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1 /*
2 * Copyright (C) 2011 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 #ifndef _GL2_ENCODER_H_
17 #define _GL2_ENCODER_H_
18 
19 #include "gl2_enc.h"
20 #include "GLClientState.h"
21 #include "GLSharedGroup.h"
22 #include "FixedBuffer.h"
23 
24 #include <string>
25 #include <vector>
26 
27 class GL2Encoder : public gl2_encoder_context_t {
28 public:
29     GL2Encoder(IOStream *stream, ChecksumCalculator* protocol);
30     virtual ~GL2Encoder();
setNoHostError(bool noHostError)31     void setNoHostError(bool noHostError) {
32         m_noHostError = noHostError;
33     }
setClientState(GLClientState * state)34     void setClientState(GLClientState *state) {
35         m_state = state;
36     }
setVersion(int major,int minor,int deviceMajor,int deviceMinor)37     void setVersion(int major, int minor,
38                     int deviceMajor, int deviceMinor) {
39         m_currMajorVersion = major;
40         m_currMinorVersion = minor;
41         m_deviceMajorVersion = deviceMajor;
42         m_deviceMinorVersion = deviceMinor;
43     }
setClientStateMakeCurrent(GLClientState * state,int majorVersion,int minorVersion,int deviceMajorVersion,int deviceMinorVersion)44     void setClientStateMakeCurrent(GLClientState *state,
45                                    int majorVersion,
46                                    int minorVersion,
47                                    int deviceMajorVersion,
48                                    int deviceMinorVersion) {
49         m_state = state;
50         m_state->fromMakeCurrent();
51         m_currMajorVersion = majorVersion;
52         m_currMinorVersion = minorVersion;
53         m_deviceMajorVersion = deviceMajorVersion;
54         m_deviceMinorVersion = deviceMinorVersion;
55     }
setSharedGroup(GLSharedGroupPtr shared)56     void setSharedGroup(GLSharedGroupPtr shared) {
57         m_shared = shared;
58         if (m_state && m_shared.Ptr())
59             m_state->setTextureData(m_shared->getTextureData());
60     }
majorVersion()61     int majorVersion() const { return m_currMajorVersion; }
minorVersion()62     int minorVersion() const { return m_currMinorVersion; }
setExtensions(const char * exts,const std::vector<std::string> & extArray)63     void setExtensions(const char* exts,
64                        const std::vector<std::string>& extArray) {
65         m_currExtensions = std::string(exts);
66         m_currExtensionsArray = extArray;
67     }
hasExtension(const char * ext)68     bool hasExtension(const char* ext) const {
69         return m_currExtensions.find(ext) != std::string::npos;
70     }
state()71     const GLClientState *state() { return m_state; }
shared()72     const GLSharedGroupPtr shared() { return m_shared; }
flush()73     void flush() { m_stream->flush(); }
74 
setInitialized()75     void setInitialized(){ m_initialized = true; };
isInitialized()76     bool isInitialized(){ return m_initialized; };
77 
setError(GLenum error)78     virtual void setError(GLenum error){ m_error = error; };
getError()79     virtual GLenum getError() { return m_error; };
80 
81     void override2DTextureTarget(GLenum target);
82     void restore2DTextureTarget(GLenum target);
83     void associateEGLImage(GLenum target, GLeglImageOES eglImage);
84 
85     // Convenience functions for buffers
86     GLuint boundBuffer(GLenum target) const;
87     BufferData* getBufferData(GLenum target) const;
88     BufferData* getBufferDataById(GLuint buffer) const;
89     bool isBufferMapped(GLuint buffer) const;
90     bool isBufferTargetMapped(GLenum target) const;
91 
92 private:
93 
94     int m_currMajorVersion;
95     int m_currMinorVersion;
96     int m_deviceMajorVersion;
97     int m_deviceMinorVersion;
98     std::string m_currExtensions;
99     std::vector<std::string> m_currExtensionsArray;
100 
101     bool    m_initialized;
102     bool    m_noHostError;
103     GLClientState *m_state;
104     GLSharedGroupPtr m_shared;
105     GLenum  m_error;
106 
107     GLint *m_compressedTextureFormats;
108     GLint m_num_compressedTextureFormats;
109     GLint *getCompressedTextureFormats();
110 
111     GLint m_max_combinedTextureImageUnits;
112     GLint m_max_vertexTextureImageUnits;
113     GLint m_max_textureImageUnits;
114     GLint m_max_cubeMapTextureSize;
115     GLint m_max_renderBufferSize;
116     GLint m_max_textureSize;
117     GLint m_max_3d_textureSize;
118     GLint m_max_vertexAttribStride;
119 
120     GLint m_max_transformFeedbackSeparateAttribs;
121     GLint m_max_uniformBufferBindings;
122     GLint m_max_colorAttachments;
123     GLint m_max_drawBuffers;
124 
125     GLint m_max_atomicCounterBufferBindings;
126     GLint m_max_shaderStorageBufferBindings;
127     GLint m_max_vertexAttribBindings;
128 
129     GLuint m_ssbo_offset_align;
130     GLuint m_ubo_offset_align;
131 
132     FixedBuffer m_fixedBuffer;
133 
134     int m_drawCallFlushCount;
135 
136     bool m_primitiveRestartEnabled;
137     GLuint m_primitiveRestartIndex;
138 
139     void calcIndexRange(const void* indices,
140                         GLenum type, GLsizei count,
141                         int* minIndex, int* maxIndex);
142     void* recenterIndices(const void* src,
143                           GLenum type, GLsizei count,
144                           int minIndex);
145     void getBufferIndexRange(BufferData* buf, const void* dataWithOffset,
146                              GLenum type, size_t count, size_t offset,
147                              int* minIndex_out, int* maxIndex_out);
148     void getVBOUsage(bool* hasClientArrays, bool* hasVBOs) const;
149     void sendVertexAttributes(GLint first, GLsizei count, bool hasClientArrays, GLsizei primcount = 0);
