diff options
Diffstat (limited to 'src/net/java/games/jogl/impl/mipmap/BuildMipmap.java')
| -rw-r--r-- | src/net/java/games/jogl/impl/mipmap/BuildMipmap.java | 1576 |
1 files changed, 0 insertions, 1576 deletions
diff --git a/src/net/java/games/jogl/impl/mipmap/BuildMipmap.java b/src/net/java/games/jogl/impl/mipmap/BuildMipmap.java deleted file mode 100644 index 9c9c3122b..000000000 --- a/src/net/java/games/jogl/impl/mipmap/BuildMipmap.java +++ /dev/null @@ -1,1576 +0,0 @@ -/* - * 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. - * - * 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 net.java.games.jogl.impl.mipmap; - -import net.java.games.jogl.GL; -import net.java.games.jogl.GLU; -import net.java.games.jogl.impl.Debug; -import java.nio.*; -import java.io.*; - -/** - * - * @author Administrator - */ -public class BuildMipmap { - - private static boolean DEBUG = Debug.debug("BuildMipmap"); - - /** Creates a new instance of BuildMipmap */ - public BuildMipmap() { - } - - public static int gluBuild1DMipmapLevelsCore( GL gl, int target, int internalFormat, - int width, int widthPowerOf2, int format, int type, int userLevel, - int baseLevel, int maxLevel, ByteBuffer data ) { - int newwidth; - int level, levels; - ShortBuffer newImage = null; - int newImage_width; - ShortBuffer otherImage = null; - ShortBuffer imageTemp = null; - int memreq; - int maxsize; - int cmpts; - PixelStorageModes psm = new PixelStorageModes(); - - assert( Mipmap.checkMipmapArgs( internalFormat, format, type ) == 0 ); - assert( width >= 1 ); - - newwidth = widthPowerOf2; - levels = Mipmap.computeLog( newwidth ); - - levels += userLevel; - - Mipmap.retrieveStoreModes( gl, psm ); - try { - newImage = ByteBuffer.allocateDirect( Mipmap.image_size( width, 1, format, - GL.GL_UNSIGNED_SHORT ) ).order( ByteOrder.nativeOrder() ).asShortBuffer(); - } catch( OutOfMemoryError ome ) { - return( GLU.GLU_OUT_OF_MEMORY ); - } - newImage_width = width; - - Image.fill_image( psm, width, 1, format, type, Mipmap.is_index( format ), data, newImage ); - cmpts = Mipmap.elements_per_group( format, type ); - gl.glPixelStorei( GL.GL_UNPACK_ALIGNMENT, 2 ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_ROWS, 0 ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_PIXELS, 0 ); - gl.glPixelStorei( GL.GL_UNPACK_ROW_LENGTH, 0 ); - - // if swap_bytes was set, swapping occurred in fill_image - gl.glPixelStorei( GL.GL_UNPACK_SWAP_BYTES, GL.GL_FALSE ); - - for( level = userLevel; level <= levels; level++ ) { - if( newImage_width == newwidth ) { - // user newimage for this level - if( baseLevel <= level && level <= maxLevel ) { - gl.glTexImage1D( target, level, internalFormat, newImage_width, 0, format, - GL.GL_UNSIGNED_SHORT, newImage ); - } - } else { - if( otherImage == null ) { - memreq = Mipmap.image_size( newwidth, 1, format, GL.GL_UNSIGNED_SHORT ); - try { - otherImage = ByteBuffer.allocateDirect( memreq ).order( ByteOrder.nativeOrder() ).asShortBuffer(); - } catch( OutOfMemoryError ome ) { - gl.glPixelStorei( GL.GL_UNPACK_ALIGNMENT, psm.getUnpackAlignment() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_ROWS, psm.getUnpackSkipRows() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_PIXELS, psm.getUnpackSkipPixels() ); - gl.glPixelStorei( GL.GL_UNPACK_ROW_LENGTH, psm.getUnpackRowLength() ); - gl.glPixelStorei( GL.GL_UNPACK_SWAP_BYTES, (psm.getUnpackSwapBytes() ? 1 : 0) ); - return( GLU.GLU_OUT_OF_MEMORY ); - } - } - ScaleInternal.scale_internal( cmpts, newImage_width, 1, newImage, newwidth, 1, otherImage ); - // swap newImage and otherImage - imageTemp = otherImage; - otherImage = newImage; - newImage = imageTemp; - - newImage_width = newwidth; - if( baseLevel <= level && level <= maxLevel ) { - gl.glTexImage1D( target, level, internalFormat, newImage_width, 0, - format, GL.GL_UNSIGNED_SHORT, newImage ); - } - } - if( newwidth > 1 ) { - newwidth /= 2; - } - } - gl.glPixelStorei( GL.GL_UNPACK_ALIGNMENT, psm.getUnpackAlignment() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_ROWS, psm.getUnpackSkipRows() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_PIXELS, psm.getUnpackSkipPixels() ); - gl.glPixelStorei( GL.GL_UNPACK_ROW_LENGTH, psm.getUnpackRowLength() ); - gl.glPixelStorei( GL.GL_UNPACK_SWAP_BYTES, (psm.getUnpackSwapBytes() ? 1 : 0) ); - - return( 0 ); - } - - public static int bitmapBuild2DMipmaps( GL gl, int target, int internalFormat, - int width, int height, int format, int type, ByteBuffer data ) { - int newwidth[] = new int[1]; - int newheight[] = new int[1]; - int level, levels; - ShortBuffer newImage = null; - int newImage_width; - int newImage_height; - ShortBuffer otherImage = null; - ShortBuffer tempImage = null; - int memreq; - int maxsize; - int cmpts; - PixelStorageModes psm = new PixelStorageModes(); - - Mipmap.retrieveStoreModes( gl, psm ); - - Mipmap.closestFit( gl, target, width, height, internalFormat, format, type, newwidth, newheight ); - - levels = Mipmap.computeLog( newwidth[0] ); - level = Mipmap.computeLog( newheight[0] ); - if( level > levels ) { - levels = level; - } - - try { - newImage = ByteBuffer.allocateDirect( Mipmap.image_size( width, height, - format, GL.GL_UNSIGNED_SHORT ) ).order( ByteOrder.nativeOrder() ).asShortBuffer(); - } catch( OutOfMemoryError ome ) { - return( GLU.GLU_OUT_OF_MEMORY ); - } - newImage_width = width; - newImage_height = height; - - Image.fill_image( psm, width, height, format, type, Mipmap.is_index( format ), data, newImage ); - - cmpts = Mipmap.elements_per_group( format, type ); - gl.glPixelStorei( GL.GL_UNPACK_ALIGNMENT, 2 ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_ROWS, 0 ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_PIXELS, 0 ); - gl.glPixelStorei( GL.GL_UNPACK_ROW_LENGTH, 0 ); - - // if swap_bytes is set, swapping occurred in fill_image - gl.glPixelStorei( GL.GL_UNPACK_SWAP_BYTES, GL.GL_FALSE ); - - for( level = 0; level < levels; level++ ) { - if( newImage_width == newwidth[0] && newImage_height == newheight[0] ) { - gl.glTexImage2D( target, level, internalFormat, newImage_width, - newImage_height, 0, format, GL.GL_UNSIGNED_SHORT, newImage ); - } else { - if( otherImage == null ) { - memreq = Mipmap.image_size( newwidth[0], newheight[0], format, GL.GL_UNSIGNED_SHORT ); - try { - otherImage = ByteBuffer.allocateDirect( memreq ).order( ByteOrder.nativeOrder() ).asShortBuffer(); - } catch( OutOfMemoryError ome ) { - gl.glPixelStorei( GL.GL_UNPACK_ALIGNMENT, psm.getUnpackAlignment() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_ROWS, psm.getUnpackSkipRows() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_PIXELS, psm.getUnpackSkipPixels() ); - gl.glPixelStorei( GL.GL_UNPACK_ROW_LENGTH, psm.getUnpackRowLength() ); - gl.glPixelStorei( GL.GL_UNPACK_SWAP_BYTES, (psm.getUnpackSwapBytes() ? 1 : 0) ); - return( GLU.GLU_OUT_OF_MEMORY ); - } - } - ScaleInternal.scale_internal( cmpts, newImage_width, newImage_height, - newImage, newwidth[0], newheight[0], otherImage ); - // swap newImage and otherImage - tempImage = otherImage; - otherImage = newImage; - newImage = tempImage; - - newImage_width = newwidth[0]; - newImage_height = newheight[0]; - gl.glTexImage2D( target, level, internalFormat, newImage_width, newImage_height, - 0, format, GL.GL_UNSIGNED_SHORT, newImage ); - } - if( newheight[0] > 1 ) { - newwidth[0] /= 2; - } - if( newheight[0] > 1 ) { - newheight[0] /= 2; - } - } - gl.glPixelStorei( GL.GL_UNPACK_ALIGNMENT, psm.getUnpackAlignment() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_ROWS, psm.getUnpackSkipRows() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_PIXELS, psm.getUnpackSkipPixels() ); - gl.glPixelStorei( GL.GL_UNPACK_ROW_LENGTH, psm.getUnpackRowLength() ); - gl.glPixelStorei( GL.GL_UNPACK_SWAP_BYTES, (psm.getUnpackSwapBytes() ? 