26 #ifndef ByteIndexed_h_Included
27 #define ByteIndexed_h_Included
28
29 #include "IntDcm.h"
30
31 /*
32 * This file contains macro and type definitions used by the macros in
33 * LoopMacros.h to manipulate a surface of type "ByteIndexed".
34 */
35
36 typedef jubyte ByteIndexedPixelType;
37 typedef jubyte ByteIndexedDataType;
38
39 #define ByteIndexedPixelStride 1
40 #define ByteIndexedBitsPerPixel 8
41
42 #define DeclareByteIndexedLoadVars(PREFIX) \
43 jint *PREFIX ## Lut;
44
45 #define DeclareByteIndexedStoreVars(PREFIX) \
46 int PREFIX ## XDither, PREFIX ## YDither; \
47 char *PREFIX ## rerr, *PREFIX ## gerr, *PREFIX ## berr; \
48 unsigned char *PREFIX ## InvLut;
49
50 #define SetByteIndexedStoreVarsYPos(PREFIX, pRasInfo, LOC) \
51 do { \
52 PREFIX ## YDither = ((LOC & 7) << 3); \
53 } while (0)
54
55 #define SetByteIndexedStoreVarsXPos(PREFIX, pRasInfo, LOC) \
56 do { \
57 PREFIX ## rerr = (pRasInfo)->redErrTable + PREFIX ## YDither; \
58 PREFIX ## gerr = (pRasInfo)->grnErrTable + PREFIX ## YDither; \
59 PREFIX ## berr = (pRasInfo)->bluErrTable + PREFIX ## YDither; \
60 PREFIX ## XDither = (LOC & 7); \
61 } while (0)
62
63 #define InitByteIndexedLoadVars(PREFIX, pRasInfo) \
64 PREFIX ## Lut = (pRasInfo)->lutBase
65
66 /* REMIND Could collapse Init..Store..X and Init..Store..Y into one Init
67 * and factor out the Set.. macros.
68 */
69 #define InitByteIndexedStoreVarsY(PREFIX, pRasInfo) \
70 do { \
71 SetByteIndexedStoreVarsYPos(PREFIX, pRasInfo, (pRasInfo)->bounds.y1); \
72 PREFIX ## InvLut = (pRasInfo)->invColorTable; \
73 } while (0)
74
75 #define InitByteIndexedStoreVarsX(PREFIX, pRasInfo) \
76 SetByteIndexedStoreVarsXPos(PREFIX, pRasInfo, (pRasInfo)->bounds.x1);
77
78
79 #define NextByteIndexedStoreVarsX(PREFIX) \
80 PREFIX ## XDither = (PREFIX ## XDither + 1) & 7
81
82 #define NextByteIndexedStoreVarsY(PREFIX) \
83 PREFIX ## YDither = (PREFIX ## YDither + (1 << 3)) & (7 << 3)
84
85 typedef jubyte ByteIndexedBmPixelType;
86 typedef jubyte ByteIndexedBmDataType;
87
88 #define ByteIndexedBmPixelStride 1
89 #define ByteIndexedBmBitsPerPixel 8
90
91 #define DeclareByteIndexedBmLoadVars DeclareByteIndexedLoadVars
92 #define DeclareByteIndexedBmStoreVars DeclareByteIndexedStoreVars
151 do { \
152 if (((R|G|B) >> 8) != 0) { \
153 ByteClamp1Component(R); \
154 ByteClamp1Component(G); \
155 ByteClamp1Component(B); \
156 } \
157 } while (0)
158
159 #define StoreByteIndexedFrom1IntRgb(pRas, PREFIX, x, rgb) \
160 do { \
161 int r, g, b; \
162 ExtractIntDcmComponentsX123(rgb, r, g, b); \
163 StoreByteIndexedFrom3ByteRgb(pRas, PREFIX, x, r, g, b); \
164 } while (0)
165
166 #define StoreByteIndexedFrom1IntArgb(pRas, PREFIX, x, argb) \
167 StoreByteIndexedFrom1IntRgb(pRas, PREFIX, x, argb)
168
169 #define StoreByteIndexedFrom3ByteRgb(pRas, PREFIX, x, r, g, b) \
170 do { \
171 r += PREFIX ## rerr[PREFIX ## XDither]; \
172 g += PREFIX ## gerr[PREFIX ## XDither]; \
173 b += PREFIX ## berr[PREFIX ## XDither]; \
174 ByteClamp3Components(r, g, b); \
175 (pRas)[x] = SurfaceData_InvColorMap(PREFIX ## InvLut, r, g, b); \
176 } while (0)
177
178 #define StoreByteIndexedFrom4ByteArgb(pRas, PREFIX, x, a, r, g, b) \
179 StoreByteIndexedFrom3ByteRgb(pRas, PREFIX, x, r, g, b)
180
181 #define CopyByteIndexedToIntArgbPre(pRGB, i, PREFIX, pRow, x) \
182 do { \
183 jint argb = PREFIX ## Lut[pRow[x]]; \
184 jint a = URShift(argb, 24); \
185 if (a == 0) { \
186 argb = 0; \
187 } else if (a < 0xff) { \
188 jint r = (argb >> 16) & 0xff; \
189 jint g = (argb >> 8) & 0xff; \
190 jint b = (argb ) & 0xff; \
191 r = MUL8(a, r); \
192 g = MUL8(a, g); \
193 b = MUL8(a, b); \
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26 #ifndef ByteIndexed_h_Included
27 #define ByteIndexed_h_Included
28
29 #include "IntDcm.h"
30
31 /*
32 * This file contains macro and type definitions used by the macros in
33 * LoopMacros.h to manipulate a surface of type "ByteIndexed".
