diff options
Diffstat (limited to 'src/java/com/sun/gluegen/opengl/BuildStaticGLInfo.java')
| -rw-r--r-- | src/java/com/sun/gluegen/opengl/BuildStaticGLInfo.java | 419 |
1 files changed, 207 insertions, 212 deletions
diff --git a/src/java/com/sun/gluegen/opengl/BuildStaticGLInfo.java b/src/java/com/sun/gluegen/opengl/BuildStaticGLInfo.java index f7a7fe0..2be5519 100644 --- a/src/java/com/sun/gluegen/opengl/BuildStaticGLInfo.java +++ b/src/java/com/sun/gluegen/opengl/BuildStaticGLInfo.java @@ -88,8 +88,8 @@ import java.util.regex.*; * with the symbol * <code> GL_ARB_texture_compression </code>. * */ -public class BuildStaticGLInfo -{ +public class BuildStaticGLInfo { + // Handles function pointer protected static int funcIdentifierGroup = 10; protected static Pattern funcPattern = @@ -110,242 +110,237 @@ public class BuildStaticGLInfo protected Map<String, Set<String>> extensionToDeclarationMap = new HashMap<String, Set<String>>(); protected boolean debug = false; - /** - * The first argument is the package to which the StaticGLInfo class - * belongs, the second is the path to the directory in which that package's - * classes reside, and the remaining arguments are paths to the C header - * files that should be parsed - */ - public static void main(String[] args) throws IOException - { - if (args.length > 0 && args[0].equals("-test")) { - BuildStaticGLInfo builder = new BuildStaticGLInfo(); - builder.setDebug(true); - String[] newArgs = new String[args.length - 1]; - System.arraycopy(args, 1, newArgs, 0, args.length - 1); - builder.parse(newArgs); - builder.dump(); - System.exit(0); - } + /** + * The first argument is the package to which the StaticGLInfo class + * belongs, the second is the path to the directory in which that package's + * classes reside, and the remaining arguments are paths to the C header + * files that should be parsed + */ + public static void main(String[] args) throws IOException { + if (args.length > 0 && args[0].equals("-test")) { + BuildStaticGLInfo builder = new BuildStaticGLInfo(); + builder.setDebug(true); + String[] newArgs = new String[args.length - 1]; + System.arraycopy(args, 1, newArgs, 0, args.length - 1); + builder.parse(newArgs); + builder.dump(); + System.exit(0); + } - String packageName = args[0]; - String packageDir = args[1]; + String packageName = args[0]; + String packageDir = args[1]; - String[] cHeaderFilePaths = new String[args.length-2]; - System.arraycopy(args, 2, cHeaderFilePaths, 0, cHeaderFilePaths.length); - - BuildStaticGLInfo builder = new BuildStaticGLInfo(); - try { - builder.parse(cHeaderFilePaths); + String[] cHeaderFilePaths = new String[args.length - 2]; + System.arraycopy(args, 2, cHeaderFilePaths, 0, cHeaderFilePaths.length); - File file = new File(packageDir + File.separatorChar + "StaticGLInfo.java"); - String parentDir = file.getParent(); - if (parentDir != null) { - File pDirFile = new File(parentDir); - pDirFile.mkdirs(); - } + BuildStaticGLInfo builder = new BuildStaticGLInfo(); + try { + builder.parse(cHeaderFilePaths); - PrintWriter writer = new PrintWriter(new BufferedWriter(new FileWriter(file))); - builder.emitJavaCode(writer, packageName); + File file = new File(packageDir + File.separatorChar + "StaticGLInfo.java"); + String parentDir = file.getParent(); + if (parentDir != null) { + File pDirFile = new File(parentDir); + pDirFile.mkdirs(); + } - writer.flush(); - writer.close(); - } - catch (Exception e) - { - StringBuffer buf = new StringBuffer("{ "); - for (int i = 0; i < cHeaderFilePaths.length; ++i) - { - buf.append(cHeaderFilePaths[i]); - buf.append(" "); - } - buf.append('}'); - throw new RuntimeException( - "Error building StaticGLInfo.java from " + buf.toString(), e); + PrintWriter writer = new PrintWriter(new BufferedWriter(new FileWriter(file))); + builder.emitJavaCode(writer, packageName); + + writer.flush(); + writer.close(); + } catch (Exception e) { + StringBuilder buf = new StringBuilder("{ "); + for (int i = 0; i < cHeaderFilePaths.length; ++i) { + buf.append(cHeaderFilePaths[i]); + buf.append(" "); + } + buf.append('}'); + throw new RuntimeException( + "Error building StaticGLInfo.java from " + buf.toString(), e); + } } - } - public void setDebug(boolean v) { - debug = v; - } - - /** Parses the supplied C header files and adds the function - associations contained therein to the internal map. */ - public void parse(String[] cHeaderFilePaths) throws IOException { - for (int i = 0; i < cHeaderFilePaths.length; i++) { - parse(cHeaderFilePaths[i]); + public void