{"id":3455,"date":"2024-02-28T09:27:41","date_gmt":"2024-02-28T09:27:41","guid":{"rendered":"http:\/\/www.goncalo.pt\/por\/?p=3455"},"modified":"2024-03-07T18:44:19","modified_gmt":"2024-03-07T18:44:19","slug":"2024-02-28-melhorias-nos-graficos-do-meu-software-de-analise-tecnica-em-c","status":"publish","type":"post","link":"https:\/\/www.goncalo.pt\/por\/2024\/02\/28\/2024-02-28-melhorias-nos-graficos-do-meu-software-de-analise-tecnica-em-c\/","title":{"rendered":"2024-02-28 &#8211; Melhorias nos gr\u00e1ficos do meu Software de An\u00e1lise T\u00e9cnica em C++&#8230;"},"content":{"rendered":"\n<p>Novas melhorias no meu futuro Software de An\u00e1lise T\u00e9cnica, pois como sabem, eu crio as minhas pr\u00f3prias ferramentas\/softwares.<\/p>\n\n\n\n<p>\u00c9 preciso sempre relembrar que \u00e9 feito tudo do zero em C++, nada de livrarias GUI (usarei as minhas), nem de gr\u00e1ficos, nem nada, tudo desenhado no ecr\u00e3 p\u00edxel a p\u00edxel \u00e0 old-school, low level, pointers por todo o lado, etc, n\u00e3o foi com aquelas linguagens f\u00e1ceis estilo Java, C#, etc.<\/p>\n\n\n\n<p>Agora, em termos de mem\u00f3ria podem ver que gasta num port\u00e1til I5 lento e j\u00e1 com alguns anos (podem ver os cores\/threads no terminal no v\u00eddeo), chega aos 15% quando est\u00e1 em esfor\u00e7o m\u00e1ximo, e 0% em pausa, isto j\u00e1 com tudo, gradientes p\u00edxel a p\u00edxel, etc.<\/p>\n\n\n\n<p>Est\u00e1 j\u00e1 algo optimizado:<\/p>\n\n\n\n<figure class=\"wp-block-video\"><video controls src=\"http:\/\/www.goncalo.pt\/por\/wp-content\/uploads\/2024\/02\/2024-02-28-Melhorias-no-meu-Software-de-Analise-Tecnica-em-Cpp.mp4\"><\/video><figcaption>2024-02-28 &#8211; Melhorias no meu Software de Analise Tecnica em C++\u2026<\/figcaption><\/figure>\n\n\n\n<p>O v\u00eddeo fica mais laggy porque ao vivo \u00e9 super r\u00e1pido e smooth.<\/p>\n\n\n\n<p>Quanto a melhorias, h\u00e1 muitas desde o ano passado:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>N\u00e3o me refiro apenas ao tema dark como gosto, meio dark mas n\u00e3o demasiado;<\/li><li>Resizing da janela com recalcular total e update em tempo real;<\/li><li>Optimiza\u00e7\u00e3o de performance qb;<\/li><li>CPU levado a zero quando nada \u00e9 feito;<\/li><li>Melhoria do sistema de janelas na livraria GUI que estou a desenvolver;<\/li><li>As velas Japonesas j\u00e1 t\u00eam o seu espa\u00e7amento adaptado consoante o seu tamanho;<\/li><li>J\u00e1 t\u00eam zoom out total at\u00e9 ficarem juntas;<\/li><li>As labels j\u00e1 t\u00eam os n\u00fameros correctamente adaptados;<\/li><li>Devido \u00e0s escalas estarem mais perfeitas, e arredondadas a m\u00faltiplos de 10 decimais;<\/li><li>Op\u00e7\u00e3o de mostrar ou n\u00e3o as ordens dadas (sistema testado \u00e9 rasca, um SMA simples da\u00ed dar preju\u00edzo);<\/li><li>M\u00faltiplos indicadores no ecr\u00e3 em simult\u00e2neo (v\u00e1rias SMA);<\/li><li>Limite de labels na legenda \u00e0 esquerda para evitar sobreposi\u00e7\u00f5es;<\/li><li>Escalas perfeitas e nota-se na adapta\u00e7\u00e3o das mesmas no resizing, esqueci-me foi a de cima, da\u00ed o &#8220;monte&#8221; de ganhos ultrapassar os limites (o que at\u00e9 ficou giro diga-se de passagem);<\/li><li>Evitar que labels das ordens saiam do gr\u00e1fico (n\u00e3o feito, est\u00e1 a meio);<\/li><li>Entre v\u00e1rias outras coisas;<\/li><\/ul>\n\n\n\n<p>Pr\u00f3ximos passos? Talvez:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Falta-me ajustar as escalas de cima da performance e outros, para que n\u00e3o seja com base no m\u00e1ximo de todo o hist\u00f3rico mas sim da parte vis\u00edvel no ecr\u00e3;<\/li><li>Corrigir a escala de cima passar dos limites;<\/li><li>Aparecerem as ordens quando passo por cima com o rato;<\/li><li>Aparecer os dados OHLCV ao passar por cima;<\/li><li>Destaque do pre\u00e7o actual quando ligado em real-time \u00e0 Internet;<\/li><li>Desenho de linhas;<\/li><li>Talvez um estudo Fibonacci para testar, retracements por exemplo;<\/li><\/ul>\n\n\n\n<p>Talvez depois:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Melhorar