| status_t SurfaceFlinger::readyToRun()
{
LOGI("SurfaceFlinger's main thread ready to run. "
"Initializing graphics H/W...");
// we only support one display currently
intdpy=0;
{
// initialize the main display
GraphicPlane&plane(graphicPlane(dpy));
DisplayHardware* const hw = new DisplayHardware(this, dpy);
plane.setDisplayHardware(hw);
}
// create the shared control-block
mServerHeap=newMemoryHeapBase(4096,
MemoryHeapBase::READ_ONLY,"SurfaceFlinger read-only heap");
LOGE_IF(mServerHeap==0,"can't create shared memory dealer");
mServerCblk=static_cast<surface_flinger_cblk_t*>(mServerHeap->getBase());
LOGE_IF(mServerCblk==0,"can't get to shared control block's address");
new(mServerCblk)surface_flinger_cblk_t;
// initialize primary screen
// (other display should be initialized in the same manner, but
// asynchronously, as they could come and go. None of this is supported
// yet).
constGraphicPlane&plane(graphicPlane(dpy));
constDisplayHardware&hw=plane.displayHardware();
constuint32_tw=hw.getWidth();
constuint32_th=hw.getHeight();
constuint32_tf=hw.getFormat();
hw.makeCurrent();
// initialize the shared control block
mServerCblk->connected|=1<<dpy;
display_cblk_t*dcblk=mServerCblk->displays+dpy;
memset(dcblk,0,sizeof(display_cblk_t));
dcblk->w=plane.getWidth();
dcblk->h=plane.getHeight();
dcblk->format=f;
dcblk->orientation=ISurfaceComposer::eOrientationDefault;
dcblk->xdpi=hw.getDpiX();
dcblk->ydpi=hw.getDpiY();
dcblk->fps=hw.getRefreshRate();
dcblk->density=hw.getDensity();
asmvolatile("":::"memory");
// Initialize OpenGL|ES
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D,0);
glTexParameterx(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S,GL_CLAMP_TO_EDGE);
glTexParameterx(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T,GL_CLAMP_TO_EDGE);
glTexParameterx(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_NEAREST);
glTexParameterx(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_NEAREST);
glTexEnvx(GL_TEXTURE_ENV,GL_TEXTURE_ENV_MODE,GL_REPLACE);
glPixelStorei(GL_UNPACK_ALIGNMENT,4);
glPixelStorei(GL_PACK_ALIGNMENT,4);
glEnableClientState(GL_VERTEX_ARRAY);
glEnable(GL_SCISSOR_TEST);
glShadeModel(GL_FLAT);
glDisable(GL_DITHER);
glDisable(GL_CULL_FACE);
constuint16_tg0=pack565(0x0F,0x1F,0x0F);
constuint16_tg1=pack565(0x17,0x2f,0x17);
constuint16_ttextureData[4]={g0,g1,g1,g0};
glGenTextures(1,&mWormholeTexName);
glBindTexture(GL_TEXTURE_2D,mWormholeTexName);
glTexParameterx(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_NEAREST);
glTexParameterx(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_NEAREST);
glTexParameterx(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S,GL_REPEAT);
glTexParameterx(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T,GL_REPEAT);
glTexImage2D(GL_TEXTURE_2D,0,GL_RGB,2,2,0,
GL_RGB,GL_UNSIGNED_SHORT_5_6_5,textureData);
glViewport(0,0,w,h);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glOrthof(0,w,h,0,0,1);
LayerDim::initDimmer(this,w,h);
mReadyToRunBarrier.open();
/*
* We're now ready to accept clients...
*/
// start boot animation
property_set("ctl.start","bootanim");
returnNO_ERROR;
} |
