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This commit is contained in:
Miloslav Číž 2018-08-31 11:32:53 +02:00
parent 5ee1c370dc
commit c6bcb70158
1 changed files with 7 additions and 7 deletions
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14
raycastlib.h
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@ -309,13 +309,13 @@ void castRayMultiHit(Ray ray, int16_t (*arrayFunc)(int16_t, int16_t),
*hitResultsLen = 0; *hitResultsLen = 0;
int16_t squareType = arrayFunc(currentSquare.x,currentSquare.y); int_fast16_t squareType = arrayFunc(currentSquare.x,currentSquare.y);
Vector2D no, co; // next cell offset, collision offset Vector2D no, co; // next cell offset, collision offset
for (uint16_t i = 0; i < maxSteps; ++i) for (uint_fast16_t i = 0; i < maxSteps; ++i)
{ {
int16_t currentType = arrayFunc(currentSquare.x,currentSquare.y); int_fast16_t currentType = arrayFunc(currentSquare.x,currentSquare.y);
if (currentType != squareType) if (currentType != squareType)
{ {
@ -380,7 +380,7 @@ void castRaysMultiHit(
void (*hitFunc)(uint16_t pos, HitResult hit, uint16_t hitNo, Ray r), void (*hitFunc)(uint16_t pos, HitResult hit, uint16_t hitNo, Ray r),
uint16_t maxHits, uint16_t maxSteps) uint16_t maxHits, uint16_t maxSteps)
{ {
uint16_t fovHalf = fovAngle / 2; uint_fast16_t fovHalf = fovAngle / 2;
Vector2D dir1 = angleToDirection(directionAngle - fovHalf); Vector2D dir1 = angleToDirection(directionAngle - fovHalf);
Vector2D dir2 = angleToDirection(directionAngle + fovHalf); Vector2D dir2 = angleToDirection(directionAngle + fovHalf);
@ -389,19 +389,19 @@ void castRaysMultiHit(
Unit dY = dir2.y - dir1.y; Unit dY = dir2.y - dir1.y;
HitResult hits[maxHits]; HitResult hits[maxHits];
uint16_t hitCount; uint_fast16_t hitCount;
Ray r; Ray r;
r.start = position; r.start = position;
for (uint8_t i = 0; i < resolution; ++i) for (uint_fast8_t i = 0; i < resolution; ++i)
{ {
r.direction.x = dir1.x + (dX * i) / resolution; r.direction.x = dir1.x + (dX * i) / resolution;
r.direction.y = dir1.y + (dY * i) / resolution; r.direction.y = dir1.y + (dY * i) / resolution;
castRayMultiHit(r,arrayFunc,maxSteps,hits,&hitCount,maxHits); castRayMultiHit(r,arrayFunc,maxSteps,hits,&hitCount,maxHits);
for (uint8_t j = 0; j < hitCount; ++j) for (uint_fast8_t j = 0; j < hitCount; ++j)
hitFunc(i,hits[j],j,r); hitFunc(i,hits[j],j,r);
} }
} }