1 : 0) ); - - return( 0 ); - } - - public static int gluBuild2DMipmapLevelsCore( GL gl, int target, int internalFormat, - int width, int height, int widthPowerOf2, int heightPowerOf2, - int format, int type, int userLevel, int baseLevel, int maxLevel, - ByteBuffer data ) { // PointerWrapper data - int newwidth; - int newheight; - int level, levels; - int usersImage; - ByteBuffer srcImage = null; - ByteBuffer dstImage = null; - ByteBuffer tempImage = null; - int newImage_width; - int newImage_height; - short[] SWAP_IMAGE = null; - int memreq; - int maxsize; - int cmpts; - - boolean myswap_bytes; - int groups_per_line, element_size, group_size; - int rowsize, padding; - PixelStorageModes psm = new PixelStorageModes(); - - assert( Mipmap.checkMipmapArgs( internalFormat, format, type ) == 0 ); - assert( width >= 1 && height >= 1 ); - - if( type == GL.GL_BITMAP ) { - return( bitmapBuild2DMipmaps( gl, target, internalFormat, width, height, format, type, data ) ); - } - - newwidth = widthPowerOf2; - newheight = heightPowerOf2; - levels = Mipmap.computeLog( newwidth ); - level = Mipmap.computeLog( newheight ); - if( level > levels ) { - levels = level; - } - - levels += userLevel; - - Mipmap.retrieveStoreModes( gl, psm ); - myswap_bytes = psm.getUnpackSwapBytes(); - cmpts = Mipmap.elements_per_group( format, type ); - if( psm.getUnpackRowLength() > 0 ) { - groups_per_line = psm.getUnpackRowLength(); - } else { - groups_per_line = width; - } - - element_size = Mipmap.bytes_per_element( type ); - group_size = element_size * cmpts; - if( element_size == 1 ) { - myswap_bytes = false; - } - - rowsize = groups_per_line * group_size; - padding = ( rowsize % psm.getUnpackAlignment() ); - if( padding != 0 ) { - rowsize += psm.getUnpackAlignment() - padding; - } - - data.position( psm.getUnpackSkipRows() * rowsize + psm.getUnpackSkipPixels() * group_size ); - data.mark(); - - gl.glPixelStorei( GL.GL_UNPACK_SKIP_ROWS, 0 ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_PIXELS, 0 ); - gl.glPixelStorei( GL.GL_UNPACK_ROW_LENGTH, 0 ); - - level = userLevel; - - // already power of two square - if( width == newwidth && height == newheight ) { - // use usersImage for level userLevel - if( baseLevel <= level && level <= maxLevel ) { - gl.glTexImage2D( target, level, internalFormat, width, height, 0, format, type, data ); - } - if( levels == 0 ) { /* we're done. clean up and return */ - gl.glPixelStorei( GL.GL_UNPACK_ALIGNMENT, psm.getUnpackAlignment() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_ROWS, psm.getUnpackSkipRows() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_PIXELS, psm.getUnpackSkipPixels() ); - gl.glPixelStorei( GL.GL_UNPACK_ROW_LENGTH, psm.getUnpackRowLength() ); - gl.glPixelStorei( GL.GL_UNPACK_SWAP_BYTES, (psm.getUnpackSwapBytes() ? 1 : 0) ); - return( 0 ); - } - int nextWidth = newwidth / 2; - int nextHeight = newheight / 2; - - // clamp to 1 - if( nextWidth < 1 ) { - nextWidth = 1; - } - if( nextHeight < 1 ) { - nextHeight = 1; - } - memreq = Mipmap.image_size( nextWidth, nextHeight, format, type ); - - try { - switch( type ) { - case( GL.GL_UNSIGNED_BYTE ): - case( GL.GL_BYTE ): - case( GL.GL_UNSIGNED_SHORT ): - case( GL.GL_SHORT ): - case( GL.GL_UNSIGNED_INT ): - case( GL.GL_INT ): - case( GL.GL_FLOAT ): - case( GL.GL_UNSIGNED_BYTE_3_3_2 ): - case( GL.GL_UNSIGNED_BYTE_2_3_3_REV ): - case( GL.GL_UNSIGNED_SHORT_5_6_5 ): - case( GL.GL_UNSIGNED_SHORT_5_6_5_REV ): - case( GL.GL_UNSIGNED_SHORT_4_4_4_4 ): - case( GL.GL_UNSIGNED_SHORT_4_4_4_4_REV ): - case( GL.GL_UNSIGNED_SHORT_5_5_5_1 ): - case( GL.GL_UNSIGNED_SHORT_1_5_5_5_REV ): - case( GL.GL_UNSIGNED_INT_8_8_8_8 ): - case( GL.GL_UNSIGNED_INT_8_8_8_8_REV ): - case( GL.GL_UNSIGNED_INT_10_10_10_2 ): - case( GL.GL_UNSIGNED_INT_2_10_10_10_REV ): - dstImage = ByteBuffer.allocateDirect( memreq ).order( ByteOrder.nativeOrder() ); - break; - default: - return( GLU.GLU_INVALID_ENUM ); - } - } catch( OutOfMemoryError ome ) { - gl.glPixelStorei( GL.GL_UNPACK_ALIGNMENT, psm.getUnpackAlignment() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_ROWS, psm.getUnpackSkipRows() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_PIXELS, psm.getUnpackSkipPixels() ); - gl.glPixelStorei( GL.GL_UNPACK_ROW_LENGTH, psm.getUnpackRowLength() ); - gl.glPixelStorei( GL.GL_UNPACK_SWAP_BYTES, (psm.getUnpackSwapBytes() ? 1 : 0) ); - return( GLU.GLU_OUT_OF_MEMORY ); - } - if( dstImage != null ) { - switch( type ) { - case( GL.GL_UNSIGNED_BYTE ): - HalveImage.halveImage_ubyte( cmpts, width, height, data, dstImage, element_size, rowsize, group_size ); - break; - case( GL.GL_BYTE ): - HalveImage.halveImage_byte( cmpts, width, height, data, dstImage, element_size, rowsize, group_size ); - break; - case( GL.GL_UNSIGNED_SHORT ): - HalveImage.halveImage_ushort( cmpts, width, height, data, dstImage.asShortBuffer(), element_size, rowsize, group_size, myswap_bytes ); - break; - case( GL.GL_SHORT ): - HalveImage.halveImage_short( cmpts, width, height, data, dstImage.asShortBuffer(), element_size, rowsize, group_size, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_INT ): - HalveImage.halveImage_uint( cmpts, width, height, data, dstImage.asIntBuffer(), element_size, rowsize, group_size, myswap_bytes ); - break; - case( GL.GL_INT ): - HalveImage.halveImage_int( cmpts, width, height, data, dstImage.asIntBuffer(), element_size, rowsize, group_size, myswap_bytes ); - break; - case( GL.GL_FLOAT ): - HalveImage.halveImage_float( cmpts, width, height, data, dstImage.asFloatBuffer(), element_size, rowsize, group_size, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_BYTE_3_3_2 ): - assert( format == GL.GL_RGB ); - HalveImage.halveImagePackedPixel( 3, new Extract332(), width, height, data, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_BYTE_2_3_3_REV ): - assert( format == GL.GL_RGB ); - HalveImage.halveImagePackedPixel( 3, new Extract233rev(), width, height, data, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_SHORT_5_6_5 ): - HalveImage.halveImagePackedPixel( 3, new Extract565(), width, height, data, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_SHORT_5_6_5_REV ): - HalveImage.halveImagePackedPixel( 3, new Extract565rev(), width, height, data, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_SHORT_4_4_4_4 ): - HalveImage.halveImagePackedPixel( 4, new Extract4444(), width, height, data, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_SHORT_4_4_4_4_REV ): - HalveImage.halveImagePackedPixel( 4, new Extract4444rev(), width, height, data, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_SHORT_5_5_5_1 ): - HalveImage.halveImagePackedPixel( 4, new Extract5551(), width, height, data, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_SHORT_1_5_5_5_REV ): - HalveImage.halveImagePackedPixel( 4, new