SDL  2.0
SDL_blit_0.c File Reference
#include "../SDL_internal.h"
#include "SDL_video.h"
#include "SDL_blit.h"
+ Include dependency graph for SDL_blit_0.c:

Go to the source code of this file.

Functions

static void BlitBto1 (SDL_BlitInfo *info)
 
static void BlitBto2 (SDL_BlitInfo *info)
 
static void BlitBto3 (SDL_BlitInfo *info)
 
static void BlitBto4 (SDL_BlitInfo *info)
 
static void BlitBto1Key (SDL_BlitInfo *info)
 
static void BlitBto2Key (SDL_BlitInfo *info)
 
static void BlitBto3Key (SDL_BlitInfo *info)
 
static void BlitBto4Key (SDL_BlitInfo *info)
 
static void BlitBtoNAlpha (SDL_BlitInfo *info)
 
static void BlitBtoNAlphaKey (SDL_BlitInfo *info)
 
SDL_BlitFunc SDL_CalculateBlit0 (SDL_Surface *surface)
 

Variables

static const SDL_BlitFunc bitmap_blit []
 
static const SDL_BlitFunc colorkey_blit []
 

Function Documentation

◆ BlitBto1()

static void BlitBto1 ( SDL_BlitInfo info)
static

Definition at line 31 of file SDL_blit_0.c.

32 {
33  int c;
34  int width, height;
35  Uint8 *src, *map, *dst;
36  int srcskip, dstskip;
37 
38  /* Set up some basic variables */
39  width = info->dst_w;
40  height = info->dst_h;
41  src = info->src;
42  srcskip = info->src_skip;
43  dst = info->dst;
44  dstskip = info->dst_skip;
45  map = info->table;
46  srcskip += width - (width + 7) / 8;
47 
48  if (map) {
49  while (height--) {
50  Uint8 byte = 0, bit;
51  for (c = 0; c < width; ++c) {
52  if ((c & 7) == 0) {
53  byte = *src++;
54  }
55  bit = (byte & 0x80) >> 7;
56  if (1) {
57  *dst = map[bit];
58  }
59  dst++;
60  byte <<= 1;
61  }
62  src += srcskip;
63  dst += dstskip;
64  }
65  } else {
66  while (height--) {
67  Uint8 byte = 0, bit;
68  for (c = 0; c < width; ++c) {
69  if ((c & 7) == 0) {
70  byte = *src++;
71  }
72  bit = (byte & 0x80) >> 7;
73  if (1) {
74  *dst = bit;
75  }
76  dst++;
77  byte <<= 1;
78  }
79  src += srcskip;
80  dst += dstskip;
81  }
82  }
83 }

References SDL_BlitInfo::dst, SDL_BlitInfo::dst_h, SDL_BlitInfo::dst_skip, SDL_BlitInfo::dst_w, map, SDL_BlitInfo::src, SDL_BlitInfo::src_skip, and SDL_BlitInfo::table.

◆ BlitBto1Key()

static void BlitBto1Key ( SDL_BlitInfo info)
static

Definition at line 199 of file SDL_blit_0.c.

200 {
201  int width = info->dst_w;
202  int height = info->dst_h;
203  Uint8 *src = info->src;
204  Uint8 *dst = info->dst;
205  int srcskip = info->src_skip;
206  int dstskip = info->dst_skip;
207  Uint32 ckey = info->colorkey;
208  Uint8 *palmap = info->table;
209  int c;
210 
211  /* Set up some basic variables */
212  srcskip += width - (width + 7) / 8;
213 
214  if (palmap) {
215  while (height--) {
216  Uint8 byte = 0, bit;
217  for (c = 0; c < width; ++c) {
218  if ((c & 7) == 0) {
219  byte = *src++;
220  }
221  bit = (byte & 0x80) >> 7;
222  if (bit != ckey) {
223  *dst = palmap[bit];
224  }
225  dst++;
226  byte <<= 1;
227  }
228  src += srcskip;
229  dst += dstskip;
230  }
231  } else {
232  while (height--) {
233  Uint8 byte = 0, bit;
234  for (c = 0; c < width; ++c) {
235  if ((c & 7) == 0) {
236  byte = *src++;
237  }
238  bit = (byte & 0x80) >> 7;
239  if (bit != ckey) {
240  *dst = bit;
241  }
242  dst++;
243  byte <<= 1;
244  }
245  src += srcskip;
246  dst += dstskip;
247  }
248  }
249 }

References SDL_BlitInfo::colorkey, SDL_BlitInfo::dst, SDL_BlitInfo::dst_h, SDL_BlitInfo::dst_skip, SDL_BlitInfo::dst_w, SDL_BlitInfo::src, SDL_BlitInfo::src_skip, and SDL_BlitInfo::table.

