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mesa: Remove all mention of MESA_FORMAT_CI8
[mesa.git] / src / mesa / main / debug.c
1 /*
2 * Mesa 3-D graphics library
3 * Version: 6.5
4 *
5 * Copyright (C) 1999-2005 Brian Paul All Rights Reserved.
6 * Copyright (C) 2009 VMware, Inc. All Rights Reserved.
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a
9 * copy of this software and associated documentation files (the "Software"),
10 * to deal in the Software without restriction, including without limitation
11 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12 * and/or sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following conditions:
14 *
15 * The above copyright notice and this permission notice shall be included
16 * in all copies or substantial portions of the Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
21 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
22 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
23 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 */
25
26 #include "mtypes.h"
27 #include "attrib.h"
28 #include "colormac.h"
29 #include "enums.h"
30 #include "formats.h"
31 #include "hash.h"
32 #include "imports.h"
33 #include "debug.h"
34 #include "get.h"
35 #include "pixelstore.h"
36 #include "readpix.h"
37 #include "texobj.h"
38
39
40 static const char *
41 tex_target_name(GLenum tgt)
42 {
43 static const struct {
44 GLenum target;
45 const char *name;
46 } tex_targets[] = {
47 { GL_TEXTURE_1D, "GL_TEXTURE_1D" },
48 { GL_TEXTURE_2D, "GL_TEXTURE_2D" },
49 { GL_TEXTURE_3D, "GL_TEXTURE_3D" },
50 { GL_TEXTURE_CUBE_MAP, "GL_TEXTURE_CUBE_MAP" },
51 { GL_TEXTURE_RECTANGLE, "GL_TEXTURE_RECTANGLE" },
52 { GL_TEXTURE_1D_ARRAY_EXT, "GL_TEXTURE_1D_ARRAY" },
53 { GL_TEXTURE_2D_ARRAY_EXT, "GL_TEXTURE_2D_ARRAY" }
54 };
55 GLuint i;
56 for (i = 0; i < Elements(tex_targets); i++) {
57 if (tex_targets[i].target == tgt)
58 return tex_targets[i].name;
59 }
60 return "UNKNOWN TEX TARGET";
61 }
62
63
64 void
65 _mesa_print_state( const char *msg, GLuint state )
66 {
67 _mesa_debug(NULL,
68 "%s: (0x%x) %s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
69 msg,
70 state,
71 (state & _NEW_MODELVIEW) ? "ctx->ModelView, " : "",
72 (state & _NEW_PROJECTION) ? "ctx->Projection, " : "",
73 (state & _NEW_TEXTURE_MATRIX) ? "ctx->TextureMatrix, " : "",
74 (state & _NEW_COLOR) ? "ctx->Color, " : "",
75 (state & _NEW_DEPTH) ? "ctx->Depth, " : "",
76 (state & _NEW_EVAL) ? "ctx->Eval/EvalMap, " : "",
77 (state & _NEW_FOG) ? "ctx->Fog, " : "",
78 (state & _NEW_HINT) ? "ctx->Hint, " : "",
79 (state & _NEW_LIGHT) ? "ctx->Light, " : "",
80 (state & _NEW_LINE) ? "ctx->Line, " : "",
81 (state & _NEW_PIXEL) ? "ctx->Pixel, " : "",
82 (state & _NEW_POINT) ? "ctx->Point, " : "",
