{"id":2027,"date":"2017-07-11T18:03:07","date_gmt":"2017-07-11T10:03:07","guid":{"rendered":"http:\/\/www.bookcard.net\/wordpress\/?p=2027"},"modified":"2017-08-01T09:36:49","modified_gmt":"2017-08-01T01:36:49","slug":"3dmodeling_lexis","status":"publish","type":"post","link":"https:\/\/www.bookcard.net\/wordpress\/3dmodeling_lexis\/","title":{"rendered":"3D\u5efa\u6a21-\u5e38\u7528\u8fad\u5f59\u8868"},"content":{"rendered":"
\"3D\u5efa\u6a21-\u5e38\u7528\u8fad\u5f59\u8868\"<\/a>
3D\u5efa\u6a21-\u5e38\u7528\u8fad\u5f59\u8868<\/figcaption><\/figure>\n

3D\u5efa\u6a21-\u5e38\u7528\u8fad\u5f59\u8868<\/p>\n

3D\u5efa\u6a21\u662f\u4e00\u9580\u5c08\u696d\u5b78\u554f\u5b83\u6709\u8457\u5927\u91cf\u6211\u5011\u9ed8\u751f\u4e2d\u82f1\u7684\u8fad\u5f59\uff0c\u4e0b\u9762\u7d66\u5e38\u7528\u8fad\u5f59\u7684\u7c21\u8ff0\u3002<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u82f1\u6587<\/td>\n\u4e2d\u6587<\/td>\n\u7c21\u8ff0<\/td>\n<\/tr>\n
3D(Three Dimensional)<\/td>\n\u4e09\u7dad\u7a7a\u9593<\/td>\n\u5177\u6709\u6216\u986f\u793a\u5177\u6709\u5bec\u5ea6,\u9ad8\u5ea6,\u6df1\u5ea6(XYZ\u4e09\u8ef8)\u7684\u4e09\u7dad\u7a7a\u9593<\/td>\n<\/tr>\n
Alpha Blending<\/td>\n\u03b1\u6df7\u5408<\/td>\n\u4e00\u7a2e\u5716\u50cf\u8655\u7406\u6280\u8853,\u57283D\u5834\u666f\u4e2d\u70ba\u5c0d\u50cf\u985e\u6bd4\u900f\u660e\u6216\u534a\u900f\u660e\u72c0\u614b\u4ee5\u5275\u9020\u903c\u771f\u7684\u8996\u6548\u679c,\u5982\u7159\u9727,\u73bb\u7483\u548c\u6db2\u9ad4,\u5728\u5716\u50cf\u7cfb\u7d71\u5b58\u5132\u7d05\u7da0\u85cd(RGB)\u4e09\u8272\u5916,\u9084\u64c1\u6709\u4e00\u500bAlpha\u901a\u9053\u6578\u503c,\u5b83\u7528\u65bc\u8a18\u9304\u8c61\u7d20\u900f\u660e\u5ea6,\u5b83\u7684\u6578\u503c\u5f9e(0-1)\u6216(0-255)\u5168\u900f\u660e\u5230\u4e0d\u900f\u660e.<\/td>\n<\/tr>\n
Antialiasing<\/td>\n\u6297\u92f8\u9f52<\/td>\n\u5728\u5716\u50cf\u986f\u793a\u7cfb\u7d71\u4e2d\u70ba\u6e1b\u5c0f\u92f8\u9f52(\u92f8\u9f52\u5316)\u5e36\u4f86\u7684\u8996\u89ba\u885d\u64ca\u6240\u7528\u7684\u6280\u8853<\/td>\n<\/tr>\n
Aspect Ratio<\/td>\n\u5bec\u9ad8\u6bd4<\/td>\n\u5716\u50cf\u5bec\u5ea6\u5c0d\u9ad8\u5ea6\u7684\u6bd4\u7387,\u8868\u793aWidth:Height,\u6a19\u6e96\u986f\u793a\u5668\u70ba4:3,\u65e9\u671f\u7684\u6578\u5b57\u986f\u793a\u5668\u70ba16:10,\u73fe\u5728\u5927\u591a\u7e2e\u6c34\u70ba16:9,\u904a\u6232\u756b\u9762\u6bd4\u5927\u591a\u70ba3:2(1.5:1)<\/td>\n<\/tr>\n
Box Modeling<\/td>\n\u76d2\u5efa\u6a21<\/td>\n\u4e00\u7a2e\u5efa\u6a21\u6280\u8853,\u901a\u904e\u65b9\u584a\u76d2\u5c0d\u5176\u9762\u548c\u908a\u9032\u884c\u64e0\u58d3\u5f62\u6210\u8907\u96dc\u7684\u6a21\u578b.<\/td>\n<\/tr>\n
Bump Mapping<\/td>\n\u51f9\u51f8\u8cbc\u5716<\/td>\n\u4e00\u7a2e\u6750\u8cea\u6280\u8853,\u4f7f\u7528\u591a\u91cd\u7d0b\u7406\u548c\u71c8\u5149\u6548\u679c\u6a21\u64ec\u8936\u76ba\u6216\u51f9\u51f8\u7684\u8868\u9762.\u51f9\u51f8\u8cbc\u5716\u975e\u5e38\u6709\u7528,\u56e0\u70ba\u5b83\u6703\u7d663D\u5e36\u4f86\u7c97\u7cd9\u7684\u8868\u9762\u4ee5\u53ca\u5176\u4ed6\u8868\u9762\u7d30\u7bc0,\u4f8b\u5982\u9ad8\u723e\u592b\u7403\u9762\u7684\u51f9\u5751,\u800c\u7121\u9700\u589e\u52a0\u5e7e\u4f55\u9ad4\u7684\u8907\u96dc\u7a0b\u5ea6.\u51f9\u51f8\u8cbc\u5716\u7684\u4e00\u4e0b\u4e9b\u5e38\u898b\u985e\u578b\u6709:<\/p>\n

