Units.c File Reference

#include "../../Inc/Utils/Units.h"
#include "../../Inc/Utils/MessageFormat.h"
#include <string.h>
#include <math.h>

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Functions
void	initUnits (void)
const UnitDefinition *	getUnitDefinition (UnitId unit_id)
UnitId	getUnitIdBySymbol (const char *symbol)
bool	validateUnitValue (UnitId unit_id, float value)
float	convertUnits (float value, UnitId from_unit, UnitId to_unit)

Variables
static const UnitDefinition	unit_definitions [UNIT_COUNT]

Function Documentation

convertUnits()

float convertUnits	(	float	value,
		UnitId	from_unit,
		UnitId	to_unit
	)

Definition at line 99 of file Units.c.

                                                                  {
    const UnitDefinition* from_def = getUnitDefinition(from_unit);
    const UnitDefinition* to_def = getUnitDefinition(to_unit);
    
    // Only convert within same category
    if (from_def->category != to_def->category) {
        return value;  // No conversion possible
    }
    
    // Convert to base unit, then to target unit
    float base_value = value * from_def->scale_factor;
    return base_value / to_def->scale_factor;
}

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getUnitDefinition()

const UnitDefinition * getUnitDefinition

(

UnitId

unit_id

)

Definition at line 78 of file Units.c.

                                                        {
    if (unit_id >= UNIT_COUNT) {
        return &unit_definitions[UNIT_DIMENSIONLESS];  // Fallback
    }
    return &unit_definitions[unit_id];
}

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getUnitIdBySymbol()

UnitId getUnitIdBySymbol

(

const char *

symbol

)

Definition at line 85 of file Units.c.

                                             {
    for (UnitId i = 0; i < UNIT_COUNT; i++) {
        if (strcmp(unit_definitions[i].symbol, symbol) == 0) {
            return i;
        }
    }
    return UNIT_DIMENSIONLESS;  // Fallback
}

initUnits()

void initUnits

(

void

)

Definition at line 74 of file Units.c.

                     {
    sendMessage("Units", MSG_DEBUG, "Units system initialized with %d unit types", UNIT_COUNT);
}

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validateUnitValue()

bool validateUnitValue	(	UnitId	unit_id,
		float	value
	)

Definition at line 94 of file Units.c.

                                                    {
    const UnitDefinition* unit = getUnitDefinition(unit_id);
    return (value >= unit->absolute_min && value <= unit->absolute_max);
}

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Variable Documentation

unit_definitions

const UnitDefinition unit_definitions[UNIT_COUNT]

static

Definition at line 6 of file Units.c.