setDebug(boolean v) { + debug = v; } - } - /** Parses the supplied C header file and adds the function - associations contained therein to the internal map. */ - public void parse(String cHeaderFilePath) throws IOException { - BufferedReader reader = new BufferedReader(new FileReader(cHeaderFilePath)); - String line, activeAssociation = null; - Matcher m = null; - while ((line = reader.readLine()) != null) { - int type = 0; // 1-define, 2-function - // see if we're inside a #ifndef GL_XXX block and matching a function - if (activeAssociation != null) { - String identifier = null; - if ((m = funcPattern.matcher(line)).matches()) { - identifier = m.group(funcIdentifierGroup).trim(); - type =2; - } else if ((m = definePattern.matcher(line)).matches()) { - identifier = m.group(defineIdentifierGroup).trim(); - type =1; - } else if (line.startsWith("#endif")) { - if(debug) { - System.err.println("END ASSOCIATION BLOCK: <" + activeAssociation + ">"); - } - activeAssociation = null; + /** Parses the supplied C header files and adds the function + associations contained therein to the internal map. */ + public void parse(String[] cHeaderFilePaths) throws IOException { + for (int i = 0; i < cHeaderFilePaths.length; i++) { + parse(cHeaderFilePaths[i]); } - if ((identifier != null) && - (activeAssociation != null) && - // Handles #ifndef GL_... #define GL_... - !identifier.equals(activeAssociation)) { - addAssociation(identifier, activeAssociation); - if(debug) { - System.err.println(" ADDING ASSOCIATION: <" + identifier + "> <" + activeAssociation + "> ; type "+type); - } + } + + /** Parses the supplied C header file and adds the function + associations contained therein to the internal map. */ + public void parse(String cHeaderFilePath) throws IOException { + BufferedReader reader = new BufferedReader(new FileReader(cHeaderFilePath)); + String line, activeAssociation = null; + Matcher m = null; + while ((line = reader.readLine()) != null) { + int type = 0; // 1-define, 2-function + // see if we're inside a #ifndef GL_XXX block and matching a function + if (activeAssociation != null) { + String identifier = null; + if ((m = funcPattern.matcher(line)).matches()) { + identifier = m.group(funcIdentifierGroup).trim(); + type = 2; + } else if ((m = definePattern.matcher(line)).matches()) { + identifier = m.group(defineIdentifierGroup).trim(); + type = 1; + } else if (line.startsWith("#endif")) { + if (debug) { + System.err.println("END ASSOCIATION BLOCK: <" + activeAssociation + ">"); + } + activeAssociation = null; + } + if ((identifier != null) + && (activeAssociation != null) + && // Handles #ifndef GL_... #define GL_... + !identifier.equals(activeAssociation)) { + addAssociation(identifier, activeAssociation); + if (debug) { + System.err.println(" ADDING ASSOCIATION: <" + identifier + "> <" + activeAssociation + "> ; type " + type); + } + } + } else if ((m = associationPattern.matcher(line)).matches()) { + // found a new #ifndef GL_XXX block + activeAssociation = m.group(1).trim(); + + if (debug) { + System.err.println("BEGIN ASSOCIATION BLOCK: <" + activeAssociation + ">"); + } + } } - } else if ((m = associationPattern.matcher(line)).matches()) { - // found a new #ifndef GL_XXX block - activeAssociation = m.group(1).trim(); - - if(debug) { - System.err.println("BEGIN ASSOCIATION BLOCK: <" + activeAssociation + ">"); + reader.close(); + } + + public void dump() { + for (String name : extensionToDeclarationMap.keySet()) { + Set<String> decls = extensionToDeclarationMap.get(name); + System.out.println("<" + name + "> :"); + List<String> l = new ArrayList<String>(); + l.addAll(decls); + Collections.sort(l); + for (String str : l) { + System.out.println(" <" + str + ">"); + } } - } } - reader.close(); - } - public void dump() { - for (String name : extensionToDeclarationMap.keySet()) { - Set<String> decls = extensionToDeclarationMap.get(name); - System.out.println("<"+name+"> :"); - List<String> l = new ArrayList<String>(); - l.addAll(decls); - Collections.sort(l); - for (String str : l) { - System.out.println(" <" + str + ">"); - } + public String getExtension(String identifier) { + return declarationToExtensionMap.get(identifier); } - } - public String getExtension(String identifier) { - return declarationToExtensionMap.get(identifier); - } - - public Set<String> getDeclarations(String extension) { - return extensionToDeclarationMap.get(extension); - } + public Set<String> getDeclarations(String extension) { + return extensionToDeclarationMap.get(extension); + } - public Set<String> getExtensions() { - return extensionToDeclarationMap.keySet(); - } + public Set<String> getExtensions() { + return extensionToDeclarationMap.keySet(); + } - public void emitJavaCode(PrintWriter output, String packageName) { - output.println("package " + packageName + ";"); - output.println(); - output.println("import java.util.