bool OpenGLExampleBrowser::init(int argc, char* argv[])
{
b3CommandLineArgs args(argc,argv);
loadCurrentSettings(startFileName, args);
if (args.CheckCmdLineFlag("nogui"))
{
renderGrid = false;
renderGui = false;
}
if (args.CheckCmdLineFlag("tracing"))
{
b3ChromeUtilsStartTimings();
}
args.GetCmdLineArgument("fixed_timestep",gFixedTimeStep);
args.GetCmdLineArgument("png_skip_frames", gPngSkipFrames);
///The OpenCL rigid body pipeline is experimental and
///most OpenCL drivers and OpenCL compilers have issues with our kernels.
///If you have a high-end desktop GPU such as AMD 7970 or better, or NVIDIA GTX 680 with up-to-date drivers
///you could give it a try
///Note that several old OpenCL physics examples still have to be ported over to this new Example Browser
if (args.CheckCmdLineFlag("enable_experimental_opencl"))
{
enable_experimental_opencl = true;
gAllExamples->initOpenCLExampleEntries();
}
if (args.CheckCmdLineFlag("disable_retina"))
{
gAllowRetina = false;
}
int width = 1024;
int height=768;
#ifndef NO_OPENGL3
SimpleOpenGL3App* simpleApp=0;
sUseOpenGL2 =args.CheckCmdLineFlag("opengl2");
#else
sUseOpenGL2 = true;
#endif
const char* appTitle = "Bullet Physics ExampleBrowser";
#if defined (_DEBUG) || defined (DEBUG)
const char* optMode = "Debug build (slow)";
#else
const char* optMode = "Release build";
#endif
if (sUseOpenGL2 )
{
char title[1024];
sprintf(title,"%s using limited OpenGL2 fallback. %s", appTitle,optMode);
s_app = new SimpleOpenGL2App(title,width,height);
s_app->m_renderer = new SimpleOpenGL2Renderer(width,height);
}
#ifndef NO_OPENGL3
else
{
char title[1024];
sprintf(title,"%s using OpenGL3+. %s", appTitle,optMode);
simpleApp = new SimpleOpenGL3App(title,width,height, gAllowRetina);
s_app = simpleApp;
}
#endif
m_internalData->m_app = s_app;
char* gVideoFileName = 0;
args.GetCmdLineArgument("mp4",gVideoFileName);
#ifndef NO_OPENGL3
if (gVideoFileName)
simpleApp->dumpFramesToVideo(gVideoFileName);
#endif
s_instancingRenderer = s_app->m_renderer;
s_window = s_app->m_window;
width = s_window->getWidth();
height = s_window->getHeight();
prevMouseMoveCallback = s_window->getMouseMoveCallback();
s_window->setMouseMoveCallback(MyMouseMoveCallback);
prevMouseButtonCallback = s_window->getMouseButtonCallback();
s_window->setMouseButtonCallback(MyMouseButtonCallback);
prevKeyboardCallback = s_window->getKeyboardCallback();
s_window->setKeyboardCallback(MyKeyboardCallback);
s_app->m_renderer->getActiveCamera()->setCameraDistance(13);
s_app->m_renderer->getActiveCamera()->setCameraPitch(0);
s_app->m_renderer->getActiveCamera()->setCameraTargetPosition(0,0,0);
float mouseMoveMult= s_app->getMouseMoveMultiplier();
if (args.GetCmdLineArgument("mouse_move_multiplier", mouseMoveMult))
{
s_app->setMouseMoveMultiplier(mouseMoveMult);
}
float mouseWheelMult= s_app->getMouseWheelMultiplier();
if (args.GetCmdLineArgument("mouse_wheel_multiplier",mouseWheelMult))
{
s_app->setMouseWheelMultiplier(mouseWheelMult);
}
