| /* |
| * Copyright (c) 2000, 2008, Oracle and/or its affiliates. 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. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| #ifndef ByteGray_h_Included |
| #define ByteGray_h_Included |
| |
| #include "IntDcm.h" |
| |
| /* |
| * This file contains macro and type definitions used by the macros in |
| * LoopMacros.h to manipulate a surface of type "ByteGray". |
| */ |
| |
| typedef jubyte ByteGrayPixelType; |
| typedef jubyte ByteGrayDataType; |
| |
| #define ByteGrayIsOpaque 1 |
| |
| #define ByteGrayPixelStride 1 |
| #define ByteGrayBitsPerPixel 8 |
| |
| #define DeclareByteGrayLoadVars(PREFIX) |
| #define DeclareByteGrayStoreVars(PREFIX) |
| #define SetByteGrayStoreVarsYPos(PREFIX, pRasInfo, y) |
| #define SetByteGrayStoreVarsXPos(PREFIX, pRasInfo, x) |
| #define InitByteGrayLoadVars(PREFIX, pRasInfo) |
| #define InitByteGrayStoreVarsY(PREFIX, pRasInfo) |
| #define InitByteGrayStoreVarsX(PREFIX, pRasInfo) |
| #define NextByteGrayStoreVarsX(PREFIX) |
| #define NextByteGrayStoreVarsY(PREFIX) |
| #define DeclareByteGrayPixelData(PREFIX) |
| #define ExtractByteGrayPixelData(PIXEL, PREFIX) |
| |
| #define ByteGrayXparLutEntry -1 |
| #define ByteGrayIsXparLutEntry(pix) (pix < 0) |
| #define StoreByteGrayNonXparFromArgb StoreByteGrayFrom1IntArgb |
| |
| |
| #define ComposeByteGrayFrom3ByteRgb(r, g, b) \ |
| (ByteGrayDataType)(((77*(r)) + (150*(g)) + (29*(b)) + 128) / 256) |
| |
| |
| #define StoreByteGrayPixel(pRas, x, pixel) \ |
| ((pRas)[x] = (jubyte) (pixel)) |
| |
| #define StoreByteGrayPixelData(pPix, x, pixel, PREFIX) \ |
| StoreByteGrayPixel(pPix, x, pixel) |
| |
| #define ByteGrayPixelFromArgb(pixel, rgb, pRasInfo) \ |
| do { \ |
| jint r, g, b; \ |
| ExtractIntDcmComponentsX123(rgb, r, g, b); \ |
| (pixel) = ComposeByteGrayFrom3ByteRgb(r, g, b); \ |
| } while (0) |
| |
| |
| #define LoadByteGrayTo1IntRgb(pRas, PREFIX, x, rgb) \ |
| do { \ |
| int gray = (pRas)[x]; \ |
| (rgb) = (((gray << 8) | gray) << 8) | gray; \ |
| } while (0) |
| |
| #define LoadByteGrayTo1IntArgb(pRas, PREFIX, x, argb) \ |
| do { \ |
| int gray = (pRas)[x]; \ |
| (argb) = (((((0xff << 8) | gray) << 8) | gray) << 8) | gray; \ |
| } while (0) |
| |
| #define LoadByteGrayTo3ByteRgb(pRas, PREFIX, x, r, g, b) \ |
| ((r) = (g) = (b) = (pRas)[x]) |
| |
| #define LoadByteGrayTo4ByteArgb(pRas, PREFIX, x, a, r, g, b) \ |
| do { \ |
| LoadByteGrayTo3ByteRgb(pRas, PREFIX, x, r, g, b); \ |
| (a) = 0xff; \ |
| } while (0) |
| |
| #define LoadByteGrayTo1ByteGray(pRas, PREFIX, x, gray) \ |
| (gray) = (pRas)[x] |
| |
| #define StoreByteGrayFrom1IntRgb(pRas, PREFIX, x, rgb) \ |
| do { \ |
| int r, g, b; \ |
| ExtractIntDcmComponentsX123(rgb, r, g, b); \ |
| StoreByteGrayFrom3ByteRgb(pRas, PREFIX, x, r, g, b); \ |
| } while (0) |
| |
| #define StoreByteGrayFrom1IntArgb(pRas, PREFIX, x, argb) \ |
| StoreByteGrayFrom1IntRgb(pRas, PREFIX, x, argb) |
| |
| #define StoreByteGrayFrom3ByteRgb(pRas, PREFIX, x, r, g, b) \ |
| (pRas)[x] = ComposeByteGrayFrom3ByteRgb(r, g, b) |
| |
| #define StoreByteGrayFrom4ByteArgb(pRas, PREFIX, x, a, r, g, b) \ |
| StoreByteGrayFrom3ByteRgb(pRas, PREFIX, x, r, g, b) |
| |
| #define StoreByteGrayFrom1ByteGray(pRas, PREFIX, x, gray) \ |
| StoreByteGrayPixel(pRas, x, gray) |
| |
| #define CopyByteGrayToIntArgbPre(pRGB, i, PREFIX, pRow, x) \ |
| LoadByteGrayTo1IntArgb(pRow, PREFIX, x, pRGB[i]) |
| |
| |
| #define DeclareByteGrayAlphaLoadData(PREFIX) |
| #define InitByteGrayAlphaLoadData(PREFIX, pRasInfo) |
| |
| #define LoadAlphaFromByteGrayFor1ByteGray(pRas, PREFIX, COMP_PREFIX) \ |
| COMP_PREFIX ## A = 0xff |
| |
| #define Postload1ByteGrayFromByteGray(pRas, PREFIX, COMP_PREFIX) \ |
| COMP_PREFIX ## G = pRas[0] |
| |
| |
| #define ByteGrayIsPremultiplied 0 |
| |
| #define DeclareByteGrayBlendFillVars(PREFIX) \ |
| jubyte PREFIX; |
| |
| #define ClearByteGrayBlendFillVars(PREFIX, argb) \ |
| PREFIX = 0 |
| |
| #define InitByteGrayBlendFillVarsNonPre(PREFIX, argb, COMP_PREFIX) \ |
| PREFIX = (jubyte) COMP_PREFIX ## G |
| |
| #define InitByteGrayBlendFillVarsPre(PREFIX, argb, COMP_PREFIX) |
| |
| #define StoreByteGrayBlendFill(pRas, PREFIX, x, argb, COMP_PREFIX) \ |
| (pRas)[x] = PREFIX |
| |
| #define StoreByteGrayFrom1ByteGrayComps(pRas, PREFIX, x, COMP_PREFIX) \ |
| StoreByteGrayPixel(pRas, x, COMP_PREFIX ## G) |
| |
| #endif /* ByteGray_h_Included */ |