ReactOS 0.4.15-dev-7958-gcd0bb1a
Macros | Functions
dib4bpp.c File Reference
#include <win32k.h>
#include <debug.h>
Include dependency graph for dib4bpp.c:

Go to the source code of this file.

Macros

#define NDEBUG
 
#define DEC_OR_INC(var, decTrue, amount)    ((var) = (decTrue) ? ((var) - (amount)) : ((var) + (amount)))
 

Functions

VOID DIB_4BPP_PutPixel (SURFOBJ *SurfObj, LONG x, LONG y, ULONG c)
 
ULONG DIB_4BPP_GetPixel (SURFOBJ *SurfObj, LONG x, LONG y)
 
VOID DIB_4BPP_HLine (SURFOBJ *SurfObj, LONG x1, LONG x2, LONG y, ULONG c)
 
VOID DIB_4BPP_VLine (SURFOBJ *SurfObj, LONG x, LONG y1, LONG y2, ULONG c)
 
BOOLEAN DIB_4BPP_BitBltSrcCopy (PBLTINFO BltInfo)
 
BOOLEAN DIB_4BPP_BitBlt (PBLTINFO BltInfo)
 
BOOLEAN DIB_4BPP_ColorFill (SURFOBJ *DestSurface, RECTL *DestRect, ULONG color)
 
BOOLEAN DIB_4BPP_TransparentBlt (SURFOBJ *DestSurf, SURFOBJ *SourceSurf, RECTL *DestRect, RECTL *SourceRect, XLATEOBJ *ColorTranslation, ULONG iTransColor)
 

Macro Definition Documentation

◆ DEC_OR_INC

#define DEC_OR_INC (   var,
  decTrue,
  amount 
)     ((var) = (decTrue) ? ((var) - (amount)) : ((var) + (amount)))

Definition at line 15 of file dib4bpp.c.

◆ NDEBUG

#define NDEBUG

Definition at line 12 of file dib4bpp.c.

Function Documentation

◆ DIB_4BPP_BitBlt()

BOOLEAN DIB_4BPP_BitBlt ( PBLTINFO  BltInfo)

Definition at line 368 of file dib4bpp.c.

