1 /*

     2  * Copyright (c) 2000, 2008, 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 FourByteAbgrPre_h_Included

    27 #define FourByteAbgrPre_h_Included

    28 

    29 /*

    30  * This file contains macro and type definitions used by the macros in

    31  * LoopMacros.h to manipulate a surface of type "FourByteAbgrPre".

    32  */

    33 

    34 typedef jint    FourByteAbgrPrePixelType;

    35 typedef jubyte  FourByteAbgrPreDataType;

    36 

    37 #define FourByteAbgrPreIsOpaque 0

    38 

    39 #define FourByteAbgrPrePixelStride              4

    40 

    41 #define DeclareFourByteAbgrPreLoadVars(PREFIX)

    42 #define DeclareFourByteAbgrPreStoreVars(PREFIX)

    43 #define SetFourByteAbgrPreStoreVarsYPos(PREFIX, pRasInfo, y)

    44 #define SetFourByteAbgrPreStoreVarsXPos(PREFIX, pRasInfo, x)

    45 #define InitFourByteAbgrPreLoadVars(PREFIX, pRasInfo)

    46 #define InitFourByteAbgrPreStoreVarsY(PREFIX, pRasInfo)

    47 #define InitFourByteAbgrPreStoreVarsX(PREFIX, pRasInfo)

    48 #define NextFourByteAbgrPreStoreVarsX(PREFIX)

    49 #define NextFourByteAbgrPreStoreVarsY(PREFIX)

    50 

    51 

    52 #define FourByteAbgrPrePixelFromArgb(pixel, rgb, pRasInfo) \

    53     do { \

    54         jint a, r, g, b; \

    55         if (((rgb) >> 24) == -1) { \

    56             (pixel) = (((rgb) << 8) | (((juint) (rgb)) >> 24)); \

    57         } else { \

    58             ExtractIntDcmComponents1234(rgb, a, r, g, b); \

    59             r = MUL8(a, r); \

    60             g = MUL8(a, g); \

    61             b = MUL8(a, b); \

    62             (pixel) = ComposeIntDcmComponents1234(r, g, b, a); \

    63         } \

    64     } while (0)

    65 

    66 #define StoreFourByteAbgrPrePixel(pRas, x, pixel) \

    67     do { \

    68         (pRas)[4*(x)+0] = (jubyte) ((pixel) >> 0); \

    69         (pRas)[4*(x)+1] = (jubyte) ((pixel) >> 8); \

    70         (pRas)[4*(x)+2] = (jubyte) ((pixel) >> 16); \

    71         (pRas)[4*(x)+3] = (jubyte) ((pixel) >> 24); \

    72     } while (0)

    73 

    74 #define DeclareFourByteAbgrPrePixelData(PREFIX) \

    75     jubyte PREFIX ## 0, PREFIX ## 1, PREFIX ## 2, PREFIX ## 3;

    76 

    77 #define ExtractFourByteAbgrPrePixelData(PIXEL, PREFIX) \

    78     do { \

    79         PREFIX ## 0 = (jubyte) (PIXEL >> 0); \

    80         PREFIX ## 1 = (jubyte) (PIXEL >> 8); \

    81         PREFIX ## 2 = (jubyte) (PIXEL >> 16); \

    82         PREFIX ## 3 = (jubyte) (PIXEL >> 24); \

    83     } while (0)

    84 

    85 #define StoreFourByteAbgrPrePixelData(pPix, x, pixel, PREFIX) \

    86     do { \

    87         pPix[4*(x)+0] = PREFIX ## 0; \

    88         pPix[4*(x)+1] = PREFIX ## 1; \

    89         pPix[4*(x)+2] = PREFIX ## 2; \

    90         pPix[4*(x)+3] = PREFIX ## 3; \

    91     } while (0)

    92 

    93 

    94 #define LoadFourByteAbgrPreTo1IntRgb(pRas, PREFIX, x, rgb) \

    95     LoadFourByteAbgrPreTo1IntArgb(pRas, PREFIX, x, rgb)

    96 

    97 #define LoadFourByteAbgrPreTo1IntArgb(pRas, PREFIX, x, argb) \

    98     do { \

    99         jint a = (pRas)[4*(x)+0]; \

   100         if ((a == 0xff) || (a == 0)) { \

   101             (argb) = (((pRas)[4*(x)+1] << 0) | \

   102                       ((pRas)[4*(x)+2] << 8) | \

   103                       ((pRas)[4*(x)+3] << 16) | \

   104                       (a << 24)); \

   105         } else { \

   106             jint r, g, b; \

   107             b = DIV8((pRas)[4*(x)+1], a); \

   108             g = DIV8((pRas)[4*(x)+2], a); \

   109             r = DIV8((pRas)[4*(x)+3], a); \

   110             (argb) = ComposeIntDcmComponents1234(a, r, g, b); \

   111         } \

   112     } while (0)

   113 

   114 #define LoadFourByteAbgrPreTo3ByteRgb(pRas, PREFIX, x, r, g, b) \

   115     do { \

   116         jint a; \

   117         LoadFourByteAbgrPreTo4ByteArgb(pRas, PREFIX, x, a, r, g, b); \

   118     } while (0)

   119 

   120 #define LoadFourByteAbgrPreTo4ByteArgb(pRas, PREFIX, x, a, r, g, b) \

   121     do { \

   122         (a) = (pRas)[4*(x)+0]; \

   123         (b) = (pRas)[4*(x)+1]; \

   124         (g) = (pRas)[4*(x)+2]; \

   125         (r) = (pRas)[4*(x)+3]; \

   126         if ((a != 0xff) && (a != 0)) { \

   127             r = DIV8(r, a); \

   128             g = DIV8(g, a); \

   129             b = DIV8(b, a); \

   130         } \

   131     } while (0)