Extract1555rev(), width, height, data, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_INT_8_8_8_8 ): - HalveImage.halveImagePackedPixel( 4, new Extract8888(), width, height, data, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_INT_8_8_8_8_REV ): - HalveImage.halveImagePackedPixel( 4, new Extract8888rev(), width, height, data, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_INT_10_10_10_2 ): - HalveImage.halveImagePackedPixel( 4, new Extract1010102(), width, height, data, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_INT_2_10_10_10_REV ): - HalveImage.halveImagePackedPixel( 4, new Extract2101010rev(), width, height, data, dstImage, element_size, rowsize, myswap_bytes ); - break; - default: - assert( false ); - break; - } - } - newwidth = width / 2; - newheight = height / 2; - // clamp to 1 - if( newwidth < 1 ) { - newwidth = 1; - } - if( newheight < 1 ) { - newheight = 1; - } - - myswap_bytes = false; - rowsize = newwidth * group_size; - memreq = Mipmap.image_size( newwidth, newheight, format, type ); - // swap srcImage and dstImage - tempImage = srcImage; - srcImage = dstImage; - dstImage = tempImage; - try { - switch( type ) { - case( GL.GL_UNSIGNED_BYTE ): - case( GL.GL_BYTE ): - case( GL.GL_UNSIGNED_SHORT ): - case( GL.GL_SHORT ): - case( GL.GL_UNSIGNED_INT ): - case( GL.GL_INT ): - case( GL.GL_FLOAT ): - case( GL.GL_UNSIGNED_BYTE_3_3_2 ): - case( GL.GL_UNSIGNED_BYTE_2_3_3_REV ): - case( GL.GL_UNSIGNED_SHORT_5_6_5 ): - case( GL.GL_UNSIGNED_SHORT_5_6_5_REV ): - case( GL.GL_UNSIGNED_SHORT_4_4_4_4 ): - case( GL.GL_UNSIGNED_SHORT_4_4_4_4_REV ): - case( GL.GL_UNSIGNED_SHORT_5_5_5_1 ): - case( GL.GL_UNSIGNED_SHORT_1_5_5_5_REV ): - case( GL.GL_UNSIGNED_INT_8_8_8_8 ): - case( GL.GL_UNSIGNED_INT_8_8_8_8_REV ): - case( GL.GL_UNSIGNED_INT_10_10_10_2 ): - case( GL.GL_UNSIGNED_INT_2_10_10_10_REV ): - dstImage = ByteBuffer.allocateDirect( memreq ).order( ByteOrder.nativeOrder() ); - break; - default: - return( GLU.GLU_INVALID_ENUM ); - } - } catch( OutOfMemoryError ome ) { - gl.glPixelStorei( GL.GL_UNPACK_ALIGNMENT, psm.getUnpackAlignment() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_ROWS, psm.getUnpackSkipRows() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_PIXELS, psm.getUnpackSkipPixels() ); - gl.glPixelStorei( GL.GL_UNPACK_ROW_LENGTH, psm.getUnpackRowLength() ); - gl.glPixelStorei( GL.GL_UNPACK_SWAP_BYTES, (psm.getUnpackSwapBytes() ? 1 : 0) ); - return( GLU.GLU_OUT_OF_MEMORY ); - } - // level userLevel+1 is in srcImage; level userLevel already saved - level = userLevel + 1; - } else { // user's image is not nice powerof2 size square - memreq = Mipmap.image_size( newwidth, newheight, format, type ); - try { - switch( type ) { - case( GL.GL_UNSIGNED_BYTE ): - case( GL.GL_BYTE ): - case( GL.GL_UNSIGNED_SHORT ): - case( GL.GL_SHORT ): - case( GL.GL_UNSIGNED_INT ): - case( GL.GL_INT ): - case( GL.GL_FLOAT ): - case( GL.GL_UNSIGNED_BYTE_3_3_2 ): - case( GL.GL_UNSIGNED_BYTE_2_3_3_REV ): - case( GL.GL_UNSIGNED_SHORT_5_6_5 ): - case( GL.GL_UNSIGNED_SHORT_5_6_5_REV ): - case( GL.GL_UNSIGNED_SHORT_4_4_4_4 ): - case( GL.GL_UNSIGNED_SHORT_4_4_4_4_REV ): - case( GL.GL_UNSIGNED_SHORT_5_5_5_1 ): - case( GL.GL_UNSIGNED_SHORT_1_5_5_5_REV ): - case( GL.GL_UNSIGNED_INT_8_8_8_8 ): - case( GL.GL_UNSIGNED_INT_8_8_8_8_REV ): - case( GL.GL_UNSIGNED_INT_10_10_10_2 ): - case( GL.GL_UNSIGNED_INT_2_10_10_10_REV ): - dstImage = ByteBuffer.allocateDirect( memreq ).order( ByteOrder.nativeOrder() ); - break; - default: - return( GLU.GLU_INVALID_ENUM ); - } - } catch( OutOfMemoryError ome ) { - gl.glPixelStorei( GL.GL_UNPACK_ALIGNMENT, psm.getUnpackAlignment() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_ROWS, psm.getUnpackSkipRows() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_PIXELS, psm.getUnpackSkipPixels() ); - gl.glPixelStorei( GL.GL_UNPACK_ROW_LENGTH, psm.getUnpackRowLength() ); - gl.glPixelStorei( GL.GL_UNPACK_SWAP_BYTES, (psm.getUnpackSwapBytes() ? 1 : 0) ); - return( GLU.GLU_OUT_OF_MEMORY ); - } - data.reset(); - switch( type ) { - case( GL.GL_UNSIGNED_BYTE ): - ScaleInternal.scale_internal_ubyte( cmpts, width, height, data, - newwidth, newheight, dstImage, element_size, rowsize, group_size ); - break; - case( GL.GL_BYTE ): - ScaleInternal.scale_internal_byte( cmpts, width, height, data, newwidth, - newheight, dstImage, element_size, rowsize, group_size ); - break; - case( GL.GL_UNSIGNED_SHORT ): - ScaleInternal.scale_internal_ushort( cmpts, width, height, data, newwidth, - newheight, dstImage.asShortBuffer(), element_size, rowsize, group_size, myswap_bytes ); - break; - case( GL.GL_SHORT ): - ScaleInternal.scale_internal_ushort( cmpts, width, height, data, newwidth, - newheight, dstImage.asShortBuffer(), element_size, rowsize, group_size, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_INT ): - ScaleInternal.scale_internal_uint( cmpts, width, height, data, newwidth, - newheight, dstImage.asIntBuffer(), element_size, rowsize, group_size, myswap_bytes ); - break; - case( GL.GL_INT ): - ScaleInternal.scale_internal_int( cmpts, width, height, data, newwidth, - newheight, dstImage.asIntBuffer(), element_size, rowsize, group_size, myswap_bytes ); - break; - case( GL.GL_FLOAT ): - ScaleInternal.scale_internal_float( cmpts, width, height, data, newwidth, - newheight, dstImage.asFloatBuffer(), element_size, rowsize, group_size, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_BYTE_3_3_2 ): - ScaleInternal.scaleInternalPackedPixel( 3, new Extract332(), width, height, data, newwidth, - newheight, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_BYTE_2_3_3_REV ): - ScaleInternal.scaleInternalPackedPixel( 3, new Extract233rev(), width, height, data, newwidth, - newheight, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_SHORT_5_6_5 ): - ScaleInternal.scaleInternalPackedPixel( 3, new Extract565(), width, height, data, newwidth, - newheight, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_SHORT_5_6_5_REV ): - ScaleInternal.scaleInternalPackedPixel( 3, new Extract565rev(), width, height, data, newwidth, - newheight, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_SHORT_4_4_4_4 ): - ScaleInternal.scaleInternalPackedPixel( 4, new Extract4444(), width, height, data, newwidth, - newheight, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_SHORT_4_4_4_4_REV ): - ScaleInternal.scaleInternalPackedPixel( 4, new Extract4444rev(), width, height, data, newwidth, - newheight, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_SHORT_5_5_5_1 ): - ScaleInternal.scaleInternalPackedPixel( 4, new Extract5551(), width, height, data, newwidth, - newheight, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_SHORT_1_5_5_5_REV ): - ScaleInternal.scaleInternalPackedPixel( 4, new Extract1555rev(), width, height, data, newwidth, - newheight, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_INT_8_8_8_8 ): - ScaleInternal.scaleInternalPackedPixel( 4, new Extract8888(), width, height, data, newwidth, - newheight, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_INT_8_8_8_8_REV ): - ScaleInternal.scaleInternalPackedPixel( 4, new Extract8888rev(), width, height, data, newwidth, - newheight, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_INT_10_10_10_2 ): - ScaleInternal.scaleInternalPackedPixel( 4, new