void b3GeometryUtil::getVerticesFromPlaneEquations(const b3AlignedObjectArray<b3Vector3>& planeEquations , b3AlignedObjectArray<b3Vector3>& verticesOut )
{
const int numbrushes = planeEquations.size();
// brute force:
for (int i=0;i<numbrushes;i++)
{
const b3Vector3& N1 = planeEquations[i];
for (int j=i+1;j<numbrushes;j++)
{
const b3Vector3& N2 = planeEquations[j];
for (int k=j+1;k<numbrushes;k++)
{
const b3Vector3& N3 = planeEquations[k];
b3Vector3 n2n3; n2n3 = N2.cross(N3);
b3Vector3 n3n1; n3n1 = N3.cross(N1);
b3Vector3 n1n2; n1n2 = N1.cross(N2);
if ( ( n2n3.length2() > b3Scalar(0.0001) ) &&
( n3n1.length2() > b3Scalar(0.0001) ) &&
( n1n2.length2() > b3Scalar(0.0001) ) )
{
//point P out of 3 plane equations:
// d1 ( N2 * N3 ) + d2 ( N3 * N1 ) + d3 ( N1 * N2 )
//P = -------------------------------------------------------------------------
// N1 . ( N2 * N3 )
b3Scalar quotient = (N1.dot(n2n3));
if (b3Fabs(quotient) > b3Scalar(0.000001))
{
quotient = b3Scalar(-1.) / quotient;
n2n3 *= N1[3];
n3n1 *= N2[3];
n1n2 *= N3[3];
b3Vector3 potentialVertex = n2n3;
potentialVertex += n3n1;
potentialVertex += n1n2;
potentialVertex *= quotient;
//check if inside, and replace supportingVertexOut if needed
if (isPointInsidePlanes(planeEquations,potentialVertex,b3Scalar(0.01)))
{
verticesOut.push_back(potentialVertex);
}
}
}
}
}
}
}
static void clipEdge(const mat<4, 3, float>& triangleIn, int vertexIndexA, int vertexIndexB, b3AlignedObjectArray<Vec4f>& vertices)
{
Vec4f v0New = triangleIn.col(vertexIndexA);
Vec4f v1New = triangleIn.col(vertexIndexB);
bool v0Inside = v0New[3] > 0.f && v0New[2] > -v0New[3];
bool v1Inside = v1New[3] > 0.f && v1New[2] > -v1New[3];
if (v0Inside && v1Inside)
{
}
else if (v0Inside || v1Inside)
{
float d0 = v0New[2] + v0New[3];
float d1 = v1New[2] + v1New[3];
float factor = 1.0 / (d1 - d0);
Vec4f newVertex = (v0New * d1 - v1New * d0) * factor;
if (v0Inside)
{
v1New = newVertex;
}
else
{
v0New = newVertex;
}
}
else
{
return;
}
if (vertices.size() == 0 || !(equals(vertices[vertices.size() - 1], v0New)))
{
vertices.push_back(v0New);
}
vertices.push_back(v1New);
}
void b3GeometryUtil::getPlaneEquationsFromVertices(b3AlignedObjectArray<b3Vector3>& vertices, b3AlignedObjectArray<b3Vector3>& planeEquationsOut )
{
const int numvertices = vertices.size();
// brute force:
for (int i=0;i<numvertices;i++)
{
const b3Vector3& N1 = vertices[i];
for (int j=i+1;j<numvertices;j++)
{
const b3Vector3& N2 = vertices[j];
for (int k=j+1;k<numvertices;k++)
{
const b3Vector3& N3 = vertices[k];
b3Vector3 planeEquation,edge0,edge1;
edge0 = N2-N1;
edge1 = N3-N1;
b3Scalar normalSign = b3Scalar(1.);
for (int ww=0;ww<2;ww++)
{
planeEquation = normalSign * edge0.cross(edge1);
if (planeEquation.length2() > b3Scalar(0.0001))
{
planeEquation.normalize();
if (notExist(planeEquation,planeEquationsOut))
{
planeEquation[3] = -planeEquation.dot(N1);
//check if inside, and replace supportingVertexOut if needed
if (areVerticesBehindPlane(planeEquation,vertices,b3Scalar(0.01)))
{
planeEquationsOut.push_back(planeEquation);
}
}
}
normalSign = b3Scalar(-1.);
}
}
}
}
}
static bool clipTriangleAgainstNearplane(const mat<4,3,float>& triangleIn, b3AlignedObjectArray<mat<4,3,float> >& clippedTrianglesOut)
{
//discard triangle if all vertices are behind near-plane
if (triangleIn[3][0]<0 && triangleIn[3][1] <0 && triangleIn[3][2] <0)
{
return true;
}
//accept triangle if all vertices are in front of the near-plane
if (triangleIn[3][0]>=0 && triangleIn[3][1] >=0 && triangleIn[3][2] >=0)
{
clippedTrianglesOut.push_back(triangleIn);
return false;
}
Vec4f vtxCache[5];
b3AlignedObjectArray<Vec4f> vertices;
vertices.initializeFromBuffer(vtxCache,0,5);
clipEdge(triangleIn,0,1,vertices);
clipEdge(triangleIn,1,2,vertices);
clipEdge(triangleIn,2,0,vertices);
if (vertices.size()<3)
return true;
if (equals(vertices[0],vertices[vertices.size()-1]))
{
vertices.pop_back();
}
//create a fan of triangles
for (int i=1;i<vertices.size()-1;i++)
{
mat<4,3,float>& vtx = clippedTrianglesOut.expand();
vtx.set_col(0,vertices[0]);
vtx.set_col(1,vertices[i]);
vtx.set_col(2,vertices[i+1]);
}
return true;
}
RenderInstancingDemo(CommonGraphicsApp* app)
:m_app(app),
m_x(0),
m_y(0),
m_z(0)
{
m_app->setUpAxis(2);
{
b3Vector3 extents=b3MakeVector3(100,100,100);
extents[m_app->getUpAxis()]=1;
int xres = 20;
int yres = 20;
b3Vector4 color0=b3MakeVector4(0.1, 0.1, 0.1,1);
b3Vector4 color1=b3MakeVector4(0.6, 0.6, 0.6,1);
m_app->registerGrid(xres, yres, color0, color1);
