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- started floatification on p_map.cpp.

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This commit is contained in:
Christoph Oelckers 2016-03-26 23:19:38 +01:00
commit 6e93264016
10 changed files with 171 additions and 226 deletions
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26
src/p_maputl.cpp
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@ -73,6 +73,30 @@ fixed_t P_AproxDistance (fixed_t dx, fixed_t dy)
//
//==========================================================================
double P_InterceptVector(const divline_t *v2, const divline_t *v1)
{
double num;
double den;
double v1x = v1->x;
double v1y = v1->y;
double v1dx = v1->dx;
double v1dy = v1->dy;
double v2x = v2->x;
double v2y = v2->y;
double v2dx = v2->dx;
double v2dy = v2->dy;
den = v1dy*v2dx - v1dx*v2dy;
if (den == 0)
return 0; // parallel
num = (v1x - v2x)*v1dy + (v2y - v1y)*v1dx;
return num / den;
}
fixed_t P_InterceptVector (const fdivline_t *v2, const fdivline_t *v1)
{
#if 0 // [RH] Use 64 bit ints, so long divlines don't overflow
@ -814,6 +838,8 @@ bool FMultiBlockLinesIterator::Next(FMultiBlockLinesIterator::CheckResult *item)
item->line = line;
item->position.x = offset.x;
item->position.y = offset.y;
// same as above in floating point. This is here so that this stuff can be converted piece by piece.
item->Position = { FIXED2DBL(item->position.x), FIXED2DBL(item->position.y), FIXED2DBL(item->position.z) };
item->portalflags = portalflags;
return true;
}