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	<title>Yannis Lehu&#233;d&#233;</title>
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		<title>Yannis Lehu&#233;d&#233;</title>
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		<title>Multitudes digitales de personajes</title>
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		<dc:date>2021-06-03T20:04:40Z</dc:date>
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		<dc:language>es</dc:language>
		<dc:creator>yannis</dc:creator>



		<description>
&lt;p&gt;Hacer multitudes de gente &#034;artificialmente&#034; para el cine no es nada nuevo, y es f&#225;cil adivinar por qu&#233; evitamos usar miles de extras. En el &#225;mbito digital, la pel&#237;cula de 1998 Forrest Gump ser&#225; recordada primero. Y a&#250;n m&#225;s hoy en d&#237;a, cuando las condiciones de salud se est&#225;n volviendo muy exigentes (debido a la lucha contra la pandemia de Covid-19), la pregunta surge en muchos aspectos. Haremos aqu&#237; un peque&#241;o panorama de las t&#233;cnicas que permiten reunir infinitas multitudes, sin distancia (&#8230;)&lt;/p&gt;


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&lt;a href="https://www.yannis.lehuede.org/-falsificaciones-digitales-cgi-.html" rel="directory"&gt;Falsificaciones digitales &amp; CGI&lt;/a&gt;


		</description>


 <content:encoded>&lt;img src='https://www.yannis.lehuede.org/local/cache-vignettes/L150xH84/arton495-aa4de.jpg?1772666037' class='spip_logo spip_logo_right' width='150' height='84' alt=&#034;&#034; /&gt;
		&lt;div class='rss_texte'&gt;&lt;p&gt;&lt;strong&gt;Hacer multitudes de gente &#034;artificialmente&#034; para el cine no es nada nuevo, y es f&#225;cil adivinar por qu&#233; evitamos usar miles de extras. En el &#225;mbito digital, la pel&#237;cula de 1998 Forrest Gump ser&#225; recordada primero.&lt;br class='autobr' /&gt;
Y a&#250;n m&#225;s hoy en d&#237;a, cuando las condiciones de salud se est&#225;n volviendo muy exigentes (debido a la lucha contra la pandemia de Covid-19), la pregunta surge en muchos aspectos. Haremos aqu&#237; un peque&#241;o panorama de las t&#233;cnicas que permiten reunir infinitas multitudes, sin distancia sanitaria ni gestos de barrera, todo digitalmente... y desinfectado!&lt;/strong&gt;&lt;/p&gt;
&lt;figure class='spip_document_1112 spip_documents spip_documents_right'
style=&#034;max-width:200px;&#034; data-w=&#034;200&#034;&gt;
&lt;span &gt;
&lt;picture style='padding:0;padding-bottom:30.245746691871%' class='conteneur_image_responsive_h'&gt;&lt;!--[if IE 9]&gt;&lt;video style='display: none;'&gt;&lt;![endif]--&gt;&lt;source srcset='local/cache-responsive/cache-200/a28bb429da87cce02ec2d15695db1735.jpg?1772036609 1x,local/cache-responsive/cache-400/a28bb429da87cce02ec2d15695db1735.jpg?1772036609 2x' type='image/jpeg'&gt;&lt;source srcset='local/cache-responsive/cache-200/a28bb429da87cce02ec2d15695db1735.jpg.webp?1772036609 1x,local/cache-responsive/cache-400/a28bb429da87cce02ec2d15695db1735.jpg.webp?1772036609 2x' type='image/webp'&gt;&lt;!--[if IE 9]&gt;&lt;/video&gt;&lt;![endif]--&gt;&lt;img src='https://www.yannis.lehuede.org/local/cache-vignettes/L200xH60/a28bb429da87cce02ec2d15695db1735-011f4.jpg?1772058853' alt='Imagen de la multitud duplicada (sin desplazamiento temporal)' data-src='IMG/jpg/a/7/b/crowd_duplications-1-copy-paste-yannis-lehuede.jpg' data-l='529' data-h='160' data-tailles='[\&#034;200\&#034;]' class='image_responsive avec_picturefill' width='200' height='60' /&gt;&lt;/picture&gt;
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&lt;/span&gt;
&lt;figcaption class='spip_doc_intitules spip_doc_intitules_top'&gt;
&lt;div class='spip_doc_titre '&gt;&lt;strong&gt;Imagen de la multitud duplicada (sin desplazamiento temporal)
&lt;/strong&gt;&lt;/div&gt;
&lt;/figcaption&gt;
&lt;/figure&gt; &lt;p&gt;El primer m&#233;todo, el m&#225;s simple, es duplicar un grupo compacto de personas ya filmadas. Un simple copiar y pegar, por as&#237; decirlo. Luego puedes pegar tantas veces como el &lt;i&gt;patr&#243;n&lt;/i&gt; que represente a este grupo de gente, uno al lado del otro.&lt;br class='autobr' /&gt;
Cuando se duplica una multitud, incluso con un cambio de tiempo en la pauta, el problema de su repetici&#243;n volver&#225; a surgir cuando la multitud cubra una gran &#225;rea.&lt;/p&gt;
&lt;figure class='spip_document_2651 spip_documents spip_documents_right'
style=&#034;max-width:200px;&#034; data-w=&#034;200&#034;&gt;
&lt;span &gt;
&lt;picture style='padding:0;padding-bottom:30.245746691871%' class='conteneur_image_responsive_h'&gt;&lt;!--[if IE 9]&gt;&lt;video style='display: none;'&gt;&lt;![endif]--&gt;&lt;source srcset='local/cache-responsive/cache-200/09e69b7806124e29ca79ec7e03bf192c.jpg?1772036609 1x,local/cache-responsive/cache-400/09e69b7806124e29ca79ec7e03bf192c.jpg?1772036609 2x' type='image/jpeg'&gt;&lt;source srcset='local/cache-responsive/cache-200/09e69b7806124e29ca79ec7e03bf192c.jpg.webp?1772036609 1x,local/cache-responsive/cache-400/09e69b7806124e29ca79ec7e03bf192c.jpg.webp?1772036609 2x' type='image/webp'&gt;&lt;!--[if IE 9]&gt;&lt;/video&gt;&lt;![endif]--&gt;&lt;img src='https://www.yannis.lehuede.org/local/cache-vignettes/L200xH60/09e69b7806124e29ca79ec7e03bf192c-93870.jpg?1772058853' alt='Imagen de la multitud duplicada (desplazamiento temporal)' data-src='IMG/jpg/6/8/8/crowd_duplications-2-temporal-delay-paste-yannis-lehuede.jpg' data-l='529' data-h='160' data-tailles='[\&#034;200\&#034;]' class='image_responsive avec_picturefill' width='200' height='60' /&gt;&lt;/picture&gt;
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&lt;link href='https://www.yannis.lehuede.org/local/cache-responsive/cache-400/09e69b7806124e29ca79ec7e03bf192c.jpg?1772036609' rel='attachment' property='url'&gt;
