From 6ff9b825ff7110c524b58425d5864af3dc7b102c Mon Sep 17 00:00:00 2001
From: Dimo Markov <dimomarkov@gmail.com>
Date: Sun, 17 Mar 2024 15:49:28 +0200
Subject: [PATCH] Mesh interface improvements

---
 include/Langulus/Asset.inl |  3 +-
 include/Langulus/Mesh.hpp  | 12 ++++----
 include/Langulus/Mesh.inl  | 58 ++++++++++++++++++++++++--------------
 3 files changed, 45 insertions(+), 28 deletions(-)

diff --git a/include/Langulus/Asset.inl b/include/Langulus/Asset.inl
index 409f4a2..eb7dde7 100644
--- a/include/Langulus/Asset.inl
+++ b/include/Langulus/Asset.inl
@@ -57,8 +57,7 @@ namespace Langulus::A
    /// Get a data list from the contents                                      
    ///   @tparam T - the trait to search for                                  
    ///   @return a pointer to the data list, or nullptr if none exists        
-   template<CT::Trait T>
-   LANGULUS(INLINED)
+   template<CT::Trait T> LANGULUS(INLINED)
    const Asset::DataList* Asset::GetDataList() const noexcept {
       return GetDataList(MetaTraitOf<T>());
    }
diff --git a/include/Langulus/Mesh.hpp b/include/Langulus/Mesh.hpp
index 266d44b..616f683 100644
--- a/include/Langulus/Mesh.hpp
+++ b/include/Langulus/Mesh.hpp
@@ -61,11 +61,13 @@ namespace Langulus::A
       template<CT::Topology, CT::Topology...>
       NOD() bool CheckTopology() const;
       NOD() DMeta GetTopology() const noexcept;
+      void  SetTopology(DMeta) noexcept;
 
       NOD() Math::MapMode GetTextureMapper() const noexcept;
+      void SetTextureMapper(Math::MapMode) noexcept;
 
-      NOD() const MeshView& GetView() const noexcept;
-      NOD() MeshView& GetView() noexcept;
+      NOD() MeshView const& GetView() const noexcept;
+      NOD() MeshView&       GetView() noexcept;
 
       NOD() virtual Ref<Mesh> GetLOD(const Math::LOD&) const = 0;
 
@@ -75,21 +77,21 @@ namespace Langulus::A
       //                                                                
       NOD() bool MadeOfPoints() const noexcept;
       NOD() Count GetPointCount() const;
-      template<CT::Trait T>
+      template<CT::Trait>
       NOD() Any GetPointTrait(Offset) const;
 
       //                                                                
       NOD() bool MadeOfLines() const noexcept;
       NOD() Count GetLineCount() const;
       NOD() Math::Vec2u GetLineIndices(Offset) const;
-      template<CT::Trait T>
+      template<CT::Trait>
       NOD() Any GetLineTrait(Offset) const;
 
       //                                                                
       NOD() bool MadeOfTriangles() const noexcept;
       NOD() Count GetTriangleCount() const;
       NOD() Math::Vec3u GetTriangleIndices(Offset) const;
-      template<CT::Trait T>
+      template<CT::Trait>
       NOD() Any GetTriangleTrait(Offset) const;
    };
 
diff --git a/include/Langulus/Mesh.inl b/include/Langulus/Mesh.inl
index 5828116..308c726 100644
--- a/include/Langulus/Mesh.inl
+++ b/include/Langulus/Mesh.inl
@@ -82,6 +82,14 @@ namespace Langulus::A
       return mView.mTopology;
    }
 
+   /// Set the topology of the geometry                                       
+   ///   @attention will reset all contents                                   
+   LANGULUS(INLINED)
+   void Mesh::SetTopology(DMeta t) noexcept {
+      mView.mTopology = t;
+      mDataListMap.Reset();
+   }
+
    /// Check if topology matches one of the specified types                   
    ///   @tparam T1, TN - types to check                                      
    ///   @return true if T matches one of the topology types                  
@@ -90,6 +98,35 @@ namespace Langulus::A
       return   mView.mTopology == MetaDataOf<T1>()
           or ((mView.mTopology == MetaDataOf<TN>()) or ...);
    }
+   
+   /// Get texture mapping mode                                               
+   ///   @return the texturing mode                                           
+   LANGULUS(INLINED)
+   Math::MapMode Mesh::GetTextureMapper() const noexcept {
+      return mView.mTextureMapping;
+   }
+
+   /// Set texture mapping mode                                               
+   ///   @attention will reset texture coordinates                            
+   LANGULUS(INLINED)
+   void Mesh::SetTextureMapper(Math::MapMode m) noexcept {
+      mView.mTextureMapping = m;
+      mDataListMap.RemoveKey(MetaTraitOf<Traits::Sampler>());
+   }
+
+   /// Get the geometry view (const)                                          
+   ///   @return the geometry view                                            
+   LANGULUS(INLINED)
+   const MeshView& Mesh::GetView() const noexcept {
+      return mView;
+   }
+
+   /// Get the geometry view                                                  
+   ///   @return the geometry view                                            
+   LANGULUS(INLINED)
+      MeshView& Mesh::GetView() noexcept {
+      return mView;
+   }
 
    /// Helper that indirects in case there is an index buffer                 
    ///   @param indices - index buffer                                        
@@ -403,25 +440,4 @@ namespace Langulus::A
       return result;
    }
    
-   /// Get texture mapping mode                                               
-   ///   @return the texturing mode                                           
-   LANGULUS(INLINED)
-   Math::MapMode Mesh::GetTextureMapper() const noexcept {
-      return mView.mTextureMapping;
-   }
-
-   /// Get the geometry view (const)                                          
-   ///   @return the geometry view                                            
-   LANGULUS(INLINED)
-   const MeshView& Mesh::GetView() const noexcept {
-      return mView;
-   }
-
-   /// Get the geometry view                                                  
-   ///   @return the geometry view                                            
-   LANGULUS(INLINED)
-      MeshView& Mesh::GetView() noexcept {
-      return mView;
-   }
-
 } // namespace Langulus::A