{"id":107805,"date":"2026-09-20T10:57:38","date_gmt":"2026-09-20T02:57:38","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/107805.html"},"modified":"2026-09-20T10:57:38","modified_gmt":"2026-09-20T02:57:38","slug":"%e9%87%8d%e9%93%b81996%ef%bd%9c%e8%82%89%e4%bd%93%e6%b8%b2%e6%9f%93%ef%bc%9a%e6%89%93%e7%a0%b4-4kb-%e6%9e%b7%e9%94%81%e4%b8%8e-rdp-%e7%ba%b9%e7%90%86%e7%bc%93%e5%ad%98%e7%9a%84%e6%8b%86%e7%a2%8e","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/107805.html","title":{"rendered":"\u91cd\u94f81996\uff5c\u8089\u4f53\u6e32\u67d3\uff1a\u6253\u7834 4KB \u67b7\u9501\u4e0e RDP \u7eb9\u7406\u7f13\u5b58\u7684\u62c6\u788e\u62fc\u56fe\u7b97\u6cd5"},"content":{"rendered":"<p>0x01 \u7b2c\u516d\u6b65&#xff1a;\u8d34\u56fe&#xff08;Texture Mapping&#xff09;\u4e0e 4KB \u6599\u6876\u7684\u7269\u7406\u8bc5\u5492<\/p>\n<p>\u7d27\u63a5\u4e0a\u4e00\u671f\u7684 Windows \u753b\u56fe\u7a0b\u5e8f\u601d\u7ef4\u6a21\u578b\u3002\u73b0\u5728&#xff0c;\u6211\u4eec\u7684\u753b\u5e03\u4e0a\u5df2\u7ecf\u8eba\u7740\u4e00\u4e2a\u88ab\u6cb9\u6f06\u6876\u6d82\u6ee1\u4e86\u7eaf\u7ea2\u8272\u3001\u6216\u8005\u662f\u88ab\u9876\u70b9\u7740\u8272\u6e32\u67d3\u51fa\u4e86\u5185\u63d2\u6e10\u53d8\u8272\u7684\u5b9e\u5fc3\u4e09\u89d2\u5f62\u3002<\/p>\n<p>\u4f46\u5728 3D \u6e38\u620f\u7684\u4e16\u754c\u91cc&#xff0c;\u5982\u679c\u591a\u8fb9\u5f62\u8868\u9762\u53ea\u80fd\u5237\u7eaf\u8272\u548c\u6e10\u53d8&#xff0c;\u6211\u4eec\u6839\u672c\u65e0\u6cd5\u9886\u7565\u300a\u9a6c\u91cc\u596564\u300b\u91cc\u57ce\u5821\u5899\u58c1\u548c\u8349\u5730\u7684\u7ec6\u817b\u8d28\u611f\u3002\u73b0\u5728&#xff0c;\u6211\u4eec\u5728\u753b\u56fe\u7a0b\u5e8f\u91cc\u73a9\u4e2a\u66f4\u9ad8\u7ea7\u7684&#xff1a;\u6211\u4eec\u8981\u628a\u4e00\u5f20\u7cbe\u7f8e\u7684\u7816\u5899\u7167\u7247&#xff0c;\u5b8c\u7f8e\u201c\u8d34\u201d\u5728\u8fd9\u4e2a\u4e09\u89d2\u5f62\u7684\u8868\u9762\u3002<\/p>\n<p>\u8fd9\u4e2a\u52a8\u4f5c&#xff0c;\u5728\u8ba1\u7b97\u673a\u56fe\u5f62\u5b66\u91cc\u88ab\u79f0\u4e3a \u7eb9\u7406\u8d34\u56fe&#xff08;Texture Mapping&#xff09;\u3002<br \/>\n\u60f3\u8c61\u4f60\u624b\u91cc\u62ff\u7740\u4e00\u5f20\u5e26\u6709\u56fe\u6848\u7684\u5f39\u6027\u80f6\u76ae&#xff0c;\u7528\u526a\u5200\u6cbf\u7740\u591a\u8fb9\u5f62\u7684\u8fb9\u754c\u526a\u4e0b\u6765&#xff0c;\u7136\u540e\u7528\u56db\u4e2a\u56fe\u9489&#xff08;U\u3001V \u7eb9\u7406\u5750\u6807\u6307\u9488&#xff09;&#xff0c;\u7cbe\u51c6\u5730\u628a\u56fe\u6848\u7684\u56db\u4e2a\u89d2\u201c\u6309\u6b7b\u201d\u5728 3D \u9876\u70b9\u7684\u7edd\u5bf9\u5750\u6807\u4e0a&#xff0c;\u8ba9\u56fe\u6848\u968f\u7740\u591a\u8fb9\u5f62\u4e00\u8d77\u7f29\u653e\u548c\u626d\u66f2\u3002<\/p>\n<p>\u7136\u800c&#xff0c;\u5f53\u4f60\u5728 N64 \u7684\u7269\u7406\u4e3b\u677f\u4e0a\u60f3\u8981\u6267\u884c\u8fd9\u4e2a\u201c\u8d34\u80f6\u76ae\u201d\u7684\u52a8\u4f5c\u65f6&#xff0c;\u4f60\u4f1a\u77ac\u95f4\u649e\u4e0a\u4e00\u5835\u7531 SGI \u5de5\u7a0b\u5e08\u4eb2\u624b\u710a\u6b7b\u7684\u3001\u5168\u4e66\u6700\u51b7\u9177\u7684\u786c\u4ef6\u7edd\u5bf9\u6b7b\u7ebf\u2014\u2014 4KB TMEM&#xff08;\u7eb9\u7406\u7f13\u5b58&#xff09;\u3002<\/p>\n<p><img decoding=\"async\" alt=\"\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260920025736-6aaf4ba0d4eca.png\" \/><\/p>\n<p>\u5982\u679c\u5728 Windows \u753b\u56fe\u7a0b\u5e8f\u91cc&#xff0c;\u5373\u4fbf\u4f60\u7684\u7535\u8111\u786c\u76d8&#xff08;\u5361\u5e26 ROM&#xff09;\u91cc\u5b58\u7740 100KB \u7684\u7cbe\u7f8e\u7816\u5899\u8d34\u56fe&#xff0c;\u5982\u679c\u7cfb\u7edf\u53d1\u7ed9\u4f60\u7684\u6cb9\u6f06\u6876\u6bcf\u6b21\u53ea\u5141\u8bb8\u4f60\u88c5 4KB \u5927\u5c0f\u7684\u989c\u6599&#xff0c;\u4f60\u8981\u600e\u4e48\u628a\u6574\u9762\u5de8\u5927\u7684\u57ce\u5821\u5899\u58c1\u5237\u6ee1&#xff1f;<\/p>\n<p>\u8fd9\u6b63\u662f\u5f53\u5e74\u6240\u6709 N64 \u7a0b\u5e8f\u5458\u6bcf\u5929\u7741\u5f00\u773c\u5c31\u8981\u9762\u5bf9\u7684\u7a92\u606f\u89c4\u683c&#xff1a;<\/p>\n<ul>\n<li>\u7269\u7406\u94c1\u7262&#xff1a;\u4e00\u7ebf\u7c89\u5237\u5320 RDP \u82af\u7247\u5185\u90e8\u4e13\u95e8\u7528\u6765\u7f13\u5b58\u5f53\u524d\u8d34\u56fe\u7684 SRAM \u7a7a\u95f4&#xff0c;\u7269\u7406\u4e0a\u9650\u88ab\u6b7b\u6b7b\u9501\u6b7b\u5728\u4e86 4096 \u5b57\u8282&#xff08;4 KB&#xff09;\u3002<\/li>\n<li>\u9762\u79ef\u7684\u6e05\u7b97&#xff1a;\u5728 90 \u5e74\u4ee3&#xff0c;\u4e3a\u4e86\u5c55\u73b0\u7a0d\u5fae\u597d\u770b\u4e00\u70b9\u7684\u8272\u5f69&#xff0c;\u6e38\u620f\u901a\u5e38\u91c7\u7528 16 \u4f4d\u8272\u6df1&#xff08;\u6bcf\u4e2a\u50cf\u7d20\u5360 2 \u5b57\u8282&#xff09;\u3002\u8fd9\u610f\u5473\u7740&#xff0c;N64 \u786c\u4ef6\u80fd\u4e00\u6b21\u6027\u4e00\u53e3\u5403\u4e0b\u7684\u8d34\u56fe\u9762\u79ef&#xff0c;\u6700\u5927\u88ab\u5361\u6b7b\u5728\u4e86\u6781\u5176\u53ef\u601c\u7684 64&#215;32 \u50cf\u7d20&#xff08;64 * 32 * 2 &#061; 4096 \u5b57\u8282&#xff09;&#xff01;<\/li>\n<\/ul>\n<p>\u5728 64&#215;32 \u8fd9\u4e48\u4e00\u5757\u6307\u7532\u76d6\u5927\u5c0f\u7684\u9a6c\u8d5b\u514b\u8d34\u56fe\u9650\u5236\u4e0b&#xff0c;\u4f60\u5982\u4f55\u53bb\u6e32\u67d3\u4e00\u671b\u65e0\u9645\u7684\u65f7\u91ce\u548c\u5b8f\u5927\u7684\u80cc\u666f&#xff1f;<\/p>\n<\/p>\n<hr \/>\n<p>0x02 \u7834\u5c40\u7b97\u6cd5&#xff1a;\u5728\u4e3b\u5b58\u5e9f\u589f\u4e0a\u7684\u201c\u5207\u7247\u4e0e\u5e73\u94fa&#xff08;Tiling&#xff09;\u201d\u4ea4\u54cd\u4e50<\/p>\n<p>\u4e3a\u4e86\u5728\u7535\u89c6\u4e0a\u5c55\u73b0\u51fa\u5b8f\u5927\u7684\u5b8f\u5927\u573a\u666f&#xff0c;\u7a0b\u5e8f\u5458\u88ab\u903c\u5728 C \u4ee3\u7801\u5c42\u6210\u4e86\u6700\u7cbe\u5bc6\u7684\u201c\u78c1\u7816\u62fc\u56fe\u5e08\u201d\u3002\u4ed6\u4eec\u5fc5\u987b\u5229\u7528 Libdragon SDK \u80cc\u540e\u9690\u85cf\u7684 \u5e73\u94fa\u7b97\u6cd5&#xff08;Tiling&#xff09;\u4e0e\u955c\u50cf&#xff08;Mirroring&#xff09;\u673a\u5236 \u53bb\u9006\u5929\u6539\u547d&#xff1a;<\/p>\n<\/p>\n<p><span style=\"color:#4da8ee\">1. \u624b\u672f\u5200\u5207\u7247<\/span><\/p>\n<p>\u65e2\u7136\u5927\u56fe\u8fdb\u4e0d\u53bb 4KB \u7684\u6599\u6876&#xff0c;\u7a0b\u5e8f\u5458\u5c31\u5fc5\u987b\u5728\u4e3b\u5b58\u91cc\u7528\u4ee3\u7801\u628a\u4e00\u5f20\u5927\u8d34\u56fe\u5f3a\u884c\u7528\u624b\u672f\u5200\u5207\u6210\u65e0\u6570\u4e2a\u5c0f\u4e8e 4KB \u7684\u5fae\u578b\u8272\u5757&#xff08;Tiles&#xff09;\u3002<\/p>\n<\/p>\n<p><span style=\"color:#4da8ee\">2. \u75af\u72c2\u7684 DMA \u9971\u548c\u51b2\u5237<\/span><\/p>\n<p>\u5728\u6e38\u620f\u8fd0\u884c\u7684 16.6 \u6beb\u79d2\u5185&#xff0c;\u4e3b CPU \u914d\u5408\u56fe\u5f62\u82af\u7247\u4e0b\u8fbe\u9ad8\u9891\u6307\u4ee4&#xff0c;\u901a\u8fc7 UMA \u603b\u7ebf\u7ba1\u9053&#xff0c;\u50cf\u75af\u4e86\u4e00\u6837\u5c06\u8fd9\u4e9b\u5c0f\u4e8e 4KB \u7684\u5c0f\u78c1\u7816&#xff0c;\u4e00\u52fa\u4e00\u52fa\u5730\u4ea4\u66ff\u3001\u8986\u76d6\u3001\u642c\u8fd0\u8fdb\u90a3\u5757\u7a84\u5c0f\u7684 