}
{
int boxId = m_app->registerCubeShape(0.1,0.1,0.1);
for (int i=-numCubesX/2;i<numCubesX/2;i++)
{
for (int j = -numCubesY/2;j<numCubesY/2;j++)
{
b3Vector3 pos=b3MakeVector3(i,j,j);
pos[app->getUpAxis()] = 1;
b3Quaternion orn(0,0,0,1);
b3Vector4 color=b3MakeVector4(0.3,0.3,0.3,1);
b3Vector3 scaling=b3MakeVector3(1,1,1);
int instanceId = m_app->m_renderer->registerGraphicsInstance(boxId,pos,orn,color,scaling);
m_movingInstances.push_back(instanceId);
}
}
}
m_app->m_renderer->writeTransforms();
}
int main(int argc, char* argv[])
{
int sz = sizeof(b3Generic6DofConstraint);
int sz2 = sizeof(b3Point2PointConstraint);
int sz3 = sizeof(b3TypedConstraint);
int sz4 = sizeof(b3TranslationalLimitMotor);
int sz5 = sizeof(b3RotationalLimitMotor);
int sz6 = sizeof(b3Transform);
//b3OpenCLUtils::setCachePath("/Users/erwincoumans/develop/mycache");
b3SetCustomEnterProfileZoneFunc(b3ProfileManager::Start_Profile);
b3SetCustomLeaveProfileZoneFunc(b3ProfileManager::Stop_Profile);
b3SetCustomPrintfFunc(myprintf);
b3Vector3 test=b3MakeVector3(1,2,3);
test.x = 1;
test.y = 4;
printf("main start");
b3CommandLineArgs args(argc,argv);
ParticleDemo::ConstructionInfo ci;
if (args.CheckCmdLineFlag("help"))
{
Usage();
return 0;
}
selectedDemo = loadCurrentDemoEntry(sStartFileName);
args.GetCmdLineArgument("selected_demo",selectedDemo);
if (args.CheckCmdLineFlag("new_batching"))
{
useNewBatchingKernel = true;
}
bool benchmark=args.CheckCmdLineFlag("benchmark");
args.GetCmdLineArgument("max_framecount",maxFrameCount);
args.GetCmdLineArgument("shadowmap_size",shadowMapWorldSize);
args.GetCmdLineArgument("shadowmap_resolution",shadowMapWidth);
shadowMapHeight=shadowMapWidth;
if (args.CheckCmdLineFlag("disable_shadowmap"))
{
useShadowMap = false;
}
args.GetCmdLineArgument("pair_benchmark_file",gPairBenchFileName);
gDebugLauncherCL = args.CheckCmdLineFlag("debug_kernel_launch");
dump_timings=args.CheckCmdLineFlag("dump_timings");
ci.useOpenCL = !args.CheckCmdLineFlag("disable_opencl");
ci.m_useConcaveMesh = true;//args.CheckCmdLineFlag("use_concave_mesh");
if (ci.m_useConcaveMesh)
{
enableExperimentalCpuConcaveCollision = true;
}
ci.m_useInstancedCollisionShapes = !args.CheckCmdLineFlag("no_instanced_collision_shapes");
args.GetCmdLineArgument("cl_device", ci.preferredOpenCLDeviceIndex);
args.GetCmdLineArgument("cl_platform", ci.preferredOpenCLPlatformIndex);
gAllowCpuOpenCL = args.CheckCmdLineFlag("allow_opencl_cpu");
gUseLargeBatches = args.CheckCmdLineFlag("use_large_batches");
gUseJacobi = args.CheckCmdLineFlag("use_jacobi");
gUseDbvt = args.CheckCmdLineFlag("use_dbvt");
gDumpContactStats = args.CheckCmdLineFlag("dump_contact_stats");
gCalcWorldSpaceAabbOnCpu = args.CheckCmdLineFlag("calc_aabb_cpu");
gUseCalculateOverlappingPairsHost = args.CheckCmdLineFlag("calc_pairs_cpu");
gIntegrateOnCpu = args.CheckCmdLineFlag("integrate_cpu");
gConvertConstraintOnCpu = args.CheckCmdLineFlag("convert_constraints_cpu");
useUniformGrid = args.CheckCmdLineFlag("use_uniform_grid");
args.GetCmdLineArgument("x_dim", ci.arraySizeX);
args.GetCmdLineArgument("y_dim", ci.arraySizeY);
args.GetCmdLineArgument("z_dim", ci.arraySizeZ);
args.GetCmdLineArgument("x_gap", ci.gapX);
args.GetCmdLineArgument("y_gap", ci.gapY);
args.GetCmdLineArgument("z_gap", ci.gapZ);
gPause = args.CheckCmdLineFlag("paused");
gDebugForceLoadingFromSource = args.CheckCmdLineFlag("load_cl_kernels_from_disk");
gDebugSkipLoadingBinary = args.CheckCmdLineFlag("disable_cached_cl_kernels");
#ifndef B3_NO_PROFILE
b3ProfileManager::Reset();
#endif //B3_NO_PROFILE
window = new b3gDefaultOpenGLWindow();
b3gWindowConstructionInfo wci(g_OpenGLWidth,g_OpenGLHeight);
window->createWindow(wci);
window->setResizeCallback(MyResizeCallback);
window->setMouseMoveCallback(MyMouseMoveCallback);
window->setMouseButtonCallback(MyMouseButtonCallback);
window->setKeyboardCallback(MyKeyboardCallback);
window->setWindowTitle("Bullet 3.x GPU Rigid Body http://bulletphysics.org");
printf("-----------------------------------------------------\n");
#ifndef __APPLE__
glewInit();
#endif
gui = new GwenUserInterface();
printf("started GwenUserInterface");
GLPrimitiveRenderer prim(g_OpenGLWidth,g_OpenGLHeight);
stash = initFont(&prim);
if (gui)
{
gui->init(g_OpenGLWidth,g_OpenGLHeight,stash,window->getRetinaScale());
printf("init fonts");
gui->setToggleButtonCallback(MyButtonCallback);
gui->registerToggleButton(MYPAUSE,"Pause");
gui->registerToggleButton(MYPROFILE,"Profile");