83 (state & _NEW_POLYGON) ? "ctx->Polygon, " : "",
84 (state & _NEW_POLYGONSTIPPLE) ? "ctx->PolygonStipple, " : "",
85 (state & _NEW_SCISSOR) ? "ctx->Scissor, " : "",
86 (state & _NEW_STENCIL) ? "ctx->Stencil, " : "",
87 (state & _NEW_TEXTURE) ? "ctx->Texture, " : "",
88 (state & _NEW_TRANSFORM) ? "ctx->Transform, " : "",
89 (state & _NEW_VIEWPORT) ? "ctx->Viewport, " : "",
90 (state & _NEW_PACKUNPACK) ? "ctx->Pack/Unpack, " : "",
91 (state & _NEW_ARRAY) ? "ctx->Array, " : "",
92 (state & _NEW_RENDERMODE) ? "ctx->RenderMode, " : "",
93 (state & _NEW_BUFFERS) ? "ctx->Visual, ctx->DrawBuffer,, " : "");
94 }
95
96
97
98 void
99 _mesa_print_tri_caps( const char *name, GLuint flags )
100 {
101 _mesa_debug(NULL,
102 "%s: (0x%x) %s%s%s%s%s%s%s%s%s%s%s%s%s\n",
103 name,
104 flags,
105 (flags & DD_FLATSHADE) ? "flat-shade, " : "",
106 (flags & DD_SEPARATE_SPECULAR) ? "separate-specular, " : "",
107 (flags & DD_TRI_LIGHT_TWOSIDE) ? "tri-light-twoside, " : "",
108 (flags & DD_TRI_TWOSTENCIL) ? "tri-twostencil, " : "",
109 (flags & DD_TRI_UNFILLED) ? "tri-unfilled, " : "",
110 (flags & DD_TRI_STIPPLE) ? "tri-stipple, " : "",
111 (flags & DD_TRI_OFFSET) ? "tri-offset, " : "",
112 (flags & DD_TRI_SMOOTH) ? "tri-smooth, " : "",
113 (flags & DD_LINE_SMOOTH) ? "line-smooth, " : "",
114 (flags & DD_LINE_STIPPLE) ? "line-stipple, " : "",
115 (flags & DD_POINT_SMOOTH) ? "point-smooth, " : "",
116 (flags & DD_POINT_ATTEN) ? "point-atten, " : "",
117 (flags & DD_TRI_CULL_FRONT_BACK) ? "cull-all, " : ""
118 );
119 }
120
121
122 /**
123 * Print information about this Mesa version and build options.
124 */
125 void _mesa_print_info( void )
126 {
127 _mesa_debug(NULL, "Mesa GL_VERSION = %s\n",
128 (char *) _mesa_GetString(GL_VERSION));
129 _mesa_debug(NULL, "Mesa GL_RENDERER = %s\n",
130 (char *) _mesa_GetString(GL_RENDERER));
131 _mesa_debug(NULL, "Mesa GL_VENDOR = %s\n",
132 (char *) _mesa_GetString(GL_VENDOR));
133 _mesa_debug(NULL, "Mesa GL_EXTENSIONS = %s\n",
134 (char *) _mesa_GetString(GL_EXTENSIONS));
135 #if defined(THREADS)
136 _mesa_debug(NULL, "Mesa thread-safe: YES\n");
137 #else
138 _mesa_debug(NULL, "Mesa thread-safe: NO\n");
139 #endif
140 #if defined(USE_X86_ASM)
141 _mesa_debug(NULL, "Mesa x86-optimized: YES\n");
142 #else
143 _mesa_debug(NULL, "Mesa x86-optimized: NO\n");
144 #endif
145 #if defined(USE_SPARC_ASM)
146 _mesa_debug(NULL, "Mesa sparc-optimized: YES\n");
147 #else
148 _mesa_debug(NULL, "Mesa sparc-optimized: NO\n");
149 #endif
150 }
151
152
153 /**
154 * Set the debugging flags.
155 *
156 * \param debug debug string
157 *
158 * If compiled with debugging support then search for keywords in \p debug and
159 * enables the verbose debug output of the respective feature.