369{
370 LONG DestX, DestY;
371 LONG SourceX, SourceY;
372 LONG PatternY = 0;
373 ULONG Dest, Source = 0, Pattern = 0;
374 BOOLEAN UsesSource;
375 BOOLEAN UsesPattern;
376 PULONG DestBits;
377 LONG RoundedRight;
378 static const ULONG ExpandSolidColor[16] =
379 {
380 0x00000000 /* 0 */,
381 0x11111111 /* 1 */,
382 0x22222222 /* 2 */,
383 0x33333333 /* 3 */,
384 0x44444444 /* 4 */,
385 0x55555555 /* 5 */,
386 0x66666666 /* 6 */,
387 0x77777777 /* 7 */,
388 0x88888888 /* 8 */,
389 0x99999999 /* 9 */,
390 0xAAAAAAAA /* 10 */,
391 0xBBBBBBBB /* 11 */,
392 0xCCCCCCCC /* 12 */,
393 0xDDDDDDDD /* 13 */,
394 0xEEEEEEEE /* 14 */,
395 0xFFFFFFFF /* 15 */,
396 };
397
398 UsesSource = ROP4_USES_SOURCE(BltInfo->Rop4);
399 UsesPattern = ROP4_USES_PATTERN(BltInfo->Rop4);
400
401 SourceY = BltInfo->SourcePoint.y;
402 RoundedRight = BltInfo->DestRect.right -
403 ((BltInfo->DestRect.right - BltInfo->DestRect.left) & 0x7);
404
405 if (UsesPattern)
406 {
407 if (BltInfo->PatternSurface)
408 {
409 PatternY = (BltInfo->DestRect.top + BltInfo->BrushOrigin.y) %
410 BltInfo->PatternSurface->sizlBitmap.cy;
411 }
412 else
413 {
414 if (BltInfo->Brush)
415 Pattern = ExpandSolidColor[BltInfo->Brush->iSolidColor];
416 }
417 }
418
419 for (DestY = BltInfo->DestRect.top; DestY < BltInfo->DestRect.bottom; DestY++)
420 {
421 DestBits = (PULONG)(
422 (PBYTE)BltInfo->DestSurface->pvScan0 +
423 (BltInfo->DestRect.left >> 1) +
424 DestY * BltInfo->DestSurface->lDelta);
425 SourceX = BltInfo->SourcePoint.x;
426 DestX = BltInfo->DestRect.left;
427
428 if (DestX & 0x1)
429 {
430 Dest = DIB_4BPP_GetPixel(BltInfo->DestSurface, DestX, DestY);
431
432 if (UsesSource)
433 {
434 Source = DIB_GetSource(BltInfo->SourceSurface, SourceX, SourceY, BltInfo->XlateSourceToDest);
435 }
436
437 if (BltInfo->PatternSurface)
438 {
439 Pattern = DIB_GetSourceIndex(BltInfo->PatternSurface,
440 (DestX + BltInfo->BrushOrigin.x) % BltInfo->PatternSurface->sizlBitmap.cx, PatternY);
441 }
442
443 DIB_4BPP_PutPixel(BltInfo->DestSurface, DestX, DestY, DIB_DoRop(BltInfo->Rop4, Dest, Source, Pattern) & 0xF);
444
445 DestX++;
446 SourceX++;
447 DestBits = (PULONG)((ULONG_PTR)DestBits + 1);
448 }
449
450 for (; DestX < RoundedRight; DestX += 8, SourceX += 8, DestBits++)
451 {
452 Dest = *DestBits;
453 if (UsesSource)
454 {
455 Source =
456 (DIB_GetSource(BltInfo->SourceSurface, SourceX + 1, SourceY, BltInfo->XlateSourceToDest)) |
457 (DIB_GetSource(BltInfo->SourceSurface, SourceX + 0, SourceY, BltInfo->XlateSourceToDest) << 4) |
458 (DIB_GetSource(BltInfo->SourceSurface, SourceX + 3, SourceY, BltInfo->XlateSourceToDest) << 8) |
459 (DIB_GetSource(BltInfo->SourceSurface, SourceX + 2, SourceY, BltInfo->XlateSourceToDest) << 12) |
460 (DIB_GetSource(BltInfo->SourceSurface, SourceX + 5, SourceY, BltInfo->XlateSourceToDest) << 16) |
461 (DIB_GetSource(BltInfo->SourceSurface, SourceX + 4, SourceY, BltInfo->XlateSourceToDest) << 20) |
462 (DIB_GetSource(BltInfo->SourceSurface, SourceX + 7, SourceY, BltInfo->XlateSourceToDest) << 24) |
463 (DIB_GetSource(BltInfo->SourceSurface, SourceX + 6, SourceY, BltInfo->XlateSourceToDest) << 28);
464 }
465 if (BltInfo->PatternSurface)
466 {
467 Pattern = DIB_GetSourceIndex(BltInfo->PatternSurface, (DestX + BltInfo->BrushOrigin.x + 1) % BltInfo->PatternSurface->sizlBitmap.cx, PatternY);
468 Pattern |= DIB_GetSourceIndex(BltInfo->PatternSurface, (DestX + BltInfo->BrushOrigin.x + 0) % BltInfo->PatternSurface->sizlBitmap.cx, PatternY) << 4;
469 Pattern |= DIB_GetSourceIndex(BltInfo->PatternSurface, (DestX + BltInfo->BrushOrigin.x + 3) % BltInfo->PatternSurface->sizlBitmap.cx, PatternY) << 8;
470 Pattern |= DIB_GetSourceIndex(BltInfo->PatternSurface, (DestX + BltInfo->BrushOrigin.x + 2) % BltInfo->PatternSurface->sizlBitmap.cx, PatternY) << 12;
