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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
#ifndef BUILD_INFO_H
#define BUILD_INFO_H
#include <string>
#include "System/float3.h"
#include "System/type2.h"
#include "Sim/Misc/GlobalConstants.h"
#include "Sim/Units/CommandAI/Command.h"
struct UnitDef;
/**
* Info about a build, which consists of additional properties
* of a unit that only exist during construction.
*/
struct BuildInfo
{
BuildInfo();
BuildInfo(const UnitDef* def, const float3& pos, int buildFacing);
BuildInfo(const std::string& name, const float3& pos, int facing);
BuildInfo(const Command& c) { Parse(c); }
int GetXSize() const;
int GetZSize() const;
bool Parse(const Command& c);
bool FootPrintOverlap(const float3& fpMid, const float2& fpDims) const {
const float xs = GetXSize() * SQUARE_SIZE * 0.5f;
const float zs = GetZSize() * SQUARE_SIZE * 0.5f;
const float2 bpMins = {pos.x - xs, pos.z - zs};
const float2 bpMaxs = {pos.x + xs, pos.z + zs};
const float2 fpMins = {fpMid.x - fpDims.x, fpMid.z - fpDims.y};
const float2 fpMaxs = {fpMid.x + fpDims.x, fpMid.z + fpDims.y};
// true for any of these implies no overlap
return (!((fpMins.x > bpMaxs.x) || (fpMaxs.x < bpMins.x) || (fpMins.y > bpMaxs.y) || (fpMaxs.y < bpMins.y)));
}
int CreateCommandID() const;
void AddCommandParams(Command& cmd) const;
inline Command CreateCommand(unsigned char options = 0) const
{
// this is inlined to prevent copying of cmd on return
Command cmd(CreateCommandID(), options);
AddCommandParams(cmd);
return cmd;
}
const UnitDef* def;
float3 pos;
int buildFacing;
};
#endif /* BUILD_INFO_H */
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