pack_texture.c@ 71007

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1	/* Copyright (c) 2001, Stanford University
2	* All rights reserved
3	*
4	* See the file LICENSE.txt for information on redistributing this software.
5	*/
6
7	#include "packer.h"
8	#include "cr_pixeldata.h"
9	#include "cr_error.h"
10	#include "cr_string.h"
11	#include "cr_version.h"
12	#include "cr_glstate.h"
13
14	void PACK_APIENTRY
15	crPackTexImage1D(GLenum target, GLint level,
16	GLint internalformat, GLsizei width, GLint border,
17	GLenum format, GLenum type, const GLvoid * pixels,
18	const CRPixelPackState * unpackstate)
19	{
20	unsigned char *data_ptr;
21	int packet_length;
22	int noimagedata = (pixels == NULL) \|\| crStateIsBufferBound(GL_PIXEL_UNPACK_BUFFER_ARB);
23
24	packet_length =
25	sizeof(target) +
26	sizeof(level) +
27	sizeof(internalformat) +
28	sizeof(width) +
29	sizeof(border) + sizeof(format) + sizeof(type) + sizeof(int) + sizeof(GLint);
30
31	if (!noimagedata)
32	{
33	packet_length += crImageSize(format, type, width, 1);
34	}
35
36	data_ptr = (unsigned char *) crPackAlloc(packet_length);
37	WRITE_DATA(0, GLenum, target);
38	WRITE_DATA(4, GLint, level);
39	WRITE_DATA(8, GLint, internalformat);
40	WRITE_DATA(12, GLsizei, width);
41	WRITE_DATA(16, GLint, border);
42	WRITE_DATA(20, GLenum, format);
43	WRITE_DATA(24, GLenum, type);
44	WRITE_DATA(28, int, noimagedata);
45	WRITE_DATA(32, GLint, (GLint)(uintptr_t) pixels);
46
47	if (!noimagedata)
48	{
49	crPixelCopy1D((void *) (data_ptr + 36), format, type,
50	pixels, format, type, width, unpackstate);
51	}
52
53	crHugePacket(CR_TEXIMAGE1D_OPCODE, data_ptr);
54	crPackFree( data_ptr );
55	}
56
57	void PACK_APIENTRY
58	crPackTexImage2D(GLenum target, GLint level,
59	GLint internalformat, GLsizei width, GLsizei height,
60	GLint border, GLenum format, GLenum type,
61	const GLvoid * pixels, const CRPixelPackState * unpackstate)
62	{
63	unsigned char *data_ptr;
64	int packet_length;
65	const int noimagedata = (pixels == NULL) \|\| crStateIsBufferBound(GL_PIXEL_UNPACK_BUFFER_ARB);
66	const int is_distrib = ((type == GL_TRUE) \|\| (type == GL_FALSE));
67	int distrib_buf_len = 0;
68
69	packet_length =
70	sizeof(target) +
71	sizeof(level) +
72	sizeof(internalformat) +
73	sizeof(width) +
74	sizeof(height) +
75	sizeof(border) + sizeof(format) + sizeof(type) + sizeof(int) + sizeof(GLint);
76
77	if (!noimagedata)
78	{
79	if (is_distrib)
80	{
81	/* Pixels is a zero-terminated filename, followed by the usual image
82	* data if type == GL_TRUE.
83	* Also note that the image data can't have any unusual pixel packing
84	* parameters.
85	*/
86	CRASSERT(format == GL_RGB);
87	distrib_buf_len = crStrlen(pixels) + 1 +
88	((type == GL_TRUE) ? width * height * 3 : 0);
89	packet_length += distrib_buf_len;
90	}
91	else
92	{
93	packet_length += crImageSize(format, type, width, height);
94	}
95	}
96
97	data_ptr = (unsigned char *) crPackAlloc(packet_length);
98	WRITE_DATA(0, GLenum, target);
99	WRITE_DATA(4, GLint, level);
100	WRITE_DATA(8, GLint, internalformat);
101	WRITE_DATA(12, GLsizei, width);
102	WRITE_DATA(16, GLsizei, height);
103	WRITE_DATA(20, GLint, border);
104	WRITE_DATA(24, GLenum, format);
105	WRITE_DATA(28, GLenum, type);
106	WRITE_DATA(32, int, noimagedata);
107	WRITE_DATA(36, GLint, (GLint)(uintptr_t) pixels);
108
109	if (!noimagedata)
110	{
111	if (is_distrib)
112	{
113	crMemcpy((void *) (data_ptr + 40), pixels, distrib_buf_len);
114	}
115	else
116	{
117	crPixelCopy2D(width, height,
118	(void ) (data_ptr + 40), / dest image addr */
119	format, type, /* dest image format/type */
120	NULL, /* dst packing (use default params) */
121	pixels, /* src image addr */
122	format, type, /* src image format/type */
123	unpackstate); /* src packing */
124	}
125	}
126
127	crHugePacket(CR_TEXIMAGE2D_OPCODE, data_ptr);
128	crPackFree( data_ptr );