◆ BlitBto2()

static void BlitBto2 ( SDL_BlitInfo info)
static

Definition at line 86 of file SDL_blit_0.c.

87 {
88  int c;
89  int width, height;
90  Uint8 *src;
91  Uint16 *map, *dst;
92  int srcskip, dstskip;
93 
94  /* Set up some basic variables */
95  width = info->dst_w;
96  height = info->dst_h;
97  src = info->src;
98  srcskip = info->src_skip;
99  dst = (Uint16 *) info->dst;
100  dstskip = info->dst_skip / 2;
101  map = (Uint16 *) info->table;
102  srcskip += width - (width + 7) / 8;
103 
104  while (height--) {
105  Uint8 byte = 0, bit;
106  for (c = 0; c < width; ++c) {
107  if ((c & 7) == 0) {
108  byte = *src++;
109  }
110  bit = (byte & 0x80) >> 7;
111  if (1) {
112  *dst = map[bit];
113  }
114  byte <<= 1;
115  dst++;
116  }
117  src += srcskip;
118  dst += dstskip;
119  }
120 }

References SDL_BlitInfo::dst, SDL_BlitInfo::dst_h, SDL_BlitInfo::dst_skip, SDL_BlitInfo::dst_w, map, SDL_BlitInfo::src, SDL_BlitInfo::src_skip, and SDL_BlitInfo::table.

◆ BlitBto2Key()

static void BlitBto2Key ( SDL_BlitInfo info)
static

Definition at line 252 of file SDL_blit_0.c.

253 {
254  int width = info->dst_w;
255  int height = info->dst_h;
256  Uint8 *src = info->src;
257  Uint16 *dstp = (Uint16 *) info->dst;
258  int srcskip = info->src_skip;
259  int dstskip = info->dst_skip;
260  Uint32 ckey = info->colorkey;
261  Uint8 *palmap = info->table;
262  int c;
263 
264  /* Set up some basic variables */
265  srcskip += width - (width + 7) / 8;
266  dstskip /= 2;
267 
268  while (height--) {
269  Uint8 byte = 0, bit;
270  for (c = 0; c < width; ++c) {
271  if ((c & 7) == 0) {
272  byte = *src++;
273  }
274  bit = (byte & 0x80) >> 7;
275  if (bit != ckey) {
276  *dstp = ((Uint16 *) palmap)[bit];
277  }
278  byte <<= 1;
279  dstp++;
280  }
281  src += srcskip;
282  dstp += dstskip;
283  }
284 }

References SDL_BlitInfo::colorkey, SDL_BlitInfo::dst, SDL_BlitInfo::dst_h, SDL_BlitInfo::dst_skip, SDL_BlitInfo::dst_w, SDL_BlitInfo::src, SDL_BlitInfo::src_skip, and SDL_BlitInfo::table.

◆ BlitBto3()

static void BlitBto3 ( SDL_BlitInfo info)
static

Definition at line 123 of file SDL_blit_0.c.

124 {
125  int c, o;
126  int width, height;
127  Uint8 *src, *map, *dst;
128  int srcskip, dstskip;
129 
130  /* Set up some basic variables */
131  width = info->dst_w;
132  height = info->dst_h;
133  src = info->src;
134  srcskip = info->src_skip;
135  dst = info->dst;
136  dstskip = info->dst_skip;
137  map = info->table;
138  srcskip += width - (width + 7) / 8;
139 
140  while (height--) {
141  Uint8 byte = 0, bit;
142  for (c = 0; c < width; ++c) {
143  if ((c & 7) == 0) {
144  byte = *src++;
145  }
146  bit = (byte & 0x80) >> 7;
147  if (1) {
148  o = bit * 4;
149  dst[0] = map[o++];
150  dst[1] = map[o++];
151  dst[2] = map[o++];
152  }
153  byte <<= 1;
154  dst += 3;
155  }
156  src += srcskip;
157  dst += dstskip;
158  }
159 }

References SDL_BlitInfo::dst, SDL_BlitInfo::dst_h, SDL_BlitInfo::dst_skip, SDL_BlitInfo::dst_w, map, SDL_BlitInfo::src, SDL_BlitInfo::src_skip, and SDL_BlitInfo::table.

