factor EGL/GL and surface creation out of DisplayHardware
Change-Id: Icd85a6a4caad06f056578008af3e21666fa8b1f4
diff --git a/services/surfaceflinger/DisplayHardware.cpp b/services/surfaceflinger/DisplayHardware.cpp
index fdde15a..af33a89 100644
--- a/services/surfaceflinger/DisplayHardware.cpp
+++ b/services/surfaceflinger/DisplayHardware.cpp
@@ -31,6 +31,7 @@
#include <EGL/eglext.h>
#include <hardware/gralloc.h>
+#include <private/gui/SharedBufferStack.h>
#include "DisplayHardware/FramebufferSurface.h"
#include "DisplayHardware/DisplayHardwareBase.h"
@@ -40,8 +41,9 @@
#include "GLExtensions.h"
#include "SurfaceFlinger.h"
+// ----------------------------------------------------------------------------
using namespace android;
-
+// ----------------------------------------------------------------------------
static __attribute__((noinline))
void checkGLErrors()
@@ -88,6 +90,8 @@
}
}
+// ----------------------------------------------------------------------------
+
/*
* Initialize the display to the specified values.
*
@@ -95,79 +99,78 @@
DisplayHardware::DisplayHardware(
const sp<SurfaceFlinger>& flinger,
- uint32_t dpy)
- : DisplayHardwareBase(flinger, dpy),
- mFlinger(flinger), mFlags(0), mHwc(0), mSecureLayerVisible(false)
+ int display,
+ const sp<SurfaceTextureClient>& surface,
+ EGLConfig config)
+ : DisplayHardwareBase(flinger, display),
+ mFlinger(flinger),
+ mDisplayId(display),
+ mHwc(0),
+ mNativeWindow(surface),
+ mFlags(0),
+ mSecureLayerVisible(false)
{
- init(dpy);
+ init(config);
}
-DisplayHardware::~DisplayHardware()
-{
- fini();
+DisplayHardware::~DisplayHardware() {
}
-float DisplayHardware::getDpiX() const { return mDpiX; }
-float DisplayHardware::getDpiY() const { return mDpiY; }
-float DisplayHardware::getDensity() const { return mDensity; }
-float DisplayHardware::getRefreshRate() const { return mRefreshRate; }
-int DisplayHardware::getWidth() const { return mDisplayWidth; }
-int DisplayHardware::getHeight() const { return mDisplayHeight; }
-PixelFormat DisplayHardware::getFormat() const { return mFormat; }
-uint32_t DisplayHardware::getMaxTextureSize() const { return mMaxTextureSize; }
-
-uint32_t DisplayHardware::getMaxViewportDims() const {
- return mMaxViewportDims[0] < mMaxViewportDims[1] ?
- mMaxViewportDims[0] : mMaxViewportDims[1];
+float DisplayHardware::getDpiX() const {
+ return mDpiX;
}
-static status_t selectConfigForPixelFormat(
- EGLDisplay dpy,
- EGLint const* attrs,
- PixelFormat format,
- EGLConfig* outConfig)
-{
- EGLConfig config = NULL;
- EGLint numConfigs = -1, n=0;
- eglGetConfigs(dpy, NULL, 0, &numConfigs);
- EGLConfig* const configs = new EGLConfig[numConfigs];
- eglChooseConfig(dpy, attrs, configs, numConfigs, &n);
- for (int i=0 ; i<n ; i++) {
- EGLint nativeVisualId = 0;
- eglGetConfigAttrib(dpy, configs[i], EGL_NATIVE_VISUAL_ID, &nativeVisualId);
- if (nativeVisualId>0 && format == nativeVisualId) {
- *outConfig = configs[i];
- delete [] configs;
- return NO_ERROR;
- }
- }
- delete [] configs;
- return NAME_NOT_FOUND;
+float DisplayHardware::getDpiY() const {
+ return mDpiY;
}
+float DisplayHardware::getDensity() const {
+ return mDensity;
+}
-void DisplayHardware::init(uint32_t dpy)
+float DisplayHardware::getRefreshRate() const {
+ return mRefreshRate;
+}
+
+int DisplayHardware::getWidth() const {
+ return mDisplayWidth;
+}
+
+int DisplayHardware::getHeight() const {
+ return mDisplayHeight;
+}
+
+PixelFormat DisplayHardware::getFormat() const {
+ return mFormat;
+}
+
+EGLSurface DisplayHardware::getEGLSurface() const {
+ return mSurface;
+}
+
+void DisplayHardware::init(EGLConfig config)
{
- mNativeWindow = new FramebufferSurface();
- framebuffer_device_t const * fbDev = mNativeWindow->getDevice();
- if (!fbDev) {
- ALOGE("Display subsystem failed to initialize. check logs. exiting...");
- exit(0);
+ ANativeWindow* const window = mNativeWindow.get();
+
+ int concreteType;
