1 files changed, 35 insertions, 0 deletions
diff --git a/src/nvg/composite.c b/src/nvg/composite.c
new file mode 100644
index 0000000..be5ff1f
--- /dev/null
+++ b/src/nvg/composite.c
@@ -0,0 +1,35 @@
+#include <lua.h>
+#include <lauxlib.h>
+#include <nanovg.h>
+#include "nvg.h"
+
+
+int nvgGlobalCompositeOperation_bind(lua_State *L)
+{
+	NVGcontext **ctx = luaL_checkudata(L, 1, nvg_ctx_tname);
+	int op = luaL_checkinteger(L, 2);
+	nvgGlobalCompositeOperation(*ctx, op);
+	return 0;
+}
+
+
+int nvgGlobalCompositeBlendFunc_bind(lua_State *L)
+{
+	NVGcontext **ctx = luaL_checkudata(L, 1, nvg_ctx_tname);
+	int sfactor = luaL_checkinteger(L, 2);
+	int dfactor = luaL_checkinteger(L, 3);
+	nvgGlobalCompositeBlendFunc(*ctx, sfactor, dfactor);
+	return 0;
+}
+
+
+int nvgGlobalCompositeBlendFuncSeparate_bind(lua_State *L)
+{
+	NVGcontext **ctx = luaL_checkudata(L, 1, nvg_ctx_tname);
+	int src_rgb = luaL_checkinteger(L, 2);
+	int dst_rgb = luaL_checkinteger(L, 3);
+	int src_alpha = luaL_checkinteger(L, 4);
+	int dst_alpha = luaL_checkinteger(L, 5);
+	nvgGlobalCompositeBlendFuncSeparate(*ctx, src_rgb, dst_rgb, src_alpha, dst_alpha);
+	return 0;
+}