args.GetCmdLineArgument("shared_memory_key", gSharedMemoryKey);
float red,green,blue;
s_app->getBackgroundColor(&red,&green,&blue);
args.GetCmdLineArgument("background_color_red",red);
args.GetCmdLineArgument("background_color_green",green);
args.GetCmdLineArgument("background_color_blue",blue);
s_app->setBackgroundColor(red,green,blue);
b3SetCustomWarningMessageFunc(MyGuiPrintf);
b3SetCustomPrintfFunc(MyGuiPrintf);
b3SetCustomErrorMessageFunc(MyStatusBarError);
assert(glGetError()==GL_NO_ERROR);
{
GL3TexLoader* myTexLoader = new GL3TexLoader;
m_internalData->m_myTexLoader = myTexLoader;
if (sUseOpenGL2)
{
m_internalData->m_gwenRenderer = new Gwen::Renderer::OpenGL_DebugFont();
}
#ifndef NO_OPENGL3
else
{
sth_stash* fontstash = simpleApp->getFontStash();
m_internalData->m_gwenRenderer = new GwenOpenGL3CoreRenderer(simpleApp->m_primRenderer, fontstash, width, height, s_window->getRetinaScale(), myTexLoader);
}
#endif
gui2 = new GwenUserInterface;
m_internalData->m_gui = gui2;
m_internalData->m_myTexLoader = myTexLoader;
gui2->init(width, height, m_internalData->m_gwenRenderer, s_window->getRetinaScale());
}
//gui = 0;// new GwenUserInterface;
GL3TexLoader* myTexLoader = m_internalData->m_myTexLoader;
// = myTexLoader;
//
if (gui2)
{
// gui->getInternalData()->m_explorerPage
Gwen::Controls::TreeControl* tree = gui2->getInternalData()->m_explorerTreeCtrl;
//gui->getInternalData()->pRenderer->setTextureLoader(myTexLoader);
#ifndef BT_NO_PROFILE
s_profWindow= setupProfileWindow(gui2->getInternalData());
m_internalData->m_profWindow = s_profWindow;
profileWindowSetVisible(s_profWindow,false);
#endif //BT_NO_PROFILE
gui2->setFocus();
s_parameterInterface = s_app->m_parameterInterface = new GwenParameterInterface(gui2->getInternalData());
s_app->m_2dCanvasInterface = new QuickCanvas(myTexLoader);
///add some demos to the gAllExamples
int numDemos = gAllExamples->getNumRegisteredExamples();
//char nodeText[1024];
//int curDemo = 0;
int selectedDemo = 0;
Gwen::Controls::TreeNode* curNode = tree;
m_internalData->m_handler2 = new MyMenuItemHander(-1);
char* demoNameFromCommandOption = 0;
args.GetCmdLineArgument("start_demo_name", demoNameFromCommandOption);
if (demoNameFromCommandOption) {
selectedDemo = -1;
}
tree->onReturnKeyDown.Add(m_internalData->m_handler2, &MyMenuItemHander::onButtonD);
int firstAvailableDemoIndex=-1;
Gwen::Controls::TreeNode* firstNode=0;
for (int d = 0; d<numDemos; d++)
{
// sprintf(nodeText, "Node %d", i);
Gwen::UnicodeString nodeUText = Gwen::Utility::StringToUnicode(gAllExamples->getExampleName(d));
if (gAllExamples->getExampleCreateFunc(d))//was test for gAllExamples[d].m_menuLevel==1
{
Gwen::Controls::TreeNode* pNode = curNode->AddNode(nodeUText);
if (firstAvailableDemoIndex<0)
{
firstAvailableDemoIndex = d;
firstNode = pNode;
}
if (d == selectedDemo)
{
firstAvailableDemoIndex = d;
firstNode = pNode;
//pNode->SetSelected(true);
//tree->ExpandAll();
// tree->ForceUpdateScrollBars();
//tree->OnKeyLeft(true);
