J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2000-2006 Sun Microsystems, Inc. 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. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | #ifndef ByteIndexed_h_Included |
| 27 | #define ByteIndexed_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 "ByteIndexed". |
| 34 | */ |
| 35 | |
| 36 | typedef jubyte ByteIndexedPixelType; |
| 37 | typedef jubyte ByteIndexedDataType; |
| 38 | |
| 39 | #define ByteIndexedPixelStride 1 |
| 40 | #define ByteIndexedBitsPerPixel 8 |
| 41 | |
| 42 | #define DeclareByteIndexedLoadVars(PREFIX) \ |
| 43 | jint *PREFIX ## Lut; |
| 44 | |
| 45 | #define DeclareByteIndexedStoreVars(PREFIX) \ |
| 46 | int PREFIX ## XDither, PREFIX ## YDither; \ |
| 47 | char *PREFIX ## rerr, *PREFIX ## gerr, *PREFIX ## berr; \ |
| 48 | unsigned char *PREFIX ## InvLut; |
| 49 | |
| 50 | #define SetByteIndexedStoreVarsYPos(PREFIX, pRasInfo, LOC) \ |
| 51 | do { \ |
| 52 | PREFIX ## YDither = ((LOC & 7) << 3); \ |
| 53 | } while (0) |
| 54 | |
| 55 | #define SetByteIndexedStoreVarsXPos(PREFIX, pRasInfo, LOC) \ |
| 56 | do { \ |
| 57 | PREFIX ## rerr = (pRasInfo)->redErrTable + PREFIX ## YDither; \ |
| 58 | PREFIX ## gerr = (pRasInfo)->grnErrTable + PREFIX ## YDither; \ |
| 59 | PREFIX ## berr = (pRasInfo)->bluErrTable + PREFIX ## YDither; \ |
| 60 | PREFIX ## XDither = (LOC & 7); \ |
| 61 | } while (0) |
| 62 | |
| 63 | #define InitByteIndexedLoadVars(PREFIX, pRasInfo) \ |
| 64 | PREFIX ## Lut = (pRasInfo)->lutBase |
| 65 | |
| 66 | /* REMIND Could collapse Init..Store..X and Init..Store..Y into one Init |
| 67 | * and factor out the Set.. macros. |
| 68 | */ |
| 69 | #define InitByteIndexedStoreVarsY(PREFIX, pRasInfo) \ |
| 70 | do { \ |
| 71 | SetByteIndexedStoreVarsYPos(PREFIX, pRasInfo, (pRasInfo)->bounds.y1); \ |
| 72 | PREFIX ## InvLut = (pRasInfo)->invColorTable; \ |
| 73 | } while (0) |
| 74 | |
| 75 | #define InitByteIndexedStoreVarsX(PREFIX, pRasInfo) \ |
| 76 | SetByteIndexedStoreVarsXPos(PREFIX, pRasInfo, (pRasInfo)->bounds.x1); |
| 77 | |
| 78 | |
| 79 | #define NextByteIndexedStoreVarsX(PREFIX) \ |
| 80 | PREFIX ## XDither = (PREFIX ## XDither + 1) & 7 |
| 81 | |
| 82 | #define NextByteIndexedStoreVarsY(PREFIX) \ |
| 83 | PREFIX ## YDither = (PREFIX ## YDither + (1 << 3)) & (7 << 3) |
| 84 | |
| 85 | typedef jubyte ByteIndexedBmPixelType; |
| 86 | typedef jubyte ByteIndexedBmDataType; |
| 87 | |
| 88 | #define ByteIndexedBmPixelStride 1 |
| 89 | #define ByteIndexedBmBitsPerPixel 8 |
| 90 | |
| 91 | #define DeclareByteIndexedBmLoadVars DeclareByteIndexedLoadVars |
| 92 | #define DeclareByteIndexedBmStoreVars DeclareByteIndexedStoreVars |
