Sematic-Cartographer/cartographer-master/cartographer/io/submap_painter.h

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/*
* Copyright 2017 The Cartographer Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef CARTOGRAPHER_IO_SUBMAP_PAINTER_H_
#define CARTOGRAPHER_IO_SUBMAP_PAINTER_H_
#include "Eigen/Geometry"
#include "cairo/cairo.h"
#include "cartographer/io/image.h"
#include "cartographer/io/proto_stream_deserializer.h"
#include "cartographer/mapping/id.h"
#include "cartographer/mapping/proto/serialization.pb.h"
#include "cartographer/mapping/value_conversion_tables.h"
#include "cartographer/transform/rigid_transform.h"
extern int c[4000000];
extern int a[4000000];
namespace cartographer {
namespace io {
struct PaintSubmapSlicesResult {
PaintSubmapSlicesResult(::cartographer::io::UniqueCairoSurfacePtr surface,
Eigen::Array2f origin)
: surface(std::move(surface)), origin(origin) {}
::cartographer::io::UniqueCairoSurfacePtr surface;
// Top left pixel of 'surface' in map frame.
Eigen::Array2f origin;
};
// 地图的完整信息, 栅格数据是Cairo格式的
struct SubmapSlice {
// 构造时使surface为指向nullptr
SubmapSlice()
: surface(::cartographer::io::MakeUniqueCairoSurfacePtr(nullptr)) {}
// Texture data.
int width;
int height;
int version;
double resolution;
::cartographer::transform::Rigid3d slice_pose;
::cartographer::io::UniqueCairoSurfacePtr surface; // surface是图形库cairo的image画布
// Pixel data used by 'surface'. Must outlive 'surface'.
std::vector<uint32_t> cairo_data;
std::vector<char> observer; //jzq 摄像头观测过的区域
// Metadata.
::cartographer::transform::Rigid3d pose;
int metadata_version = -1;
};
//。。。解压要改 增加color 解压后的地图栅格数据
struct SubmapTexture {
struct Pixels {
std::vector<char> intensity; // 地图栅格值
std::vector<char> alpha; // 栅格的透明度
std::vector<char> color; //。。。增加颜色值
std::vector<char> observer; //jzq 摄像头观测过的区域
};
Pixels pixels;
int width;
int height;
double resolution;
::cartographer::transform::Rigid3d slice_pose;
};
// 压缩后的地图栅格数据
struct SubmapTextures {
int version;
std::vector<SubmapTexture> textures;
};
PaintSubmapSlicesResult PaintSubmapSlices(
const std::map<::cartographer::mapping::SubmapId, SubmapSlice>& submaps,
double resolution);
int* Slices(
const std::map<::cartographer::mapping::SubmapId, SubmapSlice>& submaps,
const double resolution);
void FillSubmapSlice(
const ::cartographer::transform::Rigid3d& global_submap_pose,
const ::cartographer::mapping::proto::Submap& proto,
SubmapSlice* const submap_slice,
mapping::ValueConversionTables* conversion_tables);
void DeserializeAndFillSubmapSlices(
ProtoStreamDeserializer* deserializer,
std::map<::cartographer::mapping::SubmapId, SubmapSlice>* submap_slices,
mapping::ValueConversionTables* conversion_tables);
// Unpacks cell data as provided by the backend into 'intensity' and 'alpha'.
SubmapTexture::Pixels UnpackTextureData(const std::string& compressed_cells,
int width, int height);
// Draw a texture into a cairo surface. 'cairo_data' will store the pixel data
// for the surface and must therefore outlive the use of the surface.
UniqueCairoSurfacePtr DrawTexture(const std::vector<char>& intensity,
const std::vector<char>& alpha,
//。。。增加color传参
const std::vector<char>& color,
int width,
int height,
std::vector<uint32_t>* cairo_data);
UniqueCairoSurfacePtr DrawTexture(const std::vector<char>& intensity,
const std::vector<char>& alpha,
int width,
int height,
std::vector<uint32_t>* cairo_data);
} // namespace io
} // namespace cartographer
#endif // CARTOGRAPHER_IO_SUBMAP_PAINTER_H_