// tree->OnKeyRight(true);
//tree->ExpandAll();
// selectDemo(d);
}
if (demoNameFromCommandOption )
{
const char* demoName = gAllExamples->getExampleName(d);
int res = strcmp(demoName, demoNameFromCommandOption);
if (res==0)
{
firstAvailableDemoIndex = d;
firstNode = pNode;
}
}
#if 1
MyMenuItemHander* handler = new MyMenuItemHander(d);
m_internalData->m_handlers.push_back(handler);
pNode->onNamePress.Add(handler, &MyMenuItemHander::onButtonA);
pNode->GetButton()->onDoubleClick.Add(handler, &MyMenuItemHander::onButtonB);
pNode->GetButton()->onDown.Add(handler, &MyMenuItemHander::onButtonC);
pNode->onSelect.Add(handler, &MyMenuItemHander::onButtonE);
pNode->onReturnKeyDown.Add(handler, &MyMenuItemHander::onButtonG);
pNode->onSelectChange.Add(handler, &MyMenuItemHander::onButtonF);
#endif
// pNode->onKeyReturn.Add(handler, &MyMenuItemHander::onButtonD);
// pNode->GetButton()->onKeyboardReturn.Add(handler, &MyMenuItemHander::onButtonD);
// pNode->onNamePress.Add(handler, &MyMenuItemHander::onButtonD);
// pNode->onKeyboardPressed.Add(handler, &MyMenuItemHander::onButtonD);
// pNode->OnKeyPress
}
else
{
curNode = tree->AddNode(nodeUText);
m_internalData->m_nodes.push_back(curNode);
}
}
if (sCurrentDemo==0)
{
if (firstAvailableDemoIndex>=0)
{
firstNode->SetSelected(true);
while (firstNode != tree)
{
firstNode->ExpandAll();
firstNode = (Gwen::Controls::TreeNode*)firstNode->GetParent();
}
selectDemo(firstAvailableDemoIndex);
}
}
free(demoNameFromCommandOption);
demoNameFromCommandOption = 0;
btAssert(sCurrentDemo!=0);
if (sCurrentDemo==0)
{
printf("Error, no demo/example\n");
exit(0);
}
gui2->registerFileOpenCallback(fileOpenCallback);
gui2->registerQuitCallback(quitCallback);
}
return true;
}
int main(int argc, char* argv[])
{
shadowMapWorldSize = 25;
b3Clock clock;
//float dt = 1./120.f;
int width = 1024;
int height=768;
// wci.m_resizeCallback = MyResizeCallback;
SimpleOpenGL3App* simpleApp=0;
bool useOpenGL2=false;
if (useOpenGL2)
{
app = new SimpleOpenGL2App("AllBullet2Demos",width,height);
app->m_renderer = new SimpleOpenGL2Renderer(width,height);
} else
{
simpleApp = new SimpleOpenGL3App("AllBullet2Demos",width,height);
app = simpleApp;
}
s_instancingRenderer = app->m_renderer;
s_window = app->m_window;
prevMouseMoveCallback = s_window->getMouseMoveCallback();
s_window->setMouseMoveCallback(MyMouseMoveCallback);
prevMouseButtonCallback = s_window->getMouseButtonCallback();
s_window->setMouseButtonCallback(MyMouseButtonCallback);
prevKeyboardCallback = s_window->getKeyboardCallback();
s_window->setKeyboardCallback(MyKeyboardCallback);
app->m_renderer->setCameraDistance(13);
app->m_renderer->setCameraPitch(0);
app->m_renderer->setCameraTargetPosition(0,0,0);
b3SetCustomWarningMessageFunc(MyStatusBarWarning);
b3SetCustomPrintfFunc(MyStatusBarPrintf);
/*
SimpleOpenGL3App* app = new SimpleOpenGL3App("AllBullet2Demos",width,height);
s_instancingRenderer->setCameraDistance(13);
s_instancingRenderer->setCameraPitch(0);