471 Pattern |= DIB_GetSourceIndex(BltInfo->PatternSurface, (DestX + BltInfo->BrushOrigin.x + 5) % BltInfo->PatternSurface->sizlBitmap.cx, PatternY) << 16;
472 Pattern |= DIB_GetSourceIndex(BltInfo->PatternSurface, (DestX + BltInfo->BrushOrigin.x + 4) % BltInfo->PatternSurface->sizlBitmap.cx, PatternY) << 20;
473 Pattern |= DIB_GetSourceIndex(BltInfo->PatternSurface, (DestX + BltInfo->BrushOrigin.x + 7) % BltInfo->PatternSurface->sizlBitmap.cx, PatternY) << 24;
474 Pattern |= DIB_GetSourceIndex(BltInfo->PatternSurface, (DestX + BltInfo->BrushOrigin.x + 6) % BltInfo->PatternSurface->sizlBitmap.cx, PatternY) << 28;
475 }
476 *DestBits = DIB_DoRop(BltInfo->Rop4, Dest, Source, Pattern);
477 }
478
479 /* Process the rest of pixel on the line */
480 for (; DestX < BltInfo->DestRect.right; DestX++, SourceX++)
481 {
482 Dest = DIB_4BPP_GetPixel(BltInfo->DestSurface, DestX, DestY);
483 if (UsesSource)
484 {
485 Source = DIB_GetSource(BltInfo->SourceSurface, SourceX, SourceY, BltInfo->XlateSourceToDest);
486 }
487 if (BltInfo->PatternSurface)
488 {
489 Pattern = DIB_GetSourceIndex(BltInfo->PatternSurface,
490 (DestX + BltInfo->BrushOrigin.x) % BltInfo->PatternSurface->sizlBitmap.cx, PatternY);
491 }
492 DIB_4BPP_PutPixel(BltInfo->DestSurface, DestX, DestY, DIB_DoRop(BltInfo->Rop4, Dest, Source, Pattern) & 0xF);
493 }
494
495 SourceY++;
496 if (BltInfo->PatternSurface)
497 {
498 PatternY++;
499 PatternY %= BltInfo->PatternSurface->sizlBitmap.cy;
500 }
501 }
502
503 return TRUE;
504}
BOOLEAN
unsigned char BOOLEAN
Definition: ProcessorBind.h:185
DIB_4BPP_GetPixel
ULONG DIB_4BPP_GetPixel(SURFOBJ *SurfObj, LONG x, LONG y)
Definition: dib4bpp.c:26
DIB_4BPP_PutPixel
VOID DIB_4BPP_PutPixel(SURFOBJ *SurfObj, LONG x, LONG y, ULONG c)
Definition: dib4bpp.c:19
TRUE
#define TRUE
Definition: types.h:120
ROP4_USES_PATTERN
#define ROP4_USES_PATTERN(Rop4)
Definition: inteng.h:46
ROP4_USES_SOURCE
#define ROP4_USES_SOURCE(Rop4)
Definition: inteng.h:45
Source
_In_ UINT _In_ UINT _In_ PNDIS_PACKET Source
Definition: ndis.h:3169
PBYTE
BYTE * PBYTE
Definition: pedump.c:66
LONG
long LONG
Definition: pedump.c:60
RECTL::right
long right
Definition: polytest.cpp:53
RECTL::top
long top
Definition: polytest.cpp:53
RECTL::left
long left
Definition: polytest.cpp:53
_BLTINFO::DestRect
RECTL DestRect
Definition: dib.h:26
_BLTINFO::BrushOrigin
POINTL BrushOrigin
Definition: dib.h:29
_BLTINFO::SourceSurface
SURFOBJ * SourceSurface
Definition: dib.h:23
_BLTINFO::DestSurface
SURFOBJ * DestSurface
Definition: dib.h:22
_BLTINFO::Rop4
ROP4 Rop4
Definition: dib.h:30
_BLTINFO::PatternSurface
SURFOBJ * PatternSurface
Definition: dib.h:24
_BLTINFO::Brush
BRUSHOBJ * Brush
Definition: dib.h:28
_BLTINFO::SourcePoint
POINTL SourcePoint
Definition: dib.h:27
_BLTINFO::XlateSourceToDest
XLATEOBJ * XlateSourceToDest
Definition: dib.h:25
_BRUSHOBJ::iSolidColor
ULONG iSolidColor
Definition: winddi.h:234
_POINTL::y
LONG y
Definition: windef.h:330
_POINTL::x
LONG x
Definition: windef.h:329
_SIZE::cx
LONG cx
Definition: kdterminal.h:27
_SIZE::cy
LONG cy
Definition: kdterminal.h:28
_SURFOBJ::sizlBitmap
SIZEL sizlBitmap
Definition: winddi.h:1209
_SURFOBJ::pvScan0
PVOID pvScan0
Definition: winddi.h:1212
_SURFOBJ::lDelta
LONG lDelta
Definition: winddi.h:1213
PULONG
uint32_t * PULONG
Definition: typedefs.h:59
ULONG_PTR
uint32_t ULONG_PTR
Definition: typedefs.h:65
ULONG
uint32_t ULONG
Definition: typedefs.h:59
DIB_DoRop
ULONG DIB_DoRop(ULONG Rop, ULONG Dest, ULONG Source, ULONG Pattern)
Definition: dib.c:92
DIB_GetSource
#define DIB_GetSource(SourceSurf, sx, sy, ColorTranslation)
Definition: dib.h:136
DIB_GetSourceIndex
#define DIB_GetSourceIndex(SourceSurf, sx, sy)
Definition: dib.h:141

