2 Copyright 2004-2005 Chris Tallon, 2006,2011-2012 Marten Richter
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4 This file is part of VOMP.
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6 VOMP is free software; you can redistribute it and/or modify
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7 it under the terms of the GNU General Public License as published by
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8 the Free Software Foundation; either version 2 of the License, or
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9 (at your option) any later version.
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11 VOMP is distributed in the hope that it will be useful,
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12 but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 GNU General Public License for more details.
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16 You should have received a copy of the GNU General Public License
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17 along with VOMP; if not, write to the Free Software
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18 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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22 #include "osdopengl.h"
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24 #include "videoomx.h"
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25 #include "surfaceopengl.h"
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28 #include "message.h"
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29 #include "command.h"
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32 #define BACKBUFFER_WIDTH 1280
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33 #define BACKBUFFER_HEIGHT 720
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41 OsdOpenGL::OsdOpenGL()
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45 external_driving=false;
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47 lastrendertime=getTimeMS();
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52 #ifdef BENCHMARK_FPS
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53 last_benchmark_time=getTimeMS();
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54 num_benchmark_frames=0;
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60 OsdOpenGL::~OsdOpenGL()
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73 int OsdOpenGL::getFD()
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75 if (!initted) return 0;
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79 Surface * OsdOpenGL::createNewSurface() {
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80 return (Surface*)new SurfaceOpenGL();
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83 int OsdOpenGL::init(void* device)
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85 if (initted) return 0;
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86 Video* video = Video::getInstance();
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87 //window=*((HWND*)device);
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89 // May be this device specific part should go to a device specific child class
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91 //init broadcom chipset (Move to video?)
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94 //First get connection to egl
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95 egl_display=eglGetDisplay(EGL_DEFAULT_DISPLAY);
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97 if (egl_display==EGL_NO_DISPLAY) {
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98 Log::getInstance()->log("OSD", Log::WARN, "Could not get egl display! %x",eglGetError());
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105 if (eglInitialize(egl_display, NULL, NULL)==EGL_FALSE) {
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106 Log::getInstance()->log("OSD", Log::WARN, "Initialising display failed! %x",eglGetError());
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111 const char *query_str=eglQueryString(egl_display,EGL_CLIENT_APIS);
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112 if (query_str) Log::getInstance()->logLongString("OSD", Log::NOTICE, query_str);
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113 else Log::getInstance()->log("OSD", Log::WARN, "Could not query display %x",eglGetError());
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114 query_str=eglQueryString(egl_display,EGL_EXTENSIONS);
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115 if (query_str) Log::getInstance()->logLongString("OSD", Log::NOTICE, query_str);
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116 else Log::getInstance()->log("OSD", Log::WARN, "Could not query display %x",eglGetError());
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118 const EGLint attributs[]={
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119 EGL_RED_SIZE,8,EGL_GREEN_SIZE, 8,EGL_BLUE_SIZE, 8,EGL_ALPHA_SIZE, 8,
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120 EGL_SURFACE_TYPE, EGL_WINDOW_BIT|EGL_PBUFFER_BIT,
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121 EGL_CONFORMANT, EGL_OPENGL_ES2_BIT,
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123 }; // Here, we might have to select the resolution!
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128 if (eglChooseConfig(egl_display, attributs, &egl_ourconfig, 1, &number)==EGL_FALSE) {
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129 Log::getInstance()->log("OSD", Log::WARN, "Choosing egl config failed! %x",eglGetError());
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134 const EGLint attr_context[]={
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135 EGL_CONTEXT_CLIENT_VERSION,2,
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139 egl_context=eglCreateContext(egl_display,egl_ourconfig,EGL_NO_CONTEXT,attr_context);
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140 if (egl_context==EGL_NO_CONTEXT) {
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141 Log::getInstance()->log("OSD", Log::WARN, "Creating egl context failed! %x",eglGetError());
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146 // warning broadcom specific, get display size!