1.\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Emboss Bump Mapping(\u6d6e\u96d5\u51f9\u51f8\u8cbc\u5716)<\/p>\n

2.\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Dot3 Bump Mapping(\u5167\u7a4d\u5f0f\u51f9\u51f8\u8cbc\u5716) \u9019\u7a2e\u6280\u8853\u6700\u6709\u6548.<\/p>\n

3.\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 Environment Mapped Bump Mapping(EMBM \u74b0\u5883\u6620\u5c04\u51f9\u51f8\u8cbc\u5716)<\/p>\n

4.\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 True Reflective Bump Mapping(\u771f\u5be6\u53cd\u5c04\u6027\u51f9\u51f8\u8cbc\u5716)<\/td>\n<\/tr>\n

Digital Painting<\/td>\n\u6578\u5b57\u7e6a\u756b<\/td>\n\u4f7f\u7528\u624b\u5beb\u7b46\u548c\u7e6a\u5716\u677f\u7e6a\u756b\u7684\u6280\u8853.\u4f7f\u7528PHOTOSHOP\u7e6a\u756b\u6578\u4f4d\u5316\u7d0b\u7406\u548c\u85dd\u8853\u756b<\/td>\n<\/tr>\n
DirextX<\/td>\n<\/td>\n\u5fae\u8edf\u516c\u53f8\u7576\u521d\u5c08\u70ba\u904a\u6232\u958b\u767c\u800c\u8a2d\u8a08\u7684\u4e00\u5957\u786c\u9ad4\u62bd\u8c61\u5c64\u4ecb\u9762API.\u76f8\u7576\u65bcOpenGL,\u73fe\u4ee5\u6210\u70baWINDOWS\u7684\u4e00\u90e8\u5206.\u4f46\u56e0\u70ba\u5b57DirextX 6.0\u5168\u9762\u4f7f\u7528COM\u958b\u653e\u4ecb\u9762,\u800c\u4e14\u53ea\u80fd\u7528WINDOWS,\u6240\u4ee5\u5df2\u88ab\u7a0b\u5f0f\u5e2b\u62cb\u68c4.<\/td>\n<\/tr>\n
OpenGL<\/td>\n\u958b\u653e\u5f0f\u5716\u5f62\u5eab<\/td>\n\u5716\u5f62API(\u61c9\u7528\u7a0b\u5f0f\u7de8\u7a0b\u4ecb\u9762)\u6700\u521d\u7531Silicon Graphics Inc TM.(SGI)\u516c\u53f8\u958b\u767c,\u76ee\u7684\u662f\u70ba\u5c08\u696d\u7684\u5716\u5f62\u6a5f\u7b97\u6a5f\u4f7f\u7528,OpenGL\u5f8c\u4f86\u6210\u70baCAD\u548c\u79d1\u5b78\u61c9\u7528\u7684\u6a19\u6e96API,\u4e5f\u662f\u904a\u6232\u8a2d\u8a08\u7cfb\u7d71\u6700\u5e38\u7528\u7de8\u7a0b\u4ecb\u9762<\/td>\n<\/tr>\n
Photoshop<\/td>\n<\/td>\n\u7c21\u7a31PS,\u7531Adobe Systems\u7814\u767c\u76842D\u6578\u4f4d\u7e6a\u756b\u8edf\u9ad4,\u5b83\u662f\u76ee\u524d\u5e02\u5834\u4e0a\u6700\u53d7\u6b61\u8fce\u7684\u5716\u50cf\u7de8\u8f2f\u7a0b\u5f0f.<\/td>\n<\/tr>\n
