diff options
Diffstat (limited to 'src/jogl/classes/jogamp/opengl/glu/mipmap/HalveImage.java')
| -rw-r--r-- | src/jogl/classes/jogamp/opengl/glu/mipmap/HalveImage.java | 276 |
1 files changed, 138 insertions, 138 deletions
diff --git a/src/jogl/classes/jogamp/opengl/glu/mipmap/HalveImage.java b/src/jogl/classes/jogamp/opengl/glu/mipmap/HalveImage.java index 7549044ba..184c5fda8 100644 --- a/src/jogl/classes/jogamp/opengl/glu/mipmap/HalveImage.java +++ b/src/jogl/classes/jogamp/opengl/glu/mipmap/HalveImage.java @@ -6,15 +6,15 @@ * 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 @@ -30,7 +30,7 @@ * 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 @@ -52,11 +52,11 @@ import java.nio.*; * @author Administrator */ public class HalveImage { - + private static final int BOX2 = 2; private static final int BOX4 = 4; private static final int BOX8 = 8; - + public static void halveImage( int components, int width, int height, ShortBuffer datain, ShortBuffer dataout ) { int i, j, k; @@ -64,11 +64,11 @@ public class HalveImage { int delta; int t = 0; short temp = 0; - + newwidth = width / 2; newheight = height /2; delta = width * components; - + // Piece of cake for( i = 0; i < newheight; i++ ) { for( j = 0; j < newwidth; j++ ) { @@ -91,7 +91,7 @@ public class HalveImage { t += delta; } } - + public static void halveImage_ubyte( int components, int width, int height, ByteBuffer datain, ByteBuffer dataout, int element_size, int ysize, int group_size ) { @@ -99,19 +99,19 @@ public class HalveImage { int newwidth, newheight; int s; int t; - + // Handle case where there is only 1 column/row if( width == 1 || height == 1 ) { assert( !( width == 1 && height == 1 ) ); // can't be 1x1 halve1Dimage_ubyte( components, width, height, datain, dataout, element_size, ysize, group_size ); return; } - + newwidth = width / 2; newheight = height / 2; s = 0; t = 0; - + int temp = 0; // piece of cake for( i = 0; i < newheight; i++ ) { @@ -133,9 +133,9 @@ public class HalveImage { t += ysize; } } - + public static void halve1Dimage_ubyte( int components, int width, int height, - ByteBuffer datain, ByteBuffer dataout, + ByteBuffer datain, ByteBuffer dataout, int element_size, int ysize, int group_size ) { int halfWidth = width / 2; int halfHeight = height / 2; @@ -143,14 +143,14 @@ public class HalveImage { int dest = 0; int jj; int temp = 0; - + assert( width == 1 || height == 1 ); // Must be 1D assert( width != height ); // can't be square - + if( height == 1 ) { // 1 row assert( width != 1 ); // widthxheight can't be 1x1 halfHeight = 1; - + for( jj = 0; jj < halfWidth; jj++ ) { int kk; for( kk = 0; kk < components; kk++ ) { @@ -161,7 +161,7 @@ public class HalveImage { temp /= 2; dataout.put( (byte)temp ); /* - dataout.setByte( (byte)(((0x000000FF & datain.setIndexInBytes(src).getByte()) + + dataout.setByte( (byte)(((0x000000FF & datain.setIndexInBytes(src).getByte()) + (0x000000FF & datain.setIndexInBytes( src + group_size ).getByte())) / 2 ) ); */ src += element_size; @@ -188,7 +188,7 @@ public class HalveImage { temp /= 2; dataout.put( (byte)temp ); /* - dataout.setByte( (byte)(((0x000000FF & datain.setIndexInBytes(src).getByte()) + + dataout.setByte( (byte)(((0x000000FF & datain.setIndexInBytes(src).getByte()) + (0x000000FF & datain.setIndexInBytes(src + ysize).getByte()) ) / 2 ) ); */ src += element_size; @@ -202,7 +202,7 @@ public class HalveImage { assert( src == ysize * height ); assert( dest == components * element_size * halfWidth * halfHeight ); } - + public static void halveImage_byte( int components, int width, int height, ByteBuffer datain, ByteBuffer dataout, int element_size, int ysize, int group_size ) { @@ -211,7 +211,7 @@ public class HalveImage { int s = 0; int t = 0; byte temp = (byte)0; - + // handle case where there is only 1 column if( width == 1 || height == 1 ) { assert( !