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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
#ifndef MOVEDEF_HANDLER_H
#define MOVEDEF_HANDLER_H
#include <vector>
#include <map>
#include <string>
#include "System/float3.h"
#include "System/creg/creg_cond.h"
class MoveDefHandler;
class CSolidObject;
class LuaTable;
#pragma pack(push, 1)
struct MoveDef {
CR_DECLARE_STRUCT(MoveDef)
MoveDef();
MoveDef(const LuaTable& moveDefTable, int moveDefID);
bool TestMoveSquare(
const CSolidObject* collider,
const int xTestMoveSqr,
const int zTestMoveSqr,
const float3& testMoveDir = ZeroVector,
bool testTerrain = true,
bool testObjects = true,
bool centerOnly = false,
float* minSpeedMod = NULL,
int* maxBlockBit = NULL
) const;
bool TestMoveSquare(
const CSolidObject* collider,
const float3& testMovePos,
const float3& testMoveDir = ZeroVector,
bool testTerrain = true,
bool testObjects = true,
bool centerOnly = false,
float* minSpeedMod = NULL,
int* maxBlockBit = NULL
) const;
float GetDepthMod(const float height) const;
unsigned int GetCheckSum() const;
static float GetDefaultMinWaterDepth() { return -1e6f; }
static float GetDefaultMaxWaterDepth() { return +1e6f; }
/// determines which of the {tank,kbot,hover,ship}Speed
/// modifiers this MoveDef receives from a terrain-type
enum SpeedModClass {
Tank = 0,
KBot = 1,
Hover = 2,
Ship = 3
};
enum TerrainClass {
Land = 0, /// we are restricted to "land" (terrain with height >= 0)
Water = 1, /// we are restricted to "water" (terrain with height < 0)
Mixed = 2, /// we can exist at heights both greater and smaller than 0
};
enum DepthModParams {
DEPTHMOD_MIN_HEIGHT = 0,
DEPTHMOD_MAX_HEIGHT = 1,
DEPTHMOD_MAX_SCALE = 2,
DEPTHMOD_QUA_COEFF = 3,
DEPTHMOD_LIN_COEFF = 4,
DEPTHMOD_CON_COEFF = 5,
DEPTHMOD_NUM_PARAMS = 6,
};
enum SpeedModMults {
SPEEDMOD_MOBILE_IDLE_MULT = 0,
SPEEDMOD_MOBILE_BUSY_MULT = 1,
SPEEDMOD_MOBILE_MOVE_MULT = 2,
SPEEDMOD_MOBILE_NUM_MULTS = 3,
};
std::string name;
SpeedModClass speedModClass;
TerrainClass terrainClass;
/// of the footprint
int xsize, xsizeh;
int zsize, zsizeh;
/// minWaterDepth for ships, maxWaterDepth otherwise
/// controls movement and (un-)loading constraints
float depth;
float depthModParams[DEPTHMOD_NUM_PARAMS];
float maxSlope;
float slopeMod;
float crushStrength;
// PF speedmod-multipliers for squares blocked by mobile units
// (which can respectively be "idle" == non-moving and have no
// orders, "busy" == non-moving but have orders, or "moving")
// NOTE:
// includes one extra padding element to make the moveMath
// member start on an 8-byte boundary for 64-bit platforms
float speedModMults[SPEEDMOD_MOBILE_NUM_MULTS + 1];
unsigned int pathType;
/// number of UnitDef types that refer to this MoveDef class
unsigned int udRefCount;
/// heatmap path-cost modifier
float heatMod;
float flowMod;
/// heat produced by a path
int heatProduced;
/// do we stick to the ground when in water?
bool followGround;
/// are we supposed to be a purely sub-surface ship?
bool subMarine;
/// do we try to pathfind around squares blocked by mobile units?
///
/// this also serves as a padding byte for alignment so compiler
/// does not insert it (GetCheckSum would need to skip such bytes
/// otherwise, since they are never initialized)
bool avoidMobilesOnPath;
bool allowTerrainCollisions;
/// do we leave heat and avoid any left by others?
bool heatMapping;
bool flowMapping;
};
#pragma pack(pop)
class LuaParser;
class MoveDefHandler
{
CR_DECLARE_STRUCT(MoveDefHandler)
public:
MoveDefHandler(LuaParser* defsParser);
MoveDef* GetMoveDefByPathType(unsigned int pathType) { return &moveDefs[pathType]; }
MoveDef* GetMoveDefByName(const std::string& name);
unsigned int GetNumMoveDefs() const { return moveDefs.size(); }
unsigned int GetCheckSum() const { return checksum; }
private:
std::vector<MoveDef> moveDefs;
std::map<std::string, int> moveDefNames;
unsigned int checksum;
};
extern MoveDefHandler* moveDefHandler;
#endif // MOVEDEF_HANDLER_H
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