/* * License Applicability. Except to the extent portions of this file are * made subject to an alternative license as permitted in the SGI Free * Software License B, Version 1.1 (the "License"), the contents of this * file are subject only to the provisions of the License. You may not use * this file except in compliance with the License. You may obtain a copy * of the License at Silicon Graphics, Inc., attn: Legal Services, 1600 * Amphitheatre Parkway, Mountain View, CA 94043-1351, or at: * * http://oss.sgi.com/projects/FreeB * * Note that, as provided in the License, the Software is distributed on an * "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS * DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND * CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A * PARTICULAR PURPOSE, AND NON-INFRINGEMENT. * * NOTE: The Original Code (as defined below) has been licensed to Sun * Microsystems, Inc. ("Sun") under the SGI Free Software License B * (Version 1.1), shown above ("SGI License"). Pursuant to Section * 3.2(3) of the SGI License, Sun is distributing the Covered Code to * you under an alternative license ("Alternative License"). This * Alternative License includes all of the provisions of the SGI License * except that Section 2.2 and 11 are omitted. Any differences between * the Alternative License and the SGI License are offered solely by Sun * and not by SGI. * * Original Code. The Original Code is: OpenGL Sample Implementation, * Version 1.2.1, released January 26, 2000, developed by Silicon Graphics, * Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc. * Copyright in any portions created by third parties is as indicated * elsewhere herein. All Rights Reserved. * * Additional Notice Provisions: The application programming interfaces * established by SGI in conjunction with the Original Code are The * OpenGL(R) Graphics System: A Specification (Version 1.2.1), released * April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version * 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X * Window System(R) (Version 1.3), released October 19, 1998. This software * was created using the OpenGL(R) version 1.2.1 Sample Implementation * published by SGI, but has not been independently verified as being * compliant with the OpenGL(R) version 1.2.1 Specification. */ package com.sun.opengl.impl.glu.mipmap; import javax.media.opengl.GL; import javax.media.opengl.GL2; import java.nio.*; /** * * @author Administrator */ public class Image { /** Creates a new instance of Image */ public Image() { } public static short getShortFromByteArray( byte[] array, int index ) { short s; s = (short)(array[index] << 8 ); s |= (short)(0x00FF & array[index+1]); return( s ); } public static int getIntFromByteArray( byte[] array, int index ) { int i; i = ( array[index] << 24 ) & 0xFF000000; i |= ( array[index+1] << 16 ) & 0x00FF0000; i |= ( array[index+2] << 8 ) & 0x0000FF00; i |= ( array[index+3] ) & 0x000000FF; return( i ); } public static float getFloatFromByteArray( byte[] array, int index ) { int i = getIntFromByteArray( array, index ); return( Float.intBitsToFloat(i) ); } /* * Extract array from user's data applying all pixel store modes. * The internal format used is an array of unsigned shorts. */ public static void fill_image( PixelStorageModes psm, int width, int height, int format, int type, boolean index_format, ByteBuffer userdata, ShortBuffer newimage ) { int components; int element_size; int rowsize; int padding; int groups_per_line; int group_size; int elements_per_line; int start; int iter = 0; int iter2; int i, j, k; boolean myswap_bytes; // Create a Extract interface object Extract extract = null; switch( type ) { case( GL2.GL_UNSIGNED_BYTE_3_3_2 ): extract = new Extract332(); break; case( GL2.GL_UNSIGNED_BYTE_2_3_3_REV ): extract = new Extract233rev(); break; case( GL2.GL_UNSIGNED_SHORT_5_6_5 ): extract = new Extract565(); break; case( GL2.GL_UNSIGNED_SHORT_5_6_5_REV ): extract = new Extract565rev(); break; case( GL2.GL_UNSIGNED_SHORT_4_4_4_4 ): extract = new Extract4444(); break; case( GL2.GL_UNSIGNED_SHORT_4_4_4_4_REV ): extract = new Extract4444rev(); break; case( GL2.GL_UNSIGNED_SHORT_5_5_5_1 ): extract = new Extract5551(); break; case( GL2.GL_UNSIGNED_SHORT_1_5_5_5_REV ): extract = new Extract1555rev(); break; case( GL2.GL_UNSIGNED_INT_8_8_8_8 ): extract = new Extract8888(); break; case( GL2.GL_UNSIGNED_INT_8_8_8_8_REV ): extract = new Extract8888rev(); break; case( GL2.GL_UNSIGNED_INT_10_10_10_2 ): extract = new Extract1010102(); break; case( GL2.GL_UNSIGNED_INT_2_10_10_10_REV ): extract = new Extract2101010rev(); break; } myswap_bytes = psm.getUnpackSwapBytes(); components = Mipmap.elements_per_group( format, type ); if( psm.getUnpackRowLength() > 0 ) { groups_per_line = psm.getUnpackRowLength(); } else { groups_per_line = width; } // All formats except GL_BITMAP fall out trivially if( type == GL2.GL_BITMAP ) { int bit_offset; int current_bit; rowsize = ( groups_per_line * components + 7 ) / 8; padding = ( rowsize % psm.getUnpackAlignment() ); if( padding != 0 ) { rowsize += psm.getUnpackAlignment() - padding; } start = psm.getUnpackSkipRows() * rowsize + ( psm.getUnpackSkipPixels() * components / 8 ); elements_per_line = width * components; iter2 = 0; for( i = 0; i < height; i++ ) { iter = start; userdata.position( iter ); // **************************************** bit_offset = (psm.getUnpackSkipPixels() * components) % 8; for( j = 0; j < elements_per_line; j++ ) { // retrieve bit if( psm.getUnpackLsbFirst() ) { userdata.position( iter ); current_bit = ( userdata.get() & 0x000000FF ) & ( 1 << bit_offset );//userdata[iter] & ( 1 << bit_offset ); } else { current_bit = ( userdata.get() & 0x000000FF ) & ( 1 << ( 7 - bit_offset ) ); } if( current_bit != 0 ) { if( index_format ) { newimage.position( iter2 ); newimage.put( (short)1 ); } else { newimage.position( iter2 ); newimage.put( (short)65535 ); } } else { newimage.position( iter2 ); newimage.put( (short)0 ); } bit_offset++; if( bit_offset == 8 ) { bit_offset = 0; iter++; } iter2++; } start += rowsize; } } else { element_size = Mipmap.bytes_per_element( type ); group_size = element_size * components; if( element_size == 1 ) { myswap_bytes = false; } rowsize = groups_per_line * group_size; padding = ( rowsize % psm.getUnpackAlignment() ); if( padding != 0 ) { rowsize += psm.getUnpackAlignment() - padding; } start = psm.getUnpackSkipRows() * rowsize + psm.getUnpackSkipPixels() * group_size; elements_per_line = width * components; iter2 = 0; for( i = 0; i < height; i++ ) { iter = start; userdata.position( iter ); //*************************************** for( j = 0; j < elements_per_line; j++ ) { Type_Widget widget = new Type_Widget(); float[] extractComponents = new float[4]; userdata.position( iter ); switch( type ) { case( GL2.GL_UNSIGNED_BYTE_3_3_2 ): extract.extract( false, userdata /*userdata[iter]*/, extractComponents ); for( k = 0; k < 3; k++ ) { newimage.put( iter2++, (short)(extractComponents[k] * 65535 ) ); } break; case( GL2.GL_UNSIGNED_BYTE_2_3_3_REV ): extract.extract( false, userdata /*userdata[iter]*/, extractComponents ); for( k = 0; k < 3; k++ ) { newimage.put( iter2++, (short)(extractComponents[k] * 65535 ) ); } break; case( GL2.GL_UNSIGNED_BYTE ): if( index_format ) { newimage.put( iter2++, (short)( 0x000000FF & userdata.get() ) );//userdata[iter]; } else { newimage.put( iter2++, (short)( 0x000000FF & userdata.get()/*userdata[iter]*/ * 257 ) ); } break; case( GL2.GL_BYTE ): if( index_format ) { newimage.put( iter2++, userdata.get() ); //userdata[iter]; } else { newimage.put( iter2++, (short)(userdata.get()/*userdata[iter]*/ * 516 ) ); } break; case( GL2.GL_UNSIGNED_SHORT_5_6_5 ): extract.extract( myswap_bytes, userdata/*userdata[iter]*/, extractComponents ); for( k = 0; k < 3; k++ ) { newimage.put( iter2++, (short)(extractComponents[k] * 65535) ); } break; case( GL2.GL_UNSIGNED_SHORT_5_6_5_REV ): extract.extract( myswap_bytes, userdata, extractComponents ); for( k = 0; k < 3; k++ ) { newimage.put( iter2++, (short)(extractComponents[k] * 65535 ) ); } break; case( GL2.GL_UNSIGNED_SHORT_4_4_4_4 ): extract.extract( myswap_bytes, userdata, extractComponents ); for( k = 0; k < 4; k++ ) { newimage.put( iter2++, (short)(extractComponents[k] * 65535 ) ); } break; case( GL2.GL_UNSIGNED_SHORT_4_4_4_4_REV ): extract.extract( myswap_bytes, userdata, extractComponents ); for( k = 0; k < 4; k++ ) { newimage.put( iter2++, (short)( extractComponents[k] * 65535 ) ); } break; case( GL2.GL_UNSIGNED_SHORT_5_5_5_1 ): extract.extract( myswap_bytes, userdata, extractComponents ); for( k = 0; k < 4; k++ ) { newimage.put( iter2++, (short)(extractComponents[k] * 65535 ) ); } break; case( GL2.GL_UNSIGNED_SHORT_1_5_5_5_REV ): extract.extract( myswap_bytes, userdata, extractComponents ); for( k = 0; k < 4; k++ ) { newimage.put( iter2++, (short)( extractComponents[k] * 65535 ) ); } break; case( GL2.GL_UNSIGNED_SHORT ): case( GL2.GL_SHORT ): if( myswap_bytes ) { widget.setUB1( userdata.get() ); widget.setUB0( userdata.get() ); } else { widget.setUB0( userdata.get() ); widget.setUB1( userdata.get() ); } if( type == GL2.GL_SHORT ) { if( index_format ) { newimage.put( iter2++, widget.getS0() ); } else { newimage.put( iter2++, (short)(widget.getS0() * 2) ); } } else { newimage.put( iter2++, widget.getUS0() ); } break; case( GL2.GL_UNSIGNED_INT_8_8_8_8 ): extract.extract( myswap_bytes, userdata, extractComponents ); for( k = 0; k < 4; k++ ) { newimage.put( iter2++, (short)( extractComponents[k] * 65535 ) ); } break; case( GL2.GL_UNSIGNED_INT_8_8_8_8_REV ): extract.extract( myswap_bytes, userdata, extractComponents ); for( k = 0; k < 4; k++ ) { newimage.put( iter2++, (short)( extractComponents[k] * 65535 ) ); } break; case( GL2.GL_UNSIGNED_INT_10_10_10_2 ): extract.extract( myswap_bytes, userdata, extractComponents ); for( k = 0; k < 4; k++ ) { newimage.put( iter2++, (short)( extractComponents[k] * 65535 ) ); } break; case( GL2.GL_UNSIGNED_INT_2_10_10_10_REV ): extract.extract( myswap_bytes, userdata, extractComponents ); for( k = 0; k < 4; k++ ) { newimage.put( iter2++, (short)( extractComponents[k] * 65535 ) ); } break; case( GL2.GL_INT ): case( GL2.GL_UNSIGNED_INT ): case( GL2.GL_FLOAT ): if( myswap_bytes ) { widget.setUB3( userdata.get() ); widget.setUB2( userdata.get() ); widget.setUB1( userdata.get() ); widget.setUB0( userdata.get() ); } else { widget.setUB0( userdata.get() ); widget.setUB1( userdata.get() ); widget.setUB2( userdata.get() ); widget.setUB3( userdata.get() ); } if( type == GL2.GL_FLOAT ) { if( index_format ) { newimage.put( iter2++, (short)widget.getF() ); } else { newimage.put( iter2++, (short)(widget.getF() * 65535 ) ); } } else if( type == GL2.GL_UNSIGNED_INT ) { if( index_format ) { newimage.put( iter2++, (short)( widget.getUI() ) ); } else { newimage.put( iter2++, (short)( widget.getUI() >> 16 ) ); } } else { if( index_format ) { newimage.put( iter2++, (short)( widget.getI() ) ); } else { newimage.put( iter2++, (short)( widget.getI() >> 15 ) ); } } break; } iter += element_size; } // for j start += rowsize; // want iter pointing at start, not within, row for assertion purposes iter = start; } // for i // iterators should be one byte past end if( !Mipmap.isTypePackedPixel( type ) ) { assert( iter2 == ( width * height * components ) ); } else { assert( iter2 == ( width * height * Mipmap.elements_per_group( format, 0 ) ) ); } assert( iter == ( rowsize * height + psm.getUnpackSkipRows() * rowsize + psm.getUnpackSkipPixels() * group_size ) ); } } /* * Insert array into user's data applying all pixel store modes. * Theinternal format is an array of unsigned shorts. * empty_image() because it is the opposet of fill_image(). */ public static void empty_image( PixelStorageModes psm, int width, int height, int format, int type, boolean index_format, ShortBuffer oldimage, ByteBuffer userdata ) { int components; int element_size; int rowsize; int padding; int groups_per_line; int group_size; int elements_per_line; int start; int iter = 0; int iter2; int i, j, k; boolean myswap_bytes; // Create a Extract interface object Extract extract = null; switch( type ) { case( GL2.GL_UNSIGNED_BYTE_3_3_2 ): extract = new Extract332(); break; case( GL2.GL_UNSIGNED_BYTE_2_3_3_REV ): extract = new Extract233rev(); break; case( GL2.GL_UNSIGNED_SHORT_5_6_5 ): extract = new Extract565(); break; case( GL2.GL_UNSIGNED_SHORT_5_6_5_REV ): extract = new Extract565rev(); break; case( GL2.GL_UNSIGNED_SHORT_4_4_4_4 ): extract = new Extract4444(); break; case( GL2.GL_UNSIGNED_SHORT_4_4_4_4_REV ): extract = new Extract4444rev(); break; case( GL2.GL_UNSIGNED_SHORT_5_5_5_1 ): extract = new Extract5551(); break; case( GL2.GL_UNSIGNED_SHORT_1_5_5_5_REV ): extract = new Extract1555rev(); break; case( GL2.GL_UNSIGNED_INT_8_8_8_8 ): extract = new Extract8888(); break; case( GL2.GL_UNSIGNED_INT_8_8_8_8_REV ): extract = new Extract8888rev(); break; case( GL2.GL_UNSIGNED_INT_10_10_10_2 ): extract = new Extract1010102(); break; case( GL2.GL_UNSIGNED_INT_2_10_10_10_REV ): extract = new Extract2101010rev(); break; } myswap_bytes = psm.getPackSwapBytes(); components = Mipmap.elements_per_group( format, type ); if( psm.getPackRowLength() > 0 ) { groups_per_line = psm.getPackRowLength(); } else { groups_per_line = width; } // all formats except GL_BITMAP fall out trivially if( type == GL2.GL_BITMAP ) { int bit_offset; int current_bit; rowsize = ( groups_per_line * components + 7 ) / 8; padding = ( rowsize % psm.getPackAlignment() ); if( padding != 0 ) { rowsize += psm.getPackAlignment() - padding; } start = psm.getPackSkipRows() * rowsize + psm.getPackSkipPixels() * components / 8; elements_per_line = width * components; iter2 = 0; for( i = 0; i < height; i++ ) { iter = start; bit_offset = ( psm.getPackSkipPixels() * components ) % 8; for( j = 0; j < elements_per_line; j++ ) { if( index_format ) { current_bit = oldimage.get( iter2 ) & 1; } else { if( oldimage.get( iter2 ) < 0 ) { // must check for negative rather than 32767 current_bit = 1; } else { current_bit = 0; } } if( current_bit != 0 ) { if( psm.getPackLsbFirst() ) { userdata.put( iter, (byte)( ( userdata.get( iter ) | ( 1 << bit_offset ) ) ) ); } else { userdata.put( iter, (byte)( ( userdata.get( iter ) | ( 7 - bit_offset ) ) ) ); } } else { if( psm.getPackLsbFirst() ) { //userdata[iter] &= ~( 1 << bit_offset ); userdata.put( iter, (byte)( ( userdata.get( iter ) & ~( 1 << bit_offset ) ) ) ); } else { //userdata[iter] &= ~( 1 << ( 7 - bit_offset ) ); userdata.put( iter, (byte)( ( userdata.get( iter ) & ~( 7 - bit_offset ) ) ) ); } } bit_offset++; if( bit_offset == 8 ) { bit_offset = 0; iter++; } iter2++; } start += rowsize; } } else { float shoveComponents[] = new float[4]; element_size = Mipmap.bytes_per_element( type ); group_size = element_size * components; if( element_size == 1 ) { myswap_bytes = false; } rowsize = groups_per_line * group_size; padding = ( rowsize % psm.getPackAlignment() ); if( padding != 0 ) { rowsize += psm.getPackAlignment() - padding; } start = psm.getPackSkipRows() * rowsize + psm.getPackSkipPixels() * group_size; elements_per_line = width * components; iter2 = 0; for( i = 0; i < height; i++ ) { iter = start; for( j = 0; j < elements_per_line; j++ ) { Type_Widget widget = new Type_Widget(); switch( type ) { case( GL2.GL_UNSIGNED_BYTE_3_3_2 ): for( k = 0; k < 3; k++ ) { shoveComponents[k] = oldimage.get( iter2++ ) / 65535.0f; } extract.shove( shoveComponents, 0, userdata ); break; case( GL2.GL_UNSIGNED_BYTE_2_3_3_REV ): for( k = 0; k < 3; k++ ) { shoveComponents[k] = oldimage.get(iter2++) / 65535.0f; } extract.shove( shoveComponents, 0, userdata ); break; case( GL2.GL_UNSIGNED_BYTE ): if( index_format ) { //userdata[iter] = (byte)oldimage[iter2++]; userdata.put( iter, (byte)oldimage.get(iter2++) ); } else { //userdata[iter] = (byte)( oldimage[iter2++] >> 8 ); userdata.put( iter, (byte)( oldimage.get(iter2++) ) ); } break; case( GL2.GL_BYTE ): if( index_format ) { //userdata[iter] = (byte)oldimage[iter2++]; userdata.put( iter, (byte)oldimage.get(iter2++) ); } else { //userdata[iter] = (byte)( oldimage[iter2++] >> 9 ); userdata.put( iter, (byte)( oldimage.get(iter2++) ) ); } break; case( GL2.GL_UNSIGNED_SHORT_5_6_5 ): for( k = 0; k < 3; k++ ) { shoveComponents[k] = oldimage.get(iter2++) / 65535.0f; } extract.shove( shoveComponents, 0, widget.getBuffer() ); if( myswap_bytes ) { //userdata[iter] = widget.getUB1(); //userdata[iter+1] = widget.getUB0(); userdata.put( iter, widget.getUB1() ); userdata.put( iter + 1,widget.getUB0() ); } else { //userdata[iter] = widget.getUB0(); //userdata[iter+1] = widget.getUB1(); userdata.put( iter, widget.getUB0() ); userdata.put( iter + 1, widget.getUB1() ); } break; case( GL2.GL_UNSIGNED_SHORT_5_6_5_REV ): for( k = 0; k < 3; k++ ) { shoveComponents[k] = oldimage.get(iter2++) / 65535.0f; } extract.shove( shoveComponents, 0, widget.getBuffer() ); if( myswap_bytes ) { //userdata[iter] = widget.getUB1(); //userdata[iter+1] = widget.getUB0(); userdata.put( iter, widget.getUB1() ); userdata.put( iter + 1, widget.getUB0() ); } else { //userdata[iter] = widget.getUB0(); //userdata[iter+1] = widget.getUB1(); userdata.put( iter, widget.getUB0() ); userdata.put( iter, widget.getUB1() ); } break; case( GL2.GL_UNSIGNED_SHORT_4_4_4_4 ): for( k = 0; k < 4; k++ ) { shoveComponents[k] = oldimage.get(iter2++) / 65535.0f; } extract.shove( shoveComponents, 0, widget.getBuffer() ); if( myswap_bytes ) { //userdata[iter] = widget.getUB1(); //userdata[iter+1] = widget.getUB0(); userdata.put( iter, widget.getUB1() ); userdata.put( iter + 1, widget.getUB0() ); } else { //userdata[iter] = widget.getUB0(); //userdata[iter+1] = widget.getUB1(); userdata.put( iter, widget.getUB0() ); userdata.put( iter + 1, widget.getUB1() ); } break; case( GL2.GL_UNSIGNED_SHORT_4_4_4_4_REV ): for( k = 0; k < 4; k++ ) { shoveComponents[k] = oldimage.get( iter2++ ) / 65535.0f; } extract.shove( shoveComponents, 0, widget.getBuffer() ); if( myswap_bytes ) { //userdata[iter] = widget.getUB1(); //userdata[iter+1] = widget.getUB0(); userdata.put( iter, widget.getUB1() ); userdata.put( iter + 1, widget.getUB0() ); } else { //userdata[iter] = widget.getUB0(); //userdata[iter+1] = widget.getUB1(); userdata.put( iter, widget.getUB0() ); userdata.put( iter + 1, widget.getUB1() ); } break; case( GL2.GL_UNSIGNED_SHORT_5_5_5_1 ): for( k = 0; k < 4; k++ ) { shoveComponents[k] = oldimage.get( iter2++ ) / 65535.0f; } extract.shove( shoveComponents, 0, widget.getBuffer() ); if( myswap_bytes ) { //userdata[iter] = widget.getUB1(); //userdata[iter+1] = widget.getUB0(); userdata.put( iter, widget.getUB1() ); userdata.put( iter + 1, widget.getUB0() ); } else { //userdata[iter] = widget.getUB0(); //userdata[iter+1] = widget.getUB1(); userdata.put( iter, widget.getUB0() ); userdata.put( iter + 1, widget.getUB1() ); } break; case( GL2.GL_UNSIGNED_SHORT_1_5_5_5_REV ): for( k = 0; k < 4; k++ ) { shoveComponents[k] = oldimage.get( iter2++ ) / 65535.0f; } extract.shove( shoveComponents, 0, widget.getBuffer() ); if( myswap_bytes ) { //userdata[iter] = widget.getUB1(); //userdata[iter+1] = widget.getUB0(); userdata.put( iter, widget.getUB1() ); userdata.put( iter + 1, widget.getUB0() ); } else { //userdata[iter] = widget.getUB0(); //userdata[iter+1] = widget.getUB1(); userdata.put( iter, widget.getUB0() ); userdata.put( iter + 1, widget.getUB1() ); } break; case( GL2.GL_UNSIGNED_SHORT ): case( GL2.GL_SHORT ): if( type == GL2.GL_SHORT ) { if( index_format ) { widget.setS0( oldimage.get( iter2++ ) ); } else { widget.setS0( (short)(oldimage.get( iter2++ ) >> 1) ); } } else { widget.setUS0( oldimage.get( iter2++ ) ); } if( myswap_bytes ) { //userdata[iter] = widget.getUB1(); //userdata[iter+1] = widget.getUB0(); userdata.put( iter, widget.getUB1() ); userdata.put( iter + 1, widget.getUB0() ); } else { //userdata[iter] = widget.getUB0(); //userdata[iter] = widget.getUB1(); userdata.put( iter, widget.getUB0() ); userdata.put( iter + 1, widget.getUB1() ); } break; case( GL2.GL_UNSIGNED_INT_8_8_8_8 ): for( k = 0; k < 4; k++ ) { shoveComponents[k] = oldimage.get( iter2++ ) / 65535.0f; } extract.shove( shoveComponents, 