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 Ushort565Rgb_h_Included
27#define Ushort565Rgb_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 "Ushort565Rgb".
32 */
33
34typedef jushort Ushort565RgbPixelType;
35typedef jushort Ushort565RgbDataType;
36
37#define Ushort565RgbIsOpaque 1
38
39#define Ushort565RgbPixelStride 2
40
41#define DeclareUshort565RgbLoadVars(PREFIX)
42#define DeclareUshort565RgbStoreVars(PREFIX)
43#define SetUshort565RgbStoreVarsYPos(PREFIX, pRasInfo, y)
44#define SetUshort565RgbStoreVarsXPos(PREFIX, pRasInfo, x)
45#define InitUshort565RgbLoadVars(PREFIX, pRasInfo)
46#define InitUshort565RgbStoreVarsY(PREFIX, pRasInfo)
47#define InitUshort565RgbStoreVarsX(PREFIX, pRasInfo)
48#define NextUshort565RgbStoreVarsX(PREFIX)
49#define NextUshort565RgbStoreVarsY(PREFIX)
50#define DeclareUshort565RgbPixelData(PREFIX)
51#define ExtractUshort565RgbPixelData(PIXEL, PREFIX)
52
53#define Ushort565RgbXparLutEntry -1
54#define Ushort565RgbIsXparLutEntry(pix) (pix < 0)
55#define StoreUshort565RgbNonXparFromArgb StoreUshort565RgbFrom1IntArgb
56
57
58#define ComposeUshort565RgbFrom3ByteRgb(r, g, b) \
59 (Ushort565RgbPixelType)((((r) >> 3) << 11) | \
60 (((g) >> 2) << 5) | \
61 (((b) >> 3) << 0))
62
63#define IntArgbToUshort565Rgb(rgb) \
64 (Ushort565RgbPixelType)((((rgb) >> (16 + 3 - 11)) & 0xf800) | \
65 (((rgb) >> ( 8 + 2 - 5)) & 0x07e0) | \
66 (((rgb) >> ( 0 + 3 - 0)) & 0x001f))
67
68#define Ushort565RgbPixelFromArgb(pixel, rgb, pRasInfo) \
69 (pixel) = IntArgbToUshort565Rgb(rgb)
70
71#define StoreUshort565RgbPixel(pRas, x, pixel) \
72 ((pRas)[x] = (jushort) (pixel))
73
74#define StoreUshort565RgbPixelData(pPix, x, pixel, PREFIX) \
75 StoreUshort565RgbPixel(pPix, x, pixel)
76
77
78#define LoadUshort565RgbTo3ByteRgb(pRas, PREFIX, x, r, g, b) \
79 do { \
80 jushort pixel = (pRas)[x]; \
81 (r) = ((pixel) >> 11) & 0x1f; \
82 (r) = ((r) << 3) | ((r) >> 2); \
83 (g) = ((pixel) >> 5) & 0x3f; \
84 (g) = ((g) << 2) | ((g) >> 4); \
85 (b) = ((pixel) >> 0) & 0x1f; \
86 (b) = ((b) << 3) | ((b) >> 2); \
87 } while (0)
88
89#define LoadUshort565RgbTo4ByteArgb(pRas, PREFIX, x, a, r, g, b) \
90 do { \
91 LoadUshort565RgbTo3ByteRgb(pRas, PREFIX, x, r, g, b) \
92 (a) = 0xff; \
93 } while (0)
94
95#define StoreUshort565RgbFrom1IntArgb(pRas, PREFIX, x, rgb) \
96 (pRas)[x] = IntArgbToUshort565Rgb(rgb)
97
98#define StoreUshort565RgbFrom1IntRgb(pRas, PREFIX, x, rgb) \
99 StoreUshort565RgbFrom1IntArgb(pRas, PREFIX, x, rgb)
100
101#define StoreUshort565RgbFrom3ByteRgb(pRas, PREFIX, x, r, g, b) \
102 (pRas)[x] = (jushort) ComposeUshort565RgbFrom3ByteRgb(r, g, b)
103
104#define StoreUshort565RgbFrom4ByteArgb(pRas, PREFIX, x, a, r, g, b) \
105 StoreUshort565RgbFrom3ByteRgb(pRas, PREFIX, x, r, g, b)
106
107
108#define DeclareUshort565RgbAlphaLoadData(PREFIX)
109#define InitUshort565RgbAlphaLoadData(PREFIX, pRasInfo)
110
111#define LoadAlphaFromUshort565RgbFor4ByteArgb(pRas, PREFIX, COMP_PREFIX) \
112 COMP_PREFIX ## A = 0xff
113
114#define Postload4ByteArgbFromUshort565Rgb(pRas, PREFIX, COMP_PREFIX) \
115 LoadUshort565RgbTo3ByteRgb(pRas, PREFIX, 0, COMP_PREFIX ## R, \
116 COMP_PREFIX ## G, COMP_PREFIX ## B)
117
118
119#define Ushort565RgbIsPremultiplied 0
120
121#define DeclareUshort565RgbBlendFillVars(PREFIX) \
122 jushort PREFIX;
123
124#define ClearUshort565RgbBlendFillVars(PREFIX, argb) \
125 PREFIX = 0
126
127#define InitUshort565RgbBlendFillVarsNonPre(PREFIX, argb, COMP_PREFIX) \
128 PREFIX = (jushort) ComposeUshort565RgbFrom3ByteRgb(COMP_PREFIX ## R, \
129 COMP_PREFIX ## G, \
130 COMP_PREFIX ## B)
131
132#define InitUshort565RgbBlendFillVarsPre(PREFIX, argb, COMP_PREFIX)
133
134#define StoreUshort565RgbBlendFill(pRas, PREFIX, x, argb, COMP_PREFIX) \
135 (pRas)[x] = PREFIX
136
137#define StoreUshort565RgbFrom4ByteArgbComps(pRas, PREFIX, x, COMP_PREFIX) \
138 StoreUshort565RgbFrom4ByteArgb(pRas, PREFIX, x, \
139 COMP_PREFIX ## A, COMP_PREFIX ## R, \
140 COMP_PREFIX ## G, COMP_PREFIX ## B)
141
142#endif /* Ushort565Rgb_h_Included */
143