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  *
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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
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19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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24  */
25 
26 #ifndef IntBgr_h_Included
27 #define IntBgr_h_Included
28 
29 #include "IntDcm.h"
30 #include "ByteGray.h"
31 #include "UshortGray.h"
32 
33 /*
34  * This file contains macro and type definitions used by the macros in
35  * LoopMacros.h to manipulate a surface of type "IntBgr".
36  */
37 
38 typedef jint    IntBgrPixelType;
39 typedef jint    IntBgrDataType;
40 
41 #define IntBgrIsOpaque 1
42 
43 #define IntBgrPixelStride       4
44 
45 #define DeclareIntBgrLoadVars(PREFIX)
46 #define DeclareIntBgrStoreVars(PREFIX)
47 #define InitIntBgrLoadVars(PREFIX, pRasInfo)
48 #define SetIntBgrStoreVarsYPos(PREFIX, pRasInfo, y)
49 #define SetIntBgrStoreVarsXPos(PREFIX, pRasInfo, x)
50 #define InitIntBgrStoreVarsY(PREFIX, pRasInfo)
51 #define InitIntBgrStoreVarsX(PREFIX, pRasInfo)
52 #define NextIntBgrStoreVarsX(PREFIX)
53 #define NextIntBgrStoreVarsY(PREFIX)
54 
55 #define IntBgrXparLutEntry              -1
56 #define IntBgrIsXparLutEntry(pix)       (pix < 0)
57 #define StoreIntBgrNonXparFromArgb(pRas, PREFIX, x, argb) \
58     (pRas)[x] = SwapIntDcmComponentsX123ToC321(argb)
59 
60 
61 #define IntBgrPixelFromArgb(pixel, rgb, pRasInfo) \
62     (pixel) = SwapIntDcmComponentsX123ToX321(rgb)
63 
64 #define StoreIntBgrPixel(pRas, x, pixel) \
65     (pRas)[x] = (pixel)
66 
67 #define DeclareIntBgrPixelData(PREFIX)
68 
69 #define ExtractIntBgrPixelData(PIXEL, PREFIX)
70 
71 #define StoreIntBgrPixelData(pPix, x, pixel, PREFIX) \
72     StoreIntBgrPixel(pPix, x, pixel)
73 
74 
75 #define LoadIntBgrTo1IntRgb(pRas, PREFIX, x, rgb) \
76     do { \
77         jint pixel = (pRas)[x]; \
78         (rgb) = SwapIntDcmComponentsX123ToX321(pixel); \
79     } while (0)
80 
81 #define LoadIntBgrTo1IntArgb(pRas, PREFIX, x, argb) \
82     do { \
83         jint pixel = (pRas)[x]; \
84         (argb) = SwapIntDcmComponentsX123ToS321(pixel); \
85     } while (0)
86 
87 #define LoadIntBgrTo3ByteRgb(pRas, PREFIX, x, r, g, b) \
88     do { \
89         jint pixel = (pRas)[x]; \
90         ExtractIntDcmComponentsX123(pixel, b, g, r); \
91     } while (0)
92 
93 #define LoadIntBgrTo4ByteArgb(pRas, PREFIX, x, a, r, g, b) \
94     do { \
95         LoadIntBgrTo3ByteRgb(pRas, PREFIX, x, r, g, b); \
96         (a) = 0xff; \
97     } while (0)
98 
99 #define StoreIntBgrFrom1IntRgb(pRas, PREFIX, x, rgb) \
100     (pRas)[x] = SwapIntDcmComponentsX123ToX321(rgb)
101 
102 #define StoreIntBgrFrom1IntArgb(pRas, PREFIX, x, argb) \
103     StoreIntBgrFrom1IntRgb(pRas, PREFIX, x, argb)
104 
105 #define StoreIntBgrFrom3ByteRgb(pRas, PREFIX, x, r, g, b) \
106     (pRas)[x] = ComposeIntDcmComponentsX123(b, g, r)
107 
108 #define StoreIntBgrFrom4ByteArgb(pRas, PREFIX, x, a, r, g, b) \
109     StoreIntBgrFrom3ByteRgb(pRas, PREFIX, x, r, g, b)
110 
111 #define CopyIntBgrToIntArgbPre(pRGB, i, PREFIX, pRow, x) \
112     LoadIntBgrTo1IntArgb(pRow, PREFIX, x, (pRGB)[i])
113 
114 
115 #define DeclareIntBgrAlphaLoadData(PREFIX)
116 #define InitIntBgrAlphaLoadData(PREFIX, pRasInfo)
117 
118 #define LoadAlphaFromIntBgrFor4ByteArgb(pRas, PREFIX, COMP_PREFIX) \
119     COMP_PREFIX ## A = 0xff
120 
121 #define Postload4ByteArgbFromIntBgr(pRas, PREFIX, COMP_PREFIX) \
122     LoadIntBgrTo3ByteRgb(pRas, PREFIX, 0, COMP_PREFIX ## R, \
123                          COMP_PREFIX ## G, COMP_PREFIX ## B)
124 
125 
126 #define IntBgrIsPremultiplied   0
127 
128 #define DeclareIntBgrBlendFillVars(PREFIX) \
129     jint PREFIX;
130 
131 #define ClearIntBgrBlendFillVars(PREFIX, argb) \
132     PREFIX = 0
133 
134 #define InitIntBgrBlendFillVarsNonPre(PREFIX, argb, COMP_PREFIX) \
135     PREFIX = ComposeIntDcmComponentsX123(COMP_PREFIX ## B, COMP_PREFIX ## G, \
136                                          COMP_PREFIX ## R)
137 
138 #define InitIntBgrBlendFillVarsPre(PREFIX, argb, COMP_PREFIX)
139 
140 #define StoreIntBgrBlendFill(pRas, PREFIX, x, argb, COMP_PREFIX) \
141     (pRas)[x] = PREFIX
142 
143 #define StoreIntBgrFrom4ByteArgbComps(pRas, PREFIX, x, COMP_PREFIX) \
144     StoreIntBgrFrom4ByteArgb(pRas, PREFIX, x, \
145                              COMP_PREFIX ## A, COMP_PREFIX ## R, \
146                              COMP_PREFIX ## G, COMP_PREFIX ## B)
147 
148 #endif /* IntBgr_h_Included */
149