Extract1010102(), width, height, data, newwidth, - newheight, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_INT_2_10_10_10_REV ): - ScaleInternal.scaleInternalPackedPixel( 4, new Extract2101010rev(), width, height, data, newwidth, - newheight, dstImage, element_size, rowsize, myswap_bytes ); - break; - default: - assert( false ); - break; - } - myswap_bytes = false; - rowsize = newwidth * group_size; - // swap dstImage and srcImage - tempImage = srcImage; - srcImage = dstImage; - dstImage = tempImage; - - if( levels != 0 ) { // use as little memory as possible - int nextWidth = newwidth / 2; - int nextHeight = newheight / 2; - if( nextWidth < 1 ) { - nextWidth = 1; - } - if( nextHeight < 1 ) { - nextHeight = 1; - } - - memreq = Mipmap.image_size( nextWidth, nextHeight, format, type ); - try { - switch( type ) { - case( GL.GL_UNSIGNED_BYTE ): - case( GL.GL_BYTE ): - case( GL.GL_UNSIGNED_SHORT ): - case( GL.GL_SHORT ): - case( GL.GL_UNSIGNED_INT ): - case( GL.GL_INT ): - case( GL.GL_FLOAT ): - case( GL.GL_UNSIGNED_BYTE_3_3_2 ): - case( GL.GL_UNSIGNED_BYTE_2_3_3_REV ): - case( GL.GL_UNSIGNED_SHORT_5_6_5 ): - case( GL.GL_UNSIGNED_SHORT_5_6_5_REV ): - case( GL.GL_UNSIGNED_SHORT_4_4_4_4 ): - case( GL.GL_UNSIGNED_SHORT_4_4_4_4_REV ): - case( GL.GL_UNSIGNED_SHORT_5_5_5_1 ): - case( GL.GL_UNSIGNED_SHORT_1_5_5_5_REV ): - case( GL.GL_UNSIGNED_INT_8_8_8_8 ): - case( GL.GL_UNSIGNED_INT_8_8_8_8_REV ): - case( GL.GL_UNSIGNED_INT_10_10_10_2 ): - case( GL.GL_UNSIGNED_INT_2_10_10_10_REV ): - dstImage = ByteBuffer.allocateDirect( memreq ).order( ByteOrder.nativeOrder() ); - break; - default: - return( GLU.GLU_INVALID_ENUM ); - } - } catch( OutOfMemoryError ome ) { - gl.glPixelStorei( GL.GL_UNPACK_ALIGNMENT, psm.getUnpackAlignment() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_ROWS, psm.getUnpackSkipRows() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_PIXELS, psm.getUnpackSkipPixels() ); - gl.glPixelStorei( GL.GL_UNPACK_ROW_LENGTH, psm.getUnpackRowLength() ); - gl.glPixelStorei( GL.GL_UNPACK_SWAP_BYTES, (psm.getUnpackSwapBytes() ? 1 : 0) ); - return( GLU.GLU_OUT_OF_MEMORY ); - } - } - // level userLevel is in srcImage; nothing saved yet - level = userLevel; - } - - gl.glPixelStorei( GL.GL_UNPACK_SWAP_BYTES, GL.GL_FALSE ); - if( baseLevel <= level && level <= maxLevel ) { - srcImage.rewind(); - if (DEBUG) { - System.err.println("GL Error(" + level + "): " + gl.glGetError() ); - } - gl.glTexImage2D( target, level, internalFormat, newwidth, newheight, 0, format, type, srcImage ); - if (DEBUG) { - System.err.println("GL Error(" + level + "): " + gl.glGetError() ); - try { - File file = new File( "glu2DMipmapJ" + level + ".bin" ); - FileOutputStream fos = new FileOutputStream( file ); - srcImage.limit( Mipmap.image_size( newwidth, newheight, format, type ) ); - fos.getChannel().write( srcImage ); - srcImage.clear(); - fos.close(); - } catch( IOException e ) { - System.err.println("IOException"); - System.err.println(e.getMessage()); - } - } - } - - level++; // update current level for the loop - for( ; level <= levels; level++ ) { - srcImage.rewind(); - dstImage.rewind(); - switch( type ) { - case( GL.GL_UNSIGNED_BYTE ): - HalveImage.halveImage_ubyte( cmpts, newwidth, newheight, srcImage, dstImage, element_size, rowsize, group_size ); - break; - case( GL.GL_BYTE ): - HalveImage.halveImage_byte( cmpts, newwidth, newheight, srcImage, dstImage, element_size, rowsize, group_size ); - break; - case( GL.GL_UNSIGNED_SHORT ): - HalveImage.halveImage_ushort( cmpts, newwidth, newheight, srcImage, dstImage.asShortBuffer(), element_size, rowsize, group_size, myswap_bytes ); - break; - case( GL.GL_SHORT ): - HalveImage.halveImage_short( cmpts, newwidth, newheight, srcImage, dstImage.asShortBuffer(), element_size, rowsize, group_size, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_INT ): - HalveImage.halveImage_uint( cmpts, newwidth, newheight, srcImage, dstImage.asIntBuffer(), element_size, rowsize, group_size, myswap_bytes ); - break; - case( GL.GL_INT ): - HalveImage.halveImage_int( cmpts, newwidth, newheight, srcImage, dstImage.asIntBuffer(), element_size, rowsize, group_size, myswap_bytes ); - break; - case( GL.GL_FLOAT ): - HalveImage.halveImage_float( cmpts, newwidth, newheight, srcImage, dstImage.asFloatBuffer(), element_size, rowsize, group_size, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_BYTE_3_3_2 ): - assert( format == GL.GL_RGB ); - HalveImage.halveImagePackedPixel( 3, new Extract332(), newwidth, newheight, srcImage, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_BYTE_2_3_3_REV ): - assert( format == GL.GL_RGB ); - HalveImage.halveImagePackedPixel( 3, new Extract233rev(), newwidth, newheight, srcImage, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_SHORT_5_6_5 ): - HalveImage.halveImagePackedPixel( 3, new Extract565(), newwidth, newheight, srcImage, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_SHORT_5_6_5_REV ): - HalveImage.halveImagePackedPixel( 3, new Extract565rev(), newwidth, newheight, srcImage, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_SHORT_4_4_4_4 ): - HalveImage.halveImagePackedPixel( 4, new Extract4444(), newwidth, newheight, srcImage, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_SHORT_4_4_4_4_REV ): - HalveImage.halveImagePackedPixel( 4, new Extract4444rev(), newwidth, newheight, srcImage, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_SHORT_5_5_5_1 ): - HalveImage.halveImagePackedPixel( 4, new Extract5551(), newwidth, newheight, srcImage, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_SHORT_1_5_5_5_REV ): - HalveImage.halveImagePackedPixel( 4, new Extract1555rev(), newwidth, newheight, srcImage, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_INT_8_8_8_8 ): - HalveImage.halveImagePackedPixel( 4, new Extract8888(), newwidth, newheight, srcImage, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_INT_8_8_8_8_REV ): - HalveImage.halveImagePackedPixel( 4, new Extract8888rev(), newwidth, newheight, srcImage, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_INT_10_10_10_2 ): - HalveImage.halveImagePackedPixel( 4, new Extract1010102(), newwidth, newheight, srcImage, dstImage, element_size, rowsize, myswap_bytes ); - break; - case( GL.GL_UNSIGNED_INT_2_10_10_10_REV ): - HalveImage.halveImagePackedPixel( 4, new Extract2101010rev(), newwidth, newheight, srcImage, dstImage, element_size, rowsize, myswap_bytes ); - break; - default: - assert( false ); - break; - } - - // swap dstImage and srcImage - tempImage = srcImage; - srcImage = dstImage; - dstImage = tempImage; - - if( newwidth > 1 ) { - newwidth /= 2; - rowsize /= 2; - } - if( newheight > 1 ) { - newheight /= 2; - } - // compute amount to pad per row if any - int rowPad = rowsize % psm.getUnpackAlignment(); - - // should row be padded - if( rowPad == 0 ) { - // call teximage with srcImage untouched since its not padded - if( baseLevel <= level && level <= maxLevel ) { - srcImage.rewind(); - gl.glTexImage2D( target, level, internalFormat, newwidth, newheight, 0, format, type, srcImage ); - if (DEBUG) { - System.err.println("GL Error(" + level + "): " + gl.glGetError() ); - try { - File file = new File( "glu2DMipmapJ" + level + ".bin" ); - FileOutputStream fos = new FileOutputStream( file ); - srcImage.limit( Mipmap.image_size( newwidth, newheight, format, type ) ); - fos.getChannel().write( srcImage ); - srcImage.clear(); - } catch( IOException e ) { - System.err.println("IOException"); - System.err.println(e.getMessage()); - } - } - } - } else { - // compute length of new row in bytes, including padding - int newRowLength = rowsize + psm.getUnpackAlignment() - rowPad; - int ii, jj; - int dstTrav; - int srcTrav; - - // allocate new image for mipmap of size newRowLength x newheight - ByteBuffer newMipmapImage = null; - try { - newMipmapImage = ByteBuffer.allocateDirect( newRowLength * newheight ); - } catch( OutOfMemoryError ome ) { - gl.glPixelStorei( GL.GL_UNPACK_ALIGNMENT, psm.getUnpackAlignment() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_ROWS, psm.getUnpackSkipRows() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_PIXELS, psm.getUnpackSkipPixels() ); - gl.glPixelStorei( GL.GL_UNPACK_ROW_LENGTH, psm.getUnpackRowLength() ); - gl.glPixelStorei( GL.GL_UNPACK_SWAP_BYTES, (psm.getUnpackSwapBytes() ? 