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#include "utils.h"
#define RANDOM_DIRECTION_UNITS 4096
Vector2 randomDirection2(int seed, int* nextSeed)
{
Vector2 direction;
direction.x = FT_RANDOM16(seed) % RANDOM_DIRECTION_UNITS;
direction.y = FT_RANDOM16(seed) % RANDOM_DIRECTION_UNITS;
direction.x -= RANDOM_DIRECTION_UNITS / 2.0;
direction.y -= RANDOM_DIRECTION_UNITS / 2.0;
if (nextSeed != NULL)
{
*nextSeed = seed;
}
return Vector2Normalize(direction);
}
Vector3 randomDirection3(int seed, int* nextSeed)
{
Vector3 direction;
direction.x = FT_RANDOM16(seed) % RANDOM_DIRECTION_UNITS;
direction.y = FT_RANDOM16(seed) % RANDOM_DIRECTION_UNITS;
direction.z = FT_RANDOM16(seed) % RANDOM_DIRECTION_UNITS;
direction.x -= RANDOM_DIRECTION_UNITS / 2.0;
direction.y -= RANDOM_DIRECTION_UNITS / 2.0;
direction.z -= RANDOM_DIRECTION_UNITS / 2.0;
if (nextSeed != NULL)
{
*nextSeed = seed;
}
return Vector3Normalize(direction);
}
// Why does the universe feel strange to exist in?
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