150     void flushDrawCall();
151 
152     bool updateHostTexture2DBinding(GLenum texUnit, GLenum newTarget);
153     void updateHostTexture2DBindingsFromProgramData(GLuint program);
154     bool texture2DNeedsOverride(GLenum target) const;
155     bool isCompleteFbo(GLenum target, const GLClientState* state, GLenum attachment) const;
156     bool checkFramebufferCompleteness(GLenum target, const GLClientState* state) const;
157 
158     // Utility classes for safe queries that
159     // need access to private class members
160     class ErrorUpdater;
161     template<class T> class ScopedQueryUpdate;
162 
163     // General queries
164     void safe_glGetBooleanv(GLenum param, GLboolean *val);
165     void safe_glGetFloatv(GLenum param, GLfloat *val);
166     void safe_glGetIntegerv(GLenum param, GLint *val);
167     void safe_glGetInteger64v(GLenum param, GLint64 *val);
168     void safe_glGetIntegeri_v(GLenum param, GLuint index, GLint *val);
169     void safe_glGetInteger64i_v(GLenum param, GLuint index, GLint64 *val);
170     void safe_glGetBooleani_v(GLenum param, GLuint index, GLboolean *val);
171 
172     // API implementation
173     glGetError_client_proc_t    m_glGetError_enc;
174     static GLenum s_glGetError(void * self);
175 
176     glFlush_client_proc_t m_glFlush_enc;
177     static void s_glFlush(void * self);
178 
179     glPixelStorei_client_proc_t m_glPixelStorei_enc;
180     static void s_glPixelStorei(void *self, GLenum param, GLint value);
181 
182     glGetString_client_proc_t m_glGetString_enc;
183     static const GLubyte * s_glGetString(void *self, GLenum name);
184 
185     glBindBuffer_client_proc_t m_glBindBuffer_enc;
186     static void s_glBindBuffer(void *self, GLenum target, GLuint id);
187     void doBindBufferEncodeCached(GLenum taret, GLuint id);
188 
189     glBufferData_client_proc_t m_glBufferData_enc;
190     static void s_glBufferData(void *self, GLenum target, GLsizeiptr size, const GLvoid * data, GLenum usage);
191     glBufferSubData_client_proc_t m_glBufferSubData_enc;
192     static void s_glBufferSubData(void *self, GLenum target, GLintptr offset, GLsizeiptr size, const GLvoid * data);
193 
194     glGenBuffers_client_proc_t m_glGenBuffers_enc;
195     static void s_glGenBuffers(void *self, GLsizei n, GLuint * buffers);
196 
197     glDeleteBuffers_client_proc_t m_glDeleteBuffers_enc;
198     static void s_glDeleteBuffers(void *self, GLsizei n, const GLuint * buffers);
199 
200     glDrawArrays_client_proc_t m_glDrawArrays_enc;
201     static void s_glDrawArrays(void *self, GLenum mode, GLint first, GLsizei count);
202 
203     glDrawElements_client_proc_t m_glDrawElements_enc;
204     static void s_glDrawElements(void *self, GLenum mode, GLsizei count, GLenum type, const void *indices);
205 
206     glDrawArraysNullAEMU_client_proc_t m_glDrawArraysNullAEMU_enc;
207     static void s_glDrawArraysNullAEMU(void *self, GLenum mode, GLint first, GLsizei count);
208 
209     glDrawElementsNullAEMU_client_proc_t m_glDrawElementsNullAEMU_enc;
210     static void s_glDrawElementsNullAEMU(void *self, GLenum mode, GLsizei count, GLenum type, const void *indices);
211 
212     glGetIntegerv_client_proc_t m_glGetIntegerv_enc;
213     static void s_glGetIntegerv(void *self, GLenum pname, GLint *ptr);
214 
215     glGetFloatv_client_proc_t m_glGetFloatv_enc;
216     static void s_glGetFloatv(void *self, GLenum pname, GLfloat *ptr);
217 
218     glGetBooleanv_client_proc_t m_glGetBooleanv_enc;
219     static void s_glGetBooleanv(void *self, GLenum pname, GLboolean *ptr);
220 
221     glGetInteger64v_client_proc_t m_glGetInteger64v_enc;
222     static void s_glGetInteger64v(void* self, GLenum param, GLint64* val);
223 
224     glGetBooleani_v_client_proc_t m_glGetBooleani_v_enc;
225     static void s_glGetBooleani_v(void* self, GLenum param, GLuint index, GLboolean* val);
226 
227     glVertexAttribPointer_client_proc_t m_glVertexAttribPointer_enc;
228     static void s_glVertexAttribPointer(void *self, GLuint indx, GLint size, GLenum type,
229                                         GLboolean normalized, GLsizei stride, const GLvoid * ptr);
230 
231     glEnableVertexAttribArray_client_proc_t m_glEnableVertexAttribArray_enc;
232     static void s_glEnableVertexAttribArray(void *self, GLuint index);
233 
234     glDisableVertexAttribArray_client_proc_t m_glDisableVertexAttribArray_enc;
235     static void s_glDisableVertexAttribArray(void *self, GLuint index);
236 
237     glGetVertexAttribiv_client_proc_t m_glGetVertexAttribiv_enc;
238     static void s_glGetVertexAttribiv(void *self, GLuint index, GLenum pname, GLint *params);
239 
240     glGetVertexAttribfv_client_proc_t m_glGetVertexAttribfv_enc;
241     static void s_glGetVertexAttribfv(void *self, GLuint index, GLenum pname, GLfloat *params);
242 
243     glGetVertexAttribPointerv_client_proc_t m_glGetVertexAttribPointerv_enc;
244     static void s_glGetVertexAttribPointerv(void *self, GLuint index, GLenum pname, GLvoid **pointer);
245 
246     static void s_glShaderBinary(void *self, GLsizei n, const GLuint *shaders, GLenum binaryformat, const void* binary, GLsizei length);
247 
248     static void s_glShaderSource(void *self, GLuint shader, GLsizei count, const GLchar * const *string, const GLint *length);
249 
250     static void s_glFinish(void *self);
251 
252     glLinkProgram_client_proc_t m_glLinkProgram_enc;
253     static void s_glLinkProgram(void *self, GLuint program);
254 
255     glDeleteProgram_client_proc_t m_glDeleteProgram_enc;
256     static void s_glDeleteProgram(void * self, GLuint program);
257 
258     glGetUniformiv_client_proc_t m_glGetUniformiv_enc;