+ window->query(window, NATIVE_WINDOW_CONCRETE_TYPE, &concreteType);
+ if (concreteType == NATIVE_WINDOW_FRAMEBUFFER) {
+ mFramebufferSurface = static_cast<FramebufferSurface *>(mNativeWindow.get());
}
int format;
- ANativeWindow const * const window = mNativeWindow.get();
window->query(window, NATIVE_WINDOW_FORMAT, &format);
- mDpiX = mNativeWindow->xdpi;
- mDpiY = mNativeWindow->ydpi;
- mRefreshRate = fbDev->fps;
-
- if (mDpiX == 0 || mDpiY == 0) {
- ALOGE("invalid screen resolution from fb HAL (xdpi=%f, ydpi=%f), "
- "defaulting to 160 dpi", mDpiX, mDpiY);
- mDpiX = mDpiY = 160;
+ mDpiX = window->xdpi;
+ mDpiY = window->ydpi;
+ if (mFramebufferSurface != NULL) {
+ mRefreshRate = mFramebufferSurface->getRefreshRate();
+ } else {
+ mRefreshRate = 60;
}
+ mRefreshPeriod = nsecs_t(1e9 / mRefreshRate);
+
+ // TODO: Not sure if display density should handled by SF any longer
class Density {
static int getDensityFromProperty(char const* propName) {
char property[PROPERTY_VALUE_MAX];
@@ -183,173 +186,52 @@
static int getBuildDensity() {
return getDensityFromProperty("ro.sf.lcd_density"); }
};
-
-
// The density of the device is provided by a build property
mDensity = Density::getBuildDensity() / 160.0f;
-
if (mDensity == 0) {
// the build doesn't provide a density -- this is wrong!
// use xdpi instead
ALOGE("ro.sf.lcd_density must be defined as a build property");
mDensity = mDpiX / 160.0f;
}
-
if (Density::getEmuDensity()) {
// if "qemu.sf.lcd_density" is specified, it overrides everything
mDpiX = mDpiY = mDensity = Density::getEmuDensity();
mDensity /= 160.0f;
}
-
-
- /* FIXME: this is a temporary HACK until we are able to report the refresh rate
- * properly from the HAL. The WindowManagerService now relies on this value.
- */
-#ifndef REFRESH_RATE
- mRefreshRate = fbDev->fps;
-#else
- mRefreshRate = REFRESH_RATE;
-#warning "refresh rate set via makefile to REFRESH_RATE"
-#endif
-
- mRefreshPeriod = nsecs_t(1e9 / mRefreshRate);
-
- EGLint w, h, dummy;
- EGLint numConfigs=0;
- EGLSurface surface;
- EGLContext context;
- EGLBoolean result;
- status_t err;
-
- // initialize EGL
- EGLint attribs[] = {
- EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
- EGL_RECORDABLE_ANDROID, EGL_TRUE,
- EGL_NONE
- };
-
- // TODO: all the extensions below should be queried through
- // eglGetProcAddress().
-
- EGLDisplay display = eglGetDisplay(EGL_DEFAULT_DISPLAY);
- eglInitialize(display, NULL, NULL);
- eglGetConfigs(display, NULL, 0, &numConfigs);
-
- EGLConfig config = NULL;
- err = selectConfigForPixelFormat(display, attribs, format, &config);
- if (err) {
- // maybe we failed because of EGL_RECORDABLE_ANDROID
- ALOGW("couldn't find an EGLConfig with EGL_RECORDABLE_ANDROID");
- attribs[2] = EGL_NONE;
- err = selectConfigForPixelFormat(display, attribs, format, &config);
- }
-
- ALOGE_IF(err, "couldn't find an EGLConfig matching the screen format");
-
- EGLint r,g,b,a;
- eglGetConfigAttrib(display, config, EGL_RED_SIZE, &r);
- eglGetConfigAttrib(display, config, EGL_GREEN_SIZE, &g);
- eglGetConfigAttrib(display, config, EGL_BLUE_SIZE, &b);
- eglGetConfigAttrib(display, config, EGL_ALPHA_SIZE, &a);
-
- if (mNativeWindow->isUpdateOnDemand()) {
- mFlags |= PARTIAL_UPDATES;
- }
-
- if (eglGetConfigAttrib(display, config, EGL_CONFIG_CAVEAT, &dummy) == EGL_TRUE) {
- if (dummy == EGL_SLOW_CONFIG)
- mFlags |= SLOW_CONFIG;
- }
-
/*
- * Create our main surface
+ * Create our display's surface
*/
- surface = eglCreateWindowSurface(display, config, mNativeWindow.get(), NULL);
+ EGLSurface surface;
+ EGLint w, h;
+ EGLDisplay display = eglGetDisplay(EGL_DEFAULT_DISPLAY);
+ surface = eglCreateWindowSurface(display, config, window, NULL);
eglQuerySurface(display, surface, EGL_WIDTH, &mDisplayWidth);
eglQuerySurface(display, surface, EGL_HEIGHT, &mDisplayHeight);
- if (mFlags & PARTIAL_UPDATES) {
- // if we have partial updates, we definitely don't need to
- // preserve the backbuffer, which may be costly.
