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Context Free (and the command-line tool cfdg) is a digital art program that takes a description of an image and generates the image (as a bitmap, vector image, or movie). The description is in the form of a context free grammar and is called a cfdg file (aka context free design grammar). The typical use of a context free grammar is to analyze a sentence of symbols to see if they can reduce to some
文脈自由絵画 Context Free Art http://contextfreeart.org - 言語ゲーãƒ
Context Free Art ã¨ã„ã†ã®ã‚’試ã—ã¦ã¿ãŸã€‚ å†å¸°çš„ãªå›³å½¢ã‚’ç°¡å˜ã«æã為ã®ãƒ—ãƒã‚°ãƒ©ãƒ らã—ã„。ã„ã£ã¡ã‚‡ã‚„ã£ã¦ã¿ã‚‹ã‹ã€‚例ãˆã°ä¸¸ã‚’æãã®ã¯ã“ã†ã™ã‚‹ã€‚丸 (CIRCLE) ã®ä»–ã«ã‚‚四角 (SQUARE) ã¨ä¸‰è§’ (TRIANGLE) ãŒæã‘る。æã‘る図形㯠http://contextfreeart.org/mediawiki/index.php/Primitive_shapes ã«è¡¨ãŒã‚る。最åˆã® startshape ã§å›³å½¢ã®åå‰ã‚’指定ã—ã¦ã€ãã®å¾Œã«ä½¿ã„ãŸã„図形を書ã。 startshape MARU rule MARU { CIRCLE {} } 赤ãå¡—ã£ã¦æ—¥ã®ä¸¸ã«ã™ã‚‹ã«ã¯ {} ã®ä¸ã«ä¸¸ã®æ€§è³ªã‚’書ã。例ãˆã°èµ¤ã«ã™ã‚‹ãŸã‚ã« hue (色相 0 〜 360) saturation (彩度 -1 〜 1) brightness (明る㕠-1 〜 1) を指定ã—ãŸã€‚æ•°å—ã¯ç›¸å¯¾å€¤ã«ãªã‚‹
Algorithm Ink - AzarAsk
Using algorithms to solve problems can be a wonderful option when the result must be 100% exact or if each decision must follow the same method. A different method might be required if performance is the most important consideration. Approaching a problem the proper way can often be the key to finding a solution that works. An algorithm is a term used in psychology to describe a few of these probl
[Structure Synth]æ–‡å—æ画用EisenScriptã®ç”Ÿæˆãƒ„ールを作ã£ãŸ - シン石丸ã®é›»è„³èŠ¸äº‹ãƒ‹ãƒƒã‚
æ–‡å— CYBER SPACE COWBOYS 背景 グラデーション hue: X移動 Y移動 クリップボードコピーè¨å®š æ–‡å—æ画用ã®ã‚¹ã‚¯ãƒªãƒ—ト書ãã®ãŒé¢å€’ãªã®ã§ãƒ„ール化ã—ã¾ã—ãŸã€‚ 作æˆã•ã‚ŒãŸã‚¹ã‚¯ãƒªãƒ—トã¯ã‚¯ãƒªãƒƒãƒ—ボードã«æ›¸ã‹ã‚Œã‚‹ã®ã§ã€Structure Synthã«ã‚³ãƒ”ペ。 ã“ã‚“ãªæ„Ÿã˜ã§ä½œæˆã§ãã¾ã™ã€‚ レンダリングã™ã‚‹ã¨ã€ã“ã‚“ãªæ„Ÿã˜ã€‚ Flashã¨JavaScriptã®çµ„ã¿åˆã‚ã›ã§ä½œã£ã¦ã¾ã™ã€‚ クリップボードã«çµæžœã‚’コピーã§ãるよã†ã«ã€ãƒœã‚¿ãƒ³éƒ¨åˆ†ã®ã¿Flash。 最åˆFlashã ã‘ã§ä½œã‚ã†ã¨ã—ã¦ã¿ãŸã‚‰ã€Flashã¯æ¨™æº–UIãŒç„¡ã„ã®ã§ã€ã“ã†ã„ã†ã¡ã‚‡ã£ã¨ã—ãŸä¾¿åˆ©ãƒ„ールã¿ãŸã„ãªã®ã‚’作るã®ãŒã‚ã‚Šã¨é¢å€’。 ãªã®ã§ã€ãƒ¦ãƒ¼ã‚¶ã‚¤ãƒ³ã‚¿ãƒ¼ãƒ•ã‚§ã‚¤ã‚¹ã¯æ¨™æº–UIãŒå……実ã—ã¦ã„ã‚‹HTMLã§ä½œæˆã€‚ ãã®HTMLã®ãƒ‘ラメータをã€JavaScript経由ã§FlashãŒå–å¾—ã—ã€ã‚¹ã‚¯ãƒªãƒ—トãŒç”Ÿæˆã•ã‚Œã‚‹ã‚ˆã†ã«ã—ã¾ã—ãŸã€‚ ã“ã®æ–¹æ³•ã¯ã€