34 */
35
36 typedef jubyte ByteIndexedPixelType;
37 typedef jubyte ByteIndexedDataType;
38
39 #define ByteIndexedPixelStride 1
40 #define ByteIndexedBitsPerPixel 8
41
42 #define DeclareByteIndexedLoadVars(PREFIX) \
43 jint *PREFIX ## Lut;
44
45 #define DeclareByteIndexedStoreVars(PREFIX) \
46 int PREFIX ## XDither, PREFIX ## YDither, PREFIX ## RepPrims; \
47 char *PREFIX ## rerr, *PREFIX ## gerr, *PREFIX ## berr; \
48 unsigned char *PREFIX ## InvLut;
49
50 #define SetByteIndexedStoreVarsYPos(PREFIX, pRasInfo, LOC) \
51 do { \
52 PREFIX ## YDither = ((LOC & 7) << 3); \
53 } while (0)
54
55 #define SetByteIndexedStoreVarsXPos(PREFIX, pRasInfo, LOC) \
56 do { \
57 PREFIX ## rerr = (pRasInfo)->redErrTable + PREFIX ## YDither; \
58 PREFIX ## gerr = (pRasInfo)->grnErrTable + PREFIX ## YDither; \
59 PREFIX ## berr = (pRasInfo)->bluErrTable + PREFIX ## YDither; \
60 PREFIX ## XDither = (LOC & 7); \
61 } while (0)
62
63 #define InitByteIndexedLoadVars(PREFIX, pRasInfo) \
64 PREFIX ## Lut = (pRasInfo)->lutBase
65
66 /* REMIND Could collapse Init..Store..X and Init..Store..Y into one Init
67 * and factor out the Set.. macros.
68 */
69 #define InitByteIndexedStoreVarsY(PREFIX, pRasInfo) \
70 do { \
71 SetByteIndexedStoreVarsYPos(PREFIX, pRasInfo, (pRasInfo)->bounds.y1); \
72 PREFIX ## InvLut = (pRasInfo)->invColorTable; \
73 PREFIX ## RepPrims = (pRasInfo)->representsPrimaries; \
74 } while (0)
75
76 #define InitByteIndexedStoreVarsX(PREFIX, pRasInfo) \
77 SetByteIndexedStoreVarsXPos(PREFIX, pRasInfo, (pRasInfo)->bounds.x1);
78
79
80 #define NextByteIndexedStoreVarsX(PREFIX) \
81 PREFIX ## XDither = (PREFIX ## XDither + 1) & 7
82
83 #define NextByteIndexedStoreVarsY(PREFIX) \
84 PREFIX ## YDither = (PREFIX ## YDither + (1 << 3)) & (7 << 3)
85
86 typedef jubyte ByteIndexedBmPixelType;
87 typedef jubyte ByteIndexedBmDataType;
88
89 #define ByteIndexedBmPixelStride 1
90 #define ByteIndexedBmBitsPerPixel 8
91
92 #define DeclareByteIndexedBmLoadVars DeclareByteIndexedLoadVars
93 #define DeclareByteIndexedBmStoreVars DeclareByteIndexedStoreVars
152 do { \
153 if (((R|G|B) >> 8) != 0) { \
154 ByteClamp1Component(R); \
155 ByteClamp1Component(G); \
156 ByteClamp1Component(B); \
157 } \
158 } while (0)
159
160 #define StoreByteIndexedFrom1IntRgb(pRas, PREFIX, x, rgb) \
161 do { \
162 int r, g, b; \
163 ExtractIntDcmComponentsX123(rgb, r, g, b); \
164 StoreByteIndexedFrom3ByteRgb(pRas, PREFIX, x, r, g, b); \
165 } while (0)
166
167 #define StoreByteIndexedFrom1IntArgb(pRas, PREFIX, x, argb) \
168 StoreByteIndexedFrom1IntRgb(pRas, PREFIX, x, argb)
169
170 #define StoreByteIndexedFrom3ByteRgb(pRas, PREFIX, x, r, g, b) \
171 do { \
172 if (!(((r == 0) || (r == 255)) && \
173 ((g == 0) || (g == 255)) && \
174 ((b == 0) || (b == 255)) && \
175 PREFIX ## RepPrims)) { \
176 r += PREFIX ## rerr[PREFIX ## XDither]; \
177 g += PREFIX ## gerr[PREFIX ## XDither]; \
178 b += PREFIX ## berr[PREFIX ## XDither]; \
179 } \
180 ByteClamp3Components(r, g, b); \
181 (pRas)[x] = SurfaceData_InvColorMap(PREFIX ## InvLut, r, g, b); \
182 } while (0)
183
184 #define StoreByteIndexedFrom4ByteArgb(pRas, PREFIX, x, a, r, g, b) \
185 StoreByteIndexedFrom3ByteRgb(pRas, PREFIX, x, r, g, b)
186
187 #define CopyByteIndexedToIntArgbPre(pRGB, i, PREFIX, pRow, x) \
188 do { \
189 jint argb = PREFIX ## Lut[pRow[x]]; \
190 jint a = URShift(argb, 24); \
191 if (a == 0) { \
192 argb = 0; \
193 } else if (a < 0xff) { \
194 jint r = (argb >> 16) & 0xff; \
195 jint g = (argb >> 8) & 0xff; \
196 jint b = (argb ) & 0xff; \
197 r = MUL8(a, r); \
198 g = MUL8(a, g); \
199 b = MUL8(a, b); \
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