129	}
130
131	#if defined( GL_EXT_texture3D )
132	void PACK_APIENTRY
133	crPackTexImage3DEXT(GLenum target, GLint level,
134	GLenum internalformat,
135	GLsizei width, GLsizei height, GLsizei depth, GLint border,
136	GLenum format, GLenum type, const GLvoid *pixels,
137	const CRPixelPackState *unpackstate )
138	{
139	unsigned char *data_ptr;
140	int packet_length;
141	int noimagedata = (pixels == NULL) \|\| crStateIsBufferBound(GL_PIXEL_UNPACK_BUFFER_ARB);
142	int is_distrib = ( (type == GL_TRUE) \|\| (type == GL_FALSE) ) ;
143	int distrib_buf_len = 0;
144	int tex_size = 0;
145
146	packet_length =
147	sizeof( target ) +
148	sizeof( level ) +
149	sizeof( internalformat ) +
150	sizeof( width ) +
151	sizeof( height ) +
152	sizeof( depth ) +
153	sizeof( border ) +
154	sizeof( format ) +
155	sizeof( type ) +
156	sizeof( int ) + sizeof(GLint);
157
158	if (!noimagedata)
159	{
160	if ( is_distrib )
161	{
162	distrib_buf_len = crStrlen( pixels ) + 1 +
163	( (type == GL_TRUE) ? widthheight3 : 0 ) ;
164	packet_length += distrib_buf_len ;
165	}
166	else
167	{
168	tex_size = crTextureSize( format, type, width, height, depth );
169	packet_length += tex_size;
170	}
171	}
172
173	data_ptr = (unsigned char *) crPackAlloc( packet_length );
174	WRITE_DATA( 0, GLenum, target );
175	WRITE_DATA( 4, GLint, level );
176	WRITE_DATA( 8, GLint, internalformat );
177	WRITE_DATA( 12, GLsizei, width );
178	WRITE_DATA( 16, GLsizei, height );
179	WRITE_DATA( 20, GLsizei, depth );
180	WRITE_DATA( 24, GLint, border );
181	WRITE_DATA( 28, GLenum, format );
182	WRITE_DATA( 32, GLenum, type );
183	WRITE_DATA( 36, int, noimagedata );
184	WRITE_DATA( 40, GLint, (GLint)(uintptr_t) pixels);
185
186	if (!noimagedata)
187	{
188	if ( is_distrib )
189	{
190	crMemcpy( (void*)(data_ptr + 44), pixels, distrib_buf_len ) ;
191	}
192	else
193	{
194	crPixelCopy3D( width, height, depth,
195	(void *)(data_ptr + 44), format, type, NULL,
196	pixels, format, type, unpackstate );
197	}
198	}
199
200	crHugePacket( CR_TEXIMAGE3DEXT_OPCODE, data_ptr );
201	crPackFree( data_ptr );
202	}
203	#endif /* GL_EXT_texture3D */
204
205	#ifdef CR_OPENGL_VERSION_1_2
206	void PACK_APIENTRY
207	crPackTexImage3D(GLenum target, GLint level,
208	GLint internalformat,
209	GLsizei width, GLsizei height,
210	GLsizei depth, GLint border,
211	GLenum format, GLenum type,
212	const GLvoid *pixels,
213	const CRPixelPackState *unpackstate )
214	{
215	unsigned char *data_ptr;
216	int packet_length;
217	int noimagedata = (pixels == NULL) \|\| crStateIsBufferBound(GL_PIXEL_UNPACK_BUFFER_ARB);
218	int is_distrib = ( (type == GL_TRUE) \|\| (type == GL_FALSE) ) ;
219	int distrib_buf_len = 0;
220	int tex_size = 0;
221
222	packet_length =
223	sizeof( target ) +
224	sizeof( level ) +
225	sizeof( internalformat ) +
226	sizeof( width ) +
227	sizeof( height ) +
228	sizeof( depth ) +
229	sizeof( border ) +
230	sizeof( format ) +
231	sizeof( type ) +
232	sizeof( int ) + sizeof(GLint);
233
234	if (!noimagedata)
235	{
236	if ( is_distrib )
237	{
238	distrib_buf_len = crStrlen( pixels ) + 1 +
239	( (type == GL_TRUE) ? widthheight3 : 0 ) ;
240	packet_length += distrib_buf_len ;
241	}
242	else
243	{
244	tex_size = crTextureSize( format, type, width, height, depth );
245	packet_length += tex_size;
246	}
247	}
248
249	data_ptr = (unsigned char *) crPackAlloc( packet_length );
250	WRITE_DATA( 0, GLenum, target );
251	WRITE_DATA( 4, GLint, level );
252	WRITE_DATA( 8, GLint, internalformat );
253	WRITE_DATA( 12, GLsizei, width );
254	WRITE_DATA( 16, GLsizei, height );
255	WRITE_DATA( 20, GLsizei, depth );
256	WRITE_DATA( 24, GLint, border );
257	WRITE_DATA( 28, GLenum, format );
258	WRITE_DATA( 32, GLenum, type );
259	WRITE_DATA( 36, int, noimagedata );
260	WRITE_DATA( 40, GLint, (GLint)(uintptr_t) pixels);
261
262	if (!noimagedata)
263	{
