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C++ b3AlignedObjectArray::push_back方法代码示例

本文整理汇总了C++中b3AlignedObjectArray::push_back方法的典型用法代码示例。如果您正苦于以下问题：C++ b3AlignedObjectArray::push_back方法的具体用法？C++ b3AlignedObjectArray::push_back怎么用？C++ b3AlignedObjectArray::push_back使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类b3AlignedObjectArray的用法示例。


在下文中一共展示了b3AlignedObjectArray::push_back方法的8个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: 

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);
						}
					}
				}
			}
		}
	}
}
开发者ID:Ochakko，项目名称:MameBake3D，代码行数:56，代码来源:b3GeometryUtil.cpp

示例2: clipEdge

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);
}
开发者ID:bulletphysics，项目名称:bullet3，代码行数:38，代码来源:TinyRenderer.cpp

示例3: clipTriangleAgainstNearplane

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;
}
开发者ID:Valentactive，项目名称:bullet3，代码行数:43，代码来源:TinyRenderer.cpp

示例4: orn

    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();
    }
开发者ID:AndrewMeadows，项目名称:bullet3，代码行数:42，代码来源:RenderInstancingDemo.cpp

示例5: main


//.........这里部分代码省略.........

#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;
开发者ID:2of3，项目名称:bullet3，代码行数:67，代码来源:main_opengl3core.cpp

示例6: main

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;


//.........这里部分代码省略.........
开发者ID:Jak23，项目名称:modular，代码行数:101，代码来源:main_opengl3core.cpp

示例7: main


//.........这里部分代码省略.........
#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();
开发者ID:saggita，项目名称:bullet3，代码行数:63，代码来源:main_opengl3core.cpp

示例8: main

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;
}
开发者ID:sigh0829，项目名称:bullet3，代码行数:80，代码来源:main.cpp


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