a livraria GUI que estou a criar, adicionando a possibilidade de criar menus com o bot\u00e3o direito do rato e escolher op\u00e7\u00f5es;<\/li><li>Melhorar o sistema de mover janelas (ainda n\u00e3o existe), na minha livraria GUI;<\/li><li>Come\u00e7ar o meu MMAT de teste de sistemas, que este \u00e9 um software de An\u00e1lise T\u00e9cnica;<\/li><\/ul>\n\n\n\n<p>A vers\u00e3o antiga muito focl\u00f3rica, era esta, e podem ver que estava bastante pior em v\u00e1rios sentidos, ficou parada no tempo uns dois anos desde 2022:<\/p>\n\n\n\n<figure class=\"wp-block-video\"><video controls src=\"http:\/\/www.goncalo.pt\/por\/wp-content\/uploads\/2022\/04\/2022-04-11-Last-adjustments-to-my-pixel-drawn-charts-on-my-Technical-Analysis-Software-in-Cpp.mp4\"><\/video><figcaption>2022-04-11 &#8211; Os retoques finais aos gr\u00e1ficos do meu software de An\u00e1lise T\u00e9cnica, em C++\u2026<\/figcaption><\/figure>\n\n\n\n<p>Tenho poucas horas livres.<\/p>\n\n\n\n<p>Programo \u00e9 muito r\u00e1pido mas falta-me tempo.<\/p>\n\n\n\n<p>Um dia trarei mais novidades. \ud83d\ude42<\/p>\n\n\n\n<p>Hasta!<\/p>\n\n\n\n<p>2024-02-29.<\/p>\n\n\n\n<p>Publicado no mesmo dia no meu LinkedIn, em:<\/p>\n\n\n\n<p><a href=\"https:\/\/www.linkedin.com\/posts\/goncalopt_novas-melhorias-no-meu-futuro-software-de-activity-7168632836940406786--gJG?utm_source=share&amp;utm_medium=member_desktop\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.linkedin.com\/posts\/goncalopt_novas-melhorias-no-meu-futuro-software-de-activity-7168632836940406786&#8211;gJG?utm_source=share&amp;utm_medium=member_desktop<\/a><\/p>\n\n\n\n<p>Pr\u00f3ximo post associado aos meus Trading Systems e estes softwares:<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-goncalo-ferreira wp-block-embed-goncalo-ferreira\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"xK6uG2U8Ce\"><a href=\"https:\/\/www.goncalo.pt\/por\/2024\/03\/07\/2024-03-07-sistema-de-graficos-do-meu-software-de-analise-tecnica-ja-com-os-graficos-e-labels-100-funcionais-em-c\/\">2024-03-07 &#8211; Sistema de Gr\u00e1ficos do meu Software de An\u00e1lise T\u00e9cnica j\u00e1 com os gr\u00e1ficos e labels 100% funcionais, em C++&#8230;<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; clip: rect(1px, 1px, 1px, 1px);\" title=\"&#8220;2024-03-07 &#8211; Sistema de Gr\u00e1ficos do meu Software de An\u00e1lise T\u00e9cnica j\u00e1 com os gr\u00e1ficos e labels 100% funcionais, em C++&#8230;&#8221; &#8212; Gon\u00e7alo Ferreira\" src=\"https:\/\/www.goncalo.pt\/por\/2024\/03\/07\/2024-03-07-sistema-de-graficos-do-meu-software-de-analise-tecnica-ja-com-os-graficos-e-labels-100-funcionais-em-c\/embed\/#?secret=xK6uG2U8Ce\" data-secret=\"xK6uG2U8Ce\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><figcaption>2024-03-07 \u2013 Sistema de Gr\u00e1ficos do meu Software de An\u00e1lise T\u00e9cnica j\u00e1 com os gr\u00e1ficos e labels 100% funcionais, em C++\u2026<\/figcaption><\/figure>\n\n\n\n<p>Post anterior associado a este Software de An\u00e1lise T\u00e9cnica:<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-goncalo-ferreira wp-block-embed-goncalo-ferreira\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"42c8yh4RXH\"><a href=\"http:\/\/www.goncalo.pt\/por\/2024\/02\/23\/2024-02-23-finalizadas-as-estatisticas-de-volta-ao-meu-software-de-analise-tecnica\/\">2024-02-23 &#8211; Finalizadas as estat\u00edsticas, de volta ao meu Software de An\u00e1lise T\u00e9cnica&#8230;<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; clip: rect(1px, 1px, 1px, 1px);\" title=\"&#8220;2024-02-23 &#8211; Finalizadas as estat\u00edsticas, de volta ao meu Software de An\u00e1lise T\u00e9cnica&#8230;&#8221; &#8212; Gon\u00e7alo Ferreira\" src=\"http:\/\/www.goncalo.pt\/por\/2024\/02\/23\/2024-02-23-finalizadas-as-estatisticas-de-volta-ao-meu-software-de-analise-tecnica\/embed\/#?secret=42c8yh4RXH\" data-secret=\"42c8yh4RXH\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><figcaption>2024-02-23 \u2013 Finalizadas as estat\u00edsticas, de volta ao meu Software de An\u00e1lise T\u00e9cnica\u2026<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.goncalo.pt\/por\/wp-content\/uploads\/2024\/02\/2024-02-28-Improvements-on-my-Technical-Analysis-Software-created-on-Cpp.png\" alt=\"2024-02-28 - Melhorias no meu Software de Analise Tecnica em C++...