   132 

   133 #define StoreFourByteAbgrPreFrom1IntRgb(pRas, PREFIX, x, rgb) \

   134     do { \

   135         (pRas)[4*(x)+0] = (jubyte) 0xff; \

   136         (pRas)[4*(x)+1] = (jubyte) ((rgb) >> 0); \

   137         (pRas)[4*(x)+2] = (jubyte) ((rgb) >> 8); \

   138         (pRas)[4*(x)+3] = (jubyte) ((rgb) >> 16); \

   139     } while (0)

   140 

   141 #define StoreFourByteAbgrPreFrom1IntArgb(pRas, PREFIX, x, argb) \

   142     do { \

   143         if ((((argb) >> 24) + 1) == 0) { \

   144             (pRas)[4*(x)+0] = (jubyte) ((argb) >> 24); \

   145             (pRas)[4*(x)+1] = (jubyte) ((argb) >> 0); \

   146             (pRas)[4*(x)+2] = (jubyte) ((argb) >> 8); \

   147             (pRas)[4*(x)+3] = (jubyte) ((argb) >> 16); \

   148         } else { \

   149             jint a, r, g, b; \

   150             ExtractIntDcmComponents1234(argb, a, r, g, b); \

   151             (pRas)[4*(x)+0] = (jubyte) a; \

   152             (pRas)[4*(x)+1] = MUL8(a, b); \

   153             (pRas)[4*(x)+2] = MUL8(a, g); \

   154             (pRas)[4*(x)+3] = MUL8(a, r); \

   155         } \

   156     } while (0)

   157 

   158 #define StoreFourByteAbgrPreFrom3ByteRgb(pRas, PREFIX, x, r, g, b) \

   159     do { \

   160         (pRas)[4*(x)+0] = (jubyte) 0xff; \

   161         (pRas)[4*(x)+1] = (jubyte) (b); \

   162         (pRas)[4*(x)+2] = (jubyte) (g); \

   163         (pRas)[4*(x)+3] = (jubyte) (r); \

   164     } while (0)

   165 

   166 #define StoreFourByteAbgrPreFrom4ByteArgb(pRas, PREFIX, x, a, r, g, b) \

   167     do { \

   168         if ((a) == 0xff) { \

   169             StoreFourByteAbgrPreFrom3ByteRgb(pRas, PREFIX, x, r, g, b); \

   170         } else { \

   171             (pRas)[4*(x)+0] = (jubyte) (a); \

   172             (pRas)[4*(x)+1] = MUL8(a, b); \

   173             (pRas)[4*(x)+2] = MUL8(a, g); \

   174             (pRas)[4*(x)+3] = MUL8(a, r); \

   175         } \

   176     } while (0)

   177 

   178 #define CopyFourByteAbgrPreToIntArgbPre(pRGB, i, PREFIX, pRow, x) \

   179     (pRGB)[i] = (((pRow)[4*(x)+0] << 24) | \

   180                  ((pRow)[4*(x)+1] << 0) | \

   181                  ((pRow)[4*(x)+2] << 8) | \

   182                  ((pRow)[4*(x)+3] << 16))

   183 

   184 

   185 #define DeclareFourByteAbgrPreAlphaLoadData(PREFIX)

   186 #define InitFourByteAbgrPreAlphaLoadData(PREFIX, pRasInfo)

   187 

   188 #define LoadAlphaFromFourByteAbgrPreFor4ByteArgb(pRas, PREFIX, COMP_PREFIX) \

   189     COMP_PREFIX ## A = (pRas)[0]

   190 

   191 #define Postload4ByteArgbFromFourByteAbgrPre(pRas, PREFIX, COMP_PREFIX) \

   192     do { \

   193         COMP_PREFIX ## B = (pRas)[1]; \

   194         COMP_PREFIX ## G = (pRas)[2]; \

   195         COMP_PREFIX ## R = (pRas)[3]; \

   196     } while (0)

   197 

   198 

   199 #define FourByteAbgrPreIsPremultiplied  1

   200 

   201 #define DeclareFourByteAbgrPreBlendFillVars(PREFIX)

   202 

   203 #define ClearFourByteAbgrPreBlendFillVars(PREFIX, argb)

   204 

   205 #define InitFourByteAbgrPreBlendFillVarsNonPre(PREFIX, argb, COMP_PREFIX)

   206 

   207 #define InitFourByteAbgrPreBlendFillVarsPre(PREFIX, argb, COMP_PREFIX)

   208 

   209 #define StoreFourByteAbgrPreBlendFill(pRas, PREFIX, x, argb, COMP_PREFIX) \

   210     StoreFourByteAbgrPreFrom4ByteArgbComps(pRas, PREFIX, x, COMP_PREFIX)

   211 

   212 #define StoreFourByteAbgrPreFrom4ByteArgbComps(pRas, PREFIX, x, COMP_PREFIX)\

   213     do { \

   214         (pRas)[4*(x)+0] = (jubyte) COMP_PREFIX ## A; \

   215         (pRas)[4*(x)+1] = (jubyte) COMP_PREFIX ## B; \

   216         (pRas)[4*(x)+2] = (jubyte) COMP_PREFIX ## G; \

   217         (pRas)[4*(x)+3] = (jubyte) COMP_PREFIX ## R; \

   218     } while (0)

   219 

   220 #endif /* FourByteAbgrPre_h_Included */