◆ DIB_4BPP_BitBltSrcCopy()

BOOLEAN DIB_4BPP_BitBltSrcCopy ( PBLTINFO  BltInfo)

Definition at line 63 of file dib4bpp.c.

64{
65 LONG i, j, sx, sy, f2, xColor;
66 PBYTE SourceBits_24BPP, SourceLine_24BPP;
67 PBYTE DestBits, DestLine, SourceBits_8BPP, SourceLine_8BPP;
68 PBYTE SourceBits, SourceLine;
69 BOOLEAN bTopToBottom, bLeftToRight;
70
71 DPRINT("DIB_4BPP_BitBltSrcCopy: SrcSurf cx/cy (%d/%d), DestSuft cx/cy (%d/%d) dstRect: (%d,%d)-(%d,%d)\n",
72 BltInfo->SourceSurface->sizlBitmap.cx, BltInfo->SourceSurface->sizlBitmap.cy,
73 BltInfo->DestSurface->sizlBitmap.cx, BltInfo->DestSurface->sizlBitmap.cy,
74 BltInfo->DestRect.left, BltInfo->DestRect.top, BltInfo->DestRect.right, BltInfo->DestRect.bottom);
75
76 /* Get back left to right flip here */
77 bLeftToRight = (BltInfo->DestRect.left > BltInfo->DestRect.right);
78
79 /* Check for top to bottom flip needed. */
80 bTopToBottom = BltInfo->DestRect.top > BltInfo->DestRect.bottom;
81
82 /* Make WellOrdered with top < bottom and left < right */
83 RECTL_vMakeWellOrdered(&BltInfo->DestRect);
84
85 DPRINT("BPP is '%d/%d' & BltInfo->SourcePoint.x is '%d' & BltInfo->SourcePoint.y is '%d'.\n",
86 BltInfo->SourceSurface->iBitmapFormat, BltInfo->SourcePoint.x, BltInfo->SourcePoint.y);
87
88 DestBits = (PBYTE)BltInfo->DestSurface->pvScan0 +
89 (BltInfo->DestRect.left >> 1) +
90 BltInfo->DestRect.top * BltInfo->DestSurface->lDelta;
91
92 switch (BltInfo->SourceSurface->iBitmapFormat)
93 {
94 case BMF_1BPP:
95 DPRINT("1BPP Case Selected with DestRect Width of '%d'.\n",
96 BltInfo->DestRect.right - BltInfo->DestRect.left);
97
98 sx = BltInfo->SourcePoint.x;
99
100 /* This sets sy to the top line */
101 sy = BltInfo->SourcePoint.y;
102
103 if (bTopToBottom)
104 {
105 /* This sets sy to the bottom line */
106 sy += (BltInfo->DestRect.bottom - BltInfo->DestRect.top - 1) * BltInfo->SourceSurface->lDelta;
107 }
108
109 for (j=BltInfo->DestRect.top; j<BltInfo->DestRect.bottom; j++)
110 {
111 sx = BltInfo->SourcePoint.x;
112
113 if (bLeftToRight)
114 {
115 /* This sets the sx to the rightmost pixel */
116 sx += (BltInfo->DestRect.right - BltInfo->DestRect.left - 1);
117 }
118
119 for (i=BltInfo->DestRect.left; i<BltInfo->DestRect.right; i++)
120 {
121 if(DIB_1BPP_GetPixel(BltInfo->SourceSurface, sx, sy) == 0)
122 {
123 DIB_4BPP_PutPixel(BltInfo->DestSurface, i, j, XLATEOBJ_iXlate(BltInfo->XlateSourceToDest, 0));
124 }
125 else
126 {
127 DIB_4BPP_PutPixel(BltInfo->DestSurface, i, j, XLATEOBJ_iXlate(BltInfo->XlateSourceToDest, 1));
128 }
129 DEC_OR_INC(sx, bLeftToRight, 1);
130 }
131 DEC_OR_INC(sy, bTopToBottom, 1);
132 }
133 break;
134
135 case BMF_4BPP:
136 DPRINT("4BPP Case Selected with DestRect Width of '%d'.\n",
137 BltInfo->DestRect.right - BltInfo->DestRect.left);
138
139 /* This sets sy to the top line */
140 sy = BltInfo->SourcePoint.y;
141
142 if (bTopToBottom)
143 {
