merge manul

global_include/interfaces/IMaterial.h

@@ -0,0 +1,60 @@
+#pragma once
+
+#include <glm/glm.hpp>
+#include <string>
+#include <optional>
+
+#include "ITexture.h"
+
+struct IMaterial
+{
+	virtual void finalize(bool Loadnow) = 0;
+	virtual bool update() = 0;
+	virtual float get_or_guess_opacity() const = 0;
+	virtual bool is_translucent() const = 0;
+	virtual glm::vec2 GetSize() const = 0;
+	virtual std::string GetName() const = 0;
+	virtual std::optional<float> GetSelfillum() const = 0;
+	virtual int GetShadowRank() const = 0;
+	virtual texture_handle GetTexture(int slot) const = 0;
+	static IMaterial *null_material()
+	{
+		static struct NullMaterial : public IMaterial
+		{
+			virtual void finalize(bool Loadnow) override {}
+			virtual bool update() override
+			{
+				return false;
+			}
+			virtual float get_or_guess_opacity() const override
+			{
+				return 1.f;
+			}
+			virtual bool is_translucent() const override
+			{
+				return false;
+			}
+			virtual glm::vec2 GetSize() const override
+			{
+				return {-1.f, -1.f};
+			}
+			virtual std::string GetName() const override
+			{
+				return "";
+			}
+			virtual std::optional<float> GetSelfillum() const override
+			{
+				return std::nullopt;
+			}
+			virtual int GetShadowRank() const override
+			{
+				return 0;
+			}
+			virtual texture_handle GetTexture(int slot) const override
+			{
+				return 0;
+			}
+		} null_material{};
+		return &null_material;
+	}
+};