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quake: merge the remaining Pocket Quake PQ_OPT changes

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I didn't do _OPT3 because it's disabled in the PQ source.

This gives as +0.2FPS boost over the last commit.

Change-Id: I9c3c8fb7bd23262beb810da6e9469d6b6c4b2a81
This commit is contained in:
Franklin Wei 2019-08-09 20:31:24 -04:00
parent ee70dad305
commit f5bb7fddec
7 changed files with 767 additions and 4 deletions
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44
apps/plugins/sdl/progs/quake/r_misc.c
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@ -286,8 +286,18 @@ void R_TransformFrustum (void)
v2[2] = v[1]*vright[2] + v[2]*vup[2] + v[0]*vpn[2];
VectorCopy (v2, view_clipplanes[i].normal);
view_clipplanes[i].dist = DotProduct (modelorg, v2);
#ifdef USE_PQ_OPT2
if (!v2[0]) view_clipplanes_fxp[i].normal[0]=2<29;
else view_clipplanes_fxp[i].normal[0]=(int)(4096.0f/v2[0]);
if (!v2[1]) view_clipplanes_fxp[i].normal[1]=2<29;
else view_clipplanes_fxp[i].normal[1]=(int)(4096.0f/v2[1]);
if (!v2[2]) view_clipplanes_fxp[i].normal[2]=2<29;
else view_clipplanes_fxp[i].normal[2]=(int)(4096.0f/v2[2]);
view_clipplanes_fxp[i].dist=(int)(view_clipplanes[i].dist*128.0);
#endif
}
}
@ -306,6 +316,38 @@ void TransformVector (vec3_t in, vec3_t out)
out[2] = DotProduct(in,vpn);
}
#ifdef USE_PQ_OPT
//JB: Optimization
static float last;
static fpvec3 fpvright, fpvup, fpvpn;
void FPTransformVector( fpvec3 in, fpvec3 out )
{
if (last != vright[0])
{
last = vright[0];
fpvright[0] = (int)(16384.0f * vright[0]);
fpvright[1] = (int)(16384.0f * vright[1]);
fpvright[2] = (int)(16384.0f * vright[2]);
fpvup[0] = (int)(16384.0f * vup[0]);
fpvup[1] = (int)(16384.0f * vup[1]);
fpvup[2] = (int)(16384.0f * vup[2]);
fpvpn[0] = (int)(16384.0f * vpn[0]);
fpvpn[1] = (int)(16384.0f * vpn[1]);
fpvpn[2] = (int)(16384.0f * vpn[2]);
}
out[0] = (in[0] * fpvright[0] +
in[1] * fpvright[1] +
in[2] * fpvright[2]) >> 4;
out[1] = (in[0] * fpvup[0] +
in[1] * fpvup[1] +
in[2] * fpvup[2]) >> 4;
out[2] = (in[0] * fpvpn[0] +
in[1] * fpvpn[1] +
in[2] * fpvpn[2]) >> 4;
}
#endif
#endif