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&lt;/span&gt;
&lt;figcaption class='spip_doc_intitules spip_doc_intitules_top'&gt;
&lt;div class='spip_doc_titre '&gt;&lt;strong&gt;Imagen de la multitud duplicada (desplazamiento temporal)
&lt;/strong&gt;&lt;/div&gt;
&lt;/figcaption&gt;
&lt;/figure&gt; &lt;p&gt;La segunda imagen (arriba) ilustra esto a grandes rasgos. Podemos entonces intentar introducir diferentes elementos aleatorios en la distribuci&#243;n de los patrones para evitar la repetici&#243;n. Esto puede llegar a ser complejo para algunos programas o situaciones. Entonces tendremos que cambiar nuestro enfoque.&lt;/p&gt;
&lt;p&gt;&lt;strong&gt;Nota&lt;/strong&gt;: &lt;i&gt;Cuando la c&#225;mara se mueva, aseg&#250;rate de que la multitud est&#233; colgada en el suelo y no se deslice como en una cinta transportadora. Esto colocar&#225; estos patrones de personas en tomas en un espacio virtual 3D en el que una reproducci&#243;n (virtual) de la c&#225;mara refleja los mismos movimientos y caracter&#237;sticas que la que film&#243; la toma. Es simple en el papel, pero en la pr&#225;ctica requiere preparaci&#243;n; ese no es el punto aqu&#237;.&lt;/i&gt;&lt;/p&gt;
&lt;p&gt;Suponiendo que colocamos a la multitud en cajas de cart&#243;n, en un espacio virtual tridimensional para permitir los movimientos de la c&#225;mara, entonces tambi&#233;n podr&#237;amos colocar a cada personaje en una caja de cart&#243;n individual, y distribuirlos m&#225;s aleatoriamente que con el m&#233;todo anterior. Colocadas sobre las part&#237;culas, estas cajas de cart&#243;n pueden as&#237; moverse y/o evitar la colisi&#243;n con ciertos objetos. En resumen, &#161;ofrece m&#225;s control de la multitud!&lt;br class='autobr' /&gt;
En este caso, la idea es filmar cada personaje individualmente (o, si es necesario, con diferentes ropas o accesorios), y si es posible: realizar varias acciones por plano. Todo esto sobre un fondo que puede hacerse transparente, como abajo.&lt;/p&gt;
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&lt;/a&gt;
&lt;/figure&gt;
&lt;p&gt;Esta es la misma actriz filmada en 15 tomas con variaciones de utiler&#237;a y vestuario, sobre un fondo verde. Entonces ser&#225; cuesti&#243;n de hacer un bucle con sus movimientos, sin que la conexi&#243;n entre el principio y el final sea demasiado visible.&lt;br class='autobr' /&gt;
Ahora que la parte del &#034;rodaje en vivo&#034; ha terminado, los personajes pueden ser separados de sus fondos verdes y utilizados individualmente.&lt;/p&gt;
&lt;p&gt;Con un personaje por cada cart&#243;n semitransparente, es posible colocarlos con m&#225;s o menos densidad en un piso virtual, de cara a la c&#225;mara. Una herramienta de part&#237;culas es perfecta para este uso. Cada uno tendr&#225; un movimiento (el que se film&#243; anteriormente) independiente de los otros. Se colocar&#225;n en el suelo o en el espacio con directrices generales y sobre todo: acopladas a una dosis de aleatoriedad. A cada part&#237;cula se le asignar&#225; una caja de cart&#243;n con un personaje que se mueva al azar, de nuevo. Este sistema asegurar&#225; una distribuci&#243;n de caracteres mucho menos redundante que el m&#233;todo anterior. Adem&#225;s, podemos dar un movimiento general a nuestra multitud, con variaciones para cada personaje, de nuevo.&lt;/p&gt;
&lt;p&gt;&lt;strong&gt;Nota&lt;/strong&gt;: &lt;i&gt;Si la multitud camina en una direcci&#243;n, ser&#225; cuesti&#243;n de que cada personaje filmado camine en la misma direcci&#243;n en relaci&#243;n con la c&#225;mara, lo que requiere una preparaci&#243;n m&#225;s cuidadosa que antes, con algunas restricciones. Y lo m&#225;s importante es que no se permiten cambios de trayectoria.&lt;/i&gt;&lt;/p&gt;
&lt;p&gt;Tambi&#233;n es posible poner en contacto objetos de colisi&#243;n con los que las part&#237;culas (y por lo tanto los personajes) no podr&#225;n entrar, o cambiar&#225;n su comportamiento. Este es el caso en el ejemplo siguiente. Se han reproducido simples cubos en lugar de macetas y cabinas telef&#243;nicas en los mismos lugares de la toma filmada, donde no se deben crear part&#237;culas.&lt;/p&gt;
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&lt;/a&gt;
&lt;/figure&gt;
&lt;p&gt;Una vez que el suelo se &#034;pobl&#243;&#034; con part&#237;culas de personajes, podemos verlos a trav&#233;s de la c&#225;mara. Para simplificar el sistema, cada caja siempre estar&#225; de cara a la c&#225;mara. Como los personajes han sido filmados sobre un fondo borrable, estas cajas son semitransparentes. La c&#225;mara ver&#225; capas de personas frente a frente. Y como las part&#237;culas est&#225;n distribuidas en el espacio, se respetan ciertas distancias (&#161;sanitarias!) entre los personajes y no se atraviesan entre s&#237; (siempre que el sistema no sea demasiado denso). De esta manera, se pueden crear ondas de personas hasta donde el ojo puede ver.&lt;/p&gt;
&lt;figure class='spip_document_1109 spip_documents spip_documents_center'
style=&#034;max-width:falsepx;&#034; data-w=&#034;false&#034;&gt;
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&lt;/a&gt;
&lt;/figure&gt;
&lt;p&gt;En la foto de arriba, cubrimos la explanada con gente, evitando los grandes obst&#225;culos. Las part&#237;culas de car&#225;cter han cumplido su funci&#243;n. En un caso como este, todav&#237;a tenemos que a&#241;adir algunas m&#225;scaras porque hay paneles que se supone que est&#225;n delante de personajes, ramas de &#225;rboles, etc.&lt;br class='autobr' /&gt;