gui->registerToggleButton(MYRESET,"Reset");
int numItems = sizeof(allDemos)/sizeof(ParticleDemo::CreateFunc*);
demoNames.clear();
for (int i=0;i<numItems;i++)
{
GpuDemo* demo = allDemos[i]();
demoNames.push_back(demo->getName());
delete demo;
}
gui->registerComboBox(MYCOMBOBOX1,numItems,&demoNames[0],selectedDemo);
gui->setComboBoxCallback(MyComboBoxCallback);
}
do
{
bool syncOnly = false;
gReset = false;
{
GLint err;
glEnable(GL_BLEND);
err = glGetError();
b3Assert(err==GL_NO_ERROR);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glDisable(GL_DEPTH_TEST);
err = glGetError();
b3Assert(err==GL_NO_ERROR);
window->startRendering();
glClearColor(1,1,1,1);
glClear(GL_COLOR_BUFFER_BIT| GL_DEPTH_BUFFER_BIT);//|GL_STENCIL_BUFFER_BIT);
glEnable(GL_DEPTH_TEST);
sth_begin_draw(stash);
//sth_draw_text(stash, droidRegular,12.f, dx, dy-50, "How does this OpenGL True Type font look? ", &dx,width,height);
int spacing = 0;//g_OpenGLHeight;
float sx,sy,dx,dy,lh;
sx = 0;
sy = g_OpenGLHeight;
dx = sx; dy = sy;
//if (1)
const char* msg[] = {"Please wait, initializing the OpenCL demo",
"Please make sure to run the demo on a high-end discrete GPU with OpenCL support",
"The first time it can take a bit longer to compile the OpenCL kernels.",
"Check the console if it takes longer than 1 minute or if a demos has issues.",
"Please share the full commandline output when reporting issues:",
"App_Bullet3_OpenCL_Demos_* >> error.log",
"",
"",
#ifdef _DEBUG
"Some of the demos load a large .obj file,",
"please use an optimized build of this app for faster parsing",
"",
"",
#endif
"You can press F1 to create a single screenshot,",
"or press F2 toggle screenshot (useful to create movies)",
"",
"",
"There are various command-line options such as --benchmark",
"See http://github.com/erwincoumans/bullet3 for more information"
};
int fontSize = 68;
int nummsg = sizeof(msg)/sizeof(const char*);
for (int i=0;i<nummsg;i++)
{
char txt[512];
sprintf(txt,"%s",msg[i]);
//sth_draw_text(stash, droidRegular,i, 10, dy-spacing, txt, &dx,g_OpenGLWidth,g_OpenGLHeight);
sth_draw_text(stash, droidRegular,fontSize, 10, spacing, txt, &dx,g_OpenGLWidth,g_OpenGLHeight);
spacing+=fontSize;
fontSize = 32;
}
sth_end_draw(stash);
sth_flush_draw(stash);
window->endRendering();
}
static bool once=true;
//glClearColor(0.3f, 0.3f, 0.3f, 1.0f);
glClearColor(1,1,1,1);
glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
window->setWheelCallback(b3DefaultWheelCallback);
{
GpuDemo* demo = allDemos[selectedDemo]();
sDemo = demo;
// demo->myinit();
bool useGpu = false;
//int maxObjectCapacity=128*1024;
int maxObjectCapacity=1024*1024;
maxObjectCapacity = b3Max(maxObjectCapacity,ci.arraySizeX*ci.arraySizeX*ci.arraySizeX+10);
{
ci.m_instancingRenderer = new GLInstancingRenderer(maxObjectCapacity);//render.getInstancingRenderer();
ci.m_window = window;
ci.m_gui = gui;
ci.m_instancingRenderer->init();
ci.m_instancingRenderer->resize(g_OpenGLWidth,g_OpenGLHeight);
ci.m_instancingRenderer->InitShaders();
ci.m_primRenderer = &prim;
// render.init();
}
{
demo->initPhysics(ci);
}
printf("-----------------------------------------------------\n");
FILE* csvFile = 0;
FILE* detailsFile = 0;
if (benchmark)
{
char prefixFileName[1024];
char csvFileName[1024];
char detailsFileName[1024];
b3OpenCLDeviceInfo info;
b3OpenCLUtils::getDeviceInfo(demo->getInternalData()->m_clDevice,&info);
//todo: move this time stuff into the Platform/Window class
#ifdef _WIN32
SYSTEMTIME time;
GetLocalTime(&time);
char buf[1024];
DWORD dwCompNameLen = 1024;
if (0 != GetComputerName(buf, &dwCompNameLen))
{
printf("%s", buf);
} else
{
printf("unknown", buf);
}
sprintf(prefixFileName,"%s_%s_%s_%d_%d_%d_date_%d-%d-%d_time_%d-%d-%d",info.m_deviceName,buf,demoNames[selectedDemo],ci.arraySizeX,ci.arraySizeY,ci.arraySizeZ,time.wDay,time.wMonth,time.wYear,time.wHour,time.wMinute,time.wSecond);
#else
timeval now;
gettimeofday(&now,0);
struct tm* ptm;
ptm = localtime (&now.tv_sec);
char buf[1024];
#ifdef __APPLE__
sprintf(buf,"MacOSX");
#else
sprintf(buf,"Unix");
#endif
sprintf(prefixFileName,"%s_%s_%s_%d_%d_%d_date_%d-%d-%d_time_%d-%d-%d",info.m_deviceName,buf,demoNames[selectedDemo],ci.arraySizeX,ci.arraySizeY,ci.arraySizeZ,
ptm->tm_mday,
ptm->tm_mon+1,
ptm->tm_year+1900,
ptm->tm_hour,
ptm->tm_min,
ptm->tm_sec);
#endif
sprintf(csvFileName,"%s.csv",prefixFileName);
sprintf(detailsFileName,"%s.txt",prefixFileName);
printf("Open csv file %s and details file %s\n", csvFileName,detailsFileName);
