mirror of
https://github.com/vcmi/vcmi.git
synced 2024-12-22 22:13:35 +02:00
80 lines
2.3 KiB
C++
80 lines
2.3 KiB
C++
/*
|
|
* MapViewCache.h, part of VCMI engine
|
|
*
|
|
* Authors: listed in file AUTHORS in main folder
|
|
*
|
|
* License: GNU General Public License v2.0 or later
|
|
* Full text of license available in license.txt file, in main folder
|
|
*
|
|
*/
|
|
#pragma once
|
|
|
|
#include "../../lib/Point.h"
|
|
|
|
VCMI_LIB_NAMESPACE_BEGIN
|
|
class ObjectInstanceID;
|
|
VCMI_LIB_NAMESPACE_END
|
|
|
|
class IImage;
|
|
class CAnimation;
|
|
class Canvas;
|
|
class MapRenderer;
|
|
class IMapRendererContext;
|
|
class MapViewModel;
|
|
|
|
/// Class responsible for rendering of entire map view
|
|
/// uses rendering parameters provided by owner class
|
|
class MapViewCache
|
|
{
|
|
struct TileChecksum
|
|
{
|
|
int tileX = std::numeric_limits<int>::min();
|
|
int tileY = std::numeric_limits<int>::min();
|
|
std::array<uint8_t, 8> checksum{};
|
|
|
|
bool operator==(const TileChecksum & other) const
|
|
{
|
|
return tileX == other.tileX && tileY == other.tileY && checksum == other.checksum;
|
|
}
|
|
};
|
|
|
|
boost::multi_array<TileChecksum, 2> terrainChecksum;
|
|
boost::multi_array<bool, 2> tilesUpToDate;
|
|
|
|
Point cachedSize;
|
|
Point cachedPosition;
|
|
int cachedLevel;
|
|
bool overlayWasVisible;
|
|
|
|
std::shared_ptr<MapViewModel> model;
|
|
|
|
std::unique_ptr<Canvas> terrain;
|
|
std::unique_ptr<Canvas> terrainTransition;
|
|
std::unique_ptr<Canvas> intermediate;
|
|
std::unique_ptr<MapRenderer> mapRenderer;
|
|
|
|
std::shared_ptr<CAnimation> iconsStorage;
|
|
|
|
Canvas getTile(const int3 & coordinates);
|
|
void updateTile(const std::shared_ptr<IMapRendererContext> & context, const int3 & coordinates);
|
|
|
|
std::shared_ptr<IImage> getOverlayImageForTile(const std::shared_ptr<IMapRendererContext> & context, const int3 & coordinates);
|
|
|
|
public:
|
|
explicit MapViewCache(const std::shared_ptr<MapViewModel> & model);
|
|
~MapViewCache();
|
|
|
|
/// invalidates cache of specified object
|
|
void invalidate(const std::shared_ptr<IMapRendererContext> & context, const ObjectInstanceID & object);
|
|
|
|
/// updates internal terrain cache according to provided time delta
|
|
void update(const std::shared_ptr<IMapRendererContext> & context);
|
|
|
|
/// renders updated terrain cache onto provided canvas
|
|
void render(const std::shared_ptr<IMapRendererContext> & context, Canvas & target, bool fullRedraw);
|
|
|
|
/// creates snapshot of current view and stores it into internal canvas
|
|
/// used for view transition, e.g. Dimension Door spell or teleporters (Subterra gates / Monolith)
|
|
void createTransitionSnapshot(const std::shared_ptr<IMapRendererContext> & context);
|
|
};
|