Para ello, se dispone de varias t&#233;cnicas de &lt;i&gt;compositing&lt;/i&gt;, dependiendo de la forma de los objetos que tendr&#225;n que enmascarar a la multitud. Incluyen una combinaci&#243;n de m&#225;scaras, rotoscopia, rastreo de movimiento, tecleado y &lt;i&gt;composici&#243;n profunda&lt;/i&gt;. (o una variante) para permitir que algunos personajes est&#233;n delante de la m&#225;scara, otros detr&#225;s, dependiendo de su posici&#243;n en el espacio virtual.&lt;/p&gt;
&lt;p&gt;Por &#250;ltimo, pero no menos importante, un &#250;ltimo paso es igualar el brillo y los colores entre la multitud y el conjunto, como abajo.&lt;/p&gt;
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&lt;/a&gt;
&lt;/figure&gt;
&lt;p&gt;Tambi&#233;n nos encargaremos de aplicar el grano limpio de la imagen filmada a nuestra multitud virtual, recrear el eventual desenfoque de la profundidad de campo, as&#237; como reproducir las mismas distorsiones que las de la lente utilizada durante el rodaje, lo cual no es un problema ya que nuestra multitud y la c&#225;mara est&#225;n en 3D.&lt;/p&gt;
&lt;figure class='spip_document_2652 spip_documents spip_documents_right'
style=&#034;max-width:200px;&#034; data-w=&#034;200&#034;&gt;
&lt;span &gt;
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&lt;/span&gt;
&lt;/figure&gt; &lt;p&gt;Para comparar con los m&#233;todos anteriores, he aqu&#237; &#233;ste aplicado en el ejemplo del estadio.&lt;/p&gt;
&lt;p&gt;Aqu&#237; tambi&#233;n vemos un l&#237;mite: la falta de variedad de personajes (15 personajes &#250;nicos aqu&#237;) se siente. Para remediarlo permaneciendo en el mismo sistema, es posible crear ligeras variaciones en el color de la ropa y la piel, en la post-producci&#243;n. Tambi&#233;n es posible introducir variaciones en la velocidad de ejecuci&#243;n de los movimientos de los personajes. Todas estas combinaciones mixtas multiplican la variedad de personajes &#034;&#250;nicos&#034; en la multitud.&lt;br class='autobr' /&gt;
Otro elemento que tenemos a nuestra disposici&#243;n es hacer correcciones globales de color a cada individuo de la multitud, de forma aleatoria (atribuiremos aleatoriamente un matiz a cada uno, que luego guiar&#225; la intensidad de una correcci&#243;n global en la multitud). Combinando variantes y efectos, siempre obtenemos m&#225;s variedad de tonos de color.&lt;/p&gt;
&lt;div class=&#034;video-container&#034;&gt;&lt;iframe width=&#034;560&#034; height=&#034;315&#034; src=&#034;https://www.youtube-nocookie.com/embed/Sn0K1VF0Hqs&#034; frameborder=&#034;0&#034; allow=&#034;accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture&#034; allowfullscreen&gt;&lt;/iframe&gt;&lt;/div&gt;
&lt;p&gt;&lt;strong&gt;Nota&lt;/strong&gt; : &lt;i&gt;los movimientos de los individuos que componen la multitud se limitan a los ciclos de los movimientos filmados de los actores, con peque&#241;as variaciones. Y a veces las redundancias son perceptibles cuando la multitud no es muy densa (dependiendo de la situaci&#243;n). Tenemos un control limitado sobre los movimientos de la multitud. Y no puedes dirigir su comportamiento, como hacer que tomen un turno.&lt;/i&gt;&lt;/p&gt;
&lt;p&gt;Para controlar el movimiento general de la multitud mientras se mantiene dentro de un marco de rodaje, tienes que confiar en una coreograf&#237;a casi militar. El ejemplo de los batallones que se mueven de manera coordinada sin un piloto &#034;central&#034; se cuelga en una dimensi&#243;n a&#250;n m&#225;s tit&#225;nica si cada individuo tiene que respetar un rumbo sin referencia a los dem&#225;s miembros del grupo!&lt;br class='autobr' /&gt;
Queda la posibilidad de desplazar una peque&#241;a tropa de actores a diferentes lugares alternativamente, y luego colocarlos todos juntos en el mismo terreno. Esto equivale a recurrir a la soluci&#243;n de copiar y pegar, con menos latitud que para una multitud est&#225;tica.&lt;/p&gt;
&lt;figure class='spip_document_2640 spip_documents spip_documents_center'
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&lt;/a&gt;
&lt;/figure&gt;
&lt;p&gt;La soluci&#243;n a este problema es utilizar personajes totalmente virtuales, en 3D, lo que se llama &lt;i&gt;simulaci&#243;n de multitudes&lt;/i&gt;.&lt;br class='autobr' /&gt;
Lo hemos visto en pel&#237;culas de gran presupuesto (y series raras), y por una buena raz&#243;n: es una log&#237;stica m&#225;s delicada que las soluciones anteriores y un asunto para especialistas.&lt;br class='autobr' /&gt;
Esta soluci&#243;n ofrece naturalmente un control de la multitud que va m&#225;s all&#225; de la imaginaci&#243;n. En resumen: cada individuo tiene una especie de inteligencia y reacciona a las situaciones que se presentan de acuerdo a reglas definidas.&lt;br class='autobr' /&gt;
Estas reglas pueden ir tan lejos como..: &#034;Carga a voluntad y lucha hasta la muerte&#034; si diriges un ej&#233;rcito de soldados de juguete armados con espadas y escudos. Cada individuo, correr&#225; hacia las filas enemigas, evitando golpear a sus &#034;compatriotas&#034; y luego buscar&#225; un oponente dentro de su campo de visi&#243;n. Seguir&#225; un simulacro de duelo. Cada peque&#241;o soldado virtual corre el riesgo de ser acribillado por detr&#225;s en cualquier momento, ya que se puede definir que s&#243;lo desencadenan reacciones seg&#250;n su campo de visi&#243;n. Hay pocas posibilidades de conseguir una multitud repetitiva con esta multitud de individuos verdaderamente independientes!&lt;/p&gt;
&lt;p&gt;Todo esto se rige por bibliotecas de movimientos pregrabados que se enlazan entre s&#237; seg&#250;n los &#034;est&#237;mulos&#034; de los individuos. Ser&#225; necesario grabar o animar cada uno de estos ciclos de movimiento de antemano y modelar los personajes individualmente, y aplicar una textura a cada uno. Obs&#233;rvese que tambi&#233;n es posible establecer variaciones en las combinaciones de accesorios y trajes en las marionetas virtuales.&lt;/p&gt;&lt;/div&gt;
		