*;"); - output.println(); - output.println("public final class StaticGLInfo"); - output.println("{"); + public void emitJavaCode(PrintWriter output, String packageName) { + output.println("package " + packageName + ";"); + output.println(); + output.println("import java.util.*;"); + output.println(); + output.println("public final class StaticGLInfo"); + output.println("{"); - output.println(" // maps function names to the extension string or OpenGL"); - output.println(" // specification version string to which they correspond."); - output.println(" private static HashMap funcToAssocMap;"); - output.println(); + output.println(" // maps function names to the extension string or OpenGL"); + output.println(" // specification version string to which they correspond."); + output.println(" private static HashMap funcToAssocMap;"); + output.println(); - output.println(" /**"); - output.println(" * Returns the OpenGL extension string or GL_VERSION string with which the"); - output.println(" * given function is associated. <P>"); - output.println(" *"); - output.println(" * If the"); - output.println(" * function is part of the OpenGL core, the returned value will be"); - output.println(" * GL_VERSION_XXX where XXX represents the OpenGL version of which the"); - output.println(" * function is a member (XXX will be of the form \"A\" or \"A_B\" or \"A_B_C\";"); - output.println(" * e.g., GL_VERSION_1_2_1 for OpenGL version 1.2.1)."); - output.println(" *"); - output.println(" * If the function is an extension function, the returned value will the"); - output.println(" * OpenGL extension string for the extension to which the function"); - output.println(" * corresponds. For example, if glLoadTransposeMatrixfARB is the argument,"); - output.println(" * GL_ARB_transpose_matrix will be the value returned."); - output.println(" * Please see http://oss.sgi.com/projects/ogl-sample/registry/index.html for"); - output.println(" * a list of extension names and the functions they expose."); - output.println(" *"); - output.println(" * If the function specified is not part of any known OpenGL core version or"); - output.println(" * extension, then NULL will be returned."); - output.println(" */"); - output.println(" public static String getFunctionAssociation(String glFunctionName)"); - output.println(" {"); - output.println(" String mappedName = null;"); - output.println(" int funcNamePermNum = com.jogamp.gluegen.runtime.opengl.GLExtensionNames.getFuncNamePermutationNumber(glFunctionName);"); - output.println(" for(int i = 0; null==mappedName && i < funcNamePermNum; i++) {"); - output.println(" String tmp = com.jogamp.gluegen.runtime.opengl.GLExtensionNames.getFuncNamePermutation(glFunctionName, i);"); - output.println(" try {"); - output.println(" mappedName = (String)funcToAssocMap.get(tmp);"); - output.println(" } catch (Exception e) { }"); - output.println(" }"); - output.println(" return mappedName;"); - output.println(" }"); - output.println(); + output.println(" /**"); + output.println(" * Returns the OpenGL extension string or GL_VERSION string with which the"); + output.println(" * given function is associated. <P>"); + output.println(" *"); + output.println(" * If the"); + output.println(" * function is part of the OpenGL core, the returned value will be"); + output.println(" * GL_VERSION_XXX where XXX represents the OpenGL version of which the"); + output.println(" * function is a member (XXX will be of the form \"A\" or \"A_B\" or \"A_B_C\";"); + output.println(" * e.g., GL_VERSION_1_2_1 for OpenGL version 1.2.1)."); + output.println(" *"); + output.println(" * If the function is an extension function, the returned value will the"); + output.println(" * OpenGL extension string for the extension to which the function"); + output.println(" * corresponds. For example, if glLoadTransposeMatrixfARB is the argument,"); + output.println(" * GL_ARB_transpose_matrix will be the value returned."); + output.println(" * Please see http://oss.sgi.com/projects/ogl-sample/registry/index.html for"); + output.println(" * a list of extension names and the functions they expose."); + output.println(" *"); + output.println(" * If the function