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Merge pull request #1213 from purplemarshmallow/coord 

[Glide64] Fix linear texture coordinate transformation
This commit is contained in:
zilmar 2016-11-16 06:06:48 +11:00 committed by GitHub
parent 4410e1d595 1b1479c064
commit 8634b9fda3
1 changed files with 2 additions and 2 deletions
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4
Source/Glide64/3dmath.cpp
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@ -110,8 +110,8 @@ void calc_linear(VERTEX *v)
if (rdp.cur_cache[0])
{
// scale >> 6 is size to map to
v->ou = (acosf(x) / 3.141592654f) * (rdp.tiles[rdp.cur_tile].org_s_scale >> 6);
v->ov = (acosf(y) / 3.141592654f) * (rdp.tiles[rdp.cur_tile].org_t_scale >> 6);
v->ou = (acosf(-x) / 3.141592654f) * (rdp.tiles[rdp.cur_tile].org_s_scale >> 6);
v->ov = (acosf(-y) / 3.141592654f) * (rdp.tiles[rdp.cur_tile].org_t_scale >> 6);
}
v->uv_scaled = 1;
WriteTrace(TraceRDP, TraceVerbose, "calc linear u: %f, v: %f", v->ou, v->ov);