. حالا SketchUp در حال طراحی است با ابزار خط شروع می شود. ما می توانیم ابزار خط را در چند مکان پیدا کنیم. در زیر قرعه کشی، ما خطوط، و سپس ابزار خط. کلید hot-key برای این نامه الف است. ما همچنین می توانیم آن را در نوار ابزار پیدا کنیم، این نماد مداد است. حالا وقتی که ما ابزار خط را انتخاب می کنیم، مداد را دریافت می کنیم و می توانیم شروع به نقاشی کنیم. همچنین به نقاط، لبه ها یا میان نقطه ها ضربه بزنید، بنابراین در حال حاضر اگر من به هر نقطه نزدیک مرکز صحنه بروید، "خواهید دید که آن را به مبدا فریبنده، اما من" فقط رفتن به جلو و فقط با کلیک سمت چپ بر روی رابط کاربری و شروع به کشیدن خط کنید. اکنون وقتی این کار را انجام می دهید، خواهید دید که با حرکت دادن موس، این ابزار شروع به ضربه زدن می کند، بنابراین من در اینجا به محور آبی که محور عمودی است ضربه بزنید. اینجا من "به محاصره سبز متصل می شود. در اینجا من به محور قرمز ضربه بزنید. حالا وقتی که شما به یک محور ضربه بزنید، می توانید آن را با پایین نگه داشتن کلید shift قفل کنید و متوجه شوید که خط کمی ضخیم تر می شود و همچنین ما می توانیم آن را بکشیم خط طول را در گوشه سمت راست پایین مشاهده کنید. حالا وقتی که خط من را بکشید، همه چیزهایی که باید انجام دهم این است که زمان دوم را کلیک کرده و خط را قفل کرده ام. حالا اگر می خواهم خط باشد یک طول خاص، می توانم آن را تایپ کنم، بنابراین در حال حاضر آن را نشان می دهد در حدود 10 "4"، اما من می توانم آن را به عنوان به عنوان، می گویند، 9 "، و خط به آن طول ضربه بزنید.

Now once you"ve created one line, SketchUp will allow you to draw off the endpoint of that line and create another line, and again, we can snap, so if I want to I can snap to the red axis here, or the green axis, or if I want to draw up I can snap to the blue axis. In this case I"m going to snap to the green axis and just draw a line about that long, and once you get the hang of this you can just keep going, so again, I"m going to snap a line here on the red axis, so I"ve drawn two right angles. Now we don"t have to work with right angles. We can certainly draw lines in any orientation we want, so if I were to draw a line here, you can see that I"m drawing at an angle. Now the next line that you draw can be snapped, so if you draw it out this way, I can snap to the red axis, but notice how when I circle around here, I get a magenta highlight, and that"s because I"m perpendicular to that edge. That previous edge was not drawn at 90 degrees, so this is giving me a hint that says, if you want to draw 90 degrees to this edge, this is where you would draw it. Now if I go a little bit further around I can snap to green. If I go a little bit further around I can snap parallel to that edge, so if I wanted to extend it, I could, or I can go around and snap to red, or if I snap here, again, I"m perpendicular to that edge, so I"m at 90 degrees, so I"m going to go ahead and left-click and lay that down, so now we have this kind of off-angle edge, but I now have a right angle here. Now if I continue to draw, one of the things you"ll notice is that we"re starting to get other types of snapping. I can snap to the green axis, but when I move it up, notice how it snaps across from the opposite point, so this point here is creating what"s called an inference. SketchUp is always trying to help you, so when you"re opposite or parallel to certain points, it will draw a little dotted line and give you what"s called an inference, and that inference helps you to keep things aligned as you draw, so if I were to lay down a point here, that point is exactly opposite this point. Now if I want to, I can continue to draw with inferences. Notice how I"m snapping here. I can snap here. I can also inference by just snapping to an angle, but I also have inferences here and here. Now you may run into the situation where you"ll want something to inference and it just won"t, so for example if I wanted to inference across to this point here, it doesn"t normally do that, but if I move my Line tool so that it snaps on that point, and then just gently align it to an axis, I can actually create that inference, and if I hold down the shift key, it will lock it in, and then I can inference it also from the red axis and lay down that line, and then connect the two, and the surface will fill in with a face, and you can see that I have a complete surface. Now the reason we got this surface is because we drew this surface using snapping. If we don"t use snapping, you can get really odd results, so if I were to select my Line tool and just draw without really any snapping, you can see that I have a shape here on the screen, but as I orbit out, I get some really weird effects. I didn"t think that this point would be so close. I thought it was further away, and the reason this is so off-kilter is because we"re drawing in 2D in a 3D environment, so SketchUp sometimes has to guess how deep we want that line to be drawn, and so in this case it kind of guessed wrong, so I"m going to go ahead and select this, and right-click, and do a Select All Connected, and hit delete. Now there is one more way to draw and make sure that things are aligned to a plane, and that"s using your camera, so we can go into Camera and select a standard view, so I"m going to select my Top view here, and then I"m going to put my camera into Parallel Projection, and this makes sure that we"re completely aligned with our scene, so if I select my Line tool, I can now draw at random and I can rest assured that everything will be lined up. Now if I turn off Parallel Projection, go back into Perspective, you can see that everything is flat, so when you draw with the Line tool in SketchUp, try to use snapping and inferences to make sure that things are aligned properly. You can also use your camera along with Parallel Projection to align your drawing to a specific view.


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