specified is not part of any known OpenGL core version or"); + output.println(" * extension, then NULL will be returned."); + output.println(" */"); + output.println(" public static String getFunctionAssociation(String glFunctionName)"); + output.println(" {"); + output.println(" String mappedName = null;"); + output.println(" int funcNamePermNum = com.jogamp.gluegen.runtime.opengl.GLExtensionNames.getFuncNamePermutationNumber(glFunctionName);"); + output.println(" for(int i = 0; null==mappedName && i < funcNamePermNum; i++) {"); + output.println(" String tmp = com.jogamp.gluegen.runtime.opengl.GLExtensionNames.getFuncNamePermutation(glFunctionName, i);"); + output.println(" try {"); + output.println(" mappedName = (String)funcToAssocMap.get(tmp);"); + output.println(" } catch (Exception e) { }"); + output.println(" }"); + output.println(" return mappedName;"); + output.println(" }"); + output.println(); - output.println(" static"); - output.println(" {"); + output.println(" static"); + output.println(" {"); - // Compute max capacity - int maxCapacity = 0; - for (String name : declarationToExtensionMap.keySet()) { - if (!name.startsWith("GL")) { - ++maxCapacity; - } - } + // Compute max capacity + int maxCapacity = 0; + for (String name : declarationToExtensionMap.keySet()) { + if (!name.startsWith("GL")) { + ++maxCapacity; + } + } - output.println(" funcToAssocMap = new HashMap(" + maxCapacity + "); // approximate max capacity"); - output.println(" String group;"); - ArrayList<String> sets = new ArrayList<String>(extensionToDeclarationMap.keySet()); - Collections.sort(sets); - for (String groupName : sets) { - Set<String> funcs = extensionToDeclarationMap.get(groupName); - List<String> l = new ArrayList<String>(); - l.addAll(funcs); - Collections.sort(l); - Iterator<String> funcIter = l.iterator(); - boolean printedHeader = false; - while (funcIter.hasNext()) { - String funcName = funcIter.next(); - if (!funcName.startsWith("GL")) { - if (!printedHeader) { - output.println(); - output.println(" //----------------------------------------------------------------"); - output.println(" // " + groupName); - output.println(" //----------------------------------------------------------------"); - output.println(" group = \"" + groupName + "\";"); - printedHeader = true; - } + output.println(" funcToAssocMap = new HashMap(" + maxCapacity + "); // approximate max capacity"); + output.println(" String group;"); + ArrayList<String> sets = new ArrayList<String>(extensionToDeclarationMap.keySet()); + Collections.sort(sets); + for (String groupName : sets) { + Set<String> funcs = extensionToDeclarationMap.get(groupName); + List<String> l = new ArrayList<String>(); + l.addAll(funcs); + Collections.sort(l); + Iterator<String> funcIter = l.iterator(); + boolean printedHeader = false; + while (funcIter.hasNext()) { + String funcName = funcIter.next(); + if (!funcName.startsWith("GL")) { + if (!printedHeader) { + output.println(); + output.println(" //----------------------------------------------------------------"); + output.println(" // " + groupName); + output.println(" //----------------------------------------------------------------"); + output.println(" group = \"" + groupName + "\";"); + printedHeader = true; + } - output.println(" funcToAssocMap.put(\"" + funcName + "\", group);"); + output.println(" funcToAssocMap.put(\"" + funcName + "\", group);"); + } + } } - } + output.println(" }"); + output.println("} // end class StaticGLInfo"); } - output.println(" }"); - output.println("} // end class StaticGLInfo"); - } - //---------------------------------------------------------------------- - // Internals only below this point - // - - protected void addAssociation(String identifier, String association) { - declarationToExtensionMap.put(identifier, association); - Set<String> identifiers = extensionToDeclarationMap.get(association); - if (identifiers == null) { - identifiers = new HashSet<String>(); - extensionToDeclarationMap.put(association, identifiers); + //---------------------------------------------------------------------- + // Internals only below this point + // + protected void addAssociation(String identifier, String association) { + declarationToExtensionMap.put(identifier, association); + Set<String> identifiers = extensionToDeclarationMap.get(association); + if (identifiers == null) { + identifiers = new HashSet<String>(); + extensionToDeclarationMap.put(association, identifiers); + } + identifiers.add(identifier); } - identifiers.add(identifier); - } } |