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a09e091a JB |
1 | /* |
2 | * (C) Copyright IBM Corporation 2005, 2006 | |
3 | * All Rights Reserved. | |
4 | * | |
5 | * Permission is hereby granted, free of charge, to any person obtaining a | |
6 | * copy of this software and associated documentation files (the "Software"), | |
7 | * to deal in the Software without restriction, including without limitation | |
8 | * the rights to use, copy, modify, merge, publish, distribute, sub license, | |
9 | * and/or sell copies of the Software, and to permit persons to whom the | |
10 | * Software is furnished to do so, subject to the following conditions: | |
11 | * | |
12 | * The above copyright notice and this permission notice (including the next | |
13 | * paragraph) shall be included in all copies or substantial portions of the | |
14 | * Software. | |
15 | * | |
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL | |
19 | * IBM, | |
20 | * AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, | |
21 | * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF | |
22 | * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
23 | * SOFTWARE. | |
24 | */ | |
25 | ||
26 | #ifdef HAVE_DIX_CONFIG_H | |
27 | #include <dix-config.h> | |
28 | #endif | |
29 | ||
30 | #include "glxserver.h" | |
31 | #include "glxbyteorder.h" | |
32 | #include "glxext.h" | |
33 | #include "singlesize.h" | |
34 | #include "unpack.h" | |
35 | #include "indirect_size_get.h" | |
36 | #include "indirect_dispatch.h" | |
37 | ||
38 | int | |
39 | __glXDisp_GetCompressedTexImage(struct __GLXclientStateRec *cl, GLbyte * pc) | |
40 | { | |
41 | xGLXSingleReq *const req = (xGLXSingleReq *) pc; | |
42 | int error; | |
43 | __GLXcontext *const cx = __glXForceCurrent(cl, req->contextTag, &error); | |
44 | ClientPtr client = cl->client; | |
45 | ||
46 | pc += __GLX_SINGLE_HDR_SIZE; | |
47 | if (cx != NULL) { | |
48 | const GLenum target = *(GLenum *) (pc + 0); | |
49 | const GLint level = *(GLint *) (pc + 4); | |
50 | GLint compsize = 0; | |
51 | char *answer = NULL, answerBuffer[200]; | |
52 | ||
53 | glGetTexLevelParameteriv(target, level, GL_TEXTURE_COMPRESSED_IMAGE_SIZE, | |
54 | &compsize); | |
55 | ||
56 | if (compsize != 0) { | |
57 | __GLX_GET_ANSWER_BUFFER(answer, cl, compsize, 1); | |
58 | __glXClearErrorOccured(); | |
59 | glGetCompressedTexImageARB(target, level, answer); | |
60 | } | |
61 | ||
62 | if (__glXErrorOccured()) { | |
63 | __GLX_BEGIN_REPLY(0); | |
64 | __GLX_SEND_HEADER(); | |
65 | } | |
66 | else { | |
67 | __GLX_BEGIN_REPLY(compsize); | |
68 | ((xGLXGetTexImageReply *) &__glXReply)->width = compsize; | |
69 | __GLX_SEND_HEADER(); | |
70 | __GLX_SEND_VOID_ARRAY(compsize); | |
71 | } | |
72 | ||
73 | error = Success; | |
74 | } | |
75 | ||
76 | return error; | |
77 | } | |
78 | ||
79 | int | |
80 | __glXDispSwap_GetCompressedTexImage(struct __GLXclientStateRec *cl, GLbyte * pc) | |
81 | { | |
82 | xGLXSingleReq *const req = (xGLXSingleReq *) pc; | |
83 | int error; | |
84 | __GLXcontext *const cx = | |
85 | __glXForceCurrent(cl, bswap_32(req->contextTag), &error); | |
86 | ClientPtr client = cl->client; | |
87 | ||
88 | pc += __GLX_SINGLE_HDR_SIZE; | |
89 | if (cx != NULL) { | |
90 | const GLenum target = (GLenum) bswap_32(*(int *) (pc + 0)); | |
91 | const GLint level = (GLint) bswap_32(*(int *) (pc + 4)); | |
92 | GLint compsize = 0; | |
93 | char *answer = NULL, answerBuffer[200]; | |
94 | ||
95 | glGetTexLevelParameteriv(target, level, GL_TEXTURE_COMPRESSED_IMAGE_SIZE, | |
96 | &compsize); | |
97 | ||
98 | if (compsize != 0) { | |
99 | __GLX_GET_ANSWER_BUFFER(answer, cl, compsize, 1); | |
100 | __glXClearErrorOccured(); | |
101 | glGetCompressedTexImageARB(target, level, answer); | |
102 | } | |
103 | ||
104 | if (__glXErrorOccured()) { | |
105 | __GLX_BEGIN_REPLY(0); | |
106 | __GLX_SEND_HEADER(); | |
107 | } | |
108 | else { | |
109 | __GLX_BEGIN_REPLY(compsize); | |
110 | ((xGLXGetTexImageReply *) &__glXReply)->width = compsize; | |
111 | __GLX_SEND_HEADER(); | |
112 | __GLX_SEND_VOID_ARRAY(compsize); | |
113 | } | |
114 | ||
115 | error = Success; | |
116 | } | |
117 | ||
118 | return error; | |
119 | } |