Function DrawShapes

demo/main.cpp:1546–1647

}

void DrawShapes()
{
	for (int i = 0; i < g_buffers->shapeFlags.size(); ++i)
	{
		const int flags = g_buffers->shapeFlags[i];

		// unpack flags
		int type = int(flags&eNvFlexShapeFlagTypeMask);
		//bool dynamic = int(flags&eNvFlexShapeFlagDynamic) > 0;

		Vec3 color = Vec3(0.9f);

		if (flags & eNvFlexShapeFlagTrigger)
		{
			color = Vec3(0.6f, 1.0, 0.6f);

			SetFillMode(true);		
		}

		// render with prev positions to match particle update order
		// can also think of this as current/next
		const Quat rotation = g_buffers->shapePrevRotations[i];
		const Vec3 position = Vec3(g_buffers->shapePrevPositions[i]);

		NvFlexCollisionGeometry geo = g_buffers->shapeGeometry[i];

		if (type == eNvFlexShapeSphere)
		{
			Mesh* sphere = CreateSphere(20, 20, geo.sphere.radius);

			Matrix44 xform = TranslationMatrix(Point3(position))*RotationMatrix(Quat(rotation));
			sphere->Transform(xform);

			DrawMesh(sphere, Vec3(color));

			delete sphere;
		}
		else if (type == eNvFlexShapeCapsule)
		{
			Mesh* capsule = CreateCapsule(10, 20, geo.capsule.radius, geo.capsule.halfHeight);

			// transform to world space
			Matrix44 xform = TranslationMatrix(Point3(position))*RotationMatrix(Quat(rotation))*RotationMatrix(DegToRad(-90.0f), Vec3(0.0f, 0.0f, 1.0f));
			capsule->Transform(xform);

			DrawMesh(capsule, Vec3(color));

			delete capsule;
		}
		else if (type == eNvFlexShapeBox)
		{
			Mesh* box = CreateCubeMesh();

			Matrix44 xform = TranslationMatrix(Point3(position))*RotationMatrix(Quat(rotation))*ScaleMatrix(Vec3(geo.box.halfExtents)*2.0f);
			box->Transform(xform);

			DrawMesh(box, Vec3(color));
			delete box;