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Diffstat (limited to 'src/classes/javax/media/opengl/glsl')
-rw-r--r--src/classes/javax/media/opengl/glsl/ShaderCode.java104
1 files changed, 9 insertions, 95 deletions
diff --git a/src/classes/javax/media/opengl/glsl/ShaderCode.java b/src/classes/javax/media/opengl/glsl/ShaderCode.java
index e8b5555b6..0c404c460 100644
--- a/src/classes/javax/media/opengl/glsl/ShaderCode.java
+++ b/src/classes/javax/media/opengl/glsl/ShaderCode.java
@@ -3,6 +3,8 @@ package javax.media.opengl.glsl;
import javax.media.opengl.*;
import javax.media.opengl.util.*;
+import com.sun.opengl.util.io.StreamUtil;
+import com.sun.opengl.util.io.Locator;
import java.util.*;
import java.nio.*;
@@ -223,12 +225,12 @@ public class ShaderCode {
if (line.startsWith("#include ")) {
String includeFile = line.substring(9).trim();
// Try relative path first
- String next = makeRelative(path, includeFile);
- URL nextURL = getResource(next, context);
+ String next = Locator.getRelativeOf(path, includeFile);
+ URL nextURL = Locator.getResource(next, context);
if (nextURL == null) {
// Try absolute path
next = includeFile;
- nextURL = getResource(next, context);
+ nextURL = Locator.getResource(next, context);
}
if (nextURL == null) {
// Fail
@@ -246,14 +248,14 @@ public class ShaderCode {
public static String readShaderSource(Class context, String path) {
ClassLoader contextCL = (null!=context)?context.getClassLoader():null;
- URL url = getResource(path, contextCL);
+ URL url = Locator.getResource(path, contextCL);
if (url == null && null!=context) {
// Try again by scoping the path within the class's package
String className = context.getName().replace('.', '/');
int lastSlash = className.lastIndexOf('/');
if (lastSlash >= 0) {
String tmpPath = className.substring(0, lastSlash + 1) + path;
- url = getResource(tmpPath, contextCL);
+ url = Locator.getResource(tmpPath, contextCL);
if (url != null) {
path = tmpPath;
}
@@ -269,11 +271,11 @@ public class ShaderCode {
public static ByteBuffer readShaderBinary(Class context, String path) {
try {
- URL url = getResource(context, path);
+ URL url = Locator.getResource(context, path);
if (url == null) {
return null;
}
- return readAll(new BufferedInputStream(url.openStream()));
+ return StreamUtil.readAll2Buffer(new BufferedInputStream(url.openStream()));
} catch (IOException e) {
throw new RuntimeException(e);
}
@@ -283,94 +285,6 @@ public class ShaderCode {
// Internals only below this point
//
- public static URL getResource(Class context, String path) {
- ClassLoader contextCL = (null!=context)?context.getClassLoader():null;
- URL url = getResource(path, contextCL);
- if (url == null && null!=context) {
- // Try again by scoping the path within the class's package
- String className = context.getName().replace('.', '/');
- int lastSlash = className.lastIndexOf('/');
- if (lastSlash >= 0) {
- String tmpPath = className.substring(0, lastSlash + 1) + path;
- url = getResource(tmpPath, contextCL);
- }
- }
- return url;
- }
-
- public static URL getResource(String path, ClassLoader context) {
- URL url = null;
- if (context != null) {
- url = context.getResource(path);
- } else {
- url = ClassLoader.getSystemResource(path);
- }
- if(!urlExists(url)) {
- url = null;
- try {
- url = new URL(path);
- } catch (MalformedURLException e) { }
- }
- if(!urlExists(url)) {
- url = null;
- try {
- File file = new File(path);
- if(file.exists()) {
- url = file.toURL();
- }
- } catch (MalformedURLException e) {}
- }
- return url;
- }
-
- private static boolean urlExists(URL url) {
- boolean v = false;
- if(null!=url) {
- try {
- URLConnection uc = url.openConnection();
- v = true;
- } catch (IOException ioe) { }
- }
- return v;
- }
-
- private static String makeRelative(String context, String includeFile) {
- File file = new File(context);
- file = file.getParentFile();
- while (file != null && includeFile.startsWith("../")) {
- file = file.getParentFile();
- includeFile = includeFile.substring(3);
- }
- if (file != null) {
- String res = new File(file, includeFile).getPath();
- // Handle things on Windows
- return res.replace('\\', '/');
- } else {
- return includeFile;
- }
- }
-
- private static ByteBuffer readAll(InputStream stream) throws IOException {
- byte[] data = new byte[1024];
- int numRead = 0;
- int pos = 0;
- do {
- int avail = data.length - pos;
- if (avail == 0) {
- int newSize = 2 * data.length;
- byte[] newData = new byte[newSize];
- System.arraycopy(data, 0, newData, 0, data.length);
- data = newData;
- avail = data.length - pos;
- }
- numRead = stream.read(data, pos, avail);
- if (numRead > 0) {
- pos += numRead;
- }
- } while (numRead >= 0);
- ByteBuffer res = BufferUtil.newByteBuffer(data, 0, pos);
- return res;
- }
protected String[][] shaderSource = null;
protected Buffer shaderBinary = null;
protected int shaderBinaryFormat = -1;