- eglSurfaceAttrib(display, surface,
- EGL_SWAP_BEHAVIOR, EGL_BUFFER_DESTROYED);
+ if (mFramebufferSurface != NULL) {
+ if (mFramebufferSurface->isUpdateOnDemand()) {
+ mFlags |= PARTIAL_UPDATES;
+ // if we have partial updates, we definitely don't need to
+ // preserve the backbuffer, which may be costly.
+ eglSurfaceAttrib(display, surface,
+ EGL_SWAP_BEHAVIOR, EGL_BUFFER_DESTROYED);
+ }
}
- /*
- * Create our OpenGL ES context
- */
-
- EGLint contextAttributes[] = {
-#ifdef EGL_IMG_context_priority
-#ifdef HAS_CONTEXT_PRIORITY
-#warning "using EGL_IMG_context_priority"
- EGL_CONTEXT_PRIORITY_LEVEL_IMG, EGL_CONTEXT_PRIORITY_HIGH_IMG,
-#endif
-#endif
- EGL_NONE, EGL_NONE
- };
- context = eglCreateContext(display, config, NULL, contextAttributes);
-
mDisplay = display;
- mConfig = config;
mSurface = surface;
- mContext = context;
- mFormat = fbDev->format;
+ mFormat = format;
mPageFlipCount = 0;
- /*
- * Gather OpenGL ES extensions
- */
-
- result = eglMakeCurrent(display, surface, surface, context);
- if (!result) {
- ALOGE("Couldn't create a working GLES context. check logs. exiting...");
- exit(0);
- }
-
- GLExtensions& extensions(GLExtensions::getInstance());
- extensions.initWithGLStrings(
- glGetString(GL_VENDOR),
- glGetString(GL_RENDERER),
- glGetString(GL_VERSION),
- glGetString(GL_EXTENSIONS),
- eglQueryString(display, EGL_VENDOR),
- eglQueryString(display, EGL_VERSION),
- eglQueryString(display, EGL_EXTENSIONS));
-
- glGetIntegerv(GL_MAX_TEXTURE_SIZE, &mMaxTextureSize);
- glGetIntegerv(GL_MAX_VIEWPORT_DIMS, mMaxViewportDims);
-
- ALOGI("EGL informations:");
- ALOGI("# of configs : %d", numConfigs);
- ALOGI("vendor : %s", extensions.getEglVendor());
- ALOGI("version : %s", extensions.getEglVersion());
- ALOGI("extensions: %s", extensions.getEglExtension());
- ALOGI("Client API: %s", eglQueryString(display, EGL_CLIENT_APIS)?:"Not Supported");
- ALOGI("EGLSurface: %d-%d-%d-%d, config=%p", r, g, b, a, config);
-
- ALOGI("OpenGL informations:");
- ALOGI("vendor : %s", extensions.getVendor());
- ALOGI("renderer : %s", extensions.getRenderer());
- ALOGI("version : %s", extensions.getVersion());
- ALOGI("extensions: %s", extensions.getExtension());
- ALOGI("GL_MAX_TEXTURE_SIZE = %d", mMaxTextureSize);
- ALOGI("GL_MAX_VIEWPORT_DIMS = %d x %d", mMaxViewportDims[0], mMaxViewportDims[1]);
- ALOGI("flags = %08x", mFlags);
-
- // Unbind the context from this thread
- eglMakeCurrent(display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
-
-
// initialize the H/W composer
mHwc = new HWComposer(mFlinger, *this, mRefreshPeriod);
if (mHwc->initCheck() == NO_ERROR) {
mHwc->setFrameBuffer(mDisplay, mSurface);
}
-
// initialize the display orientation transform.
// it's a constant that should come from the display driver.
int displayOrientation = ISurfaceComposer::eOrientationDefault;
@@ -378,6 +260,20 @@
mLogicalDisplayHeight = h;
}
DisplayHardware::setOrientation(ISurfaceComposer::eOrientationDefault);
+
+ // initialize the shared control block
+ surface_flinger_cblk_t* const scblk = mFlinger->getControlBlock();
+ scblk->connected |= 1 << mDisplayId;
+ display_cblk_t* dcblk = &scblk->displays[mDisplayId];
+ memset(dcblk, 0, sizeof(display_cblk_t));
+ dcblk->w = w; // XXX: plane.getWidth();
+ dcblk->h = h; // XXX: plane.getHeight();
+ dcblk->format = format;
+ dcblk->orientation = ISurfaceComposer::eOrientationDefault;
+ dcblk->xdpi = mDpiX;
+ dcblk->ydpi = mDpiY;
+ dcblk->fps = mRefreshRate;
+ dcblk->density = mDensity;
}
void DisplayHardware::setVSyncHandler(const sp<VSyncHandler>& handler) {
@@ -411,19 +307,6 @@
return *mHwc;
}
-/*
- * Clean up. Throw out our local state.
