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      1 /*
      2 * Copyright 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 
     17 #ifndef _GL2_DECODER_H_
     18 #define _GL2_DECODER_H_
     19 
     20 #define GLES2_LIBNAME_VAR "ANDROID_GLESv2_LIB"
     21 #define GLES2_LIBNAME     "libGLESv2.so"
     22 
     23 #include "gl2_dec.h"
     24 #include "osDynLibrary.h"
     25 #include "GLDecoderContextData.h"
     26 
     27 
     28 class GL2Decoder : public gl2_decoder_context_t
     29 {
     30 public:
     31     typedef void *(*get_proc_func_t)(const char *name, void *userData);
     32     GL2Decoder();
     33     ~GL2Decoder();
     34     int initGL(get_proc_func_t getProcFunc = NULL, void *getProcFuncData = NULL);
     35     void setContextData(GLDecoderContextData *contextData) { m_contextData = contextData; }
     36 private:
     37     GLDecoderContextData *m_contextData;
     38     osUtils::dynLibrary * m_GL2library;
     39 
     40     static void *s_getProc(const char *name, void *userData);
     41     static void gl2_APIENTRY s_glGetCompressedTextureFormats(void *self, int count, GLint *formats);
     42     static void gl2_APIENTRY s_glVertexAttribPointerData(void *self, GLuint indx, GLint size, GLenum type,
     43                                       GLboolean normalized, GLsizei stride,  void * data, GLuint datalen);
     44     static void gl2_APIENTRY s_glVertexAttribPointerOffset(void *self, GLuint indx, GLint size, GLenum type,
     45                                         GLboolean normalized, GLsizei stride,  GLuint offset);
     46 
     47     static void gl2_APIENTRY s_glDrawElementsOffset(void *self, GLenum mode, GLsizei count, GLenum type, GLuint offset);
     48     static void gl2_APIENTRY s_glDrawElementsData(void *self, GLenum mode, GLsizei count, GLenum type, void * data, GLuint datalen);
     49     static void gl2_APIENTRY s_glShaderString(void *self, GLuint shader, const GLchar* string, GLsizei len);
     50     static int  gl2_APIENTRY s_glFinishRoundTrip(void *self);
     51 };
     52 #endif
     53