From 7d0decccaac3aa564b549d91a36279e7aca0814e Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Fri, 24 Feb 2023 19:30:30 +0000
Subject: Support for recursive colouring of asset factory faces

Updates colours in sample model.
---
 assetFactory/style.h | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 assetFactory/style.h

(limited to 'assetFactory/style.h')

diff --git a/assetFactory/style.h b/assetFactory/style.h
new file mode 100644
index 0000000..0c7ad5a
--- /dev/null
+++ b/assetFactory/style.h
@@ -0,0 +1,22 @@
+#pragma once
+
+#include "modelFactoryMesh.h"
+#include "persistence.h"
+#include "shape.h"
+#include <string>
+
+class Style {
+public:
+	using StyleStack = std::vector<const Style *>;
+
+	static ModelFactoryMesh::Color parseColour(const std::string_view &);
+	void applyStyle(ModelFactoryMesh &, const StyleStack & parents, const Shape::CreatedFaces &) const;
+	void applyStyle(ModelFactoryMesh &, const StyleStack & parents, const ModelFactoryMesh::FaceHandle &) const;
+
+	static std::string_view getProperty(const StyleStack & parents, std::string Style::*member);
+
+	std::string colour;
+
+protected:
+	bool persist(Persistence::PersistenceStore & store);
+};
-- 
cgit v1.2.3


From 98df33e0a52e086b68df2a62ce2f41cc6b67db63 Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Thu, 2 Mar 2023 18:18:38 +0000
Subject: Parse colour values as they're read

---
 assetFactory/style.h | 18 +++++++++++++++---
 1 file changed, 15 insertions(+), 3 deletions(-)

(limited to 'assetFactory/style.h')

diff --git a/assetFactory/style.h b/assetFactory/style.h
index 0c7ad5a..e8fd012 100644
--- a/assetFactory/style.h
+++ b/assetFactory/style.h
@@ -3,19 +3,31 @@
 #include "modelFactoryMesh.h"
 #include "persistence.h"
 #include "shape.h"
+#include <optional>
 #include <string>
+#include <utility>
 
 class Style {
 public:
 	using StyleStack = std::vector<const Style *>;
+	using Colour = glm::vec3;
+	using ColourAlpha = glm::vec4;
 
-	static ModelFactoryMesh::Color parseColour(const std::string_view &);
 	void applyStyle(ModelFactoryMesh &, const StyleStack & parents, const Shape::CreatedFaces &) const;
 	void applyStyle(ModelFactoryMesh &, const StyleStack & parents, const ModelFactoryMesh::FaceHandle &) const;
 
-	static std::string_view getProperty(const StyleStack & parents, std::string Style::*member);
+	template<typename T>
+	static std::optional<std::reference_wrapper<const T>>
+	getProperty(const StyleStack & parents, T Style::*member, auto && test)
+	{
+		if (const auto itr = std::find_if(parents.rbegin(), parents.rend(), std::forward<decltype(test)>(test));
+				itr != parents.rend()) {
+			return (*itr)->*member;
+		}
+		return {};
+	}
 
-	std::string colour;
+	ColourAlpha colour {};
 
 protected:
 	bool persist(Persistence::PersistenceStore & store);
-- 
cgit v1.2.3