bullet3/examples/OpenCL/rigidbody/GpuSphereScene.cpp

#include "GpuSphereScene.h"
#include "GpuRigidBodyDemo.h"
#include "OpenGLWindow/ShapeData.h"
#include "OpenGLWindow/GLInstancingRenderer.h"
#include "Bullet3Common/b3Quaternion.h"
#include "OpenGLWindow/b3gWindowInterface.h"
#include "Bullet3OpenCL/BroadphaseCollision/b3GpuSapBroadphase.h"
#include "../GpuDemoInternalData.h"
#include "Bullet3OpenCL/Initialize/b3OpenCLUtils.h"
#include "OpenGLWindow/OpenGLInclude.h"
#include "OpenGLWindow/GLInstanceRendererInternalData.h"
#include "Bullet3OpenCL/ParallelPrimitives/b3LauncherCL.h"
#include "Bullet3OpenCL/RigidBody/b3GpuRigidBodyPipeline.h"
#include "Bullet3OpenCL/RigidBody/b3GpuNarrowPhase.h"
#include "Bullet3Collision/NarrowPhaseCollision/b3Config.h"
#include "GpuRigidBodyDemoInternalData.h"
#include "Bullet3AppSupport/gwenUserInterface.h"




void GpuSphereScene::setupScene(const ConstructionInfo& ci)
{
	int strideInBytes = 9*sizeof(float);
	int numVertices = sizeof(cube_vertices)/strideInBytes;
	int numIndices = sizeof(cube_indices)/sizeof(int);
	//int shapeId = ci.m_instancingRenderer->registerShape(&cube_vertices[0],numVertices,cube_indices,numIndices);
	
	int group=1;
	int mask=1;
	int index=0;
	bool writeInstanceToGpu = false;

	if (0)
	{
			float radius = 60;
			int prevGraphicsShapeIndex = -1;
		{

			
		
			if (1)//radius>=100)
			{
				int numVertices = sizeof(detailed_sphere_vertices)/strideInBytes;
				int numIndices = sizeof(detailed_sphere_indices)/sizeof(int);
				prevGraphicsShapeIndex = ci.m_instancingRenderer->registerShape(&detailed_sphere_vertices[0],numVertices,detailed_sphere_indices,numIndices);
			} else
			{
				bool usePointSprites = false;
				if (usePointSprites)
				{
					int numVertices = sizeof(point_sphere_vertices)/strideInBytes;
					int numIndices = sizeof(point_sphere_indices)/sizeof(int);
					prevGraphicsShapeIndex = ci.m_instancingRenderer->registerShape(&point_sphere_vertices[0],numVertices,point_sphere_indices,numIndices,B3_GL_POINTS);
				} else
				{
					if (radius>=10)
					{
						int numVertices = sizeof(medium_sphere_vertices)/strideInBytes;
						int numIndices = sizeof(medium_sphere_indices)/sizeof(int);
						prevGraphicsShapeIndex = ci.m_instancingRenderer->registerShape(&medium_sphere_vertices[0],numVertices,medium_sphere_indices,numIndices);
					} else
					{
						int numVertices = sizeof(low_sphere_vertices)/strideInBytes;
						int numIndices = sizeof(low_sphere_indices)/sizeof(int);
						prevGraphicsShapeIndex = ci.m_instancingRenderer->registerShape(&low_sphere_vertices[0],numVertices,low_sphere_indices,numIndices);
					}
				}
			}

		}
		b3Vector4 colors[4] = 
		{
			b3MakeVector4(1,0,0,1),
			b3MakeVector4(0,1,0,1),
			b3MakeVector4(0,1,1,1),
			b3MakeVector4(1,1,0,1),
		};

		int curColor = 0;

		//int colIndex = m_data->m_np->registerConvexHullShape(&cube_vertices[0],strideInBytes,numVertices, scaling);
		int colIndex = m_data->m_np->registerSphereShape(radius);//>registerConvexHullShape(&cube_vertices[0],strideInBytes,numVertices, scaling);
		float mass = 0.f;