1 : 0) ); - return( GLU.GLU_OUT_OF_MEMORY ); - } - srcImage.rewind(); - // copy image from srcImage into newMipmapImage by rows - for( ii = 0; ii < newheight; ii++ ) { - for( jj = 0; jj < rowsize; jj++ ) { - newMipmapImage.put( srcImage.get() ); - } - if( jj < rowsize - 1 ) { - newMipmapImage.position( newMipmapImage.position() + rowPad ); - } - } - - // and use this new image for mipmapping instead - if( baseLevel <= level && level <= maxLevel ) { - newMipmapImage.rewind(); - gl.glTexImage2D( target, level, internalFormat, newwidth, newheight, 0, format, type, newMipmapImage ); - if (DEBUG) { - System.err.println("GL Error: " + gl.glGetError() ); - try { - File file = new File( "glu2DMipmapJ" + level + ".bin" ); - FileOutputStream fos = new FileOutputStream( file ); - srcImage.limit( Mipmap.image_size( newwidth, newheight, format, type ) ); - fos.getChannel().write( newMipmapImage ); - srcImage.clear(); - } catch( IOException e ) { - System.err.println("IOException"); - System.err.println(e.getMessage()); - } - } - } - } - } - gl.glPixelStorei( GL.GL_UNPACK_ALIGNMENT, psm.getUnpackAlignment() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_ROWS, psm.getUnpackSkipRows() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_PIXELS, psm.getUnpackSkipPixels() ); - gl.glPixelStorei( GL.GL_UNPACK_ROW_LENGTH, psm.getUnpackRowLength() ); - gl.glPixelStorei( GL.GL_UNPACK_SWAP_BYTES, (psm.getUnpackSwapBytes() ? 1 : 0) ); - - return( 0 ); - } - - public static int fastBuild2DMipmaps( GL gl, PixelStorageModes psm, int target, - int components, int width, int height, int format, int type, ByteBuffer data ) { - int[] newwidth = new int[1]; - int[] newheight = new int[1]; - int level, levels; - ByteBuffer newImage; - int newImage_width; - int newImage_height; - ByteBuffer otherImage; - ByteBuffer imageTemp; - int memreq; - int maxsize; - int cmpts; - - Mipmap.closestFit( gl, target, width, height, components, format, type, newwidth, - newheight ); - - levels = Mipmap.computeLog( newwidth[0] ); - level = Mipmap.computeLog( newheight[0] ); - if( level > levels ) { - levels = level; - } - - cmpts = Mipmap.elements_per_group( format, type ); - - otherImage = null; - // No need to copy the user data if its packed correctly. - // Make sure that later routines don't change that data. - - if( psm.getUnpackSkipRows() == 0 && psm.getUnpackSkipPixels() == 0 ) { - newImage = data; - newImage_width = width; - newImage_height = height; - } else { - int rowsize; - int group_per_line; - int elements_per_line; - int start; - int iter; - int iter2; - int i, j; - - try { - newImage = ByteBuffer.allocateDirect( Mipmap.image_size( - width, height, format, GL.GL_UNSIGNED_BYTE ) ).order( ByteOrder.nativeOrder() ); - } catch( OutOfMemoryError err ) { - return( GLU.GLU_OUT_OF_MEMORY ); - } - newImage_width = width; - newImage_height = height; - - // Abbreviated version of fill_image for the restricted case. - if( psm.getUnpackRowLength() > 0 ) { - group_per_line = psm.getUnpackRowLength(); - } else { - group_per_line = width; - } - rowsize = group_per_line * cmpts; - elements_per_line = width * cmpts; - start = psm.getUnpackSkipRows() * rowsize + psm.getUnpackSkipPixels() * cmpts; - - for( i = 0; i < height; i++ ) { - iter = start; - data.position( iter ); - for( j = 0; j < elements_per_line; j++ ) { - newImage.put( data.get() ); - } - start += rowsize; - } - } - - gl.glPixelStorei( GL.GL_UNPACK_ALIGNMENT, 1 ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_ROWS, 0 ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_PIXELS, 0 ); - gl.glPixelStorei( GL.GL_UNPACK_ROW_LENGTH, 0 ); - gl.glPixelStorei( GL.GL_UNPACK_SWAP_BYTES, GL.GL_FALSE ); - - for( level = 0; level <= levels; level++ ) { - if( newImage_width == newwidth[0] && newImage_height == newheight[0] ) { - // use newImage for this level - gl.glTexImage2D( target, level, components, newImage_width, newImage_height, - 0, format, GL.GL_UNSIGNED_BYTE, newImage ); - } else { - if( otherImage == null ) { - memreq = Mipmap.image_size( newwidth[0], newheight[0], format, GL.GL_UNSIGNED_BYTE ); - try { - otherImage = ByteBuffer.allocateDirect( memreq ).order( ByteOrder.nativeOrder() ); - } catch( OutOfMemoryError err ) { - gl.glPixelStorei( GL.GL_UNPACK_ALIGNMENT, psm.getUnpackAlignment() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_ROWS, psm.getUnpackSkipRows() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_PIXELS, psm.getUnpackSkipPixels() ); - gl.glPixelStorei( GL.GL_UNPACK_ROW_LENGTH, psm.getUnpackRowLength() ); - gl.glPixelStorei( GL.GL_UNPACK_SWAP_BYTES, ( psm.getUnpackSwapBytes() ? 1 : 0 ) ) ; - return( GLU.GLU_OUT_OF_MEMORY ); - } - } - // swap newImage and otherImage - imageTemp = otherImage; - otherImage = newImage; - newImage = imageTemp; - - newImage_width = newwidth[0]; - newImage_height = newheight[0]; - gl.glTexImage2D( target, level, components, newImage_width, newImage_height, - 0, format, GL.GL_UNSIGNED_BYTE, newImage ); - } - if( newwidth[0] > 1 ) { - newwidth[0] /= 2; - } - if( newheight[0] > 1 ) { - newheight[0] /= 2; - } - } - gl.glPixelStorei( GL.GL_UNPACK_ALIGNMENT, psm.getUnpackAlignment() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_ROWS, psm.getUnpackSkipRows() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_PIXELS, psm.getUnpackSkipPixels() ); - gl.glPixelStorei( GL.GL_UNPACK_ROW_LENGTH, psm.getUnpackRowLength() ); - gl.glPixelStorei( GL.GL_UNPACK_SWAP_BYTES, ( psm.getUnpackSwapBytes() ? 