donut snapshot
diff --git a/opengl/tools/glgen/src/GenerateGLES.java b/opengl/tools/glgen/src/GenerateGLES.java
new file mode 100644
index 0000000..60775b7
--- /dev/null
+++ b/opengl/tools/glgen/src/GenerateGLES.java
@@ -0,0 +1,99 @@
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.FileReader;
+import java.io.IOException;
+import java.io.PrintStream;
+
+public class GenerateGLES {
+
+ static void copy(String filename, PrintStream out) throws IOException {
+ BufferedReader br = new BufferedReader(new FileReader(filename));
+ String s;
+ while ((s = br.readLine()) != null) {
+ out.println(s);
+ }
+ }
+
+ private static void emit(GLESCodeEmitter emitter,
+ BufferedReader specReader,
+ PrintStream glStream,
+ PrintStream cStream) throws Exception {
+ String s = null;
+ while ((s = specReader.readLine()) != null) {
+ if (s.trim().startsWith("//")) {
+ continue;
+ }
+
+ CFunc cfunc = CFunc.parseCFunc(s);
+
+ String fname = cfunc.getName();
+ String stubRoot = "stubs/gles11/" + fname;
+ String javaPath = stubRoot + ".java";
+ File f = new File(javaPath);
+ if (f.exists()) {
+ System.out.println("Special-casing function " + fname);
+ copy(javaPath, glStream);
+ copy(stubRoot + ".cpp", cStream);
+
+ // Register native function names
+ // This should be improved to require fewer discrete files
+ String filename = stubRoot + ".nativeReg";
+ BufferedReader br =
+ new BufferedReader(new FileReader(filename));
+ String nfunc;
+ while ((nfunc = br.readLine()) != null) {
+ emitter.addNativeRegistration(nfunc);
+ }
+ } else {
+ emitter.emitCode(cfunc, s);
+ }
+ }
+ }
+
+ public static void main(String[] args) throws Exception {
+ int aidx = 0;
+ while ((aidx < args.length) && (args[aidx].charAt(0) == '-')) {
+ switch (args[aidx].charAt(1)) {
+ default:
+ System.err.println("Unknown flag: " + args[aidx]);
+ System.exit(1);
+ }
+
+ aidx++;
+ }
+
+ BufferedReader checksReader =
+ new BufferedReader(new FileReader("specs/gles11/checks.spec"));
+ ParameterChecker checker = new ParameterChecker(checksReader);
+
+ // Generate files
+ for(String suffix: new String[] {"GLES10", "GLES10Ext",
+ "GLES11", "GLES11Ext"})
+ {
+ BufferedReader spec11Reader =
+ new BufferedReader(new FileReader("specs/gles11/"
+ + suffix + ".spec"));
+ String gl11Filename = "android/opengl/" + suffix + ".java";
+ String gl11cFilename = "android_opengl_" + suffix + ".cpp";
+ PrintStream gl11Stream =
+ new PrintStream(new FileOutputStream("out/" + gl11Filename));
+ PrintStream gl11cStream =
+ new PrintStream(new FileOutputStream("out/" + gl11cFilename));
+ gl11Stream.println("/*");
+ gl11cStream.println("/*");
+ copy("stubs/gles11/" + suffix + "Header.java-if", gl11Stream);
+ copy("stubs/gles11/" + suffix + "cHeader.cpp", gl11cStream);
+ GLESCodeEmitter emitter = new GLESCodeEmitter(
+ "android/opengl/" + suffix,
+ checker, gl11Stream, gl11cStream);
+ emit(emitter, spec11Reader, gl11Stream, gl11cStream);
+ emitter.emitNativeRegistration("register_android_opengl_jni_"
+ + suffix);
+ gl11Stream.println("}");
+ gl11Stream.close();
+ gl11cStream.close();
+ }
+ }
+}