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- removed unused 'wallvisible' function.

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This commit is contained in:
Christoph Oelckers 2021-03-15 08:35:30 +01:00
parent 8aa59f2385
commit ac82838859
2 changed files with 0 additions and 15 deletions
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2
source/build/include/build.h
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@ -657,8 +657,6 @@ typedef struct s_equation
float a, b, c;
} _equation;
int32_t wallvisible(int32_t const x, int32_t const y, int16_t const wallnum);
#define STATUS2DSIZ 144
#define STATUS2DSIZ2 26

13
source/build/src/engine.cpp
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@ -1070,19 +1070,6 @@ static inline _equation equation(float const x1, float const y1, float const x2,
}
}
int32_t wallvisible(int32_t const x, int32_t const y, int16_t const wallnum)
{
// 1 if wall is in front of player 0 otherwise
auto w1 = (uwallptr_t)&wall[wallnum];
auto w2 = (uwallptr_t)&wall[w1->point2];
int32_t const a1 = getangle(w1->x - x, w1->y - y);
int32_t const a2 = getangle(w2->x - x, w2->y - y);
return (((a2 + (2048 - a1)) & 2047) <= 1024);
}
static inline int32_t sameside(const _equation *eq, const vec2f_t *p1, const vec2f_t *p2)
{
const float sign1 = (eq->a * p1->x) + (eq->b * p1->y) + eq->c;