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Casandra Kumsung
Registered User
Join date: 6 Sep 2006
Posts: 93
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03-09-2007 13:40
both in 3d and flat. I want to make jewelry, heart wand, box of candy etc. I am trying to make stuff with few prims as possible. I made a 3d star wand and it had way to many prims in it. I know a flat heart can be made in a texture but prims look better, an do not disappear when you look at them on the side!
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Sylvia Trilling
Flying Tribe
Join date: 2 Oct 2006
Posts: 1,117
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03-09-2007 17:21
Flat: make a square and a circle with the diameter of the circle equal to the side of the square. Rotate the square by 45 degrees so it is a diamond. Cut the circle in half. Join the flat sides of the cut cirlcles to the upper sides of the diamond.
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Al Sonic
Builder Furiend
Join date: 13 Jun 2006
Posts: 162
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03-12-2007 18:00
Nice try Sylvia, but I think the best way to make a prim heart, and surely the most prim-efficient means, is to just take 2 cut ellipses and put them together. This technique works for both flat and 3D hearts. For 3D, rounded hearts, just use the sphere prim. For flat hearts, use the cylinder prim. Specifically, you should make your circle (be it cylinder or sphere, although this example is written for the cylinder), stretch it to, say, 2X × 1Y proportions, then tilt it to, say, a 45° Z rotation. Duplicate it by shift-dragging, then Ctrl-Z the duplicate back into the same place. Rotate it around to the other 45° angle, to create a blobby x shape. Finally use the Cut values to remove two legs of the x (the exact Cut Begin and End numbers vary depending on your chosen proportions and angles), and you'll have a heart. I tested it with two cylinders, and ended up with these values (just leave all other values identical between the two). EDIT: I now refined it to get more EXACT values with both the cylinder and sphere so that everything matches up just as it's supposed to.
SL SPHERE HEART
Size= 1n × 2n × 1n (any n value)
Rotation(prim1)= 047.7, 000.0, 180.0 Rotation(prim2)= 312.3, 000.0, 000.0
Cut= .330 - .830
SL CYLINDER HEART
Size= 1n × 2n × z (any n & z values)
Rotation(prim1)= 000.0, 270.0, 222.3 Rotation(prim2)= 000.0, 090.0, 042.3
Cut= .330 - .830Come to think of it, you could use the same general idea with a torus, tube, or ring prim too. Also, for a low-polygon heart, you could use just a single cut-and-hollowed box or prism. Good luck on your low-prim pursuits! I've made strong prim efficiency quite a goal, if not habit of my own, and I hope to see many others pursuing this goal as well.
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