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Fix U wall texture

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This commit is contained in:
Miloslav Číž 2018-09-27 12:39:30 +02:00
parent 1e8a8e32d9
commit cc6e9c69f4
1 changed files with 19 additions and 2 deletions
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21
raycastlib.h
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@ -883,7 +883,6 @@ void RCL_castRayMultiHit(RCL_Ray ray, RCL_ArrayFunction arrayFunc,
RCL_Unit diff = h.position.x - ray.start.x;
h.position.y = ray.start.y + ((ray.direction.y * diff) /
RCL_nonZero(ray.direction.x));
h.textureCoord = h.position.y;
h.distance =
((h.position.x - ray.start.x) * RCL_UNITS_PER_SQUARE) /
@ -903,7 +902,6 @@ void RCL_castRayMultiHit(RCL_Ray ray, RCL_ArrayFunction arrayFunc,
RCL_Unit diff = h.position.y - ray.start.y;
h.position.x = ray.start.x + ((ray.direction.x * diff) /
RCL_nonZero(ray.direction.y));
h.textureCoord = h.position.x;
h.distance =
((h.position.y - ray.start.y) * RCL_UNITS_PER_SQUARE) /
@ -914,8 +912,27 @@ void RCL_castRayMultiHit(RCL_Ray ray, RCL_ArrayFunction arrayFunc,
h.type = typeFunc(currentSquare.x,currentSquare.y);
#if RCL_COMPUTE_WALL_TEXCOORDS == 1
switch (h.direction)
{
case 0: h.textureCoord =
RCL_wrap(-1 * h.position.x,RCL_UNITS_PER_SQUARE); break;
case 1: h.textureCoord =
RCL_wrap(h.position.y,RCL_UNITS_PER_SQUARE); break;
case 2: h.textureCoord =
RCL_wrap(h.position.x,RCL_UNITS_PER_SQUARE); break;
case 3: h.textureCoord =
RCL_wrap(-1 * h.position.y,RCL_UNITS_PER_SQUARE); break;
default: h.textureCoord = 0; break;
}
if (_RCL_rollFunction != 0)
h.doorRoll = _RCL_rollFunction(currentSquare.x,currentSquare.y);
#else
h.textureCoord = 0;
#endif
hitResults[*hitResultsLen] = h;