- *
- * (It's entirely possible we'll never get here, since this is meant
- * for real hardware, which doesn't restart.)
- */
-
-void DisplayHardware::fini()
-{
- eglMakeCurrent(mDisplay, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
- eglTerminate(mDisplay);
-}
-
void DisplayHardware::releaseScreen() const
{
DisplayHardwareBase::releaseScreen();
@@ -458,7 +341,10 @@
}
status_t DisplayHardware::compositionComplete() const {
- return mNativeWindow->compositionComplete();
+ if (mFramebufferSurface == NULL) {
+ return NO_ERROR;
+ }
+ return mFramebufferSurface->compositionComplete();
}
void DisplayHardware::flip(const Region& dirty) const
@@ -478,7 +364,9 @@
#endif
if (mFlags & PARTIAL_UPDATES) {
- mNativeWindow->setUpdateRectangle(dirty.getBounds());
+ if (mFramebufferSurface != NULL) {
+ mFramebufferSurface->setUpdateRectangle(dirty.getBounds());
+ }
}
mPageFlipCount++;
@@ -489,10 +377,6 @@
eglSwapBuffers(dpy, surface);
}
checkEGLErrors("eglSwapBuffers");
-
- // for debugging
- //glClearColor(1,0,0,0);
- //glClear(GL_COLOR_BUFFER_BIT);
}
uint32_t DisplayHardware::getFlags() const
@@ -500,14 +384,11 @@
return mFlags;
}
-void DisplayHardware::makeCurrent() const
-{
- eglMakeCurrent(mDisplay, mSurface, mSurface, mContext);
-}
-
void DisplayHardware::dump(String8& res) const
{
- mNativeWindow->dump(res);
+ if (mFramebufferSurface != NULL) {
+ mFramebufferSurface->dump(res);
+ }
}
// ----------------------------------------------------------------------------
diff --git a/services/surfaceflinger/DisplayHardware.h b/services/surfaceflinger/DisplayHardware.h
index 86500a6..029c3da 100644
--- a/services/surfaceflinger/DisplayHardware.h
+++ b/services/surfaceflinger/DisplayHardware.h
@@ -27,7 +27,6 @@
#include <EGL/egl.h>
#include <EGL/eglext.h>
-#include "GLExtensions.h"
#include "Transform.h"
#include "DisplayHardware/DisplayHardwareBase.h"
@@ -37,6 +36,7 @@
namespace android {
class FramebufferSurface;
+class SurfaceTextureClient;
class DisplayHardware :
public DisplayHardwareBase,
@@ -52,15 +52,15 @@
};
enum {
- COPY_BITS_EXTENSION = 0x00000008,
PARTIAL_UPDATES = 0x00020000, // video driver feature
- SLOW_CONFIG = 0x00040000, // software
SWAP_RECTANGLE = 0x00080000,
};
DisplayHardware(
const sp<SurfaceFlinger>& flinger,
- uint32_t displayIndex);
+ int dpy,
+ const sp<SurfaceTextureClient>& surface,
+ EGLConfig config);
virtual ~DisplayHardware();
@@ -79,12 +79,10 @@
int getHeight() const;
PixelFormat getFormat() const;
uint32_t getFlags() const;
- uint32_t getMaxTextureSize() const;
- uint32_t getMaxViewportDims() const;
nsecs_t getRefreshPeriod() const;
nsecs_t getRefreshTimestamp() const;
- void makeCurrent() const;
+ EGLSurface getEGLSurface() const;
void setVisibleLayersSortedByZ(const Vector< sp<LayerBase> >& layers);
Vector< sp<LayerBase> > getVisibleLayersSortedByZ() const;
@@ -107,7 +105,6 @@
uint32_t getPageFlipCount() const;
EGLDisplay getEGLDisplay() const { return mDisplay; }
- EGLConfig getEGLConfig() const { return mConfig; }
void dump(String8& res) const;
@@ -122,15 +119,26 @@
inline Rect bounds() const { return getBounds(); }
private:
- virtual void onVSyncReceived(int dpy, nsecs_t timestamp);
- void init(uint32_t displayIndex);
- void fini();
+ void init(EGLConfig config);
+ virtual void onVSyncReceived(int dpy, nsecs_t timestamp);
+
+ /*
+ * Constants, set during initialization
+ */
sp<SurfaceFlinger> mFlinger;
+ int mDisplayId;
+ HWComposer* mHwc;
+ PowerHAL mPowerHAL;
+ // ANativeWindow this display is rendering into
+ sp<SurfaceTextureClient> mNativeWindow;
+ // set if mNativeWindow is a FramebufferSurface
+ sp<FramebufferSurface> mFramebufferSurface;
+
+
EGLDisplay mDisplay;
EGLSurface mSurface;
EGLContext mContext;
- EGLConfig mConfig;
float mDpiX;
float mDpiY;
float mRefreshRate;
@@ -140,18 +148,15 @@
PixelFormat mFormat;
uint32_t mFlags;
mutable uint32_t mPageFlipCount;
- GLint mMaxViewportDims[2];
- GLint mMaxTextureSize;
nsecs_t mRefreshPeriod;
mutable nsecs_t mLastHwVSync;
- // constant once set
- HWComposer* mHwc;
- PowerHAL mPowerHAL;
- // Can only accessed from the main thread, these members
- // don't need synchronization
+ /*
+ * Can only accessed from the main thread, these members
+ * don't need synchronization.
