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don't let gcc automaticly inline functions but make gcc inline bigger

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functions when told to. also make gcc warn if it can't inline a function.

Explicitly inline several functions (including moving VectorNormalize to
mathlib.h so it /can/ be) resulting in a 5.5% speedup for spam2 (88 to 92
fps)
This commit is contained in:
Bill Currie 2003-08-11 06:05:07 +00:00
parent b88d275994
commit 7ead5a91f8
12 changed files with 62 additions and 61 deletions
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24
include/QF/mathlib.h
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@ -95,7 +95,6 @@ void _VectorMA (const vec3_t veca, float scale, const vec3_t vecb,
void _VectorScale (const vec3_t in, vec_t scale, vec3_t out);
void _VectorSubtract (const vec3_t veca, const vec3_t vecb, vec3_t out);
void CrossProduct (const vec3_t v1, const vec3_t v2, vec3_t cross);
float VectorNormalize (vec3_t v); // returns vector length
vec_t _VectorNormalize (vec3_t v); // returns vector length
void VectorInverse (vec3_t v);
int Q_log2(int val);
@ -141,6 +140,7 @@ void RotatePointAroundVector (vec3_t dst, const vec3_t axis,
extern mplane_t frustum[4];
extern inline qboolean R_CullBox (const vec3_t mins, const vec3_t maxs);
extern inline qboolean R_CullSphere (const vec3_t origin, const float radius);
extern inline float VectorNormalize (vec3_t v); // returns vector length
#ifndef IMPLEMENT_R_Cull
extern inline
#endif
@ -173,4 +173,26 @@ R_CullSphere (const vec3_t origin, const float radius)
return false;
}
#ifndef IMPLEMENT_VectorNormalize
extern inline
#endif
float
VectorNormalize (vec3_t v)
{
float length;
length = DotProduct (v, v);
if (length) {
float ilength;
length = sqrt (length);
ilength = 1.0 / length;
v[0] *= ilength;
v[1] *= ilength;
v[2] *= ilength;
}
return length;
}
#endif // __mathlib_h