Index: mojo/monacl/gen/interface_dsl.py |
diff --git a/mojo/monacl/gen/interface_dsl.py b/mojo/monacl/gen/interface_dsl.py |
new file mode 100644 |
index 0000000000000000000000000000000000000000..ae19def48d56c71256d110c9985e8c86fecbe6f0 |
--- /dev/null |
+++ b/mojo/monacl/gen/interface_dsl.py |
@@ -0,0 +1,119 @@ |
+# Copyright 2014 The Chromium Authors. All rights reserved. |
+# Use of this source code is governed by a BSD-style license that can be |
+# found in the LICENSE file. |
+ |
+class Interface(object): |
+ def __init__(self): |
+ self.functions = [] |
+ |
+ def func(self, name, returnType): |
+ f = Function(self, len(self.functions), name, returnType) |
+ self.functions.append(f) |
+ return f |
+ |
+ def finalize(self): |
+ for f in self.functions: |
+ f.finalize() |
+ |
+class Function(object): |
+ def __init__(self, parent, uid, name, returnType): |
+ self.parent = parent |
+ self.uid = uid |
+ self.name = name |
+ self.returnType = returnType |
+ self.params = [] |
+ self.paramLUT = {} |
+ |
+ def param(self, name, paramType=None): |
+ p = Param(self, len(self.params), name, paramType) |
+ self.params.append(p) |
+ self.paramLUT[name] = p |
+ return p |
+ |
+ def paramList(self): |
+ return [param.paramType + " "+ param.name for param in self.params] |
+ |
+ def paramDecl(self): |
+ if self.params: |
+ return ", ".join(self.paramList()) |
+ else: |
+ return "void" |
+ |
+ def finalize(self): |
+ for p in self.params: |
+ p.finalize() |
+ self.resultParam = Param(self, len(self.params), "result").out(self.returnType) |
+ |
+class Param(object): |
+ def __init__(self, parent, uid, name, paramType=None): |
+ self.parent = parent |
+ self.uid = uid |
+ self.name = name |
+ self.baseType = paramType |
+ self.paramType = paramType |
+ self.size = None |
+ self.isInput = False |
+ self.isOutput = False |
+ self.isArray = False |
+ self.isStruct = False |
+ self.isOptional = False |
+ |
+ def getSizeParam(self): |
+ assert self.size |
+ return self.parent.paramLUT[self.size] |
+ |
+ def inp(self, t): |
+ self.baseType = t |
+ self.paramType = t |
+ self.isInput = True |
+ return self |
+ |
+ def inArray(self, t, size): |
+ self.baseType = t |
+ self.paramType = "const " + t + "*" |
+ self.size = size |
+ self.isInput = True |
+ self.isArray = True |
+ return self |
+ |
+ def inStruct(self, t): |
+ self.baseType = t |
+ self.paramType = "const struct " + t + "*" |
+ self.isInput = True |
+ self.isStruct = True |
+ return self |
+ |
+ def inOut(self, t): |
+ self.baseType = t |
+ self.paramType = t + "*" |
+ self.isInput = True |
+ self.isOutput = True |
+ return self |
+ |
+ def out(self, t): |
+ self.baseType = t |
+ self.paramType = t + "*" |
+ self.isOutput = True |
+ return self |
+ |
+ def outArray(self, t, size): |
+ self.baseType = t |
+ self.paramType = t + "*" |
+ self.size = size |
+ self.isArray = True |
+ self.isOutput = True |
+ return self |
+ |
+ def optional(self): |
+ assert not self.isPassedByValue() |
+ self.isOptional = True |
+ return self |
+ |
+ def isScalar(self): |
+ return not self.isArray and not self.isStruct |
+ |
+ def isPassedByValue(self): |
+ return not self.isOutput and self.isScalar() |
+ |
+ def finalize(self): |
+ pass |