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Fix renderSimple

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This commit is contained in:
Miloslav Číž 2018-09-18 19:19:26 +02:00
parent f5dee2c0ab
commit 7d2ccf6753
1 changed files with 5 additions and 2 deletions
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7
raycastlib.h
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@ -1220,7 +1220,10 @@ void _columnFunctionSimple(RCL_HitResult *hits, uint16_t hitCount, uint16_t x,
p.isHorizon = 1; p.isHorizon = 1;
p.depth = 1; p.depth = 1;
while (y < wallStart) RCL_Unit limit = wallStart < _RCL_middleRow ? wallStart : _RCL_middleRow;
// ^ in case there is no wall
while (y < limit)
{ {
p.position.y = y; p.position.y = y;
RCL_PIXEL_FUNCTION(&p); RCL_PIXEL_FUNCTION(&p);
@ -1286,7 +1289,7 @@ RCL_Unit coordStep = 1;
#if RCL_COMPUTE_FLOOR_TEXCOORDS == 1 #if RCL_COMPUTE_FLOOR_TEXCOORDS == 1
RCL_Unit dx = p.hit.position.x - _RCL_camera.position.x; RCL_Unit dx = p.hit.position.x - _RCL_camera.position.x;
RCL_Unit dy = p.hit.position.y - _RCL_camera.position.y; RCL_Unit dy = p.hit.position.y - _RCL_camera.position.y;
RCL_Unit pixPos = y - _RCL_middleRow; RCL_Unit pixPos = y - _RCL_middleRow - 1;
RCL_Unit rayCameraCos = RCL_vectorsAngleCos( RCL_Unit rayCameraCos = RCL_vectorsAngleCos(
RCL_angleToDirection(_RCL_camera.direction),ray.direction); RCL_angleToDirection(_RCL_camera.direction),ray.direction);