blendish compat.h

(copy from liminal/speedups/defs/compat.h

blendish.h

@@ -28,6 +28,7 @@ THE SOFTWARE.
 #ifndef NANOVG_H
 #error "nanovg.h must be included first."
 #endif
+#include "compat.h"
 
 #ifdef __cplusplus
 extern "C" {

compat.h

@@ -0,0 +1,24 @@
+
+#ifdef _MSC_VER
+
+static float fminf ( float a, float b )
+{
+    return _isnan(a) ? b : ( _isnan(b) ? a : ((a < b) ? a : b));
+}
+
+static float fmaxf ( float a, float b )
+{
+    return _isnan(a) ? b : ( _isnan(b) ? a : ((a > b) ? a : b));
+}
+
+static double fmin ( double a, double b )
+{
+    return _isnan(a) ? b : ( _isnan(b) ? a : ((a < b) ? a : b));
+}
+
+static double fmax ( double a, double b )
+{
+    return _isnan(a) ? b : ( _isnan(b) ? a : ((a > b) ? a : b));
+}
+#endif
+