message: Fixed createDiskMesh function
diff: @@ -633,7 +633,10 @@ asset::ICPUMesh* CGeometryCreator::createDiskMesh(float radius, uint32_t tessela
  buffer->setMeshDataAndFormat(desc);
  desc->drop();
  - const size_t vertexCount = 1u + tesselation;
  + const size_t vertexCount = 2u + tesselation;
  +
  + buffer->setIndexType(asset::EIT_16BIT);
  + buffer->setIndexCount(vertexCount);
  const size_t vertexSize = sizeof(CGeometryCreator::DiskVertex);
  const float angle = 360.0f / static_cast<float>(tesselation);
  @@ -644,12 +647,12 @@ asset::ICPUMesh* CGeometryCreator::createDiskMesh(float radius, uint32_t tessela
  /*
  example:
  -
  v1 v0 v7
  \ | /
  v2 -- s -- v6
  / | \
  v3 v4 v5
  +
  */
  @@ -664,14 +667,17 @@ asset::ICPUMesh* CGeometryCreator::createDiskMesh(float radius, uint32_t tessela
  ptr[1] = DiskVertex(v0, video::SColor(0xFFFFFFFFu),
  core::vector2du32_SIMD(0u, 1u), core::vector3df_SIMD(0.0f, 0.0f, 1.0f));
  - //v1, v2, ..., vn
  - for (int i = 2; i < vertexCount; i++)
  + //vn
  + ptr[vertexCount - 1] = ptr[1];
  +
  + //v1, v2, ..., vn-1
  + for (int i = 2; i < vertexCount-1; i++)
  {
  core::vectorSIMDf vn;
  core::matrix3x4SIMD rotMatrix;
  rotMatrix.setRotation(core::quaternion(0.0f, 0.0f, core::degToRad(angle * (i - 1))));
  -
  rotMatrix.transformVect(vn, v0);
  +
  ptr[i] = DiskVertex(vn, video::SColor(0xFFFFFFFFu),
  core::vector2du32_SIMD(0u, 1u), core::vector3df_SIMD(0.0f, 0.0f, 1.0f));
  }
  