+ */
// list of visible layers on that display
Vector< sp<LayerBase> > mVisibleLayersSortedByZ;
// Whether we have a visible secure layer on this display
@@ -169,13 +174,12 @@
int mUserDisplayWidth;
int mUserDisplayHeight;
-
mutable Mutex mLock;
- // protected by mLock
+ /*
+ * protected by mLock
+ */
wp<VSyncHandler> mVSyncHandler;
-
- sp<FramebufferSurface> mNativeWindow;
};
}; // namespace android
diff --git a/services/surfaceflinger/DisplayHardware/FramebufferSurface.cpp b/services/surfaceflinger/DisplayHardware/FramebufferSurface.cpp
index 6cfb190..7695e7f 100644
--- a/services/surfaceflinger/DisplayHardware/FramebufferSurface.cpp
+++ b/services/surfaceflinger/DisplayHardware/FramebufferSurface.cpp
@@ -38,6 +38,15 @@
namespace android {
// ----------------------------------------------------------------------------
+sp<FramebufferSurface> FramebufferSurface::create() {
+ sp<FramebufferSurface> result = new FramebufferSurface();
+ if (result->fbDev == NULL) {
+ result = NULL;
+ }
+ return result;
+}
+
+// ----------------------------------------------------------------------------
/*
* This implements the (main) framebuffer management. This class is used
@@ -64,10 +73,19 @@
mUpdateOnDemand = (fbDev->setUpdateRect != 0);
const_cast<uint32_t&>(ANativeWindow::flags) = fbDev->flags;
- const_cast<float&>(ANativeWindow::xdpi) = fbDev->xdpi;
- const_cast<float&>(ANativeWindow::ydpi) = fbDev->ydpi;
const_cast<int&>(ANativeWindow::minSwapInterval) = fbDev->minSwapInterval;
const_cast<int&>(ANativeWindow::maxSwapInterval) = fbDev->maxSwapInterval;
+
+ if (fbDev->xdpi == 0 || fbDev->ydpi == 0) {
+ ALOGE("invalid screen resolution from fb HAL (xdpi=%f, ydpi=%f), "
+ "defaulting to 160 dpi", fbDev->xdpi, fbDev->ydpi);
+ const_cast<float&>(ANativeWindow::xdpi) = 160;
+ const_cast<float&>(ANativeWindow::ydpi) = 160;
+ } else {
+ const_cast<float&>(ANativeWindow::xdpi) = fbDev->xdpi;
+ const_cast<float&>(ANativeWindow::ydpi) = fbDev->ydpi;
+ }
+
} else {
ALOGE("Couldn't get gralloc module");
}
@@ -139,6 +157,19 @@
}
}
+float FramebufferSurface::getRefreshRate() const {
+ /* FIXME: REFRESH_RATE is a temporary HACK until we are able to report the
+ * refresh rate properly from the HAL. The WindowManagerService now relies
+ * on this value.
+ */
+#ifndef REFRESH_RATE
+ return fbDev->fps;
+#else
+ return REFRESH_RATE;
+#warning "refresh rate set via makefile to REFRESH_RATE"
+#endif
+}
+
status_t FramebufferSurface::setUpdateRectangle(const Rect& r)
{
if (!mUpdateOnDemand) {
diff --git a/services/surfaceflinger/DisplayHardware/FramebufferSurface.h b/services/surfaceflinger/DisplayHardware/FramebufferSurface.h
index 5b4fd01..672bfbb 100644
--- a/services/surfaceflinger/DisplayHardware/FramebufferSurface.h
+++ b/services/surfaceflinger/DisplayHardware/FramebufferSurface.h
@@ -37,11 +37,11 @@
class FramebufferSurface : public SurfaceTextureClient {
public:
- FramebufferSurface();
- virtual void onFirstRef();
+ static sp<FramebufferSurface> create();
- framebuffer_device_t const * getDevice() const { return fbDev; }
+ // TODO: this should be coming from HWC
+ float getRefreshRate() const;
bool isUpdateOnDemand() const { return mUpdateOnDemand; }
status_t setUpdateRectangle(const Rect& updateRect);
@@ -49,7 +49,11 @@
void dump(String8& result);
+protected:
+ virtual void onFirstRef();
+
private:
+ FramebufferSurface();
virtual ~FramebufferSurface(); // this class cannot be overloaded
virtual int query(int what, int* value) const;
diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index a09b5c7..b2f2683 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -182,11 +182,8 @@
return err;
}
- // the display's pixel format
- // XXX: we shouldn't rely on the DisplayHardware to do this
- const DisplayHardware& hw(mFlinger->getDefaultDisplayHardware());
uint32_t const maxSurfaceDims = min(
- hw.getMaxTextureSize(), hw.getMaxViewportDims());
+ mFlinger->getMaxTextureSize(), mFlinger->getMaxViewportDims());
// never allow a surface larger than what our underlying GL implementation
// can handle.