160 */
161 static void add_debug_flags( const char *debug )
162 {
163 #ifdef DEBUG
164 struct debug_option {
165 const char *name;
166 GLbitfield flag;
167 };
168 static const struct debug_option debug_opt[] = {
169 { "varray", VERBOSE_VARRAY },
170 { "tex", VERBOSE_TEXTURE },
171 { "mat", VERBOSE_MATERIAL },
172 { "pipe", VERBOSE_PIPELINE },
173 { "driver", VERBOSE_DRIVER },
174 { "state", VERBOSE_STATE },
175 { "api", VERBOSE_API },
176 { "list", VERBOSE_DISPLAY_LIST },
177 { "lighting", VERBOSE_LIGHTING },
178 { "disassem", VERBOSE_DISASSEM },
179 { "draw", VERBOSE_DRAW },
180 { "swap", VERBOSE_SWAPBUFFERS }
181 };
182 GLuint i;
183
184 MESA_VERBOSE = 0x0;
185 for (i = 0; i < Elements(debug_opt); i++) {
186 if (strstr(debug, debug_opt[i].name) || strcmp(debug, "all") == 0)
187 MESA_VERBOSE |= debug_opt[i].flag;
188 }
189
190 /* Debug flag:
191 */
192 if (strstr(debug, "flush"))
193 MESA_DEBUG_FLAGS |= DEBUG_ALWAYS_FLUSH;
194
195 #else
196 (void) debug;
197 #endif
198 }
199
200
201 void
202 _mesa_init_debug( struct gl_context *ctx )
203 {
204 char *c;
205 c = _mesa_getenv("MESA_DEBUG");
206 if (c)
207 add_debug_flags(c);
208
209 c = _mesa_getenv("MESA_VERBOSE");
210 if (c)
211 add_debug_flags(c);
212 }
213
214
215 /*
216 * Write ppm file
217 */
218 static void
219 write_ppm(const char *filename, const GLubyte *buffer, int width, int height,
220 int comps, int rcomp, int gcomp, int bcomp, GLboolean invert)
221 {
222 FILE *f = fopen( filename, "w" );
223 if (f) {
224 int x, y;
225 const GLubyte *ptr = buffer;
226 fprintf(f,"P6\n");
227 fprintf(f,"# ppm-file created by osdemo.c\n");
228 fprintf(f,"%i %i\n", width,height);
229 fprintf(f,"255\n");
230 fclose(f);
231 f = fopen( filename, "ab" ); /* reopen in binary append mode */
232 for (y=0; y < height; y++) {
233 for (x = 0; x < width; x++) {
234 int yy = invert ? (height - 1 - y) : y;
235 int i = (yy * width + x) * comps;
236 fputc(ptr[i+rcomp], f); /* write red */
237 fputc(ptr[i+gcomp], f); /* write green */
238 fputc(ptr[i+bcomp], f); /* write blue */
239 }
240 }
241 fclose(f);
242 }
243 else {
244 fprintf(stderr, "Unable to create %s in write_ppm()\n", filename);
245 }
246 }
247
248
249 /**
250 * Write a texture image to a ppm file.
251 * \param face cube face in [0,5]
252 * \param level mipmap level
253 */
254 static void
255 write_texture_image(struct gl_texture_object *texObj,
256 GLuint face, GLuint level)
257 {
258 struct gl_texture_image *img = texObj->Image[face][level];
259 if (img) {
260 GET_CURRENT_CONTEXT(ctx);
261 struct gl_pixelstore_attrib store;
262 GLubyte *buffer;
263 char s[100];
264
265 buffer = (GLubyte *) malloc(img->Width * img->Height
266 * img->Depth * 4);
267
268 store = ctx->Pack; /* save */
269 ctx->Pack = ctx->DefaultPacking;
270
271 ctx->Driver.GetTexImage(ctx, texObj->Target, level,
272 GL_RGBA, GL_UNSIGNED_BYTE,
273 buffer, texObj, img);
274
275 /* make filename */
276 _mesa_snprintf(s, sizeof(s), "/tmp/tex%u.l%u.f%u.ppm", texObj->Name, level, face);
277
278 printf(" Writing image level %u to %s\n", level, s);
279 write_ppm(s, buffer, img->Width, img->Height, 4, 0, 1, 2, GL_FALSE);
280
281 ctx->Pack = store; /* restore */
282
283 free(buffer);
284 }
285 }
286
287
288 /**
289 * Write renderbuffer image to a ppm file.