Double Buffering<\/td>\n\u96d9\u91cd\u7de9\u5b58\u5340\u8655\u7406\u5668<\/td>\n\u5716\u5f62\u7e6a\u756b\u6280\u8853,\u4f7f\u7528\u5169\u7d44\u5716\u5f62\u756b\u9762\u7de9\u885d\u5340,\u4e00\u500b\u88ab\u5716\u5f62\u8655\u7406GPU\u9396\u9802,\u53e6\u4e00\u500b\u88ab\u7a0b\u5f0f\u6e32\u67d3.\u9019\u53ef\u4ee5\u9632\u6b62\u7e6a\u756b\u548c\u986f\u793a\u7522\u751f\u7684\u885d\u7a81.<\/td>\n<\/tr>\n
Fill Rate<\/td>\n\u586b\u5145\u7387<\/td>\n\u986f\u793a\u5361\u80fd\u5920\u6e32\u67d3\u5716\u5143\u7684\u901f\u5ea6,\u901a\u5e38\u63a1\u7528\u6bcf\u79d2\u767e\u79d2\u5716\u5143\u7684\u65b9\u5f0f\u6e2c\u7b97(Megapixels\/sec).\u9ad8\u586b\u5145\u5f8b\u7684GPU\u80fd\u4ee5\u66f4\u9ad8\u7684\u983b\u7387\u986f\u793a\u9ad8\u89e3\u6790\u5ea6\u548c\u66f4\u591a\u984f\u8272.<\/td>\n<\/tr>\n
Frames Per Second<\/td>\nFPS \u5e40\u901f\u7387<\/td>\n\u5716\u5f62\u8655\u7406\u5668\u6e32\u67d3\u6bcf\u4e00\u5e40\u7684\u756b\u9762\u7684\u901f\u5ea6,\u5c07\u904a\u6232\u57fa\u65bc\u6b64\u4f5c\u70baGPU\u6027\u80fd\u6e2c\u91cf.\u4e00\u500b\u6027\u80fd\u512a\u826f\u7684GPU\u6bcf\u79d2\u6703\u6e32\u67d3\u66f4\u591a\u5e40,\u4e26\u4e14\u5c0d\u7528\u6236\u7684\u8f38\u5165\u4f5c\u66f4\u9748\u654f\u7684\u53cd\u61c9.<\/td>\n<\/tr>\n
Image Based Modeling<\/td>\n\u57fa\u65bc\u5716\u50cf\u9375\u6a21<\/td>\n\u4ee5\u5716\u50cf\u6216\u7167\u7247\u8853\u88fd\u90203D\u6a21\u5f62\u6280\u8853<\/td>\n<\/tr>\n
Jaggies<\/td>\n\u92f8\u9f52<\/td>\n\u63cf\u8ff0\u659c\u7dda\u8e29\u8e0f\u6a13\u68af\u7684\u8853\u8a9e.\u5982\u66f2\u7dda\u908a\u7de3\u7684\u6548\u679c. Antialiasing(\u6297\u92f8\u9f52)\u80fd\u6709\u6548\u6d88\u9664\u92f8\u9f52<\/td>\n<\/tr>\n
LOD(Level of detail)<\/td>\n\u7d30\u7bc0\u7d1a\u5225<\/td>\n\u6839\u64da\u548c\u73a9\u5bb6\u4e92\u52d5\u7684\u91cd\u8981\u6027\u548c\u8ddd\u96e2\u611f\uff0c\u78ba\u5b9a\u904a\u6232\u6a21\u578b\u7684\u591a\u908a\u5f62\u7684\u8907\u96dc\u7a0b\u5ea6,LOD\u901a\u5e38\u53d6\u6c7a\u65bcA,B\u6216C\u7b49\u7d1a\u7684\u6c34\u6e96,A\u7d1a\u6700\u9ad8\u53c8\u7a31\u70ba\u82f1\u96c4\u6a21\u578b(Hero Models).<\/td>\n<\/tr>\n
