windows working (SLOW) with pixel buffer copy

macos/include/material/UnlitMaterialProvider.hpp

@@ -1,53 +0,0 @@
-#ifndef UNLIT_MATERIAL_PROVIDER
-#define UNLIT_MATERIAL_PROVIDER
-
-#include "material/unlit_opaque.h"
-
-namespace polyvox {
-  class UnlitMaterialProvider : public MaterialProvider {
-
-      const Material* _m;
-      const Material* _ms[1];
-
-      const Engine* _engine;
-
-      public:
-        UnlitMaterialProvider(Engine* engine) {
-          _engine = engine;
-          _m = Material::Builder()
-            .package(	UNLIT_OPAQUE_UNLIT_OPAQUE_DATA, UNLIT_OPAQUE_UNLIT_OPAQUE_SIZE)
-            .build(*engine);
-          _ms[0] = _m;
-        }
-
-        filament::MaterialInstance* createMaterialInstance(MaterialKey* config, UvMap* uvmap,
-                const char* label = "material", const char* extras = nullptr) {
-          MaterialInstance* d = (MaterialInstance*)_m->getDefaultInstance();
-          return d;
-        }
-
-        /**
-        * Gets a weak reference to the array of cached materials.
-        */
-        const filament::Material* const* getMaterials() const noexcept {
-          return _ms;
-        }
-
-        /**
-        * Gets the number of cached materials.
-        */
-        size_t getMaterialsCount() const noexcept {
-          return (size_t)1;
-        }
-
-        void destroyMaterials() {
-          // TODO - do we need to do anything here?
-        }
-
-        bool needsDummyData(filament::VertexAttribute attrib) const noexcept {
-          return false;
-        }
-  };
-}
-
-#endif