From 5ac25db7f860eae62caf13b8a0f21a0a84babbce Mon Sep 17 00:00:00 2001
From: Benau <Benau@users.noreply.github.com>
Date: Sat, 2 Apr 2016 12:55:20 +0800
Subject: [PATCH] Initial work to support transparent kart in ghost replay

---
 lib/irrlicht/include/EMaterialTypes.h |  9 +++++++++
 lib/irrlicht/include/IMesh.h          | 12 ++++++++++++
 2 files changed, 21 insertions(+)

diff --git a/lib/irrlicht/include/EMaterialTypes.h b/lib/irrlicht/include/EMaterialTypes.h
index 086ca3459..364f01aaf 100644
--- a/lib/irrlicht/include/EMaterialTypes.h
+++ b/lib/irrlicht/include/EMaterialTypes.h
@@ -10,6 +10,15 @@ namespace irr
 namespace video
 {
 
+	//! Flag for karts in STK to use specific material
+	enum E_CUSTOM_MATERIAL_TYPE
+	{
+		ECMT_DEFAULT	= 0,
+		ECMT_TRANSPARENT,
+		ECMT_RED,
+		ECMT_BLUE
+	};
+
 	//! Abstracted and easy to use fixed function/programmable pipeline material modes.
 	enum E_MATERIAL_TYPE
 	{
diff --git a/lib/irrlicht/include/IMesh.h b/lib/irrlicht/include/IMesh.h
index 8e0bcc2d3..22e1a550e 100644
--- a/lib/irrlicht/include/IMesh.h
+++ b/lib/irrlicht/include/IMesh.h
@@ -23,6 +23,9 @@ namespace scene
 	class IMesh : public virtual IReferenceCounted
 	{
 	public:
+		IMesh() : cmt(video::ECMT_DEFAULT) {}
+
+		virtual ~IMesh() {}
 
 		//! Get the amount of mesh buffers.
 		/** \return Amount of mesh buffers (IMeshBuffer) in this mesh. */
@@ -66,6 +69,15 @@ namespace scene
 		indices have changed. Otherwise, changes won't be updated
 		on the GPU in the next render cycle. */
 		virtual void setDirty(E_BUFFER_TYPE buffer=EBT_VERTEX_AND_INDEX) = 0;
+
+		//! Set the mesh to use custom material type (mainly karts in STK)
+		/** \param m New custom material type for the mesh. */
+		void setCustomMaterialType(video::E_CUSTOM_MATERIAL_TYPE m) { cmt = m; }
+
+		//! Get the mesh to use custom material type (mainly karts in STK)
+		video::E_CUSTOM_MATERIAL_TYPE getCustomMaterialType() const { return cmt; }
+	private:
+		video::E_CUSTOM_MATERIAL_TYPE cmt;
 	};
 
 } // end namespace scene