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path: root/tools/generate_gles_api/main.go
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// Copyright (C) 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.

package main

import (
	"android.googlesource.com/platform/tools/gpu/api/ast"
	"android.googlesource.com/platform/tools/gpu/api/parser"
	"flag"
	"fmt"
	"io/ioutil"
)

var (
	apiDir     = flag.String("api", "", "Directory for the api output files")
	csvDir     = flag.String("csv", "", "Directory for the csv output file")
	cacheDir   = flag.String("cache", "", "Directory for caching downloaded files")
	oldApiPath = flag.String("oldapi", "", "Filename of the old api file to use for reference")
	oldApi     *ast.API
)

func main() {
	flag.Parse()
	if *apiDir == "" && *csvDir == "" {
		flag.PrintDefaults()
		return
	}
	if *oldApiPath != "" {
		f, err := ioutil.ReadFile(*oldApiPath)
		if err != nil {
			panic(err)
		}
		api, errs := parser.Parse(string(f))
		if len(errs) > 0 {
			for i, e := range errs {
				fmt.Printf("%d: %v", i, e)
			}
			return
		}
		oldApi = api
	}
	reg := DownloadReg()
	if *apiDir != "" {
		GenerateApi(reg, GLES2API)
	}
	if *csvDir != "" {
		GenerateCsv(reg, GLES2API)
	}
}