144 /* This sets sy to the bottom line */
145 sy += (BltInfo->DestRect.bottom - BltInfo->DestRect.top - 1)
146 * BltInfo->SourceSurface->lDelta;
147 }
148
149 for (j=BltInfo->DestRect.top; j<BltInfo->DestRect.bottom; j++)
150 {
151 sx = BltInfo->SourcePoint.x;
152
153 if (bLeftToRight)
154 {
155 /* This sets the sx to the rightmost pixel */
156 sx += (BltInfo->DestRect.right - BltInfo->DestRect.left - 1);
157 }
158
159 for (i=BltInfo->DestRect.left; i<BltInfo->DestRect.right; i++)
160 {
161 if (NULL != BltInfo->XlateSourceToDest)
162 {
163 DIB_4BPP_PutPixel(BltInfo->DestSurface, i, j,
164 XLATEOBJ_iXlate(BltInfo->XlateSourceToDest,
165 DIB_4BPP_GetPixel(BltInfo->SourceSurface, sx, sy)));
166 }
167 else
168 {
169 DIB_4BPP_PutPixel(BltInfo->DestSurface, i, j,
170 DIB_4BPP_GetPixel(BltInfo->SourceSurface, sx, sy));
171 }
172 DEC_OR_INC(sx, bLeftToRight, 1);
173 }
174 DEC_OR_INC(sy, bTopToBottom, 1);
175 }
176 break;
177
178 case BMF_8BPP:
179 DPRINT("8BPP-dstRect: (%d,%d)-(%d,%d) and Width of '%d'.\n",
180 BltInfo->DestRect.left, BltInfo->DestRect.top,
181 BltInfo->DestRect.right, BltInfo->DestRect.bottom,
182 BltInfo->DestRect.right - BltInfo->DestRect.left);
183
184 SourceBits_8BPP = (PBYTE)BltInfo->SourceSurface->pvScan0 +
185 (BltInfo->SourcePoint.y * BltInfo->SourceSurface->lDelta) + BltInfo->SourcePoint.x;
186
187 if (bTopToBottom)
188 {
189 /* This sets SourceBits to the bottom line */
190 SourceBits_8BPP = (PBYTE)((LONG_PTR)SourceBits_8BPP +
191 ((BltInfo->DestRect.bottom - BltInfo->DestRect.top - 1) *
192 BltInfo->SourceSurface->lDelta));
193 }
194
195 for (j=BltInfo->DestRect.top; j<BltInfo->DestRect.bottom; j++)
196 {
197 SourceLine_8BPP = SourceBits_8BPP;
198 DestLine = DestBits;
199
200 if (bLeftToRight)
201 {
202 /* This sets SourceBits_8BPP to the rightmost pixel */
203 SourceBits_8BPP += (BltInfo->DestRect.right - BltInfo->DestRect.left - 1);
204 }
205
206 f2 = BltInfo->DestRect.left & 1;
207
208 for (i=BltInfo->DestRect.left; i<BltInfo->DestRect.right; i++)
209 {
210 *DestLine = (*DestLine & notmask[f2]) |
211 (BYTE)((XLATEOBJ_iXlate(BltInfo->XlateSourceToDest, *SourceLine_8BPP)) << ((4 * (1 - f2))));
212 if (f2 == 1) { DestLine++; f2 = 0; } else { f2 = 1; }
213 DEC_OR_INC(SourceLine_8BPP, bLeftToRight, 1);
214 }
215 DEC_OR_INC(SourceBits_8BPP, bTopToBottom, BltInfo->SourceSurface->lDelta);
216 DestBits += BltInfo->DestSurface->lDelta;
217 }
218 break;
219
220 case BMF_16BPP:
221 DPRINT("16BPP Case Selected with DestRect Width of '%d'.\n",
222 BltInfo->DestRect.right - BltInfo->DestRect.left);
223
224 DPRINT("BMF_16BPP-dstRect: (%d,%d)-(%d,%d) and Width of '%d'.\n",
225 BltInfo->DestRect.left, BltInfo->DestRect.top,
226 BltInfo->DestRect.right, BltInfo->DestRect.bottom,
227 BltInfo->DestRect.right - BltInfo->DestRect.left);
228
229 SourceLine = (PBYTE)BltInfo->SourceSurface->pvScan0 +
230 (BltInfo->SourcePoint.y * BltInfo->SourceSurface->lDelta) +