		</content:encoded>


		

	</item>
<item xml:lang="es">
		<title>Ciudad virtual a gran escala</title>
		<link>https://www.yannis.lehuede.org/ciudad-virtual-a-gran-escala.html</link>
		<guid isPermaLink="true">https://www.yannis.lehuede.org/ciudad-virtual-a-gran-escala.html</guid>
		<dc:date>2020-11-29T20:43:11Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>es</dc:language>
		<dc:creator>yannis</dc:creator>



		<description>
&lt;p&gt;Vamos a recrear una ciudad virtual de manera procesal, con una distribuci&#243;n y colocaci&#243;n de elementos guiada matem&#225;ticamente. Esto tiene la ventaja de ser reutilizable. El objetivo es hacer el modelo m&#225;s complejo por pasos sucesivos. Los principios se explicar&#225;n con detalle. &lt;br class='autobr' /&gt;
Para poder hacernos preguntas abstractas de planificaci&#243;n urbana, situ&#233;monos en una &#233;poca pasada, pero sin embargo documentada: la Antig&#252;edad Romana. Esto nos permitir&#225; evitar la comparaci&#243;n de nuestro modelo demasiado (&#8230;)&lt;/p&gt;


-
&lt;a href="https://www.yannis.lehuede.org/-falsificaciones-digitales-cgi-.html" rel="directory"&gt;Falsificaciones digitales &amp; CGI&lt;/a&gt;


		</description>


 <content:encoded>&lt;img src='https://www.yannis.lehuede.org/local/cache-vignettes/L150xH86/arton493-eddf0.jpg?1772666038' class='spip_logo spip_logo_right' width='150' height='86' alt=&#034;&#034; /&gt;
		&lt;div class='rss_texte'&gt;&lt;p&gt;&lt;strong&gt;Vamos a recrear una ciudad virtual de manera procesal, con una distribuci&#243;n y colocaci&#243;n de elementos guiada matem&#225;ticamente. Esto tiene la ventaja de ser reutilizable. El objetivo es hacer el modelo m&#225;s complejo por pasos sucesivos. Los principios se explicar&#225;n con detalle.&lt;/strong&gt;&lt;/p&gt;
&lt;p&gt;Para poder hacernos preguntas abstractas de planificaci&#243;n urbana, situ&#233;monos en una &#233;poca pasada, pero sin embargo documentada: la Antig&#252;edad Romana. Esto nos permitir&#225; evitar la comparaci&#243;n de nuestro modelo demasiado cercano a la realidad y permitir&#225; una cierta libertad de interpretaci&#243;n. Por supuesto, primero debemos documentarnos con algunas referencias (arqueol&#243;gicas, para nuestro caso).&lt;/p&gt;
&lt;p&gt;Adem&#225;s, el modelo explicado aqu&#237; es independiente de cualquier software 3D, trataremos de mantenernos dentro de las consideraciones t&#233;cnicas generales.&lt;/p&gt;
&lt;p&gt;Comencemos: sabemos que los romanos se ocuparon de la planificaci&#243;n urbana y de una cierta organizaci&#243;n ordenada de las calles.&lt;br class='autobr' /&gt;
T&#233;cnicamente, delimitamos los l&#237;mites de nuestra ciudad (un &#243;valo irregular) y en el interior, distribuimos homog&#233;neamente un modelo de casa, como en la siguiente imagen.&lt;/p&gt;
&lt;figure class='spip_document_1126 spip_documents spip_documents_center'
style=&#034;max-width:falsepx;&#034; data-w=&#034;false&#034;&gt;
&lt;a href='https://www.yannis.lehuede.org/IMG/jpg/4/1/1/1-regular-house-streetmap-parametric-yannis-lehuede.jpg' arial-label=&#034;Casa regularmente duplicada&#034; title=&#034;Casa regularmente duplicada&#034; class=&#034;fond mediabox&#034; type=&#034;image/jpeg&#034; data-photo-w=&#034;1920&#034; data-photo-h=&#034;1080&#034; &gt;
&lt;picture style='padding:0;padding-bottom:56.25%' class='conteneur_image_responsive_h'&gt;&lt;img src='https://www.yannis.lehuede.org/local/cache-vignettes/L160xH90/11f625ca52e204cf7f71b74e6208ecd5-934a1.jpg?1772058853' alt='Casa regularmente duplicada' data-src='IMG/jpg/4/1/1/1-regular-house-streetmap-parametric-yannis-lehuede.jpg' data-l='1920' data-h='1080' data-tailles='[\&#034;160\&#034;,\&#034;320\&#034;,\&#034;640\&#034;,\&#034;1280\&#034;,\&#034;1920\&#034;]' data-autorisees='{&#034;160&#034;:{&#034;1&#034;:&#034;local\/cache-responsive\/cache-160\/11f625ca52e204cf7f71b74e6208ecd5.jpg?1772036616&#034;,&#034;2&#034;:&#034;local\/cache-responsive\/cache-320\/11f625ca52e204cf7f71b74e6208ecd5.jpg?1772036616&#034;},&#034;320&#034;:{&#034;1&#034;:&#034;local\/cache-responsive\/cache-320\/11f625ca52e204cf7f71b74e6208ecd5.jpg?1772036616&#034;,&#034;2&#034;:&#034;local\/cache-responsive\/cache-640\/11f625ca52e204cf7f71b74e6208ecd5.jpg?1772036616&#034;},&#034;640&#034;:{&#034;1&#034;:&#034;local\/cache-responsive\/cache-640\/11f625ca52e204cf7f71b74e6208ecd5.jpg?1772036616&#034;,&#034;2&#034;:&#034;local\/cache-responsive\/cache-1280\/11f625ca52e204cf7f71b74e6208ecd5.jpg?1772036616&#034;},&#034;1280&#034;:{&#034;1&#034;:&#034;local\/cache-responsive\/cache-1280\/11f625ca52e204cf7f71b74e6208ecd5.jpg?1772036616&#034;,&#034;2&#034;:&#034;local\/cache-responsive\/cache-1920\/11f625ca52e204cf7f71b74e6208ecd5.jpg?1772036617&#034;},&#034;1920&#034;:{&#034;1&#034;:&#034;local\/cache-responsive\/cache-1920\/11f625ca52e204cf7f71b74e6208ecd5.jpg?1772036617&#034;,&#034;2&#034;:&#034;local\/cache-responsive\/cache-1920\/11f625ca52e204cf7f71b74e6208ecd5.jpg?1772036617&#034;}}' data-autorisees_webp='{&#034;160&#034;:{&#034;1&#034;:&#034;local\/cache-responsive\/cache-160\/11f625ca52e204cf7f71b74e6208ecd5.jpg.webp?1772036616&#034;,&#034;2&#034;:&#034;local\/cache-responsive\/cache-320\/11f625ca52e204cf7f71b74e6208ecd5.jpg.webp?1772036616&#034;},&#034;320&#034;:{&#034;1&#034;:&#034;local\/cache-responsive\/cache-320\/11f625ca52e204cf7f71b74e6208ecd5.jpg.webp?1772036616&#034;,&#034;2&#034;:&#034;local\/cache-responsive\/cache-640\/11f625ca52e204cf7f71b74e6208ecd5.jpg.webp?1772036616&#034;},&#034;640&#034;:{&#034;1&#034;:&#034;local\/cache-responsive\/cache-640\/11f625ca52e204cf7f71b74e6208ecd5.jpg.webp?1772036616&#034;,&#034;2&#034;:&#034;local\/cache-responsive\/cache-1280\/11f625ca52e204cf7f71b74e6208ecd5.jpg.webp?1772036617&#034;},&#034;1280&#034;:{&#034;1&#034;:&#034;local\/cache-responsive\/cache-1280\/11f625ca52e204cf7f71b74e6208ecd5.jpg.webp?1772036617&#034;,&#034;2&#034;:&#034;local\/cache-responsive\/cache-1920\/11f625ca52e204cf7f71b74e6208ecd5.jpg.webp?1772036617&#034;},&#034;1920&#034;:{&#034;1&#034;:&#034;local\/cache-responsive\/cache-1920\/11f625ca52e204cf7f71b74e6208ecd5.jpg.webp?1772036617&#034;,&#034;2&#034;:&#034;local\/cache-responsive\/cache-1920\/11f625ca52e204cf7f71b74e6208ecd5.jpg.webp?1772036617&#034;}}' class='image_responsive' width='160' height='90' /&gt;&lt;/picture&gt;