TMEM \u7f13\u5b58\u91cc\u3002<\/p>\n<\/p>\n<p><span style=\"color:#4da8ee\">3. \u5e73\u94fa\u4e0e\u65e0\u7f1d\u62fc\u63a5<\/span><\/p>\n<p>\u5f53\u7b2c\u4e00\u5757 4KB \u8d34\u56fe\u521a\u642c\u8fdb TMEM&#xff0c;RDP \u82af\u7247\u7acb\u523b\u75af\u72c2\u5149\u6805\u5316&#xff0c;\u628a\u8fd9\u5757\u50cf\u7d20\u5237\u5230\u5e27\u7f13\u51b2\u533a\u7684\u5bf9\u5e94\u533a\u57df&#xff1b;\u7d27\u63a5\u7740&#xff0c;\u4e0b\u4e00\u5757 4KB \u8d34\u56fe\u901a\u8fc7 DMA \u77ac\u95f4\u8986\u76d6 TMEM&#xff0c;RDP \u7acb\u523b\u65e0\u7f1d\u53bb\u5237\u7d27\u6328\u7740\u7684\u4e0b\u4e00\u5757\u533a\u57df\u3002\u901a\u8fc7\u8bbe\u7f6e\u7eb9\u7406\u8fb9\u754c\u7684 G_TX_WRAP&#xff08;\u5faa\u73af\u5e73\u94fa&#xff09;\u6216 G_TX_MIRROR&#xff08;\u955c\u50cf\u7ffb\u8f6c&#xff09;\u5c5e\u6027&#xff0c;\u8ba9\u8fd9\u5806\u6781\u5c0f\u7684\u9a6c\u8d5b\u514b\u5728\u4e3b\u5b58\u7684\u663e\u5b58\u533a\u91cc\u50cf\u8d34\u74f7\u7816\u4e00\u6837&#xff0c;\u65e0\u7f1d\u5e73\u94fa\u6210\u4e86\u5927\u9762\u79ef\u7684\u57ce\u5821\u5899\u9762\u3002<\/p>\n<p>\u4f60\u5728 N64 \u6e38\u620f\u91cc\u770b\u5230\u7684\u4efb\u4f55\u5b8f\u5927\u8868\u9762&#xff0c;\u5728\u5e95\u5c42&#xff0c;\u5176\u5b9e\u90fd\u662f\u82af\u7247\u5728 16.6ms \u5185\u5229\u7528 4KB \u7684\u6599\u6876&#xff0c;\u9ad8\u9891\u64e6\u5199\u3001\u8986\u76d6\u3001\u65e0\u7f1d\u62fc\u56fe\u51fa\u6765\u7684\u89c6\u89c9\u9b54\u672f&#xff01;<\/p>\n<\/p>\n<hr \/>\n<p>0x03 \u56fe\u5f62\u5b66\u8003\u53e4&#xff1a;\u4e3a\u4ec0\u4e48 N64 \u7684 3D \u4e16\u754c\u6c38\u8fdc\u5e26\u7740\u4e00\u5c42\u6d17\u4e0d\u6389\u7684\u6a21\u7cca&#xff1f;<\/p>\n<p>\u804a\u5230\u8fd9\u91cc&#xff0c;\u6211\u4eec\u5c31\u80fd\u5f7b\u5e95\u89e3\u5f00\u590d\u53e4\u6e38\u620f\u754c\u6700\u5927\u7684\u4e00\u4e2a\u5386\u53f2\u60ac\u6848&#xff1a;\u4e3a\u4ec0\u4e48\u540c\u65f6\u4ee3\u7684\u7d22\u5c3c PS1 \u753b\u9762\u867d\u7136\u8d34\u56fe\u9ad8\u9891\u8df3\u52a8\u626d\u66f2&#xff0c;\u4f46\u611f\u89c9\u5f88\u9510\u5229&#xff1b;\u800c\u4efb\u5929\u5802 64 \u7684\u753b\u9762\u867d\u7136\u5e73\u6ed1\u7a33\u56fa&#xff0c;\u5374\u6c38\u8fdc\u5e26\u7740\u4e00\u5c42\u6bdb\u73bb\u7483\u822c\u3001\u6d17\u4e0d\u6389\u7684\u6807\u5fd7\u6027\u201c\u6a21\u7cca\u611f\u201d&#xff1f;<\/p>\n<p>\u8fd9\u6b63\u662f 