290 */
291 void
292 _mesa_write_renderbuffer_image(const struct gl_renderbuffer *rb)
293 {
294 GET_CURRENT_CONTEXT(ctx);
295 GLubyte *buffer;
296 char s[100];
297 GLenum format, type;
298
299 if (rb->_BaseFormat == GL_RGB ||
300 rb->_BaseFormat == GL_RGBA) {
301 format = GL_RGBA;
302 type = GL_UNSIGNED_BYTE;
303 }
304 else if (rb->_BaseFormat == GL_DEPTH_STENCIL) {
305 format = GL_DEPTH_STENCIL;
306 type = GL_UNSIGNED_INT_24_8;
307 }
308 else {
309 _mesa_debug(NULL,
310 "Unsupported BaseFormat 0x%x in "
311 "_mesa_write_renderbuffer_image()\n",
312 rb->_BaseFormat);
313 return;
314 }
315
316 buffer = (GLubyte *) malloc(rb->Width * rb->Height * 4);
317
318 ctx->Driver.ReadPixels(ctx, 0, 0, rb->Width, rb->Height,
319 format, type, &ctx->DefaultPacking, buffer);
320
321 /* make filename */
322 _mesa_snprintf(s, sizeof(s), "/tmp/renderbuffer%u.ppm", rb->Name);
323 _mesa_snprintf(s, sizeof(s), "C:\\renderbuffer%u.ppm", rb->Name);
324
325 printf(" Writing renderbuffer image to %s\n", s);
326
327 _mesa_debug(NULL, " Writing renderbuffer image to %s\n", s);
328
329 write_ppm(s, buffer, rb->Width, rb->Height, 4, 0, 1, 2, GL_TRUE);
330
331 free(buffer);
332 }
333
334
335 /** How many texture images (mipmap levels, faces) to write to files */
336 #define WRITE_NONE 0
337 #define WRITE_ONE 1
338 #define WRITE_ALL 2
339
340 static GLuint WriteImages;
341
342
343 static void
344 dump_texture(struct gl_texture_object *texObj, GLuint writeImages)
345 {
346 const GLuint numFaces = texObj->Target == GL_TEXTURE_CUBE_MAP ? 6 : 1;
347 GLboolean written = GL_FALSE;
348 GLuint i, j;
349
350 printf("Texture %u\n", texObj->Name);
351 printf(" Target %s\n", tex_target_name(texObj->Target));
352 for (i = 0; i < MAX_TEXTURE_LEVELS; i++) {
353 for (j = 0; j < numFaces; j++) {
354 struct gl_texture_image *texImg = texObj->Image[j][i];
355 if (texImg) {
356 printf(" Face %u level %u: %d x %d x %d, format %s\n",
357 j, i,
358 texImg->Width, texImg->Height, texImg->Depth,
359 _mesa_get_format_name(texImg->TexFormat));
360 if (writeImages == WRITE_ALL ||
361 (writeImages == WRITE_ONE && !written)) {
362 write_texture_image(texObj, j, i);
363 written = GL_TRUE;
364 }
365 }
366 }
367 }
368 }
369
370
371 /**
372 * Dump a single texture.
373 */
374 void
375 _mesa_dump_texture(GLuint texture, GLuint writeImages)
376 {
377 GET_CURRENT_CONTEXT(ctx);
378 struct gl_texture_object *texObj = _mesa_lookup_texture(ctx, texture);
379 if (texObj) {
380 dump_texture(texObj, writeImages);
381 }
382 }
383
384
385 static void
386 dump_texture_cb(GLuint id, void *data, void *userData)
387 {
388 struct gl_texture_object *texObj = (struct gl_texture_object *) data;
389 (void) userData;
390 dump_texture(texObj, WriteImages);
391 }
392
393
394 /**
395 * Print basic info about all texture objext to stdout.
396 * If dumpImages is true, write PPM of level[0] image to a file.
397 */
398 void
399 _mesa_dump_textures(GLuint writeImages)
400 {
401 GET_CURRENT_CONTEXT(ctx);
402 WriteImages = writeImages;
403 _mesa_HashWalk(ctx->Shared->TexObjects, dump_texture_cb, ctx);
404 }
405
406
407 static void
408 dump_renderbuffer(const struct gl_renderbuffer *rb, GLboolean writeImage)
409 {
410 printf("Renderbuffer %u: %u x %u IntFormat = %s\n",
411 rb->Name, rb->Width, rb->Height,
412 _mesa_lookup_enum_by_nr(rb->InternalFormat));
413 if (writeImage) {
414 _mesa_write_renderbuffer_image(rb);
415 }
416 }
417
418
419 static void
420 dump_renderbuffer_cb(GLuint id, void *data, void *userData)
421 {
422 const struct gl_renderbuffer *rb = (const struct gl_renderbuffer *) data;
423 (void) userData;
424 dump_renderbuffer(rb, WriteImages);
425 }
426
427
428 /**
429 * Print basic info about all renderbuffers to stdout.