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&lt;/a&gt;
&lt;figcaption class='spip_doc_intitules spip_doc_intitules_top'&gt;
&lt;div class='spip_doc_titre '&gt;&lt;strong&gt;Casa regularmente duplicada
&lt;/strong&gt;&lt;/div&gt;
&lt;/figcaption&gt;
&lt;/figure&gt;
&lt;p&gt;Se notar&#225; que es demasiado regular (m&#225;s bien adaptado a la distribuci&#243;n de tiendas en un campamento fortificado, o de legionarios en formaci&#243;n apretada). Y s&#243;lo hay un modelo de casa. Para mejorar esto, diversificaremos las casas (forma, distribuci&#243;n de las ventanas, pisos, etc). La escala de las casas seguir&#225; siendo globalmente la misma. N&#243;tese que el tama&#241;o de las casas en relaci&#243;n con el tama&#241;o de la ciudad define la escala de la representaci&#243;n en esta etapa. &#161;El espectador no tiene otro punto de referencia para hacerse una idea del tama&#241;o de la ciudad! Todos los elementos futuros tendr&#225;n que ser proporcionales a estos elementos b&#225;sicos.&lt;/p&gt;
&lt;p&gt;Continuemos con nuestra complexificaci&#243;n: en la siguiente imagen, las diferentes casas son elegidas al azar con la misma distribuci&#243;n homog&#233;nea.&lt;/p&gt;
&lt;figure class='spip_document_1118 spip_documents spip_documents_center'
style=&#034;max-width:falsepx;&#034; data-w=&#034;false&#034;&gt;
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&lt;link href='https://www.yannis.lehuede.org/local/cache-responsive/cache-1920/a037fb3525c2c235daa6a651299b3a4c.jpg.webp?1772036619' rel='attachment' property='url'&gt;
&lt;/a&gt;
&lt;figcaption class='spip_doc_intitules spip_doc_intitules_top'&gt;
&lt;div class='spip_doc_titre '&gt;&lt;strong&gt;Mapa poblada uniformemente por varias casas
&lt;/strong&gt;&lt;/div&gt;
&lt;/figcaption&gt;
&lt;/figure&gt;
&lt;p&gt;Ya est&#225; mejor, pero esta ciudad sigue siendo muy uniforme. Tal como est&#225;, podr&#237;a ser &#250;til para un moderno suburbio poblado de casas... Pero con algunos ajustes. Podr&#237;amos considerar variar el espacio entre las casas, creando calles de diferentes anchos para empezar.&lt;br class='autobr' /&gt;
Pero esto no es New York, e incluso para una ciudad antigua, se espera un cierto equilibrio entre el orden y la anarqu&#237;a.&lt;br class='autobr' /&gt;
As&#237; que vamos a trabajar en un modelo urbano con calles que cortan la regularidad y la orientaci&#243;n de las casas de acuerdo con estas calles. Tambi&#233;n podemos variar esta alineaci&#243;n seg&#250;n las diferentes partes de la ciudad.&lt;/p&gt;
&lt;p&gt;En esta etapa, la distribuci&#243;n de los tipos de edificios puede definirse seg&#250;n varios criterios:&lt;/p&gt;
&lt;ul class=&#034;spip&#034; role=&#034;list&#034;&gt;&lt;li&gt; casas de varios pisos en ciertos distritos centrales,&lt;/li&gt;&lt;li&gt; se agrupar&#237;an las casas ricas (con jardines interiores),&lt;/li&gt;&lt;li&gt; estos barrios estar&#237;an rodeados por casas ligeramente menos opulentas,&lt;/li&gt;&lt;li&gt; los barrios m&#225;s pobres estar&#237;an muy lejos,&lt;/li&gt;&lt;li&gt; la cuadr&#237;cula de la calle puede diferir de un barrio a otro (m&#225;s regular en los barrios ricos, m&#225;s sinuoso y denso en los pobres), etc.&lt;/li&gt;&lt;/ul&gt;&lt;figure class='spip_document_1119 spip_documents spip_documents_center'
style=&#034;max-width:falsepx;&#034; data-w=&#034;false&#034;&gt;
&lt;a href='https://www.yannis.lehuede.org/IMG/jpg/2/9/1/3-oriented-population-multi-roman-villas-yannis-lehuede.jpg' arial-label=&#034;Casas posicionadas y orientadas matem&#225;ticamente&#034; title=&#034;Casas posicionadas y orientadas matem&#225;ticamente&#034; class=&#034;fond mediabox&#034; type=&#034;image/jpeg&#034; data-photo-w=&#034;1920&#034; data-photo-h=&#034;978&#034; &gt;
&lt;picture style='padding:0;padding-bottom:50.9375%' class='conteneur_image_responsive_h'&gt;&lt;img src='https://www.yannis.lehuede.org/local/cache-vignettes/L160xH82/4e6c8dee2c526c1e79c715df6cb7e93a-07092.jpg?1772058853' alt='Casas posicionadas y orientadas matem&#225;ticamente' data-src='IMG/jpg/2/9/1/3-oriented-population-multi-roman-villas-yannis-lehuede.jpg' data-l='1920' data-h='978' data-tailles='[\&#034;160\&#034;,\&#034;320\&#034;,\&#034;640\&#034;,\&#034;1280\&#034;,\&#034;1920\&#034;]' data-autorisees='{&#034;160&#034;:{&#034;1&#034;:&#034;local\/cache-responsive\/cache-160\/4e6c8dee2c526c1e79c715df6cb7e93a.jpg?1772036619&#034;,&#034;2&#034;:&#034;local\/cache-responsive\/cache-320\/4e6c8dee2c526c1e79c715df6cb7e93a.jpg?1772036619&#034;},&#034;320&#034;:{&#034;1&#034;:&#034;local\/cache-responsive\/cache-320\/4e6c8dee2c526c1e79c715df6cb7e93a.jpg?1772036619&#034;,&#034;2&#034;:&#034;local\/cache-responsive\/cache-640\/4e6c8dee2c526c1e79c715df6cb7e93a.jpg?1772036619&#034;},&#034;640&#034;:{&#034;1&#034;:&#034;local\/cache-responsive\/cache-640\/4e6c8dee2c526c1e79c715df6cb7e93a.jpg?1772036619&#034;,&#034;2&#034;:&#034;local\/cache-responsive\/cache-1280\/4e6c8dee2c526c1e79c715df6cb7e93a.jpg?1772036619&#034;},&#034;1280&#034;:{&#034;1&#034;:&#034;local\/cache-responsive\/cache-1280\/4e6c8dee2c526c1e79c715df6cb7e93a.jpg?1772036619&#034;,&#034;2&#034;:&#034;local\/cache-responsive\/cache-1920\/4e6c8dee2c526c1e79c715