259     static void s_glGetUniformiv(void *self, GLuint program, GLint location , GLint *params);
260 
261     glGetUniformfv_client_proc_t m_glGetUniformfv_enc;
262     static void s_glGetUniformfv(void *self, GLuint program, GLint location , GLfloat *params);
263 
264     glCreateProgram_client_proc_t m_glCreateProgram_enc;
265     static GLuint s_glCreateProgram(void *self);
266 
267     glCreateShader_client_proc_t m_glCreateShader_enc;
268     static GLuint s_glCreateShader(void *self, GLenum shaderType);
269 
270     glDeleteShader_client_proc_t m_glDeleteShader_enc;
271     static void s_glDeleteShader(void *self, GLuint shader);
272 
273     glAttachShader_client_proc_t m_glAttachShader_enc;
274     static void s_glAttachShader(void *self, GLuint program, GLuint shader);
275 
276     glDetachShader_client_proc_t m_glDetachShader_enc;
277     static void s_glDetachShader(void *self, GLuint program, GLuint shader);
278 
279     glGetAttachedShaders_client_proc_t m_glGetAttachedShaders_enc;
280     static void s_glGetAttachedShaders(void *self, GLuint program, GLsizei maxCount,
281             GLsizei* count, GLuint* shaders);
282 
283     glGetShaderSource_client_proc_t m_glGetShaderSource_enc;
284     static void s_glGetShaderSource(void *self, GLuint shader, GLsizei bufsize,
285             GLsizei* length, GLchar* source);
286 
287     glGetShaderInfoLog_client_proc_t m_glGetShaderInfoLog_enc;
288     static void s_glGetShaderInfoLog(void *self,GLuint shader,
289             GLsizei bufsize, GLsizei* length, GLchar* infolog);
290 
291     glGetProgramInfoLog_client_proc_t m_glGetProgramInfoLog_enc;
292     static void s_glGetProgramInfoLog(void *self,GLuint program,
293             GLsizei bufsize, GLsizei* length, GLchar* infolog);
294 
295     glGetUniformLocation_client_proc_t m_glGetUniformLocation_enc;
296     static int s_glGetUniformLocation(void *self, GLuint program, const GLchar *name);
297     glUseProgram_client_proc_t m_glUseProgram_enc;
298 
299     glUniform1f_client_proc_t m_glUniform1f_enc;
300     glUniform1fv_client_proc_t m_glUniform1fv_enc;
301     glUniform1i_client_proc_t m_glUniform1i_enc;
302     glUniform1iv_client_proc_t m_glUniform1iv_enc;
303     glUniform2f_client_proc_t m_glUniform2f_enc;
304     glUniform2fv_client_proc_t m_glUniform2fv_enc;
305     glUniform2i_client_proc_t m_glUniform2i_enc;
306     glUniform2iv_client_proc_t m_glUniform2iv_enc;
307     glUniform3f_client_proc_t m_glUniform3f_enc;
308     glUniform3fv_client_proc_t m_glUniform3fv_enc;
309     glUniform3i_client_proc_t m_glUniform3i_enc;
310     glUniform3iv_client_proc_t m_glUniform3iv_enc;
311     glUniform4f_client_proc_t m_glUniform4f_enc;
312     glUniform4fv_client_proc_t m_glUniform4fv_enc;
313     glUniform4i_client_proc_t m_glUniform4i_enc;
314     glUniform4iv_client_proc_t m_glUniform4iv_enc;
315     glUniformMatrix2fv_client_proc_t m_glUniformMatrix2fv_enc;
316     glUniformMatrix3fv_client_proc_t m_glUniformMatrix3fv_enc;
317     glUniformMatrix4fv_client_proc_t m_glUniformMatrix4fv_enc;
318 
319     static void s_glUseProgram(void *self, GLuint program);
320 	static void s_glUniform1f(void *self , GLint location, GLfloat x);
321 	static void s_glUniform1fv(void *self , GLint location, GLsizei count, const GLfloat* v);
322 	static void s_glUniform1i(void *self , GLint location, GLint x);
323 	static void s_glUniform1iv(void *self , GLint location, GLsizei count, const GLint* v);
324 	static void s_glUniform2f(void *self , GLint location, GLfloat x, GLfloat y);
325 	static void s_glUniform2fv(void *self , GLint location, GLsizei count, const GLfloat* v);
326 	static void s_glUniform2i(void *self , GLint location, GLint x, GLint y);
327 	static void s_glUniform2iv(void *self , GLint location, GLsizei count, const GLint* v);
328 	static void s_glUniform3f(void *self , GLint location, GLfloat x, GLfloat y, GLfloat z);
329 	static void s_glUniform3fv(void *self , GLint location, GLsizei count, const GLfloat* v);
330 	static void s_glUniform3i(void *self , GLint location, GLint x, GLint y, GLint z);
331 	static void s_glUniform3iv(void *self , GLint location, GLsizei count, const GLint* v);
332 	static void s_glUniform4f(void *self , GLint location, GLfloat x, GLfloat y, GLfloat z, GLfloat w);
333 	static void s_glUniform4fv(void *self , GLint location, GLsizei count, const GLfloat* v);
334 	static void s_glUniform4i(void *self , GLint location, GLint x, GLint y, GLint z, GLint w);
335 	static void s_glUniform4iv(void *self , GLint location, GLsizei count, const GLint* v);
336 	static void s_glUniformMatrix2fv(void *self , GLint location, GLsizei count, GLboolean transpose, const GLfloat* value);
337 	static void s_glUniformMatrix3fv(void *self , GLint location, GLsizei count, GLboolean transpose, const GLfloat* value);
338 	static void s_glUniformMatrix4fv(void *self , GLint location, GLsizei count, GLboolean transpose, const GLfloat* value);
339 
340     glActiveTexture_client_proc_t m_glActiveTexture_enc;
341     glBindTexture_client_proc_t m_glBindTexture_enc;
342     glDeleteTextures_client_proc_t m_glDeleteTextures_enc;
343     glGetTexParameterfv_client_proc_t m_glGetTexParameterfv_enc;
344     glGetTexParameteriv_client_proc_t m_glGetTexParameteriv_enc;
345     glTexParameterf_client_proc_t m_glTexParameterf_enc;
346     glTexParameterfv_client_proc_t m_glTexParameterfv_enc;
347     glTexParameteri_client_proc_t m_glTexParameteri_enc;
348     glTexParameteriv_client_proc_t m_glTexParameteriv_enc;
349     glTexImage2D_client_proc_t m_glTexImage2D_enc;
350     glTexSubImage2D_client_proc_t m_glTexSubImage2D_enc;
351     glCopyTexImage2D_client_proc_t m_glCopyTexImage2D_enc;
352 
