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add re-usable createGraphicsSphere method in GpuDemo.

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introduce and use maxContactCapacity (needs to be fixed in various other contact kernels)
implement sphere versus trimesh
disable new/sequential GPU batching (only uses 1 thread in a warp, slow but works on NVIDIA/Apple OpenCL)
This commit is contained in:
erwin coumans
2013-04-04 17:54:45 -07:00
parent 733572e625
commit 358f4f97a2
15 changed files with 1008 additions and 139 deletions
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40
demo/gpudemo/GpuDemo.cpp
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@@ -2,7 +2,8 @@
#include "GpuDemoInternalData.h"
#include "BulletCommon/btScalar.h"
#include "basic_initialize/btOpenCLUtils.h"
#include "OpenGLWindow/ShapeData.h"
#include "OpenGLWindow/GLInstancingRenderer.h"
GpuDemo::GpuDemo()
:m_clData(0)
@@ -78,3 +79,40 @@ void GpuDemo::initCL(int preferredDeviceIndex, int preferredPlatformIndex)
}
int GpuDemo::registerGraphicsSphereShape(const ConstructionInfo& ci, float radius, bool usePointSprites, int largeSphereThreshold, int mediumSphereThreshold)
{
int strideInBytes = 9*sizeof(float);
int graphicsShapeIndex = -1;
if (radius>=largeSphereThreshold)
{
int numVertices = sizeof(detailed_sphere_vertices)/strideInBytes;
int numIndices = sizeof(detailed_sphere_indices)/sizeof(int);
graphicsShapeIndex = ci.m_instancingRenderer->registerShape(&detailed_sphere_vertices[0],numVertices,detailed_sphere_indices,numIndices);
} else
{
if (usePointSprites)
{
int numVertices = sizeof(point_sphere_vertices)/strideInBytes;
int numIndices = sizeof(point_sphere_indices)/sizeof(int);
graphicsShapeIndex = ci.m_instancingRenderer->registerShape(&point_sphere_vertices[0],numVertices,point_sphere_indices,numIndices,BT_GL_POINTS);
} else
{
if (radius>=mediumSphereThreshold)
{
int numVertices = sizeof(medium_sphere_vertices)/strideInBytes;
int numIndices = sizeof(medium_sphere_indices)/sizeof(int);
graphicsShapeIndex = 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);
graphicsShapeIndex = ci.m_instancingRenderer->registerShape(&low_sphere_vertices[0],numVertices,low_sphere_indices,numIndices);
}
}
}
return graphicsShapeIndex;
}