( width == 1 && height == 1 ) ); @@ -219,10 +219,10 @@ public class HalveImage { ysize, group_size ); return; } - + newwidth = width / 2; newheight = height / 2; - + for( i = 0; i < newheight; i++ ) { for( j = 0; j < newwidth; j++ ) { for( k = 0; k < components; k++ ) { @@ -244,7 +244,7 @@ public class HalveImage { t += ysize; } } - + public static void halve1Dimage_byte( int components, int width, int height, ByteBuffer datain, ByteBuffer dataout, int element_size, int ysize, int group_size ) { @@ -254,14 +254,14 @@ public class HalveImage { int dest = 0; int jj; byte temp = (byte)0; - + assert( width == 1 || height == 1 ); // must be 1D assert( width != height ); // can't be square - + if( height == 1 ) { // 1 row assert( width != 1 ); // widthxheight can't be 1 halfHeight = 1; - + for( jj = 0; jj < halfWidth; jj++ ) { int kk; for( kk = 0; kk < components; kk++ ) { @@ -284,7 +284,7 @@ public class HalveImage { halfWidth = 1; // one vertical column with possible pad bytes per row // average two at a time - + for( jj = 0; jj < halfHeight; jj++ ) { int kk; for( kk = 0; kk < components; kk++ ) { @@ -303,7 +303,7 @@ public class HalveImage { } assert( dest == components * element_size * halfWidth * halfHeight ); } - + public static void halveImage_ushort( int components, int width, int height, ByteBuffer datain, ShortBuffer dataout, int element_size, int ysize, int group_size, boolean myswap_bytes ) { @@ -319,10 +319,10 @@ public class HalveImage { ysize, group_size, myswap_bytes ); return; } - + newwidth = width / 2; newheight = height / 2; - + // Piece of cake if( !myswap_bytes ) { for( i = 0; i < newheight; i++ ) { @@ -364,7 +364,7 @@ public class HalveImage { } } } - + public static void halve1Dimage_ushort( int components, int width, int height, ByteBuffer datain, ShortBuffer dataout, int element_size, int ysize, int group_size, boolean myswap_bytes ) { @@ -373,14 +373,14 @@ public class HalveImage { int src = 0; int dest = 0; int jj; - + assert( width == 1 || height == 1 ); // must be 1D assert( width != height ); // can't be square - + if( height == 1 ) { // 1 row assert( width != 1 ); // widthxheight can't be 1 halfHeight = 1; - + for( jj = 0; jj < halfWidth; jj++ ) { int kk; for( kk = 0; kk < halfHeight; kk++ ) { @@ -410,7 +410,7 @@ public class HalveImage { halfWidth = 1; // one vertical column with possible pad bytes per row // average two at a time - + for( jj = 0; jj < halfHeight; jj++ ) { int kk; for( kk = 0; kk < components; kk++ ) { @@ -437,7 +437,7 @@ public class HalveImage { } assert( dest == components * element_size * halfWidth * halfHeight ); } - + public static void halveImage_short( int components, int width, int height, ByteBuffer datain, ShortBuffer dataout, int element_size, int ysize, int group_size, boolean myswap_bytes ) { @@ -453,10 +453,10 @@ public class HalveImage { ysize, group_size, myswap_bytes ); return; } - + newwidth = width / 2; newheight = height / 2; - + // Piece of cake if( !myswap_bytes ) { for( i = 0; i < newheight; i++ ) { @@ -504,7 +504,7 @@ public class HalveImage { } } } - + public static void halve1Dimage_short( int components, int width, int