1 /* 2 * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 #ifndef IntArgbPre_h_Included 27 #define IntArgbPre_h_Included 28 29 #include "IntDcm.h" 30 31 /* 32 * This file contains macro and type definitions used by the macros in 33 * LoopMacros.h to manipulate a surface of type "IntArgbPre". 34 */ 35 36 typedef jint IntArgbPrePixelType; 37 typedef jint IntArgbPreDataType; 38 39 #define IntArgbPreIsOpaque 0 40 41 #define IntArgbPrePixelStride 4 42 43 #define DeclareIntArgbPreLoadVars(PREFIX) 44 #define DeclareIntArgbPreStoreVars(PREFIX) 45 #define InitIntArgbPreLoadVars(PREFIX, pRasInfo) 46 #define SetIntArgbPreStoreVarsYPos(PREFIX, pRasInfo, y) 47 #define SetIntArgbPreStoreVarsXPos(PREFIX, pRasInfo, x) 48 #define InitIntArgbPreStoreVarsY(PREFIX, pRasInfo) 49 #define InitIntArgbPreStoreVarsX(PREFIX, pRasInfo) 50 #define NextIntArgbPreStoreVarsX(PREFIX) 51 #define NextIntArgbPreStoreVarsY(PREFIX) 52 53 54 #define IntArgbPrePixelFromArgb(pixel, rgb, pRasInfo) \ 55 do { \ 56 if ((((rgb) >> 24) + 1) == 0) { \ 57 (pixel) = (rgb); \ 58 } else { \ 59 jint a, r, g, b; \ 60 ExtractIntDcmComponents1234(rgb, a, r, g, b); \ 61 r = MUL8(a, r); \ 62 g = MUL8(a, g); \ 63 b = MUL8(a, b); \ 64 (pixel) = ComposeIntDcmComponents1234(a, r, g, b); \ 65 } \ 66 } while (0) 67 68 #define StoreIntArgbPrePixel(pRas, x, pixel) \ 69 (pRas)[x] = (pixel) 70 71 #define DeclareIntArgbPrePixelData(PREFIX) 72 73 #define ExtractIntArgbPrePixelData(PIXEL, PREFIX) 74 75 #define StoreIntArgbPrePixelData(pPix, x, pixel, PREFIX) \ 76 (pPix)[x] = (pixel) 77 78 79 /* 80 * REMIND: we delegate to the ...To1IntArgb macro here, although it does 81 * slightly more work (may pack the alpha value into the RGB result) 82 */ 83 #define LoadIntArgbPreTo1IntRgb(pRas, PREFIX, x, rgb) \ 84 LoadIntArgbPreTo1IntArgb(pRas, PREFIX, x, rgb) 85 86 #define LoadIntArgbPreTo1IntArgb(pRas, PREFIX, x, argb) \ 87 do { \ 88 jint pixel = (pRas)[x]; \ 89 jint a = ((juint) pixel) >> 24; \ 90 if ((a == 0xff) || (a == 0)) { \ 91 (argb) = pixel; \ 92 } else { \ 93 jint r, g, b; \ 94 ExtractIntDcmComponentsX123(pixel, r, g, b); \ 95 r = DIV8(r, a); \ 96 g = DIV8(g, a); \ 97 b = DIV8(b, a); \ 98 (argb) = ComposeIntDcmComponents1234(a, r, g, b); \ 99 } \ 100 } while (0) 101 102 #define LoadIntArgbPreTo3ByteRgb(pRas, PREFIX, x, r, g, b) \ 103 do { \ 104 jint a; \ 105 LoadIntArgbPreTo4ByteArgb(pRas, PREFIX, x, a, r, g, b); \ 106 } while (0) 107 108 #define LoadIntArgbPreTo4ByteArgb(pRas, PREFIX, x, a, r, g, b) \ 109 do { \ 110 jint pixel = (pRas)[x]; \ 111 ExtractIntDcmComponents1234(pixel, a, r, g, b); \ 112 if (((a) != 0xff) && ((a) != 0)) { \ 113 (r) = DIV8(r, a); \ 114 (g) = DIV8(g, a); \ 115 (b) = DIV8(b, a); \ 116 } \ 117 } while (0) 118 119 #define StoreIntArgbPreFrom1IntRgb(pRas, PREFIX, x, rgb) \ 120 (pRas)[x] = 0xff000000 | (rgb) 121 122 #define StoreIntArgbPreFrom1IntArgb(pRas, PREFIX, x, argb) \ 123 do { \ 124 if ((((argb) >> 24) + 1) == 0) { \ 125 (pRas)[x] = (argb); \ 126 } else { \ 127 jint a, r, g, b; \ 128 ExtractIntDcmComponents1234(argb, a, r, g, b); \ 129 r = MUL8(a, r); \ 130 g = MUL8(a, g); \ 131 b = MUL8(a, b); \ 132 (pRas)[x] = ComposeIntDcmComponents1234(a, r, g, b); \ 133 } \ 134 } while (0) 135 136 #define StoreIntArgbPreFrom3ByteRgb(pRas, PREFIX, x, r, g, b) \ 137 (pRas)[x] = ComposeIntDcmComponents1234(0xff, r, g, b) 138 139 #define StoreIntArgbPreFrom4ByteArgb(pRas, PREFIX, x, a, r, g, b) \ 140 do { \ 141 if ((a) != 0xff) { \ 142 (r) = MUL8(a, r); \ 143 (g) = MUL8(a, g); \ 144 (b) = MUL8(a, b); \ 145 } \ 146 (pRas)[x] = ComposeIntDcmComponents1234(a, r, g, b); \ 147 } while (0) 148 149 #define CopyIntArgbPreToIntArgbPre(pRGB, i, PREFIX, pRow, x) \ 150 (pRGB)[i] = (pRow)[x] 151 152 153 #define DeclareIntArgbPreAlphaLoadData(PREFIX) \ 154 jint PREFIX; 155 156 #define InitIntArgbPreAlphaLoadData(PREFIX, pRasInfo) \ 157 PREFIX = 0 158 159 #define LoadAlphaFromIntArgbPreFor4ByteArgb(pRas, PREFIX, COMP_PREFIX) \ 160 do { \ 161 PREFIX = (pRas)[0]; \ 162 COMP_PREFIX ## A = ((juint) PREFIX) >> 24; \ 163 } while (0) 164 165 #define LoadAlphaFromIntArgbPreFor1ByteGray(pRas, PREFIX, COMP_PREFIX) \ 166 LoadAlphaFromIntArgbPreFor4ByteArgb(pRas, PREFIX, COMP_PREFIX) 167 168 #define LoadAlphaFromIntArgbPreFor1ShortGray(pRas, PREFIX, COMP_PREFIX) \ 169 do { \ 170 LoadAlphaFromIntArgbFor4ByteArgb(pRas, PREFIX, COMP_PREFIX); \ 171 COMP_PREFIX ## A = (COMP_PREFIX ## A << 8) + COMP_PREFIX ## A; \ 172 } while (0) 173 174 #define Postload4ByteArgbFromIntArgbPre(pRas, PREFIX, COMP_PREFIX) \ 175 do { \ 176 ExtractIntDcmComponentsX123(PREFIX, COMP_PREFIX ## R, \ 177 COMP_PREFIX ## G, COMP_PREFIX ## B); \ 178 } while (0) 179 180 #define Postload1ByteGrayFromIntArgbPre(pRas, PREFIX, COMP_PREFIX) \ 181 do { \ 182 int r, g, b; \ 183 ExtractIntDcmComponentsX123(PREFIX, r, g, b); \ 184 COMP_PREFIX ## G = ComposeByteGrayFrom3ByteRgb(r, g, b); \ 185 } while (0) 186 187 #define Postload1ShortGrayFromIntArgbPre(pRas, PREFIX, COMP_PREFIX) \ 188 do { \ 189 int r, g, b; \ 190 ExtractIntDcmComponentsX123(PREFIX, r, g, b); \ 191 COMP_PREFIX ## G = ComposeUshortGrayFrom3ByteRgb(r, g, b); \ 192 } while (0) 193 194 195 #define IntArgbPreIsPremultiplied 1 196 197 #define DeclareIntArgbPreBlendFillVars(PREFIX) 198 199 #define ClearIntArgbPreBlendFillVars(PREFIX, argb) \ 200 argb = 0 201 202 #define InitIntArgbPreBlendFillVarsNonPre(PREFIX, argb, COMP_PREFIX) 203 204 #define InitIntArgbPreBlendFillVarsPre(PREFIX, argb, COMP_PREFIX) \ 205 argb = ComposeIntDcmComponents1234(COMP_PREFIX ## A, \ 206 COMP_PREFIX ## R, \ 207 COMP_PREFIX ## G, \ 208 COMP_PREFIX ## B) 209 210 #define StoreIntArgbPreBlendFill(pRas, PREFIX, x, argb, COMP_PREFIX) \ 211 (pRas)[x] = (argb) 212 213 #define StoreIntArgbPreFrom4ByteArgbComps(pRas, PREFIX, x, COMP_PREFIX) \ 214 (pRas)[x] = ComposeIntDcmComponents1234(COMP_PREFIX ## A, \ 215 COMP_PREFIX ## R, \ 216 COMP_PREFIX ## G, \ 217 COMP_PREFIX ## B) 218 219 #endif /* IntArgbPre_h_Included */