1 : 0 ) ) ; - - return( 0 ); - } - - public static int gluBuild3DMipmapLevelsCore( GL gl, int target, int internalFormat, - int width, int height, int depth, int widthPowerOf2, int heightPowerOf2, - int depthPowerOf2, int format, int type, int userLevel, int baseLevel, - int maxLevel, ByteBuffer data ) { - int newWidth; - int newHeight; - int newDepth; - int level, levels; - ByteBuffer usersImage; - ByteBuffer srcImage, dstImage, tempImage; - int newImageWidth; - int newImageHeight; - int newImageDepth; - int memReq; - int maxSize; - int cmpts; - - boolean myswapBytes; - int groupsPerLine, elementSize, groupSize; - int rowsPerImage, imageSize; - int rowSize, padding; - PixelStorageModes psm = new PixelStorageModes(); - - assert( Mipmap.checkMipmapArgs( internalFormat, format, type ) == 0 ); - assert( width >= 1 && height >= 1 && depth >= 1 ); - assert( type != GL.GL_BITMAP ); - - srcImage = dstImage = null; - - newWidth = widthPowerOf2; - newHeight = heightPowerOf2; - newDepth = depthPowerOf2; - levels = Mipmap.computeLog( newWidth ); - level = Mipmap.computeLog( newHeight ); - if( level > levels ) { - levels = level; - } - level = Mipmap.computeLog( newDepth ); - if( level > levels ) { - levels = level; - } - - levels += userLevel; - - Mipmap.retrieveStoreModes3D( gl, psm ); - myswapBytes = psm.getUnpackSwapBytes(); - cmpts = Mipmap.elements_per_group( format, type ); - if( psm.getUnpackRowLength() > 0 ) { - groupsPerLine = psm.getUnpackRowLength(); - } else { - groupsPerLine = width; - } - - elementSize = Mipmap.bytes_per_element( type ); - groupSize = elementSize * cmpts; - if( elementSize == 1 ) { - myswapBytes = false; - } - - // 3dstuff - if( psm.getUnpackImageHeight() > 0 ) { - rowsPerImage = psm.getUnpackImageHeight(); - } else { - rowsPerImage = height; - } - - rowSize = groupsPerLine * groupSize; - padding = ( rowSize % psm.getUnpackAlignment() ); - if( padding != 0 ) { - rowSize += psm.getUnpackAlignment() - padding; - } - - imageSize = rowsPerImage * rowSize; - - usersImage = data.duplicate(); - usersImage.position( psm.getUnpackSkipRows() * rowSize + - psm.getUnpackSkipPixels() * groupSize + - psm.getUnpackSkipImages() * imageSize ); - usersImage.mark(); - - gl.glPixelStorei( GL.GL_UNPACK_SKIP_ROWS, 0 ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_PIXELS, 0 ); - gl.glPixelStorei( GL.GL_UNPACK_ROW_LENGTH, 0 ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_IMAGES, 0 ); - gl.glPixelStorei( GL.GL_UNPACK_IMAGE_HEIGHT, 0 ); - - level = userLevel; - - if( width == newWidth && height == newHeight && depth == newDepth ) { - // use usersImage for level userlevel - if( baseLevel <= level && level <= maxLevel ) { - gl.glTexImage3D( target, level, internalFormat, width, height, depth, - 0, format, type, usersImage ); - } - if( levels == 0 ) { /* we're done. clean up and return */ - gl.glPixelStorei( GL.GL_UNPACK_ALIGNMENT, psm.getUnpackAlignment() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_ROWS, psm.getUnpackSkipRows() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_PIXELS, psm.getUnpackSkipPixels() ); - gl.glPixelStorei( GL.GL_UNPACK_ROW_LENGTH, psm.getUnpackRowLength() ); - gl.glPixelStorei( GL.GL_UNPACK_SWAP_BYTES, psm.getUnpackSwapBytes() ? 1 : 0 ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_IMAGES, psm.getUnpackSkipImages() ); - gl.glPixelStorei( GL.GL_UNPACK_IMAGE_HEIGHT, psm.getUnpackImageHeight() ); - return( 0 ); - } - int nextWidth = newWidth / 2; - int nextHeight = newHeight / 2; - int nextDepth = newDepth / 2; - - // clamp to one - if( nextWidth < 1 ) { - nextWidth = 1; - } - if( nextHeight < 1 ) { - nextHeight = 1; - } - if( nextDepth < 1 ) { - nextDepth = 1; - } - memReq = Mipmap.imageSize3D( nextWidth, nextHeight, nextDepth, format, type ); - try { - switch( type ) { - case( GL.GL_UNSIGNED_BYTE ): - case( GL.GL_BYTE ): - case( GL.GL_UNSIGNED_SHORT ): - case( GL.GL_SHORT ): - case( GL.GL_UNSIGNED_INT ): - case( GL.GL_INT ): - case( GL.GL_FLOAT ): - case( GL.GL_UNSIGNED_BYTE_3_3_2 ): - case( GL.GL_UNSIGNED_BYTE_2_3_3_REV ): - case( GL.GL_UNSIGNED_SHORT_5_6_5 ): - case( GL.GL_UNSIGNED_SHORT_5_6_5_REV ): - case( GL.GL_UNSIGNED_SHORT_4_4_4_4 ): - case( GL.GL_UNSIGNED_SHORT_4_4_4_4_REV ): - case( GL.GL_UNSIGNED_SHORT_5_5_5_1 ): - case( GL.GL_UNSIGNED_SHORT_1_5_5_5_REV ): - case( GL.GL_UNSIGNED_INT_8_8_8_8 ): - case( GL.GL_UNSIGNED_INT_8_8_8_8_REV ): - case( GL.GL_UNSIGNED_INT_10_10_10_2 ): - case( GL.GL_UNSIGNED_INT_2_10_10_10_REV ): - dstImage = ByteBuffer.allocateDirect( memReq ).order( ByteOrder.nativeOrder() ); - break; - default: - return( GLU.GLU_INVALID_ENUM ); - } - } catch( OutOfMemoryError err ) { - gl.glPixelStorei( GL.GL_UNPACK_ALIGNMENT, psm.getUnpackAlignment() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_ROWS, psm.getUnpackSkipRows() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_PIXELS, psm.getUnpackSkipPixels() ); - gl.glPixelStorei( GL.GL_UNPACK_ROW_LENGTH, psm.getUnpackRowLength() ); - gl.glPixelStorei( GL.GL_UNPACK_SWAP_BYTES, psm.getUnpackSwapBytes() ? 1 : 0 ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_IMAGES, psm.getUnpackSkipImages() ); - gl.glPixelStorei( GL.GL_UNPACK_IMAGE_HEIGHT, psm.getUnpackImageHeight() ); - return( GLU.GLU_OUT_OF_MEMORY ); - } - - if( dstImage != null ) { - switch( type ) { - case( GL.GL_UNSIGNED_BYTE ): - if( depth > 1 ) { - HalveImage.halveImage3D( cmpts, new ExtractUByte(), width, height, depth, - usersImage, dstImage, elementSize, - groupSize, rowSize, imageSize, myswapBytes ); - } else { - HalveImage.halveImage_ubyte( cmpts, width, height, usersImage, - dstImage, elementSize, rowSize, groupSize ); - } - break; - case( GL.GL_BYTE ): - if( depth > 1 ) { - HalveImage.halveImage3D( cmpts, new ExtractSByte(), width, height, depth, - usersImage, dstImage, elementSize, groupSize, rowSize, - imageSize, myswapBytes ); - } else { - HalveImage.halveImage_byte( cmpts, width, height, usersImage, - dstImage, elementSize, rowSize, groupSize ); - } - break; - case( GL.GL_UNSIGNED_SHORT ): - if( depth > 1 ) { - HalveImage.halveImage3D( cmpts, new ExtractUShort(), width, height, depth, - usersImage, dstImage, elementSize, groupSize, rowSize, - imageSize, myswapBytes ); - } else { - HalveImage.halveImage_ushort( cmpts, width, height, usersImage, - dstImage.asShortBuffer(), elementSize, rowSize, groupSize, myswapBytes ); - } - break; - case( GL.GL_SHORT ): - if( depth > 1 ) { - HalveImage.halveImage3D( cmpts, new ExtractSShort(), width, height, depth, - usersImage, dstImage, elementSize, groupSize, rowSize, - imageSize, myswapBytes ); - } else { - HalveImage.halveImage_short( cmpts, width, height, usersImage, - dstImage.asShortBuffer(), elementSize, rowSize, groupSize, myswapBytes ); - } - break; - case( GL.GL_UNSIGNED_INT ): - if( depth > 1 ) { - HalveImage.halveImage3D( cmpts, new ExtractUInt(), width, height, depth, - usersImage, dstImage, elementSize, groupSize, rowSize, - imageSize, myswapBytes ); - } else { - HalveImage.halveImage_uint( cmpts, width, height, usersImage, - dstImage.asIntBuffer(), elementSize, rowSize, groupSize, myswapBytes ); - } - break; - case( GL.GL_INT ): - if( depth > 1 ) { - HalveImage.halveImage3D( cmpts, new ExtractSInt(), width, height, depth, - usersImage, dstImage, elementSize, groupSize, rowSize, - imageSize, myswapBytes ); - } else { - HalveImage.halveImage_int( cmpts, width, height, usersImage, - dstImage.asIntBuffer(), elementSize, rowSize, groupSize, myswapBytes ); - } - break; - case( GL.GL_FLOAT ): - if( depth > 1 ) { - HalveImage.halveImage3D( cmpts, new ExtractFloat(), width, height, depth, - usersImage, dstImage, elementSize, groupSize, rowSize, - imageSize, myswapBytes ); - } else { - HalveImage.halveImage_float( cmpts, width, height, usersImage, - dstImage.asFloatBuffer(), elementSize, rowSize, groupSize, myswapBytes ); - } - break; - case( GL.GL_UNSIGNED_BYTE_3_3_2 ): - assert( format == GL.GL_RGB ); - HalveImage.halveImagePackedPixel3D( 3, new Extract332(), width, height, depth, usersImage, - dstImage, elementSize, rowSize, imageSize, myswapBytes ); - break; - case( GL.GL_UNSIGNED_BYTE_2_3_3_REV ): - assert( format == GL.GL_RGB ); - HalveImage.halveImagePackedPixel3D( 3, new Extract233rev(), width, height, depth, usersImage, - dstImage, elementSize, rowSize, imageSize, myswapBytes ); - break; - case( GL.GL_UNSIGNED_SHORT_5_6_5 ): - HalveImage.halveImagePackedPixel3D( 3, new Extract565(), width, height, depth, usersImage, - dstImage, elementSize, rowSize, imageSize, myswapBytes ); - break; - case( GL.GL_UNSIGNED_SHORT_5_6_5_REV ): - HalveImage.halveImagePackedPixel3D( 3, new Extract565rev(), width, height, depth, usersImage, - dstImage, elementSize, rowSize, imageSize, myswapBytes ); - break; - case( GL.GL_UNSIGNED_SHORT_4_4_4_4 ): - HalveImage.halveImagePackedPixel3D( 4, new Extract4444(), width, height, depth, usersImage, - dstImage, elementSize, rowSize, imageSize, myswapBytes ); - break; - case( GL.GL_UNSIGNED_SHORT_4_4_4_4_REV ): - HalveImage.halveImagePackedPixel3D( 4, new Extract4444rev(), width, height, depth, usersImage, - dstImage, elementSize, rowSize, imageSize, myswapBytes ); - break; - case( GL.GL_UNSIGNED_SHORT_5_5_5_1 ): - HalveImage.halveImagePackedPixel3D( 4, new Extract5551(), width, height, depth, usersImage, - dstImage, elementSize, rowSize, imageSize, myswapBytes ); - break; - case( GL.GL_UNSIGNED_SHORT_1_5_5_5_REV ): - HalveImage.halveImagePackedPixel3D( 4, new Extract1555rev(), width, height, depth, usersImage, - dstImage, elementSize, rowSize, imageSize, myswapBytes ); - break; - case( GL.GL_UNSIGNED_INT_8_8_8_8 ): - HalveImage.halveImagePackedPixel3D( 4, new Extract8888(), width, height, depth, usersImage, - dstImage, elementSize, rowSize, imageSize, myswapBytes ); - break; - case( GL.GL_UNSIGNED_INT_8_8_8_8_REV ): - HalveImage.halveImagePackedPixel3D( 4, new Extract8888rev(), width, height, depth, usersImage, - dstImage, elementSize, rowSize, imageSize, myswapBytes ); - break; - case( GL.GL_UNSIGNED_INT_10_10_10_2 ): - HalveImage.halveImagePackedPixel3D( 4, new Extract1010102(), width, height, depth, usersImage, - dstImage, elementSize, rowSize, imageSize, myswapBytes ); - break; - case( GL.GL_UNSIGNED_INT_2_10_10_10_REV ): - HalveImage.halveImagePackedPixel3D( 4, new Extract2101010rev(), width, height, depth, usersImage, - dstImage, elementSize, rowSize, imageSize, myswapBytes ); - break; - default: - assert( false ); - break; - } - } - newWidth = width / 2; - newHeight = height / 2; - newDepth = depth / 2; - // clamp to 1 - if( newWidth < 1 ) { - newWidth = 1; - } - if( newHeight < 1 ) { - newHeight = 1; - } - if( newDepth < 1 ) { - newDepth = 1; - } - - myswapBytes = false; - rowSize = newWidth * groupSize; - imageSize = rowSize * newHeight; - memReq = Mipmap.imageSize3D( newWidth, newHeight, newDepth, format, type ); - // swap srcImage and dstImage - tempImage = srcImage; - srcImage = dstImage; - dstImage = tempImage; - try { - switch( type ) { - case( GL.GL_UNSIGNED_BYTE ): - case( GL.GL_BYTE ): - case( GL.GL_UNSIGNED_SHORT ): - case( GL.GL_SHORT ): - case( GL.GL_UNSIGNED_INT ): - case( GL.GL_INT ): - case( GL.GL_FLOAT ): - case( GL.GL_UNSIGNED_BYTE_3_3_2 ): - case( GL.GL_UNSIGNED_BYTE_2_3_3_REV ): - case( GL.GL_UNSIGNED_SHORT_5_6_5 ): - case( GL.GL_UNSIGNED_SHORT_5_6_5_REV ): - case( GL.GL_UNSIGNED_SHORT_4_4_4_4 ): - case( GL.GL_UNSIGNED_SHORT_4_4_4_4_REV ): - case( GL.GL_UNSIGNED_SHORT_5_5_5_1 ): - case( GL.GL_UNSIGNED_SHORT_1_5_5_5_REV ): - case( GL.GL_UNSIGNED_INT_8_8_8_8 ): - case( GL.GL_UNSIGNED_INT_8_8_8_8_REV ): - case( GL.GL_UNSIGNED_INT_10_10_10_2 ): - case( GL.GL_UNSIGNED_INT_2_10_10_10_REV ): - dstImage = ByteBuffer.allocateDirect( memReq ).order( ByteOrder.nativeOrder() ); - break; - default: - return( GLU.GLU_INVALID_ENUM ); - } - } catch( OutOfMemoryError err ) { - gl.glPixelStorei( GL.GL_UNPACK_ALIGNMENT, psm.getUnpackAlignment() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_ROWS, psm.getUnpackSkipRows() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_PIXELS, psm.getUnpackSkipPixels() ); - gl.glPixelStorei( GL.GL_UNPACK_ROW_LENGTH, psm.getUnpackRowLength() ); - gl.glPixelStorei( GL.GL_UNPACK_SWAP_BYTES, psm.getUnpackSwapBytes() ? 1 : 0 ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_IMAGES, psm.getUnpackSkipImages() ); - gl.glPixelStorei( GL.GL_UNPACK_IMAGE_HEIGHT, psm.getUnpackImageHeight() ); - return( GLU.GLU_OUT_OF_MEMORY ); - } - - // level userLevel + 1 is in srcImage; level userLevel already saved - level = userLevel + 1; - } else { - memReq = Mipmap.imageSize3D( newWidth, newHeight, newDepth, format, type ); - try { - switch( type ) { - case( GL.GL_UNSIGNED_BYTE ): - case( GL.GL_BYTE ): - case( GL.GL_UNSIGNED_SHORT ): - case( GL.GL_SHORT ): - case( GL.GL_UNSIGNED_INT ): - case( GL.GL_INT ): - case( GL.GL_FLOAT ): - case( GL.GL_UNSIGNED_BYTE_3_3_2 ): - case( GL.GL_UNSIGNED_BYTE_2_3_3_REV ): - case( GL.GL_UNSIGNED_SHORT_5_6_5 ): - case( GL.GL_UNSIGNED_SHORT_5_6_5_REV ): - case( GL.GL_UNSIGNED_SHORT_4_4_4_4 ): - case( GL.GL_UNSIGNED_SHORT_4_4_4_4_REV ): - case( GL.GL_UNSIGNED_SHORT_5_5_5_1 ): - case( GL.GL_UNSIGNED_SHORT_1_5_5_5_REV ): - case( GL.GL_UNSIGNED_INT_8_8_8_8 ): - case( GL.GL_UNSIGNED_INT_8_8_8_8_REV ): - case( GL.GL_UNSIGNED_INT_10_10_10_2 ): - case( GL.GL_UNSIGNED_INT_2_10_10_10_REV ): - dstImage = ByteBuffer.allocateDirect( memReq ).order( ByteOrder.nativeOrder() ); - break; - default: - return( GLU.GLU_INVALID_ENUM ); - } - } catch( OutOfMemoryError err ) { - gl.glPixelStorei( GL.GL_UNPACK_ALIGNMENT, psm.getUnpackAlignment() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_ROWS, psm.getUnpackSkipRows() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_PIXELS, psm.getUnpackSkipPixels() ); - gl.glPixelStorei( GL.GL_UNPACK_ROW_LENGTH, psm.getUnpackRowLength() ); - gl.glPixelStorei( GL.GL_UNPACK_SWAP_BYTES, psm.getUnpackSwapBytes() ? 1 : 0 ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_IMAGES, psm.getUnpackSkipImages() ); - gl.glPixelStorei( GL.GL_UNPACK_IMAGE_HEIGHT, psm.getUnpackImageHeight() ); - return( GLU.GLU_OUT_OF_MEMORY ); - } - - ScaleInternal.gluScaleImage3D( gl, format, width, height, depth, type, - usersImage, newWidth, newHeight, newDepth, type, dstImage ); - - myswapBytes = false; - rowSize = newWidth * groupSize; - imageSize = rowSize * newHeight; - // swap dstImage and srcImage - tempImage = srcImage; - srcImage = dstImage; - dstImage = tempImage; - - if( levels != 0 ) { - int nextWidth = newWidth / 2; - int nextHeight = newHeight / 2; - int nextDepth = newDepth / 2; - if( nextWidth < 1 ) { - nextWidth = 1; - } - if( nextHeight < 1 ) { - nextHeight = 1; - } - if( nextDepth < 1 ) { - nextDepth = 1; - } - memReq = Mipmap.imageSize3D( nextWidth, nextHeight, nextDepth, format, type ); - try { - switch( type ) { - case( GL.GL_UNSIGNED_BYTE ): - case( GL.GL_BYTE ): - case( GL.GL_UNSIGNED_SHORT ): - case( GL.GL_SHORT ): - case( GL.GL_UNSIGNED_INT ): - case( GL.GL_INT ): - case( GL.GL_FLOAT ): - case( GL.GL_UNSIGNED_BYTE_3_3_2 ): - case( GL.GL_UNSIGNED_BYTE_2_3_3_REV ): - case( GL.GL_UNSIGNED_SHORT_5_6_5 ): - case( GL.GL_UNSIGNED_SHORT_5_6_5_REV ): - case( GL.GL_UNSIGNED_SHORT_4_4_4_4 ): - case( GL.GL_UNSIGNED_SHORT_4_4_4_4_REV ): - case( GL.GL_UNSIGNED_SHORT_5_5_5_1 ): - case( GL.GL_UNSIGNED_SHORT_1_5_5_5_REV ): - case( GL.GL_UNSIGNED_INT_8_8_8_8 ): - case( GL.GL_UNSIGNED_INT_8_8_8_8_REV ): - case( GL.GL_UNSIGNED_INT_10_10_10_2 ): - case( GL.GL_UNSIGNED_INT_2_10_10_10_REV ): - dstImage = ByteBuffer.allocateDirect( memReq ).order( ByteOrder.nativeOrder() ); - break; - default: - return( GLU.GLU_INVALID_ENUM ); - } - } catch( OutOfMemoryError err ) { - gl.glPixelStorei( GL.GL_UNPACK_ALIGNMENT, psm.getUnpackAlignment() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_ROWS, psm.getUnpackSkipRows() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_PIXELS, psm.getUnpackSkipPixels() ); - gl.glPixelStorei( GL.GL_UNPACK_ROW_LENGTH, psm.getUnpackRowLength() ); - gl.glPixelStorei( GL.GL_UNPACK_SWAP_BYTES, psm.getUnpackSwapBytes() ? 