#!/usr/bin/python
# -*- coding: utf-8 -*-
#
# Copyright 2011, The Android Open Source Project
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
import os
import sys
def RemoveAnnotation(line):
if line.find(":") >= 0:
annotation = line[line.find(":"): line.find(" ", line.find(":"))]
return line.replace(annotation, "*")
else:
return line
if __name__ == "__main__":
externs = []
lines = open("../../../frameworks/base/opengl/libs/GLES2_dbg/gl2_api_annotated.in").readlines()
output = open("src/com/android/glesv2debugger/MessageParser.java", "w")
i = 0
output.write("""\
/*
** Copyright 2011, The Android Open Source Project
**
** Licensed under the Apache License, Version 2.0 (the "License");
** you may not use this file except in compliance with the License.
** You may obtain a copy of the License at
**
** http://www.apache.org/licenses/LICENSE-2.0
**
** Unless required by applicable law or agreed to in writing, software
** distributed under the License is distributed on an "AS IS" BASIS,
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
** See the License for the specific language governing permissions and
** limitations under the License.
*/
// auto generated by generate_MessageParser_java.py,
// which also prints skeleton code for MessageParserEx.java
package com.android.glesv2debugger;
import com.android.glesv2debugger.DebuggerMessage.Message;
import com.android.glesv2debugger.DebuggerMessage.Message.Function;
import com.google.protobuf.ByteString;
import java.nio.ByteBuffer;
public abstract class MessageParser {
String args;
String[] getList()
{
String arg = args;
args = args.substring(args.lastIndexOf('}') + 1);
final int comma = args.indexOf(',');
if (comma >= 0)
args = args.substring(comma + 1).trim();
else
args = null;
final int comment = arg.indexOf('=');
if (comment >= 0)
arg = arg.substring(comment + 1);
arg = arg.trim();
assert arg.charAt(0) == '{';
arg = arg.substring(1, arg.lastIndexOf('}')).trim();
return arg.split("\\s*,\\s*");
}
ByteString parseFloats(int count) {
ByteBuffer buffer = ByteBuffer.allocate(count * 4);
buffer.order(SampleView.targetByteOrder);
String [] arg = getList();
for (int i = 0; i < count; i++)
buffer.putFloat(Float.parseFloat(arg[i].trim()));
buffer.rewind();
return ByteString.copyFrom(buffer);
}
ByteString parseInts(int count) {
ByteBuffer buffer = ByteBuffer.allocate(count * 4);
buffer.order(SampleView.targetByteOrder);
String [] arg = getList();
for (int i = 0; i < count; i++)
buffer.putInt(Integer.parseInt(arg[i].trim()));
buffer.rewind();
return ByteString.copyFrom(buffer);
}
ByteString parseUInts(int count) {
ByteBuffer buffer = ByteBuffer.allocate(count * 4);
buffer.order(SampleView.targetByteOrder);
String [] arg = getList();
for (int i = 0; i < count; i++)
buffer.putInt((int)(Long.parseLong(arg[i].trim()) & 0xffffffff));
buffer.rewind();
return ByteString.copyFrom(buffer);
}
ByteString parseMatrix(int columns, int count) {
return parseFloats(columns * columns * count);
}
ByteString parseString() {
// TODO: escape sequence and proper string literal
String arg = args.substring(args.indexOf('"') + 1, args.lastIndexOf('"'));
args = args.substring(args.lastIndexOf('"'));
int comma = args.indexOf(',');
if (comma >= 0)
args = args.substring(comma + 1).trim();
else
args = null;
return ByteString.copyFromUtf8(arg);
}
String getArgument()
{
final int comma = args.indexOf(',');
String arg = null;
if (comma >= 0)
{
arg = args.substring(0, comma);
args = args.substring(comma + 1);
}
else
{
arg = args;
args = null;
}
final int comment = arg.indexOf('=');
if (comment >= 0)
arg = arg.substring(comment + 1);
return arg.trim();
}
int parseArgument()
{
String arg = getArgument();
if (arg.startsWith("GL_"))
return GLEnum.valueOf(arg).value;
else if (arg.toLowerCase().startsWith("0x"))
