| # -*- 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()) |