◆ BlitBto3Key()

static void BlitBto3Key ( SDL_BlitInfo info)
static

Definition at line 287 of file SDL_blit_0.c.

288 {
289  int width = info->dst_w;
290  int height = info->dst_h;
291  Uint8 *src = info->src;
292  Uint8 *dst = info->dst;
293  int srcskip = info->src_skip;
294  int dstskip = info->dst_skip;
295  Uint32 ckey = info->colorkey;
296  Uint8 *palmap = info->table;
297  int c;
298 
299  /* Set up some basic variables */
300  srcskip += width - (width + 7) / 8;
301 
302  while (height--) {
303  Uint8 byte = 0, bit;
304  for (c = 0; c < width; ++c) {
305  if ((c & 7) == 0) {
306  byte = *src++;
307  }
308  bit = (byte & 0x80) >> 7;
309  if (bit != ckey) {
310  SDL_memcpy(dst, &palmap[bit * 4], 3);
311  }
312  byte <<= 1;
313  dst += 3;
314  }
315  src += srcskip;
316  dst += dstskip;
317  }
318 }

References SDL_BlitInfo::colorkey, SDL_BlitInfo::dst, SDL_BlitInfo::dst_h, SDL_BlitInfo::dst_skip, SDL_BlitInfo::dst_w, SDL_memcpy, SDL_BlitInfo::src, SDL_BlitInfo::src_skip, and SDL_BlitInfo::table.

◆ BlitBto4()

static void BlitBto4 ( SDL_BlitInfo info)
static

Definition at line 162 of file SDL_blit_0.c.

163 {
164  int width, height;
165  Uint8 *src;
166  Uint32 *map, *dst;
167  int srcskip, dstskip;
168  int c;
169 
170  /* Set up some basic variables */
171  width = info->dst_w;
172  height = info->dst_h;
173  src = info->src;
174  srcskip = info->src_skip;
175  dst = (Uint32 *) info->dst;
176  dstskip = info->dst_skip / 4;
177  map = (Uint32 *) info->table;
178  srcskip += width - (width + 7) / 8;
179 
180  while (height--) {
181  Uint8 byte = 0, bit;
182  for (c = 0; c < width; ++c) {
183  if ((c & 7) == 0) {
184  byte = *src++;
185  }
186  bit = (byte & 0x80) >> 7;
187  if (1) {
188  *dst = map[bit];
189  }
190  byte <<= 1;
191  dst++;
192  }
193  src += srcskip;
194  dst += dstskip;
195  }
196 }

References SDL_BlitInfo::dst, SDL_BlitInfo::dst_h, SDL_BlitInfo::dst_skip, SDL_BlitInfo::dst_w, map, SDL_BlitInfo::src, SDL_BlitInfo::src_skip, and SDL_BlitInfo::table.

◆ BlitBto4Key()

static void BlitBto4Key ( SDL_BlitInfo info)
static

Definition at line 321 of file SDL_blit_0.c.

322 {
323  int width = info->dst_w;
324  int height = info->dst_h;
325  Uint8 *src = info->src;
326  Uint32 *dstp = (Uint32 *) info->dst;
327  int srcskip = info->src_skip;
328  int dstskip = info->dst_skip;
329  Uint32 ckey = info->colorkey;
330  Uint8 *palmap = info->table;
331  int c;
332 
333  /* Set up some basic variables */
334  srcskip += width - (width + 7) / 8;
335  dstskip /= 4;
336 
337  while (height--) {
338  Uint8 byte = 0, bit;
339  for (c = 0; c < width; ++c) {
340  if ((c & 7) == 0) {
341  byte = *src++;
342  }
343  bit = (byte & 0x80) >> 7;
344  if (bit != ckey) {
345  *dstp = ((Uint32 *) palmap)[bit];
346  }
347  byte <<= 1;
348  dstp++;
349  }
350  src += srcskip;
351  dstp += dstskip;
352  }
353 }

References SDL_BlitInfo::colorkey, SDL_BlitInfo::dst, SDL_BlitInfo::dst_h, SDL_BlitInfo::dst_skip, SDL_BlitInfo::dst_w, SDL_BlitInfo::src, SDL_BlitInfo::src_skip, and SDL_BlitInfo::table.

◆ BlitBtoNAlpha()

static void BlitBtoNAlpha ( SDL_BlitInfo info)
static

Definition at line 356 of file SDL_blit_0.c.