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147 display_width=display_height=0;
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148 if (graphics_get_display_size(0, &display_width, &display_height)<0) {
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149 Log::getInstance()->log("OSD", Log::WARN, "Getting display size failed! (BCM API) ");
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153 Log::getInstance()->log("OSD", Log::NOTICE, "Displaysize is %d x %d ",display_width, display_height);
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154 VC_RECT_T dst_rect ={0,0,display_width,display_height};
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155 VC_RECT_T src_rect={0,0,BACKBUFFER_WIDTH <<16,BACKBUFFER_HEIGHT<<16};
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157 DISPMANX_UPDATE_HANDLE_T bcm_update;
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159 bcm_display=vc_dispmanx_display_open(0);
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160 bcm_update=vc_dispmanx_update_start(0);
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161 bcm_element=vc_dispmanx_element_add(bcm_update,bcm_display,
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163 &src_rect,DISPMANX_PROTECTION_NONE,0, 0, (DISPMANX_TRANSFORM_T) 0);
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165 vc_dispmanx_update_submit_sync(bcm_update);
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166 static EGL_DISPMANX_WINDOW_T nativewindow;
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167 nativewindow.element=bcm_element;
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168 nativewindow.height=BACKBUFFER_HEIGHT;
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169 nativewindow.width=BACKBUFFER_WIDTH;
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171 egl_surface = eglCreateWindowSurface(egl_display,egl_ourconfig, &nativewindow,NULL );
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172 if (egl_surface==EGL_NO_SURFACE) {
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173 Log::getInstance()->log("OSD", Log::WARN, "Creating egl window surface failed!");
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178 if (eglMakeCurrent(egl_display, egl_surface, egl_surface, egl_context)== EGL_FALSE) {
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179 Log::getInstance()->log("OSD", Log::WARN, "Making egl Current failed");
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185 query_str=(const char*)glGetString(GL_VERSION) ;
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186 if (query_str) Log::getInstance()->logLongString("OSD", Log::NOTICE, query_str);
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187 else Log::getInstance()->log("OSD", Log::WARN, "Could not query display %x",glGetError());
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189 query_str=(const char*)glGetString(GL_VENDOR) ;
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190 if (query_str) Log::getInstance()->logLongString("OSD", Log::NOTICE, query_str);
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191 else Log::getInstance()->log("OSD", Log::WARN, "Could not query display %x",glGetError());
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193 query_str=(const char*)glGetString(GL_RENDERER) ;
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194 if (query_str) Log::getInstance()->logLongString("OSD", Log::NOTICE, query_str);
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195 else Log::getInstance()->log("OSD", Log::WARN, "Could not query display %x",glGetError());
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197 query_str=(const char*)glGetString(GL_EXTENSIONS) ;
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198 if (query_str) Log::getInstance()->logLongString("OSD", Log::NOTICE, query_str);
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199 else Log::getInstance()->log("OSD", Log::WARN, "Could not query display %x",glGetError());
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204 //Now we will create the Screen
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205 screen = (Surface*) new SurfaceOpenGL(Surface::SCREEN);
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207 screen->create(video->getScreenWidth(), video->getScreenHeight());
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209 initted = 1; // must set this here or create surface won't work
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211 //glGenBuffers(1, &vB);
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212 //glGenBuffers(1, &iB);
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214 //Preparing the Shaders
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216 if (!osd_shader.init()) {
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217 Log::getInstance()->log("OSD", Log::WARN, "Init Osd Shader failed");
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225 glClearColor(0.0f,0.0f,0.0f,1.f);
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226 eglSwapInterval(egl_display, 1 );
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228 eglMakeCurrent(egl_display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT );
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230 if (((VideoOMX*)Video::getInstance())->initUsingOSDObjects()!=1) { //call Video for init opengl stuff
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241 void OsdOpenGL::InitVertexBuffer(float scalex,float scaley)
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243 Video* video=Video::getInstance();
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246 OSDCOLOR osdcolor={1.f,1.f,1.f,1.f};
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248 // osdvertices[0].c=osdcolor;
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249 osdvertices[0].x= (scalex);
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250 osdvertices[0].y=-scaley;
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251 osdvertices[0].z=0.5;
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252 osdvertices[0].u=texx;
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253 osdvertices[0].v=texy;
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254 // osdvertices[1].c=osdcolor;
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255 osdvertices[1].x=(scalex);
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256 osdvertices[1].y=(scaley);
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257 osdvertices[1].z=0.5f;
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258 osdvertices[1].u=texx;
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259 osdvertices[1].v=0.f;
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260 // osdvertices[0].c=osdcolor;
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261 osdvertices[2].x=(-scalex);
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262 osdvertices[2].y=-scaley;
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263 osdvertices[2].z=0.5f;
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264 osdvertices[2].u=0.f;
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265 osdvertices[2].v=texy;
