numeric.cpp File Reference

#include "numeric.h"
#include "log.h"
#include "constants.h"
#include "noise.h"
#include "threading/mutex_auto_lock.h"
#include <cstring>
#include <cmath>

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Functions
u32	myrand ()
void	mysrand (unsigned int seed)
void	myrand_bytes (void *out, size_t len)
float	myrand_float ()
int	myrand_range (int min, int max)
float	myrand_range (float min, float max)
u64	murmur_hash_64_ua (const void *key, int len, unsigned int seed)
bool	isBlockInSight (v3s16 blockpos_b, v3f camera_pos, v3f camera_dir, f32 camera_fov, f32 range, f32 *distance_ptr)
float	adjustDist (float dist, float zoom_fov)
s16	adjustDist (s16 dist, float zoom_fov)
void	setPitchYawRollRad (core::matrix4 &m, v3f rot)
v3f	getPitchYawRollRad (const core::matrix4 &m)

Variables
static PcgRandom	g_pcgrand

Function Documentation

adjustDist() [1/2]

float adjustDist ( float dist, float zoom_fov )

inline

Referenced by adjustDist(), DirectionalLight::createSplitMatrices(), RemoteClient::GetNextBlocks(), and Camera::updateViewingRange().

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adjustDist() [2/2]

s16 adjustDist	(	s16	dist,
		float	zoom_fov )

References adjustDist().

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getPitchYawRollRad()

v3f getPitchYawRollRad

(

const core::matrix4 &

m

)

Referenced by getPitchYawRoll(), and TestUtilities::testEulerConversion().

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isBlockInSight()

bool isBlockInSight	(	v3s16	blockpos_b,
		v3f	camera_pos,
		v3f	camera_dir,
		f32	camera_fov,
		f32	range,
		f32 *	distance_ptr )

References BLOCK_MAX_RADIUS, BS, MAP_BLOCKSIZE, and MYMAX.

Referenced by fillViewConeBlock(), RemoteClient::GetNextBlocks(), and TestUtilities::testIsBlockInSight().

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murmur_hash_64_ua()

u64 murmur_hash_64_ua	(	const void *	key,
		int	len,
		unsigned int	seed )

Referenced by check_field_or_nil(), getHashForString(), ModApiBase::l_deprecated_function(), logOnce(), read_seed(), and script_log_unique().

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myrand()

u32 myrand

(

)

References g_pcgrand, and PcgRandom::next().

Referenced by Sky::Sky(), ObjDefManager::addRaw(), ScriptApiServer::allocateDynamicMediaCallback(), ISoundManager::allocateId(), ABMHandler::apply(), Game::createClient(), ImageSource::generateImagePart(), sound::OpenALSoundManager::getLoadedSoundNameFromGroup(), TestBase::getTestTempFile(), MyRandGenerator::operator()(), MapgenV6::placeTreesAndJungleGrass(), RandomInputHandler::Rand(), and UDPSocket::Send().

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myrand_bytes()

void myrand_bytes	(	void *	out,
		size_t	len )

References PcgRandom::bytes(), and g_pcgrand.

Referenced by MapgenParams::readParams().

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myrand_float()

float myrand_float

(

)

References g_pcgrand, PcgRandom::next(), and U32_MAX.

Referenced by ParticleSpawner::ParticleSpawner(), myrand_range(), ParticleParamTypes::RangedParameter< T >::pickWithin(), and ParticleSpawner::step().

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myrand_range() [1/2]

float myrand_range	(	float	min,
		float	max )

References myrand_float().

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myrand_range() [2/2]

int myrand_range	(	int	min,
		int	max )

References g_pcgrand, and PcgRandom::range().

Referenced by ABMWithState::ABMWithState(), ParticleManager::addNodeParticle(), MapBlockMesh::animate(), benchGetObjectsInArea(), ParticleParamTypes::TweenedParameter< T >::blend(), Schematic::blitToVManip(), con::Connection::createPeer(), Server::findSpawnPos(), ClientMap::getBackgroundBrightness(), ParticleManager::getNodeParticleParams(), Map::isBlockOccluded(), ClientLauncher::launch_game(), Schematic::placeOnMap(), Schematic::placeOnVManip(), MapgenV6::placeTreesAndJungleGrass(), and ParticleSpawner::spawnParticle().

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mysrand()

void mysrand

(

unsigned int

seed

)

References g_pcgrand, and PcgRandom::seed().

Referenced by init_common().

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setPitchYawRollRad()

void setPitchYawRollRad	(	core::matrix4 &	m,
		v3f	rot )

Referenced by setPitchYawRoll(), and TestUtilities::testEulerConversion().

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Variable Documentation

g_pcgrand

PcgRandom g_pcgrand

static

Referenced by myrand(), myrand_bytes(), myrand_float(), myrand_range(), and mysrand().