264	if ( is_distrib )
265	{
266	crMemcpy( (void*)(data_ptr + 44), pixels, distrib_buf_len ) ;
267	}
268	else
269	{
270	crPixelCopy3D( width, height, depth,
271	(void *)(data_ptr + 44), format, type, NULL,
272	pixels, format, type, unpackstate );
273	}
274	}
275
276	crHugePacket( CR_TEXIMAGE3D_OPCODE, data_ptr );
277	crPackFree( data_ptr );
278	}
279	#endif /* CR_OPENGL_VERSION_1_2 */
280
281
282	void PACK_APIENTRY
283	crPackDeleteTextures(GLsizei n, const GLuint * textures)
284	{
285	unsigned char *data_ptr;
286	int packet_length =
287	sizeof( n ) +
288	n * sizeof( *textures );
289
290	data_ptr = (unsigned char *) crPackAlloc(packet_length);
291	WRITE_DATA(0, GLsizei, n);
292	crMemcpy(data_ptr + 4, textures, n * sizeof(*textures));
293	crHugePacket(CR_DELETETEXTURES_OPCODE, data_ptr);
294	crPackFree( data_ptr );
295	}
296
297	static void
298	__handleTexEnvData(GLenum target, GLenum pname, const GLfloat * params)
299	{
300	CR_GET_PACKER_CONTEXT(pc);
301	unsigned char *data_ptr;
302	int params_length;
303
304	int packet_length =
305	sizeof( int ) +
306	sizeof( target ) +
307	sizeof( pname );
308
309	if (pname == GL_TEXTURE_ENV_COLOR)
310	{
311	params_length = 4 * sizeof(*params);
312	}
313	else
314	{
315	params_length = sizeof(*params);
316	}
317
318	packet_length += params_length;
319
320	CR_GET_BUFFERED_POINTER(pc, packet_length);
321	WRITE_DATA(0, int, packet_length);
322	WRITE_DATA(sizeof(int) + 0, GLenum, target);
323	WRITE_DATA(sizeof(int) + 4, GLenum, pname);
324	crMemcpy(data_ptr + sizeof(int) + 8, params, params_length);
325	}
326
327
328	void PACK_APIENTRY
329	crPackTexEnvfv(GLenum target, GLenum pname, const GLfloat * params)
330	{
331	CR_GET_PACKER_CONTEXT(pc);
332	__handleTexEnvData(target, pname, params);
333	WRITE_OPCODE(pc, CR_TEXENVFV_OPCODE);
334	CR_UNLOCK_PACKER_CONTEXT(pc);
335	}
336
337	void PACK_APIENTRY
338	crPackTexEnviv(GLenum target, GLenum pname, const GLint * params)
339	{
340	/* floats and ints are the same size, so the packing should be the same */
341	CR_GET_PACKER_CONTEXT(pc);
342	__handleTexEnvData(target, pname, (const GLfloat *) params);
343	WRITE_OPCODE(pc, CR_TEXENVIV_OPCODE);
344	CR_UNLOCK_PACKER_CONTEXT(pc);
345	}
346
347	void PACK_APIENTRY
348	crPackTexEnvf(GLenum target, GLenum pname, GLfloat param)
349	{
350	crPackTexEnvfv(target, pname, &param);
351	}
352
353	void PACK_APIENTRY
354	crPackTexEnvi(GLenum target, GLenum pname, GLint param)
355	{
356	crPackTexEnviv(target, pname, &param);
357	}
358
359	void PACK_APIENTRY
360	crPackPrioritizeTextures(GLsizei n, const GLuint * textures,
361	const GLclampf * priorities)
362	{
363	unsigned char *data_ptr;
364	int packet_length =
365	sizeof(n) +
366	n * sizeof(*textures) +
367	n * sizeof(*priorities);
368
369	data_ptr = (unsigned char *) crPackAlloc(packet_length);
370
371	WRITE_DATA(0, GLsizei, n);
372	crMemcpy(data_ptr + 4, textures, n * sizeof(*textures));
373	crMemcpy(data_ptr + 4 + n * sizeof(*textures),
374	priorities, n * sizeof(*priorities));
375
376	crHugePacket(CR_PRIORITIZETEXTURES_OPCODE, data_ptr);
377	crPackFree( data_ptr );
378	}
379
380	static void
381	__handleTexGenData(GLenum coord, GLenum pname,
382	int sizeof_param, const GLvoid * params)
383	{
384	CR_GET_PACKER_CONTEXT(pc);
385	unsigned char *data_ptr;
386	int packet_length =
387	sizeof(int) + sizeof(coord) + sizeof(pname) + sizeof_param;
388	int params_length = sizeof_param;
389	if (pname == GL_OBJECT_PLANE \|\| pname == GL_EYE_PLANE)
390	{
391	packet_length += 3 * sizeof_param;
392	params_length += 3 * sizeof_param;
393	}
394
395	CR_GET_BUFFERED_POINTER(pc, packet_length);
396	WRITE_DATA(0, int, packet_length);
397	WRITE_DATA(sizeof(int) + 0, GLenum, coord);
398	WRITE_DATA(sizeof(int) + 4, GLenum, pname);
399	crMemcpy(data_ptr + sizeof(int) + 8, params, params_length);
400	}
401
402	void PACK_APIENTRY