s_instancingRenderer->setCameraTargetPosition(0,0,0);
s_window->setMouseMoveCallback(MyMouseMoveCallback);
s_window->setMouseButtonCallback(MyMouseButtonCallback);
s_window->setKeyboardCallback(MyKeyboardCallback);
*/
assert(glGetError()==GL_NO_ERROR);
gui = new GwenUserInterface;
GL3TexLoader* myTexLoader = new GL3TexLoader;
Gwen::Renderer::Base* gwenRenderer = 0;
if (useOpenGL2)
{
gwenRenderer = new Gwen::Renderer::OpenGL_DebugFont();
} else
{
sth_stash* fontstash=simpleApp->getFontStash();
gwenRenderer = new GwenOpenGL3CoreRenderer(simpleApp->m_primRenderer,fontstash,width,height,s_window->getRetinaScale(),myTexLoader);
}
//
gui->init(width,height,gwenRenderer,s_window->getRetinaScale());
// gui->getInternalData()->m_explorerPage
Gwen::Controls::TreeControl* tree = gui->getInternalData()->m_explorerTreeCtrl;
//gui->getInternalData()->pRenderer->setTextureLoader(myTexLoader);
MyProfileWindow* profWindow = setupProfileWindow(gui->getInternalData());
profileWindowSetVisible(profWindow,false);
gui->setFocus();
#if 0
{
MyGraphInput input(gui->getInternalData());
input.m_width=300;
input.m_height=300;
input.m_xPos = 0;
input.m_yPos = height-input.m_height;
input.m_name="Test Graph1";
input.m_texName = "graph1";
GraphingTexture* gt = new GraphingTexture;
gt->create(256,256);
int texId = gt->getTextureId();
myTexLoader->m_hashMap.insert("graph1", texId);
//MyGraphWindow* gw =
setupTextureWindow(input);
}
if (1)
{
MyGraphInput input(gui->getInternalData());
input.m_width=300;
input.m_height=300;
input.m_xPos = width-input.m_width;
input.m_yPos = height-input.m_height;
input.m_name="Test Graph2";
input.m_texName = "graph2";
GraphingTexture* gt = new GraphingTexture;
int texWidth = 512;
int texHeight = 512;
gt->create(texWidth,texHeight);
for (int i=0;i<texWidth;i++)
{
for (int j=0;j<texHeight;j++)
{
gt->setPixel(i,j,0,0,0,255);
}
}
gt->uploadImageData();
int texId = gt->getTextureId();
input.m_xPos = width-input.m_width;
myTexLoader->m_hashMap.insert("graph2", texId);
//MyGraphWindow* gw =
setupTextureWindow(input);
}
//destroyTextureWindow(gw);
#endif
s_parameterInterface = app->m_parameterInterface = new GwenParameterInterface(gui->getInternalData());
app->m_2dCanvasInterface = new QuickCanvas(myTexLoader);
//gui->getInternalData()->m_demoPage;
int numDemos = sizeof(allDemos)/sizeof(BulletDemoEntry);
//char nodeText[1024];
//int curDemo = 0;
int selectedDemo = loadCurrentDemoEntry(startFileName);
Gwen::Controls::TreeNode* curNode = tree;
MyMenuItemHander* handler2 = new MyMenuItemHander(-1);
tree->onReturnKeyDown.Add(handler2, &MyMenuItemHander::onButtonD);
for (int d = 0; d<numDemos; d++)
{
// sprintf(nodeText, "Node %d", i);
Gwen::UnicodeString nodeUText = Gwen::Utility::StringToUnicode(allDemos[d].m_name);
if (allDemos[d].m_menuLevel==1)
{
Gwen::Controls::TreeNode* pNode = curNode->AddNode(nodeUText);
if (d == selectedDemo)
{
pNode->SetSelected(true);
tree->ExpandAll();
selectDemo(d);
}
MyMenuItemHander* handler = new MyMenuItemHander(d);