357 {
358  int width = info->dst_w;
359  int height = info->dst_h;
360  Uint8 *src = info->src;
361  Uint8 *dst = info->dst;
362  int srcskip = info->src_skip;
363  int dstskip = info->dst_skip;
364  const SDL_Color *srcpal = info->src_fmt->palette->colors;
365  SDL_PixelFormat *dstfmt = info->dst_fmt;
366  int dstbpp;
367  int c;
368  Uint32 pixel;
369  unsigned sR, sG, sB;
370  unsigned dR, dG, dB, dA;
371  const unsigned A = info->a;
372 
373  /* Set up some basic variables */
374  dstbpp = dstfmt->BytesPerPixel;
375  srcskip += width - (width + 7) / 8;
376 
377  while (height--) {
378  Uint8 byte = 0, bit;
379  for (c = 0; c < width; ++c) {
380  if ((c & 7) == 0) {
381  byte = *src++;
382  }
383  bit = (byte & 0x80) >> 7;
384  if (1) {
385  sR = srcpal[bit].r;
386  sG = srcpal[bit].g;
387  sB = srcpal[bit].b;
388  DISEMBLE_RGBA(dst, dstbpp, dstfmt, pixel, dR, dG, dB, dA);
389  ALPHA_BLEND_RGBA(sR, sG, sB, A, dR, dG, dB, dA);
390  ASSEMBLE_RGBA(dst, dstbpp, dstfmt, dR, dG, dB, dA);
391  }
392  byte <<= 1;
393  dst += dstbpp;
394  }
395  src += srcskip;
396  dst += dstskip;
397  }
398 }

References SDL_BlitInfo::a, ALPHA_BLEND_RGBA, ASSEMBLE_RGBA, SDL_Color::b, SDL_PixelFormat::BytesPerPixel, SDL_Palette::colors, DISEMBLE_RGBA, SDL_BlitInfo::dst, SDL_BlitInfo::dst_fmt, SDL_BlitInfo::dst_h, SDL_BlitInfo::dst_skip, SDL_BlitInfo::dst_w, SDL_Color::g, SDL_PixelFormat::palette, SDL_Color::r, SDL_BlitInfo::src, SDL_BlitInfo::src_fmt, and SDL_BlitInfo::src_skip.

Referenced by SDL_CalculateBlit0().

◆ BlitBtoNAlphaKey()

static void BlitBtoNAlphaKey ( SDL_BlitInfo info)
static

Definition at line 401 of file SDL_blit_0.c.

402 {
403  int width = info->dst_w;
404  int height = info->dst_h;
405  Uint8 *src = info->src;
406  Uint8 *dst = info->dst;
407  int srcskip = info->src_skip;
408  int dstskip = info->dst_skip;
409  SDL_PixelFormat *srcfmt = info->src_fmt;
410  SDL_PixelFormat *dstfmt = info->dst_fmt;
411  const SDL_Color *srcpal = srcfmt->palette->colors;
412  int dstbpp;
413  int c;
414  Uint32 pixel;
415  unsigned sR, sG, sB;
416  unsigned dR, dG, dB, dA;
417  const unsigned A = info->a;
418  Uint32 ckey = info->colorkey;
419 
420  /* Set up some basic variables */
421  dstbpp = dstfmt->BytesPerPixel;
422  srcskip += width - (width + 7) / 8;
423 
424  while (height--) {
425  Uint8 byte = 0, bit;
426  for (c = 0; c < width; ++c) {
427  if ((c & 7) == 0) {
428  byte = *src++;
429  }
430  bit = (byte & 0x80) >> 7;
431  if (bit != ckey) {
432  sR = srcpal[bit].r;
433  sG = srcpal[bit].g;
434  sB = srcpal[bit].b;
435  DISEMBLE_RGBA(dst, dstbpp, dstfmt, pixel, dR, dG, dB, dA);
436  ALPHA_BLEND_RGBA(sR, sG, sB, A, dR, dG, dB, dA);
437  ASSEMBLE_RGBA(dst, dstbpp, dstfmt, dR, dG, dB, dA);
438  }
439  byte <<= 1;
440  dst += dstbpp;
441  }
442  src += srcskip;
443  dst += dstskip;
444  }
445 }

References SDL_BlitInfo::a, ALPHA_BLEND_RGBA, ASSEMBLE_RGBA, SDL_Color::b, SDL_PixelFormat::BytesPerPixel, SDL_BlitInfo::colorkey, SDL_Palette::colors, DISEMBLE_RGBA, SDL_BlitInfo::dst, SDL_BlitInfo::dst_fmt, SDL_BlitInfo::dst_h, SDL_BlitInfo::dst_skip, SDL_BlitInfo::dst_w, SDL_Color::g, SDL_PixelFormat::palette, SDL_Color::r, SDL_BlitInfo::src, SDL_BlitInfo::src_fmt, and SDL_BlitInfo::src_skip.

