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