Hero Models<\/td>\n\u82f1\u96c4\u6a21\u578b<\/td>\n\u591a\u908a\u578b\u7d30\u7bc0\u548c\u7279\u6027\u65b9\u9762\u5c6c\u65bc\u6700\u9ad8\u7d1a\u5225.<\/td>\n<\/tr>\n
Mipmapping<\/td>\nMip\u8cbc\u5716<\/td>\n\u901a\u904e\u7522\u751f\u548c\u5b58\u5132\u591a\u500b\u5927\u5c0f\u4e0d\u4e00\u7684\u539f\u59cb\u7d0b\u7406\u5716\u50cf,\u4ee5\u6b64\u6539\u5584\u5716\u50cf\u6027\u80fd\u7684\u4e00\u7a2e\u6280\u8853,\u6bcf\u500b\u5716\u50cf\u90fd\u6709\u4e0d\u540c\u7d30\u7bc0\u7d1a\u5225.\u5716\u5f62\u8655\u7406\u5668\u9078\u64c7\u4e00\u500b\u4e0d\u540c\u7684Mipmap\u57fa\u65bc\u87a2\u5e55\u4e0a\u7269\u4ef6\u7684\u5c3a\u5bf8,\u4ee5\u4fbf\u4f4e\u7d30\u7bc0\u7d0b\u7406\u80fd\u88ab\u4f7f\u7528\u5728\u4f4e\u5716\u5143\u7684\u7269\u4ef6\u4e0a,\u5728\u8f03\u5927\u7684\u7269\u4ef6\u4e0a\u4f7f\u7528\u9ad8\u7d30\u7bc0\u7d0b\u7406,\u6548\u679c\u986f\u800c\u6613\u898b,\u9019\u500b\u6280\u8853\u7bc0\u7701\u4e86\u8a18\u61b6\u9ad4\u958b\u5bec\u4e5f\u63d0\u9ad8\u4e86\u6027\u80fd.<\/td>\n<\/tr>\n
Normal Mapping<\/td>\n\u6cd5\u7dda\u8cbc\u5716<\/td>\n\u5148\u9032\u7684\u7d0b\u7406\u6280\u8853,\u6bd4\u51f9\u51f8\u8cbc\u5716\u5c55\u73fe\u66f4\u597d\u7684\u6548\u679c,\u56e0\u70ba\u651d\u50cf\u6a5f\u5728\u500b\u8ef8\u65b9\u5411\u89c0\u770b<\/td>\n<\/tr>\n
Per-Pixel Shading<\/td>\n\u7368\u7acb\u5716\u5143\u9670\u5f71<\/td>\n\u5728\u5716\u5143\u5e73\u9762\u901a\u904e\u8a08\u7b97\u5149\u7167\u6548\u679c\u7684\u80fd\u529b,\u5927\u5927\u5730\u63d0\u9ad8\u4e86\u5834\u666f\u7684\u7cbe\u51c6\u8207\u771f\u5be6,\u4f7f\u7528\u9ad8\u6027\u80fd\u7684GUI\u5716\u5f62\u8655\u7406\u5668\u904a\u6232\u958b\u767c\u8005\u53ef\u5168\u786c\u9ad4\u7684\u5373\u6642\u904b\u7b97.<\/td>\n<\/tr>\n
Pixel<\/td>\n\u5716\u5143<\/td>\n\u5716\u50cf\u4e0a\u7684\u6bcf\u4e00\u9ede,\u5716\u5143\u662f\u5716\u5f62\u986f\u793a\u7684\u6700\u5c0f\u5143\u7d20, \u5716\u5143\u662f\u6e32\u67d3\u5716\u50cf\u7684\u6700\u5c0f\u5143\u7d20<\/td>\n<\/tr>\n
Polygon<\/td>\n\u591a\u908a\u5f62<\/td>\n\u76f8\u7576\u82073D\u7269\u9ad4\u7684\u7a4d\u6728,\u901a\u5e38\u70ba\u4e09\u89d2\u5f62\u6216\u8ddd\u5f62,\u88ab\u7528\u65bc\u69cb\u62103D\u7269\u9ad4\u7684\u8868\u9762\u548c\u9aa8\u67b6.<\/td>\n<\/tr>\n