| 93 | #define InitByteIndexedBmLoadVars InitByteIndexedLoadVars |
| 94 | #define InitByteIndexedBmStoreVarsY InitByteIndexedStoreVarsY |
| 95 | #define InitByteIndexedBmStoreVarsX InitByteIndexedStoreVarsX |
| 96 | #define NextByteIndexedBmStoreVarsX NextByteIndexedStoreVarsX |
| 97 | #define NextByteIndexedBmStoreVarsY NextByteIndexedStoreVarsY |
| 98 | |
| 99 | #define LoadByteIndexedBmTo1IntArgb LoadByteIndexedTo1IntArgb |
| 100 | |
| 101 | #define CopyByteIndexedBmToIntArgbPre(pRGB, i, PREFIX, pRow, x) \ |
| 102 | do { \ |
| 103 | jint argb = PREFIX ## Lut[pRow[x]]; \ |
| 104 | (pRGB)[i] = argb & (argb >> 24); \ |
| 105 | } while (0) |
| 106 | |
| 107 | |
| 108 | #define ByteIndexedXparLutEntry -1 |
| 109 | #define ByteIndexedIsXparLutEntry(pix) (pix < 0) |
| 110 | #define StoreByteIndexedNonXparFromArgb StoreByteIndexedFrom1IntArgb |
| 111 | |
| 112 | #define StoreByteIndexedPixel(pRas, x, pixel) \ |
| 113 | ((pRas)[x] = (jubyte) (pixel)) |
| 114 | |
| 115 | #define DeclareByteIndexedPixelData(PREFIX) |
| 116 | #define ExtractByteIndexedPixelData(PIXEL, PREFIX) |
| 117 | |
| 118 | #define StoreByteIndexedPixelData(pPix, x, pixel, PREFIX) \ |
| 119 | (pPix)[x] = (jubyte) (pixel) |
| 120 | |
| 121 | #define ByteIndexedPixelFromArgb(pixel, rgb, pRasInfo) \ |
| 122 | do { \ |
| 123 | jint r, g, b; \ |
| 124 | ExtractIntDcmComponentsX123(rgb, r, g, b); \ |
| 125 | (pixel) = SurfaceData_InvColorMap((pRasInfo)->invColorTable, \ |
| 126 | r, g, b); \ |
| 127 | } while (0) |
| 128 | |
| 129 | #define LoadByteIndexedTo1IntRgb(pRas, PREFIX, x, rgb) \ |
| 130 | (rgb) = PREFIX ## Lut[pRas[x]] |
| 131 | |
| 132 | #define LoadByteIndexedTo1IntArgb(pRas, PREFIX, x, argb) \ |
| 133 | (argb) = PREFIX ## Lut[pRas[x]] |
| 134 | |
| 135 | #define LoadByteIndexedTo3ByteRgb(pRas, PREFIX, x, r, g, b) \ |
| 136 | do { \ |
| 137 | jint rgb = PREFIX ## Lut[pRas[x]]; \ |
| 138 | ExtractIntDcmComponentsX123(rgb, r, g, b); \ |
| 139 | } while (0) |
| 140 | |
| 141 | #define LoadByteIndexedTo4ByteArgb(pRas, PREFIX, x, a, r, g, b) \ |
| 142 | do { \ |
| 143 | jint argb = PREFIX ## Lut[pRas[x]]; \ |
| 144 | ExtractIntDcmComponents1234(argb, a, r, g, b); \ |
| 145 | } while (0) |
| 146 | |
| 147 | #define ByteClamp1Component(X) \ |
| 148 | do { if (((X) >> 8) != 0) {X = (~(X >> 31)) & 255; } } while (0) |
| 149 | |
| 150 | #define ByteClamp3Components(R, G, B) \ |
| 151 | do { \ |
| 152 | if (((R|G|B) >> 8) != 0) { \ |
| 153 | ByteClamp1Component(R); \ |
| 154 | ByteClamp1Component(G); \ |
| 155 | ByteClamp1Component(B); \ |
| 156 | } \ |
| 157 | } while (0) |
| 158 | |
| 159 | #define StoreByteIndexedFrom1IntRgb(pRas, PREFIX, x, rgb) \ |
| 160 | do { \ |