231 2 * BltInfo->SourcePoint.x;
232
233 if (bTopToBottom)
234 {
235 /* This sets SourceLine to the bottom line */
236 SourceLine += (BltInfo->DestRect.bottom - BltInfo->DestRect.top - 1) *
237 BltInfo->SourceSurface->lDelta;;
238 }
239
240 DestLine = DestBits;
241
242 for (j = BltInfo->DestRect.top; j < BltInfo->DestRect.bottom; j++)
243 {
244 SourceBits = SourceLine;
245
246 if (bLeftToRight)
247 {
248 /* This sets SourceBits to the rightmost pixel */
249 SourceBits += (BltInfo->DestRect.right - BltInfo->DestRect.left - 1) * 2;
250 }
251
252 DestBits = DestLine;
253 f2 = BltInfo->DestRect.left & 1;
254
255 for (i = BltInfo->DestRect.left; i < BltInfo->DestRect.right; i++)
256 {
257 xColor = *((PWORD) SourceBits);
258 *DestBits = (*DestBits & notmask[f2]) |
259 (BYTE)((XLATEOBJ_iXlate(BltInfo->XlateSourceToDest, xColor)) << ((4 * (1 - f2))));
260 if(f2 == 1) { DestBits++; f2 = 0; } else { f2 = 1; }
261
262 DEC_OR_INC(SourceBits, bLeftToRight, 2);
263 }
264
265 DEC_OR_INC(SourceLine, bTopToBottom, BltInfo->SourceSurface->lDelta);
266 DestLine += BltInfo->DestSurface->lDelta;
267 }
268 break;
269
270 case BMF_24BPP:
271
272 DPRINT("24BPP-dstRect: (%d,%d)-(%d,%d) and Width of '%d'.\n",
273 BltInfo->DestRect.left, BltInfo->DestRect.top,
274 BltInfo->DestRect.right, BltInfo->DestRect.bottom,
275 BltInfo->DestRect.right - BltInfo->DestRect.left);
276
277 SourceBits_24BPP = (PBYTE)BltInfo->SourceSurface->pvScan0 +
278 (BltInfo->SourcePoint.y * BltInfo->SourceSurface->lDelta) +
279 BltInfo->SourcePoint.x * 3;
280
281 if (bTopToBottom)
282 {
283 /* This sets SourceLine to the bottom line */
284 SourceBits_24BPP += BltInfo->SourceSurface->lDelta *
285 (BltInfo->DestRect.bottom - BltInfo->DestRect.top - 1);
286 }
287
288 for (j=BltInfo->DestRect.top; j<BltInfo->DestRect.bottom; j++)
289 {
290 SourceLine_24BPP = SourceBits_24BPP;
291 DestLine = DestBits;
292 f2 = BltInfo->DestRect.left & 1;
293
294 if (bLeftToRight)
295 {
296 /* This sets the SourceBits_24BPP to the rightmost pixel */
297 SourceLine_24BPP += (BltInfo->DestRect.right - BltInfo->DestRect.left - 1) * 3;
298 }
299
300 for (i=BltInfo->DestRect.left; i<BltInfo->DestRect.right; i++)
301 {
302 xColor = (*(SourceLine_24BPP + 2) << 0x10) +
303 (*(SourceLine_24BPP + 1) << 0x08) +
304 (*(SourceLine_24BPP));
305 *DestLine = (*DestLine & notmask[f2]) |
306 (BYTE)((XLATEOBJ_iXlate(BltInfo->XlateSourceToDest, xColor)) << ((4 * (1 - f2))));
307 if(f2 == 1) { DestLine++; f2 = 0; } else { f2 = 1; }
308 DEC_OR_INC(SourceLine_24BPP, bLeftToRight, 3);
309 }
310 DEC_OR_INC(SourceBits_24BPP, bTopToBottom, BltInfo->SourceSurface->lDelta);
311 DestBits += BltInfo->DestSurface->lDelta;
312 }
313 break;
314
315 case BMF_32BPP:
316 DPRINT("32BPP Case Selected with DestRect Width of '%d'.\n",
317 BltInfo->DestRect.right - BltInfo->DestRect.left);
318
319 SourceLine = (PBYTE)BltInfo->SourceSurface->pvScan0 +