return Integer.parseInt(arg.substring(2), 16);
else
return Integer.parseInt(arg);
}
int parseFloat()
{
String arg = getArgument();
return Float.floatToRawIntBits(Float.parseFloat(arg));
}
public void parse(final Message.Builder builder, String string) {
int lparen = string.indexOf("("), rparen = string.lastIndexOf(")");
String s = string.substring(0, lparen).trim();
args = string.substring(lparen + 1, rparen);
String[] t = s.split(" ");
Function function = Function.valueOf(t[t.length - 1]);
builder.setFunction(function);
switch (function) {
""")
abstractParsers = ""
for line in lines:
if line.find("API_ENTRY(") >= 0: # a function prototype
returnType = line[0: line.find(" API_ENTRY(")].replace("const ", "")
functionName = line[line.find("(") + 1: line.find(")")] #extract GL function name
parameterList = line[line.find(")(") + 2: line.find(") {")]
parameters = parameterList.split(',')
paramIndex = 0
#if returnType != "void":
#else:
if parameterList == "void":
parameters = []
inout = ""
paramNames = []
abstract = False
argumentSetters = ""
output.write("\
case %s:\n" % (functionName))
for parameter in parameters:
parameter = parameter.replace("const","")
parameter = parameter.strip()
paramType = parameter.split(' ')[0]
paramName = parameter.split(' ')[1]
annotation = ""
argumentParser = ""
if parameter.find(":") >= 0:
dataSetter = ""
assert inout == "" # only one parameter should be annotated
inout = paramType.split(":")[2]
annotation = paramType.split(":")[1]
paramType = paramType.split(":")[0]
count = 1
countArg = ""
if annotation.find("*") >= 0: # [1,n] * param
count = int(annotation.split("*")[0])
countArg = annotation.split("*")[1]
assert countArg in paramNames
elif annotation in paramNames:
count = 1
countArg = annotation
elif annotation == "GLstring":
annotation = annotation
else:
count = int(annotation)
if paramType == "GLfloat":
argumentParser = "parseFloats"
elif paramType == "GLint":
argumentParser = "parseInts"
elif paramType == "GLuint":
argumentParser = "parseUInts"
elif annotation == "GLstring":
assert paramType == 'GLchar'
elif paramType.find("void") >= 0:
assert 1
else:
assert 0
if functionName.find('Matrix') >= 0:
columns = int(functionName[functionName.find("fv") - 1: functionName.find("fv")])
assert columns * columns == count
assert countArg != ""
assert paramType == "GLfloat"
dataSetter = "builder.setData(parseMatrix(%d, builder.getArg%d()));" % (
columns, paramNames.index(countArg))
elif annotation == "GLstring":
dataSetter = "builder.setData(parseString());"
elif paramType.find("void") >= 0:
dataSetter = "// TODO"
abstract = True
elif countArg == "":
dataSetter = "builder.setData(%s(%d));" % (argumentParser, count)
else:
dataSetter = "builder.setData(%s(%d * builder.getArg%d()));" % (
argumentParser, count, paramNames.index(countArg))
argumentSetters += "\
%s // %s %s\n" % (dataSetter, paramType, paramName)
else:
if paramType == "GLfloat" or paramType == "GLclampf":
argumentSetters += "\
builder.setArg%d(parseFloat()); // %s %s\n" % (
paramIndex, paramType, paramName)
elif paramType.find("*") >= 0:
argumentSetters += "\
// TODO: %s %s\n" % (paramType, paramName)
abstract = True
else:
argumentSetters += "\
builder.setArg%d(parseArgument()); // %s %s\n" % (
paramIndex, paramType, paramName)
paramNames.append(paramName)
paramIndex += 1
if not abstract:
output.write("%s" % argumentSetters)
else:
output.write("\
parse_%s(builder);\n" % functionName)
abstractParsers += "\
abstract void parse_%s(Message.Builder builder);\n" % functionName
print """\
@Override
void parse_%s(Message.Builder builder) {
%s }
""" % (functionName, argumentSetters) # print skeleton code for MessageParserEx
output.write("\
break;\n")
output.write("""\
default:
assert false;
}
}
""")
output.write(abstractParsers)
output.write("\
}""")