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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).
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24  */
25 
26 #include "jni.h"
27 #include "color.h"
28 
29 #if !defined(HEADLESS) && !defined(MACOSX)
30 typedef struct {
31     ImgConvertData cvdata;      /* The data needed by ImgConvertFcn's */
32     struct Hsun_awt_image_ImageRepresentation *hJavaObject;     /* backptr */
33     XID pixmap;                 /* The X11 pixmap containing the image */
34     XID mask;                   /* The X11 pixmap with the transparency mask */
35     int bgcolor;                /* The current bg color installed in pixmap */
36 
37     int depth;                  /* The depth of the destination image */
38     int dstW;                   /* The width of the destination pixmap */
39     int dstH;                   /* The height of the destination pixmap */
40 
41     XImage *xim;                /* The Ximage structure for the temp buffer */
42     XImage *maskim;             /* The Ximage structure for the mask */
43 
44     int hints;                  /* The delivery hints from the producer */
45 
46     Region curpixels;           /* The region of randomly converted pixels */
47     struct {
48         int num;                /* The last fully delivered scanline */
49         char *seen;             /* The lines which have been delivered */
50     } curlines;                 /* For hints=COMPLETESCANLINES */
51 } IRData;
52 
53 typedef unsigned int MaskBits;
54 
55 extern int image_Done(IRData *ird, int x1, int y1, int x2, int y2);
56 
57 extern void *image_InitMask(IRData *ird, int x1, int y1, int x2, int y2);
58 
59 #define BufComplete(cvdata, dstX1, dstY1, dstX2, dstY2)         \
60     image_Done((IRData *) cvdata, dstX1, dstY1, dstX2, dstY2)
61 
62 #define SendRow(ird, dstY, dstX1, dstX2)
63 
64 #define ImgInitMask(cvdata, x1, y1, x2, y2)                     \
65     image_InitMask((IRData *)cvdata, x1, y1, x2, y2)
66 
67 #define ScanBytes(cvdata)       (((IRData *)cvdata)->xim->bytes_per_line)
68 
69 #define MaskScan(cvdata)                                        \
70         ((((IRData *)cvdata)->maskim->bytes_per_line) >> 2)
71 
72 #endif /* !HEADLESS && !MACOSX */
73 
74 #define MaskOffset(x)           ((x) >> 5)
75 
76 #define MaskInit(x)             (1U << (31 - ((x) & 31)))
77 
78 #define SetOpaqueBit(mask, bit)         ((mask) |= (bit))
79 #define SetTransparentBit(mask, bit)    ((mask) &= ~(bit))
80 
81 #define UCHAR_ARG(uc)    ((unsigned char)(uc))
82 #define ColorCubeFSMap(r, g, b) \
83     cData->img_clr_tbl [    ((UCHAR_ARG(r)>>3)<<10) |                   \
84                     ((UCHAR_ARG(g)>>3)<<5) | (UCHAR_ARG(b)>>3)]
85 
86 #define ColorCubeOrdMapSgn(r, g, b) \
87     ((dstLockInfo.inv_cmap)[    ((UCHAR_ARG(r)>>3)<<10) |                   \
88                     ((UCHAR_ARG(g)>>3)<<5) | (UCHAR_ARG(b)>>3)])
89 
90 #define GetPixelRGB(pixel, red, green, blue)                    \
91     do {                                                        \
92         ColorEntry *cp = &awt_Colors[pixel];                    \
93         red = cp->r;                                            \
94         green = cp->g;                                          \
95         blue = cp->b;                                           \
96     } while (0)
97 
98 #define CUBEMAP(r,g,b) ColorCubeOrdMapSgn(r, g, b)
99 #define cubemapArray 1
100 
101 extern uns_ordered_dither_array img_oda_alpha;
102 
103 extern void freeICMColorData(ColorData *pData);
104 
105 JNIEXPORT void JNICALL
106 initInverseGrayLut(int* prgb, int rgbsize, ColorData* cData);
107 
108 extern unsigned char* initCubemap(int* cmap, int cmap_len, int cube_dim);
109 extern void initDitherTables(ColorData* cData);
110 
111 #define SET_CUBEMAPARRAY \
112     lockInfo->inv_cmap = (const char*)lockInfo->colorData->img_clr_tbl
113