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| author | Thomas White <taw@physics.org> | 2010-02-22 18:26:47 +0100 |
|---|---|---|
| committer | Thomas White <taw@physics.org> | 2010-02-22 18:26:47 +0100 |
| commit | cf5248059508ace98f1f084a1a1fbc39700b836b (patch) | |
| tree | e7b6416e0a4dd364c016e2f262b3204155f73d04 | |
| parent | b024c40bc2ce1167697d008ce95243bed70be367 (diff) | |
Define M_PI only if it's not already defined
| -rw-r--r-- | data/diffraction.cl | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/data/diffraction.cl b/data/diffraction.cl index c3a0e637..d3fef375 100644 --- a/data/diffraction.cl +++ b/data/diffraction.cl @@ -11,7 +11,9 @@ #include <defs.h> +#ifndef M_PI #define M_PI ((float)(3.14159265)) +#endif float4 quat_rot(float4 q, float4 z) { |