#5585: Expose polygon offset methods

codereader · Apr 11, 2021 · 016859e · 016859e
1 parent f2ca7a8
commit 016859e
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Showing 3 changed files with 21 additions and 0 deletions.
diff --git a/install/scripts/materialtest.py b/install/scripts/materialtest.py
@@ -38,6 +38,7 @@
 
 # There are a couple of pre-defined sort requests, corresponding to the engine code
 newMaterial.setSortRequest(dr.Material.SortRequest.NEAREST)
+newMaterial.setPolygonOffset(0.3)
 
 print('Full Material definition:\n{0}\n{{{1}}}'.format(newMaterial.getName(), newMaterial.getDefinition()))
 

diff --git a/plugins/script/interfaces/ShaderSystemInterface.cpp b/plugins/script/interfaces/ShaderSystemInterface.cpp
@@ -118,6 +118,9 @@ void ShaderSystemInterface::registerInterface(py::module& scope, py::dict& globa
 	material.def("setSortRequest", static_cast<void(ScriptMaterial::*)(float)>(&ScriptMaterial::setSortRequest));
 	material.def("setSortRequest", static_cast<void(ScriptMaterial::*)(Material::SortRequest)>(&ScriptMaterial::setSortRequest));
 	material.def("resetSortRequest", &ScriptMaterial::resetSortRequest);
+	material.def("getPolygonOffset", &ScriptMaterial::getPolygonOffset);
+	material.def("setPolygonOffset", &ScriptMaterial::setPolygonOffset);
+	material.def("clearPolygonOffset", &ScriptMaterial::clearPolygonOffset);
 
 	// Expose the MaterialVisitor interface
 

diff --git a/plugins/script/interfaces/ShaderSystemInterface.h b/plugins/script/interfaces/ShaderSystemInterface.h
@@ -102,6 +102,23 @@ class ScriptMaterial
         if (_material) _material->resetSortRequest();
     }
 
+    float getPolygonOffset()
+    {
+        return _material ? _material->getPolygonOffset() : 0;
+    }
+
+    void setPolygonOffset(float offset)
+    {
+        throwIfMaterialCannotBeModified();
+        if (_material) _material->setPolygonOffset(offset);
+    }
+
+    void clearPolygonOffset()
+    {
+        throwIfMaterialCannotBeModified();
+        if (_material) _material->clearMaterialFlag(Material::FLAG_POLYGONOFFSET);
+    }
+
 private:
     void throwIfMaterialCannotBeModified()
     {