polygon intersector improvements

[swftools.git] / lib / gfxpoly / wind.h

diff --git a/lib/gfxpoly/wind.h b/lib/gfxpoly/wind.h
new file mode 100644 (file)
index 0000000..e057544
--- /dev/null
+++ b/lib/gfxpoly/wind.h
@@ -0,0 +1,20 @@
+#ifndef __wind_h__
+#define __wind_h__
+
+#include "poly.h"
+
+typedef struct _windstate
+{
+    char is_filled;
+} windstate_t;
+
+typedef struct _windrule
+{
+    windstate_t* (*add)(windstate_t*left, fillstyle_t*edge, segment_dir_t dir, gfxpoly_t*master);
+    fillstyle_t* (*diff)(windstate_t*left, windstate_t*right);
+} windrule_t;
+
+windrule_t* windrule_new_evenodd();
+windrule_t* windrule_new_circular();
+
+#endif