353     static void s_glActiveTexture(void* self, GLenum texture);
354     static void s_glBindTexture(void* self, GLenum target, GLuint texture);
355     static void s_glDeleteTextures(void* self, GLsizei n, const GLuint* textures);
356     static void s_glGetTexParameterfv(void* self, GLenum target, GLenum pname, GLfloat* params);
357     static void s_glGetTexParameteriv(void* self, GLenum target, GLenum pname, GLint* params);
358     static void s_glTexParameterf(void* self, GLenum target, GLenum pname, GLfloat param);
359     static void s_glTexParameterfv(void* self, GLenum target, GLenum pname, const GLfloat* params);
360     static void s_glTexParameteri(void* self, GLenum target, GLenum pname, GLint param);
361     static void s_glTexParameteriv(void* self, GLenum target, GLenum pname, const GLint* params);
362     static void s_glTexImage2D(void* self, GLenum target, GLint level, GLint internalformat,
363             GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type,
364             const GLvoid* pixels);
365     static void s_glTexSubImage2D(void* self, GLenum target, GLint level, GLint xoffset,
366             GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLenum type,
367             const GLvoid* pixels);
368     static void s_glCopyTexImage2D(void* self, GLenum target, GLint level, GLenum internalformat,
369             GLint x, GLint y, GLsizei width, GLsizei height, GLint border);
370 
371     glGenRenderbuffers_client_proc_t m_glGenRenderbuffers_enc;
372     static void s_glGenRenderbuffers(void* self, GLsizei n, GLuint* renderbuffers);
373     glDeleteRenderbuffers_client_proc_t m_glDeleteRenderbuffers_enc;
374     static void s_glDeleteRenderbuffers(void* self, GLsizei n, const GLuint* renderbuffers);
375 
376     glBindRenderbuffer_client_proc_t m_glBindRenderbuffer_enc;
377     static void s_glBindRenderbuffer(void* self, GLenum target, GLuint renderbuffer);
378 
379     glRenderbufferStorage_client_proc_t m_glRenderbufferStorage_enc;
380     static void s_glRenderbufferStorage(void* self, GLenum target, GLenum internalformat, GLsizei width, GLsizei height);
381 
382     glFramebufferRenderbuffer_client_proc_t m_glFramebufferRenderbuffer_enc;
383     static void s_glFramebufferRenderbuffer(void* self, GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer);
384 
385     glGenFramebuffers_client_proc_t m_glGenFramebuffers_enc;
386     static void s_glGenFramebuffers(void* self, GLsizei n, GLuint* framebuffers);
387     glDeleteFramebuffers_client_proc_t m_glDeleteFramebuffers_enc;
388     static void s_glDeleteFramebuffers(void* self, GLsizei n, const GLuint* framebuffers);
389 
390     glBindFramebuffer_client_proc_t m_glBindFramebuffer_enc;
391     static void s_glBindFramebuffer(void* self, GLenum target, GLuint framebuffer);
392 
393     glFramebufferTexture2D_client_proc_t m_glFramebufferTexture2D_enc;
394     static void s_glFramebufferTexture2D(void* self, GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level);
395 
396     glFramebufferTexture3DOES_client_proc_t m_glFramebufferTexture3DOES_enc;
397     static void s_glFramebufferTexture3DOES(void*self, GLenum target, GLenum attachment, GLenum textarget, GLuint texture, GLint level, GLint zoffset);
398 
399     glGetFramebufferAttachmentParameteriv_client_proc_t m_glGetFramebufferAttachmentParameteriv_enc;
400     static void s_glGetFramebufferAttachmentParameteriv(void* self, GLenum target, GLenum attachment, GLenum pname, GLint* params);
401 
402     glCheckFramebufferStatus_client_proc_t m_glCheckFramebufferStatus_enc;
403     static GLenum s_glCheckFramebufferStatus(void* self,
404             GLenum target);
405 
406     // GLES 3.0-specific custom encoders
407 
408     // VAO (+ ES 2 extension)
409     glGenVertexArrays_client_proc_t m_glGenVertexArrays_enc;
410     glDeleteVertexArrays_client_proc_t m_glDeleteVertexArrays_enc;
411     glBindVertexArray_client_proc_t m_glBindVertexArray_enc;
412     glGenVertexArraysOES_client_proc_t m_glGenVertexArraysOES_enc;
413     glDeleteVertexArraysOES_client_proc_t m_glDeleteVertexArraysOES_enc;
414     glBindVertexArrayOES_client_proc_t m_glBindVertexArrayOES_enc;
415     static void s_glGenVertexArrays(void *self, GLsizei n, GLuint* arrays);
416     static void s_glDeleteVertexArrays(void *self , GLsizei n, const GLuint* arrays);
417     static void s_glBindVertexArray(void *self , GLuint array);
418 
419     // Mapped buffers
420     static void* s_glMapBufferOES(void* self, GLenum target, GLenum access);
421     static GLboolean s_glUnmapBufferOES(void* self, GLenum target);
422     static void* s_glMapBufferRange(void* self, GLenum target, GLintptr offset, GLsizeiptr length, GLbitfield access);
423     static void* s_glMapBufferRangeAEMUImpl(GL2Encoder* ctx, GLenum target,
424                                             GLintptr offset, GLsizeiptr length,
425                                             GLbitfield access, BufferData* buf);
426     static GLboolean s_glUnmapBuffer(void* self, GLenum target);
427     static void s_glFlushMappedBufferRange(void* self, GLenum target, GLintptr offset, GLsizeiptr length);
428 
429     // Custom encodes for 2D compressed textures b/c we need to account for
430     // nonzero GL_PIXEL_UNPACK_BUFFER
431     glCompressedTexImage2D_client_proc_t m_glCompressedTexImage2D_enc;
432     static void s_glCompressedTexImage2D(void* self, GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLint border, GLsizei imageSize, const GLvoid* data);
433     glCompressedTexSubImage2D_client_proc_t m_glCompressedTexSubImage2D_enc;
434     static void s_glCompressedTexSubImage2D(void* self, GLenum target, GLint level, GLint xoffset, GLint yoffset, GLsizei width, GLsizei height, GLenum format, GLsizei imageSize, const GLvoid* data);
