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/***************************************************************************
*
* Copyright 2010 BMW Car IT GmbH
*
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
****************************************************************************/
#include "X11GLESRenderer.h"
#include "Configuration.h"
#include "Shader.h"
#include "ShaderProgramGLES.h"
#include "X11/Xlib.h"
#include "TextureBinders/X11CopyGLES.h"
#include "TextureBinders/X11EglImage.h"
#include <pthread.h>
#include <signal.h>
X11GLESRenderer::X11GLESRenderer(ICommandExecutor& executor, Configuration& config)
: BaseRenderer(executor, config)
, m_pWindowSystem(0)
, m_pGraphicSystem(0)
, m_width(0)
, m_height(0)
, m_binder(NULL)
{
LOG_DEBUG("X11GLESRenderer", "Creating Renderer");
}
bool X11GLESRenderer::start(int width, int height, const char* displayname)
{
Display* nativeDisplayHandle = NULL;
EGLDisplay eglDisplayhandle = NULL;
m_binder = NULL;
m_width = width;
m_height = height;
// add default screen
LmScreenList& screenList = m_pScene->getScreenList();
LmScreen* lmScreen = new LmScreen();
screenList.push_back(lmScreen);
// create X11 windows, register as composite manager etc
m_pWindowSystem = new X11WindowSystem(displayname, width, height, m_pScene, m_pInputManager);
m_pGraphicSystem = new GLESGraphicsystem(width, height, ShaderProgramGLES::createProgram);
if (!m_pWindowSystem->init(m_pGraphicSystem))
{
goto fail; // TODO bad style
}
m_pGraphicSystem->setBaseWindowSystem(m_pWindowSystem);
// create graphic context from window, init egl etc
nativeDisplayHandle = m_pWindowSystem->getNativeDisplayHandle();
LOG_DEBUG("X11GLESRenderer", "Got nativedisplay handle: " << nativeDisplayHandle << " from windowsystem");
eglDisplayhandle = m_pGraphicSystem->getEGLDisplay();
#ifdef WITH_FORCE_COPY
m_binder = new X11CopyGLES(eglDisplayhandle, nativeDisplayHandle);
#else // WITH_FORCE_COPY
#ifdef EGL_NATIVE_PIXMAP_KHR
m_binder = new X11EglImage(eglDisplayhandle, nativeDisplayHandle);
#else // EGL_NATIVE_PIXMAP_KHR
m_binder = new X11CopyGLES(eglDisplayhandle, nativeDisplayHandle);
#endif // EGL_NATIVE_PIXMAP_KHR
#endif // WITH_FORCE_COPY
if (m_binder && nativeDisplayHandle && eglDisplayhandle)
{
m_pGraphicSystem->setTextureBinder(m_binder);
if (!m_pWindowSystem->start())
{
goto fail; // TODO bad style
}
}
else
{
goto fail; // TODO bad style
}
return true;
fail: // TODO bad style
LOG_ERROR("X11GLESRenderer", "Initialization failed !");
return false;
}
void X11GLESRenderer::stop()
{
m_pWindowSystem->stop();
delete m_pGraphicSystem;
delete m_pWindowSystem;
if (m_binder)
{
delete m_binder;
}
}
void X11GLESRenderer::doScreenShot(std::string fileToSave)
{
m_pWindowSystem->doScreenShot(fileToSave);
}
void X11GLESRenderer::doScreenShotOfLayer(std::string fileToSave, uint id)
{
m_pWindowSystem->doScreenShotOfLayer(fileToSave, id);
}
void X11GLESRenderer::doScreenShotOfSurface(std::string fileToSave, uint id, uint layer_id)
{
m_pWindowSystem->doScreenShotOfSurface(fileToSave, id, layer_id);
}
uint X11GLESRenderer::getNumberOfHardwareLayers(uint screenID)
{
(void)screenID;
return 0; // TODO provide real value here
}
uint* X11GLESRenderer::getScreenResolution(uint screenID)
{
(void)screenID;
// TODO provide value of real screen here
uint * resolution = new uint[2];
resolution[0] = m_width;
resolution[1] = m_height;
return resolution;
}
uint* X11GLESRenderer::getScreenIDs(uint* length)
{
Display* x11Display = m_pWindowSystem->getNativeDisplayHandle();
if (!x11Display)
{
return NULL;
}
// Screens in X11 can be addresses/accessed by just the number - we must only know how many there are
uint numberOfScreens = ScreenCount(x11Display);
uint* screenIDS = new uint[numberOfScreens];
for (uint i = 0; i < numberOfScreens; ++i)
{
screenIDS[i] = i;
}
*length = numberOfScreens;
return screenIDS;
}
void X11GLESRenderer::signalWindowSystemRedraw()
{
m_pWindowSystem->signalRedrawEvent();
}
void X11GLESRenderer::forceCompositionWindowSystem()
{
m_pWindowSystem->m_forceComposition = true;
}
bool X11GLESRenderer::setOptimizationMode(OptimizationType id, OptimizationModeType mode)
{
return m_pGraphicSystem->setOptimizationMode(id, mode);
}
bool X11GLESRenderer::getOptimizationMode(OptimizationType id, OptimizationModeType *mode)
{
return m_pGraphicSystem->getOptimizationMode(id, mode);
}
t_ilm_const_string X11GLESRenderer::pluginGetName() const
{
return "X11GLESRenderer";
}
Shader* X11GLESRenderer::createShader(const string* vertexName, const string* fragmentName)
{
Shader *result = NULL;
m_pWindowSystem->setSystemState(WAKEUP_STATE);
m_pWindowSystem->wakeUpRendererThread();
m_pScene->unlockScene();
while (m_pWindowSystem->getSystemState() != IDLE_STATE);
m_pGraphicSystem->activateGraphicContext();
result = Shader::createShader(*vertexName, *fragmentName);
m_pGraphicSystem->releaseGraphicContext();
m_pWindowSystem->setSystemState(WAKEUP_STATE);
m_pScene->lockScene();
return result;
}
HealthCondition X11GLESRenderer::pluginGetHealth()
{
HealthCondition health = PluginBase::pluginGetHealth();
if (0 != pthread_kill(m_pWindowSystem->mThreadId, 0))
{
health = HealthDead;
}
return health;
}
DECLARE_LAYERMANAGEMENT_PLUGIN(X11GLESRenderer)
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