df6cb7e93a.jpg?1772036620&#034;},&#034;1920&#034;:{&#034;1&#034;:&#034;local\/cache-responsive\/cache-1920\/4e6c8dee2c526c1e79c715df6cb7e93a.jpg?1772036620&#034;,&#034;2&#034;:&#034;local\/cache-responsive\/cache-1920\/4e6c8dee2c526c1e79c715df6cb7e93a.jpg?1772036620&#034;}}' data-autorisees_webp='{&#034;160&#034;:{&#034;1&#034;:&#034;local\/cache-responsive\/cache-160\/4e6c8dee2c526c1e79c715df6cb7e93a.jpg.webp?1772036619&#034;,&#034;2&#034;:&#034;local\/cache-responsive\/cache-320\/4e6c8dee2c526c1e79c715df6cb7e93a.jpg.webp?1772036619&#034;},&#034;320&#034;:{&#034;1&#034;:&#034;local\/cache-responsive\/cache-320\/4e6c8dee2c526c1e79c715df6cb7e93a.jpg.webp?1772036619&#034;,&#034;2&#034;:&#034;local\/cache-responsive\/cache-640\/4e6c8dee2c526c1e79c715df6cb7e93a.jpg.webp?1772036619&#034;},&#034;640&#034;:{&#034;1&#034;:&#034;local\/cache-responsive\/cache-640\/4e6c8dee2c526c1e79c715df6cb7e93a.jpg.webp?1772036619&#034;,&#034;2&#034;:&#034;local\/cache-responsive\/cache-1280\/4e6c8dee2c526c1e79c715df6cb7e93a.jpg.webp?1772036619&#034;},&#034;1280&#034;:{&#034;1&#034;:&#034;local\/cache-responsive\/cache-1280\/4e6c8dee2c526c1e79c715df6cb7e93a.jpg.webp?1772036619&#034;,&#034;2&#034;:&#034;local\/cache-responsive\/cache-1920\/4e6c8dee2c526c1e79c715df6cb7e93a.jpg.webp?1772036620&#034;},&#034;1920&#034;:{&#034;1&#034;:&#034;local\/cache-responsive\/cache-1920\/4e6c8dee2c526c1e79c715df6cb7e93a.jpg.webp?1772036620&#034;,&#034;2&#034;:&#034;local\/cache-responsive\/cache-1920\/4e6c8dee2c526c1e79c715df6cb7e93a.jpg.webp?1772036620&#034;}}' class='image_responsive' width='160' height='82' /&gt;&lt;/picture&gt;
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&lt;link href='https://www.yannis.lehuede.org/local/cache-responsive/cache-320/4e6c8dee2c526c1e79c715df6cb7e93a.jpg.webp?1772036619' rel='attachment' property='url'&gt;
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&lt;link href='https://www.yannis.lehuede.org/local/cache-responsive/cache-640/4e6c8dee2c526c1e79c715df6cb7e93a.jpg.webp?1772036619' rel='attachment' property='url'&gt;
&lt;link href='https://www.yannis.lehuede.org/local/cache-responsive/cache-1280/4e6c8dee2c526c1e79c715df6cb7e93a.jpg.webp?1772036619' rel='attachment' property='url'&gt;
&lt;link href='https://www.yannis.lehuede.org/local/cache-responsive/cache-1280/4e6c8dee2c526c1e79c715df6cb7e93a.jpg.webp?1772036619' rel='attachment' property='url'&gt;
&lt;link href='https://www.yannis.lehuede.org/local/cache-responsive/cache-1920/4e6c8dee2c526c1e79c715df6cb7e93a.jpg.webp?1772036620' rel='attachment' property='url'&gt;
&lt;link href='https://www.yannis.lehuede.org/local/cache-responsive/cache-1920/4e6c8dee2c526c1e79c715df6cb7e93a.jpg.webp?1772036620' rel='attachment' property='url'&gt;
&lt;link href='https://www.yannis.lehuede.org/local/cache-responsive/cache-1920/4e6c8dee2c526c1e79c715df6cb7e93a.jpg.webp?1772036620' rel='attachment' property='url'&gt;
&lt;/a&gt;
&lt;figcaption class='spip_doc_intitules spip_doc_intitules_top'&gt;
&lt;div class='spip_doc_titre '&gt;&lt;strong&gt;Casas posicionadas y orientadas matem&#225;ticamente
&lt;/strong&gt;&lt;/div&gt;
&lt;/figcaption&gt;
&lt;/figure&gt;
&lt;p&gt;El efecto del volumen es mucho m&#225;s interesante que antes. Las casas han sido separadas por calles (y plazas) y su orientaci&#243;n sigue esta estructura. En la distancia, podemos ver m&#225;s que la separaci&#243;n entre las casas, que ahora parecen m&#225;s estrechas, pero podremos ajustar algunos elementos m&#225;s tarde (a&#241;adir luces, niebla, cambiar el contraste de la imagen, si es necesario).&lt;/p&gt;
&lt;figure class='spip_document_1122 spip_documents spip_documents_left'
style=&#034;max-width:325px;&#034; data-w=&#034;325&#034;&gt;
&lt;a href='https://www.yannis.lehuede.org/IMG/jpg/b/c/3/3a-streetmap-parametric-yannis-lehuede.jpg' arial-label=&#034;&#034; class=&#034;fond mediabox&#034; type=&#034;image/jpeg&#034; data-photo-w=&#034;1000&#034; data-photo-h=&#034;512&#034; &gt;
&lt;picture style='padding:0;padding-bottom:51.2%' class='conteneur_image_responsive_h'&gt;&lt;!--[if IE 9]&gt;&lt;video style='display: none;'&gt;&lt;![endif]--&gt;&lt;source srcset='local/cache-responsive/cache-325/9e2e8148daecc75446fbbd80a07ab1a7.jpg?1772036620 1x,local/cache-responsive/cache-650/9e2e8148daecc75446fbbd80a07ab1a7.jpg?1772036620 2x' type='image/jpeg'&gt;&lt;source srcset='local/cache-responsive/cache-325/9e2e8148daecc75446fbbd80a07ab1a7.jpg.webp?1772036620 1x,local/cache-responsive/cache-650/9e2e8148daecc75446fbbd80a07ab1a7.jpg.webp?1772036620 2x' type='image/webp'&gt;&lt;!--[if IE 9]&gt;&lt;/video&gt;&lt;![endif]--&gt;&lt;img src='https://www.yannis.lehuede.org/local/cache-vignettes/L325xH166/9e2e8148daecc75446fbbd80a07ab1a7-c3582.jpg?1772058853' alt='' data-src='IMG/jpg/b/c/3/3a-streetmap-parametric-yannis-lehuede.jpg' data-l='1000' data-h='512' data-tailles='[\&#034;325\&#034;]' class='image_responsive avec_picturefill' width='325' height='166' /&gt;&lt;/picture&gt;
&lt;link href='https://www.yannis.lehuede.org/local/cache-responsive/cache-325/9e2e8148daecc75446fbbd80a07ab1a7.jpg?1772036620' rel='attachment' property='url'&gt;
&lt;link href='https://www.yannis.lehuede.org/local/cache-responsive/cache-650/9e2e8148daecc75446fbbd80a07ab1a7.jpg?1772036620' rel='attachment' property='url'&gt;
&lt;link href='https://www.yannis.lehuede.org/local/cache-responsive/cache-325/9e2e8148daecc75446fbbd80a07ab1a7.jpg.webp?1772036620' rel='attachment' property='url'&gt;
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&lt;/a&gt;
&lt;/figure&gt;