435 
436     // Indexed, range bind
437     glBindBufferRange_client_proc_t m_glBindBufferRange_enc;
438     static void s_glBindBufferRange(void *self , GLenum target, GLuint index, GLuint buffer, GLintptr offset, GLsizeiptr size);
439 
440     glBindBufferBase_client_proc_t m_glBindBufferBase_enc;
441     static void s_glBindBufferBase(void *self , GLenum target, GLuint index, GLuint buffer);
442 
443     // TODO:
444     // VertexAttrib(I)Pointer
445     // VertexAttribBinding
446     // BindVertexBuffer
447     // depend on other state as well
448     enum IndexedBufferBindOp {
449         BindBufferBase,
450         BindBufferRange,
451         // TODO
452         // VertexAttribPointer,
453         // VertexAttribIPointer,
454         // VertexAttribBinding,
455         // VertexAttribFormat,
456         // BindVertexBuffer,
457     };
458     void doIndexedBufferBindEncodeCached(IndexedBufferBindOp op, GLenum target, GLuint index, GLuint buffer, GLintptr offset, GLsizeiptr size, GLintptr stride, GLintptr effectiveStride);
459 
460     glCopyBufferSubData_client_proc_t m_glCopyBufferSubData_enc;
461     static void s_glCopyBufferSubData(void *self , GLenum readtarget, GLenum writetarget, GLintptr readoffset, GLintptr writeoffset, GLsizeiptr size);
462 
463     glGetBufferParameteriv_client_proc_t m_glGetBufferParameteriv_enc;
464     static void s_glGetBufferParameteriv(void* self, GLenum target, GLenum pname, GLint* params);
465 
466     glGetBufferParameteri64v_client_proc_t m_glGetBufferParameteri64v_enc;
467     static void s_glGetBufferParameteri64v(void* self, GLenum target, GLenum pname, GLint64* params);
468 
469     glGetBufferPointerv_client_proc_t m_glGetBufferPointerv_enc;
470     static void s_glGetBufferPointerv(void* self, GLenum target, GLenum pname, GLvoid** params);
471 
472     glGetUniformIndices_client_proc_t m_glGetUniformIndices_enc;
473     static void s_glGetUniformIndices(void* self, GLuint program, GLsizei uniformCount, const GLchar ** uniformNames, GLuint* uniformIndices);
474 
475     glUniform1ui_client_proc_t m_glUniform1ui_enc;
476     glUniform1uiv_client_proc_t m_glUniform1uiv_enc;
477     glUniform2ui_client_proc_t m_glUniform2ui_enc;
478     glUniform2uiv_client_proc_t m_glUniform2uiv_enc;
479     glUniform3ui_client_proc_t m_glUniform3ui_enc;
480     glUniform3uiv_client_proc_t m_glUniform3uiv_enc;
481     glUniform4ui_client_proc_t m_glUniform4ui_enc;
482     glUniform4uiv_client_proc_t m_glUniform4uiv_enc;
483     glUniformMatrix2x3fv_client_proc_t m_glUniformMatrix2x3fv_enc;
484     glUniformMatrix2x4fv_client_proc_t m_glUniformMatrix2x4fv_enc;
485     glUniformMatrix3x2fv_client_proc_t m_glUniformMatrix3x2fv_enc;
486     glUniformMatrix3x4fv_client_proc_t m_glUniformMatrix3x4fv_enc;
487     glUniformMatrix4x2fv_client_proc_t m_glUniformMatrix4x2fv_enc;
488     glUniformMatrix4x3fv_client_proc_t m_glUniformMatrix4x3fv_enc;
489 
490     static void s_glUniform1ui(void* self, GLint location, GLuint v0);
491     static void s_glUniform2ui(void* self, GLint location, GLuint v0, GLuint v1);
492     static void s_glUniform3ui(void* self, GLint location, GLuint v0, GLuint v1, GLuint v2);
493     static void s_glUniform4ui(void* self, GLint location, GLint v0, GLuint v1, GLuint v2, GLuint v3);
494     static void s_glUniform1uiv(void* self, GLint location, GLsizei count, const GLuint *value);
495     static void s_glUniform2uiv(void* self, GLint location, GLsizei count, const GLuint *value);
496     static void s_glUniform3uiv(void* self, GLint location, GLsizei count, const GLuint *value);
497     static void s_glUniform4uiv(void* self, GLint location, GLsizei count, const GLuint *value);
498     static void s_glUniformMatrix2x3fv(void* self, GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
499     static void s_glUniformMatrix3x2fv(void* self, GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
500     static void s_glUniformMatrix2x4fv(void* self, GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
501     static void s_glUniformMatrix4x2fv(void* self, GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
502     static void s_glUniformMatrix3x4fv(void* self, GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
503     static void s_glUniformMatrix4x3fv(void* self, GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
504 
505     glGetUniformuiv_client_proc_t m_glGetUniformuiv_enc;
506     static void s_glGetUniformuiv(void *self, GLuint program, GLint location, GLuint* params);
507 
508     glGetActiveUniformBlockiv_client_proc_t m_glGetActiveUniformBlockiv_enc;
509     static void s_glGetActiveUniformBlockiv(void* self, GLuint program, GLuint uniformBlockIndex, GLenum pname, GLint* params);
510 
511     glGetVertexAttribIiv_client_proc_t m_glGetVertexAttribIiv_enc;
512     static void s_glGetVertexAttribIiv(void* self, GLuint index, GLenum pname, GLint* params);
513 
514     glGetVertexAttribIuiv_client_proc_t m_glGetVertexAttribIuiv_enc;
515     static void s_glGetVertexAttribIuiv(void* self, GLuint index, GLenum pname, GLuint* params);
516 
517     static void s_glVertexAttribIPointer(void* self, GLuint index, GLint size, GLenum type, GLsizei stride, const GLvoid* pointer);
518 
519     glVertexAttribDivisor_client_proc_t m_glVertexAttribDivisor_enc;
520     static void s_glVertexAttribDivisor(void* self, GLuint index, GLuint divisor);
521 
522     glRenderbufferStorageMultisample_client_proc_t m_glRenderbufferStorageMultisample_enc;
523     static void s_glRenderbufferStorageMultisample(void* self, GLenum target, GLsizei samples, GLenum internalformat, GLsizei width, GLsizei height);