| 161 | int r, g, b; \ |
| 162 | ExtractIntDcmComponentsX123(rgb, r, g, b); \ |
| 163 | StoreByteIndexedFrom3ByteRgb(pRas, PREFIX, x, r, g, b); \ |
| 164 | } while (0) |
| 165 | |
| 166 | #define StoreByteIndexedFrom1IntArgb(pRas, PREFIX, x, argb) \ |
| 167 | StoreByteIndexedFrom1IntRgb(pRas, PREFIX, x, argb) |
| 168 | |
| 169 | #define StoreByteIndexedFrom3ByteRgb(pRas, PREFIX, x, r, g, b) \ |
| 170 | do { \ |
| 171 | r += PREFIX ## rerr[PREFIX ## XDither]; \ |
| 172 | g += PREFIX ## gerr[PREFIX ## XDither]; \ |
| 173 | b += PREFIX ## berr[PREFIX ## XDither]; \ |
| 174 | ByteClamp3Components(r, g, b); \ |
| 175 | (pRas)[x] = SurfaceData_InvColorMap(PREFIX ## InvLut, r, g, b); \ |
| 176 | } while (0) |
| 177 | |
| 178 | #define StoreByteIndexedFrom4ByteArgb(pRas, PREFIX, x, a, r, g, b) \ |
| 179 | StoreByteIndexedFrom3ByteRgb(pRas, PREFIX, x, r, g, b) |
| 180 | |
| 181 | #define CopyByteIndexedToIntArgbPre(pRGB, i, PREFIX, pRow, x) \ |
| 182 | do { \ |
| 183 | jint argb = PREFIX ## Lut[pRow[x]]; \ |
| 184 | jint a = URShift(argb, 24); \ |
| 185 | if (a == 0) { \ |
| 186 | argb = 0; \ |
| 187 | } else if (a < 0xff) { \ |
| 188 | jint r = (argb >> 16) & 0xff; \ |
| 189 | jint g = (argb >> 8) & 0xff; \ |
| 190 | jint b = (argb ) & 0xff; \ |
| 191 | r = MUL8(a, r); \ |
| 192 | g = MUL8(a, g); \ |
| 193 | b = MUL8(a, b); \ |
| 194 | argb = ComposeIntDcmComponents1234(a, r, g, b); \ |
| 195 | } \ |
| 196 | (pRGB)[i] = argb; \ |
| 197 | } while (0) |
| 198 | |
| 199 | |
| 200 | #define DeclareByteIndexedAlphaLoadData(PREFIX) \ |
| 201 | jint *PREFIX ## Lut; \ |
| 202 | jint PREFIX ## rgb; |
| 203 | |
| 204 | #define InitByteIndexedAlphaLoadData(PREFIX, pRasInfo) \ |
| 205 | PREFIX ## Lut = (pRasInfo)->lutBase |
| 206 | |
| 207 | #define LoadAlphaFromByteIndexedFor4ByteArgb(pRas, PREFIX, COMP_PREFIX) \ |
| 208 | do { \ |
| 209 | PREFIX ## rgb = PREFIX ## Lut[(pRas)[0]]; \ |
| 210 | COMP_PREFIX ## A = ((juint) PREFIX ## rgb) >> 24; \ |
| 211 | } while (0) |
| 212 | |
| 213 | #define Postload4ByteArgbFromByteIndexed(pRas, PREFIX, COMP_PREFIX) \ |
| 214 | do { \ |
| 215 | COMP_PREFIX ## R = (PREFIX ## rgb >> 16) & 0xff; \ |
| 216 | COMP_PREFIX ## G = (PREFIX ## rgb >> 8) & 0xff; \ |
| 217 | COMP_PREFIX ## B = (PREFIX ## rgb >> 0) & 0xff; \ |
| 218 | } while (0) |
| 219 | |
| 220 | |
| 221 | #define ByteIndexedIsPremultiplied 0 |
| 222 | |
| 223 | #define StoreByteIndexedFrom4ByteArgbComps(pRas, PREFIX, x, COMP_PREFIX) \ |
| 224 | StoreByteIndexedFrom4ByteArgb(pRas, PREFIX, x, \ |
| 225 | COMP_PREFIX ## A, COMP_PREFIX ## R, \ |
| 226 | COMP_PREFIX ## G, COMP_PREFIX ## B) |
| 227 | |
| 228 | #endif /* ByteIndexed_h_Included */ |