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 Ushort555Rgbx_h_Included
27#define Ushort555Rgbx_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 "Ushort555Rgbx".
32 */
33
34typedef jushort Ushort555RgbxPixelType;
35typedef jushort Ushort555RgbxDataType;
36
37#define Ushort555RgbxIsOpaque 1
38
39#define Ushort555RgbxPixelStride 2
40
41#define DeclareUshort555RgbxLoadVars(PREFIX)
42#define DeclareUshort555RgbxStoreVars(PREFIX)
43#define SetUshort555RgbxStoreVarsYPos(PREFIX, pRasInfo, y)
44#define SetUshort555RgbxStoreVarsXPos(PREFIX, pRasInfo, x)
45#define InitUshort555RgbxLoadVars(PREFIX, pRasInfo)
46#define InitUshort555RgbxStoreVarsY(PREFIX, pRasInfo)
47#define InitUshort555RgbxStoreVarsX(PREFIX, pRasInfo)
48#define NextUshort555RgbxStoreVarsX(PREFIX)
49#define NextUshort555RgbxStoreVarsY(PREFIX)
50#define DeclareUshort555RgbxPixelData(PREFIX)
51#define ExtractUshort555RgbxPixelData(PIXEL, PREFIX)
52
53#define Ushort555RgbxXparLutEntry -1
54#define Ushort555RgbxIsXparLutEntry(pix) (pix < 0)
55#define StoreUshort555RgbxNonXparFromArgb StoreUshort555RgbxFrom1IntArgb
56
57
58#define IntArgbToUshort555Rgbx(rgb) \
59 (Ushort555RgbxPixelType)((((rgb) >> (16 + 3 - 11)) & 0xf800) | \
60 (((rgb) >> ( 8 + 3 - 6)) & 0x07c0) | \
61 (((rgb) >> ( 0 + 3 - 1)) & 0x003e))
62
63#define Ushort555RgbxPixelFromArgb(pixel, rgb, pRasInfo) \
64 (pixel) = IntArgbToUshort555Rgbx(rgb)
65
66#define StoreUshort555RgbxPixel(pRas, x, pixel) \
67 ((pRas)[x] = (jushort) (pixel))
68
69#define StoreUshort555RgbxPixelData(pPix, x, pixel, PREFIX) \
70 StoreUshort555RgbxPixel(pPix, x, pixel)
71
72
73#define LoadUshort555RgbxTo3ByteRgb(pRas, PREFIX, x, r, g, b) \
74 do { \
75 jushort pixel = (pRas)[x]; \
76 (r) = ((pixel) >> 11) & 0x1f; \
77 (r) = ((r) << 3) | ((r) >> 2); \
78 (g) = ((pixel) >> 6) & 0x1f; \
79 (g) = ((g) << 3) | ((g) >> 2); \
80 (b) = ((pixel) >> 1) & 0x1f; \
81 (b) = ((b) << 3) | ((b) >> 2); \
82 } while (0)
83
84#define LoadUshort555RgbxTo4ByteArgb(pRas, PREFIX, x, a, r, g, b) \
85 do { \
86 LoadUshort555RgbxTo3ByteRgb(pRas, PREFIX, x, r, g, b) \
87 (a) = 0xff; \
88 } while (0)
89
90#define StoreUshort555RgbxFrom1IntArgb(pRas, PREFIX, x, rgb) \
91 (pRas)[x] = IntArgbToUshort555Rgbx(rgb)
92
93#define StoreUshort555RgbxFrom1IntRgb(pRas, PREFIX, x, rgb) \
94 StoreUshort555RgbxFrom1IntArgb(pRas, PREFIX, x, rgb)
95
96#define StoreUshort555RgbxFrom3ByteRgb(pRas, PREFIX, x, r, g, b) \
97 (pRas)[x] = (jushort) ((((r) >> 3) << 11) | \
98 (((g) >> 3) << 6) | \
99 (((b) >> 3) << 1))
100
101#define StoreUshort555RgbxFrom4ByteArgb(pRas, PREFIX, x, a, r, g, b) \
102 StoreUshort555RgbxFrom3ByteRgb(pRas, PREFIX, x, r, g, b)
103
104#endif /* Ushort555Rgbx_h_Included */
105