blob: 73a4f6b3db729aa5545a9325d0addd9869b91795 [file] [log] [blame]
# -*- coding: utf-8 -*-
#-------------------------------------------------------------------------
# drawElements Quality Program utilities
# --------------------------------------
#
# Copyright 2015 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
from src_util import *
from itertools import chain
try:
from itertools import imap
except ImportError:
imap=map
def getMangledName (funcName):
assert funcName[:2] == "gl"
return "glw" + funcName[2:]
def commandAliasDefinition (command):
return "#define\t%s\t%s" % (command.name, getMangledName(command.name))
def commandWrapperDeclaration (command):
return "%s\t%s\t(%s);" % (
command.type,
getMangledName(command.name),
", ".join([param.declaration for param in command.params]))
def genWrapperHeader (iface):
defines = imap(commandAliasDefinition, iface.commands)
prototypes = imap(commandWrapperDeclaration, iface.commands)
src = indentLines(chain(defines, prototypes))
writeInlFile(os.path.join(OPENGL_INC_DIR, "glwApi.inl"), src)
def getDefaultReturn (command):
if command.name == "glGetError":
return "GL_INVALID_OPERATION"
else:
assert command.type != 'void'
return "(%s)0" % command.type
def commandWrapperDefinition (command):
template = """
{returnType} {mangledName} ({paramDecls})
{{
const glw::Functions* gl = glw::getCurrentThreadFunctions();
if (!gl)
return{defaultReturn};
{maybeReturn}gl->{memberName}({arguments});
}}"""
return template.format(
returnType = command.type,
mangledName = getMangledName(command.name),
paramDecls = commandParams(command),
defaultReturn = " " + getDefaultReturn(command) if command.type != 'void' else "",
maybeReturn = "return " if command.type != 'void' else "",
memberName = getFunctionMemberName(command.name),
arguments = commandArgs(command))
def genWrapperImplementation (iface):
genCommandList(iface, commandWrapperDefinition, OPENGL_INC_DIR, "glwImpl.inl")
def genWrapper (iface):
genWrapperHeader(iface)
genWrapperImplementation(iface)
if __name__ == "__main__":
genWrapper(getHybridInterface())