pNode->onNamePress.Add(handler, &MyMenuItemHander::onButtonA);
pNode->GetButton()->onDoubleClick.Add(handler, &MyMenuItemHander::onButtonB);
pNode->GetButton()->onDown.Add(handler, &MyMenuItemHander::onButtonC);
pNode->onSelect.Add(handler, &MyMenuItemHander::onButtonE);
pNode->onReturnKeyDown.Add(handler, &MyMenuItemHander::onButtonG);
pNode->onSelectChange.Add(handler, &MyMenuItemHander::onButtonF);
// pNode->onKeyReturn.Add(handler, &MyMenuItemHander::onButtonD);
// pNode->GetButton()->onKeyboardReturn.Add(handler, &MyMenuItemHander::onButtonD);
// pNode->onNamePress.Add(handler, &MyMenuItemHander::onButtonD);
// pNode->onKeyboardPressed.Add(handler, &MyMenuItemHander::onButtonD);
// pNode->OnKeyPress
}
else
{
curNode = tree->AddNode(nodeUText);
}
}
/* for (int i=0;i<numDemos;i++)
{
allNames.push_back(allDemos[i].m_name);
}
*/
//selectDemo(loadCurrentDemoEntry(startFileName));
/*
gui->registerComboBox(DEMO_SELECTION_COMBOBOX,allNames.size(),&allNames[0],sCurrentDemoIndex);
//const char* names2[] = {"comboF", "comboG","comboH"};
//gui->registerComboBox(2,3,&names2[0],0);
gui->setComboBoxCallback(MyComboBoxCallback);
*/
unsigned long int prevTimeInMicroseconds = clock.getTimeMicroseconds();
gui->registerFileOpenCallback(fileOpenCallback);
do
{
assert(glGetError()==GL_NO_ERROR);
s_instancingRenderer->init();
DrawGridData dg;
dg.upAxis = app->getUpAxis();
{
BT_PROFILE("Update Camera");
s_instancingRenderer->updateCamera(dg.upAxis);
}
if (renderGrid)
{
BT_PROFILE("Draw Grid");
app->drawGrid(dg);
}
static int frameCount = 0;
frameCount++;
if (0)
{
BT_PROFILE("Draw frame counter");
char bla[1024];
sprintf(bla,"Frame %d", frameCount);
app->drawText(bla,10,10);
}
if (sCurrentDemo)
{
if (!pauseSimulation)
{
unsigned long int curTimeInMicroseconds = clock.getTimeMicroseconds();
unsigned long int diff = curTimeInMicroseconds-prevTimeInMicroseconds;
float deltaTimeInSeconds = (diff)*1.e-6;
//printf("---------------------------------------------------\n");
//printf("Framecount = %d\n",frameCount);
sCurrentDemo->stepSimulation(deltaTimeInSeconds);//1./60.f);
prevTimeInMicroseconds = curTimeInMicroseconds;
}
if (renderVisualGeometry)
{
if (visualWireframe)
{
glPolygonMode( GL_FRONT_AND_BACK, GL_LINE );
}
BT_PROFILE("Render Scene");
sCurrentDemo->renderScene();
}
{
glPolygonMode( GL_FRONT_AND_BACK, GL_FILL );
sCurrentDemo->physicsDebugDraw(gDebugDrawFlags);
}
}
static int toggle = 1;
if (1)
{
if (!pauseSimulation)
processProfileData(profWindow,false);
{
if (useOpenGL2)
{
saveOpenGLState(width,height);
}
BT_PROFILE("Draw Gwen GUI");
gui->draw(s_instancingRenderer->getScreenWidth(),s_instancingRenderer->getScreenHeight());
if (useOpenGL2)
{
restoreOpenGLState();
}
}
}
toggle=1-toggle;
{
BT_PROFILE("Sync Parameters");
s_parameterInterface->syncParameters();
}
{
BT_PROFILE("Swap Buffers");
app->swapBuffer();
}
gui->forceUpdateScrollBars();
} while (!s_window->requestedExit());
// selectDemo(0);
delete gui;
delete app;
return 0;
}