320 (BltInfo->SourcePoint.y * BltInfo->SourceSurface->lDelta) +
321 4 * BltInfo->SourcePoint.x;
322
323 if (bTopToBottom)
324 {
325 /* This sets SourceLine to the bottom line */
326 SourceLine += BltInfo->DestRect.bottom - BltInfo->DestRect.top - 1;
327 }
328
329 DestLine = DestBits;
330
331 for (j = BltInfo->DestRect.top; j < BltInfo->DestRect.bottom; j++)
332 {
333 SourceBits = SourceLine;
334 DestBits = DestLine;
335
336 if (bLeftToRight)
337 {
338 /* This sets SourceBits to the rightmost pixel */
339 SourceBits += (BltInfo->DestRect.right - BltInfo->DestRect.left - 1) * 4;
340 }
341
342 f2 = BltInfo->DestRect.left & 1;
343
344 for (i = BltInfo->DestRect.left; i < BltInfo->DestRect.right; i++)
345 {
346 xColor = *((PDWORD) SourceBits);
347 *DestBits = (*DestBits & notmask[f2]) |
348 (BYTE)((XLATEOBJ_iXlate(BltInfo->XlateSourceToDest, xColor)) << ((4 * (1 - f2))));
349 if(f2 == 1) { DestBits++; f2 = 0; } else { f2 = 1; }
350
351 DEC_OR_INC(SourceBits, bLeftToRight, 4);
352 }
353
354 DEC_OR_INC(SourceLine, bTopToBottom, BltInfo->SourceSurface->lDelta);
355 DestLine += BltInfo->DestSurface->lDelta;
356 }
357 break;
358
359 default:
360 DbgPrint("DIB_4BPP_BitBltSrcCopy: Unhandled Source BPP: %u\n",
361 BitsPerFormat(BltInfo->SourceSurface->iBitmapFormat));
362 return FALSE;
363 }
364 return(TRUE);
365}
DEC_OR_INC
#define DEC_OR_INC(var, decTrue, amount)
Definition: dib4bpp.c:15
NULL
#define NULL
Definition: types.h:112
FALSE
#define FALSE
Definition: types.h:117
i
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
j
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint GLint GLint j
Definition: glfuncs.h:250
DbgPrint
#define DbgPrint
Definition: hal.h:12
LONG_PTR
__int3264 LONG_PTR
Definition: mstsclib_h.h:276
PWORD
WORD * PWORD
Definition: pedump.c:67
PDWORD
DWORD * PDWORD
Definition: pedump.c:68
f2
#define f2(x, y, z)
Definition: sha1.c:31
DPRINT
#define DPRINT
Definition: sndvol32.h:71
RECTL::bottom
long bottom
Definition: polytest.cpp:53
_SURFOBJ::iBitmapFormat
ULONG iBitmapFormat
Definition: winddi.h:1215
notmask
unsigned char notmask[2]
Definition: dib.c:17
DIB_1BPP_GetPixel
ULONG DIB_1BPP_GetPixel(SURFOBJ *, LONG, LONG)
Definition: dib1bpp.c:30
BitsPerFormat
#define BitsPerFormat(Format)
Definition: surface.h:109
RECTL_vMakeWellOrdered
VOID FASTCALL RECTL_vMakeWellOrdered(_Inout_ RECTL *prcl)
Definition: rect.c:81
BMF_16BPP
#define BMF_16BPP
Definition: winddi.h:358
BMF_8BPP
#define BMF_8BPP
Definition: winddi.h:357
BMF_1BPP
#define BMF_1BPP
Definition: winddi.h:355
XLATEOBJ_iXlate
ENGAPI ULONG APIENTRY XLATEOBJ_iXlate(_In_ XLATEOBJ *pxlo, _In_ ULONG iColor)
Definition: xlateobj.c:664
BMF_24BPP
#define BMF_24BPP
Definition: winddi.h:359
BMF_32BPP
#define BMF_32BPP
Definition: winddi.h:360
BMF_4BPP
#define BMF_4BPP
Definition: winddi.h:356
BYTE
unsigned char BYTE
Definition: xxhash.c:193