\" class=\"wp-image-3457\" width=\"1137\" height=\"708\" srcset=\"https:\/\/www.goncalo.pt\/por\/wp-content\/uploads\/2024\/02\/2024-02-28-Improvements-on-my-Technical-Analysis-Software-created-on-Cpp.png?v=1709112562 888w, https:\/\/www.goncalo.pt\/por\/wp-content\/uploads\/2024\/02\/2024-02-28-Improvements-on-my-Technical-Analysis-Software-created-on-Cpp-300x187.png?v=1709112562 300w, https:\/\/www.goncalo.pt\/por\/wp-content\/uploads\/2024\/02\/2024-02-28-Improvements-on-my-Technical-Analysis-Software-created-on-Cpp-768x478.png?v=1709112562 768w\" sizes=\"(max-width: 1137px) 100vw, 1137px\" \/><figcaption>2024-02-28 &#8211; Melhorias no meu Software de Analise Tecnica em C++&#8230;<\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Novas melhorias no meu futuro Software de An\u00e1lise T\u00e9cnica, pois como sabem, eu crio as minhas pr\u00f3prias ferramentas\/softwares. \u00c9 preciso<\/p>\n","protected":false},"author":1,"featured_media":3457,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5,3,44,98,4,164,163,97],"tags":[214,104,7,105,230,357,314,120,358,103,106,361,213,317,239,160,161,101],"class_list":["post-3455","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-programacao","category-projectos","category-sistemas","category-sistemas-de-trading","category-softwares","category-top","category-top-trading-systems","category-trading","tag-analise-tecnica","tag-bolsa","tag-c","tag-forex","tag-gui","tag-mechanical-trading-systems","tag-performance","tag-programacao","tag-series","tag-sistemas-de-trading","tag-sistemas-de-trading-mecanicos","tag-software-de-analise-tecnica","tag-software-de-trading","tag-softwares","tag-softwares-c","tag-top","tag-top-trading-systems","tag-trading-systems"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>2024-02-28 - Melhorias nos gr\u00e1ficos do meu Software de An\u00e1lise T\u00e9cnica em C++... - Gon\u00e7alo Ferreira<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.goncalo.pt\/por\/2024\/02\/28\/2024-02-28-melhorias-nos-graficos-do-meu-software-de-analise-tecnica-em-c\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"2024-02-28 - Melhorias nos gr\u00e1ficos do meu Software de An\u00e1lise T\u00e9cnica em C++... - Gon\u00e7alo Ferreira\" \/>\n<meta property=\"og:description\" content=\"Novas melhorias no meu futuro Software de An\u00e1lise T\u00e9cnica, pois como sabem, eu crio as minhas pr\u00f3prias ferramentas\/softwares. \u00c9 preciso\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.goncalo.pt\/por\/2024\/02\/28\/2024-02-28-melhorias-nos-graficos-do-meu-software-de-analise-tecnica-em-c\/\" \/>\n<meta property=\"og:site_name\" content=\"Gon\u00e7alo Ferreira\" \/>\n<meta property=\"article:published_time\" content=\"2024-02-28T09:27:41+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-03-07T18:44:19+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.goncalo.pt\/por\/wp-content\/uploads\/2024\/02\/2024-02-28-Improvements-on-my-Technical-Analysis-Software-created-on-Cpp.png?v=1709112562\" \/>\n\t<meta property=\"og:image:width\" content=\"888\" \/>\n\t<meta property=\"og:image:height\" content=\"553\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"gnmf\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"gnmf\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.goncalo.pt\/por\/2024\/02\/28\/2024-02-28-melhorias-nos-graficos-do-meu-software-de-analise-tecnica-em-c\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.goncalo.pt\/por\/2024\/02\/28\/2024-02-28-melhorias-nos-graficos-do-meu-software-de-analise-tecnica-em-c\/\"},\"author\":{\"name\":\"gnmf\",\"@id\":\"https:\/\/www.goncalo.pt\/por\/#\/schema\/person\/28a9f845c4de91a7c067707279b1d8dd\"},\"headline\":\"2024-02-28 &#8211; 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