1/*
2 * Copyright (c) 2001, 2016, 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 IntArgbBm_h_Included
27#define IntArgbBm_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 "IntArgbBm".
36 */
37
38typedef jint IntArgbBmPixelType;
39typedef jint IntArgbBmDataType;
40
41#define IntArgbBmIsOpaque 0
42
43#define IntArgbBmPixelStride 4
44
45#define DeclareIntArgbBmLoadVars(PREFIX)
46#define DeclareIntArgbBmStoreVars(PREFIX)
47#define InitIntArgbBmLoadVars(PREFIX, pRasInfo)
48#define SetIntArgbBmStoreVarsYPos(PREFIX, pRasInfo, y)
49#define SetIntArgbBmStoreVarsXPos(PREFIX, pRasInfo, x)
50#define InitIntArgbBmStoreVarsY(PREFIX, pRasInfo)
51#define InitIntArgbBmStoreVarsX(PREFIX, pRasInfo)
52#define NextIntArgbBmStoreVarsX(PREFIX)
53#define NextIntArgbBmStoreVarsY(PREFIX)
54#define DeclareIntArgbBmInitialLoadVars(pRasInfo, pRas, PREFIX, x)
55#define InitialLoadIntArgbBm(pRas, PREFIX)
56#define ShiftBitsIntArgbBm(PREFIX)
57#define FinalStoreIntArgbBm(pRas, PREFIX)
58
59#define IntArgbBmXparLutEntry 0
60#define IntArgbBmIsXparLutEntry(pix) (pix == 0)
61#define StoreIntArgbBmNonXparFromArgb(pRas, PREFIX, x, argb) \
62 StoreIntArgbBmFrom1IntArgb(pRas, PREFIX, x, argb)
63
64#define DeclareIntArgbBmData(PREFIX) \
65 jint PREFIX;
66
67#define LoadIntArgbBmData(pRas, LOADPREFIX, x, DATAPREFIX) \
68 (DATAPREFIX) = (pRas)[x]
69
70#define IsIntArgbBmDataTransparent(DATAPREFIX) \
71 (((DATAPREFIX) >> 24) == 0)
72
73#define ConvertIntArgbBmDataTo1IntRgb(DATAPREFIX, rgb) \
74 (rgb) = (DATAPREFIX)
75
76#define IntArgbBmPixelFromArgb(pixel, rgb, pRasInfo) \
77 (pixel) = ((rgb) | (((rgb) >> 31) << 24))
78
79#define StoreIntArgbBmPixel(pRas, x, pixel) \
80 (pRas)[x] = (pixel)
81
82#define DeclareIntArgbBmPixelData(PREFIX)
83
84#define ExtractIntArgbBmPixelData(PIXEL, PREFIX)
85
86#define StoreIntArgbBmPixelData(pPix, x, pixel, PREFIX) \
87 (pPix)[x] = (pixel)
88
89
90#define LoadIntArgbBmTo1IntRgb(pRas, PREFIX, x, rgb) \
91 (rgb) = (pRas)[x]
92
93#define LoadIntArgbBmTo1IntArgb(pRas, PREFIX, x, argb) \
94 do { \
95 (argb) = (pRas)[x]; \
96 (argb) = (((argb) << 7) >> 7); \
97 } while (0)
98
99#define LoadIntArgbBmTo3ByteRgb(pRas, PREFIX, x, r, g, b) \
100 do { \
101 jint pixel = (pRas)[x]; \
102 ExtractIntDcmComponentsX123(pixel, r, g, b); \
103 } while (0)
104
105#define LoadIntArgbBmTo4ByteArgb(pRas, PREFIX, x, a, r, g, b) \
106 do { \
107 jint pixel = (pRas)[x]; \
108 pixel = ((pixel << 7) >> 7); \
109 ExtractIntDcmComponents1234(pixel, a, r, g, b); \
110 } while (0)
111
112#define StoreIntArgbBmFrom1IntRgb(pRas, PREFIX, x, rgb) \
113 (pRas)[x] = 0x01000000 | (rgb)
114
115#define StoreIntArgbBmFrom1IntArgb(pRas, PREFIX, x, argb) \
116 (pRas)[x] = ((argb) | (((argb) >> 31) << 24))
117
118#define StoreIntArgbBmFrom3ByteRgb(pRas, PREFIX, x, r, g, b) \
119 StoreIntArgbBmFrom4ByteArgb(pRas, PREFIX, x, 0x01, r, g, b)
120
121#define StoreIntArgbBmFrom4ByteArgb(pRas, PREFIX, x, a, r, g, b) \
122 (pRas)[x] = ComposeIntDcmComponents1234((a >> 7), r, g, b)
123
124#define CopyIntArgbBmToIntArgbPre(pRGB, i, PREFIX, pRow, x) \
125 do { \
126 jint argb = (pRow)[x]; \