403	crPackTexGendv(GLenum coord, GLenum pname, const GLdouble * params)
404	{
405	CR_GET_PACKER_CONTEXT(pc);
406	__handleTexGenData(coord, pname, sizeof(*params), params);
407	WRITE_OPCODE(pc, CR_TEXGENDV_OPCODE);
408	CR_UNLOCK_PACKER_CONTEXT(pc);
409	}
410
411	void PACK_APIENTRY
412	crPackTexGenfv(GLenum coord, GLenum pname, const GLfloat * params)
413	{
414	CR_GET_PACKER_CONTEXT(pc);
415	__handleTexGenData(coord, pname, sizeof(*params), params);
416	WRITE_OPCODE(pc, CR_TEXGENFV_OPCODE);
417	CR_UNLOCK_PACKER_CONTEXT(pc);
418	}
419
420	void PACK_APIENTRY
421	crPackTexGeniv(GLenum coord, GLenum pname, const GLint * params)
422	{
423	CR_GET_PACKER_CONTEXT(pc);
424	__handleTexGenData(coord, pname, sizeof(*params), params);
425	WRITE_OPCODE(pc, CR_TEXGENIV_OPCODE);
426	CR_UNLOCK_PACKER_CONTEXT(pc);
427	}
428
429	void PACK_APIENTRY
430	crPackTexGend(GLenum coord, GLenum pname, GLdouble param)
431	{
432	crPackTexGendv(coord, pname, &param);
433	}
434
435	void PACK_APIENTRY
436	crPackTexGenf(GLenum coord, GLenum pname, GLfloat param)
437	{
438	crPackTexGenfv(coord, pname, &param);
439	}
440
441	void PACK_APIENTRY
442	crPackTexGeni(GLenum coord, GLenum pname, GLint param)
443	{
444	crPackTexGeniv(coord, pname, &param);
445	}
446
447	static GLboolean
448	__handleTexParameterData(GLenum target, GLenum pname, const GLfloat * params)
449	{
450	CR_GET_PACKER_CONTEXT(pc);
451	unsigned char *data_ptr;
452	int packet_length = sizeof(int) + sizeof(target) + sizeof(pname);
453	int num_params = 0;
454
455	switch (pname)
456	{
457	case GL_TEXTURE_MIN_FILTER:
458	case GL_TEXTURE_MAG_FILTER:
459	case GL_TEXTURE_WRAP_R:
460	case GL_TEXTURE_WRAP_S:
461	case GL_TEXTURE_WRAP_T:
462	#ifdef GL_TEXTURE_PRIORITY
463	case GL_TEXTURE_PRIORITY:
464	#endif
465	num_params = 1;
466	break;
467	case GL_TEXTURE_MAX_ANISOTROPY_EXT:
468	num_params = 1;
469	break;
470	case GL_TEXTURE_MIN_LOD:
471	case GL_TEXTURE_MAX_LOD:
472	case GL_TEXTURE_BASE_LEVEL:
473	case GL_TEXTURE_MAX_LEVEL:
474	num_params = 1;
475	break;
476	case GL_TEXTURE_BORDER_COLOR:
477	num_params = 4;
478	break;
479	#ifdef CR_ARB_shadow
480	case GL_TEXTURE_COMPARE_MODE_ARB:
481	case GL_TEXTURE_COMPARE_FUNC_ARB:
482	num_params = 1;
483	break;
484	#endif
485	#ifdef CR_ARB_shadow_ambient
486	case GL_TEXTURE_COMPARE_FAIL_VALUE_ARB:
487	num_params = 1;
488	break;
489	#endif
490	#ifdef CR_ARB_depth_texture
491	case GL_DEPTH_TEXTURE_MODE_ARB:
492	num_params = 1;
493	break;
494	#endif
495	#ifdef CR_SGIS_generate_mipmap
496	case GL_GENERATE_MIPMAP_SGIS:
497	num_params = 1;
498	break;
499	#endif
500	default:
501	num_params = __packTexParameterNumParams(pname);
502	if (!num_params)
503	{
504	__PackError(__LINE__, __FILE__, GL_INVALID_ENUM,
505	"crPackTexParameter(bad pname)");
506	return GL_FALSE;
507	}
508	}
509	packet_length += num_params * sizeof(*params);
510
511	CR_GET_BUFFERED_POINTER(pc, packet_length);
512	WRITE_DATA(0, int, packet_length);
513	WRITE_DATA(sizeof(int) + 0, GLenum, target);
514	WRITE_DATA(sizeof(int) + 4, GLenum, pname);
515	crMemcpy(data_ptr + sizeof(int) + 8, params, num_params * sizeof(*params));
516	return GL_TRUE;
517	}
518
519	void PACK_APIENTRY
520	crPackTexParameterfv(GLenum target, GLenum pname, const GLfloat * params)
521	{
522	CR_GET_PACKER_CONTEXT(pc);
523	if (__handleTexParameterData(target, pname, params))
524	{
525	WRITE_OPCODE(pc, CR_TEXPARAMETERFV_OPCODE);
526	CR_UNLOCK_PACKER_CONTEXT(pc);
527	}
528	}
529
530	void PACK_APIENTRY
531	crPackTexParameteriv(GLenum target, GLenum pname, const GLint * params)
532	{
533	CR_GET_PACKER_CONTEXT(pc);
534	if (__handleTexParameterData(target, pname, (GLfloat *) params))
535	{
536	WRITE_OPCODE(pc, CR_TEXPARAMETERIV_OPCODE);
537	CR_UNLOCK_PACKER_CONTEXT(pc);
538	}
539	}
540
541	void PACK_APIENTRY
542	crPackTexParameterf(GLenum target, GLenum pname, GLfloat param)
543	{
