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/*
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);
};
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