![[Structure Synth]æ–‡å—æ画用EisenScriptã®ç”Ÿæˆãƒ„ールを作ã£ãŸ - シン石丸ã®é›»è„³èŠ¸äº‹ãƒ‹ãƒƒã‚](https://cdn-ak-scissors.b.st-hatena.com/image/square/1ed8991a7537e6be02d59db3e182da92f6f283a4/height=288;version=1;width=512/http%3A%2F%2Fshin-ishimaru.cocolog-nifty.com%2Fblog%2Fimages%2F2009%2F03%2F20%2F1.png)
Context Freeã®3D版ã€Structure Synthã§éŠã‚“ã§ã¿ã‚‹ - シン石丸ã®é›»è„³èŠ¸äº‹ãƒ‹ãƒƒã‚
Context Freeã‚‚ã ã„ã¶ã‚ã‹ã£ãŸã®ã§ã€æ¬¡ã¯3D版ã®Structure Synthを触ã£ã¦ã¿ãŸã€‚ Structure Synthã¯ã€ã‚¹ã‚¯ãƒªãƒ—トã§æ“作ã™ã‚‹ãƒ¢ãƒ‡ãƒ©ãƒ¼ã¿ãŸã„ãªã‚‚ã®ã§ã€ãƒ¬ãƒ³ãƒ€ãƒ©ãƒ¼ã¯sunflowを使ã†ã®ãŒè‰¯ã„よã†ã 。 ã§ã€ã¨ã‚Šã‚ãˆãšContext Freeã§ä½œã£ãŸå¤ªé™½ã®3D版を作ã£ã¦ã¿ãŸã€‚ set maxobjects 160000 set background #fff // 地é¢ç”¨ã‚ªãƒ–ジェクト {s 300 300 1 z -1.5 hue 200 sat 0.5}box // 太陽マーク {s 0.1}sun rule sun{ 36 * {rz 10 y 0.8}curveline } rule curveline{ 200 * {rz 1 s 0.97 y 1.0 hue 2}abox } rule abox{ {s 1 0.7 1}box } ã‹ã£ã¡ã‚‡ãˆãƒ¼ï¼ ãªã‹
[Context Free]æ–‡å—ã¨è‰²ä»˜ã‘ã‚’ã‚„ã£ã¦ã¿ã‚‹ - シン石丸ã®é›»è„³èŠ¸äº‹ãƒ‹ãƒƒã‚
startshape SIMPLE_STR include i_pix.cfdg // HELLO書ã rule SIMPLE_STR{ point {} } // HELLOã‚’æç”»ã—ã¦ï¼’åˆ†å² rule point { H_5by5 {} E_5by5 {x 1.2} L_5by5 {x 2.4} L_5by5 {x 3.6} O_5by5{x 4.8} point {y 2.0 x -2.5 rotate 10 size 0.6} point {y 2.0 x 2.5 rotate -10 size 0.6} } ã¨ã‚Šã‚ãˆãšæ–‡å—ã‹ã‚‰ã€‚ æ–‡å—関係ã¯i_pix.cfdgã«ã€ã“ã®ãƒ‰ãƒƒãƒˆæ–‡å—ã‚’æã命令ãŒå…¥ã£ã¦ã‚‹ã¿ãŸã„。 ãれを利用ã—ã¦ã€ã‚µãƒ³ãƒ—ルを若干改変。 startshape COLOR_TREEBALL rule COLOR_TREEBALL{ // ç·‘ã«ã—ã¦ã€å›žè»¢ã•ã›ã¦ã¿ãŸ 45* {r
![[Context Free]æ–‡å—ã¨è‰²ä»˜ã‘ã‚’ã‚„ã£ã¦ã¿ã‚‹ - シン石丸ã®é›»è„³èŠ¸äº‹ãƒ‹ãƒƒã‚](https://cdn-ak-scissors.b.st-hatena.com/image/square/4c749a9cd7135d021380ddbbb5cafbdc22279995/height=288;version=1;width=512/http%3A%2F%2Fshin-ishimaru.cocolog-nifty.com%2Fblog%2Fimages%2F2009%2F03%2F06%2Fsimple_str.png)
Context Freeã§éŠã‚“ã§ã¿ã‚‹ - シン石丸ã®é›»è„³èŠ¸äº‹ãƒ‹ãƒƒã‚
例ã«ã‚ˆã£ã¦radiumsoftwareã•ã‚“ã§è¦‹ã¦ã€é¢ç™½ãã†ã§æ°—ã«ãªã£ã¦ã„ãŸContext Freeã§ã¡ã‚‡ã£ã¨éŠã‚“ã§ã¿ã¾ã—ãŸã€‚ 基本的ãªå‘½ä»¤ã®ãƒªãƒ•ã‚¡ãƒ¬ãƒ³ã‚¹ãŒã€ã‚ãšã‹A4紙２枚ã§èª¬æ˜Žã•ã‚Œã¦ã„るドã‚ュメントãŒã‚ã£ã¦ã‚ã‹ã‚Šã‚„ã™ã„ã§ã™ã。 examplesã‹ã‚‰ç°¡å˜ã‚‚ã®ã‚’é¸ã‚“ã§ã€ã•ã‚‰ã«å‘½ä»¤ã‚’削ãŽè½ã¨ã—ã€ã‚·ãƒ³ãƒ—ルãªã‚µãƒ³ãƒ—ルを３ã¤ã»ã©ä½œã£ã¦ã¿ã¾ã—ãŸã€‚ startshape SIMPLE1 rule SIMPLE1 { BL{} } rule BL { CIRCLE {} WL {size 0.95 y 1} } rule WL {BL {rotate 10}} 丸ãŒèžºæ—‹çŠ¶ã«å°ã•ã。 startshape SPIKE rule SPIKE { LSPIKE {} } rule LSPIKE { SQUARE {} LSPIKE { y 0.98 s 0.99 r 1} } // 0.02/11.01 %ã§ç™º
ã¾ãã¾ãï¼ - èªã¿ãŸã„メルマガã€ãã£ã¨è¦‹ã¤ã‹ã‚‹ã€‚
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