544	crPackTexParameterfv(target, pname, &param);
545	}
546
547	void PACK_APIENTRY
548	crPackTexParameteri(GLenum target, GLenum pname, GLint param)
549	{
550	crPackTexParameteriv(target, pname, &param);
551	}
552
553	#ifdef CR_OPENGL_VERSION_1_2
554	void PACK_APIENTRY
555	crPackTexSubImage3D(GLenum target, GLint level,
556	GLint xoffset, GLint yoffset, GLint zoffset,
557	GLsizei width, GLsizei height, GLsizei depth,
558	GLenum format, GLenum type, const GLvoid * pixels,
559	const CRPixelPackState * unpackstate)
560	{
561	unsigned char *data_ptr;
562	int packet_length;
563	int noimagedata = (pixels == NULL) \|\| crStateIsBufferBound(GL_PIXEL_UNPACK_BUFFER_ARB);
564
565	packet_length =
566	sizeof(target) +
567	sizeof(level) +
568	sizeof(xoffset) +
569	sizeof(yoffset) +
570	sizeof(zoffset) +
571	sizeof(width) +
572	sizeof(height) +
573	sizeof(depth) +
574	sizeof(format) +
575	sizeof(type) + sizeof(int) + sizeof(GLint);
576
577	if (!noimagedata)
578	{
579	packet_length += crTextureSize(format, type, width, height, depth);
580	}
581
582	data_ptr = (unsigned char *) crPackAlloc(packet_length);
583	WRITE_DATA(0, GLenum, target);
584	WRITE_DATA(4, GLint, level);
585	WRITE_DATA(8, GLint, xoffset);
586	WRITE_DATA(12, GLint, yoffset);
587	WRITE_DATA(16, GLint, zoffset);
588	WRITE_DATA(20, GLsizei, width);
589	WRITE_DATA(24, GLsizei, height);
590	WRITE_DATA(28, GLsizei, depth);
591	WRITE_DATA(32, GLenum, format);
592	WRITE_DATA(36, GLenum, type);
593	WRITE_DATA(40, GLint, noimagedata);
594	WRITE_DATA(44, GLint, (GLint)(uintptr_t) pixels);
595
596	if (!noimagedata)
597	{
598	crPixelCopy3D(width, height, depth, (GLvoid ) (data_ptr + 48), format, type, NULL, / dst */
599	pixels, format, type, unpackstate); /* src */
600	}
601
602	crHugePacket(CR_TEXSUBIMAGE3D_OPCODE, data_ptr);
603	crPackFree( data_ptr );
604	}
605	#endif /* CR_OPENGL_VERSION_1_2 */
606
607	void PACK_APIENTRY
608	crPackTexSubImage2D(GLenum target, GLint level,
609	GLint xoffset, GLint yoffset, GLsizei width,
610	GLsizei height, GLenum format, GLenum type,
611	const GLvoid * pixels,
612	const CRPixelPackState * unpackstate)
613	{
614	unsigned char *data_ptr;
615	int packet_length;
616	int noimagedata = (pixels == NULL) \|\| crStateIsBufferBound(GL_PIXEL_UNPACK_BUFFER_ARB);
617
618	packet_length =
619	sizeof(target) +
620	sizeof(level) +
621	sizeof(xoffset) +
622	sizeof(yoffset) +
623	sizeof(width) +
624	sizeof(height) +
625	sizeof(format) + sizeof(type) + sizeof(int) + sizeof(GLint);
626
627	if (!noimagedata)
628	{
629	packet_length += crImageSize(format, type, width, height);
630	}
631
632	data_ptr = (unsigned char *) crPackAlloc(packet_length);
633	WRITE_DATA(0, GLenum, target);
634	WRITE_DATA(4, GLint, level);
635	WRITE_DATA(8, GLint, xoffset);
636	WRITE_DATA(12, GLint, yoffset);
637	WRITE_DATA(16, GLsizei, width);
638	WRITE_DATA(20, GLsizei, height);
639	WRITE_DATA(24, GLenum, format);
640	WRITE_DATA(28, GLenum, type);
641	WRITE_DATA(32, GLint, noimagedata);
642	WRITE_DATA(36, GLint, (GLint)(uintptr_t) pixels);
643
644	if (!noimagedata)
645	{
646	crPixelCopy2D(width, height, (GLvoid ) (data_ptr + 40), format, type, NULL, / dst */
647	pixels, format, type, unpackstate); /* src */
648	}
649
650	crHugePacket(CR_TEXSUBIMAGE2D_OPCODE, data_ptr);
651	crPackFree( data_ptr );
652	}
653
654	void PACK_APIENTRY
655	crPackTexSubImage1D(GLenum target, GLint level,
656	GLint xoffset, GLsizei width, GLenum format, GLenum type,
657	const GLvoid * pixels,
658	const CRPixelPackState * unpackstate)
659	{
660	unsigned char *data_ptr;
661	int packet_length;
662	int noimagedata = (pixels == NULL) \|\| crStateIsBufferBound(GL_PIXEL_UNPACK_BUFFER_ARB);
663
664	packet_length =
665	sizeof(target) +
666	sizeof(level) +
667	sizeof(xoffset) +
668	sizeof(width) +
669	sizeof(format) + sizeof(type) + sizeof(int) + sizeof(GLint);