127 argb = ((argb << 7) >> 7); /* Propagate alpha bit */ \
128 argb &= (argb >> 24); /* Mask off colors if alpha=0 */ \
129 (pRGB)[i] = argb; \
130 } while (0)
131
132
133#define DeclareIntArgbBmAlphaLoadData(PREFIX) \
134 jint PREFIX;
135
136#define InitIntArgbBmAlphaLoadData(PREFIX, pRasInfo) \
137 PREFIX = 0
138
139#define LoadAlphaFromIntArgbBmFor4ByteArgb(pRas, PREFIX, COMP_PREFIX) \
140 do { \
141 PREFIX = (pRas)[0]; \
142 PREFIX = ((PREFIX << 7) >> 7); \
143 COMP_PREFIX ## A = ((juint) PREFIX) >> 24; \
144 } while (0)
145
146#define LoadAlphaFromIntArgbBmFor1ByteGray(pRas, PREFIX, COMP_PREFIX) \
147 LoadAlphaFromIntArgbBmFor4ByteArgb(pRas, PREFIX, COMP_PREFIX)
148
149#define LoadAlphaFromIntArgbBmFor1ShortGray(pRas, PREFIX, COMP_PREFIX) \
150 do { \
151 LoadAlphaFromIntArgbBmFor4ByteArgb(pRas, PREFIX, COMP_PREFIX); \
152 COMP_PREFIX ## A = (COMP_PREFIX ## A << 8) + COMP_PREFIX ## A; \
153 } while (0)
154
155#define Postload4ByteArgbFromIntArgbBm(pRas, PREFIX, COMP_PREFIX) \
156 do { \
157 COMP_PREFIX ## R = (PREFIX >> 16) & 0xff; \
158 COMP_PREFIX ## G = (PREFIX >> 8) & 0xff; \
159 COMP_PREFIX ## B = (PREFIX >> 0) & 0xff; \
160 } while (0)
161
162#define Postload1ByteGrayFromIntArgb(pRas, PREFIX, COMP_PREFIX) \
163 do { \
164 int r, g, b; \
165 ExtractIntDcmComponentsX123(PREFIX, r, g, b); \
166 COMP_PREFIX ## G = ComposeByteGrayFrom3ByteRgb(r, g, b); \
167 } while (0)
168
169#define Postload1ShortGrayFromIntArgb(pRas, PREFIX, COMP_PREFIX) \
170 do { \
171 int r, g, b; \
172 ExtractIntDcmComponentsX123(PREFIX, r, g, b); \
173 COMP_PREFIX ## G = ComposeUshortGrayFrom3ByteRgb(r, g, b); \
174 } while (0)
175
176
177#define IntArgbBmIsPremultiplied 0
178
179#define StoreIntArgbBmFrom4ByteArgbComps(pRas, PREFIX, x, COMP_PREFIX) \
180 StoreIntArgbBmFrom4ByteArgb(pRas, PREFIX, x, \
181 COMP_PREFIX ## A, COMP_PREFIX ## R, \
182 COMP_PREFIX ## G, COMP_PREFIX ## B)
183
184/*
185 * Extract ## STRATEGY ## CompsAndAlphaFromArgb(pixel, COMP_PREFIX)
186 */
187#define Extract3ByteRgbCompsAndAlphaFromArgb(pixel, COMP_PREFIX) \
188 ExtractIntDcmComponents1234(pixel, COMP_PREFIX ## A, COMP_PREFIX ## R, \
189 COMP_PREFIX ## G, COMP_PREFIX ## B)
190
191#define Extract4ByteArgbCompsAndAlphaFromArgb(pixel, COMP_PREFIX) \
192 Extract3ByteRgbCompsAndAlphaFromArgb(pixel, COMP_PREFIX)
193
194#define Extract1ByteGrayCompsAndAlphaFromArgb(pixel, COMP_PREFIX) \
195 do { \
196 int r, g, b; \
197 ExtractIntDcmComponents1234(pixel, COMP_PREFIX ## A, r, g, b); \
198 COMP_PREFIX ## G = ComposeByteGrayFrom3ByteRgb(r, g, b); \
199 } while (0)
200
201#define Extract1ShortGrayCompsAndAlphaFromArgb(pixel, COMP_PREFIX) \
202 do { \
203 int r, g, b; \
204 ExtractIntDcmComponents1234(pixel, COMP_PREFIX ## A, r, g, b); \
205 COMP_PREFIX ## G = ComposeUshortGrayFrom3ByteRgb(r, g, b); \
206 COMP_PREFIX ## A = (COMP_PREFIX ## A << 8) + COMP_PREFIX ## A; \
207 } while (0)
208
209/*
210 * SrcOver ## TYPE ## BlendFactor
211 * Returns appropriate blend value for use in blending calculations.
212 */
213#define SrcOverIntArgbBmBlendFactor(dF, dA) \
214 (dA)
215
216#endif /* IntArgbBm_h_Included */
217