diff options
Diffstat (limited to 'src/java/com/sun/gluegen/opengl/BuildStaticGLInfo.java')
| -rw-r--r-- | src/java/com/sun/gluegen/opengl/BuildStaticGLInfo.java | 346 |
1 files changed, 0 insertions, 346 deletions
diff --git a/src/java/com/sun/gluegen/opengl/BuildStaticGLInfo.java b/src/java/com/sun/gluegen/opengl/BuildStaticGLInfo.java deleted file mode 100644 index 2be5519..0000000 --- a/src/java/com/sun/gluegen/opengl/BuildStaticGLInfo.java +++ /dev/null @@ -1,346 +0,0 @@ -/* - * Copyright (c) 2003 Sun Microsystems, Inc. All Rights Reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: - * - * - Redistribution of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * - Redistribution in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * Neither the name of Sun Microsystems, Inc. or the names of - * contributors may be used to endorse or promote products derived from - * this software without specific prior written permission. - * - * This software is provided "AS IS," without a warranty of any kind. ALL - * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, - * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A - * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN - * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR - * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR - * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR - * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR - * DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE - * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, - * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF - * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. - * - * You acknowledge that this software is not designed or intended for use - * in the design, construction, operation or maintenance of any nuclear - * facility. - * - * Sun gratefully acknowledges that this software was originally authored - * and developed by Kenneth Bradley Russell and Christopher John Kline. - */ - -package com.sun.gluegen.opengl; - -import java.io.*; -import java.util.*; -import java.util.regex.*; - - /** - * Builds the StaticGLInfo class from the OpenGL header files (i.e., gl.h - * and glext.h) whose paths were passed as arguments to {@link - * #main(String[])}. - * - * It relies upon the assumption that a function's membership is scoped by - * preprocessor blocks in the header files that match the following pattern: - * <br> - * - * <pre> - * - * #ifndef GL_XXXX - * GLAPI <returnType> <APIENTRY|GLAPIENTRY> glFuncName(<params>) - * #endif GL_XXXX - * - * </pre> - * - * For example, if it parses the following data: - * - * <pre> - * - * #ifndef GL_VERSION_1_3 - * GLAPI void APIENTRY glActiveTexture (GLenum); - * GLAPI void APIENTRY glMultiTexCoord1dv (GLenum, const GLdouble *); - * GLAPI void <APIENTRY|GLAPIENTRY> glFuncName(<params>) - * #endif GL_VERSION_1_3 - * - * #ifndef GL_ARB_texture_compression - * GLAPI void APIENTRY glCompressedTexImage3DARB (GLenum, GLint, GLenum, GLsizei, GLsizei, GLsizei, GLint, GLsizei, const GLvoid *); - * GLAPI void APIENTRY glCompressedTexImage2DARB (GLenum, GLint, GLenum, GLsizei, GLsizei, GLint, GLsizei, const GLvoid *); - * #endif - * - * </pre> - * - * It will associate - * <code> glActiveTexture </code> and - * <code> glMultiTexCoord1dv </code> - * with the symbol - * <code> GL_VERSION_1_3 </code>, - * and associate - * <code> glCompressedTexImage2DARB </code> and - * <code> glCompressedTexImage3DARB </code> - * with the symbol - * <code> GL_ARB_texture_compression </code>. - * */ -public class BuildStaticGLInfo { - - // Handles function pointer - protected static int funcIdentifierGroup = 10; - protected static Pattern funcPattern = - Pattern.compile("^(GLAPI|GL_API|GL_APICALL|EGLAPI|extern)?(\\s*)((unsigned|const)\\s+)?(\\w+)(\\s*\\*)?(\\s+)(GLAPIENTRY|GL_APIENTRY|APIENTRY|EGLAPIENTRY|WINAPI)?(\\s*)([ew]?gl\\w+)\\s?(\\(.*)"); - - protected static Pattern associationPattern = - Pattern.compile("\\#ifndef ([CEW]?GL[XU]?_[A-Za-z0-9_]+)(.*)"); - - protected static int defineIdentifierGroup = 1; - protected static Pattern definePattern = - Pattern.compile("\\#define ([CEW]?GL[XU]?_[A-Za-z0-9_]+)\\s*([A-Za-z0-9_]+)(.*)"); - - // Maps function / #define names to the names of the extensions they're declared in - protected Map<String, String> declarationToExtensionMap = new HashMap<String, String>(); - - // Maps extension names to Set of identifiers (both #defines and - // function names) this extension declares - 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); - } - - 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); - - File file = new File(packageDir + File.separatorChar + "StaticGLInfo.java"); - String parentDir = file.getParent(); - if (parentDir != null) { - File pDirFile = new File(parentDir); - pDirFile.mkdirs(); - } - - 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]); - } - } - - /** 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 + ">"); - } - } - } - 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 Set<String> getDeclarations(String extension) { - return extensionToDeclarationMap.get(extension); - } - - 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("{"); - - 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(" static"); - output.println(" {"); - - // 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.put(\"" + funcName + "\", group);"); - } - } - } - 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); - } - identifiers.add(identifier); - } -} |