| /* |
| * Copyright 1996 Sun Microsystems, Inc. All Rights Reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Sun designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Sun in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| * CA 95054 USA or visit www.sun.com if you need additional information or |
| * have any questions. |
| */ |
| |
| /* |
| * This file contains macro definitions for the Alpha category of the |
| * macros used by the generic scaleloop function. |
| * |
| * This implementation of the Alpha macros will ignore all alpha |
| * information. It also provides an empty expansion of the IfAlpha |
| * macro which keeps the other macro sets in the image package from |
| * wasting time and space on code to fetch or store the alpha |
| * information. This file is only applicable when the incoming |
| * data is known to be entirely opaque and there is not yet any |
| * image mask or alpha buffer associated with the output data. |
| */ |
| |
| /* |
| * The macro IfAlpha is used by the varous pixel conversion macros |
| * to conditionally compile code that is only needed if alpha values |
| * are going to be used. |
| */ |
| #define IfAlpha(statements) /* Omit alpha handling code */ |
| |
| #define DeclareAlphaVars |
| |
| #define InitAlpha(cvdata, dstY, dstX1, dstX2) \ |
| do {} while (0) |
| |
| #define StartAlphaRow(cvdata, DSTX1, DSTY) \ |
| do {} while (0) |
| |
| #define ApplyAlpha(cvdata, dstX, dstY, alpha) \ |
| do {} while (0) |
| |
| #define EndMaskLine() \ |
| do {} while (0) |