From 504f92c739ffc916084ed821cb9f437276213057 Mon Sep 17 00:00:00 2001 From: Chia-I Wu Date: Fri, 5 Aug 2011 12:54:05 +0900 Subject: [PATCH] mesa: android has no log2f nor ffs Define log2f(v) to be logf(v) / M_LN2 and ffs to __builtin_ffs. Reviewed-by: Chad Versace --- src/mesa/main/imports.h | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/src/mesa/main/imports.h b/src/mesa/main/imports.h index 3fa1db0..70defdc 100644 --- a/src/mesa/main/imports.h +++ b/src/mesa/main/imports.h @@ -134,7 +134,13 @@ typedef union { GLfloat f; GLint i; } fi_type; #define exp2f(f) ((float) exp2(f)) #define floorf(f) ((float) floor(f)) #define logf(f) ((float) log(f)) + +#ifdef ANDROID +#define log2f(f) (logf(f) * (float) (1.0 / M_LN2)) +#else #define log2f(f) ((float) log2(f)) +#endif + #define powf(x,y) ((float) pow(x,y)) #define sinf(f) ((float) sin(f)) #define sinhf(f) ((float) sinh(f)) @@ -562,7 +568,7 @@ _mesa_init_sqrt_table(void); #ifdef __GNUC__ -#ifdef __MINGW32__ +#if defined(__MINGW32__) || defined(ANDROID) #define ffs __builtin_ffs #define ffsll __builtin_ffsll #endif -- 2.7.4