//GetSystemTime(&time2);
csvFile=fopen(csvFileName,"w");
detailsFile = fopen(detailsFileName,"w");
if (detailsFile)
defaultOutput = detailsFile;
//if (f)
// fprintf(f,"%s (%dx%dx%d=%d),\n", g_deviceName,ci.arraySizeX,ci.arraySizeY,ci.arraySizeZ,ci.arraySizeX*ci.arraySizeY*ci.arraySizeZ);
}
fprintf(defaultOutput,"Demo settings:\n");
fprintf(defaultOutput," SelectedDemo=%d, demoname = %s\n", selectedDemo, demo->getName());
fprintf(defaultOutput," x_dim=%d, y_dim=%d, z_dim=%d\n",ci.arraySizeX,ci.arraySizeY,ci.arraySizeZ);
fprintf(defaultOutput," x_gap=%f, y_gap=%f, z_gap=%f\n",ci.gapX,ci.gapY,ci.gapZ);
fprintf(defaultOutput,"\nOpenCL settings:\n");
fprintf(defaultOutput," Preferred cl_device index %d\n", ci.preferredOpenCLDeviceIndex);
fprintf(defaultOutput," Preferred cl_platform index%d\n", ci.preferredOpenCLPlatformIndex);
fprintf(defaultOutput,"\n");
if (demo->getInternalData()->m_platformId)
{
b3OpenCLUtils::printPlatformInfo( demo->getInternalData()->m_platformId);
fprintf(defaultOutput,"\n");
b3OpenCLUtils::printDeviceInfo( demo->getInternalData()->m_clDevice);
fprintf(defaultOutput,"\n");
}
do
{
GLint err = glGetError();
assert(err==GL_NO_ERROR);
if (exportFrame || exportMovie)
{
if (!renderTexture)
{
renderTexture = new GLRenderToTexture();
GLuint renderTextureId;
glGenTextures(1, &renderTextureId);
// "Bind" the newly created texture : all future texture functions will modify this texture
glBindTexture(GL_TEXTURE_2D, renderTextureId);
// Give an empty image to OpenGL ( the last "0" )
//glTexImage2D(GL_TEXTURE_2D, 0,GL_RGB, g_OpenGLWidth,g_OpenGLHeight, 0,GL_RGBA, GL_UNSIGNED_BYTE, 0);
//glTexImage2D(GL_TEXTURE_2D, 0,GL_RGBA32F, g_OpenGLWidth,g_OpenGLHeight, 0,GL_RGBA, GL_FLOAT, 0);
glTexImage2D(GL_TEXTURE_2D, 0,GL_RGBA32F, g_OpenGLWidth,g_OpenGLHeight, 0,GL_RGBA, GL_FLOAT, 0);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
//glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
//glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
renderTexture->init(g_OpenGLWidth,g_OpenGLHeight,renderTextureId, RENDERTEXTURE_COLOR);
}
bool result = renderTexture->enable();
}
err = glGetError();
assert(err==GL_NO_ERROR);
b3ProfileManager::Reset();
b3ProfileManager::Increment_Frame_Counter();
// render.reshape(g_OpenGLWidth,g_OpenGLHeight);
ci.m_instancingRenderer->resize(g_OpenGLWidth,g_OpenGLHeight);
prim.setScreenSize(g_OpenGLWidth,g_OpenGLHeight);
err = glGetError();
assert(err==GL_NO_ERROR);
window->startRendering();
err = glGetError();
assert(err==GL_NO_ERROR);
glClear(GL_COLOR_BUFFER_BIT| GL_DEPTH_BUFFER_BIT);//|GL_STENCIL_BUFFER_BIT);
glEnable(GL_DEPTH_TEST);
err = glGetError();
assert(err==GL_NO_ERROR);
if (!gPause)
{
B3_PROFILE("clientMoveAndDisplay");
demo->clientMoveAndDisplay();
}
else
{
}
{
B3_PROFILE("renderScene");
demo->renderScene();
}
err = glGetError();
assert(err==GL_NO_ERROR);
/*if (demo->getDynamicsWorld() && demo->getDynamicsWorld()->getNumCollisionObjects())
{
B3_PROFILE("renderPhysicsWorld");
b3AlignedObjectArray<b3CollisionObject*> arr = demo->getDynamicsWorld()->getCollisionObjectArray();
b3CollisionObject** colObjArray = &arr[0];
render.renderPhysicsWorld(demo->getDynamicsWorld()->getNumCollisionObjects(),colObjArray, syncOnly);
syncOnly = true;
}
*/
if (exportFrame || exportMovie)
{
char fileName[1024];
sprintf(fileName,"screenShot%d.png",frameIndex++);
writeTextureToPng(g_OpenGLWidth,g_OpenGLHeight,fileName);
exportFrame = false;
renderTexture->disable();
}
{
B3_PROFILE("gui->draw");
if (gui && gDrawGui)
gui->draw(g_OpenGLWidth,g_OpenGLHeight);
}
err = glGetError();
assert(err==GL_NO_ERROR);
{
B3_PROFILE("window->endRendering");
window->endRendering();
}
err = glGetError();
assert(err==GL_NO_ERROR);
{
B3_PROFILE("glFinish");
}
if (dump_timings)
{
b3ProfileManager::dumpAll(stdout);
}
if (csvFile)
{
static int frameCount=0;
if (frameCount>0)
{
DumpSimulationTime(csvFile);
if (detailsFile)
{
fprintf(detailsFile,"\n==================================\nFrame %d:\n", frameCount);
b3ProfileManager::dumpAll(detailsFile);
}
}
if (frameCount>=maxFrameCount)
window->setRequestExit();
frameCount++;
}
if (gStep)
gPause=true;
} while (!window->requestedExit() && !gReset);
demo->exitPhysics();
b3ProfileManager::CleanupMemory();
delete ci.m_instancingRenderer;
delete demo;
sDemo = 0;
if (detailsFile)
{
fclose(detailsFile);
detailsFile=0;
}
if (csvFile)
{
fclose(csvFile);
csvFile=0;
}
}
} while (gReset);
if (gui)
