1 files changed, 17 insertions, 0 deletions
diff --git a/src/core/depth.h b/src/core/depth.h
new file mode 100644
index 0000000..3914055
--- /dev/null
+++ b/src/core/depth.h
@@ -0,0 +1,17 @@
+#ifndef _SOFTSHADEROOM_DEPTH_H_
+#define _SOFTSHADEROOM_DEPTH_H_
+
+#include "../util/type.h"
+
+typedef bool(*DepthFunc)(float src, float dst);
+
+bool depth_always(float src, float dst);
+bool depth_never(float src, float dst);
+bool depth_less(float src, float dst);
+bool depth_equal(float src, float dst);
+bool depth_leuqal(float src, float dst);
+bool depth_greater(float src, float dst);
+bool depth_notequal(float src, float dst);
+bool depth_gequer(float src, float dst);
+
+#endif
+\ No newline at end of file