From 2b954ff1fe88f35b59da6c6f6b82fde70274a6ef Mon Sep 17 00:00:00 2001
From: Michael Bien <mbien@fh-landshut.de>
Date: Sat, 27 Mar 2010 23:24:13 +0100
Subject: refactoring: renamed com.sun.opengl -> com.jogamp.opengl.
---
.../jogamp/opengl/util/glsl/GLSLArrayHandler.java | 60 ++++++++++++++++++++++
1 file changed, 60 insertions(+)
create mode 100644 src/jogl/classes/com/jogamp/opengl/util/glsl/GLSLArrayHandler.java
(limited to 'src/jogl/classes/com/jogamp/opengl/util/glsl/GLSLArrayHandler.java')
diff --git a/src/jogl/classes/com/jogamp/opengl/util/glsl/GLSLArrayHandler.java b/src/jogl/classes/com/jogamp/opengl/util/glsl/GLSLArrayHandler.java
new file mode 100644
index 000000000..1119aa5ab
--- /dev/null
+++ b/src/jogl/classes/com/jogamp/opengl/util/glsl/GLSLArrayHandler.java
@@ -0,0 +1,60 @@
+
+package com.jogamp.opengl.util.glsl;
+
+import javax.media.opengl.*;
+import javax.media.opengl.fixedfunc.*;
+import com.jogamp.opengl.util.*;
+import com.jogamp.opengl.util.glsl.ShaderState;
+import java.nio.*;
+
+public class GLSLArrayHandler implements GLArrayHandler {
+ private GLArrayDataEditable ad;
+
+ public GLSLArrayHandler(GLArrayDataEditable ad) {
+ this.ad = ad;
+ }
+
+ protected final void passVertexAttribPointer(GL2ES2 gl, ShaderState st) {
+ st.glVertexAttribPointer(gl, ad);
+ }
+
+ public void enableBuffer(GL gl, boolean enable) {
+ if(!gl.isGL2ES2()) {
+ throw new GLException("GLSLArrayHandler expects a GL2ES2 implementation");
+ }
+ GL2ES2 glsl = gl.getGL2ES2();
+ ShaderState st = ShaderState.getCurrent();
+ if(null==st) {
+ throw new GLException("No ShaderState current");
+ }
+
+ if(enable) {
+ st.glEnableVertexAttribArray(glsl, ad.getName());
+
+ Buffer buffer = ad.getBuffer();
+
+ if(ad.isVBO()) {
+ // always bind and refresh the VBO mgr,
+ // in case more than one gl*Pointer objects are in use
+ glsl.glBindBuffer(GL.GL_ARRAY_BUFFER, ad.getVBOName());
+ if(!ad.isBufferWritten()) {
+ if(null!=buffer) {
+ glsl.glBufferData(GL.GL_ARRAY_BUFFER, buffer.limit() * ad.getComponentSize(), buffer, ad.getBufferUsage());
+ }
+ ad.setBufferWritten(true);
+ }
+ passVertexAttribPointer(glsl, st);
+ } else if(null!=buffer) {
+ passVertexAttribPointer(glsl, st);
+ ad.setBufferWritten(true);
+ }
+ } else {
+ if(ad.isVBO()) {
+ glsl.glBindBuffer(GL.GL_ARRAY_BUFFER, 0);
+ }
+ st.glDisableVertexAttribArray(glsl, ad.getName());
+ }
+ }
+
+}
+
--
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