gui->setComboBoxCallback(0);
{
delete gui;
gui=0;
exitFont();
window->closeWindow();
delete window;
window = 0;
}
return 0;
}
int main(int argc, char* argv[])
{
b3SetCustomEnterProfileZoneFunc(b3ProfileManager::Start_Profile);
b3SetCustomLeaveProfileZoneFunc(b3ProfileManager::Stop_Profile);
b3SetCustomPrintfFunc(myprintf);
b3Vector3 test=b3MakeVector3(1,2,3);
test.x = 1;
test.y = 4;
b3Printf("main start");
b3CommandLineArgs args(argc,argv);
if (args.CheckCmdLineFlag("help"))
{
Usage();
return 0;
}
args.GetCmdLineArgument("selected_demo",selectedDemo);
bool benchmark=args.CheckCmdLineFlag("benchmark");
args.GetCmdLineArgument("max_framecount",maxFrameCount);
dump_timings=args.CheckCmdLineFlag("dump_timings");
#ifndef B3_NO_PROFILE
b3ProfileManager::Reset();
#endif //B3_NO_PROFILE
window = new b3gDefaultOpenGLWindow();
b3gWindowConstructionInfo wci(g_OpenGLWidth,g_OpenGLHeight);
window->createWindow(wci);
window->setResizeCallback(MyResizeCallback);
window->setMouseMoveCallback(MyMouseMoveCallback);
window->setMouseButtonCallback(MyMouseButtonCallback);
window->setKeyboardCallback(MyKeyboardCallback);
window->setWindowTitle("Bullet 3.x GPU Rigid Body http://bulletphysics.org");
#ifndef __APPLE__
glewInit();
#endif
gui = new GwenUserInterface();
b3Printf("started GwenUserInterface\n");
GLPrimitiveRenderer prim(g_OpenGLWidth,g_OpenGLHeight);
stash = initFont(&prim);
if (gui)
{
gui->init(g_OpenGLWidth,g_OpenGLHeight,stash,window->getRetinaScale());
b3Printf("init fonts\n");
gui->setToggleButtonCallback(MyButtonCallback);
gui->registerToggleButton(MYPAUSE,"Pause");
gui->registerToggleButton(MYPROFILE,"Profile");
gui->registerToggleButton(MYRESET,"Reset");
int numItems = sizeof(allDemos)/sizeof(CpuDemo::CreateFunc*);
demoNames.clear();
for (int i=0;i<numItems;i++)
{
CpuDemo* demo = allDemos[i]();
demoNames.push_back(demo->getName());
delete demo;
}
gui->registerComboBox(MYCOMBOBOX1,numItems,&demoNames[0]);
gui->setComboBoxCallback(MyComboBoxCallback);
}
do
{
bool syncOnly = false;
gReset = false;
static bool once=true;
//glClearColor(0.3f, 0.3f, 0.3f, 1.0f);
glClearColor(1,1,1,1);
glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
window->setWheelCallback(b3DefaultWheelCallback);
{
CpuDemo* demo = allDemos[selectedDemo]();
sDemo = demo;
// demo->myinit();
bool useGpu = false;
int maxObjectCapacity=1024*1024;//128*1024;
int maxShapeCapacityInBytes=10*1024*1024;
//maxObjectCapacity = b3Max(maxObjectCapacity,ci.arraySizeX*ci.arraySizeX*ci.arraySizeX+10);
CpuDemo::ConstructionInfo ci;
ci.m_instancingRenderer = new GLInstancingRenderer(maxObjectCapacity,maxShapeCapacityInBytes);
ci.m_window = window;
ci.m_gui = gui;
ci.m_instancingRenderer->init();
ci.m_instancingRenderer->resize(g_OpenGLWidth,g_OpenGLHeight);
ci.m_instancingRenderer->InitShaders();
ci.m_primRenderer = &prim;
// render.init();
{
demo->initPhysics(ci);
}
FILE* csvFile = 0;
FILE* detailsFile = 0;
if (benchmark)
{
gPause = false;
char prefixFileName[1024];
char csvFileName[1024];
char detailsFileName[1024];
//todo: move this time stuff into the Platform/Window class
#ifdef _WIN32
SYSTEMTIME time;
GetLocalTime(&time);
char buf[1024];
DWORD dwCompNameLen = 1024;
if (0 != GetComputerName(buf, &dwCompNameLen))
{
printf("%s", buf);
} else
{
printf("unknown", buf);
}
sprintf(prefixFileName,"%s_%s_%s_date_%d-%d-%d_time_%d-%d-%d","CPU",buf,demoNames[selectedDemo],time.wDay,time.wMonth,time.wYear,time.wHour,time.wMinute,time.wSecond);
#else
timeval now;
gettimeofday(&now,0);
struct tm* ptm;
ptm = localtime (&now.tv_sec);
char buf[1024];
#ifdef __APPLE__
sprintf(buf,"MacOSX");
#else
sprintf(buf,"Unix");
#endif
sprintf(prefixFileName,"%s_%s_%s_%d_%d_%d_date_%d-%d-%d_time_%d-%d-%d",info.m_deviceName,buf,demoNames[selectedDemo],ci.arraySizeX,ci.arraySizeY,ci.arraySizeZ,
ptm->tm_mday,
ptm->tm_mon+1,
ptm->tm_year+1900,
ptm->tm_hour,
ptm->tm_min,
ptm->tm_sec);
#endif
sprintf(csvFileName,"%s.csv",prefixFileName);
sprintf(detailsFileName,"%s.txt",prefixFileName);
printf("Open csv file %s and details file %s\n", csvFileName,detailsFileName);
//GetSystemTime(&time2);
csvFile=fopen(csvFileName,"w");
detailsFile = fopen(detailsFileName,"w");
if (detailsFile)
defaultOutput = detailsFile;
//if (f)
// fprintf(f,"%s (%dx%dx%d=%d),\n", g_deviceName,ci.arraySizeX,ci.arraySizeY,ci.arraySizeZ,ci.arraySizeX*ci.arraySizeY*ci.arraySizeZ);
}
do
{
GLint err = glGetError();
assert(err==GL_NO_ERROR);
if (exportFrame || exportMovie)
{
if (!renderTexture)