670
671	if (!noimagedata)
672	{
673	packet_length += crImageSize(format, type, width, 1);
674	}
675
676	data_ptr = (unsigned char *) crPackAlloc(packet_length);
677	WRITE_DATA(0, GLenum, target);
678	WRITE_DATA(4, GLint, level);
679	WRITE_DATA(8, GLint, xoffset);
680	WRITE_DATA(12, GLsizei, width);
681	WRITE_DATA(16, GLenum, format);
682	WRITE_DATA(20, GLenum, type);
683	WRITE_DATA(24, GLint, noimagedata);
684	WRITE_DATA(28, GLint, (GLint)(uintptr_t) pixels);
685
686	if (!noimagedata)
687	{
688	crPixelCopy1D((GLvoid *) (data_ptr + 32), format, type,
689	pixels, format, type, width, unpackstate);
690	}
691
692	crHugePacket(CR_TEXSUBIMAGE1D_OPCODE, data_ptr);
693	crPackFree( data_ptr );
694	}
695
696	void PACK_APIENTRY
697	crPackAreTexturesResident(GLsizei n, const GLuint * textures,
698	GLboolean * residences, GLboolean * return_val,
699	int *writeback)
700	{
701	CR_GET_PACKER_CONTEXT(pc);
702	unsigned char *data_ptr;
703	int packet_length;
704
705	(void) return_val; /* Caller must compute this from residences!!! */
706
707	packet_length = sizeof(int) + /* packet length */
708	sizeof(GLenum) + /* extend-o opcode */
709	sizeof(n) + /* num_textures */
710	n * sizeof(textures) + / textures */
711	8 + 8;
712
713	CR_GET_BUFFERED_POINTER(pc, packet_length);
714	WRITE_DATA(0, int, packet_length);
715	WRITE_DATA(4, GLenum, CR_ARETEXTURESRESIDENT_EXTEND_OPCODE);
716	WRITE_DATA(8, GLsizei, n);
717	crMemcpy(data_ptr + 12, textures, n * sizeof(*textures));
718	WRITE_NETWORK_POINTER(12 + n * sizeof(textures), (void ) residences);
719	WRITE_NETWORK_POINTER(20 + n * sizeof(textures), (void ) writeback);
720	WRITE_OPCODE(pc, CR_EXTEND_OPCODE);
721	CR_CMDBLOCK_CHECK_FLUSH(pc);
722	CR_UNLOCK_PACKER_CONTEXT(pc);
723	}
724
725
726	/**********************************************************************
727	* Texture compression
728	*/
729
730	void PACK_APIENTRY crPackCompressedTexImage1DARB( GLenum target, GLint level, GLenum internalformat, GLsizei width, GLint border, GLsizei imagesize, const GLvoid *data )
731	{
732	unsigned char *data_ptr;
733	int packet_length;
734	int noimagedata = (data == NULL) \|\| crStateIsBufferBound(GL_PIXEL_UNPACK_BUFFER_ARB);
735
736	/* All extended opcodes have their first 8 bytes predefined:
737	* the first four indicate the packet size, and the next four
738	* indicate the actual extended opcode.
739	*/
740	packet_length =
741	sizeof( GLenum) + /* extended opcode */
742	sizeof( target ) +
743	sizeof( level ) +
744	sizeof( internalformat ) +
745	sizeof( width ) +
746	sizeof( border ) +
747	sizeof( imagesize ) +
748	sizeof( int ) + sizeof(GLint);
749
750	if (!noimagedata)
751	{
752	packet_length += imagesize;
753	}
754
755
756	data_ptr = (unsigned char *) crPackAlloc( packet_length );
757	WRITE_DATA( 0, GLenum, CR_COMPRESSEDTEXIMAGE1DARB_EXTEND_OPCODE );
758	WRITE_DATA( 4, GLenum, target );
759	WRITE_DATA( 8, GLint, level );
760	WRITE_DATA( 12, GLint, internalformat );
761	WRITE_DATA( 16, GLsizei, width );
762	WRITE_DATA( 20, GLint, border );
763	WRITE_DATA( 24, GLsizei, imagesize );
764	WRITE_DATA( 28, int, noimagedata );
765	WRITE_DATA( 32, GLint, (GLint)(uintptr_t) data);
766
767	if (!noimagedata) {
768	crMemcpy( (void )(data_ptr + 36), (void )data, imagesize);
769	}
770
771	crHugePacket( CR_EXTEND_OPCODE, data_ptr );
772	crPackFree( data_ptr );
773	}
774
775	void PACK_APIENTRY crPackCompressedTexImage2DARB( GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLint border, GLsizei imagesize, const GLvoid *data )
776	{
777	unsigned char *data_ptr;
778	int packet_length;
779	int noimagedata = (data == NULL) \|\| crStateIsBufferBound(GL_PIXEL_UNPACK_BUFFER_ARB);
780
781	/* All extended opcodes have their first 8 bytes predefined:
782	* the first four indicate the packet size, and the next four
783	* indicate the actual extended opcode.
