From 3b83ea25d64ab2c92822265f2eb74b35eddab722 Mon Sep 17 00:00:00 2001 From: Sven Gothel Date: Mon, 16 Mar 2009 15:10:57 +0000 Subject: repair git-svn-id: file:///usr/local/projects/SUN/JOGL/git-svn/svn-server-sync/jogl/branches/JOGL_2_SANDBOX@1872 232f8b59-042b-4e1e-8c03-345bb8c30851 --- .../com/sun/opengl/util/GLArrayDataServer.java | 209 +++++++++++++++++++++ 1 file changed, 209 insertions(+) create mode 100644 src/jogl/classes/com/sun/opengl/util/GLArrayDataServer.java (limited to 'src/jogl/classes/com/sun/opengl/util/GLArrayDataServer.java') diff --git a/src/jogl/classes/com/sun/opengl/util/GLArrayDataServer.java b/src/jogl/classes/com/sun/opengl/util/GLArrayDataServer.java new file mode 100644 index 000000000..59024dec7 --- /dev/null +++ b/src/jogl/classes/com/sun/opengl/util/GLArrayDataServer.java @@ -0,0 +1,209 @@ + +package com.sun.opengl.util; + +import javax.media.opengl.*; +import java.nio.*; +import com.sun.opengl.impl.*; +import com.sun.opengl.impl.glsl.*; + +public class GLArrayDataServer extends GLArrayDataClient implements GLArrayDataEditable { + + // + // lifetime matters + // + + /** + * Create a VBOBuffer object, using a predefined fixed function array index + * and starting with a given Buffer object incl it's stride + * + * On profiles GL2 and ES1 the fixed function pipeline behavior is as expected. + * On profile ES2 the fixed function emulation will transform these calls to + * EnableVertexAttribArray and VertexAttribPointer calls, + * and a predefined vertex attribute variable name will be choosen. + * + * @arg index The GL array index + * @arg name The optional custom name for the GL array index, maybe null. + * If null, the default name mapping will be used, see 'getPredefinedArrayIndexName(int)'. + * This name might be used as the shader attribute name. + * @arg comps The array component number + * @arg dataType The array index GL data type + * @arg normalized Wheather the data shall be normalized + * + * @see javax.media.opengl.GLContext#getPredefinedArrayIndexName(int) + */ + public static GLArrayDataServer createFixed(int index, String name, int comps, int dataType, boolean normalized, + int stride, Buffer buffer, int vboBufferUsage) + throws GLException + { + GLProfile.isValidateArrayDataType(index, comps, dataType, false, true); + + GLArrayDataServer ads = new GLArrayDataServer(); + GLArrayHandler glArrayHandler = new GLFixedArrayHandler(ads); + ads.init(name, index, comps, dataType, normalized, stride, buffer, buffer.limit(), false, glArrayHandler, + 0, 0, vboBufferUsage); + return ads; + } + + /** + * Create a VBOBuffer object, using a predefined fixed function array index + * and starting with a new created Buffer object with initialSize size + * + * On profiles GL2 and ES1 the fixed function pipeline behavior is as expected. + * On profile ES2 the fixed function emulation will transform these calls to + * EnableVertexAttribArray and VertexAttribPointer calls, + * and a predefined vertex attribute variable name will be choosen. + * + * @see javax.media.opengl.GLContext#getPredefinedArrayIndexName(int) + */ + public static GLArrayDataServer createFixed(int index, String name, int comps, int dataType, boolean normalized, + int initialSize, int vboBufferUsage) + throws GLException + { + GLProfile.isValidateArrayDataType(index, comps, dataType, false, true); + + GLArrayDataServer ads = new GLArrayDataServer(); + GLArrayHandler glArrayHandler = new GLFixedArrayHandler(ads); + ads.init(name, index, comps, dataType, normalized, 0, null, initialSize, false, glArrayHandler, + 0, 0, vboBufferUsage); + return ads; + } + + /** + * Create a VBOBuffer object, using a custom GLSL array attribute name + * and starting with a new created Buffer object with initialSize size + * + * @see javax.media.opengl.GLContext#getPredefinedArrayIndexName(int) + */ + public static GLArrayDataServer createGLSL(String name, int comps, int dataType, boolean normalized, + int initialSize, int vboBufferUsage) + throws GLException + { + if(!GLProfile.isGL2ES2()) { + throw new GLException("GLArrayDataServer not supported for profile: "+GLProfile.getProfile()); + } + GLProfile.isValidateArrayDataType(-1, comps, dataType, true, true); + + GLArrayDataServer ads = new GLArrayDataServer(); + GLArrayHandler glArrayHandler = new GLSLArrayHandler(ads); + ads.init(name, -1, comps, dataType, normalized, 0, null, initialSize, true, glArrayHandler, + 0, 0, vboBufferUsage); + return ads; + } + + /** + * Create a VBOBuffer object, using a custom GLSL array attribute name + * and starting with a given Buffer object incl it's stride + * + * @see javax.media.opengl.GLContext#getPredefinedArrayIndexName(int) + */ + public static GLArrayDataServer createGLSL(String name, int comps, int dataType, boolean normalized, + int stride, Buffer buffer, int vboBufferUsage) + throws GLException + { + if(!GLProfile.isGL2ES2()) { + throw new GLException("GLArrayDataServer not supported for profile: "+GLProfile.getProfile()); + } + GLProfile.isValidateArrayDataType(-1, comps, dataType, true, true); + + GLArrayDataServer ads = new GLArrayDataServer(); + GLArrayHandler glArrayHandler = new GLSLArrayHandler(ads); + ads.init(name, -1, comps, dataType, normalized, stride, buffer, buffer.limit(), true, glArrayHandler, + 0, 0, vboBufferUsage); + return ads; + } + + // + // Data matters GLArrayData + // + + public int getBufferUsage() { return vboBufferUsage; } + + // + // Data and GL state modification .. + // + + public void destroy(GL gl) { + super.destroy(gl); + if(vboName!=0) { + int[] tmp = new int[1]; + tmp[0] = vboName; + gl.glDeleteBuffers(1, tmp, 0); + vboName = 0; + } + } + + // + // data matters + // + + /** + * Convenient way do disable the VBO behavior and + * switch to client side data one + * Only possible if buffer is defined. + */ + public void setVBOUsage(boolean vboUsage) { + checkSeal(false); + super.setVBOUsage(vboUsage); + } + + public String toString() { + return "GLArrayDataServer["+name+ + ", index "+index+ + ", location "+location+ + ", isVertexAttribute "+isVertexAttribute+ + ", dataType "+dataType+ + ", bufferClazz "+clazz+ + ", elements "+getElementNumber()+ + ", components "+components+ + ", stride "+stride+"u "+strideB+"b "+strideL+"c"+ + ", initialSize "+initialSize+ + ", vboBufferUsage "+vboBufferUsage+ + ", vboUsage "+vboUsage+ + ", vboName "+vboName+ + ", sealed "+sealed+ + ", bufferEnabled "+bufferEnabled+ + ", bufferWritten "+bufferWritten+ + ", buffer "+buffer+ + ", offset "+bufferOffset+ + "]"; + } + + // + // non public matters .. + // + + protected void init(String name, int index, int comps, int dataType, boolean normalized, + int stride, Buffer data, int initialSize, boolean isVertexAttribute, + GLArrayHandler glArrayHandler, + int vboName, long bufferOffset, int vboBufferUsage) + throws GLException + { + super.init(name, index, comps, dataType, normalized, stride, data, initialSize, isVertexAttribute, glArrayHandler, + vboName, bufferOffset); + + vboUsage=true; + + if( ! (GLProfile.isGL2ES2() && vboBufferUsage==GL2ES2.GL_STREAM_DRAW) ) { + switch(vboBufferUsage) { + case -1: // nop + case GL.GL_STATIC_DRAW: + case GL.GL_DYNAMIC_DRAW: + break; + default: + throw new GLException("invalid vboBufferUsage: "+vboBufferUsage+":\n\t"+this); + } + } + this.vboBufferUsage=vboBufferUsage; + } + + protected void init_vbo(GL gl) { + if(vboUsage && vboName==0) { + int[] tmp = new int[1]; + gl.glGenBuffers(1, tmp, 0); + vboName = tmp[0]; + } + } + + protected int vboBufferUsage; +} + -- cgit v1.2.3