#include "procgen/PointSet.h"
#include <algorithm>
#include <cmath>
#include <cstdint>
#include <limits>
#include <string_view>
#include <unordered_map>

浏览源代码.

命名空间
namespace	eve
	Build metadata (engine git commit, build time, third-party version).

namespace	eve::procgen

函数
bool	eve::procgen::isPointFloatSelector (std::string_view name) noexcept
	True when point float selector.

bool	eve::procgen::isPointFloatChannel (std::string_view name) noexcept
	Return whether `name` is a valid float channel (builtin selector or metadata name).

EVENGINE_API_DOMAINS Result< float >	eve::procgen::readPointFloatChannel (const PointSet &points, int index, std::string_view name, float defaultValue)
	Read a float metadata column or closed `$` point-field selector.

Result< void >	eve::procgen::writePointFloatChannel (PointSet &points, int index, std::string_view name, float value)
	Write a float metadata column or closed `$` point-field selector.

PointSet	eve::procgen::mathPointFloatAttribute (const PointSet &input, const std::string &attribute, const std::string &outputAttribute, const std::string &operation, float operand, float defaultValue)
	Apply one scalar operation to a float metadata attribute or `$` selector.

EVENGINE_API_DOMAINS PointSet	eve::procgen::filterPointFloatAttribute (const PointSet &input, const std::string &name, float minValue, float maxValue, bool invert)
	Select points whose named float attribute or `$` selector lies in an inclusive range.

PointSet	eve::procgen::filterPointIntAttribute (const PointSet &input, const std::string &name, std::int64_t minValue, std::int64_t maxValue, bool invert)
	Select points whose named int attribute lies in an inclusive range.

PointSet	eve::procgen::filterPointBoolAttribute (const PointSet &input, const std::string &name, bool value, bool invert)
	Select points whose named bool attribute equals a value.

Result< PointSet >	eve::procgen::copyPointAttribute (const PointSet &input, const std::string &source, const std::string &target)
	Copy one float channel or typed metadata column onto another name.

Result< PointSet >	eve::procgen::renamePointAttribute (const PointSet &input, const std::string &from, const std::string &to)
	Rename one metadata column.

Result< PointSet >	eve::procgen::deletePointAttribute (const PointSet &input, const std::string &name)
	Delete one metadata column.

Result< PointSet >	eve::procgen::transferPointAttribute (const PointSet &target, const PointSet &source, const std::string &attribute, const std::string &outputAttribute, const std::string &mode)
	Transfer one attribute from `source` onto `target` points.

PointSet	eve::procgen::setPointIntAttribute (const PointSet &input, const std::string &attribute, std::int64_t value)
	Write a constant int metadata column on every point.

PointSet	eve::procgen::setPointBoolAttribute (const PointSet &input, const std::string &attribute, bool value)
	Write a constant bool metadata column on every point.

PointSet	eve::procgen::setPointVectorAttribute (const PointSet &input, const std::string &attribute, float x, float y, float z)
	Write a constant vector metadata column on every point.

Result< PointSet >	eve::procgen::comparePointFloatAttribute (const PointSet &input, const std::string &attribute, const std::string &comparison, float operand, const std::string &outputAttribute, float defaultValue)
	Compare a float channel against an operand and write a bool metadata column.

Result< PointSet >	eve::procgen::selectPointFloatAttribute (const PointSet &input, const std::string &conditionAttribute, const std::string &trueAttribute, const std::string &falseAttribute, const std::string &outputAttribute, float trueDefault, float falseDefault)
	Select between two float channels using a bool metadata condition.

void	eve::procgen::ensurePointSetDataRow (PointSet &points)
	Return whether `name` is a known `$`-prefixed float point-field selector.

EVENGINE_API_DOMAINS Result< void >	eve::procgen::setPointDataFloatAttribute (PointSet &points, const std::string &attribute, float value)
	Write a float into the PointSet @Data domain.

Result< void >	eve::procgen::setPointDataIntAttribute (PointSet &points, const std::string &attribute, std::int64_t value)
	Write an int into the PointSet @Data domain.

Result< void >	eve::procgen::setPointDataStringAttribute (PointSet &points, const std::string &attribute, const std::string &value)
	Write a string into the PointSet @Data domain.

EVENGINE_API_DOMAINS PointSet	eve::procgen::partitionPointAttribute (const PointSet &input, const std::string &attribute, const std::string &outputAttribute, const std::string &mode)
	Assign partition indices from a string/int attribute (mode: value\|hash).

EVENGINE_API_DOMAINS PointSet	eve::procgen::noisePointFloatAttribute (const PointSet &input, const std::string &attribute, uint32_t seed, float frequency, float amplitude, float offset)
	Write deterministic float noise into a metadata attribute.

PointSet	eve::procgen::mathPointIntAttribute (const PointSet &input, const std::string &attribute, const std::string &outputAttribute, const std::string &operation, std::int64_t operand, std::int64_t defaultValue)
	Apply integer math to an int metadata column.

PointSet	eve::procgen::mathPointVectorAttribute (const PointSet &input, const std::string &attribute, const std::string &outputAttribute, const std::string &operation, float operandX, float operandY, float operandZ, float defaultX, float defaultY, float defaultZ)
	Apply vector math to a vector metadata column.

命名空间

函数