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 _RENDERING_THREAD_H_ 17 #define _RENDERING_THREAD_H_ 18 19 #include "SocketStream.h" 20 #include "GLDecoder.h" 21 #include "GL2Decoder.h" 22 #include "ut_rendercontrol_dec.h" 23 #include <pthread.h> 24 25 #define GL_API 26 #define GL_APIENTRY 27 28 #include <GLES/egl.h> 29 #include <GLES/gl.h> 30 31 32 #define WINDOW_WIDTH 320 33 #define WINDOW_HEIGHT 480 34 35 #define DECODER_BUF_SIZE (4 * 1024 * 1024) 36 37 class RendererContext; 38 39 class RenderingThread { 40 public: 41 RenderingThread(SocketStream *stream); 42 int start(); 43 void *thread(); currentContext()44 RendererContext *currentContext() { return m_currentContext; } setCurrentContext(RendererContext * ctx)45 void setCurrentContext(RendererContext *ctx) { m_currentContext = ctx; } glDecoder()46 GLDecoder & glDecoder() { return m_glDec; } gl2Decoder()47 GL2Decoder & gl2Decoder() { return m_gl2Dec; } 48 49 private: 50 void initBackendCaps(); 51 52 private: 53 GLDecoder m_glDec; 54 ut_rendercontrol_decoder_context_t m_utDec; 55 GL2Decoder m_gl2Dec; 56 57 SocketStream *m_stream; 58 pthread_t m_thread; 59 RendererContext * m_currentContext; 60 61 struct BackendCaps { 62 bool initialized; 63 GLuint maxTextureUnits; 64 } m_backendCaps; 65 66 static void * s_thread(void *data); 67 static __thread RenderingThread *m_tls; 68 69 static int s_createContext(uint32_t pid, uint32_t handle, uint32_t shareCtx, int version); 70 static int s_createSurface(uint32_t pid, uint32_t handle); 71 static int s_destroySurface(uint32_t pid, uint32_t handle); 72 static int s_destroyContext(uint32_t pid, uint32_t handle); 73 static int s_makeCurrent(uint32_t pid, uint32_t drawSurface, uint32_t readSurface, uint32_t ctx); 74 static void s_swapBuffers(uint32_t pid, uint32_t surface); 75 #ifdef PVR_WAR 76 static void s_glTexParameteriv(GLenum target, GLenum param, const int *p); 77 static void s_glDrawTexfOES(GLfloat x, GLfloat y, GLfloat z, GLfloat w, GLfloat h); 78 static void s_glDrawTexsOES(GLshort x, GLshort y, GLshort z, GLshort w, GLshort h); 79 static void s_glDrawTexiOES(GLint x, GLint y, GLint z, GLint w, GLint h); 80 static void s_glDrawTexxOES(GLfixed x, GLfixed y, GLfixed z, GLfixed w, GLfixed h); 81 static void s_glDrawTexfvOES(const GLfloat *coords); 82 static void s_glDrawTexsvOES(const GLshort *coords); 83 static void s_glDrawTexivOES(const GLint *coords); 84 static void s_glDrawTexxvOES(const GLfixed *coords); 85 86 static void s_glActiveTexture(GLenum texture); 87 static void s_glBindTexture(GLenum target, GLuint texture); 88 static void s_glEnable(GLenum cap); 89 static void s_glDisable(GLenum cap); 90 static void s_glClientActiveTexture(GLenum texture); 91 static void s_glEnableClientState(GLenum cap); 92 static void s_glDisableClientState(GLenum cap); 93 94 void applyPendingCropRects(); 95 void fixTextureEnable(); 96 97 glTexParameteriv_server_proc_t m_glTexParameteriv; 98 glDrawTexfOES_server_proc_t m_glDrawTexfOES; 99 glDrawTexiOES_server_proc_t m_glDrawTexiOES; 100 glDrawTexsOES_server_proc_t m_glDrawTexsOES; 101 glDrawTexxOES_server_proc_t m_glDrawTexxOES; 102 glDrawTexfvOES_server_proc_t m_glDrawTexfvOES; 103 glDrawTexivOES_server_proc_t m_glDrawTexivOES; 104 glDrawTexsvOES_server_proc_t m_glDrawTexsvOES; 105 glDrawTexxvOES_server_proc_t m_glDrawTexxvOES; 106 glActiveTexture_server_proc_t m_glActiveTexture; 107 glBindTexture_server_proc_t m_glBindTexture; 108 glEnable_server_proc_t m_glEnable; 109 glDisable_server_proc_t m_glDisable; 110 glClientActiveTexture_server_proc_t m_glClientActiveTexture; 111 glEnableClientState_server_proc_t m_glEnableClientState; 112 glDisableClientState_server_proc_t m_glDisableClientState; 113 #endif 114 115 }; 116 117 #endif 118