diff --git a/services/surfaceflinger/LayerBase.h b/services/surfaceflinger/LayerBase.h
index d227b2d..c689297 100644
--- a/services/surfaceflinger/LayerBase.h
+++ b/services/surfaceflinger/LayerBase.h
@@ -25,6 +25,7 @@
#include <GLES/gl.h>
#include <utils/RefBase.h>
+#include <utils/String8.h>
#include <ui/Region.h>
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 46a711d..29ec1a7 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -59,6 +59,7 @@
#include "LayerScreenshot.h"
#include "SurfaceFlinger.h"
+#include "DisplayHardware/FramebufferSurface.h"
#include "DisplayHardware/HWComposer.h"
#include <private/android_filesystem_config.h>
@@ -141,6 +142,9 @@
SurfaceFlinger::~SurfaceFlinger()
{
glDeleteTextures(1, &mWormholeTexName);
+ EGLDisplay display = eglGetDisplay(EGL_DEFAULT_DISPLAY);
+ eglMakeCurrent(display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
+ eglTerminate(display);
}
void SurfaceFlinger::binderDied(const wp<IBinder>& who)
@@ -197,59 +201,95 @@
property_set("service.bootanim.exit", "1");
}
-static inline uint16_t pack565(int r, int g, int b) {
- return (r<<11)|(g<<5)|b;
+status_t SurfaceFlinger::selectConfigForPixelFormat(
+ EGLDisplay dpy,
+ EGLint const* attrs,
+ PixelFormat format,
+ EGLConfig* outConfig)
+{
+ EGLConfig config = NULL;
+ EGLint numConfigs = -1, n=0;
+ eglGetConfigs(dpy, NULL, 0, &numConfigs);
+ EGLConfig* const configs = new EGLConfig[numConfigs];
+ eglChooseConfig(dpy, attrs, configs, numConfigs, &n);
+ for (int i=0 ; i<n ; i++) {
+ EGLint nativeVisualId = 0;
+ eglGetConfigAttrib(dpy, configs[i], EGL_NATIVE_VISUAL_ID, &nativeVisualId);
+ if (nativeVisualId>0 && format == nativeVisualId) {
+ *outConfig = configs[i];
+ delete [] configs;
+ return NO_ERROR;
+ }
+ }
+ delete [] configs;
+ return NAME_NOT_FOUND;
}
-status_t SurfaceFlinger::readyToRun()
-{
- ALOGI( "SurfaceFlinger's main thread ready to run. "
- "Initializing graphics H/W...");
+EGLConfig SurfaceFlinger::selectEGLConfig(EGLDisplay display, EGLint nativeVisualId) {
+ // select our EGLConfig. It must support EGL_RECORDABLE_ANDROID if
+ // it is to be used with WIFI displays
+ EGLConfig config;
+ EGLint dummy;
+ status_t err;
+ EGLint attribs[] = {
+ EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
+ EGL_RECORDABLE_ANDROID, EGL_TRUE,
+ EGL_NONE
+ };
+ err = selectConfigForPixelFormat(display, attribs, nativeVisualId, &config);
+ if (err) {
+ // maybe we failed because of EGL_RECORDABLE_ANDROID
+ ALOGW("couldn't find an EGLConfig with EGL_RECORDABLE_ANDROID");
+ attribs[2] = EGL_NONE;
+ err = selectConfigForPixelFormat(display, attribs, nativeVisualId, &config);
+ }
+ ALOGE_IF(err, "couldn't find an EGLConfig matching the screen format");
+ if (eglGetConfigAttrib(display, config, EGL_CONFIG_CAVEAT, &dummy) == EGL_TRUE) {
+ ALOGW_IF(dummy == EGL_SLOW_CONFIG, "EGL_SLOW_CONFIG selected!");
+ }
+ return config;
+}
- // we only support one display currently
- int dpy = 0;
+EGLContext SurfaceFlinger::createGLContext(EGLDisplay display, EGLConfig config) {
+ // Also create our EGLContext
+ EGLint contextAttributes[] = {
+#ifdef EGL_IMG_context_priority
+#ifdef HAS_CONTEXT_PRIORITY
+#warning "using EGL_IMG_context_priority"
+ EGL_CONTEXT_PRIORITY_LEVEL_IMG, EGL_CONTEXT_PRIORITY_HIGH_IMG,
+#endif
+#endif
+ EGL_NONE, EGL_NONE
+ };
+ EGLContext ctxt = eglCreateContext(display, config, NULL, contextAttributes);
+ ALOGE_IF(ctxt==EGL_NO_CONTEXT, "EGLContext creation failed");
+ return ctxt;
+}
- {
- // initialize the main display
- // TODO: initialize all displays
- DisplayHardware* const hw = new DisplayHardware(this, dpy);