1 : 0 ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_IMAGES, psm.getUnpackSkipImages() ); - gl.glPixelStorei( GL.GL_UNPACK_IMAGE_HEIGHT, psm.getUnpackImageHeight() ); - return( GLU.GLU_OUT_OF_MEMORY ); - } - } - // level userLevel is in srcImage; nothing saved yet - level = userLevel; - } - - gl.glPixelStorei( GL.GL_UNPACK_SWAP_BYTES, GL.GL_FALSE ); - if( baseLevel <= level && level <= maxLevel ) { - usersImage.reset(); - gl.glTexImage3D( target, level, internalFormat, width, height, depth, - 0, format, type, usersImage ); - } - level++; - for( ; level <= levels; level++ ) { - switch( type ) { - case( GL.GL_UNSIGNED_BYTE ): - if( depth > 1 ) { - HalveImage.halveImage3D( cmpts, new ExtractUByte(), width, height, depth, - usersImage, dstImage, elementSize, groupSize, rowSize, - imageSize, myswapBytes ); - } else { - HalveImage.halveImage_ubyte( cmpts, width, height, usersImage, - dstImage, elementSize, rowSize, groupSize ); - } - break; - case( GL.GL_BYTE ): - if( depth > 1 ) { - HalveImage.halveImage3D( cmpts, new ExtractSByte(), width, height, depth, - usersImage, dstImage, elementSize, groupSize, rowSize, - imageSize, myswapBytes ); - } else { - HalveImage.halveImage_byte( cmpts, width, height, usersImage, - dstImage, elementSize, rowSize, groupSize ); - } - break; - case( GL.GL_UNSIGNED_SHORT ): - if( depth > 1 ) { - HalveImage.halveImage3D( cmpts, new ExtractUShort(), width, height, depth, - usersImage, dstImage, elementSize, groupSize, rowSize, - imageSize, myswapBytes ); - } else { - HalveImage.halveImage_ushort( cmpts, width, height, usersImage, - dstImage.asShortBuffer(), elementSize, rowSize, groupSize, myswapBytes ); - } - break; - case( GL.GL_SHORT ): - if( depth > 1 ) { - HalveImage.halveImage3D( cmpts, new ExtractSShort(), width, height, depth, - usersImage, dstImage, elementSize, groupSize, rowSize, - imageSize, myswapBytes ); - } else { - HalveImage.halveImage_short( cmpts, width, height, usersImage, - dstImage.asShortBuffer(), elementSize, rowSize, groupSize, myswapBytes ); - } - break; - case( GL.GL_UNSIGNED_INT ): - if( depth > 1 ) { - HalveImage.halveImage3D( cmpts, new ExtractUInt(), width, height, depth, - usersImage, dstImage, elementSize, groupSize, rowSize, - imageSize, myswapBytes ); - } else { - HalveImage.halveImage_uint( cmpts, width, height, usersImage, - dstImage.asIntBuffer(), elementSize, rowSize, groupSize, myswapBytes ); - } - break; - case( GL.GL_INT ): - if( depth > 1 ) { - HalveImage.halveImage3D( cmpts, new ExtractSInt(), width, height, depth, - usersImage, dstImage, elementSize, groupSize, rowSize, - imageSize, myswapBytes ); - } else { - HalveImage.halveImage_int( cmpts, width, height, usersImage, - dstImage.asIntBuffer(), elementSize, rowSize, groupSize, myswapBytes ); - } - break; - case( GL.GL_FLOAT ): - if( depth > 1 ) { - HalveImage.halveImage3D( cmpts, new ExtractFloat(), width, height, depth, - usersImage, dstImage, elementSize, groupSize, rowSize, - imageSize, myswapBytes ); - } else { - HalveImage.halveImage_float( cmpts, width, height, usersImage, - dstImage.asFloatBuffer(), elementSize, rowSize, groupSize, myswapBytes ); - } - break; - case( GL.GL_UNSIGNED_BYTE_3_3_2 ): - HalveImage.halveImagePackedPixel3D( 3, new Extract332(), width, height, depth, usersImage, - dstImage, elementSize, rowSize, imageSize, myswapBytes ); - break; - case( GL.GL_UNSIGNED_BYTE_2_3_3_REV ): - HalveImage.halveImagePackedPixel3D( 3, new Extract233rev(), width, height, depth, usersImage, - dstImage, elementSize, rowSize, imageSize, myswapBytes ); - break; - case( GL.GL_UNSIGNED_SHORT_5_6_5 ): - HalveImage.halveImagePackedPixel3D( 3, new Extract565(), width, height, depth, usersImage, - dstImage, elementSize, rowSize, imageSize, myswapBytes ); - break; - case( GL.GL_UNSIGNED_SHORT_5_6_5_REV ): - HalveImage.halveImagePackedPixel3D( 3, new Extract565rev(), width, height, depth, usersImage, - dstImage, elementSize, rowSize, imageSize, myswapBytes ); - break; - case( GL.GL_UNSIGNED_SHORT_4_4_4_4 ): - HalveImage.halveImagePackedPixel3D( 4, new Extract4444(), width, height, depth, usersImage, - dstImage, elementSize, rowSize, imageSize, myswapBytes ); - break; - case( GL.GL_UNSIGNED_SHORT_4_4_4_4_REV ): - HalveImage.halveImagePackedPixel3D( 4, new Extract4444rev(), width, height, depth, usersImage, - dstImage, elementSize, rowSize, imageSize, myswapBytes ); - break; - case( GL.GL_UNSIGNED_SHORT_5_5_5_1 ): - HalveImage.halveImagePackedPixel3D( 4, new Extract5551(), width, height, depth, usersImage, - dstImage, elementSize, rowSize, imageSize, myswapBytes ); - break; - case( GL.GL_UNSIGNED_SHORT_1_5_5_5_REV ): - HalveImage.halveImagePackedPixel3D( 4, new Extract1555rev(), width, height, depth, usersImage, - dstImage, elementSize, rowSize, imageSize, myswapBytes ); - break; - case( GL.GL_UNSIGNED_INT_8_8_8_8 ): - HalveImage.halveImagePackedPixel3D( 4, new Extract8888(), width, height, depth, usersImage, - dstImage, elementSize, rowSize, imageSize, myswapBytes ); - break; - case( GL.GL_UNSIGNED_INT_8_8_8_8_REV ): - HalveImage.halveImagePackedPixel3D( 4, new Extract8888rev(), width, height, depth, usersImage, - dstImage, elementSize, rowSize, imageSize, myswapBytes ); - break; - case( GL.GL_UNSIGNED_INT_10_10_10_2 ): - HalveImage.halveImagePackedPixel3D( 4, new Extract1010102(), width, height, depth, usersImage, - dstImage, elementSize, rowSize, imageSize, myswapBytes ); - break; - case( GL.GL_UNSIGNED_INT_2_10_10_10_REV ): - HalveImage.halveImagePackedPixel3D( 4, new Extract2101010rev(), width, height, depth, usersImage, - dstImage, elementSize, rowSize, imageSize, myswapBytes ); - break; - default: - assert( false ); - break; - } - - tempImage = srcImage; - srcImage = dstImage; - dstImage = tempImage; - - if( newWidth > 1 ) { - newWidth /= 2; - rowSize /= 2; - } - if( newHeight > 1 ) { - newHeight /= 2; - imageSize = rowSize * newHeight; - } - if( newDepth > 1 ) { - newDepth /= 2; - } - if( baseLevel <= level && level <= maxLevel ) { - usersImage.reset(); - gl.glTexImage3D( target, level, internalFormat, width, height, depth, - 0, format, type, usersImage ); - } - } - gl.glPixelStorei( GL.GL_UNPACK_ALIGNMENT, psm.getUnpackAlignment() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_ROWS, psm.getUnpackSkipRows() ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_PIXELS, psm.getUnpackSkipPixels() ); - gl.glPixelStorei( GL.GL_UNPACK_ROW_LENGTH, psm.getUnpackRowLength() ); - gl.glPixelStorei( GL.GL_UNPACK_SWAP_BYTES, psm.getUnpackSwapBytes() ? 1 : 0 ); - gl.glPixelStorei( GL.GL_UNPACK_SKIP_IMAGES, psm.getUnpackSkipImages() ); - gl.glPixelStorei( GL.GL_UNPACK_IMAGE_HEIGHT, psm.getUnpackImageHeight() ); - return( 0 ); - } -} |