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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
#ifndef _TRACE_RAY_H
#define _TRACE_RAY_H
class float3;
class CUnit;
class CFeature;
class CSolidObject;
namespace Collision {
enum {
NOENEMIES = 1,
NOFRIENDLIES = 2,
NOFEATURES = 4,
NONEUTRALS = 8,
NOGROUND = 16,
BOOLEAN = 32, // skip further testings after the first collision
NOUNITS = NOENEMIES | NOFRIENDLIES | NONEUTRALS
};
}
namespace TraceRay {
float TraceRay(const float3& start, const float3& dir, float length, int collisionFlags, const CUnit* owner, CUnit*& hitUnit, CFeature*& hitFeature);
float GuiTraceRay(const float3& start, const float3& dir, float length, bool useRadar, const CUnit* exclude, CUnit*& hitUnit, CFeature*& hitFeature);
bool LineFeatureCol(const float3& start, const float3& dir, float length);
/**
* @return true if there is an object (allied/neutral unit, feature)
* within the firing cone of \<owner\> (that might be hit)
*/
bool TestCone(
const float3& from,
const float3& dir,
float length,
float spread,
int allyteam,
bool testFriendly,
bool testNeutral,
bool testFeatures,
CUnit* owner);
/**
* @return true if there is an object (allied/neutral unit, feature)
* within the firing trajectory of \<owner\> (that might be hit)
*/
bool TestTrajectoryCone(
const float3& from,
const float3& dir,
float length,
float linear,
float quadratic,
float spread,
float baseSize,
int allyteam,
bool testFriendly,
bool testNeutral,
bool testFeatures,
CUnit* owner);
}
#endif // _TRACE_RAY_H
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