- mDisplayHardwares[0] = hw;
+void SurfaceFlinger::initializeGL(EGLDisplay display, EGLSurface surface) {
+ EGLBoolean result = eglMakeCurrent(display, surface, surface, mEGLContext);
+ if (!result) {
+ ALOGE("Couldn't create a working GLES context. check logs. exiting...");
+ exit(0);
}
- // create the shared control-block
- mServerHeap = new MemoryHeapBase(4096,
- MemoryHeapBase::READ_ONLY, "SurfaceFlinger read-only heap");
- ALOGE_IF(mServerHeap==0, "can't create shared memory dealer");
+ GLExtensions& extensions(GLExtensions::getInstance());
+ extensions.initWithGLStrings(
+ glGetString(GL_VENDOR),
+ glGetString(GL_RENDERER),
+ glGetString(GL_VERSION),
+ glGetString(GL_EXTENSIONS),
+ eglQueryString(display, EGL_VENDOR),
+ eglQueryString(display, EGL_VERSION),
+ eglQueryString(display, EGL_EXTENSIONS));
- mServerCblk = static_cast<surface_flinger_cblk_t*>(mServerHeap->getBase());
- ALOGE_IF(mServerCblk==0, "can't get to shared control block's address");
+ EGLint w, h;
+ eglQuerySurface(display, surface, EGL_WIDTH, &w);
+ eglQuerySurface(display, surface, EGL_HEIGHT, &h);
- new(mServerCblk) surface_flinger_cblk_t;
+ glGetIntegerv(GL_MAX_TEXTURE_SIZE, &mMaxTextureSize);
+ glGetIntegerv(GL_MAX_VIEWPORT_DIMS, mMaxViewportDims);
- // 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).
- const DisplayHardware& hw(getDefaultDisplayHardware());
- const uint32_t w = hw.getWidth();
- const uint32_t h = hw.getHeight();
- const uint32_t f = 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 = w; // XXX: plane.getWidth();
- dcblk->h = h; // XXX: 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();
-
- // Initialize OpenGL|ES
glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
glPixelStorei(GL_PACK_ALIGNMENT, 4);
glEnableClientState(GL_VERTEX_ARRAY);
@@ -257,6 +297,12 @@
glDisable(GL_DITHER);
glDisable(GL_CULL_FACE);
+ struct pack565 {
+ inline uint16_t operator() (int r, int g, int b) const {
+ return (r<<11)|(g<<5)|b;
+ }
+ } pack565;
+
const uint16_t g0 = pack565(0x0F,0x1F,0x0F);
const uint16_t g1 = pack565(0x17,0x2f,0x17);
const uint16_t wormholeTexData[4] = { g0, g1, g1, g0 };
@@ -285,15 +331,77 @@
// put the origin in the left-bottom corner
glOrthof(0, w, 0, h, 0, 1); // l=0, r=w ; b=0, t=h
+ // print some debugging info
+ EGLint r,g,b,a;
+ eglGetConfigAttrib(display, mEGLConfig, EGL_RED_SIZE, &r);
+ eglGetConfigAttrib(display, mEGLConfig, EGL_GREEN_SIZE, &g);
+ eglGetConfigAttrib(display, mEGLConfig, EGL_BLUE_SIZE, &b);
+ eglGetConfigAttrib(display, mEGLConfig, EGL_ALPHA_SIZE, &a);
+ ALOGI("EGL informations:");
+ ALOGI("vendor : %s", extensions.getEglVendor());
+ ALOGI("version : %s", extensions.getEglVersion());
+ ALOGI("extensions: %s", extensions.getEglExtension());
+ ALOGI("Client API: %s", eglQueryString(display, EGL_CLIENT_APIS)?:"Not Supported");
+ ALOGI("EGLSurface: %d-%d-%d-%d, config=%p", r, g, b, a, mEGLConfig);
+ ALOGI("OpenGL ES informations:");
+ ALOGI("vendor : %s", extensions.getVendor());
+ ALOGI("renderer : %s", extensions.getRenderer());
+ ALOGI("version : %s", extensions.getVersion());
+ ALOGI("extensions: %s", extensions.getExtension());
+ ALOGI("GL_MAX_TEXTURE_SIZE = %d", mMaxTextureSize);
+ ALOGI("GL_MAX_VIEWPORT_DIMS = %d x %d", mMaxViewportDims[0], mMaxViewportDims[1]);
+}
+
+surface_flinger_cblk_t* SurfaceFlinger::getControlBlock() const {
+ return mServerCblk;
+}
+
+status_t SurfaceFlinger::readyToRun()
+{
+ ALOGI( "SurfaceFlinger's main thread ready to run. "
+ "Initializing graphics H/W...");
+
+ // create the shared control-block
+ mServerHeap = new MemoryHeapBase(4096,