524 
525     glDrawBuffers_client_proc_t m_glDrawBuffers_enc;
526     static void s_glDrawBuffers(void* self, GLsizei n, const GLenum* bufs);
527 
528     glReadBuffer_client_proc_t m_glReadBuffer_enc;
529     static void s_glReadBuffer(void* self, GLenum src);
530 
531     glFramebufferTextureLayer_client_proc_t m_glFramebufferTextureLayer_enc;
532     static void s_glFramebufferTextureLayer(void* self, GLenum target, GLenum attachment, GLuint texture, GLint level, GLint layer);
533 
534     glTexStorage2D_client_proc_t m_glTexStorage2D_enc;
535     static void s_glTexStorage2D(void* self, GLenum target, GLsizei levels, GLenum internalformat, GLsizei width, GLsizei height);
536 
537     static void s_glTransformFeedbackVaryings(void* self, GLuint program, GLsizei count, const char** varyings, GLenum bufferMode);
538 
539     glBeginTransformFeedback_client_proc_t m_glBeginTransformFeedback_enc;
540     static void s_glBeginTransformFeedback(void* self, GLenum primitiveMode);
541 
542     glEndTransformFeedback_client_proc_t m_glEndTransformFeedback_enc;
543     static void s_glEndTransformFeedback(void* self);
544 
545     glPauseTransformFeedback_client_proc_t m_glPauseTransformFeedback_enc;
546     static void s_glPauseTransformFeedback(void* self);
547 
548     glResumeTransformFeedback_client_proc_t m_glResumeTransformFeedback_enc;
549     static void s_glResumeTransformFeedback(void* self);
550 
551     glTexImage3D_client_proc_t m_glTexImage3D_enc;
552     static void s_glTexImage3D(void* self, GLenum target, GLint level, GLint internalFormat,
553                                GLsizei width, GLsizei height, GLsizei depth,
554                                GLint border, GLenum format, GLenum type, const GLvoid* data);
555 
556     glTexSubImage3D_client_proc_t m_glTexSubImage3D_enc;
557     static void s_glTexSubImage3D(void* self, GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLenum type, const GLvoid* data);
558 
559     glCompressedTexImage3D_client_proc_t m_glCompressedTexImage3D_enc;
560     static void s_glCompressedTexImage3D(void* self, GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLsizei imageSize, const GLvoid* data);
561     glCompressedTexSubImage3D_client_proc_t m_glCompressedTexSubImage3D_enc;
562     static void s_glCompressedTexSubImage3D(void* self, GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint zoffset, GLsizei width, GLsizei height, GLsizei depth, GLenum format, GLsizei imageSize, const GLvoid* data);
563 
564 
565     glTexStorage3D_client_proc_t m_glTexStorage3D_enc;
566     static void s_glTexStorage3D(void* self, GLenum target, GLsizei levels, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth);
567 
568     glDrawArraysInstanced_client_proc_t m_glDrawArraysInstanced_enc;
569     static void s_glDrawArraysInstanced(void* self, GLenum mode, GLint first, GLsizei count, GLsizei primcount);
570 
571     static void s_glDrawElementsInstanced(void* self, GLenum mode, GLsizei count, GLenum type, const void* indices, GLsizei primcount);
572 
573     glDrawRangeElements_client_proc_t m_glDrawRangeElements_enc;
574     static void s_glDrawRangeElements(void* self, GLenum mode, GLuint start, GLuint end, GLsizei count, GLenum type, const void* indices);
575 
576     static const GLubyte* s_glGetStringi(void* self, GLenum name, GLuint index);
577 
578     glGetProgramBinary_client_proc_t m_glGetProgramBinary_enc;
579     static void s_glGetProgramBinary(void* self, GLuint program, GLsizei bufSize, GLsizei* length, GLenum* binaryFormat, void* binary);
580 
581     glReadPixels_client_proc_t m_glReadPixels_enc;
582     static void s_glReadPixels(void* self, GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, GLvoid* pixels);
583 
584     glEnable_client_proc_t m_glEnable_enc;
585     static void s_glEnable(void* self, GLenum what);
586     glDisable_client_proc_t m_glDisable_enc;
587     static void s_glDisable(void* self, GLenum what);
588 
589     glClearBufferiv_client_proc_t m_glClearBufferiv_enc;
590     static void s_glClearBufferiv(void* self, GLenum buffer, GLint drawBuffer, const GLint* value);
591 
592     glClearBufferuiv_client_proc_t m_glClearBufferuiv_enc;
593     static void s_glClearBufferuiv(void* self, GLenum buffer, GLint drawBuffer, const GLuint* value);
594 
595     glClearBufferfv_client_proc_t m_glClearBufferfv_enc;
596     static void s_glClearBufferfv(void* self, GLenum buffer, GLint drawBuffer, const GLfloat* value);
597 
598     glBlitFramebuffer_client_proc_t m_glBlitFramebuffer_enc;
599     static void s_glBlitFramebuffer(void* self, GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1, GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1, GLbitfield mask, GLenum filter);
600 
601     static void s_glGetInternalformativ(void* self, GLenum target, GLenum internalformat, GLenum pname, GLsizei bufSize, GLint *params);
602 
603     glGenerateMipmap_client_proc_t m_glGenerateMipmap_enc;
604     static void s_glGenerateMipmap(void* self, GLenum target);
605 
606     glBindSampler_client_proc_t m_glBindSampler_enc;
607     static void s_glBindSampler(void* self, GLuint unit, GLuint sampler);
608     void doSamplerBindEncodeCached(GLuint unit, GLuint sampler);
609 
610     glDeleteSamplers_client_proc_t m_glDeleteSamplers_enc;
611     static void s_glDeleteSamplers(void* self, GLsizei n, const GLuint* samplers);
612 
613     static GLsync s_glFenceSync(void* self, GLenum condition, GLbitfield flags);
614     static GLenum s_glClientWaitSync(void* self, GLsync wait_on, GLbitfield flags, GLuint64 timeout);
615     static void s_glWaitSync(void* self, GLsync wait_on, GLbitfield flags, GLuint64 timeout);