{
renderTexture = new GLRenderToTexture();
GLuint renderTextureId;
glGenTextures(1, &renderTextureId);
// "Bind" the newly created texture : all future texture functions will modify this texture
glBindTexture(GL_TEXTURE_2D, renderTextureId);
// Give an empty image to OpenGL ( the last "0" )
//glTexImage2D(GL_TEXTURE_2D, 0,GL_RGB, g_OpenGLWidth,g_OpenGLHeight, 0,GL_RGBA, GL_UNSIGNED_BYTE, 0);
//glTexImage2D(GL_TEXTURE_2D, 0,GL_RGBA32F, g_OpenGLWidth,g_OpenGLHeight, 0,GL_RGBA, GL_FLOAT, 0);
glTexImage2D(GL_TEXTURE_2D, 0,GL_RGBA32F, g_OpenGLWidth,g_OpenGLHeight, 0,GL_RGBA, GL_FLOAT, 0);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
//glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
//glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
renderTexture->init(g_OpenGLWidth,g_OpenGLHeight,renderTextureId, RENDERTEXTURE_COLOR);
}
bool result = renderTexture->enable();
}
err = glGetError();
assert(err==GL_NO_ERROR);
b3ProfileManager::Reset();
b3ProfileManager::Increment_Frame_Counter();
// render.reshape(g_OpenGLWidth,g_OpenGLHeight);
ci.m_instancingRenderer->resize(g_OpenGLWidth,g_OpenGLHeight);
prim.setScreenSize(g_OpenGLWidth,g_OpenGLHeight);
err = glGetError();
assert(err==GL_NO_ERROR);
window->startRendering();
err = glGetError();
assert(err==GL_NO_ERROR);
glClear(GL_COLOR_BUFFER_BIT| GL_DEPTH_BUFFER_BIT);//|GL_STENCIL_BUFFER_BIT);
glEnable(GL_DEPTH_TEST);
err = glGetError();
assert(err==GL_NO_ERROR);
if (!gPause)
{
B3_PROFILE("clientMoveAndDisplay");
demo->clientMoveAndDisplay();
}
else
{
}
{
B3_PROFILE("renderScene");
demo->renderScene();
}
err = glGetError();
assert(err==GL_NO_ERROR);
/*if (demo->getDynamicsWorld() && demo->getDynamicsWorld()->getNumCollisionObjects())
{
B3_PROFILE("renderPhysicsWorld");
b3AlignedObjectArray<b3CollisionObject*> arr = demo->getDynamicsWorld()->getCollisionObjectArray();
b3CollisionObject** colObjArray = &arr[0];
render.renderPhysicsWorld(demo->getDynamicsWorld()->getNumCollisionObjects(),colObjArray, syncOnly);
syncOnly = true;
}
*/
if (exportFrame || exportMovie)
{
char fileName[1024];
sprintf(fileName,"screenShot%d.png",frameIndex++);
writeTextureToPng(g_OpenGLWidth,g_OpenGLHeight,fileName);
exportFrame = false;
renderTexture->disable();
}
{
B3_PROFILE("gui->draw");
if (gui && gDrawGui)
gui->draw(g_OpenGLWidth,g_OpenGLHeight);
}
err = glGetError();
assert(err==GL_NO_ERROR);
{
B3_PROFILE("window->endRendering");
window->endRendering();
}
err = glGetError();
assert(err==GL_NO_ERROR);
{
B3_PROFILE("glFinish");
}
if (dump_timings)
{
b3ProfileManager::dumpAll(stdout);
}
if (csvFile)
{
static int frameCount=0;
if (frameCount>0)
{
DumpSimulationTime(csvFile);
if (detailsFile)
{
fprintf(detailsFile,"\n==================================\nFrame %d:\n", frameCount);
b3ProfileManager::dumpAll(detailsFile);
}
}
if (frameCount>=maxFrameCount)
window->setRequestExit();
frameCount++;
}
if (gStep)
gPause=true;
} while (!window->requestedExit() && !gReset);
demo->exitPhysics();
b3ProfileManager::CleanupMemory();
delete ci.m_instancingRenderer;
delete demo;
sDemo = 0;
if (detailsFile)
{
fclose(detailsFile);
detailsFile=0;
}
if (csvFile)
{
fclose(csvFile);
csvFile=0;
}
}
} while (gReset);
if (gui)
gui->setComboBoxCallback(0);
{
delete gui;
gui=0;
exitFont();
window->closeWindow();
delete window;
window = 0;
}
return 0;
}
int main(int argc, char* argv[])
{
b3SetCustomPrintfFunc(myprintf);
b3Vector3 test(1,2,3);
test.x = 1;
test.y = 4;
printf("main start");
b3CommandLineArgs args(argc,argv);
ParticleDemo::ConstructionInfo ci;
if (args.CheckCmdLineFlag("help"))
{
Usage();
return 0;
}
args.GetCmdLineArgument("selected_demo",selectedDemo);
if (args.CheckCmdLineFlag("new_batching"))
{
useNewBatchingKernel = true;
}
bool benchmark=args.CheckCmdLineFlag("benchmark");
dump_timings=args.CheckCmdLineFlag("dump_timings");
ci.useOpenCL = !args.CheckCmdLineFlag("disable_opencl");
ci.m_useConcaveMesh = true;//args.CheckCmdLineFlag("use_concave_mesh");
if (ci.m_useConcaveMesh)
{
enableExperimentalCpuConcaveCollision = true;
}
args.GetCmdLineArgument("cl_device", ci.preferredOpenCLDeviceIndex);
args.GetCmdLineArgument("cl_platform", ci.preferredOpenCLPlatformIndex);
args.GetCmdLineArgument("x_dim", ci.arraySizeX);
args.GetCmdLineArgument("y_dim", ci.arraySizeY);
args.GetCmdLineArgument("z_dim", ci.arraySizeZ);
args.GetCmdLineArgument("x_gap", ci.gapX);
args.GetCmdLineArgument("y_gap", ci.gapY);
args.GetCmdLineArgument("z_gap", ci.gapZ);
#ifndef B3_NO_PROFILE
