Put the PI constant in builtins

[libs/gl.git] / builtin_data / _builtin.glsl

diff --git a/builtin_data/_builtin.glsl b/builtin_data/_builtin.glsl
index c8336d9a18e12f05dc3a468023fecd7747e0d7fb..1bdfde13306cb347c061dd29d85a7dbb0acb9f77 100644 (file)
--- a/builtin_data/_builtin.glsl
+++ b/builtin_data/_builtin.glsl
@@ -40,6 +40,8 @@ typedef image(dimensions=2[], shadow, sampled) float sampler2DArrayShadow;
 typedef image(dimensions=cube, shadow, sampled) float samplerCubeShadow;
 typedef image(dimensions=cube[], shadow, sampled) float samplerCubeArrayShadow;
 
+const float PI = 3.1415926535;
+
 // BEGIN BUILTIN FUNCTIONS
 float radians(float degrees);
 vec2 radians(vec2 degrees);