4KB \u7eb9\u7406\u67b7\u9501\u4e0e SGI \u9876\u7ea7\u5de5\u7a0b\u5e08\u4e4b\u95f4\u7684\u7269\u7406\u906e\u4e11\u535a\u5f08&#xff1a;<\/p>\n<li>\u9a6c\u8d5b\u514b\u7684\u8bc5\u5492&#xff1a;\u7531\u4e8e\u8d34\u56fe\u88ab\u6b7b\u6b7b\u9650\u5236\u5728 4KB&#xff08;64&#215;32 \u50cf\u7d20&#xff09;\u4ee5\u5185&#xff0c;\u5f53\u73a9\u5bb6\u64cd\u4f5c\u9a6c\u91cc\u5965\u8d70\u8fd1\u5899\u58c1\u65f6&#xff0c;\u8fd9\u5757\u6781\u5c0f\u7684\u8d34\u56fe\u4f1a\u88ab\u786c\u4ef6\u653e\u5f97\u6781\u5927\u3002\u5982\u679c\u6ca1\u6709\u5e72\u9884&#xff0c;\u7535\u89c6\u673a\u5c4f\u5e55\u4e0a\u4f1a\u51fa\u73b0\u6781\u5176\u4e11\u964b\u3001\u5de8\u5927\u65e0\u6bd4\u7684\u9a6c\u8d5b\u514b\u5927\u65b9\u5757\u70b9\u9635\u3002<\/li>\n<li>\u710a\u6b7b\u5728\u95e8\u7535\u8def\u4e0a\u7684\u53cc\u7ebf\u6027\u8fc7\u6ee4 (Bilinear Filtering)&#xff1a;\u4e3a\u4e86\u6d88\u706d\u8fd9\u4e9b\u8ba9 SGI \u5de5\u7a0b\u5e08\u65e0\u6cd5\u5bb9\u5fcd\u7684\u9a6c\u8d5b\u514b\u65b9\u5757&#xff0c;\u4ed6\u4eec\u5728 RDP \u82af\u7247\u7684\u786c\u4ef6\u7ba1\u7ebf\u91cc&#xff0c;\u76f4\u63a5\u901a\u8fc7\u7269\u7406\u95e8\u7535\u8def\u5f3a\u884c\u710a\u6b7b\u4e86\u4e00\u5957\u5b9e\u65f6\u53cc\u7ebf\u6027\u50cf\u7d20\u8fc7\u6ee4\u673a\u5236\u3002\u5f53 4KB \u8d34\u56fe\u88ab\u653e\u5927\u65f6&#xff0c;\u786c\u4ef6\u4f1a\u81ea\u52a8\u6293\u53d6\u5468\u56f4\u7684 4 \u4e2a\u50cf\u7d20&#xff0c;\u901a\u8fc7\u7ebf\u6027\u63d2\u503c\u7b97\u6cd5&#xff0c;\u5f3a\u884c\u628a\u65b9\u5757\u7684\u8fb9\u7f18\u5f7b\u5e95\u201c\u6655\u67d3\u3001\u63c9\u788e\u3001\u6a21\u7cca\u5316\u201d\u3002<\/li>\n<li>\u53cc\u91cd\u53cd\u6a21\u7cca\u7684\u4ee3\u4ef7&#xff1a;\u518d\u52a0\u4e0a N64 \u4e3a\u4e86\u538b\u5236\u591a\u8fb9\u5f62\u8fb9\u7f18\u7684\u952f\u9f7f&#xff0c;\u5728\u89c6\u9891\u8f93\u51fa\u63a5\u53e3&#xff08;VI&#xff09;\u9636\u6bb5\u53c8\u5f3a\u884c\u585e\u5165\u4e86\u4e00\u5c42\u786c\u4ef6\u7ea7\u6297\u952f\u9f7f\u6a21\u7cca\u6ee4\u955c&#xff08;Anti-aliasing Filter&#xff09;\u3002<\/li>\n<p>\u8fd9\u4e24\u5c42\u7531\u7269\u7406\u82af\u7247\u76f4\u63a5\u89e6\u53d1\u7684\u5f3a\u529b\u201c\u78e8\u76ae\u201d\u6ee4\u955c\u91cd\u53e0\u5728\u4e00\u8d77&#xff0c;\u867d\u7136\u5f7b\u5e95\u6d88\u706d\u4e86 PS1 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