430 * If dumpImages is true, write PPM of level[0] image to a file.
431 */
432 void
433 _mesa_dump_renderbuffers(GLboolean writeImages)
434 {
435 GET_CURRENT_CONTEXT(ctx);
436 WriteImages = writeImages;
437 _mesa_HashWalk(ctx->Shared->RenderBuffers, dump_renderbuffer_cb, ctx);
438 }
439
440
441
442 void
443 _mesa_dump_color_buffer(const char *filename)
444 {
445 GET_CURRENT_CONTEXT(ctx);
446 const GLuint w = ctx->DrawBuffer->Width;
447 const GLuint h = ctx->DrawBuffer->Height;
448 GLubyte *buf;
449
450 buf = (GLubyte *) malloc(w * h * 4);
451
452 _mesa_PushClientAttrib(GL_CLIENT_PIXEL_STORE_BIT);
453 _mesa_PixelStorei(GL_PACK_ALIGNMENT, 1);
454 _mesa_PixelStorei(GL_PACK_INVERT_MESA, GL_TRUE);
455
456 _mesa_ReadPixels(0, 0, w, h, GL_RGBA, GL_UNSIGNED_BYTE, buf);
457
458 printf("ReadBuffer %p 0x%x DrawBuffer %p 0x%x\n",
459 (void *) ctx->ReadBuffer->_ColorReadBuffer,
460 ctx->ReadBuffer->ColorReadBuffer,
461 (void *) ctx->DrawBuffer->_ColorDrawBuffers[0],
462 ctx->DrawBuffer->ColorDrawBuffer[0]);
463 printf("Writing %d x %d color buffer to %s\n", w, h, filename);
464 write_ppm(filename, buf, w, h, 4, 0, 1, 2, GL_TRUE);
465
466 _mesa_PopClientAttrib();
467
468 free(buf);
469 }
470
471
472 void
473 _mesa_dump_depth_buffer(const char *filename)
474 {
475 GET_CURRENT_CONTEXT(ctx);
476 const GLuint w = ctx->DrawBuffer->Width;
477 const GLuint h = ctx->DrawBuffer->Height;
478 GLuint *buf;
479 GLubyte *buf2;
480 GLuint i;
481
482 buf = (GLuint *) malloc(w * h * 4); /* 4 bpp */
483 buf2 = (GLubyte *) malloc(w * h * 3); /* 3 bpp */
484
485 _mesa_PushClientAttrib(GL_CLIENT_PIXEL_STORE_BIT);
486 _mesa_PixelStorei(GL_PACK_ALIGNMENT, 1);
487 _mesa_PixelStorei(GL_PACK_INVERT_MESA, GL_TRUE);
488
489 _mesa_ReadPixels(0, 0, w, h, GL_DEPTH_COMPONENT, GL_UNSIGNED_INT, buf);
490
491 /* spread 24 bits of Z across R, G, B */
492 for (i = 0; i < w * h; i++) {
493 buf2[i*3+0] = (buf[i] >> 24) & 0xff;
494 buf2[i*3+1] = (buf[i] >> 16) & 0xff;
495 buf2[i*3+2] = (buf[i] >> 8) & 0xff;
496 }
497
498 printf("Writing %d x %d depth buffer to %s\n", w, h, filename);
499 write_ppm(filename, buf2, w, h, 3, 0, 1, 2, GL_TRUE);
500
501 _mesa_PopClientAttrib();
502
503 free(buf);
504 free(buf2);
505 }
506
507
508 void
509 _mesa_dump_stencil_buffer(const char *filename)
510 {
511 GET_CURRENT_CONTEXT(ctx);
512 const GLuint w = ctx->DrawBuffer->Width;
513 const GLuint h = ctx->DrawBuffer->Height;
514 GLubyte *buf;
515 GLubyte *buf2;
516 GLuint i;
517
518 buf = (GLubyte *) malloc(w * h); /* 1 bpp */
519 buf2 = (GLubyte *) malloc(w * h * 3); /* 3 bpp */
520
521 _mesa_PushClientAttrib(GL_CLIENT_PIXEL_STORE_BIT);
522 _mesa_PixelStorei(GL_PACK_ALIGNMENT, 1);
523 _mesa_PixelStorei(GL_PACK_INVERT_MESA, GL_TRUE);
524
