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Make use of present function

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This commit is contained in:
Miloslav Číž 2018-09-23 18:40:17 +02:00
parent f75b7b7201
commit b682f37048
1 changed files with 9 additions and 14 deletions
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23
raycastlib.h
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@ -987,11 +987,11 @@ RCL_Unit RCL_adjustDistance(RCL_Unit distance, RCL_Camera *camera,
// ^ prevent division by zero // ^ prevent division by zero
} }
/// Helper for drawing floor or ceiling. /// Helper for drawing floor or ceiling. Returns the last drawn pixel position.
static inline int16_t _RCL_drawHorizontal( static inline int16_t _RCL_drawHorizontal(
RCL_Unit yCurrent, RCL_Unit yCurrent,
RCL_Unit yTo, RCL_Unit yTo,
RCL_Unit limit1, // TODO: int16_t? RCL_Unit limit1, // TODO: int16_t?
RCL_Unit limit2, RCL_Unit limit2,
RCL_Unit verticalOffset, RCL_Unit verticalOffset,
int16_t increment, int16_t increment,
@ -1031,6 +1031,7 @@ static inline int16_t _RCL_drawHorizontal(
return limit; return limit;
} }
/// Helper for drawing walls. Returns the last drawn pixel position.
static inline int16_t _RCL_drawWall( static inline int16_t _RCL_drawWall(
RCL_Unit yCurrent, RCL_Unit yCurrent,
RCL_Unit yFrom, RCL_Unit yFrom,
@ -1360,16 +1361,8 @@ void _RCL_columnFunctionSimple(RCL_HitResult *hits, uint16_t hitCount, uint16_t
RCL_Unit limit = RCL_min(wallStart,_RCL_middleRow); RCL_Unit limit = RCL_min(wallStart,_RCL_middleRow);
// ^ in case there is no wall // ^ in case there is no wall
while (y < limit) y = _RCL_drawHorizontal(-1,wallStart,-1,_RCL_middleRow,_RCL_camera.height,1,
{ RCL_COMPUTE_CEILING_DEPTH,&p);
p.position.y = y;
RCL_PIXEL_FUNCTION(&p);
++y;
#if RCL_COMPUTE_CEILING_DEPTH == 1
p.depth += _RCL_horizontalDepthStep;
#endif
}
// draw wall // draw wall
@ -1383,8 +1376,10 @@ void _RCL_columnFunctionSimple(RCL_HitResult *hits, uint16_t hitCount, uint16_t
p.texCoords.x = p.hit.textureCoord; p.texCoords.x = p.hit.textureCoord;
y = _RCL_drawWall(y - 1,wallStart,wallStart + wallHeightScreen - 1,-1, limit = _RCL_drawWall(y,wallStart,wallStart + wallHeightScreen - 1,-1,
_RCL_camera.resolution.y,p.hit.arrayValue,1,&p) + 1; _RCL_camera.resolution.y,p.hit.arrayValue,1,&p);
y = RCL_max(y,limit) + 1; // take max, in case no wall was drawn
// draw floor // draw floor