add config_vcl to control DevicePixel coordinate base type

The eventual goal is to make vcl capable of handling a backend
that use double instead of sal_Int32 as its base type
for device coordinate.

Change-Id: I6174f1f4afe00992b95c9163bc21dd54fec98631

1 files changed, 14 insertions, 0 deletions

diff --git a/config_host/config_vcl.h.in b/config_host/config_vcl.h.in
new file mode 100644
index 000000000000..01d2cfdc59aa
--- /dev/null
+++ b/config_host/config_vcl.h.in
@@ -0,0 +1,14 @@
+/*
+
+Settings about vcl
+*/
+
+#ifndef CONFIG_VCL_H
+#define CONFIG_VCL_H
+
+/* nature of the device pixel coordinate system
+ * either use sal_Int32 or double for coordinates
+ */
+#define VCL_FLOAT_DEVICE_PIXEL 0
+
+#endif