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-rw-r--r--mesalib/src/mesa/swrast_setup/ss_triangle.c1
-rw-r--r--mesalib/src/mesa/swrast_setup/ss_tritmp.h4
2 files changed, 3 insertions, 2 deletions
diff --git a/mesalib/src/mesa/swrast_setup/ss_triangle.c b/mesalib/src/mesa/swrast_setup/ss_triangle.c
index 42ba891ab..483c41592 100644
--- a/mesalib/src/mesa/swrast_setup/ss_triangle.c
+++ b/mesalib/src/mesa/swrast_setup/ss_triangle.c
@@ -25,6 +25,7 @@
* Keith Whitwell <keithw@vmware.com>
*/
+#include "c99_math.h"
#include "main/glheader.h"
#include "main/colormac.h"
#include "main/macros.h"
diff --git a/mesalib/src/mesa/swrast_setup/ss_tritmp.h b/mesalib/src/mesa/swrast_setup/ss_tritmp.h
index d4513c9ac..c38c76a4a 100644
--- a/mesalib/src/mesa/swrast_setup/ss_tritmp.h
+++ b/mesalib/src/mesa/swrast_setup/ss_tritmp.h
@@ -142,8 +142,8 @@ static void TAG(triangle)(struct gl_context *ctx, GLuint e0, GLuint e1, GLuint e
const GLfloat ez = z[0] - z[2];
const GLfloat fz = z[1] - z[2];
const GLfloat oneOverArea = 1.0F / cc;
- const GLfloat dzdx = FABSF((ey * fz - ez * fy) * oneOverArea);
- const GLfloat dzdy = FABSF((ez * fx - ex * fz) * oneOverArea);
+ const GLfloat dzdx = fabsf((ey * fz - ez * fy) * oneOverArea);
+ const GLfloat dzdy = fabsf((ez * fx - ex * fz) * oneOverArea);
offset += MAX2(dzdx, dzdy) * ctx->Polygon.OffsetFactor;
}
/* new Z values */