c86393510c
Initially populated with EGL_ANDROID_presentation_time (moved from the EGL14 class) and the ES-relevant parts of EGL_KHR_create_context. Bug: 8678160 Change-Id: Ifed2ee3da264ca701ae1f4b309a0758f7fcc3acc
110 lines
4.1 KiB
Java
110 lines
4.1 KiB
Java
/*
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* Copyright 2012 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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import java.io.BufferedReader;
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import java.io.File;
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import java.io.FileOutputStream;
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import java.io.FileReader;
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import java.io.IOException;
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import java.io.PrintStream;
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public class GenerateEGL {
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private static void copy(String filename, PrintStream out) throws IOException {
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BufferedReader br = new BufferedReader(new FileReader(filename));
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String s;
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while ((s = br.readLine()) != null) {
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out.println(s);
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}
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}
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private static void emit(EGLCodeEmitter emitter,
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BufferedReader specReader,
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PrintStream glStream,
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PrintStream cStream) throws Exception {
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String s = null;
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while ((s = specReader.readLine()) != null) {
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if (s.trim().startsWith("//")) {
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continue;
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}
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CFunc cfunc = CFunc.parseCFunc(s);
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String fname = cfunc.getName();
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String stubRoot = "stubs/egl/" + fname;
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String javaPath = stubRoot + ".java";
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File f = new File(javaPath);
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if (f.exists()) {
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System.out.println("Special-casing function " + fname);
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copy(javaPath, glStream);
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copy(stubRoot + ".cpp", cStream);
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// Register native function names
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// This should be improved to require fewer discrete files
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String filename = stubRoot + ".nativeReg";
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BufferedReader br =
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new BufferedReader(new FileReader(filename));
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String nfunc;
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while ((nfunc = br.readLine()) != null) {
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emitter.addNativeRegistration(nfunc);
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}
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} else {
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emitter.emitCode(cfunc, s);
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}
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}
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}
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public static void main(String[] args) throws Exception {
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int aidx = 0;
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while ((aidx < args.length) && (args[aidx].charAt(0) == '-')) {
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switch (args[aidx].charAt(1)) {
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default:
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System.err.println("Unknown flag: " + args[aidx]);
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System.exit(1);
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}
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aidx++;
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}
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BufferedReader checksReader =
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new BufferedReader(new FileReader("specs/egl/checks.spec"));
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ParameterChecker checker = new ParameterChecker(checksReader);
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for(String suffix: new String[] {"EGL14", "EGLExt"}) {
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BufferedReader specReader = new BufferedReader(new FileReader(
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"specs/egl/" + suffix + ".spec"));
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String egljFilename = "android/opengl/" + suffix + ".java";
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String eglcFilename = "android_opengl_" + suffix + ".cpp";
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PrintStream egljStream =
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new PrintStream(new FileOutputStream("out/" + egljFilename));
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PrintStream eglcStream =
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new PrintStream(new FileOutputStream("out/" + eglcFilename));
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copy("stubs/egl/" + suffix + "Header.java-if", egljStream);
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copy("stubs/egl/" + suffix + "cHeader.cpp", eglcStream);
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EGLCodeEmitter emitter = new EGLCodeEmitter(
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"android/opengl/" + suffix,
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checker, egljStream, eglcStream);
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emit(emitter, specReader, egljStream, eglcStream);
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emitter.emitNativeRegistration(
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"register_android_opengl_jni_" + suffix);
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egljStream.println("}");
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egljStream.close();
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eglcStream.close();
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}
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}
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}
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