b3ProfileManager::Reset();
#endif //B3_NO_PROFILE
window = new b3gDefaultOpenGLWindow();
b3gWindowConstructionInfo wci(g_OpenGLWidth,g_OpenGLHeight);
window->createWindow(wci);
window->setResizeCallback(MyResizeCallback);
window->setMouseMoveCallback(MyMouseMoveCallback);
window->setMouseButtonCallback(MyMouseButtonCallback);
window->setKeyboardCallback(MyKeyboardCallback);
window->setWindowTitle("Bullet 3.x GPU Rigid Body http://bulletphysics.org");
printf("-----------------------------------------------------\n");
#ifndef __APPLE__
glewInit();
#endif
gui = new GwenUserInterface();
printf("started GwenUserInterface");
GLPrimitiveRenderer prim(g_OpenGLWidth,g_OpenGLHeight);
stash = initFont(&prim);
gui->init(g_OpenGLWidth,g_OpenGLHeight,stash,window->getRetinaScale());
printf("init fonts");
gui->setToggleButtonCallback(MyButtonCallback);
gui->registerToggleButton(MYPAUSE,"Pause");
gui->registerToggleButton(MYPROFILE,"Profile");
gui->registerToggleButton(MYRESET,"Reset");
int numItems = sizeof(allDemos)/sizeof(ParticleDemo::CreateFunc*);
demoNames.clear();
for (int i=0;i<numItems;i++)
{
GpuDemo* demo = allDemos[i]();
demoNames.push_back(demo->getName());
delete demo;
}
gui->registerComboBox(MYCOMBOBOX1,numItems,&demoNames[0]);
gui->setComboBoxCallback(MyComboBoxCallback);
do
{
bool syncOnly = false;
gReset = false;
static bool once=true;
glClearColor(1,0,0,1);
glClear(GL_COLOR_BUFFER_BIT);
{
window->startRendering();
glFinish();
float color[4] = {1,1,1,1};
prim.drawRect(0,0,200,200,color);
float retinaScale = 1;
float x = 10;
float y=220;
float dx=0;
if (1)
{
B3_PROFILE("font sth_draw_text");
glEnable(GL_BLEND);
GLint err = glGetError();
assert(err==GL_NO_ERROR);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
err = glGetError();
assert(err==GL_NO_ERROR);
glDisable(GL_DEPTH_TEST);
err = glGetError();
assert(err==GL_NO_ERROR);
glDisable(GL_CULL_FACE);
sth_begin_draw(stash);
sth_flush_draw(stash);
sth_draw_text(stash, droidRegular,20.f, x, y, "Non-retina font rendering !@#$", &dx,g_OpenGLWidth,g_OpenGLHeight,0,1);//retinaScale);
if (retinaScale!=1.f)
sth_draw_text(stash, droidRegular,20.f*retinaScale, x, y+20, "Retina font rendering!@#$", &dx,g_OpenGLWidth,g_OpenGLHeight,0,retinaScale);
sth_flush_draw(stash);
sth_end_draw(stash);
}
gui->draw(g_OpenGLWidth,g_OpenGLHeight);
window->endRendering();
glFinish();
}
once=false;
// OpenGL3CoreRenderer render;
glClearColor(0,1,0,1);
glClear(GL_COLOR_BUFFER_BIT);
window->endRendering();
glFinish();
window->setWheelCallback(b3DefaultWheelCallback);
{
GpuDemo* demo = allDemos[selectedDemo]();
// demo->myinit();
bool useGpu = false;
int maxObjectCapacity=128*1024;
ci.m_instancingRenderer = new GLInstancingRenderer(maxObjectCapacity);//render.getInstancingRenderer();
ci.m_window = window;
ci.m_gui = gui;
ci.m_instancingRenderer->init();
ci.m_instancingRenderer->InitShaders();
ci.m_primRenderer = &prim;
// render.init();
demo->initPhysics(ci);
printf("-----------------------------------------------------\n");
FILE* csvFile = 0;
FILE* detailsFile = 0;
if (benchmark)
{
gPause = false;
char prefixFileName[1024];
char csvFileName[1024];
char detailsFileName[1024];
b3OpenCLDeviceInfo info;
b3OpenCLUtils::getDeviceInfo(demo->getInternalData()->m_clDevice,&info);
//todo: move this time stuff into the Platform/Window class
#ifdef _WIN32
SYSTEMTIME time;
GetLocalTime(&time);
char buf[1024];
DWORD dwCompNameLen = 1024;
if (0 != GetComputerName(buf, &dwCompNameLen))
{
printf("%s", buf);
} else
{
printf("unknown", buf);
}
sprintf(prefixFileName,"%s_%s_%s_%d_%d_%d_date_%d-%d-%d_time_%d-%d-%d",info.m_deviceName,buf,demoNames[selectedDemo],ci.arraySizeX,ci.arraySizeY,ci.arraySizeZ,time.wDay,time.wMonth,time.wYear,time.wHour,time.wMinute,time.wSecond);
#else
timeval now;
gettimeofday(&now,0);
struct tm* ptm;
ptm = localtime (&now.tv_sec);
char buf[1024];
#ifdef __APPLE__
sprintf(buf,"MacOSX");
#else
sprintf(buf,"Unix");
#endif
sprintf(prefixFileName,"%s_%s_%s_%d_%d_%d_date_%d-%d-%d_time_%d-%d-%d",info.m_deviceName,buf,demoNames[selectedDemo],ci.arraySizeX,ci.arraySizeY,ci.arraySizeZ,
ptm->tm_mday,
ptm->tm_mon+1,
ptm->tm_year+1900,
ptm->tm_hour,
ptm->tm_min,
ptm->tm_sec);
#endif
sprintf(csvFileName,"%s.csv",prefixFileName);
sprintf(detailsFileName,"%s.txt",prefixFileName);
printf("Open csv file %s and details file %s\n", csvFileName,detailsFileName);
//GetSystemTime(&time2);
csvFile=fopen(csvFileName,"w");
detailsFile = fopen(detailsFileName,"w");