height, ByteBuffer datain, ShortBuffer dataout, int element_size, int ysize, int group_size, boolean myswap_bytes ) { @@ -513,14 +513,14 @@ public class HalveImage { int src = 0; int dest = 0; int jj; - + assert( width == 1 || height == 1 ); // must be 1D assert( width != height ); // can't be square - + if( height == 1 ) { // 1 row assert( width != 1 ); // can't be 1x1 halfHeight = 1; - + for( jj = 0; jj < halfWidth; jj++ ) { int kk; for( kk = 0; kk < components; kk++ ) { @@ -550,7 +550,7 @@ public class HalveImage { halfWidth = 1; // one vertical column with possible pad bytes per row // average two at a time - + for( jj = 0; jj < halfHeight; jj++ ) { int kk; for( kk = 0; kk < components; kk++ ) { @@ -577,7 +577,7 @@ public class HalveImage { } assert( dest == ( components * element_size * halfWidth * halfHeight ) ); } - + public static void halveImage_uint( int components, int width, int height, ByteBuffer datain, IntBuffer dataout, int element_size, int ysize, int group_size, boolean myswap_bytes ) { @@ -586,7 +586,7 @@ public class HalveImage { int s = 0; int t = 0; double temp = 0; - + // handle case where there is only 1 column/row if( width == 1 || height == 1 ) { assert( !( width == 1 && height == 1 ) ); // can't be 1x1 @@ -594,10 +594,10 @@ public class HalveImage { ysize, group_size, myswap_bytes ); return; } - + newwidth = width / 2; newheight = height / 2; - + // Piece of cake if( !myswap_bytes ) { for( i = 0; i < newheight; i++ ) { @@ -643,7 +643,7 @@ public class HalveImage { } } } - + public static void halve1Dimage_uint( int components, int width, int height, ByteBuffer datain, IntBuffer dataout, int element_size, int ysize, int group_size, boolean myswap_bytes ) { @@ -652,14 +652,14 @@ public class HalveImage { int src = 0; int dest = 0; int jj; - + assert( width == 1 || height == 1 ); // must be 1D assert( width != height ); // can't be square - + if( height == 1 ) { // 1 row assert( width != 1 ); // widthxheight can't be 1 halfHeight = 1; - + for( jj = 0; jj < halfWidth; jj++ ) { int kk; for( kk = 0; kk < halfHeight; kk++ ) { @@ -689,7 +689,7 @@ public class HalveImage { halfWidth = 1; // one vertical column with possible pad bytes per row // average two at a time - + for( jj = 0; jj < halfHeight; jj++ ) { int kk; for( kk = 0; kk < components; kk++ ) { @@ -716,7 +716,7 @@ public class HalveImage { } assert( dest == components * element_size * halfWidth * halfHeight ); } - + public static void halveImage_int( int components, int width, int height, ByteBuffer datain, IntBuffer dataout, int element_size, int ysize, int group_size, boolean myswap_bytes ) { @@ -725,7 +725,7 @@ public class HalveImage { int s = 0; int t = 0; int temp = 0; - + // handle case where there is only 1 column/row if( width == 1 || height == 1 ) { assert( !( width == 1 && height == 1 ) ); // can't be 1x1 @@ -733,10 +733,10 @@ public class HalveImage { ysize, group_size, myswap_bytes ); return; } - + newwidth = width / 2; newheight = height / 2; - + // Piece of cake if( !myswap_bytes ) { for( i = 0; i < newheight; i++ ) { @@ -785,7 +785,7 @@ public class HalveImage { } } } - + public static void halve1Dimage_int( int components, int width, int height, ByteBuffer datain, IntBuffer dataout, int element_size, int ysize, int group_size, boolean myswap_bytes ) { @@ -794,14 +794,14 @@ public class HalveImage { int src = 0; int dest = 0; int jj; - + assert( width == 1 || height == 1 ); // must be 1D assert( width != height ); // can't be square - + if( height == 1 ) { // 1 row assert( width != 1 ); // can't be 1x1 halfHeight = 1; - + for( jj = 0; jj < halfWidth; jj++ ) { int kk; for( kk = 0; kk < components; kk++ ) { @@ -831,7 +831,7 @@ public class HalveImage { halfWidth = 1; // one vertical column with possible pad bytes per row // average two at a time - + for( jj = 0; jj < halfHeight; jj++ ) { int kk; for( kk = 0; kk < components; kk++ ) { @@ -858,7 +858,7 @@ public class HalveImage { } assert( dest == ( components * element_size * halfWidth * halfHeight ) ); } - + public static void halveImage_float( int components, int width, int height, ByteBuffer datain, FloatBuffer dataout, int element_size, int ysize, int group_size, boolean myswap_bytes ) { @@ -874,10 +874,10 @@ public class HalveImage { ysize, group_size, myswap_bytes ); return; } - + newwidth = width / 2; newheight = height / 2; - + // Piece of cake if( !myswap_bytes ) { for( i = 0; i < newheight; i++ ) { @@ -920,7 +920,7 @@ public class HalveImage { } } } - + public static void halve1Dimage_float( int components, int width, int height, ByteBuffer datain, FloatBuffer dataout, int element_size, int ysize, int group_size, boolean myswap_bytes ) { @@ -929,14 +929,14 @@ public class HalveImage { int src = 0; int dest = 0; int jj; - + assert( width == 1 || height == 1 ); // must be 1D assert( width != height ); // can't be square - + if( height == 1 ) { // 1 row assert( width != 1 ); // can't be 1x1 halfHeight = 1; - + for( jj = 0; jj < halfWidth; jj++ ) { int kk; for( kk = 0; kk < components; kk++ ) { @@ -966,7 +966,7 @@ public class HalveImage { halfWidth = 1; // one vertical column with possible pad bytes per row // average two at a time - + for( jj = 0; jj < halfHeight; jj++ ) { int kk; for( kk = 0; kk < components; kk++ ) { @@ -993,9 +993,9 @@ public class HalveImage { } assert( dest == ( components * element_size * halfWidth * halfHeight ) ); } - - public static void halveImagePackedPixel( int components, Extract extract, int width, - int height, ByteBuffer datain, ByteBuffer dataout, + + public static void halveImagePackedPixel( int components, Extract extract, int width, + int height, ByteBuffer datain, ByteBuffer dataout, int pixelSizeInBytes, int rowSizeInBytes, boolean isSwap ) { if( width == 1 || height == 1 ) { assert( !( width == 1 && height == 1 ) ); @@ -1004,19 +1004,19 @@ public class HalveImage { return; } int ii, jj; - + int halfWidth = width / 2; int halfHeight = height / 2; int src = 0; int padBytes = rowSizeInBytes - ( width * pixelSizeInBytes ); int outIndex = 0; - + for( ii = 0; ii < halfHeight; ii++ ) { for( jj = 0; jj < halfWidth; jj++ ) { float totals[] = new float[4]; float extractTotals[][] = new float[BOX4][4]; int cc; - + datain.position( src ); extract.extract( isSwap, datain, extractTotals[0] ); datain.position( src + pixelSizeInBytes ); @@ -1045,7 +1045,7 @@ public class HalveImage { assert( src == rowSizeInBytes * height ); assert( outIndex == halfWidth * halfHeight ); } - + public static void halve1DimagePackedPixel( int components, Extract extract, int width, int height, ByteBuffer datain, ByteBuffer dataout, int pixelSizeInBytes, int rowSizeInBytes, boolean isSwap ) { @@ -1053,23 +1053,23 @@ public class HalveImage { int halfHeight = height / 2; int src = 0; int jj; - + assert( width == 1 || height == 1 ); assert( width != height ); - + if( height == 1 ) { int outIndex = 0; - + assert( width != 1 ); halfHeight = 1; - + // one horizontal row with possible pad bytes - + for( jj = 