106 lines
3.3 KiB
Python
106 lines
3.3 KiB
Python
# -*- coding: utf-8 -*-
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#-------------------------------------------------------------------------
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# drawElements Quality Program utilities
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# --------------------------------------
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#
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# Copyright 2015 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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#-------------------------------------------------------------------------
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import os
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from egl.common import *
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from egl.enums import enumValue
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from egl.library import getExtOnlyIface
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from khr_util.format import indentLines
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from itertools import chain
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try:
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from itertools import imap
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except ImportError:
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imap=map
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def getMangledName (funcName):
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assert funcName[:3] == "egl"
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return "eglw" + funcName[3:]
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def commandAliasDefinition (command):
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return "#define\t%s\t%s" % (command.name, getMangledName(command.name))
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def commandWrapperDeclaration (command):
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return "%s\t%s\t(%s);" % (
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command.type,
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getMangledName(command.name),
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", ".join([param.declaration for param in command.params]))
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NATIVE_TYPES = [
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"EGLNativeWindowType",
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"EGLNativeDisplayType",
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"EGLNativePixmapType",
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]
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def commandWrapperDefinition (command):
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template = """
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{returnType} {mangledName} ({paramDecls})
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{{
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const eglw::Library* egl = eglw::getCurrentThreadLibrary();
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if (!egl)
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return{defaultReturn};
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{maybeReturn}egl->{memberName}({arguments});
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}}"""
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arguments = []
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for param in command.params:
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if param.type in NATIVE_TYPES:
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arguments.append("(void*)" + param.name)
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else:
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arguments.append(param.name)
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return template.format(
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returnType = command.type,
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mangledName = "eglw" + command.name[3:],
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paramDecls = commandParams(command),
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defaultReturn = " " + getDefaultReturn(command) if command.type != 'void' else "",
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maybeReturn = "return " if command.type != 'void' else "",
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memberName = getFunctionMemberName(command.name),
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arguments = ", ".join(arguments))
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def getDefaultReturn (command):
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if command.name == "glGetError":
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return "GL_INVALID_OPERATION"
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else:
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assert command.type != 'void'
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return "(%s)0" % command.type
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commandParams = khr_util.format.commandParams
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def enumDefinitionC (enum):
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return "#define %s\t%s" % (enum.name, enumValue(enum))
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def gen (registry):
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noExtIface = getInterface(registry, 'egl', VERSION)
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extOnlyIface = getExtOnlyIface(registry, 'egl', EXTENSIONS)
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defaultIface = getDefaultInterface()
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defines = imap(commandAliasDefinition, defaultIface.commands)
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prototypes = imap(commandWrapperDeclaration, defaultIface.commands)
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src = indentLines(chain(defines, prototypes))
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writeInlFile(os.path.join(EGL_WRAPPER_DIR, "eglwApi.inl"), src)
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writeInlFile(os.path.join(EGL_WRAPPER_DIR, "eglwEnumsC.inl"), indentLines(map(enumDefinitionC, defaultIface.enums)))
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genCommandList(noExtIface, commandWrapperDefinition, EGL_WRAPPER_DIR, "eglwImpl.inl")
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genCommandList(extOnlyIface, commandWrapperDefinition, EGL_WRAPPER_DIR, "eglwImplExt.inl")
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