From 76850c7caf57fb231ddbad8c80d5e5698673fa86 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Sat, 24 Feb 2018 09:58:50 -0800
Subject: [PATCH] Don't modify the math functions in nanosvgrast.h

---
 IMG_svg.c     |  2 ++
 nanosvgrast.h | 10 +++++-----
 2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/IMG_svg.c b/IMG_svg.c
index e3cdd5c4..d0de8950 100755
--- a/IMG_svg.c
+++ b/IMG_svg.c
@@ -31,8 +31,10 @@
 #define acosf   SDL_acosf
 #define atan2f  SDL_atan2f
 #define cosf    SDL_cosf
+#define ceilf   SDL_ceilf
 #define fabs    SDL_fabs
 #define fabsf   SDL_fabsf
+#define floorf  SDL_floorf
 #define fmodf   SDL_fmodf
 #define free    SDL_free
 #define malloc  SDL_malloc
diff --git a/nanosvgrast.h b/nanosvgrast.h
index f5abe86d..c5059841 100755
--- a/nanosvgrast.h
+++ b/nanosvgrast.h
@@ -553,7 +553,7 @@ static void nsvg__roundJoin(NSVGrasterizer* r, NSVGpoint* left, NSVGpoint* right
 	if (da < NSVG_PI) da += NSVG_PI*2;
 	if (da > NSVG_PI) da -= NSVG_PI*2;
 
-	n = (int)SDL_ceilf((nsvg__absf(da) / NSVG_PI) * (float)ncap);
+	n = (int)ceilf((nsvg__absf(da) / NSVG_PI) * (float)ncap);
 	if (n < 2) n = 2;
 	if (n > ncap) n = ncap;
 
@@ -596,7 +596,7 @@ static void nsvg__straightJoin(NSVGrasterizer* r, NSVGpoint* left, NSVGpoint* ri
 static int nsvg__curveDivs(float r, float arc, float tol)
 {
 	float da = acosf(r / (r + tol)) * 2.0f;
-	int divs = (int)SDL_ceilf(arc / da);
+	int divs = (int)ceilf(arc / da);
 	if (divs < 2) divs = 2;
 	return divs;
 }
@@ -868,10 +868,10 @@ static NSVGactiveEdge* nsvg__addActive(NSVGrasterizer* r, NSVGedge* e, float sta
 //	STBTT_assert(e->y0 <= start_point);
 	// round dx down to avoid going too far
 	if (dxdy < 0)
-		z->dx = (int)(-SDL_floorf(NSVG__FIX * -dxdy));
+		z->dx = (int)(-floorf(NSVG__FIX * -dxdy));
 	else
-		z->dx = (int)SDL_floorf(NSVG__FIX * dxdy);
-	z->x = (int)SDL_floorf(NSVG__FIX * (e->x0 + dxdy * (startPoint - e->y0)));
+		z->dx = (int)floorf(NSVG__FIX * dxdy);
+	z->x = (int)floorf(NSVG__FIX * (e->x0 + dxdy * (startPoint - e->y0)));
 //	z->x -= off_x * FIX;
 	z->ey = e->y1;
 	z->next = 0;