616     static void s_glDeleteSync(void* self, GLsync to_delete);
617     static GLboolean s_glIsSync(void* self, GLsync sync);
618     static void s_glGetSynciv(void* self, GLsync sync, GLenum pname, GLsizei bufSize, GLsizei *length, GLint *values);
619 
620     glGetIntegeri_v_client_proc_t m_glGetIntegeri_v_enc;
621     static void s_glGetIntegeri_v(void* self, GLenum target, GLuint index, GLint* params);
622 
623     glGetInteger64i_v_client_proc_t m_glGetInteger64i_v_enc;
624     static void s_glGetInteger64i_v(void* self, GLenum target, GLuint index, GLint64* params);
625 
626     glGetShaderiv_client_proc_t m_glGetShaderiv_enc;
627     static void s_glGetShaderiv(void* self, GLuint shader, GLenum pname, GLint* params);
628 
629     // 3.1
630     glActiveShaderProgram_client_proc_t m_glActiveShaderProgram_enc;
631     static void s_glActiveShaderProgram(void* self, GLuint pipeline, GLuint program);
632     static GLuint s_glCreateShaderProgramv(void* self, GLenum type, GLsizei count, const char** strings);
633 
634     glProgramUniform1f_client_proc_t m_glProgramUniform1f_enc;
635     glProgramUniform1fv_client_proc_t m_glProgramUniform1fv_enc;
636     glProgramUniform1i_client_proc_t m_glProgramUniform1i_enc;
637     glProgramUniform1iv_client_proc_t m_glProgramUniform1iv_enc;
638     glProgramUniform1ui_client_proc_t m_glProgramUniform1ui_enc;
639     glProgramUniform1uiv_client_proc_t m_glProgramUniform1uiv_enc;
640     glProgramUniform2f_client_proc_t m_glProgramUniform2f_enc;
641     glProgramUniform2fv_client_proc_t m_glProgramUniform2fv_enc;
642     glProgramUniform2i_client_proc_t m_glProgramUniform2i_enc;
643     glProgramUniform2iv_client_proc_t m_glProgramUniform2iv_enc;
644     glProgramUniform2ui_client_proc_t m_glProgramUniform2ui_enc;
645     glProgramUniform2uiv_client_proc_t m_glProgramUniform2uiv_enc;
646     glProgramUniform3f_client_proc_t m_glProgramUniform3f_enc;
647     glProgramUniform3fv_client_proc_t m_glProgramUniform3fv_enc;
648     glProgramUniform3i_client_proc_t m_glProgramUniform3i_enc;
649     glProgramUniform3iv_client_proc_t m_glProgramUniform3iv_enc;
650     glProgramUniform3ui_client_proc_t m_glProgramUniform3ui_enc;
651     glProgramUniform3uiv_client_proc_t m_glProgramUniform3uiv_enc;
652     glProgramUniform4f_client_proc_t m_glProgramUniform4f_enc;
653     glProgramUniform4fv_client_proc_t m_glProgramUniform4fv_enc;
654     glProgramUniform4i_client_proc_t m_glProgramUniform4i_enc;
655     glProgramUniform4iv_client_proc_t m_glProgramUniform4iv_enc;
656     glProgramUniform4ui_client_proc_t m_glProgramUniform4ui_enc;
657     glProgramUniform4uiv_client_proc_t m_glProgramUniform4uiv_enc;
658     glProgramUniformMatrix2fv_client_proc_t m_glProgramUniformMatrix2fv_enc;
659     glProgramUniformMatrix2x3fv_client_proc_t m_glProgramUniformMatrix2x3fv_enc;
660     glProgramUniformMatrix2x4fv_client_proc_t m_glProgramUniformMatrix2x4fv_enc;
661     glProgramUniformMatrix3fv_client_proc_t m_glProgramUniformMatrix3fv_enc;
662     glProgramUniformMatrix3x2fv_client_proc_t m_glProgramUniformMatrix3x2fv_enc;
663     glProgramUniformMatrix3x4fv_client_proc_t m_glProgramUniformMatrix3x4fv_enc;
664     glProgramUniformMatrix4fv_client_proc_t m_glProgramUniformMatrix4fv_enc;
665     glProgramUniformMatrix4x2fv_client_proc_t m_glProgramUniformMatrix4x2fv_enc;
666     glProgramUniformMatrix4x3fv_client_proc_t m_glProgramUniformMatrix4x3fv_enc;
667 
668     static void s_glProgramUniform1f(void* self, GLuint program, GLint location, GLfloat v0);
669     static void s_glProgramUniform2f(void* self, GLuint program, GLint location, GLfloat v0, GLfloat v1);
670     static void s_glProgramUniform3f(void* self, GLuint program, GLint location, GLfloat v0, GLfloat v1, GLfloat v2);
671     static void s_glProgramUniform4f(void* self, GLuint program, GLint location, GLfloat v0, GLfloat v1, GLfloat v2, GLfloat v3);
672     static void s_glProgramUniform1i(void* self, GLuint program, GLint location, GLint v0);
673     static void s_glProgramUniform2i(void* self, GLuint program, GLint location, GLint v0, GLint v1);
674     static void s_glProgramUniform3i(void* self, GLuint program, GLint location, GLint v0, GLint v1, GLint v2);
675     static void s_glProgramUniform4i(void* self, GLuint program, GLint location, GLint v0, GLint v1, GLint v2, GLint v3);
676     static void s_glProgramUniform1ui(void* self, GLuint program, GLint location, GLuint v0);
677     static void s_glProgramUniform2ui(void* self, GLuint program, GLint location, GLint v0, GLuint v1);
678     static void s_glProgramUniform3ui(void* self, GLuint program, GLint location, GLint v0, GLint v1, GLuint v2);
679     static void s_glProgramUniform4ui(void* self, GLuint program, GLint location, GLint v0, GLint v1, GLint v2, GLuint v3);
680     static void s_glProgramUniform1fv(void* self, GLuint program, GLint location, GLsizei count, const GLfloat *value);
681     static void s_glProgramUniform2fv(void* self, GLuint program, GLint location, GLsizei count, const GLfloat *value);
682     static void s_glProgramUniform3fv(void* self, GLuint program, GLint location, GLsizei count, const GLfloat *value);
683     static void s_glProgramUniform4fv(void* self, GLuint program, GLint location, GLsizei count, const GLfloat *value);
684     static void s_glProgramUniform1iv(void* self, GLuint program, GLint location, GLsizei count, const GLint *value);
685     static void s_glProgramUniform2iv(void* self, GLuint program, GLint location, GLsizei count, const GLint *value);
686     static void s_glProgramUniform3iv(void* self, GLuint program, GLint location, GLsizei count, const GLint *value);
687     static void s_glProgramUniform4iv(void* self, GLuint program, GLint location, GLsizei count, const GLint *value);
