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Location: cpp/openttd-patchpack/source/src/linkgraph/linkgraph_type.h - annotation
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Fix #9028: [OpenGL] Clear cursor cache on destroying the OpenGL backend.
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* This file is part of OpenTTD.
* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
* OpenTTD 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 General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file linkgraph_type.h Declaration of link graph types used for cargo distribution. */
#ifndef LINKGRAPH_TYPE_H
#define LINKGRAPH_TYPE_H
typedef uint16 LinkGraphID;
static const LinkGraphID INVALID_LINK_GRAPH = UINT16_MAX;
typedef uint16 LinkGraphJobID;
static const LinkGraphID INVALID_LINK_GRAPH_JOB = UINT16_MAX;
typedef uint16 NodeID;
static const NodeID INVALID_NODE = UINT16_MAX;
enum DistributionType : byte {
DT_BEGIN = 0,
DT_MIN = 0,
DT_MANUAL = 0, ///< Manual distribution. No link graph calculations are run.
DT_ASYMMETRIC = 1, ///< Asymmetric distribution. Usually cargo will only travel in one direction.
DT_MAX_NONSYMMETRIC = 1, ///< Maximum non-symmetric distribution.
DT_SYMMETRIC = 2, ///< Symmetric distribution. The same amount of cargo travels in each direction between each pair of nodes.
DT_MAX = 2,
DT_NUM = 3,
DT_END = 3
};
/* It needs to be 8bits, because we save and load it as such
* Define basic enum properties
*/
template <> struct EnumPropsT<DistributionType> : MakeEnumPropsT<DistributionType, byte, DT_BEGIN, DT_END, DT_NUM> {};
/**
* Special modes for updating links. 'Restricted' means that vehicles with
* 'no loading' orders are serving the link. If a link is only served by
* such vehicles it's 'fully restricted'. This means the link can be used
* by cargo arriving in such vehicles, but not by cargo generated or
* transferring at the source station of the link. In order to find out
* about this condition we keep two update timestamps in each link, one for
* the restricted and one for the unrestricted part of it. If either one
* times out while the other is still valid the link becomes fully
* restricted or fully unrestricted, respectively.
* Refreshing a link makes just sure a minimum capacity is kept. Increasing
* actually adds the given capacity.
*/
enum EdgeUpdateMode {
EUM_INCREASE = 1, ///< Increase capacity.
EUM_REFRESH = 1 << 1, ///< Refresh capacity.
EUM_RESTRICTED = 1 << 2, ///< Use restricted link.
EUM_UNRESTRICTED = 1 << 3, ///< Use unrestricted link.
};
DECLARE_ENUM_AS_BIT_SET(EdgeUpdateMode)
#endif /* LINKGRAPH_TYPE_H */
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