Rendering<\/td>\n\u6e32\u67d3<\/td>\n\u61c9\u7528\u7a0b\u5f0f\u6839\u64da\u8cc7\u6599\u7e6a\u756b\u4e26\u6700\u7d42\u5728\u5716\u50cf\u986f\u793a\u7684\u904e\u7a0b.<\/td>\n<\/tr>\n
Shell<\/td>\n\u6bbc<\/td>\n\u9023\u63a5UV\u5f62\u6210\u4e00\u500b\u5c55\u958b\u7684\u9762\u6216\u6bbc<\/td>\n<\/tr>\n
Texel Density<\/td>\n\u7d0b\u7406\u5143\u7d20\u5bc6\u5ea6<\/td>\n\u7d0b\u7406\u8cbc\u5716\u7684\u6700\u5c0f\u55ae\u4f4d<\/td>\n<\/tr>\n
Texture<\/td>\n\u7d0b\u7406<\/td>\n\u5716\u50cf\u6a94,\u5982\u9ede\u9663\u5716(Bitmap),\u57283D\u5834\u666f\u4e2d\u5b83\u88ab\u7528\u65bc\u7269\u9ad4\u8868\u9762\u589e\u52a0\u8907\u96dc\u7684\u5716\u7d0b<\/td>\n<\/tr>\n
Texture Mapping<\/td>\n\u7d0b\u7406\u8cbc\u5716<\/td>\n\u57283D\u6a21\u578b\u7684\u8868\u9762\u61c9\u7528\u7d0b\u7406\u985e\u6bd4\u76ae\u819a,\u5929\u7a7a\u7b49\u7684\u904e\u7a0b,\u7d0b\u7406\u8cbc\u5716\u53ef\u4ee5\u4f7f\u7528\u6a21\u578b\u589e\u6dfb\u66f4\u591a\u73fe\u5be6\u4e3b\u7fa9\u8272\u5f69<\/td>\n<\/tr>\n
Vertex Snapping<\/td>\n\u9802\u9ede\u5438\u9644<\/td>\n\u5728\u7a7a\u9593\u6216\u6cbf\u8457\u540c\u4e00\u500b\u8ef8\u8ddd\u5c07\u9802\u9ede\u5438\u9644\u5230\u540c\u4e003D\u9ede\u4e0a\u7684\u4e00\u500b\u65b9\u6cd5.<\/td>\n<\/tr>\n
Z-Buffer<\/td>\nZ-\u7de9\u5b58<\/td>\n\u88ab\u7528\u65bc\u5b58\u5132\u6e32\u67d3\u5c0d\u50cf\u7684Z\u5ea7\u6a19\u6216\u6df1\u5ea6\u8cc7\u8a0a\u7684\u986f\u5b58\u5340.\u4e00\u500b\u5716\u5143\u7684Z-\u7de9\u5b58\u503c\u6c7a\u5b9a\u5b83\u662f\u5426\u662f\u5728\u53e6\u4e00\u500b\u8c61\u7d20\u7684\u524d\u6216\u5f8c.Z\u8a08\u7b97\u53ef\u9632\u6b62\u5728\u5e40\u7de9\u5b58\u4e2d\u80cc\u666f\u5c0d\u8c61\u8986\u84cb\u524d\u666f\u5716\u50cf<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

3D\u5efa\u6a21-\u5e38\u7528\u8fad\u5f59\u8868 3D\u5efa\u6a21\u662f\u4e00\u9580\u5c08\u696d\u5b78\u554f\u5b83\u6709\u8457\u5927\u91cf\u6211\u5011\u9ed8\u751f\u4e2d\u82f1\u7684\u8fad\u5f59\uff0c\u4e0b\u9762\u7d66\u5e38\u7528\u8fad\u5f59\u7684\u7c21\u8ff0\u3002 \u82f1\u6587 \u4e2d\u6587 … <\/p>\n

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