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OpenSpace/modules/globebrowsing/globes/chunkedlodglobe.h
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2016-10-15 13:22:22 +02:00

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/*****************************************************************************************
* *
* OpenSpace *
* *
* Copyright (c) 2014-2016 *
* *
* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
* software and associated documentation files (the "Software"), to deal in the Software *
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* permit persons to whom the Software is furnished to do so, subject to the following *
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* *
* The above copyright notice and this permission notice shall be included in all copies *
* or substantial portions of the Software. *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A *
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****************************************************************************************/
#ifndef __CHUNK_LOD_GLOBE__
#define __CHUNK_LOD_GLOBE__
#include <memory>
#include <ghoul/logging/logmanager.h>
// open space includes
#include <openspace/rendering/renderengine.h>
#include <openspace/rendering/renderable.h>
#include <openspace/properties/stringproperty.h>
#include <openspace/util/updatestructures.h>
#include <modules/globebrowsing/geometry/ellipsoid.h>
#include <modules/globebrowsing/chunk/chunknode.h>
#include <modules/globebrowsing/chunk/chunkrenderer.h>
#include <modules/globebrowsing/tile/tileprovider/tileprovider.h>
#include <modules/globebrowsing/other/statscollector.h>
namespace openspace {
class ChunkLevelEvaluator;
class RenderableGlobe;
}
namespace openspace {
class ChunkedLodGlobe : public Renderable {
public:
ChunkedLodGlobe(
const RenderableGlobe& owner,
size_t segmentsPerPatch,
std::shared_ptr<TileProviderManager> tileProviderManager);
virtual ~ChunkedLodGlobe();
bool initialize() override;
bool deinitialize() override;
bool isReady() const override;
void render(const RenderData& data) override;
void update(const UpdateData& data) override;
const ChunkNode& findChunkNode(const Geodetic2 location) const;
ChunkNode& findChunkNode(const Geodetic2 location);
bool testIfCullable(const Chunk& chunk, const RenderData& renderData) const;
int getDesiredLevel(const Chunk& chunk, const RenderData& renderData) const;
const int minSplitDepth;
const int maxSplitDepth;
std::shared_ptr<TileProviderManager> getTileProviderManager() const;
StatsCollector stats;
private:
void debugRenderChunk(const Chunk& chunk, const glm::dmat4& data) const;
static const GeodeticPatch COVERAGE;
static const TileIndex LEFT_HEMISPHERE_INDEX;
static const TileIndex RIGHT_HEMISPHERE_INDEX;
// Covers all negative longitudes
std::unique_ptr<ChunkNode> _leftRoot;
// Covers all positive longitudes
std::unique_ptr<ChunkNode> _rightRoot;
// the patch used for actual rendering
std::unique_ptr<ChunkRenderer> _renderer;
std::vector<std::unique_ptr<ChunkCuller>> _chunkCullers;
std::unique_ptr<ChunkLevelEvaluator> _chunkEvaluatorByAvailableTiles;
std::unique_ptr<ChunkLevelEvaluator> _chunkEvaluatorByProjectedArea;
std::unique_ptr<ChunkLevelEvaluator> _chunkEvaluatorByDistance;
std::shared_ptr<TileProviderManager> _tileProviderManager;
const RenderableGlobe& _owner;
};
} // namespace openspace
#endif // __CHUNK_LOD_GLOBE__