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fix convex-plane for > 4 vertices

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improve compound demo
This commit is contained in:
erwin coumans
2013-04-10 00:03:02 -07:00
parent e1a4400037
commit 467a68293b
9 changed files with 3988 additions and 30 deletions
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55
demo/gpudemo/rigidbody/GpuConvexScene.cpp
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@@ -22,17 +22,49 @@
void GpuConvexScene::setupScene(const ConstructionInfo& ci)
{
int index=0;
createStaticEnvironment(ci);
index+=createDynamicsObjects(ci);
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(40);
char msg[1024];
int numInstances = index;
sprintf(msg,"Num objects = %d",numInstances);
ci.m_gui->setStatusBarMessage(msg,true);
}
int GpuConvexScene::createDynamicsObjects(const ConstructionInfo& ci)
{
int strideInBytes = 9*sizeof(float);
int numVertices = sizeof(barrel_vertices)/strideInBytes;
int numIndices = sizeof(barrel_indices)/sizeof(int);
return createDynamicsObjects2(ci,barrel_vertices,numVertices,barrel_indices,numIndices);
}
int GpuBoxPlaneScene::createDynamicsObjects(const ConstructionInfo& ci)
{
int strideInBytes = 9*sizeof(float);
int numVertices = sizeof(cube_vertices)/strideInBytes;
int numIndices = sizeof(cube_indices)/sizeof(int);
return createDynamicsObjects2(ci,cube_vertices,numVertices,cube_indices,numIndices);
}
int shapeId = ci.m_instancingRenderer->registerShape(&cube_vertices[0],numVertices,cube_indices,numIndices);
//int shapeId = ci.m_instancingRenderer->registerShape(&cube_vertices[0],numVertices,cube_indices,numIndices);
int GpuConvexScene::createDynamicsObjects2(const ConstructionInfo& ci, const float* vertices, int numVertices, const int* indices, int numIndices)
{
int strideInBytes = 9*sizeof(float);
int shapeId = ci.m_instancingRenderer->registerShape(&vertices[0],numVertices,indices,numIndices);
int group=1;
int mask=1;
int index=10;
int index=0;
@@ -49,7 +81,7 @@ void GpuConvexScene::setupScene(const ConstructionInfo& ci)
int curColor = 0;
float scaling[4] = {1,1,1,1};
int colIndex = m_data->m_np->registerConvexHullShape(&cube_vertices[0],strideInBytes,numVertices, scaling);
int colIndex = m_data->m_np->registerConvexHullShape(&vertices[0],strideInBytes,numVertices, scaling);
//int colIndex = m_data->m_np->registerSphereShape(1);
for (int i=0;i<ci.arraySizeX;i++)
{
@@ -76,21 +108,10 @@ void GpuConvexScene::setupScene(const ConstructionInfo& ci)
}
}
}
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(40);
char msg[1024];
int numInstances = index;
sprintf(msg,"Num objects = %d",numInstances);
ci.m_gui->setStatusBarMessage(msg,true);
return index;
}
void GpuConvexScene::createStaticEnvironment(const ConstructionInfo& ci)
{
int strideInBytes = 9*sizeof(float);
@@ -126,7 +147,7 @@ void GpuConvexPlaneScene::createStaticEnvironment(const ConstructionInfo& ci)
btQuaternion orn(0,0,0,1);
// btQuaternion orn(btVector3(1,0,0),0.3);
btVector4 color(0,0,1,1);
btVector4 scaling(100,0.1,100,1);
btVector4 scaling(100,0.001,100,1);
int strideInBytes = 9*sizeof(float);
int numVertices = sizeof(cube_vertices)/strideInBytes;
int numIndices = sizeof(cube_indices)/sizeof(int);