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replace log() calls with constants

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This commit is contained in:
Campbell Barton
2011-06-09 14:27:51 +00:00
parent d4ae38cc6c
commit 15d0d3f41e
7 changed files with 8 additions and 8 deletions
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2
source/blender/blenkernel/intern/multires.c
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@@ -1020,7 +1020,7 @@ static void old_mdisps_rotate(int S, int UNUSED(newside), int oldside, int x, in
static void old_mdisps_convert(MFace *mface, MDisps *mdisp)
{
int newlvl = log(sqrt(mdisp->totdisp)-1)/log(2);
int newlvl = log(sqrt(mdisp->totdisp)-1)/M_LN2;
int oldlvl = newlvl+1;
int oldside = multires_side_tot[oldlvl];
int newside = multires_side_tot[newlvl];

2
source/blender/blenkernel/intern/seqeffects.c
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@@ -1582,7 +1582,7 @@ typedef struct WipeZone {
static void precalc_wipe_zone(WipeZone *wipezone, WipeVars *wipe, int xo, int yo)
{
wipezone->flip = (wipe->angle < 0);
wipezone->angle = pow(fabsf(wipe->angle)/45.0f, log(xo)/log(2.0f));
wipezone->angle = pow(fabsf(wipe->angle)/45.0f, log(xo)/M_LN2);
wipezone->xo = xo;
wipezone->yo = yo;
wipezone->width = (int)(wipe->edgeWidth*((xo+yo)/2.0f));

2
source/blender/blenlib/intern/math_base_inline.c
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@@ -114,7 +114,7 @@ MINLINE float shell_angle_to_dist(const float angle)
/* used for zoom values*/
MINLINE float power_of_2(float val)
{
return (float)pow(2.0, ceil(log((double)val) / log(2.0)));
return (float)pow(2.0, ceil(log((double)val) / M_LN2));
}
MINLINE float minf(float a, float b)

4
source/blender/editors/interface/interface.c
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@@ -1733,7 +1733,7 @@ void ui_set_but_default(bContext *C, short all)
static double soft_range_round_up(double value, double max)
{
/* round up to .., 0.1, 0.2, 0.5, 1, 2, 5, 10, 20, 50, .. */
double newmax= pow(10.0, ceil(log(value)/log(10.0)));
double newmax= pow(10.0, ceil(log(value)/M_LN10));
if(newmax*0.2 >= max && newmax*0.2 >= value)
return newmax*0.2;
@@ -1746,7 +1746,7 @@ static double soft_range_round_up(double value, double max)
static double soft_range_round_down(double value, double max)
{
/* round down to .., 0.1, 0.2, 0.5, 1, 2, 5, 10, 20, 50, .. */
double newmax= pow(10.0, floor(log(value)/log(10.0)));
double newmax= pow(10.0, floor(log(value)/M_LN10));
if(newmax*5.0 <= max && newmax*5.0 <= value)
return newmax*5.0;

2
source/blender/editors/space_outliner/outliner.c
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@@ -436,7 +436,7 @@ static void outliner_sort(SpaceOops *soops, ListBase *lb)
static TreeElement *outliner_add_element(SpaceOops *soops, ListBase *lb, void *idv,
TreeElement *parent, short type, short index);
#define LOG2I(x) (int)(log(x)/log(2.0))
#define LOG2I(x) (int)(log(x)/M_LN2)
static void outliner_add_passes(SpaceOops *soops, TreeElement *tenla, ID *id, SceneRenderLayer *srl)
{

2
source/blender/render/intern/source/sunsky.c
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@@ -460,7 +460,7 @@ void AtmospherePixleShader( struct SunSky* sunSky, float view[3], float s, float
vec3opv(sunSky->atm_BetaRM, sunSky->atm_BetaRay, +, sunSky->atm_BetaMie);
//e^(-(beta_1 + beta_2) * s) = E1
vec3opf(E1, sunSky->atm_BetaRM, *, -s/log(2));
vec3opf(E1, sunSky->atm_BetaRM, *, -s/M_LN2);
E1[0] = exp(E1[0]);
E1[1] = exp(E1[1]);
E1[2] = exp(E1[2]);

2
source/gameengine/Converter/KX_ConvertActuators.cpp
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@@ -397,7 +397,7 @@ void BL_ConvertActuators(char* maggiename,
new KX_SoundActuator(gameobj,
snd_sound,
soundact->volume,
(float)(exp((soundact->pitch / 12.0) * log(2.0))),
(float)(exp((soundact->pitch / 12.0) * M_LN2)),
is3d,
settings,
soundActuatorType);