1 files changed, 65 insertions, 0 deletions
diff --git a/src/client/meshgen/collector.h b/src/client/meshgen/collector.h
new file mode 100644
index 000000000..e4189088e
--- /dev/null
+++ b/src/client/meshgen/collector.h
@@ -0,0 +1,65 @@
+/*
+Minetest
+Copyright (C) 2018 numzero, Lobachevskiy Vitaliy <numzer0@yandex.ru>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public License along
+with this program; if not, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*/
+
+#pragma once
+#include <array>
+#include <vector>
+#include "irrlichttypes.h"
+#include <S3DVertex.h>
+#include "client/tile.h"
+
+struct PreMeshBuffer
+{
+	TileLayer layer;
+	std::vector<u16> indices;
+	std::vector<video::S3DVertex> vertices;
+
+	PreMeshBuffer() = default;
+	explicit PreMeshBuffer(const TileLayer &layer) : layer(layer) {}
+};
+
+struct MeshCollector
+{
+	std::array<std::vector<PreMeshBuffer>, MAX_TILE_LAYERS> prebuffers;
+
+	// clang-format off
+	void append(const TileSpec &material,
+			const video::S3DVertex *vertices, u32 numVertices,
+			const u16 *indices, u32 numIndices);
+	void append(const TileSpec &material,
+			const video::S3DVertex *vertices, u32 numVertices,
+			const u16 *indices, u32 numIndices,
+			v3f pos, video::SColor c, u8 light_source);
+	// clang-format on
+
+private:
+	// clang-format off
+	void append(const TileLayer &material,
+			const video::S3DVertex *vertices, u32 numVertices,
+			const u16 *indices, u32 numIndices,
+			u8 layernum, bool use_scale = false);
+	void append(const TileLayer &material,
+			const video::S3DVertex *vertices, u32 numVertices,
+			const u16 *indices, u32 numIndices,
+			v3f pos, video::SColor c, u8 light_source,
+			u8 layernum, bool use_scale = false);
+	// clang-format on
+
+	PreMeshBuffer &findBuffer(const TileLayer &layer, u8 layernum, u32 numVertices);
+};