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 _GL_ENCODER_H_ 17 #define _GL_ENCODER_H_ 18 19 #include "gl_enc.h" 20 #include "GLClientState.h" 21 #include "GLSharedGroup.h" 22 #include "FixedBuffer.h" 23 24 class GLEncoder : public gl_encoder_context_t { 25 26 public: 27 GLEncoder(IOStream *stream); 28 virtual ~GLEncoder(); 29 void setClientState(GLClientState *state) { 30 m_state = state; 31 } 32 void setSharedGroup(GLSharedGroupPtr shared) { m_shared = shared; } 33 void flush() { m_stream->flush(); } 34 size_t pixelDataSize(GLsizei width, GLsizei height, GLenum format, GLenum type, int pack); 35 36 void setInitialized(){ m_initialized = true; }; 37 bool isInitialized(){ return m_initialized; }; 38 39 virtual void setError(GLenum error){ m_error = error; }; 40 virtual GLenum getError() { return m_error; }; 41 42 void override2DTextureTarget(GLenum target); 43 void restore2DTextureTarget(); 44 45 private: 46 47 bool m_initialized; 48 GLClientState *m_state; 49 GLSharedGroupPtr m_shared; 50 GLenum m_error; 51 FixedBuffer m_fixedBuffer; 52 GLint *m_compressedTextureFormats; 53 GLint m_num_compressedTextureFormats; 54 55 GLint *getCompressedTextureFormats(); 56 // original functions; 57 glGetError_client_proc_t m_glGetError_enc; 58 glGetIntegerv_client_proc_t m_glGetIntegerv_enc; 59 glGetFloatv_client_proc_t m_glGetFloatv_enc; 60 glGetFixedv_client_proc_t m_glGetFixedv_enc; 61 glGetBooleanv_client_proc_t m_glGetBooleanv_enc; 62 glGetPointerv_client_proc_t m_glGetPointerv_enc; 63 64 glPixelStorei_client_proc_t m_glPixelStorei_enc; 65 glVertexPointer_client_proc_t m_glVertexPointer_enc; 66 glNormalPointer_client_proc_t m_glNormalPointer_enc; 67 glColorPointer_client_proc_t m_glColorPointer_enc; 68 glPointSizePointerOES_client_proc_t m_glPointSizePointerOES_enc; 69 glTexCoordPointer_client_proc_t m_glTexCoordPointer_enc; 70 glClientActiveTexture_client_proc_t m_glClientActiveTexture_enc; 71 glMatrixIndexPointerOES_client_proc_t m_glMatrixIndexPointerOES_enc; 72 glWeightPointerOES_client_proc_t m_glWeightPointerOES_enc; 73 74 glBindBuffer_client_proc_t m_glBindBuffer_enc; 75 glBufferData_client_proc_t m_glBufferData_enc; 76 glBufferSubData_client_proc_t m_glBufferSubData_enc; 77 glDeleteBuffers_client_proc_t m_glDeleteBuffers_enc; 78 79 glEnableClientState_client_proc_t m_glEnableClientState_enc; 80 glDisableClientState_client_proc_t m_glDisableClientState_enc; 81 glIsEnabled_client_proc_t m_glIsEnabled_enc; 82 glDrawArrays_client_proc_t m_glDrawArrays_enc; 83 glDrawElements_client_proc_t m_glDrawElements_enc; 84 glFlush_client_proc_t m_glFlush_enc; 85 86 glActiveTexture_client_proc_t m_glActiveTexture_enc; 87 glBindTexture_client_proc_t m_glBindTexture_enc; 88 glDeleteTextures_client_proc_t m_glDeleteTextures_enc; 89 glDisable_client_proc_t m_glDisable_enc; 90 glEnable_client_proc_t m_glEnable_enc; 91 glGetTexParameterfv_client_proc_t m_glGetTexParameterfv_enc; 92 glGetTexParameteriv_client_proc_t m_glGetTexParameteriv_enc; 93 glGetTexParameterxv_client_proc_t m_glGetTexParameterxv_enc; 94 glTexParameterf_client_proc_t m_glTexParameterf_enc; 95 glTexParameterfv_client_proc_t m_glTexParameterfv_enc; 96 glTexParameteri_client_proc_t m_glTexParameteri_enc; 97 glTexParameterx_client_proc_t m_glTexParameterx_enc; 98 glTexParameteriv_client_proc_t m_glTexParameteriv_enc; 99 glTexParameterxv_client_proc_t m_glTexParameterxv_enc; 100 101 // statics 102 static GLenum s_glGetError(void * self); 103 static void s_glGetIntegerv(void *self, GLenum pname, GLint *ptr); 104 static void s_glGetBooleanv(void *self, GLenum pname, GLboolean *ptr); 105 static void s_glGetFloatv(void *self, GLenum pname, GLfloat *ptr); 106 static void s_glGetFixedv(void *self, GLenum pname, GLfixed *ptr); 107 static void s_glGetPointerv(void *self, GLenum pname, GLvoid **params); 108 109 static void s_glFlush(void * self); 110 static const GLubyte * s_glGetString(void *self, GLenum name); 111 static void s_glVertexPointer(void *self, int size, GLenum type, GLsizei stride, const void *data); 112 static void s_glNormalPointer(void *self, GLenum type, GLsizei stride, const void *data); 113 static void s_glColorPointer(void *self, int size, GLenum type, GLsizei stride, const void *data); 114 static void s_glPointsizePointer(void *self, GLenum type, GLsizei stride, const void *data); 115 static void s_glClientActiveTexture(void *self, GLenum texture); 116 static void s_glTexcoordPointer(void *self, int size, GLenum type, GLsizei stride, const void *data); 117 static void s_glMatrixIndexPointerOES(void *self, int size, GLenum type, GLsizei stride, const void * data); 118 static void s_glWeightPointerOES(void *self, int size, GLenum type, GLsizei stride, const void * data); 119 static void s_glDisableClientState(void *self, GLenum state); 120 static void s_glEnableClientState(void *self, GLenum state); 121 static GLboolean s_glIsEnabled(void *self, GLenum cap); 122 static void s_glBindBuffer(void *self, GLenum target, GLuint id); 123 static void s_glBufferData(void *self, GLenum target, GLsizeiptr size, const GLvoid * data, GLenum usage); 124 static void s_glBufferSubData(void *self, GLenum target, GLintptr offset, GLsizeiptr size, const GLvoid * data); 125 static void s_glDeleteBuffers(void *self, GLsizei n, const GLuint * buffers); 126 127 static void s_glDrawArrays(void *self, GLenum mode, GLint first, GLsizei count); 128 static void s_glDrawElements(void *self, GLenum mode, GLsizei count, GLenum type, const void *indices); 129 static void s_glPixelStorei(void *self, GLenum param, GLint value); 130 131 static void s_glFinish(void *self); 132 void sendVertexData(unsigned first, unsigned count); 133 134 static void s_glActiveTexture(void* self, GLenum texture); 135 static void s_glBindTexture(void* self, GLenum target, GLuint texture); 136 static void s_glDeleteTextures(void* self, GLsizei n, const GLuint* textures); 137 static void s_glDisable(void* self, GLenum cap); 138 static void s_glEnable(void* self, GLenum cap); 139 static void s_glGetTexParameterfv(void* self, GLenum target, GLenum pname, GLfloat* params); 140 static void s_glGetTexParameteriv(void* self, GLenum target, GLenum pname, GLint* params); 141 static void s_glGetTexParameterxv(void* self, GLenum target, GLenum pname, GLfixed* params); 142 static void s_glTexParameterf(void* self, GLenum target, GLenum pname, GLfloat param); 143 static void s_glTexParameterfv(void* self, GLenum target, GLenum pname, const GLfloat* params); 144 static void s_glTexParameteri(void* self, GLenum target, GLenum pname, GLint param); 145 static void s_glTexParameterx(void* self, GLenum target, GLenum pname, GLfixed param); 146 static void s_glTexParameteriv(void* self, GLenum target, GLenum pname, const GLint* params); 147 static void s_glTexParameterxv(void* self, GLenum target, GLenum pname, const GLfixed* params); 148 }; 149 #endif 150