0; jj < halfWidth; jj++ ) { float[] totals = new float[4]; float[][] extractTotals = new float[BOX2][4]; int cc; - + datain.position( src ); extract.extract( isSwap, datain, extractTotals[0] ); datain.position( src + pixelSizeInBytes ); @@ -1090,17 +1090,17 @@ public class HalveImage { } int padBytes = rowSizeInBytes - ( width * pixelSizeInBytes ); src += padBytes; - + assert( src == rowSizeInBytes ); assert( outIndex == halfWidth * halfHeight ); } else if( width == 1 ) { int outIndex = 0; - + assert( height != 1 ); halfWidth = 1; // one vertical volumn with possible pad bytes per row // average two at a time - + for( jj = 0; jj < halfHeight; jj++ ) { float[] totals = new float[4]; float[][] extractTotals = new float[BOX2][4]; @@ -1128,7 +1128,7 @@ public class HalveImage { assert( outIndex == halfWidth * halfHeight ); } } - + public static void halveImagePackedPixelSlice( int components, Extract extract, int width, int height, int depth, ByteBuffer dataIn, ByteBuffer dataOut, int pixelSizeInBytes, int rowSizeInBytes, @@ -1140,26 +1140,26 @@ public class HalveImage { int src = 0; int padBytes = rowSizeInBytes - ( width * pixelSizeInBytes ); int outIndex = 0; - + assert( (width == 1 || height == 1) && depth >= 2 ); - + if( width == height ) { assert( width == 1 && height == 1 ); assert( depth >= 2 ); - + for( ii = 0; ii < halfDepth; ii++ ) { float totals[] = new float[4]; float extractTotals[][] = new float[BOX2][4]; int cc; - + dataIn.position( src ); extract.extract( isSwap, dataIn, extractTotals[0] ); dataIn.position( src + imageSizeInBytes ); extract.extract( isSwap, dataIn, extractTotals[1] ); - + for( cc = 0; cc < components; cc++ ) { int kk; - + // average only 2 pixels since a column totals[cc]= 0.0f; for( kk = 0; kk < BOX2; kk++ ) { @@ -1167,7 +1167,7 @@ public class HalveImage { } totals[cc] /= BOX2; } // for cc - + extract.shove( totals, outIndex, dataOut ); outIndex++; // skip over to next group of 2 @@ -1175,13 +1175,13 @@ public class HalveImage { } // for ii } else if( height == 1 ) { assert( width != 1 ); - + for( ii = 0; ii < halfDepth; ii++ ) { for( jj = 0; jj < halfWidth; jj++ ) { float totals[] = new float[4]; float extractTotals[][] = new float[BOX4][4]; int cc; - + dataIn.position( src ); extract.extract( isSwap, dataIn, extractTotals[0] ); dataIn.position( src + pixelSizeInBytes ); @@ -1190,10 +1190,10 @@ public class HalveImage { extract.extract( isSwap, dataIn, extractTotals[2] ); dataIn.position( src + pixelSizeInBytes + imageSizeInBytes ); extract.extract( isSwap, dataIn, extractTotals[3] ); - + for( cc = 0; cc < components; cc++ ) { int kk; - + // grab 4 pixels to average totals[cc] = 0.0f; for( kk = 0; kk < BOX4; kk++ ) { @@ -1209,13 +1209,13 @@ public class HalveImage { } } else if( width == 1 ) { assert( height != 1 ); - + for( ii = 0; ii < halfDepth; ii++ ) { for( jj = 0; jj < halfWidth; jj++ ) { float totals[] = new float[4]; float extractTotals[][] = new float[BOX4][4]; int cc; - + dataIn.position( src ); extract.extract( isSwap, dataIn, extractTotals[0] ); dataIn.position( src + rowSizeInBytes ); @@ -1224,10 +1224,10 @@ public class HalveImage { extract.extract( isSwap, dataIn, extractTotals[2] ); dataIn.position( src + rowSizeInBytes + imageSizeInBytes ); extract.extract( isSwap, dataIn, extractTotals[3] ); - + for( cc = 0; cc < components; cc++ ) { int kk; - + // grab 4 pixels to average totals[cc] = 0.0f; for( kk = 0; kk < BOX4; kk++ ) { @@ -1243,7 +1243,7 @@ public class HalveImage { } } } - + public