784	*/
785	packet_length =
786	sizeof( GLenum) + /* extended opcode */
787	sizeof( target ) +
788	sizeof( level ) +
789	sizeof( internalformat ) +
790	sizeof( width ) +
791	sizeof( height ) +
792	sizeof( border ) +
793	sizeof( imagesize ) +
794	sizeof( int ) + sizeof(GLint);
795
796	if (!noimagedata)
797	{
798	packet_length += imagesize;
799	}
800
801	/crDebug( "Compressing that shit: %d", level );/
802
803	data_ptr = (unsigned char *) crPackAlloc( packet_length );
804	WRITE_DATA( 0, GLenum, CR_COMPRESSEDTEXIMAGE2DARB_EXTEND_OPCODE );
805	WRITE_DATA( 4, GLenum, target );
806	WRITE_DATA( 8, GLint, level );
807	WRITE_DATA( 12, GLint, internalformat );
808	WRITE_DATA( 16, GLsizei, width );
809	WRITE_DATA( 20, GLsizei, height );
810	WRITE_DATA( 24, GLint, border );
811	WRITE_DATA( 28, GLsizei, imagesize );
812	WRITE_DATA( 32, int, noimagedata );
813	WRITE_DATA( 36, GLint, (GLint)(uintptr_t) data);
814
815	if (!noimagedata) {
816	crMemcpy( (void )(data_ptr + 40), (void )data, imagesize);
817	}
818
819	crHugePacket( CR_EXTEND_OPCODE, data_ptr );
820	crPackFree( data_ptr );
821	}
822
823	void PACK_APIENTRY crPackCompressedTexImage3DARB( GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLsizei imagesize, const GLvoid *data )
824	{
825	unsigned char *data_ptr;
826	int packet_length;
827	int noimagedata = (data == NULL) \|\| crStateIsBufferBound(GL_PIXEL_UNPACK_BUFFER_ARB);
828
829	/* All extended opcodes have their first 8 bytes predefined:
830	* the first four indicate the packet size, and the next four
831	* indicate the actual extended opcode.
832	*/
833	packet_length =
834	sizeof( GLenum) + /* extended opcode */
835	sizeof( target ) +
836	sizeof( level ) +
837	sizeof( internalformat ) +
838	sizeof( width ) +
839	sizeof( height ) +
840	sizeof( depth ) +
841	sizeof( border ) +
842	sizeof( imagesize ) +
843	sizeof( int ) + sizeof(GLint);
844
845	if (!noimagedata)
846	{
847	packet_length += imagesize;
848	}
849
850	data_ptr = (unsigned char *) crPackAlloc( packet_length );
851	WRITE_DATA( 0, GLenum, CR_COMPRESSEDTEXIMAGE3DARB_EXTEND_OPCODE );
852	WRITE_DATA( 4, GLenum, target );
853	WRITE_DATA( 8, GLint, level );
854	WRITE_DATA( 12, GLint, internalformat );
855	WRITE_DATA( 16, GLsizei, width );
856	WRITE_DATA( 20, GLsizei, height );
857	WRITE_DATA( 24, GLsizei, depth );
858	WRITE_DATA( 28, GLint, border );
859	WRITE_DATA( 32, GLsizei, imagesize );
860	WRITE_DATA( 36, int, noimagedata );
861	WRITE_DATA( 40, GLint, (GLint)(uintptr_t) data);
862
863	if (!noimagedata) {
864	crMemcpy( (void )(data_ptr + 44), (void )data, imagesize);
865	}
866
867	crHugePacket( CR_EXTEND_OPCODE, data_ptr );
868	crPackFree( data_ptr );
869	}
870
871	void PACK_APIENTRY crPackCompressedTexSubImage1DARB( GLenum target, GLint level, GLint xoffset, GLsizei width, GLenum format, GLsizei imagesize, const GLvoid *data )
872	{
873	unsigned char *data_ptr;
874	int packet_length;
875	int noimagedata = (data == NULL) \|\| crStateIsBufferBound(GL_PIXEL_UNPACK_BUFFER_ARB);
876
877	/* All extended opcodes have their first 8 bytes predefined:
878	* the first four indicate the packet size, and the next four
879	* indicate the actual extended opcode.
880	*/
881	packet_length =
882	sizeof( GLenum) + /* extended opcode */
883	sizeof( target ) +
884	sizeof( level ) +
885	sizeof( xoffset ) +
886	sizeof( width ) +
887	sizeof( format ) +
888	sizeof( imagesize ) +
889	sizeof( int ) + sizeof(GLint);
890
891	if (!noimagedata)
892	{
893	packet_length += imagesize;
894	}
895
896	data_ptr = (unsigned char *) crPackAlloc( packet_length );
897	WRITE_DATA( 0, GLenum, CR_COMPRESSEDTEXSUBIMAGE1DARB_EXTEND_OPCODE );
898	WRITE_DATA( 4, GLenum, target );
899	WRITE_DATA( 8, GLint, level );
900	WRITE_DATA( 12, GLint, xoffset );
901	WRITE_DATA( 16, GLsizei, width );
902	WRITE_DATA( 20, GLenum, format );
903	WRITE_DATA( 24, GLsizei, imagesize );
904	WRITE_DATA( 28, int, noimagedata );
905	WRITE_DATA( 32, GLint, (GLint)(uintptr_t) data);
906
907	if (!noimagedata) {
908	crMemcpy( (void )(data_ptr + 36), (void )data, imagesize);
909	}
910
911	crHugePacket( CR_EXTEND_OPCODE, data_ptr );
912	crPackFree( data_ptr );
913	}
914
915	void PACK_APIENTRY crPackCompressedTexSubImage2DARB( GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLsizei imagesize, const GLvoid *data )
916	{
917	unsigned char *data_ptr;
918	int packet_length;
919	int noimagedata = (data == NULL) \|\| crStateIsBufferBound(GL_PIXEL_UNPACK_BUFFER_ARB);
920
921	/* All extended opcodes have their first 8 bytes predefined:
922	* the first four indicate the packet size, and the next four
923	* indicate the actual extended opcode.