Referenced by SDL_CalculateBlit0().

◆ SDL_CalculateBlit0()

SDL_BlitFunc SDL_CalculateBlit0 ( SDL_Surface surface)

Definition at line 456 of file SDL_blit_0.c.

457 {
458  int which;
459 
460  if (surface->format->BitsPerPixel != 1) {
461  /* We don't support sub 8-bit packed pixel modes */
462  return (SDL_BlitFunc) NULL;
463  }
464  if (surface->map->dst->format->BitsPerPixel < 8) {
465  which = 0;
466  } else {
467  which = surface->map->dst->format->BytesPerPixel;
468  }
469  switch (surface->map->info.flags & ~SDL_COPY_RLE_MASK) {
470  case 0:
471  return bitmap_blit[which];
472 
473  case SDL_COPY_COLORKEY:
474  return colorkey_blit[which];
475 
477  return which >= 2 ? BlitBtoNAlpha : (SDL_BlitFunc) NULL;
478 
480  return which >= 2 ? BlitBtoNAlphaKey : (SDL_BlitFunc) NULL;
481  }
482  return (SDL_BlitFunc) NULL;
483 }

References bitmap_blit, BlitBtoNAlpha(), BlitBtoNAlphaKey(), colorkey_blit, NULL, SDL_COPY_BLEND, SDL_COPY_COLORKEY, SDL_COPY_MODULATE_ALPHA, and SDL_COPY_RLE_MASK.

Referenced by SDL_CalculateBlit().

Variable Documentation

◆ bitmap_blit

const SDL_BlitFunc bitmap_blit[]
static
Initial value:

Definition at line 447 of file SDL_blit_0.c.

Referenced by SDL_CalculateBlit0().

◆ colorkey_blit

const SDL_BlitFunc colorkey_blit[]
static
Initial value:

Definition at line 451 of file SDL_blit_0.c.

Referenced by SDL_CalculateBlit0().