525 _mesa_ReadPixels(0, 0, w, h, GL_STENCIL_INDEX, GL_UNSIGNED_BYTE, buf);
526
527 for (i = 0; i < w * h; i++) {
528 buf2[i*3+0] = buf[i];
529 buf2[i*3+1] = (buf[i] & 127) * 2;
530 buf2[i*3+2] = (buf[i] - 128) * 2;
531 }
532
533 printf("Writing %d x %d stencil buffer to %s\n", w, h, filename);
534 write_ppm(filename, buf2, w, h, 3, 0, 1, 2, GL_TRUE);
535
536 _mesa_PopClientAttrib();
537
538 free(buf);
539 free(buf2);
540 }
541
542
543 void
544 _mesa_dump_image(const char *filename, const void *image, GLuint w, GLuint h,
545 GLenum format, GLenum type)
546 {
547 GLboolean invert = GL_TRUE;
548
549 if (format == GL_RGBA && type == GL_UNSIGNED_BYTE) {
550 write_ppm(filename, image, w, h, 4, 0, 1, 2, invert);
551 }
552 else if (format == GL_BGRA && type == GL_UNSIGNED_BYTE) {
553 write_ppm(filename, image, w, h, 4, 2, 1, 0, invert);
554 }
555 else if (format == GL_LUMINANCE_ALPHA && type == GL_UNSIGNED_BYTE) {
556 write_ppm(filename, image, w, h, 2, 1, 0, 0, invert);
557 }
558 else {
559 _mesa_problem(NULL, "Unsupported format/type in _mesa_dump_image()");
560 }
561 }
562
563
564 /**
565 * Quick and dirty function to "print" a texture to stdout.
566 */
567 void
568 _mesa_print_texture(struct gl_context *ctx, struct gl_texture_image *img)
569 {
570 #if CHAN_TYPE != GL_UNSIGNED_BYTE
571 _mesa_problem(NULL, "PrintTexture not supported");
572 #else
573 const GLint slice = 0;
574 GLint srcRowStride;
575 GLuint i, j, c;
576 GLubyte *data;
577
578 ctx->Driver.MapTextureImage(ctx, img, slice,
579 0, 0, img->Width, img->Height, GL_MAP_READ_BIT,
580 &data, &srcRowStride);
581
582 if (!data) {
583 printf("No texture data\n");
584 }
585 else {
586 /* XXX add more formats or make into a new format utility function */
587 switch (img->TexFormat) {
588 case MESA_FORMAT_A8:
589 case MESA_FORMAT_L8:
590 case MESA_FORMAT_I8:
591 c = 1;
592 break;
593 case MESA_FORMAT_AL88:
594 case MESA_FORMAT_AL88_REV:
595 c = 2;
596 break;
597 case MESA_FORMAT_RGB888:
598 case MESA_FORMAT_BGR888:
599 c = 3;
600 break;
601 case MESA_FORMAT_RGBA8888:
602 case MESA_FORMAT_ARGB8888:
603 c = 4;
604 break;
605 default:
606 _mesa_problem(NULL, "error in PrintTexture\n");
607 return;
608 }
609
610 for (i = 0; i < img->Height; i++) {
611 for (j = 0; j < img->Width; j++) {
612 if (c==1)
613 printf("%02x ", data[0]);
614 else if (c==2)
615 printf("%02x%02x ", data[0], data[1]);
616 else if (c==3)
617 printf("%02x%02x%02x ", data[0], data[1], data[2]);
618 else if (c==4)
619 printf("%02x%02x%02x%02x ", data[0], data[1], data[2], data[3]);
620 data += (srcRowStride - img->Width) * c;
621 }
622 /* XXX use img->ImageStride here */
623 printf("\n");
624
625 }
626 }
627
628 ctx->Driver.UnmapTextureImage(ctx, img, slice);
629 #endif
630 }