924	*/
925	packet_length =
926	sizeof( GLenum) + /* extended opcode */
927	sizeof( target ) +
928	sizeof( level ) +
929	sizeof( xoffset ) +
930	sizeof( yoffset ) +
931	sizeof( width ) +
932	sizeof( height ) +
933	sizeof( format ) +
934	sizeof( imagesize ) +
935	sizeof( int ) + sizeof(GLint);
936
937	if (!noimagedata)
938	{
939	packet_length += imagesize;
940	}
941
942	data_ptr = (unsigned char *) crPackAlloc( packet_length );
943	WRITE_DATA( 0, GLenum, CR_COMPRESSEDTEXSUBIMAGE2DARB_EXTEND_OPCODE );
944	WRITE_DATA( 4, GLenum, target );
945	WRITE_DATA( 8, GLint, level );
946	WRITE_DATA( 12, GLint, xoffset );
947	WRITE_DATA( 16, GLint, yoffset );
948	WRITE_DATA( 20, GLsizei, width );
949	WRITE_DATA( 24, GLsizei, height );
950	WRITE_DATA( 28, GLenum, format );
951	WRITE_DATA( 32, GLsizei, imagesize );
952	WRITE_DATA( 36, int, noimagedata );
953	WRITE_DATA( 40, GLint, (GLint)(uintptr_t) data);
954
955	if (!noimagedata) {
956	crMemcpy( (void )(data_ptr + 44), (void )data, imagesize);
957	}
958
959	crHugePacket( CR_EXTEND_OPCODE, data_ptr );
960	crPackFree( data_ptr );
961	}
962
963	void PACK_APIENTRY crPackCompressedTexSubImage3DARB( GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLsizei imagesize, const GLvoid *data )
964	{
965	unsigned char *data_ptr;
966	int packet_length;
967	int noimagedata = (data == NULL) \|\| crStateIsBufferBound(GL_PIXEL_UNPACK_BUFFER_ARB);
968
969	/* All extended opcodes have their first 8 bytes predefined:
970	* the first four indicate the packet size, and the next four
971	* indicate the actual extended opcode.
972	*/
973	packet_length =
974	sizeof( GLenum) + /* extended opcode */
975	sizeof( target ) +
976	sizeof( level ) +
977	sizeof( xoffset ) +
978	sizeof( yoffset ) +
979	sizeof( zoffset ) +
980	sizeof( width ) +
981	sizeof( height ) +
982	sizeof( depth ) +
983	sizeof( format ) +
984	sizeof( imagesize ) +
985	sizeof( int ) + sizeof(GLint);
986
987	if (!noimagedata)
988	{
989	packet_length += imagesize;
990	}
991
992	data_ptr = (unsigned char *) crPackAlloc( packet_length );
993	WRITE_DATA( 0, GLenum, CR_COMPRESSEDTEXSUBIMAGE3DARB_EXTEND_OPCODE );
994	WRITE_DATA( 4, GLenum, target );
995	WRITE_DATA( 8, GLint, level );
996	WRITE_DATA( 12, GLint, xoffset );
997	WRITE_DATA( 16, GLint, yoffset );
998	WRITE_DATA( 20, GLint, zoffset );
999	WRITE_DATA( 24, GLsizei, width );
1000	WRITE_DATA( 28, GLsizei, height );
1001	WRITE_DATA( 32, GLsizei, depth );
1002	WRITE_DATA( 36, GLenum, format );
1003	WRITE_DATA( 40, GLsizei, imagesize );
1004	WRITE_DATA( 44, int, noimagedata );
1005	WRITE_DATA( 48, GLint, (GLint)(uintptr_t) data);
1006
1007	if (!noimagedata) {
1008	crMemcpy( (void )(data_ptr + 52), (void )data, imagesize);
1009	}
1010
1011	crHugePacket( CR_EXTEND_OPCODE, data_ptr );
1012	crPackFree( data_ptr );
1013	}
1014
1015	void PACK_APIENTRY crPackGetCompressedTexImageARB( GLenum target, GLint level, GLvoid img, int writeback )
1016	{
1017	CR_GET_PACKER_CONTEXT(pc);
1018	int packet_length = sizeof(int)+sizeof(GLenum)+sizeof(target)+sizeof(level)+2*8;
1019	unsigned char *data_ptr;
1020	CR_GET_BUFFERED_POINTER( pc, packet_length );
1021
1022	WRITE_DATA_AI(int, packet_length);
1023	WRITE_DATA_AI(GLenum, CR_GETCOMPRESSEDTEXIMAGEARB_EXTEND_OPCODE);
1024	WRITE_DATA_AI(GLenum, target);
1025	WRITE_DATA_AI(GLint, level);
1026	WRITE_NETWORK_POINTER(0, (void *) img );
1027	WRITE_NETWORK_POINTER(8, (void *) writeback );
1028	WRITE_OPCODE(pc, CR_EXTEND_OPCODE);
1029	CR_UNLOCK_PACKER_CONTEXT(pc);
1030	}

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source: vbox/trunk/src/VBox/GuestHost/OpenGL/packer/pack_texture.c@ 71007

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