Vulkan API Reference

lib/docs/filters/vulkan/clean_html.rb

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+module Docs
+  class Vulkan
+    class CleanHtmlFilter < Filter
+      def call
+        # Copyright is already added via attribution option
+        css('#_copyright').map do |node|
+          node.parent.remove
+        end
+
+        doc
+      end
+    end
+  end
+end

lib/docs/filters/vulkan/entries.rb

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+module Docs
+  class Vulkan
+    class EntriesFilter < Docs::EntriesFilter
+      def get_name
+        name = at_css('h1').content.strip
+        name
+      end
+
+      def get_type
+        # As only documentation is single-paged, hardcode type
+        initial_page? ? 'Vulkan' : 'Specifications'
+      end
+
+      def include_default_entry?
+        # additional_entries is responsible to extract relevant entries
+        false
+      end
+
+      def additional_entries
+        if initial_page?
+          # We pack each subsections into their corresponding category for apispec.html
+          subsections = css('.sect2').map do |node|
+            # Parse '.sect1' parent, to know what is the entry's type
+            parent_node = node.parent.parent
+            # Type is the parent's h2 header
+            type = parent_node.at_css('h2').content.strip
+            # Entry node is the one under h3
+            header_node = node.at_css('h3')
+            [header_node.content, header_node['id'], type]
+          end
+        else
+          # We create a new category for vkspec.html page
+          main_sections = css('.sect1').map do |node|
+            # Entry node is the one under h2
+            header_node = node.at_css('h2')
+            [header_node.content, header_node['id'], 'Specifications']
+          end
+        end
+      end
+    end
+  end
+end

lib/docs/scrapers/vulkan.rb

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+module Docs
+  # class Vulkan < FileScraper
+  class Vulkan < UrlScraper
+    self.name = 'Vulkan'
+
+    self.slug = 'vk'
+    self.type = 'vulkan'
+    self.links = {
+      home: 'https://www.khronos.org/registry/vulkan/specs/',
+      code: 'https://github.com/KhronosGroup/Vulkan-Docs'
+    }
+
+    self.root_path = 'apispec.html'
+
+    self.release = '1.0.56'
+    # self.dir = '/mnt/d/theblackunknown/Documents/GitHub/Vulkan-Docs/out/1.0/'
+    self.base_url = 'https://www.khronos.org/registry/vulkan/specs/1.0/'
+
+    html_filters.push 'vulkan/entries', 'vulkan/clean_html'
+
+    # in apispec.html, skip #header and #footer
+    options[:container] = '#content'
+
+    # If we only want API, we should skip this one
+    options[:skip] = %w(
+      html/vkspec.html
+    )
+
+    options[:attribution] = <<-HTML
+      Copyright &copy; 2014-2017 Khronos Group. <br>
+      This work is licensed under a Creative Commons Attribution 4.0 International License
+    HTML
+  end
+end

public/icons/docs/vulkan/SOURCE

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+01_Vulkan_Icon_RGB_Aug1.svg hand-made, credit to Anne-Sophie BOSSÉ
+Usage granted by James Riordon, Khronos Group Webmaster, until their Marketing have the time to review it