◆ DIB_4BPP_ColorFill()

BOOLEAN DIB_4BPP_ColorFill ( SURFOBJ *  DestSurface,
RECTL *  DestRect,
ULONG  color 
)

Definition at line 508 of file dib4bpp.c.

509{
510 LONG DestY;
511
512 /* Make WellOrdered by making top < bottom and left < right */
513 RECTL_vMakeWellOrdered(DestRect);
514
515 for (DestY = DestRect->top; DestY < DestRect->bottom; DestY++)
516 {
517 DIB_4BPP_HLine(DestSurface, DestRect->left, DestRect->right, DestY, color);
518 }
519 return TRUE;
520}
DIB_4BPP_HLine
VOID DIB_4BPP_HLine(SURFOBJ *SurfObj, LONG x1, LONG x2, LONG y, ULONG c)
Definition: dib4bpp.c:33
color
GLuint color
Definition: glext.h:6243
bottom
GLint GLint bottom
Definition: glext.h:7726

◆ DIB_4BPP_GetPixel()

ULONG DIB_4BPP_GetPixel ( SURFOBJ *  SurfObj,
LONG  x,
LONG  y 
)

Definition at line 26 of file dib4bpp.c.

27{
28 PBYTE addr = (PBYTE)SurfObj->pvScan0 + (x>>1) + y * SurfObj->lDelta;
29 return (*addr >> ((1-(x&1))<<2)) & 0x0f;
30}
x
GLint GLint GLint GLint GLint x
Definition: gl.h:1548
y
GLint GLint GLint GLint GLint GLint y
Definition: gl.h:1548
addr
GLenum const GLvoid * addr
Definition: glext.h:9621

Referenced by DIB_1BPP_BitBltSrcCopy(), DIB_4BPP_BitBlt(), and DIB_4BPP_BitBltSrcCopy().

◆ DIB_4BPP_HLine()

VOID DIB_4BPP_HLine ( SURFOBJ *  SurfObj,
LONG  x1,
LONG  x2,
LONG  y,
ULONG  c 
)

Definition at line 33 of file dib4bpp.c.

34{
35 PBYTE addr = (PBYTE)SurfObj->pvScan0 + (x1>>1) + y * SurfObj->lDelta;
36 LONG cx = x1;
37
38 while(cx < x2)
39 {
40 *addr = (*addr & notmask[x1&1]) | (BYTE)(c << ((1-(x1&1))<<2));
41 if((++x1 & 1) == 0)
42 ++addr;
43 ++cx;
44 }
45}
c
const GLubyte * c
Definition: glext.h:8905
cx
_Out_opt_ int * cx
Definition: commctrl.h:585
x2
_In_ CLIPOBJ _In_ BRUSHOBJ _In_ LONG _In_ LONG _In_ LONG x2
Definition: winddi.h:3710
x1
_In_ CLIPOBJ _In_ BRUSHOBJ _In_ LONG x1
Definition: winddi.h:3708

Referenced by DIB_4BPP_ColorFill().

◆ DIB_4BPP_PutPixel()

VOID DIB_4BPP_PutPixel ( SURFOBJ *  SurfObj,
LONG  x,
LONG  y,
ULONG  c 
)

Definition at line 19 of file dib4bpp.c.

20{
21 PBYTE addr = (PBYTE)SurfObj->pvScan0 + (x>>1) + y * SurfObj->lDelta;
22 *addr = (*addr & notmask[x&1]) | (BYTE)(c << ((1-(x&1))<<2));
23}

Referenced by DIB_4BPP_BitBlt(), and DIB_4BPP_BitBltSrcCopy().

◆ DIB_4BPP_TransparentBlt()

BOOLEAN DIB_4BPP_TransparentBlt ( SURFOBJ *  DestSurf,
SURFOBJ *  SourceSurf,
RECTL *  DestRect,
RECTL *  SourceRect,
XLATEOBJ *  ColorTranslation,
ULONG  iTransColor 
)

Definition at line 524 of file dib4bpp.c.

527{
528 return FALSE;
529}

◆ DIB_4BPP_VLine()

VOID DIB_4BPP_VLine ( SURFOBJ *  SurfObj,
LONG  x,
LONG  y1,
LONG  y2,
ULONG  c 
)

Definition at line 48 of file dib4bpp.c.

49{
50 PBYTE addr = SurfObj->pvScan0;
51 int lDelta = SurfObj->lDelta;
52
53 addr += (x>>1) + y1 * lDelta;
54 while(y1++ < y2)
55 {
56 *addr = (*addr & notmask[x&1]) | (BYTE)(c << ((1-(x&1))<<2));
57 addr += lDelta;
58 }
59}
y1
_In_ CLIPOBJ _In_ BRUSHOBJ _In_ LONG _In_ LONG y1
Definition: winddi.h:3709
y2
_In_ CLIPOBJ _In_ BRUSHOBJ _In_ LONG _In_ LONG _In_ LONG _In_ LONG y2
Definition: winddi.h:3711