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266 // osdvertices[3].c=osdcolor;
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267 osdvertices[3].x=-scalex;
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268 osdvertices[3].y=(scaley);
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269 osdvertices[3].z=0.5f;
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270 osdvertices[3].u=0.f;
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271 osdvertices[3].v=0.f;
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283 int OsdOpenGL::shutdown()
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285 if (!initted) return 0;
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292 (((VideoOMX*)Video::getInstance())->shutdownUsingOSDObjects());
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295 osd_shader.deinit();
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297 glClear(GL_COLOR_BUFFER_BIT);
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298 eglSwapBuffers(egl_display, egl_surface);
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299 eglMakeCurrent(egl_display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT );
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300 eglDestroySurface(egl_display,egl_surface);
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301 eglDestroyContext(egl_display,egl_context);
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302 eglTerminate(egl_display );
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304 DISPMANX_UPDATE_HANDLE_T bcm_update;
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305 bcm_update=vc_dispmanx_update_start(0);
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307 vc_dispmanx_element_remove(bcm_update,bcm_element);
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308 vc_dispmanx_update_submit_sync(bcm_update);
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309 vc_dispmanx_display_close(bcm_display);
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315 void OsdOpenGL::screenShot(const char* fileName)
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318 screen->screenShot(fileName);
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322 void OsdOpenGL::threadMethod()
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324 // We have to claim the gl context for this thread
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327 //glmutex.Unlock();
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332 unsigned int waittime=10;
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336 long long time1 = getTimeMS();
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337 if ((time1 - lastrendertime) > 200) {//5 fps for OSD updates are enough, avoids tearing
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338 InternalRendering();
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339 lastrendertime = getTimeMS();
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346 struct timespec target_time;
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347 clock_gettime(CLOCK_REALTIME,&target_time);
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348 target_time.tv_nsec+=1000000LL*ts;
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349 if (target_time.tv_nsec>999999999) {
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350 target_time.tv_nsec-=1000000000L;
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351 target_time.tv_sec+=1;
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353 threadWaitForSignalTimed(&target_time);
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357 //eglMakeCurrent(egl_display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT );
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361 void OsdOpenGL::threadPostStopCleanup()
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369 void OsdOpenGL::InternalRendering(){
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376 //InitVertexBuffer(display_width,display_height);
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377 InitVertexBuffer(1.f,1.f);
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380 glViewport(0, 0, BACKBUFFER_WIDTH ,BACKBUFFER_HEIGHT);
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382 glClearColor(0.0f,0.0f,0.0f,1.f);
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383 glClear(GL_COLOR_BUFFER_BIT);
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385 osd_shader.PrepareRendering(((SurfaceOpenGL*)screen)->getTexture());
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387 glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE,sizeof(OSDVERTEX), osdvertices);
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388 glEnableVertexAttribArray(0);
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389 glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE,sizeof(OSDVERTEX), &(osdvertices[0].u));
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390 glEnableVertexAttribArray(1);
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394 glDisable(GL_BLEND);
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398 glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
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402 //Show it to the user!
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403 eglSwapBuffers(egl_display, egl_surface);
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407 #ifdef BENCHMARK_FPS
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408 num_benchmark_frames++;
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409 if (getTimeMS()-last_benchmark_time>4000) {
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410 float fps=1000./(float)(getTimeMS()-last_benchmark_time);
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411 fps*=((float)num_benchmark_frames);
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412 num_benchmark_frames=0;
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413 Log::getInstance()->log("OSD", Log::NOTICE, "Current FPS %g", fps);
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414 last_benchmark_time=getTimeMS();
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427 void OsdOpenGL::BeginPainting() {//We synchronize calls to d3d between different threads
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430 if (eglMakeCurrent(egl_display, egl_surface, egl_surface, egl_context)== EGL_FALSE) {
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431 Log::getInstance()->log("OSD", Log::WARN, "Making egl Current failed in thread %d",eglGetError());
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437 void OsdOpenGL::EndPainting() {
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438 eglMakeCurrent(egl_display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT );
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444 void OsdOpenGL::Blank() {
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446 glClearColor(0.15f, 1.f, 0.35f, 1.0f); // change this to black after testing
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447 glClear( GL_COLOR_BUFFER_BIT );
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448 glClear( GL_DEPTH_BUFFER_BIT );
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