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Faster floor

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This commit is contained in:
Luke Benstead 2020-02-17 20:49:40 +00:00
parent 4ebd112784
commit 24fe33358c
1 changed files with 4 additions and 1 deletions
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GL/lighting.c
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@ -1,6 +1,7 @@
#include <stdio.h> #include <stdio.h>
#include <string.h> #include <string.h>
#include <math.h> #include <math.h>
#include <limits.h>
#include <dc/vec3f.h> #include <dc/vec3f.h>
#include "private.h" #include "private.h"
@ -278,8 +279,10 @@ GL_FORCE_INLINE float FEXP(float y) {
#define LOGBODGE 0.346607f #define LOGBODGE 0.346607f
#define POWBODGE 0.33971f #define POWBODGE 0.33971f
const static float FINT_MAX = (float) INT_MAX;
GL_FORCE_INLINE float FFLOOR(float x) { GL_FORCE_INLINE float FFLOOR(float x) {
return (int) x - (x < (int) x); return (int)(x + FINT_MAX) - INT_MAX;
} }
GL_FORCE_INLINE float FLOG2(float i) { GL_FORCE_INLINE float FLOG2(float i) {