0, widget.getBuffer() ); if( myswap_bytes ) { //userdata[iter+3] = widget.getUB0(); //userdata[iter+2] = widget.getUB1(); //userdata[iter+1] = widget.getUB2(); //userdata[iter ] = widget.getUB3(); userdata.put( iter + 3, widget.getUB0() ); userdata.put( iter + 2, widget.getUB1() ); userdata.put( iter + 1, widget.getUB2() ); userdata.put( iter , widget.getUB3() ); } else { userdata.putInt( iter, widget.getUI() ); } break; case( GL2.GL_UNSIGNED_INT_8_8_8_8_REV ): for( k = 0; k < 4; k++ ) { shoveComponents[k] = oldimage.get( iter2++ ) / 65535.0f; } extract.shove( shoveComponents, 0, widget.getBuffer() ); if( myswap_bytes ) { //userdata[iter+3] = widget.getUB0(); //userdata[iter+2] = widget.getUB1(); //userdata[iter+1] = widget.getUB2(); //userdata[iter ] = widget.getUB3(); userdata.put( iter + 3, widget.getUB0() ); userdata.put( iter + 2, widget.getUB1() ); userdata.put( iter + 2, widget.getUB2() ); userdata.put( iter , widget.getUB3() ); } else { userdata.putInt( iter, widget.getUI() ); } break; case( GL2.GL_UNSIGNED_INT_10_10_10_2 ): for( k = 0; k < 4; k++ ) { shoveComponents[k] = oldimage.get( iter2++ ) / 65535.0f; } extract.shove( shoveComponents, 0, widget.getBuffer() ); if( myswap_bytes ) { //userdata[iter+3] = widget.getUB0(); //userdata[iter+2] = widget.getUB1(); //userdata[iter+1] = widget.getUB2(); //userdata[iter ] = widget.getUB3(); userdata.put( iter + 3, widget.getUB0() ); userdata.put( iter + 2, widget.getUB1() ); userdata.put( iter + 1, widget.getUB2() ); userdata.put( iter , widget.getUB3() ); } else { userdata.putInt( iter, widget.getUI() ); } break; case( GL2.GL_UNSIGNED_INT_2_10_10_10_REV ): for( k = 0; k < 4; k++ ) { shoveComponents[k] = oldimage.get( iter2++ ) / 65535.0f; } extract.shove( shoveComponents, 0, widget.getBuffer() ); if( myswap_bytes ) { //userdata[iter+3] = widget.getUB0(); //userdata[iter+2] = widget.getUB1(); //userdata[iter+1] = widget.getUB2(); //userdata[iter ] = widget.getUB3(); userdata.put( iter + 3, widget.getUB0() ); userdata.put( iter + 2, widget.getUB1() ); userdata.put( iter + 1, widget.getUB2() ); userdata.put( iter , widget.getUB3() ); } else { userdata.putInt( iter, widget.getUI() ); } break; case( GL2.GL_INT ): case( GL2.GL_UNSIGNED_INT ): case( GL2.GL_FLOAT ): if( type == GL2.GL_FLOAT ) { if( index_format ) { widget.setF( oldimage.get( iter2++ ) ); } else { widget.setF( oldimage.get( iter2++ ) / 65535.0f ); } } else if( type == GL2.GL_UNSIGNED_INT ) { if( index_format ) { widget.setUI( oldimage.get( iter2++ ) ); } else { widget.setUI( oldimage.get( iter2++ ) * 65537 ); } } else { if( index_format ) { widget.setI( oldimage.get( iter2++ ) ); } else { widget.setI( (oldimage.get( iter2++ ) * 65537) / 2 ); } } if( myswap_bytes ) { userdata.put( iter + 3, widget.getUB0() ); userdata.put( iter + 2, widget.getUB1() ); userdata.put( iter + 1, widget.getUB2() ); userdata.put( iter , widget.getUB3() ); } else { userdata.put( iter , widget.getUB0() ); userdata.put( iter + 1, widget.getUB1() ); userdata.put( iter + 2, widget.getUB2() ); userdata.put( iter + 3, widget.getUB3() ); } break; } iter += element_size; } // for j start += rowsize; // want iter pointing at start, not within, row for assertion purposes iter = start; } // for i // iterators should be one byte past end if( !Mipmap.isTypePackedPixel( type ) ) { assert( iter2 == width * height * components ); } else { assert( iter2 == width * height * Mipmap.elements_per_group( format, 0 ) ); } assert( iter == rowsize * height + psm.getPackSkipRows() * rowsize + psm.getPackSkipPixels() * group_size ); } } public static void fillImage3D( PixelStorageModes psm, int width, int height, int depth, int format, int type, boolean indexFormat, ByteBuffer userImage, ShortBuffer newImage ) { boolean myswapBytes; int components; int groupsPerLine; int elementSize; int groupSize; int rowSize; int padding; int elementsPerLine; int rowsPerImage; int imageSize; int start, rowStart; int iter = 0; int iter2 = 0; int ww, hh, dd, k; Type_Widget widget = new Type_Widget(); float extractComponents[] = new float[4]; // Create a Extract interface object Extract extract = null; switch( type ) { case( GL2.GL_UNSIGNED_BYTE_3_3_2 ): extract = new Extract332(); break; case( GL2.GL_UNSIGNED_BYTE_2_3_3_REV ): extract = new Extract233rev(); break; case( GL2.GL_UNSIGNED_SHORT_5_6_5 ): extract = new Extract565(); break; case( GL2.GL_UNSIGNED_SHORT_5_6_5_REV ): extract = new Extract565rev(); break; case( GL2.GL_UNSIGNED_SHORT_4_4_4_4 ): extract = new Extract4444(); break; case( GL2.GL_UNSIGNED_SHORT_4_4_4_4_REV ): extract = new Extract4444rev(); break; case( GL2.GL_UNSIGNED_SHORT_5_5_5_1 ): extract = new Extract5551(); break; case( GL2.GL_UNSIGNED_SHORT_1_5_5_5_REV ): extract = new Extract1555rev(); break; case( GL2.GL_UNSIGNED_INT_8_8_8_8 ): extract = new Extract8888(); break; case( GL2.GL_UNSIGNED_INT_8_8_8_8_REV ): extract = new Extract8888rev(); break; case( GL2.GL_UNSIGNED_INT_10_10_10_2 ): extract = new Extract1010102(); break; case( GL2.GL_UNSIGNED_INT_2_10_10_10_REV ): extract = new Extract2101010rev(); break; } myswapBytes = psm.getUnpackSwapBytes(); components = Mipmap.elements_per_group( format, type ); if( psm.getUnpackRowLength() > 0 ) { groupsPerLine = psm.getUnpackRowLength(); } else { groupsPerLine = width; } elementSize = Mipmap.bytes_per_element( type ); groupSize = elementSize * components; if( elementSize == 1 ) { myswapBytes = false; } // 3dstuff begin if( psm.getUnpackImageHeight() > 0 ) { rowsPerImage = psm.getUnpackImageHeight(); } else { rowsPerImage = height; } // 3dstuff end rowSize = groupsPerLine * groupSize; padding = rowSize % psm.getUnpackAlignment(); if( padding != 0 ) { rowSize += psm.getUnpackAlignment() - padding; } imageSize = rowsPerImage * rowSize; // 3dstuff start = psm.getUnpackSkipRows() * rowSize + psm.getUnpackSkipPixels() * groupSize + psm.getUnpackSkipImages() * imageSize; elementsPerLine = width * components; iter2 = 0; for( dd = 0; dd < depth; dd++ ) { rowStart = start; for( hh = 0; hh < height; hh++ ) { iter = rowStart; for( ww = 0; ww < elementsPerLine; ww++ ) { switch( type ) { case( GL2.GL_UNSIGNED_BYTE ): if( indexFormat ) { newImage.put( iter2++, (short)(0x000000FF & userImage.get( iter ) ) ); } else { newImage.put( iter2++, (short)((0x000000FF & userImage.get( iter ) ) * 257 ) ); } break; case( GL2.GL_BYTE ): if( indexFormat ) { newImage.put( iter2++, userImage.get( iter ) ); } else { newImage.put( iter2++, (short)(userImage.get( iter ) * 516 ) ); } break; case( GL2.GL_UNSIGNED_BYTE_3_3_2 ): userImage.position( iter ); extract.extract( false, userImage, extractComponents ); for( k = 0; k < 3; k++ ) { newImage.put( iter2++, (short)(extractComponents[k] * 65535) ); } break; case( GL2.GL_UNSIGNED_BYTE_2_3_3_REV ): userImage.position( iter ); extract.extract( false, userImage, extractComponents ); for( k = 0; k < 3; k++ ) { newImage.put( iter2++, (short)(extractComponents[k] * 65535) ); } break; case( GL2.GL_UNSIGNED_SHORT_5_6_5 ): userImage.position( iter ); extract.extract( myswapBytes, userImage, extractComponents ); for( k = 0; k < 4; k++ ) { newImage.put( iter2++, (short)(extractComponents[k] * 65535) ); } break; case( GL2.GL_UNSIGNED_SHORT_5_6_5_REV ): userImage.position( iter ); extract.extract( myswapBytes, userImage, extractComponents ); for( k = 0; k < 4; k++ ) { newImage.put( iter2++, (short)(extractComponents[k] * 65535) ); } break; case( GL2.GL_UNSIGNED_SHORT_4_4_4_4 ): userImage.position( iter ); extract.extract( myswapBytes, userImage, extractComponents ); for( k = 0; k < 4; k++ ) { newImage.put( iter2++, (short)(extractComponents[k] * 65535) ); } break; case( GL2.GL_UNSIGNED_SHORT_4_4_4_4_REV ): userImage.position( iter ); extract.extract( myswapBytes, userImage, extractComponents ); for( k = 0; k < 4; k++ ) { newImage.put( iter2++, (short)(extractComponents[k] * 65535) ); } break; case( GL2.GL_UNSIGNED_SHORT_5_5_5_1 ): userImage.position( iter ); extract.extract( myswapBytes, userImage, extractComponents ); for( k = 0; k < 4; k++ ) { newImage.put( iter2++, (short)(extractComponents[k] * 65535) ); } break; case( GL2.GL_UNSIGNED_SHORT_1_5_5_5_REV ): userImage.position( iter ); extract.extract( myswapBytes, userImage, extractComponents ); for( k = 0; k < 4; k++ ) { newImage.put( iter2++, (short)(extractComponents[k] * 65535) ); } break; case( GL2.GL_UNSIGNED_SHORT ): case( GL2.GL_SHORT ): if( myswapBytes ) { widget.setUB0( userImage.get( iter + 1 ) ); widget.setUB1( userImage.get( iter ) ); } else { widget.setUB0( userImage.get( iter ) ); widget.setUB1( userImage.get( iter + 1 ) ); } if( type == GL2.GL_SHORT ) { if( indexFormat ) { newImage.put( iter2++, widget.getUS0() ); } else { newImage.put( iter2++, (short)(widget.getUS0() * 2) ); } } else { newImage.put( iter2++, widget.getUS0() ); } break; case( GL2.GL_UNSIGNED_INT_8_8_8_8 ): userImage.position( iter ); extract.extract( myswapBytes, userImage, extractComponents ); for( k = 0; k < 4; k++ ) { newImage.put( iter2++, (short)( extractComponents[k] * 65535 ) ); } break; case( GL2.GL_UNSIGNED_INT_8_8_8_8_REV ): userImage.position( iter ); extract.extract( myswapBytes, userImage, extractComponents ); for( k = 0; k < 4; k++ ) { newImage.put( iter2++, (short)( extractComponents[k] * 65535 ) ); } break; case( GL2.GL_UNSIGNED_INT_10_10_10_2 ): userImage.position( iter ); extract.extract( myswapBytes, userImage, extractComponents ); for( k = 0; k < 4; k++ ) { newImage.put( iter2++, (short)( extractComponents[k] * 65535 ) ); } break; case( GL2.GL_UNSIGNED_INT_2_10_10_10_REV ): extract.extract( myswapBytes, userImage, extractComponents ); for( k = 0; k < 4; k++ ) { newImage.put( iter2++, (short)( extractComponents[k] * 65535 ) ); } break; case( GL2.GL_INT ): case( GL2.GL_UNSIGNED_INT ): case( GL2.GL_FLOAT ): if( myswapBytes ) { widget.setUB0( userImage.get( iter + 3 ) ); widget.setUB1( userImage.get( iter + 2 ) ); widget.setUB2( userImage.get( iter + 1 ) ); widget.setUB3( userImage.get( iter ) ); } else { widget.setUB0( userImage.get( iter ) ); widget.setUB1( userImage.get( iter + 1 ) ); widget.setUB2( userImage.get( iter + 2 ) ); widget.setUB3( userImage.get( iter + 3 ) ); } if( type == GL2.GL_FLOAT ) { if( indexFormat ) { newImage.put( iter2++, (short)widget.getF() ); } else { newImage.put( iter2++, (short)( widget.getF() * 65535.0f ) ); } } else if( type == GL2.GL_UNSIGNED_INT ) { if( indexFormat ) { newImage.put( iter2++, (short)widget.getUI() ); } else { newImage.put( iter2++, (short)(widget.getUI() >> 16) ); } } else { if( indexFormat ) { newImage.put( iter2++, (short)widget.getI() ); } else { newImage.put( iter2++, (short)(widget.getI() >> 15) ); } } break; default: assert( false ); } iter += elementSize; } // for ww rowStart += rowSize; iter = rowStart; // for assert } // for hh start += imageSize; }// for dd // iterators should be one byte past end if( !Mipmap.isTypePackedPixel( type ) ) { assert( iter2 == width * height * depth * components ); } else { assert( iter2 == width * height * depth * Mipmap.elements_per_group( format, 0 ) ); } assert( iter == rowSize * height * depth + psm.getUnpackSkipRows() * rowSize + psm.getUnpackSkipPixels() * groupSize + psm.getUnpackSkipImages() * imageSize ); } public static void emptyImage3D( PixelStorageModes psm, int width, int height, int depth, int format, int type, boolean indexFormat, ShortBuffer oldImage, ByteBuffer userImage ) { boolean myswapBytes; int components; int groupsPerLine; int elementSize; int groupSize; int rowSize; int padding; int start, rowStart, iter; int elementsPerLine; int iter2; int ii, jj, dd, k; int rowsPerImage; int imageSize; Type_Widget widget = new Type_Widget(); float[] shoveComponents = new float[4]; // Create a Extract interface object Extract extract = null; switch( type ) { case( GL2.GL_UNSIGNED_BYTE_3_3_2 ): extract = new Extract332(); break; case( GL2.GL_UNSIGNED_BYTE_2_3_3_REV ): extract = new Extract233rev(); break; case( GL2.GL_UNSIGNED_SHORT_5_6_5 ): extract = new Extract565(); break; case( GL2.GL_UNSIGNED_SHORT_5_6_5_REV ): extract = new Extract565rev(); break; case( GL2.GL_UNSIGNED_SHORT_4_4_4_4 ): extract = new Extract4444(); break; case( GL2.GL_UNSIGNED_SHORT_4_4_4_4_REV ): extract = new Extract4444rev(); break; case( GL2.GL_UNSIGNED_SHORT_5_5_5_1 ): extract = new Extract5551(); break; case( GL2.GL_UNSIGNED_SHORT_1_5_5_5_REV ): extract = new Extract1555rev(); break; case( GL2.GL_UNSIGNED_INT_8_8_8_8 ): extract = new Extract8888(); break; case( GL2.GL_UNSIGNED_INT_8_8_8_8_REV ): extract = new Extract8888rev(); break; case( GL2.GL_UNSIGNED_INT_10_10_10_2 ): extract = new Extract1010102(); break; case( GL2.GL_UNSIGNED_INT_2_10_10_10_REV ): extract = new Extract2101010rev(); break; } iter = 0; myswapBytes = psm.getPackSwapBytes(); components = Mipmap.elements_per_group( format, type ); if( psm.getPackRowLength() > 0 ) { groupsPerLine = psm.getPackRowLength(); } else { groupsPerLine = width; } elementSize = Mipmap.bytes_per_element( type ); groupSize = elementSize * components; if( elementSize == 1 ) { myswapBytes = false; } // 3dstuff begin if( psm.getPackImageHeight() > 0 ) { rowsPerImage = psm.getPackImageHeight(); } else { rowsPerImage = height; } // 3dstuff end rowSize = groupsPerLine * groupSize; padding = rowSize % psm.getPackAlignment(); if( padding != 0 ) { rowSize += psm.getPackAlignment() - padding; } imageSize = rowsPerImage * rowSize; start = psm.getPackSkipRows() * rowSize + psm.getPackSkipPixels() * groupSize + psm.getPackSkipImages() * imageSize; elementsPerLine = width * components; iter2 = 0; for( dd = 0; dd < depth; dd++ ) { rowStart = start; for( ii = 0; ii < height; ii++ ) { iter = rowStart; for( jj = 0; jj < elementsPerLine; jj++ ) { switch( type ) { case( GL2.GL_UNSIGNED_BYTE ): if( indexFormat ) { userImage.put( iter, (byte)(oldImage.get( iter2++ ) ) ); } else { userImage.put( iter, (byte)(oldImage.get( iter2++ ) >> 8 ) ); } break; case( GL2.GL_BYTE ): if( indexFormat ) { userImage.put( iter, (byte)(oldImage.get(iter2++) ) ); } else { userImage.put( iter, (byte)(oldImage.get(iter2++) >> 9) ); } break; case( GL2.GL_UNSIGNED_BYTE_3_3_2 ): for( k = 0; k < 3; k++ ) { shoveComponents[k] = oldImage.get( iter2++ ) / 65535.0f; } extract.shove( shoveComponents, 0, userImage ); break; case( GL2.GL_UNSIGNED_BYTE_2_3_3_REV ): for( k = 0; k < 3; k++ ) { shoveComponents[k] = oldImage.get( iter2++ ) / 65535.0f; } extract.shove( shoveComponents, 0, userImage ); break; case( GL2.GL_UNSIGNED_SHORT_5_6_5 ): for( k = 0; k < 4; k++ ) { shoveComponents[k] = oldImage.get( iter2++ ) / 65535.0f; } extract.shove( shoveComponents, 0, widget.getBuffer() ); if( myswapBytes ) { userImage.putShort( iter, widget.getUB1() ); userImage.putShort( iter + 1, widget.getUB0() ); } else { userImage.putShort( iter, widget.getUS0() ); } break; case( GL2.GL_UNSIGNED_SHORT_5_6_5_REV ): for( k = 0; k < 4; k++ ) { shoveComponents[k] = oldImage.get( iter2++ ) / 65535.0f; } extract.shove( shoveComponents, 0, widget.getBuffer() ); if( myswapBytes ) { userImage.put( iter, widget.getUB1() ); userImage.put( iter + 1, widget.getUB0() ); } else { userImage.putShort( iter, widget.getUS0() ); } break; case( GL2.GL_UNSIGNED_SHORT_4_4_4_4 ): for( k = 0; k < 4; k++ ) { shoveComponents[k] = oldImage.get( iter2++ ) / 65535.0f; } extract.shove( shoveComponents, 0, widget.getBuffer() ); if( myswapBytes ) { userImage.put( iter, widget.getUB1() ); userImage.put( iter + 1, widget.getUB0() ); } else { userImage.putShort( iter, widget.getUS0() ); } break; case( GL2.GL_UNSIGNED_SHORT_4_4_4_4_REV ): for( k = 0; k < 4; k++ ) { shoveComponents[k] = oldImage.get( iter2++ ) / 65535.0f; } extract.shove( shoveComponents, 0, widget.getBuffer() ); if( myswapBytes ) { userImage.put( iter, widget.getUB1() ); userImage.put( iter + 1, widget.getUB0() ); } else { userImage.putShort( iter, widget.getUS0() ); } break; case( GL2.GL_UNSIGNED_SHORT_5_5_5_1 ): for( k = 0; k < 4; k++ ) { shoveComponents[k] = oldImage.get( iter2++ ) / 65535.0f; } extract.shove( shoveComponents, 0, widget.getBuffer() ); if( myswapBytes ) { userImage.put( iter, widget.getUB1() ); userImage.put( iter + 1, widget.getUB0() ); } else { userImage.putShort( iter, widget.getUS0() ); } break; case( GL2.GL_UNSIGNED_SHORT_1_5_5_5_REV ): for( k = 0; k < 4; k++ ) { shoveComponents[k] = oldImage.get( iter2++ ) / 65535.0f; } extract.shove( shoveComponents, 0, widget.getBuffer() ); if( myswapBytes ) { userImage.put( iter, widget.getUB1() ); userImage.put( iter + 1, widget.getUB0() ); } else { userImage.putShort( iter, widget.getUS0() ); } break; case( GL2.GL_UNSIGNED_SHORT ): case( GL2.GL_SHORT ): if( type == GL2.GL_SHORT ) { if( indexFormat ) { widget.setS0( (short)oldImage.get( iter2++ ) ); } else { widget.setS0( (short)(oldImage.get( iter2++ ) >> 1) ); } } else { widget.setUS0( (short)oldImage.get( iter2++ ) ); } if( myswapBytes ) { userImage.put( iter, widget.getUB1() ); userImage.put( iter + 1, widget.getUB0() ); } else { userImage.put( iter, widget.getUB0() ); userImage.put( iter + 1, widget.getUB1() ); } break; case( GL2.GL_UNSIGNED_INT_8_8_8_8 ): for( k = 0; k < 4; k++ ) { shoveComponents[k] = oldImage.get( iter2++ ) / 65535.0f; } extract.shove( shoveComponents, 0, widget.getBuffer() ); if( myswapBytes ) { userImage.put( iter + 3, widget.getUB0() ); userImage.put( iter + 2, widget.getUB1() ); userImage.put( iter + 1, widget.getUB2() ); userImage.put( iter , widget.getUB3() ); } else { userImage.putInt( iter, widget.getUI() ); } break; case( GL2.GL_UNSIGNED_INT_8_8_8_8_REV ): for( k = 0; k < 4; k++ ) { shoveComponents[k] = oldImage.get( iter2++ ) / 65535.0f; } extract.shove( shoveComponents, 0, widget.getBuffer() ); if( myswapBytes ) { userImage.put( iter + 3, widget.getUB0() ); userImage.put( iter + 2, widget.getUB1() ); userImage.put( iter + 1, widget.getUB2() ); userImage.put( iter , widget.getUB3() ); } else { userImage.putInt( iter, widget.getUI() ); } break; case( GL2.GL_UNSIGNED_INT_10_10_10_2 ): for( k = 0; k < 4; k++ ) { shoveComponents[k] = oldImage.get( iter2++ ) / 65535.0f; } extract.shove( shoveComponents, 0, widget.getBuffer() ); if( myswapBytes ) { userImage.put( iter + 3, widget.getUB0() ); userImage.put( iter + 2, widget.getUB1() ); userImage.put( iter + 1, widget.getUB2() ); userImage.put( iter ,widget.getUB3() ); } else { userImage.putInt( iter, widget.getUI() ); } break; case( GL2.GL_UNSIGNED_INT_2_10_10_10_REV ): for( k = 0; k < 4; k++ ) { shoveComponents[k] = oldImage.get( iter2++ ) / 65535.0f; } extract.shove( shoveComponents, 0, widget.getBuffer() ); if( myswapBytes ) { userImage.put( iter + 3, widget.getUB0() ); userImage.put( iter + 2, widget.getUB2() ); userImage.put( iter + 1, widget.getUB1() ); userImage.put( iter , widget.getUB0() ); } else { userImage.putInt( iter, widget.getUI() ); } break; case( GL2.GL_INT ): case( GL2.GL_UNSIGNED_INT ): case( GL2.GL_FLOAT ): if( type == GL2.GL_FLOAT ) { if( indexFormat ) { widget.setF( oldImage.get( iter2++ ) ); } else { widget.setF( oldImage.get( iter2++ ) / 65535.0f ); } } else if( type == GL2.GL_UNSIGNED_INT ) { if( indexFormat ) { widget.setUI( oldImage.get( iter2++ ) ); } else { widget.setUI( oldImage.get( iter2++ ) * 65537 ); } } else { if( indexFormat ) { widget.setI( oldImage.get( iter2++ ) ); } else { widget.setI( ( oldImage.get( iter2++ ) * 65535 ) / 2 ); } } if( myswapBytes ) { userImage.put( iter + 3, widget.getUB0() ); userImage.put( iter + 2, widget.getUB1() ); userImage.put( iter + 1, widget.getUB2() ); userImage.put( iter , widget.getUB3() ); } else { userImage.put( iter , widget.getUB0() ); userImage.put( iter + 1, widget.getUB1() ); userImage.put( iter + 2, widget.getUB2() ); userImage.put( iter + 3, widget.getUB3() ); } break; default: assert( false ); } iter += elementSize; } // for jj rowStart += rowSize; } // for ii start += imageSize; } // for dd if( !Mipmap.isTypePackedPixel( type ) ) { assert( iter2 == width * height * depth * components ); } else { assert( iter2 == width * height * depth * Mipmap.elements_per_group( format, 0 ) ); } assert( iter == rowSize * height * depth + psm.getUnpackSkipRows() * rowSize + psm.getUnpackSkipPixels() * groupSize + psm.getUnpackSkipImages() * imageSize ); } }