1/*
2Copyright (c) 2012, Broadcom Europe Ltd
3All rights reserved.
4
5Redistribution and use in source and binary forms, with or without
6modification, are permitted provided that the following conditions are met:
7 * Redistributions of source code must retain the above copyright
8 notice, this list of conditions and the following disclaimer.
9 * Redistributions in binary form must reproduce the above copyright
10 notice, this list of conditions and the following disclaimer in the
11 documentation and/or other materials provided with the distribution.
12 * Neither the name of the copyright holder nor the
13 names of its contributors may be used to endorse or promote products
14 derived from this software without specific prior written permission.
15
16THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
17ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
20DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*/
27
28
29#define GL_GLEXT_PROTOTYPES /* we want the prototypes so the compiler will check that the signatures match */
30
31#include "interface/khronos/common/khrn_int_common.h"
32
33#include "interface/khronos/glxx/glxx_client.h"
34#include "interface/khronos/common/khrn_client_rpc.h"
35
36#ifdef RPC_DIRECT
37#include "interface/khronos/glxx/glxx_int_impl.h"
38#include "interface/khronos/glxx/gl11_int_impl.h"
39#endif
40
41#include "interface/khronos/include/GLES/gl.h"
42#include "interface/khronos/include/GLES/glext.h"
43
44
45GL_API void* GL_APIENTRY glMapBufferOES (GLenum target, GLenum access)
46{
47 CLIENT_THREAD_STATE_T *thread = CLIENT_GET_THREAD_STATE();
48 void *pointer = 0;
49 if (IS_OPENGLES_11_OR_20(thread)) {
50
51 GLXX_CLIENT_STATE_T *state = GLXX_GET_CLIENT_STATE(thread);
52
53 if(target != GL_ARRAY_BUFFER && target != GL_ELEMENT_ARRAY_BUFFER)
54 {
55 glxx_set_error(state, GL_INVALID_ENUM);
56 }
57 else if(access != GL_WRITE_ONLY_OES)
58 {
59 glxx_set_error(state, GL_INVALID_ENUM);
60 }
61 else
62 {
63 GLXX_BUFFER_INFO_T buffer;
64 glxx_buffer_info_get(state, target, &buffer);
65
66 if(buffer.id !=0 && buffer.cached_size > 0)
67 {
68 if(buffer.mapped_pointer != 0)
69 {
70 /* already mapped */
71 glxx_set_error(state, GL_INVALID_OPERATION);
72 }
73 else
74 {
75
76 pointer = khrn_platform_malloc(buffer.cached_size,"glxx_mapped_buffer");
77
78 if(pointer != 0)
79 {
80 buffer.mapped_pointer = pointer;
81 buffer.mapped_size = buffer.cached_size;
82 }
83 else
84 {
85 buffer.mapped_pointer = 0;
86 buffer.mapped_size = 0;
87 glxx_set_error(state, GL_OUT_OF_MEMORY);
88 }
89 glxx_buffer_info_set(state, target, &buffer);
90 }
91 }
92 else
93 {
94 glxx_set_error(state, GL_INVALID_OPERATION);
95 }
96 }
97 }
98 /*
99 RPC_CALL3_OUT_CTRL(glMapBufferOES_impl,
100 thread,
101 GLMAPBUFFEROES_ID,
102 RPC_ENUM(target),
103 RPC_ENUM(access),
104 &pointer);
105 */
106
107 return pointer;
108}
109
110GL_API GLboolean GL_APIENTRY glUnmapBufferOES (GLenum target)
111{
112 CLIENT_THREAD_STATE_T *thread = CLIENT_GET_THREAD_STATE();
113 GLboolean success = GL_FALSE;
114
115 if (IS_OPENGLES_11_OR_20(thread)) {
116 //use buffer sub data to flush through
117 GLXX_CLIENT_STATE_T *state = GLXX_GET_CLIENT_STATE(thread);
118
119 if(target != GL_ARRAY_BUFFER && target != GL_ELEMENT_ARRAY_BUFFER)
120 {
121 glxx_set_error(state, GL_INVALID_ENUM);
122 }
123 else
124 {
125 GLXX_BUFFER_INFO_T buffer;
126 glxx_buffer_info_get(state, target, &buffer);
127
128 if(buffer.id !=0)
129 {
130 if(buffer.mapped_pointer)
131 {
132 void * p = buffer.mapped_pointer;
133 GLsizeiptr size = buffer.mapped_size;
134
135 buffer.mapped_pointer = 0;
136 buffer.mapped_size = 0;
137 glxx_buffer_info_set(state, target, &buffer);
138
139 glBufferSubData (target, 0, size, p);
140 khrn_platform_free(p);
141 }
142 }
143 }
144 }
145
146 /*
147 if (IS_OPENGLES_11_OR_20(thread)) {
148 success = RPC_BOOLEAN_RES(RPC_CALL1_RES(glUnmapBufferOES_impl,
149 thread,
150 GLUNMAPBUFFEROES_ID,
151 RPC_ENUM(target)));
152 */
153
154 return success;
155}
156
157GL_API void GL_APIENTRY glGetBufferPointervOES (GLenum target, GLenum pname, GLvoid ** params)
158{
159 CLIENT_THREAD_STATE_T *thread = CLIENT_GET_THREAD_STATE();
160
161 params[0] = (void *)0;
162
163 if (IS_OPENGLES_11_OR_20(thread)) {
164 GLXX_CLIENT_STATE_T *state = GLXX_GET_CLIENT_STATE(thread);
165 if(target != GL_ARRAY_BUFFER && target != GL_ELEMENT_ARRAY_BUFFER)
166 {
167 glxx_set_error(state, GL_INVALID_ENUM);
168 }
169 else if(pname != GL_BUFFER_MAP_POINTER_OES)
170 {
171 glxx_set_error(state, GL_INVALID_ENUM);
172 }
173 else
174 {
175 GLXX_BUFFER_INFO_T buffer;
176 glxx_buffer_info_get(state, target, &buffer);
177
178 if(buffer.id !=0)
179 {
180 params[0] = (void *)buffer.mapped_pointer;
181 }
182 }
183 }
184
185 /*
186
187 RPC_CALL3_OUT_CTRL(glGetBufferPointervOES_impl,
188 thread,
189 GLGETBUFFERPOINTERVOES_ID,
190 RPC_ENUM(target),
191 RPC_ENUM(pname),
192 params);
193
194 */
195}
196