SDL_BlitInfo::src
Uint8 * src
Definition: SDL_blit.h:58
SDL_BlitInfo::src_skip
int src_skip
Definition: SDL_blit.h:61
c
const GLubyte * c
Definition: SDL_opengl_glext.h:11096
ASSEMBLE_RGBA
#define ASSEMBLE_RGBA(buf, bpp, fmt, r, g, b, a)
Definition: SDL_blit.h:403
Uint32
uint32_t Uint32
Definition: SDL_stdinc.h:203
SDL_PixelFormat::BytesPerPixel
Uint8 BytesPerPixel
Definition: SDL_pixels.h:323
SDL_Color::b
Uint8 b
Definition: SDL_pixels.h:302
NULL
#define NULL
Definition: begin_code.h:167
surface
EGLSurface surface
Definition: eglext.h:248
width
GLint GLint GLsizei width
Definition: SDL_opengl.h:1572
SDL_BlitInfo::dst_w
int dst_w
Definition: SDL_blit.h:63
SDL_Color::r
Uint8 r
Definition: SDL_pixels.h:300
BlitBtoNAlpha
static void BlitBtoNAlpha(SDL_BlitInfo *info)
Definition: SDL_blit_0.c:356
SDL_BlitInfo::dst_h
int dst_h
Definition: SDL_blit.h:63
SDL_COPY_COLORKEY
#define SDL_COPY_COLORKEY
Definition: SDL_blit.h:40
map
const GLubyte GLuint GLuint GLuint GLuint alpha GLboolean GLboolean GLboolean GLboolean alpha GLint GLint GLsizei GLsizei GLenum type GLenum GLint GLenum GLint GLint GLsizei GLsizei GLint border GLenum GLint GLint GLint GLint GLint GLsizei GLsizei height GLsizei GLsizei GLenum GLenum const GLvoid *pixels GLenum GLint GLint GLint GLint j2 GLdouble GLdouble GLdouble GLdouble GLdouble GLdouble zFar GLenum GLenum GLint *params GLenum GLenum GLint *params GLenum GLenum GLint *params GLenum GLenum GLfloat *params GLenum GLint GLenum GLenum GLvoid *pixels GLenum GLint GLenum GLint *params GLenum GLenum GLint *params GLenum GLsizei const GLvoid *pointer GLenum GLenum const GLint *params GLenum GLfloat GLfloat GLint GLint const GLfloat *points GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat *points GLint GLfloat GLfloat GLint GLfloat GLfloat v2 GLenum GLenum const GLint *params GLdouble GLdouble GLdouble GLdouble GLdouble GLdouble zFar GLenum map
Definition: SDL_glfuncs.h:291
SDL_COPY_RLE_MASK
#define SDL_COPY_RLE_MASK
Definition: SDL_blit.h:45
DISEMBLE_RGBA
#define DISEMBLE_RGBA(buf, bpp, fmt, Pixel, r, g, b, a)
Definition: SDL_blit.h:354
dst
GLenum GLenum dst
Definition: SDL_opengl_glext.h:1740
SDL_BlitInfo::dst
Uint8 * dst
Definition: SDL_blit.h:62
SDL_memcpy
#define SDL_memcpy
Definition: SDL_dynapi_overrides.h:387
SDL_Palette::colors
SDL_Color * colors
Definition: SDL_pixels.h:310
BlitBto3
static void BlitBto3(SDL_BlitInfo *info)
Definition: SDL_blit_0.c:123
SDL_BlitInfo::src_fmt
SDL_PixelFormat * src_fmt
Definition: SDL_blit.h:66
SDL_Color::g
Uint8 g
Definition: SDL_pixels.h:301
bitmap_blit
static const SDL_BlitFunc bitmap_blit[]
Definition: SDL_blit_0.c:447
BlitBtoNAlphaKey
static void BlitBtoNAlphaKey(SDL_BlitInfo *info)
Definition: SDL_blit_0.c:401
height
GLint GLint GLsizei GLsizei height
Definition: SDL_opengl.h:1572
SDL_COPY_BLEND
#define SDL_COPY_BLEND
Definition: SDL_blit.h:36
SDL_BlitInfo::dst_skip
int dst_skip
Definition: SDL_blit.h:65
SDL_BlitInfo::table
Uint8 * table
Definition: SDL_blit.h:68
BlitBto2Key
static void BlitBto2Key(SDL_BlitInfo *info)
Definition: SDL_blit_0.c:252
SDL_PixelFormat::palette
SDL_Palette * palette
Definition: SDL_pixels.h:321
Uint16
uint16_t Uint16
Definition: SDL_stdinc.h:191
colorkey_blit
static const SDL_BlitFunc colorkey_blit[]
Definition: SDL_blit_0.c:451
BlitBto1
static void BlitBto1(SDL_BlitInfo *info)
Definition: SDL_blit_0.c:31
ALPHA_BLEND_RGBA
#define ALPHA_BLEND_RGBA(sR, sG, sB, sA, dR, dG, dB, dA)
Definition: SDL_blit.h:455
SDL_PixelFormat
Definition: SDL_pixels.h:318
SDL_BlitInfo::a
Uint8 a
Definition: SDL_blit.h:71
BlitBto4Key
static void BlitBto4Key(SDL_BlitInfo *info)
Definition: SDL_blit_0.c:321
SDL_COPY_MODULATE_ALPHA
#define SDL_COPY_MODULATE_ALPHA
Definition: SDL_blit.h:35
BlitBto1Key
static void BlitBto1Key(SDL_BlitInfo *info)
Definition: SDL_blit_0.c:199
SDL_BlitInfo::dst_fmt
SDL_PixelFormat * dst_fmt
Definition: SDL_blit.h:67
BlitBto4
static void BlitBto4(SDL_BlitInfo *info)
Definition: SDL_blit_0.c:162
BlitBto2
static void BlitBto2(SDL_BlitInfo *info)
Definition: SDL_blit_0.c:86
src
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Definition: SDL_opengl_glext.h:1740
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int dstbpp
Definition: SDL_blit_N.c:3230
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Uint32 colorkey
Definition: SDL_blit.h:70
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Definition: SDL_pixels.h:298
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static void BlitBto3Key(SDL_BlitInfo *info)
Definition: SDL_blit_0.c:287
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void(* SDL_BlitFunc)(SDL_BlitInfo *info)
Definition: SDL_blit.h:74
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uint8_t Uint8
Definition: SDL_stdinc.h:179