if (detailsFile)
defaultOutput = detailsFile;
//if (f)
// fprintf(f,"%s (%dx%dx%d=%d),\n", g_deviceName,ci.arraySizeX,ci.arraySizeY,ci.arraySizeZ,ci.arraySizeX*ci.arraySizeY*ci.arraySizeZ);
}
fprintf(defaultOutput,"Demo settings:\n");
fprintf(defaultOutput," SelectedDemo=%d, demoname = %s\n", selectedDemo, demo->getName());
fprintf(defaultOutput," x_dim=%d, y_dim=%d, z_dim=%d\n",ci.arraySizeX,ci.arraySizeY,ci.arraySizeZ);
fprintf(defaultOutput," x_gap=%f, y_gap=%f, z_gap=%f\n",ci.gapX,ci.gapY,ci.gapZ);
fprintf(defaultOutput,"\nOpenCL settings:\n");
fprintf(defaultOutput," Preferred cl_device index %d\n", ci.preferredOpenCLDeviceIndex);
fprintf(defaultOutput," Preferred cl_platform index%d\n", ci.preferredOpenCLPlatformIndex);
fprintf(defaultOutput,"\n");
b3OpenCLUtils::printPlatformInfo( demo->getInternalData()->m_platformId);
fprintf(defaultOutput,"\n");
b3OpenCLUtils::printDeviceInfo( demo->getInternalData()->m_clDevice);
fprintf(defaultOutput,"\n");
do
{
GLint err = glGetError();
assert(err==GL_NO_ERROR);
b3ProfileManager::Reset();
b3ProfileManager::Increment_Frame_Counter();
// render.reshape(g_OpenGLWidth,g_OpenGLHeight);
ci.m_instancingRenderer->resize(g_OpenGLWidth,g_OpenGLHeight);
prim.setScreenSize(g_OpenGLWidth,g_OpenGLHeight);
window->startRendering();
glClearColor(0.6,0.6,0.6,1);
glClear(GL_COLOR_BUFFER_BIT| GL_DEPTH_BUFFER_BIT|GL_STENCIL_BUFFER_BIT);
glEnable(GL_DEPTH_TEST);
if (!gPause)
{
B3_PROFILE("clientMoveAndDisplay");
demo->clientMoveAndDisplay();
}
else
{
}
{
B3_PROFILE("renderScene");
demo->renderScene();
}
err = glGetError();
assert(err==GL_NO_ERROR);
/*if (demo->getDynamicsWorld() && demo->getDynamicsWorld()->getNumCollisionObjects())
{
B3_PROFILE("renderPhysicsWorld");
b3AlignedObjectArray<b3CollisionObject*> arr = demo->getDynamicsWorld()->getCollisionObjectArray();
b3CollisionObject** colObjArray = &arr[0];
render.renderPhysicsWorld(demo->getDynamicsWorld()->getNumCollisionObjects(),colObjArray, syncOnly);
syncOnly = true;
}
*/
{
B3_PROFILE("gui->draw");
gui->draw(g_OpenGLWidth,g_OpenGLHeight);
}
err = glGetError();
assert(err==GL_NO_ERROR);
{
B3_PROFILE("window->endRendering");
window->endRendering();
}
err = glGetError();
assert(err==GL_NO_ERROR);
{
B3_PROFILE("glFinish");
}
if (dump_timings)
{
b3ProfileManager::dumpAll(stdout);
}
if (csvFile)
{
static int frameCount=0;
if (frameCount>0)
{
DumpSimulationTime(csvFile);
if (detailsFile)
{
fprintf(detailsFile,"\n==================================\nFrame %d:\n", frameCount);
b3ProfileManager::dumpAll(detailsFile);
}
}
if (frameCount>=102)
window->setRequestExit();
frameCount++;
}
} while (!window->requestedExit() && !gReset);
demo->exitPhysics();
b3ProfileManager::CleanupMemory();
delete demo;
if (detailsFile)
{
fclose(detailsFile);
detailsFile=0;
}
if (csvFile)
{
fclose(csvFile);
csvFile=0;
}
}
} while (gReset);
gui->setComboBoxCallback(0);
delete gui;
gui=0;
window->closeWindow();
delete window;
window = 0;
return 0;
}
int main(int argc, char* argv[])
{
sOpenGLVerbose = false;
float dt = 1./120.f;
int width = 1024;
int height=768;
app = new SimpleOpenGL3App("AllBullet2Demos",width,height);
app->m_instancingRenderer->setCameraDistance(13);
app->m_instancingRenderer->setCameraPitch(0);
app->m_instancingRenderer->setCameraTargetPosition(b3MakeVector3(0,0,0));
app->m_window->setMouseMoveCallback(MyMouseMoveCallback);
app->m_window->setMouseButtonCallback(MyMouseButtonCallback);
app->m_window->setKeyboardCallback(MyKeyboardCallback);
GLint err = glGetError();
assert(err==GL_NO_ERROR);
sth_stash* fontstash=app->getFontStash();
gui = new GwenUserInterface;
gui->init(width,height,fontstash,app->m_window->getRetinaScale());
int numDemos = sizeof(allDemos)/sizeof(BulletDemoEntry);
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);
do
{
GLint err = glGetError();
assert(err==GL_NO_ERROR);
app->m_instancingRenderer->init();
app->m_instancingRenderer->updateCamera();
app->drawGrid();
if (0)
{
char bla[1024];
static int frameCount = 0;
frameCount++;
sprintf(bla,"Simple test frame %d", frameCount);
app->drawText(bla,10,10);
}
if (sCurrentDemo)
{
if (!pauseSimulation)
sCurrentDemo->stepSimulation(1./60.f);
sCurrentDemo->renderScene();
}
static int toggle = 1;
if (1)
{
gui->draw(app->m_instancingRenderer->getScreenWidth(),app->m_instancingRenderer->getScreenHeight());
}
toggle=1-toggle;
app->swapBuffer();
} while (!app->m_window->requestedExit());
selectDemo(0);
delete gui;
delete app;
return 0;
}