688     static void s_glProgramUniform1uiv(void* self, GLuint program, GLint location, GLsizei count, const GLuint *value);
689     static void s_glProgramUniform2uiv(void* self, GLuint program, GLint location, GLsizei count, const GLuint *value);
690     static void s_glProgramUniform3uiv(void* self, GLuint program, GLint location, GLsizei count, const GLuint *value);
691     static void s_glProgramUniform4uiv(void* self, GLuint program, GLint location, GLsizei count, const GLuint *value);
692     static void s_glProgramUniformMatrix2fv(void* self, GLuint program, GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
693     static void s_glProgramUniformMatrix3fv(void* self, GLuint program, GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
694     static void s_glProgramUniformMatrix4fv(void* self, GLuint program, GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
695     static void s_glProgramUniformMatrix2x3fv(void* self, GLuint program, GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
696     static void s_glProgramUniformMatrix3x2fv(void* self, GLuint program, GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
697     static void s_glProgramUniformMatrix2x4fv(void* self, GLuint program, GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
698     static void s_glProgramUniformMatrix4x2fv(void* self, GLuint program, GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
699     static void s_glProgramUniformMatrix3x4fv(void* self, GLuint program, GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
700     static void s_glProgramUniformMatrix4x3fv(void* self, GLuint program, GLint location, GLsizei count, GLboolean transpose, const GLfloat *value);
701 
702     glProgramParameteri_client_proc_t m_glProgramParameteri_enc;
703     glUseProgramStages_client_proc_t m_glUseProgramStages_enc;
704     glBindProgramPipeline_client_proc_t m_glBindProgramPipeline_enc;
705 
706     static void s_glProgramParameteri(void* self, GLuint program, GLenum pname, GLint value);
707     static void s_glUseProgramStages(void *self, GLuint pipeline, GLbitfield stages, GLuint program);
708     static void s_glBindProgramPipeline(void *self, GLuint pipeline);
709 
710     glGetProgramResourceiv_client_proc_t m_glGetProgramResourceiv_enc;
711     glGetProgramResourceIndex_client_proc_t m_glGetProgramResourceIndex_enc;
712     glGetProgramResourceLocation_client_proc_t m_glGetProgramResourceLocation_enc;
713     glGetProgramResourceName_client_proc_t m_glGetProgramResourceName_enc;
714     glGetProgramPipelineInfoLog_client_proc_t m_glGetProgramPipelineInfoLog_enc;
715 
716     static void s_glGetProgramResourceiv(void* self, GLuint program, GLenum programInterface, GLuint index, GLsizei propCount, const GLenum * props, GLsizei bufSize, GLsizei * length, GLint * params);
717     static GLuint s_glGetProgramResourceIndex(void* self, GLuint program, GLenum programInterface, const char* name);
718     static GLint s_glGetProgramResourceLocation(void* self, GLuint program, GLenum programInterface, const char* name);
719     static void s_glGetProgramResourceName(void* self, GLuint program, GLenum programInterface, GLuint index, GLsizei bufSize, GLsizei* length, char* name);
720 
721     static void s_glGetProgramPipelineInfoLog(void* self, GLuint pipeline, GLsizei bufSize, GLsizei* length, GLchar* infoLog);
722 
723     // TODO: Compute shaders:
724     // make sure it's OK to put memory barriers and compute dispatch
725     // on the default encoding path
726 
727     glVertexAttribFormat_client_proc_t m_glVertexAttribFormat_enc;
728     glVertexAttribIFormat_client_proc_t m_glVertexAttribIFormat_enc;
729     glVertexBindingDivisor_client_proc_t m_glVertexBindingDivisor_enc;
730     glVertexAttribBinding_client_proc_t m_glVertexAttribBinding_enc;
731     glBindVertexBuffer_client_proc_t m_glBindVertexBuffer_enc;
732 
733     static void s_glVertexAttribFormat(void* self, GLuint attribindex, GLint size, GLenum type, GLboolean normalized, GLuint relativeoffset);
734     static void s_glVertexAttribIFormat(void* self, GLuint attribindex, GLint size, GLenum type, GLuint relativeoffset);
735     static void s_glVertexBindingDivisor(void* self, GLuint bindingindex, GLuint divisor);
736     static void s_glVertexAttribBinding(void* self, GLuint attribindex, GLuint bindingindex);
737     static void s_glBindVertexBuffer(void* self, GLuint bindingindex, GLuint buffer, GLintptr offset, GLintptr stride);
738 
739     // Indirect draws
740     static void s_glDrawArraysIndirect(void* self, GLenum mode, const void* indirect);
741     static void s_glDrawElementsIndirect(void* self, GLenum mode, GLenum type, const void* indirect);
742 
743     // Multisampled textures
744     glTexStorage2DMultisample_client_proc_t m_glTexStorage2DMultisample_enc;
745     static void s_glTexStorage2DMultisample(void* self, GLenum target, GLsizei samples, GLenum internalformat, GLsizei width, GLsizei height, GLboolean fixedsamplelocations);
746 
747     static GLenum s_glGetGraphicsResetStatusEXT(void* self);
748     static void s_glReadnPixelsEXT(void* self, GLint x, GLint y, GLsizei width,
749             GLsizei height, GLenum format, GLenum type, GLsizei bufSize,
750             GLvoid* pixels);
751     static void s_glGetnUniformfvEXT(void *self, GLuint program, GLint location,
752             GLsizei bufSize, GLfloat* params);
753     static void s_glGetnUniformivEXT(void *self, GLuint program, GLint location,
754             GLsizei bufSize, GLint* params);
755 public:
756     glEGLImageTargetTexture2DOES_client_proc_t m_glEGLImageTargetTexture2DOES_enc;
757 
758 };
759 #endif
760