&lt;p&gt;Visto desde nuestra c&#225;mara, los barrios separan la ciudad como en la representaci&#243;n de enfrente. Las casas tambi&#233;n est&#225;n orientadas seg&#250;n estos par&#225;metros.Para aumentar la separaci&#243;n de las calles, los ajustes de este patr&#243;n pueden ser ajustados, de ah&#237; el inter&#233;s de guiar la toma por elementos matem&#225;ticos (principalmente patrones de c&#233;lulas Voronoi de diferentes amplitudes superpuestas) en lugar de por im&#225;genes.&lt;/p&gt;
&lt;figure class='spip_document_1124 spip_documents spip_documents_right'
style=&#034;max-width:325px;&#034; data-w=&#034;325&#034;&gt;
&lt;a href='https://www.yannis.lehuede.org/IMG/jpg/5/7/a/4a-streetmap-parametric-yannis-lehuede.jpg' arial-label=&#034;&#034; class=&#034;fond mediabox&#034; type=&#034;image/jpeg&#034; data-photo-w=&#034;1920&#034; data-photo-h=&#034;952&#034; &gt;
&lt;picture style='padding:0;padding-bottom:49.583333333333%' class='conteneur_image_responsive_h'&gt;&lt;!--[if IE 9]&gt;&lt;video style='display: none;'&gt;&lt;![endif]--&gt;&lt;source srcset='local/cache-responsive/cache-325/3cec1f5a517d3dfa7180ce84f491b7ab.jpg?1772036620 1x,local/cache-responsive/cache-650/3cec1f5a517d3dfa7180ce84f491b7ab.jpg?1772036620 2x' type='image/jpeg'&gt;&lt;source srcset='local/cache-responsive/cache-325/3cec1f5a517d3dfa7180ce84f491b7ab.jpg.webp?1772036620 1x,local/cache-responsive/cache-650/3cec1f5a517d3dfa7180ce84f491b7ab.jpg.webp?1772036620 2x' type='image/webp'&gt;&lt;!--[if IE 9]&gt;&lt;/video&gt;&lt;![endif]--&gt;&lt;img src='https://www.yannis.lehuede.org/local/cache-vignettes/L325xH161/3cec1f5a517d3dfa7180ce84f491b7ab-72e9e.jpg?1772662078' alt='' data-src='IMG/jpg/5/7/a/4a-streetmap-parametric-yannis-lehuede.jpg' data-l='1920' data-h='952' data-tailles='[\&#034;325\&#034;]' class='image_responsive avec_picturefill' width='325' height='161' /&gt;&lt;/picture&gt;
&lt;link href='https://www.yannis.lehuede.org/local/cache-responsive/cache-325/3cec1f5a517d3dfa7180ce84f491b7ab.jpg?1772036620' rel='attachment' property='url'&gt;
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&lt;/a&gt;
&lt;/figure&gt;
&lt;p&gt;Tenemos la posibilidad de destacar las calles con diferentes materiales en el suelo, y a&#241;adiendo elementos en estas calles (como personajes virtuales, puestos de mercado, etc) lo que veremos m&#225;s adelante.&lt;/p&gt;
&lt;figure class='spip_document_1123 spip_documents spip_documents_left'
style=&#034;max-width:350px;&#034; data-w=&#034;350&#034;&gt;
&lt;a href='https://www.yannis.lehuede.org/IMG/jpg/3/4/b/6-heightmap-rome-parametric-yannis-lehuede.jpg' arial-label=&#034;&#034; class=&#034;fond mediabox&#034; type=&#034;image/jpeg&#034; data-photo-w=&#034;1000&#034; data-photo-h=&#034;512&#034; &gt;
&lt;picture style='padding:0;padding-bottom:51.2%' class='conteneur_image_responsive_h'&gt;&lt;!--[if IE 9]&gt;&lt;video style='display: none;'&gt;&lt;![endif]--&gt;&lt;source srcset='local/cache-responsive/cache-350/9c96f49f8c1bab5c87bef3e804b290ec.jpg?1772036738 1x,local/cache-responsive/cache-700/9c96f49f8c1bab5c87bef3e804b290ec.jpg?1772036738 2x' type='image/jpeg'&gt;&lt;source srcset='local/cache-responsive/cache-350/9c96f49f8c1bab5c87bef3e804b290ec.jpg.webp?1772036738 1x,local/cache-responsive/cache-700/9c96f49f8c1bab5c87bef3e804b290ec.jpg.webp?1772036738 2x' type='image/webp'&gt;&lt;!--[if IE 9]&gt;&lt;/video&gt;&lt;![endif]--&gt;&lt;img src='https://www.yannis.lehuede.org/local/cache-vignettes/L350xH179/9c96f49f8c1bab5c87bef3e804b290ec-991e1.jpg?1772058853' alt='' data-src='IMG/jpg/3/4/b/6-heightmap-rome-parametric-yannis-lehuede.jpg' data-l='1000' data-h='512' data-tailles='[\&#034;350\&#034;]' class='image_responsive avec_picturefill' width='350' height='179' /&gt;&lt;/picture&gt;
&lt;link href='https://www.yannis.lehuede.org/local/cache-responsive/cache-350/9c96f49f8c1bab5c87bef3e804b290ec.jpg?1772036738' rel='attachment' property='url'&gt;
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&lt;link href='https://www.yannis.lehuede.org/local/cache-responsive/cache-350/9c96f49f8c1bab5c87bef3e804b290ec.jpg.webp?1772036738' rel='attachment' property='url'&gt;
&lt;link href='https://www.yannis.lehuede.org/local/cache-responsive/cache-700/9c96f49f8c1bab5c87bef3e804b290ec.jpg.webp?1772036738' rel='attachment' property='url'&gt;
&lt;/a&gt;
&lt;/figure&gt; &lt;p&gt;A continuaci&#243;n, hay que crear un relieve en el mapa, que es un elemento determinante (sobre todo en una ciudad como Roma, con sus siete colinas). Ser&#225; importante utilizar los datos de elevaci&#243;n, inclinaci&#243;n de la pendiente, etc en cada lugar de la ciudad. La ilustraci&#243;n de la izquierda muestra un r&#237;o, diferentes relieves, algunos de los cuales son excavados por peque&#241;os arroyos. La representaci&#243;n propone niveles de gris: oscuro para las altitudes bajas, y claro para las zonas m&#225;s altas. Aqu&#237; est&#225; debajo de nuestra ciudad anterior basada en una topograf&#237;a de unas pocas decenas de metros de desnivel.&lt;br class='autobr' /&gt;
Pero el objetivo no es reproducir exactamente la antigua Roma, sino crear una reproducci&#243;n imaginaria o aproximada de ella, como las que los romanos construyeron sobre el mismo modelo, en otros lugares de los territorios conquistados (y no necesariamente tan grande).&lt;/p&gt;
&lt;figure class='spip_document_1121 spip_documents spip_documents_center centro'
style=&#034;max-width:falsepx;&#034; data-w=&#034;false&#034;&gt;
&lt;a href='https://www.yannis.lehuede.org/IMG/jpg/d/e/6/5b-bump-oriented-population-multi-roman-houses-yannis-lehuede.jpg' arial-label=&#034;Terreno accidentado&#034; title=&#034;Terreno accidentado&#034; class=&#034;fond mediabox&#034; type=&#034;image/jpeg&#034; data-photo-w=&#034;1920&#034; data-photo-h=&#034;983&#034; &gt;
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&lt;/a&gt;
&lt;figcaption class='spip_doc_intitules spip_doc_intitules_top'&gt;
