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authorJoel Bodenmann <joel@seriouslyembedded.com>2015-11-28 23:41:24 +0100
committerJoel Bodenmann <joel@seriouslyembedded.com>2015-11-28 23:41:24 +0100
commit02e793e5db3ea240432d43c3f9ab098516df1173 (patch)
tree1fc2f98790ba5b7cf70c75b4dd2c062e31d42f6f /src/gmisc
parent5a99092b794373966e444296c57991631e712c70 (diff)
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using GFX_PI internally to avoid issues with M_PI
Diffstat (limited to 'src/gmisc')
-rw-r--r--src/gmisc/gmisc.h6
-rw-r--r--src/gmisc/gmisc_matrix2d.c2
2 files changed, 4 insertions, 4 deletions
diff --git a/src/gmisc/gmisc.h b/src/gmisc/gmisc.h
index 7ce91442..aa845261 100644
--- a/src/gmisc/gmisc.h
+++ b/src/gmisc/gmisc.h
@@ -75,14 +75,14 @@ typedef int32_t fixed;
/**
* @brief The famous number pi
*/
-#ifndef PI
- #define PI 3.1415926535897932384626433832795028841971693993751
+#ifndef GFX_PI
+ #define GFX_PI 3.1415926535897932384626433832795028841971693993751
#endif
/**
* @brief pi as a fixed point
*/
-#define FIXED_PI FP2FIXED(PI)
+#define FIXED_PI FP2FIXED(GFX_PI)
/*===========================================================================*/
/* External declarations. */
diff --git a/src/gmisc/gmisc_matrix2d.c b/src/gmisc/gmisc_matrix2d.c
index 2cd162f2..352afbe7 100644
--- a/src/gmisc/gmisc_matrix2d.c
+++ b/src/gmisc/gmisc_matrix2d.c
@@ -75,7 +75,7 @@ void gmiscMatrixFloat2DApplyRotation(MatrixFloat2D *dst, const MatrixFloat2D *sr
s = fsin(angle);
c = fcos(angle);
#else
- c = angle*M_PI/180;
+ c = angle*GFX_PI/180;
s = sin(c);
c = cos(c);
#endif