static void halveImageSlice( int components, ExtractPrimitive extract, int width, int height, int depth, ByteBuffer dataIn, ByteBuffer dataOut, int elementSizeInBytes, int groupSizeInBytes, int rowSizeInBytes, @@ -1255,25 +1255,25 @@ public class HalveImage { int src = 0; int padBytes = rowSizeInBytes - ( width * groupSizeInBytes ); int outIndex = 0; - + assert( (width == 1 || height == 1) && depth >= 2 ); - + if( width == height ) { assert( width == 1 && height == 1 ); assert( depth >= 2 ); - + for( ii = 0; ii < halfDepth; ii++ ) { int cc; for( cc = 0; cc < components; cc++ ) { double[] totals = new double[4]; double[][] extractTotals = new double[BOX2][4]; int kk; - + dataIn.position( src ); extractTotals[0][cc] = extract.extract( isSwap, dataIn ); dataIn.position( src + imageSizeInBytes ); extractTotals[1][cc] = extract.extract( isSwap, dataIn ); - + // average 2 pixels since only a column totals[cc] = 0.0f; // totals[red] = extractTotals[0][red] + extractTotals[1][red]; @@ -1282,7 +1282,7 @@ public class HalveImage { totals[cc] += extractTotals[kk][cc]; } totals[cc] /= (double)BOX2; - + extract.shove( totals[cc], outIndex, dataOut ); outIndex++; src += elementSizeInBytes; @@ -1290,12 +1290,12 @@ public class HalveImage { // skip over next group of 2 src += rowSizeInBytes; } // for ii - + assert( src == rowSizeInBytes * height * depth ); assert( outIndex == halfDepth * components ); } else if( height == 1 ) { assert( width != 1 ); - + for( ii = 0; ii < halfDepth; ii++ ) { for( jj = 0; jj < halfWidth; jj++ ) { int cc; @@ -1303,7 +1303,7 @@ public class HalveImage { int kk; double totals[] = new double[4]; double extractTotals[][] = new double[BOX4][4]; - + dataIn.position( src ); extractTotals[0][cc] = extract.extract( isSwap, dataIn ); dataIn.position( src + groupSizeInBytes ); @@ -1312,7 +1312,7 @@ public class HalveImage { extractTotals[2][cc] = extract.extract( isSwap, dataIn ); dataIn.position( src + imageSizeInBytes + groupSizeInBytes ); extractTotals[3][cc] = extract.extract( isSwap, dataIn ); - + // grab 4 pixels to average totals[cc] = 0.0f; // totals[red] = extractTotals[0][red] + extractTotals[1][red] + @@ -1322,7 +1322,7 @@ public class HalveImage { totals[cc] += extractTotals[kk][cc]; } totals[cc] /= (double)BOX4; - + extract.shove( totals[cc], outIndex, dataOut ); outIndex++; src += elementSizeInBytes; @@ -1337,7 +1337,7 @@ public class HalveImage { assert( outIndex == halfWidth * halfDepth * components ); } else if( width == 1 ) { assert( height != 1 ); - + for( ii = 0; ii < halfDepth; ii++ ) { for( jj = 0; jj < halfHeight; jj++ ) { int cc; @@ -1345,7 +1345,7 @@ public class HalveImage { int kk; double totals[] = new double[4]; double extractTotals[][] = new double[BOX4][4]; - + dataIn.position( src ); extractTotals[0][cc] = extract.extract( isSwap, dataIn ); dataIn.position( src + rowSizeInBytes ); @@ -1354,8 +1354,8 @@ public class HalveImage { extractTotals[2][cc] = extract.extract( isSwap, dataIn ); dataIn.position( src + imageSizeInBytes + groupSizeInBytes ); extractTotals[3][cc] = extract.extract( isSwap, dataIn ); - - + + // grab 4 pixels to average totals[cc] = 0.0f; // totals[red] = extractTotals[0][red] + extractTotals[1][red] + @@ -1365,7 +1365,7 @@ public class HalveImage { totals[cc] += extractTotals[kk][cc]; } totals[cc] /= (double)BOX4; - + extract.shove( totals[cc], outIndex, dataOut ); outIndex++; src += elementSizeInBytes; @@ -1380,32 +1380,32 @@ public class HalveImage { assert( outIndex == halfWidth * halfDepth * components ); } } - + public static void halveImage3D( int components, ExtractPrimitive extract, int width, int height, int depth, ByteBuffer dataIn, ByteBuffer dataOut, int elementSizeInBytes, int groupSizeInBytes, int rowSizeInBytes, int imageSizeInBytes, boolean isSwap ) { assert( depth > 1 ); - + // horizontal/vertical/onecolumn slice viewed from top if( width == 1 || height == 1 ) { assert( 1 <= depth ); - + halveImageSlice( components, extract, width, height, depth, dataIn, dataOut, elementSizeInBytes, groupSizeInBytes, rowSizeInBytes, imageSizeInBytes, isSwap ); return; } - + int ii, jj, dd; - + int halfWidth = width / 2; int halfHeight = height / 2; int halfDepth = depth / 2; int src = 0; int padBytes = rowSizeInBytes - ( width * groupSizeInBytes ); int outIndex = 0; - + for( dd = 0; dd < halfDepth; dd++ ) { for( ii = 0; ii < halfHeight; ii++ ) { for( jj = 0; jj < halfWidth; jj++ ) { @@ -1414,7 +1414,7 @@ public class HalveImage { int kk; double totals[] = new double[4]; double extractTotals[][] = new double[BOX8][4]; - + dataIn.position( src ); extractTotals[0][cc] = extract.extract( isSwap, dataIn ); dataIn.position( src + groupSizeInBytes ); @@ -1431,17 +1431,17 @@ public class HalveImage { extractTotals[6][cc] = extract.extract( isSwap, dataIn ); dataIn.position( src + rowSizeInBytes + imageSizeInBytes + groupSizeInBytes ); extractTotals[7][cc] = extract.extract( isSwap, dataIn ); - + totals[cc] = 0.0f; - + for( kk = 0; kk < BOX8; kk++ ) { totals[cc] += extractTotals[kk][cc]; } totals[cc] /= (double)BOX8; - + extract.shove( totals[cc], outIndex, dataOut ); outIndex++; - + src += elementSizeInBytes; } // for cc // skip over to next square of 4 @@ -1456,40 +1456,40 @@ public class HalveImage { assert( src == rowSizeInBytes * height * depth ); assert( outIndex == halfWidth * halfHeight * halfDepth * components ); } - + public static void halveImagePackedPixel3D( int components, Extract extract, - int width, int height, int depth, ByteBuffer dataIn, + int width, int height, int depth, ByteBuffer dataIn, ByteBuffer dataOut, int pixelSizeInBytes, int rowSizeInBytes, int imageSizeInBytes, boolean isSwap ) { if( depth == 1 ) { assert( 1 <= width && 1 <= height ); - + halveImagePackedPixel( components, extract, width, height, dataIn, dataOut, pixelSizeInBytes, rowSizeInBytes, isSwap ); return; } else if( width == 1 || height == 1 ) { // a horizontal or vertical slice viewed from top assert( 1 <= depth ); - + halveImagePackedPixelSlice( components, extract, width, height, depth, dataIn, dataOut, pixelSizeInBytes, rowSizeInBytes, imageSizeInBytes, isSwap ); return; } int ii, jj, dd; - + int halfWidth = width / 2; int halfHeight = height / 2; int halfDepth = depth / 2; int src = 0; int padBytes = rowSizeInBytes - ( width * pixelSizeInBytes ); int outIndex = 0; - + for( dd = 0; dd < halfDepth; dd++ ) { for( ii = 0; ii < halfHeight; ii++ ) { for( jj = 0; jj < halfWidth; jj++ ) { float totals[] = new float[4]; // 4 is max components float extractTotals[][] = new float[BOX8][4]; int cc; - + dataIn.position( src ); extract.extract( isSwap, dataIn, extractTotals[0] ); dataIn.position( src + pixelSizeInBytes ); @@ -1506,7 +1506,7 @@ public class HalveImage { extract.extract( isSwap, dataIn, extractTotals[6] ); dataIn.position( src + rowSizeInBytes + pixelSizeInBytes + imageSizeInBytes ); extract.extract( isSwap, dataIn, extractTotals[7] ); - + for( cc = 0; cc < components; cc++ ) { int kk; // grab 8 pixels to average |