&lt;div class='spip_doc_titre '&gt;&lt;strong&gt;Terreno accidentado
&lt;/strong&gt;&lt;/div&gt;
&lt;/figcaption&gt;
&lt;/figure&gt;
&lt;p&gt;Extra&#241;amente, son las zonas sin edificios las que parecen m&#225;s jorobadas que los propios barrios. Sin embargo, hay muchas casas con pisos (en el lado izquierdo por ejemplo). Adem&#225;s, podremos llenar grandes zonas ahuecadas (plazas de la ciudad) con nuevos edificios para romper a&#250;n m&#225;s la regularidad del panorama y hacer la ciudad m&#225;s compleja. Podr&#237;amos poner edificios administrativos, templos, etc en ellos. Siempre con una cierta cantidad de aleatoriedad.&lt;/p&gt;
&lt;p&gt;La apariencia de alivio tambi&#233;n nos permite hacernos un mont&#243;n de nuevas preguntas:&lt;/p&gt;
&lt;ul class=&#034;spip&#034; role=&#034;list&#034;&gt;&lt;li&gt; &#191;C&#243;mo encajan las casas en los diferentes niveles?&lt;/li&gt;&lt;li&gt; &#191;Habr&#237;a m&#225;s templos en el terreno m&#225;s alto?&lt;/li&gt;&lt;li&gt; &#191;Cu&#225;l ser&#237;a la distribuci&#243;n &#034;social&#034; (ricos y pobres) de las casas?&lt;/li&gt;&lt;li&gt; &#191;Siguen las calles y carreteras la topograf&#237;a del terreno?&lt;/li&gt;&lt;li&gt; &#191;C&#243;mo est&#225; organizada la red de agua potable de los acueductos?&lt;/li&gt;&lt;/ul&gt;
&lt;p&gt;Todas estas ideas que aparecen, inspiradas por la simulaci&#243;n, nos permiten cuestionar las fuentes arqueol&#243;gicas, y si s&#243;lo responden parcialmente, pensar en soluciones pr&#225;cticas y l&#243;gicas para aportar &#034;realismo&#034; a nuestro modelo.&lt;/p&gt;
&lt;p&gt;Tan pronto como surge una regla general, es posible integrar este par&#225;metro en nuestro modelo de procedimiento (dependiendo de las posibilidades del software utilizado, pero cualquier sistema de part&#237;culas permite una gran flexibilidad y a&#241;adiendo un poco de matem&#225;ticas rudimentarias, es factible). Sin embargo, es tentador colocar algunos edificios a mano si no hay demasiados, pero nos reservaremos para este ejercicio.&lt;/p&gt;
&lt;p&gt;Continuemos con nuestra ciudad automatizada, con unos pocos par&#225;metros m&#225;s, aqu&#237;, s&#243;lo una parte de la lista anterior. Estamos a&#241;adiendo templos, edificios administrativos en las plazas, para aumentar la diversidad y hacer la ciudad m&#225;s compleja. Y algunos &#225;rboles han aparecido a su alrededor.&lt;br class='autobr' /&gt;
Tambi&#233;n nos faltan los peque&#241;os elementos para vivir en la ciudad: montones de puestos de mercado dispersos en el fondo de las casas, m&#225;s de ellos en los bordes de las carreteras. Su distribuci&#243;n est&#225; guiada por el plano de la calle.&lt;/p&gt;
&lt;figure class='spip_document_1120 spip_documents spip_documents_center'
style=&#034;max-width:falsepx;&#034; data-w=&#034;false&#034;&gt;
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&lt;link href='https://www.yannis.lehuede.org/local/cache-responsive/cache-1280/d386e1eac22691d3cbe68ff76b885e99.jpg.webp?1772036622' rel='attachment' property='url'&gt;
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&lt;/a&gt;
&lt;figcaption class='spip_doc_intitules spip_doc_intitules_top'&gt;
&lt;div class='spip_doc_titre '&gt;&lt;strong&gt;M&#225;s variantes de construcci&#243;n
&lt;/strong&gt;&lt;/div&gt;
&lt;/figcaption&gt;
&lt;/figure&gt;
&lt;p&gt;Los templos no siguen la misma orientaci&#243;n que las calles, &#191;no estaban orientados seg&#250;n una l&#243;gica solar? Claramente, la construcci&#243;n de los templos respond&#237;a a un imperativo adivinatorio muy espec&#237;fico.&lt;br class='autobr' /&gt;
Y visto desde aqu&#237;, estos templos podr&#237;an ser griegos, cartagineses, babil&#243;nicos o de otro tipo, pero los edificios administrativos materializan la ciudad romana. Por supuesto, anfiteatros y un grandioso circo llenar&#237;an esta imaginaria &#034;Roma&#034;, pero nos detendremos all&#237; por la arquitectura.&lt;/p&gt;
&lt;p&gt;Finalmente, tendremos que crear un ambiente de naturaleza alrededor de la ciudad, y ese ser&#225; el fin de los elementos fijos. Si queremos crear una animaci&#243;n, estos elementos se renderizar&#225;n una sola vez, a diferencia de otros elementos animados (multitudes, humo, etc). Luego se mezclar&#225;n como abajo.&lt;/p&gt;
&lt;figure class='spip_document_1117 spip_documents spip_documents_center'
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&lt;figcaption class='spip_doc_intitules spip_doc_intitules_top'&gt;
&lt;div class='spip_doc_titre '&gt;&lt;strong&gt;Render y compositing con humo y gente
&lt;/strong&gt;&lt;/div&gt;
&lt;/figcaption&gt;
&lt;/figure&gt;
&lt;p&gt;Aqu&#237; est&#225; la ciudad con una multitud (dispuesta de acuerdo a los mismos par&#225;metros y al azar), un ambiente as&#237; como nieblas y humos que hicieron que estas ciudades se infectaran.&lt;/p&gt;
&lt;p&gt;As&#237;, seg&#250;n las necesidades, esta ciudad a diferentes niveles de detalle (desde el urbanismo hasta los individuos) puede ser utilizada en un videojuego o integrada en un rodaje cinematogr&#225;fico. Para los elementos del primer plano, ser&#225; posible reposicionarlos manualmente para un control art&#237;stico m&#225;s fino.&lt;/p&gt;
&lt;p&gt;Algunas herramientas (plug-ins) para el software 3D ofrecen diversas soluciones que van desde bloques parecidos a rascacielos de diferentes tama&#241;os, hasta la orientaci&#243;n de la poblaci&#243;n de edificios con datos geogr&#225;ficos y de planificaci&#243;n urbana reales. Sin ninguna herramienta dedicada, pero con part&#237;culas y posiblemente un peque&#241;o gui&#243;n, este principio puede ser reproducido con cualquier software 3D. Queda por adaptar el modelo seg&#250;n su uso previsto.&lt;/p&gt;&lt;/div&gt;
		
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