		//b3Vector3 position((j&1)+i*2.2,1+j*2.,(j&1)+k*2.2);
		b3Vector3 position=b3MakeVector3(0,0,0);

		b3Quaternion orn(0,0,0,1);

		b3Vector4 color = colors[curColor];
		curColor++;
		curColor&=3;
		b3Vector4 scaling=b3MakeVector4(radius,radius,radius,1);
		int id = ci.m_instancingRenderer->registerGraphicsInstance(prevGraphicsShapeIndex,position,orn,color,scaling);
		int pid = m_data->m_rigidBodyPipeline->registerPhysicsInstance(mass,position,orn,colIndex,index, writeInstanceToGpu);

		index++;


	}

	

	

	



		b3Vector4 colors[4] = 
	{
		b3MakeVector4(1,0,0,1),
		b3MakeVector4(0,1,0,1),
		b3MakeVector4(0,1,1,1),
		b3MakeVector4(1,1,0,1),
	};
		








	int curColor = 0;
	float radius = 61;
	//int colIndex = m_data->m_np->registerConvexHullShape(&cube_vertices[0],strideInBytes,numVertices, scaling);
	int colIndex = m_data->m_np->registerSphereShape(radius);//>registerConvexHullShape(&cube_vertices[0],strideInBytes,numVertices, scaling);
	int prevGraphicsShapeIndex = registerGraphicsSphereShape(ci,radius,false);

	//for (int i=0;i<ci.arraySizeX;i++)
	{
	//	for (int j=0;j<ci.arraySizeY;j++)
		{
	//		for (int k=0;k<ci.arraySizeZ;k++)
			{
				int i=0,j=0,k=0;
				float mass = 0.f;

				b3Vector3 position=b3MakeVector3(0,0,0);
				//b3Vector3 position((j&1)+i*142.2,-51+j*142.,(j&1)+k*142.2);
				//b3Vector3 position(0,-41,0);//0,0,0);//i*radius*3,-41+j*radius*3,k*radius*3);
					
				b3Quaternion orn(0,0,0,1);
				
				b3Vector4 color = colors[curColor];
				curColor++;
				curColor&=3;
				b3Vector4 scaling=b3MakeVector4(radius,radius,radius,1);
				int id = ci.m_instancingRenderer->registerGraphicsInstance(prevGraphicsShapeIndex,position,orn,color,scaling);
				int pid = m_data->m_rigidBodyPipeline->registerPhysicsInstance(mass,position,orn,colIndex,index, writeInstanceToGpu);
				
				index++;
			}
		}
	}
	

	if (1)
	{
		int shapeId = ci.m_instancingRenderer->registerShape(&cube_vertices[0],numVertices,cube_indices,numIndices);
		b3Vector4 scaling=b3MakeVector4(0.5,0.5,0.5,1);//1,1,1,1);//0.1,0.1,0.1,1);
		int colIndex = m_data->m_np->registerConvexHullShape(&cube_vertices[0],strideInBytes,numVertices, scaling);
		b3Vector3 normal=b3MakeVector3(0,-1,0);
		float constant=2;
		

		for (int j=-10;j<10;j++)
		for (int i=-10;i<10;i++)
		for (int k=0;k<30;k++)
		//int i=0;int j=0;
		{
			//int colIndex = m_data->m_np->registerPlaneShape(normal,constant);//>registerConvexHullShape(&cube_vertices[0],strideInBytes,numVertices, scaling);
			b3Vector4 position=b3MakeVector4(2*i,70+k*2,2*j+8,0);
			//b3Quaternion orn(0,0,0,1);
			b3Quaternion orn(b3MakeVector3(1,0,0),0.3);

			b3Vector4 color=b3MakeVector4(0,0,1,1);
		
			int id = ci.m_instancingRenderer->registerGraphicsInstance(shapeId,position,orn,color,scaling);
			int pid = m_data->m_rigidBodyPipeline->registerPhysicsInstance(1.f,position,orn,colIndex,index,false);
				
			index++;
		}
	}

	if (!writeInstanceToGpu)
	{
		m_data->m_rigidBodyPipeline->writeAllInstancesToGpu();
	}

	float camPos[4]={ci.arraySizeX,ci.arraySizeY/2,ci.arraySizeZ,0};
	//float camPos[4]={1,12.5,1.5,0};
	m_instancingRenderer->setCameraTargetPosition(camPos);
	m_instancingRenderer->setCameraDistance(130);


	char msg[1024];
	int numInstances = index;
	sprintf(msg,"Num objects = %d",numInstances);
	ci.m_gui->setStatusBarMessage(msg,true);
}