+ MemoryHeapBase::READ_ONLY, "SurfaceFlinger read-only heap");
+ ALOGE_IF(mServerHeap==0, "can't create shared memory dealer");
+ mServerCblk = static_cast<surface_flinger_cblk_t*>(mServerHeap->getBase());
+ ALOGE_IF(mServerCblk==0, "can't get to shared control block's address");
+ new(mServerCblk) surface_flinger_cblk_t;
+
+
+ // initialize EGL
+ EGLDisplay display = eglGetDisplay(EGL_DEFAULT_DISPLAY);
+ eglInitialize(display, NULL, NULL);
+
+ // Initialize the main display
+ // create native window to main display
+ sp<FramebufferSurface> anw = FramebufferSurface::create();
+ ANativeWindow* const window = anw.get();
+ if (!window) {
+ ALOGE("Display subsystem failed to initialize. check logs. exiting...");
+ exit(0);
+ }
+
+ // initialize the config and context
+ int format;
+ window->query(window, NATIVE_WINDOW_FORMAT, &format);
+ mEGLConfig = selectEGLConfig(display, format);
+ mEGLContext = createGLContext(display, mEGLConfig);
+
+ // initialize our main display hardware
+ DisplayHardware* const hw = new DisplayHardware(this, 0, anw, mEGLConfig);
+ mDisplayHardwares[0] = hw;
+
+ // initialize OpenGL ES
+ EGLSurface surface = hw->getEGLSurface();
+ initializeGL(display, surface);
// start the EventThread
mEventThread = new EventThread(this);
mEventQueue.setEventThread(mEventThread);
- /*
- * We're now ready to accept clients...
- */
-
+ // We're now ready to accept clients...
mReadyToRunBarrier.open();
// start boot animation
@@ -308,6 +416,15 @@
property_set("ctl.start", "bootanim");
}
+uint32_t SurfaceFlinger::getMaxTextureSize() const {
+ return mMaxTextureSize;
+}
+
+uint32_t SurfaceFlinger::getMaxViewportDims() const {
+ return mMaxViewportDims[0] < mMaxViewportDims[1] ?
+ mMaxViewportDims[0] : mMaxViewportDims[1];
+}
+
// ----------------------------------------------------------------------------
bool SurfaceFlinger::authenticateSurfaceTexture(
@@ -366,7 +483,7 @@
if (display != NULL) {
stc = new SurfaceTextureClient(display);
result = eglCreateWindowSurface(hw.getEGLDisplay(),
- hw.getEGLConfig(), (EGLNativeWindowType)stc.get(), NULL);
+ mEGLConfig, (EGLNativeWindowType)stc.get(), NULL);
ALOGE_IF(result == EGL_NO_SURFACE,
"eglCreateWindowSurface failed (ISurfaceTexture=%p)",
display.get());
diff --git a/services/surfaceflinger/SurfaceFlinger.h b/services/surfaceflinger/SurfaceFlinger.h
index 7642e3d..4af31fb 100644
--- a/services/surfaceflinger/SurfaceFlinger.h
+++ b/services/surfaceflinger/SurfaceFlinger.h
@@ -148,6 +148,8 @@
GLuint getProtectedTexName() const { return mProtectedTexName; }
+ surface_flinger_cblk_t* getControlBlock() const;
+
class MessageDestroyGLTexture : public MessageBase {
GLuint texture;
@@ -294,6 +296,18 @@
void debugFlashRegions(const DisplayHardware& hw);
void drawWormhole() const;
+ uint32_t getMaxTextureSize() const;
+ uint32_t getMaxViewportDims() const;
+
+ static status_t selectConfigForPixelFormat(
+ EGLDisplay dpy,
+ EGLint const* attrs,
+ PixelFormat format,
+ EGLConfig* outConfig);
+ static EGLConfig selectEGLConfig(EGLDisplay disp, EGLint visualId);
+ static EGLContext createGLContext(EGLDisplay disp, EGLConfig config);
+ void initializeGL(EGLDisplay display, EGLSurface surface);
+
void startBootAnim();
void listLayersLocked(const Vector<String16>& args, size_t& index,
@@ -331,6 +345,11 @@
GLuint mProtectedTexName;
nsecs_t mBootTime;
sp<EventThread> mEventThread;
+ GLint mMaxViewportDims[2];
+ GLint mMaxTextureSize;
+ EGLContext mEGLContext;
+ EGLConfig mEGLConfig;
+
// Can only accessed from the main thread, these members
// don't need synchronization